7227 lines
751 KiB
HTML
7227 lines
751 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="generator" content="pandoc">
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<meta name="author" content="Stefan Dresselhaus">
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<title>Sketch for simulating chemodiversity</title>
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<meta name="apple-mobile-web-app-capable" content="yes">
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<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, minimal-ui">
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<style type="text/css">
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html, body, .reveal div, .reveal span, .reveal applet, .reveal object, .reveal iframe,
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.reveal h1, .reveal h2, .reveal h3, .reveal h4, .reveal h5, .reveal h6, .reveal p, .reveal blockquote, .reveal pre,
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.reveal a, .reveal abbr, .reveal acronym, .reveal address, .reveal big, .reveal cite, .reveal code,
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.reveal del, .reveal dfn, .reveal em, .reveal img, .reveal ins, .reveal kbd, .reveal q, .reveal s, .reveal samp,
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.reveal small, .reveal strike, .reveal strong, .reveal sub, .reveal sup, .reveal tt, .reveal var,
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.reveal b, .reveal u, .reveal center,
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.reveal dl, .reveal dt, .reveal dd, .reveal ol, .reveal ul, .reveal li,
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.reveal fieldset, .reveal form, .reveal label, .reveal legend,
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.reveal table, .reveal caption, .reveal tbody, .reveal tfoot, .reveal thead, .reveal tr, .reveal th, .reveal td,
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.reveal article, .reveal aside, .reveal canvas, .reveal details, .reveal embed,
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.reveal figure, .reveal figcaption, .reveal footer, .reveal header, .reveal hgroup,
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.reveal menu, .reveal nav, .reveal output, .reveal ruby, .reveal section, .reveal summary,
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.reveal time, .reveal mark, .reveal audio, .reveal video {
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margin: 0;
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padding: 0;
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border: 0;
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font-size: 100%;
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font: inherit;
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vertical-align: baseline; }
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.reveal article, .reveal aside, .reveal details, .reveal figcaption, .reveal figure,
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.reveal footer, .reveal header, .reveal hgroup, .reveal menu, .reveal nav, .reveal section {
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display: block; }
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html,
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body {
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width: 100%;
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height: 100%;
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overflow: hidden; }
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body {
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position: relative;
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line-height: 1;
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background-color: #fff;
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color: #000; }
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.reveal .slides section .fragment {
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opacity: 0;
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visibility: hidden;
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transition: all .2s ease; }
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.reveal .slides section .fragment.visible {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.grow {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.grow.visible {
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-webkit-transform: scale(1.3);
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transform: scale(1.3); }
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.reveal .slides section .fragment.shrink {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.shrink.visible {
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-webkit-transform: scale(0.7);
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transform: scale(0.7); }
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.reveal .slides section .fragment.zoom-in {
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-webkit-transform: scale(0.1);
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transform: scale(0.1); }
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.reveal .slides section .fragment.zoom-in.visible {
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-webkit-transform: none;
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transform: none; }
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.reveal .slides section .fragment.fade-out {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.fade-out.visible {
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opacity: 0;
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visibility: hidden; }
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.reveal .slides section .fragment.semi-fade-out {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.semi-fade-out.visible {
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opacity: 0.5;
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visibility: inherit; }
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.reveal .slides section .fragment.strike {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.strike.visible {
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text-decoration: line-through; }
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.reveal .slides section .fragment.fade-up {
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-webkit-transform: translate(0, 20%);
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transform: translate(0, 20%); }
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.reveal .slides section .fragment.fade-up.visible {
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-webkit-transform: translate(0, 0);
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transform: translate(0, 0); }
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.reveal .slides section .fragment.fade-down {
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-webkit-transform: translate(0, -20%);
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transform: translate(0, -20%); }
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.reveal .slides section .fragment.fade-down.visible {
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-webkit-transform: translate(0, 0);
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transform: translate(0, 0); }
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.reveal .slides section .fragment.fade-right {
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-webkit-transform: translate(-20%, 0);
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transform: translate(-20%, 0); }
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.reveal .slides section .fragment.fade-right.visible {
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-webkit-transform: translate(0, 0);
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transform: translate(0, 0); }
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.reveal .slides section .fragment.fade-left {
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-webkit-transform: translate(20%, 0);
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transform: translate(20%, 0); }
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.reveal .slides section .fragment.fade-left.visible {
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-webkit-transform: translate(0, 0);
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transform: translate(0, 0); }
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.reveal .slides section .fragment.current-visible {
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opacity: 0;
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visibility: hidden; }
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.reveal .slides section .fragment.current-visible.current-fragment {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.highlight-red,
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.reveal .slides section .fragment.highlight-current-red,
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.reveal .slides section .fragment.highlight-green,
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.reveal .slides section .fragment.highlight-current-green,
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.reveal .slides section .fragment.highlight-blue,
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.reveal .slides section .fragment.highlight-current-blue {
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opacity: 1;
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visibility: inherit; }
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.reveal .slides section .fragment.highlight-red.visible {
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color: #ff2c2d; }
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.reveal .slides section .fragment.highlight-green.visible {
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color: #17ff2e; }
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.reveal .slides section .fragment.highlight-blue.visible {
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color: #1b91ff; }
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.reveal .slides section .fragment.highlight-current-red.current-fragment {
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color: #ff2c2d; }
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.reveal .slides section .fragment.highlight-current-green.current-fragment {
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color: #17ff2e; }
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.reveal .slides section .fragment.highlight-current-blue.current-fragment {
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color: #1b91ff; }
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.reveal:after {
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content: '';
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font-style: italic; }
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.reveal iframe {
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z-index: 1; }
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.reveal a {
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position: relative; }
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.reveal .stretch {
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max-width: none;
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max-height: none; }
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.reveal pre.stretch code {
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height: 100%;
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max-height: 100%;
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box-sizing: border-box; }
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@-webkit-keyframes bounce-right {
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0%, 10%, 25%, 40%, 50% {
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-webkit-transform: translateX(0);
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transform: translateX(0); }
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20% {
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-webkit-transform: translateX(10px);
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transform: translateX(10px); }
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30% {
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-webkit-transform: translateX(-5px);
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transform: translateX(-5px); } }
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@keyframes bounce-right {
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0%, 10%, 25%, 40%, 50% {
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-webkit-transform: translateX(0);
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transform: translateX(0); }
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20% {
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-webkit-transform: translateX(10px);
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transform: translateX(10px); }
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30% {
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-webkit-transform: translateX(-5px);
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transform: translateX(-5px); } }
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@-webkit-keyframes bounce-down {
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0%, 10%, 25%, 40%, 50% {
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-webkit-transform: translateY(0);
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transform: translateY(0); }
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20% {
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-webkit-transform: translateY(10px);
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transform: translateY(10px); }
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30% {
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-webkit-transform: translateY(-5px);
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transform: translateY(-5px); } }
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@keyframes bounce-down {
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|||
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0%, 10%, 25%, 40%, 50% {
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-webkit-transform: translateY(0);
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transform: translateY(0); }
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|||
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20% {
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-webkit-transform: translateY(10px);
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transform: translateY(10px); }
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30% {
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-webkit-transform: translateY(-5px);
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transform: translateY(-5px); } }
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|||
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.reveal .controls {
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|||
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display: none;
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|||
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position: absolute;
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|||
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top: auto;
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bottom: 12px;
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right: 12px;
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left: auto;
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z-index: 1;
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color: #000;
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pointer-events: none;
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font-size: 10px; }
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.reveal .controls button {
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position: absolute;
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padding: 0;
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background-color: transparent;
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border: 0;
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outline: 0;
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cursor: pointer;
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|||
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color: currentColor;
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-webkit-transform: scale(0.9999);
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transform: scale(0.9999);
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transition: color 0.2s ease, opacity 0.2s ease, -webkit-transform 0.2s ease;
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transition: color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
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z-index: 2;
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pointer-events: auto;
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|||
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font-size: inherit;
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|||
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visibility: hidden;
|
|||
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opacity: 0;
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|||
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-webkit-appearance: none;
|
|||
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-webkit-tap-highlight-color: transparent; }
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|||
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.reveal .controls .controls-arrow:before,
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|||
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.reveal .controls .controls-arrow:after {
|
|||
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content: '';
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|||
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position: absolute;
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top: 0;
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left: 0;
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width: 2.6em;
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height: 0.5em;
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border-radius: 0.25em;
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background-color: currentColor;
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transition: all 0.15s ease, background-color 0.8s ease;
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|||
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-webkit-transform-origin: 0.2em 50%;
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transform-origin: 0.2em 50%;
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will-change: transform; }
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|||
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.reveal .controls .controls-arrow {
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position: relative;
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width: 3.6em;
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height: 3.6em; }
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|||
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.reveal .controls .controls-arrow:before {
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-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(45deg);
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|||
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transform: translateX(0.5em) translateY(1.55em) rotate(45deg); }
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|||
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.reveal .controls .controls-arrow:after {
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|||
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-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(-45deg);
|
|||
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transform: translateX(0.5em) translateY(1.55em) rotate(-45deg); }
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|||
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.reveal .controls .controls-arrow:hover:before {
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|||
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-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(40deg);
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|||
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transform: translateX(0.5em) translateY(1.55em) rotate(40deg); }
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|||
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.reveal .controls .controls-arrow:hover:after {
|
|||
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-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(-40deg);
|
|||
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transform: translateX(0.5em) translateY(1.55em) rotate(-40deg); }
|
|||
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|
.reveal .controls .controls-arrow:active:before {
|
|||
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|
-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(36deg);
|
|||
|
|
transform: translateX(0.5em) translateY(1.55em) rotate(36deg); }
|
|||
|
|
.reveal .controls .controls-arrow:active:after {
|
|||
|
|
-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(-36deg);
|
|||
|
|
transform: translateX(0.5em) translateY(1.55em) rotate(-36deg); }
|
|||
|
|
.reveal .controls .navigate-left {
|
|||
|
|
right: 6.4em;
|
|||
|
|
bottom: 3.2em;
|
|||
|
|
-webkit-transform: translateX(-10px);
|
|||
|
|
transform: translateX(-10px); }
|
|||
|
|
.reveal .controls .navigate-right {
|
|||
|
|
right: 0;
|
|||
|
|
bottom: 3.2em;
|
|||
|
|
-webkit-transform: translateX(10px);
|
|||
|
|
transform: translateX(10px); }
|
|||
|
|
.reveal .controls .navigate-right .controls-arrow {
|
|||
|
|
-webkit-transform: rotate(180deg);
|
|||
|
|
transform: rotate(180deg); }
|
|||
|
|
.reveal .controls .navigate-right.highlight {
|
|||
|
|
-webkit-animation: bounce-right 2s 50 both ease-out;
|
|||
|
|
animation: bounce-right 2s 50 both ease-out; }
|
|||
|
|
.reveal .controls .navigate-up {
|
|||
|
|
right: 3.2em;
|
|||
|
|
bottom: 6.4em;
|
|||
|
|
-webkit-transform: translateY(-10px);
|
|||
|
|
transform: translateY(-10px); }
|
|||
|
|
.reveal .controls .navigate-up .controls-arrow {
|
|||
|
|
-webkit-transform: rotate(90deg);
|
|||
|
|
transform: rotate(90deg); }
|
|||
|
|
.reveal .controls .navigate-down {
|
|||
|
|
right: 3.2em;
|
|||
|
|
bottom: 0;
|
|||
|
|
-webkit-transform: translateY(10px);
|
|||
|
|
transform: translateY(10px); }
|
|||
|
|
.reveal .controls .navigate-down .controls-arrow {
|
|||
|
|
-webkit-transform: rotate(-90deg);
|
|||
|
|
transform: rotate(-90deg); }
|
|||
|
|
.reveal .controls .navigate-down.highlight {
|
|||
|
|
-webkit-animation: bounce-down 2s 50 both ease-out;
|
|||
|
|
animation: bounce-down 2s 50 both ease-out; }
|
|||
|
|
.reveal .controls[data-controls-back-arrows="faded"] .navigate-left.enabled,
|
|||
|
|
.reveal .controls[data-controls-back-arrows="faded"] .navigate-up.enabled {
|
|||
|
|
opacity: 0.3; }
|
|||
|
|
.reveal .controls[data-controls-back-arrows="faded"] .navigate-left.enabled:hover,
|
|||
|
|
.reveal .controls[data-controls-back-arrows="faded"] .navigate-up.enabled:hover {
|
|||
|
|
opacity: 1; }
|
|||
|
|
.reveal .controls[data-controls-back-arrows="hidden"] .navigate-left.enabled,
|
|||
|
|
.reveal .controls[data-controls-back-arrows="hidden"] .navigate-up.enabled {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden; }
|
|||
|
|
.reveal .controls .enabled {
|
|||
|
|
visibility: visible;
|
|||
|
|
opacity: 0.9;
|
|||
|
|
cursor: pointer;
|
|||
|
|
-webkit-transform: none;
|
|||
|
|
transform: none; }
|
|||
|
|
.reveal .controls .enabled.fragmented {
|
|||
|
|
opacity: 0.5; }
|
|||
|
|
.reveal .controls .enabled:hover,
|
|||
|
|
.reveal .controls .enabled.fragmented:hover {
|
|||
|
|
opacity: 1; }
|
|||
|
|
.reveal:not(.has-vertical-slides) .controls .navigate-left {
|
|||
|
|
bottom: 1.4em;
|
|||
|
|
right: 5.5em; }
|
|||
|
|
.reveal:not(.has-vertical-slides) .controls .navigate-right {
|
|||
|
|
bottom: 1.4em;
|
|||
|
|
right: 0.5em; }
|
|||
|
|
.reveal:not(.has-horizontal-slides) .controls .navigate-up {
|
|||
|
|
right: 1.4em;
|
|||
|
|
bottom: 5em; }
|
|||
|
|
.reveal:not(.has-horizontal-slides) .controls .navigate-down {
|
|||
|
|
right: 1.4em;
|
|||
|
|
bottom: 0.5em; }
|
|||
|
|
.reveal.has-dark-background .controls {
|
|||
|
|
color: #fff; }
|
|||
|
|
.reveal.has-light-background .controls {
|
|||
|
|
color: #000; }
|
|||
|
|
.reveal.no-hover .controls .controls-arrow:hover:before,
|
|||
|
|
.reveal.no-hover .controls .controls-arrow:active:before {
|
|||
|
|
-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(45deg);
|
|||
|
|
transform: translateX(0.5em) translateY(1.55em) rotate(45deg); }
|
|||
|
|
.reveal.no-hover .controls .controls-arrow:hover:after,
|
|||
|
|
.reveal.no-hover .controls .controls-arrow:active:after {
|
|||
|
|
-webkit-transform: translateX(0.5em) translateY(1.55em) rotate(-45deg);
|
|||
|
|
transform: translateX(0.5em) translateY(1.55em) rotate(-45deg); }
|
|||
|
|
@media screen and (min-width: 500px) {
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] {
|
|||
|
|
top: 0;
|
|||
|
|
right: 0;
|
|||
|
|
bottom: 0;
|
|||
|
|
left: 0; }
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-left,
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-right,
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-up,
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-down {
|
|||
|
|
bottom: auto;
|
|||
|
|
right: auto; }
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-left {
|
|||
|
|
top: 50%;
|
|||
|
|
left: 8px;
|
|||
|
|
margin-top: -1.8em; }
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-right {
|
|||
|
|
top: 50%;
|
|||
|
|
right: 8px;
|
|||
|
|
margin-top: -1.8em; }
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-up {
|
|||
|
|
top: 8px;
|
|||
|
|
left: 50%;
|
|||
|
|
margin-left: -1.8em; }
|
|||
|
|
.reveal .controls[data-controls-layout="edges"] .navigate-down {
|
|||
|
|
bottom: 8px;
|
|||
|
|
left: 50%;
|
|||
|
|
margin-left: -1.8em; } }
|
|||
|
|
|
|||
|
|
.reveal .progress {
|
|||
|
|
position: absolute;
|
|||
|
|
display: none;
|
|||
|
|
height: 3px;
|
|||
|
|
width: 100%;
|
|||
|
|
bottom: 0;
|
|||
|
|
left: 0;
|
|||
|
|
z-index: 10;
|
|||
|
|
background-color: rgba(0, 0, 0, 0.2);
|
|||
|
|
color: #fff; }
|
|||
|
|
.reveal .progress:after {
|
|||
|
|
content: '';
|
|||
|
|
display: block;
|
|||
|
|
position: absolute;
|
|||
|
|
height: 10px;
|
|||
|
|
width: 100%;
|
|||
|
|
top: -10px; }
|
|||
|
|
.reveal .progress span {
|
|||
|
|
display: block;
|
|||
|
|
height: 100%;
|
|||
|
|
width: 0px;
|
|||
|
|
background-color: currentColor;
|
|||
|
|
transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
|
|||
|
|
|
|||
|
|
.reveal .slide-number {
|
|||
|
|
position: fixed;
|
|||
|
|
display: block;
|
|||
|
|
right: 8px;
|
|||
|
|
bottom: 8px;
|
|||
|
|
z-index: 31;
|
|||
|
|
font-family: Helvetica, sans-serif;
|
|||
|
|
font-size: 12px;
|
|||
|
|
line-height: 1;
|
|||
|
|
color: #fff;
|
|||
|
|
background-color: rgba(0, 0, 0, 0.4);
|
|||
|
|
padding: 5px; }
|
|||
|
|
.reveal .slide-number-delimiter {
|
|||
|
|
margin: 0 3px; }
|
|||
|
|
|
|||
|
|
.reveal {
|
|||
|
|
position: relative;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
overflow: hidden;
|
|||
|
|
-ms-touch-action: none;
|
|||
|
|
touch-action: none; }
|
|||
|
|
@media only screen and (orientation: landscape) {
|
|||
|
|
.reveal.ua-iphone {
|
|||
|
|
position: fixed; } }
|
|||
|
|
.reveal .slides {
|
|||
|
|
position: absolute;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
top: 0;
|
|||
|
|
right: 0;
|
|||
|
|
bottom: 0;
|
|||
|
|
left: 0;
|
|||
|
|
margin: auto;
|
|||
|
|
pointer-events: none;
|
|||
|
|
overflow: visible;
|
|||
|
|
z-index: 1;
|
|||
|
|
text-align: center;
|
|||
|
|
-webkit-perspective: 600px;
|
|||
|
|
perspective: 600px;
|
|||
|
|
-webkit-perspective-origin: 50% 40%;
|
|||
|
|
perspective-origin: 50% 40%; }
|
|||
|
|
.reveal .slides > section {
|
|||
|
|
-ms-perspective: 600px; }
|
|||
|
|
.reveal .slides > section,
|
|||
|
|
.reveal .slides > section > section {
|
|||
|
|
display: none;
|
|||
|
|
position: absolute;
|
|||
|
|
width: 100%;
|
|||
|
|
padding: 20px 0px;
|
|||
|
|
pointer-events: auto;
|
|||
|
|
z-index: 10;
|
|||
|
|
-webkit-transform-style: flat;
|
|||
|
|
transform-style: flat;
|
|||
|
|
transition: -webkit-transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), -webkit-transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
|
|||
|
|
transition: transform-origin 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), transform 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), visibility 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985), opacity 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
|
|||
|
|
|
|||
|
|
.reveal[data-transition-speed="fast"] .slides section {
|
|||
|
|
transition-duration: 400ms; }
|
|||
|
|
.reveal[data-transition-speed="slow"] .slides section {
|
|||
|
|
transition-duration: 1200ms; }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition-speed="fast"] {
|
|||
|
|
transition-duration: 400ms; }
|
|||
|
|
.reveal .slides section[data-transition-speed="slow"] {
|
|||
|
|
transition-duration: 1200ms; }
|
|||
|
|
.reveal .slides > section.stack {
|
|||
|
|
padding-top: 0;
|
|||
|
|
padding-bottom: 0; }
|
|||
|
|
.reveal .slides > section.present,
|
|||
|
|
.reveal .slides > section > section.present {
|
|||
|
|
display: block;
|
|||
|
|
z-index: 11;
|
|||
|
|
opacity: 1; }
|
|||
|
|
.reveal .slides > section:empty,
|
|||
|
|
.reveal .slides > section > section:empty,
|
|||
|
|
.reveal .slides > section[data-background-interactive],
|
|||
|
|
.reveal .slides > section > section[data-background-interactive] {
|
|||
|
|
pointer-events: none; }
|
|||
|
|
.reveal.center,
|
|||
|
|
.reveal.center .slides,
|
|||
|
|
.reveal.center .slides section {
|
|||
|
|
min-height: 0 !important; }
|
|||
|
|
|
|||
|
|
.reveal .slides > section.future,
|
|||
|
|
.reveal .slides > section > section.future,
|
|||
|
|
.reveal .slides > section.past,
|
|||
|
|
.reveal .slides > section > section.past {
|
|||
|
|
pointer-events: none; }
|
|||
|
|
.reveal.overview .slides > section,
|
|||
|
|
.reveal.overview .slides > section > section {
|
|||
|
|
pointer-events: auto; }
|
|||
|
|
.reveal .slides > section.past,
|
|||
|
|
.reveal .slides > section.future,
|
|||
|
|
.reveal .slides > section > section.past,
|
|||
|
|
.reveal .slides > section > section.future {
|
|||
|
|
opacity: 0; }
|
|||
|
|
|
|||
|
|
|
|||
|
|
.reveal.slide section {
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden; }
|
|||
|
|
.reveal .slides > section[data-transition=slide].past,
|
|||
|
|
.reveal .slides > section[data-transition~=slide-out].past,
|
|||
|
|
.reveal.slide .slides > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate(-150%, 0);
|
|||
|
|
transform: translate(-150%, 0); }
|
|||
|
|
.reveal .slides > section[data-transition=slide].future,
|
|||
|
|
.reveal .slides > section[data-transition~=slide-in].future,
|
|||
|
|
.reveal.slide .slides > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate(150%, 0);
|
|||
|
|
transform: translate(150%, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=slide].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=slide-out].past,
|
|||
|
|
.reveal.slide .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate(0, -150%);
|
|||
|
|
transform: translate(0, -150%); }
|
|||
|
|
.reveal .slides > section > section[data-transition=slide].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=slide-in].future,
|
|||
|
|
.reveal.slide .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate(0, 150%);
|
|||
|
|
transform: translate(0, 150%); }
|
|||
|
|
.reveal.linear section {
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden; }
|
|||
|
|
.reveal .slides > section[data-transition=linear].past,
|
|||
|
|
.reveal .slides > section[data-transition~=linear-out].past,
|
|||
|
|
.reveal.linear .slides > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate(-150%, 0);
|
|||
|
|
transform: translate(-150%, 0); }
|
|||
|
|
.reveal .slides > section[data-transition=linear].future,
|
|||
|
|
.reveal .slides > section[data-transition~=linear-in].future,
|
|||
|
|
.reveal.linear .slides > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate(150%, 0);
|
|||
|
|
transform: translate(150%, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=linear].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=linear-out].past,
|
|||
|
|
.reveal.linear .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate(0, -150%);
|
|||
|
|
transform: translate(0, -150%); }
|
|||
|
|
.reveal .slides > section > section[data-transition=linear].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=linear-in].future,
|
|||
|
|
.reveal.linear .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate(0, 150%);
|
|||
|
|
transform: translate(0, 150%); }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition=default].stack,
|
|||
|
|
.reveal.default .slides section.stack {
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d; }
|
|||
|
|
.reveal .slides > section[data-transition=default].past,
|
|||
|
|
.reveal .slides > section[data-transition~=default-out].past,
|
|||
|
|
.reveal.default .slides > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0); }
|
|||
|
|
.reveal .slides > section[data-transition=default].future,
|
|||
|
|
.reveal .slides > section[data-transition~=default-in].future,
|
|||
|
|
.reveal.default .slides > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=default].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=default-out].past,
|
|||
|
|
.reveal.default .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0);
|
|||
|
|
transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=default].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=default-in].future,
|
|||
|
|
.reveal.default .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0);
|
|||
|
|
transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0); }
|
|||
|
|
.reveal .slides section[data-transition=convex].stack,
|
|||
|
|
.reveal.convex .slides section.stack {
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d; }
|
|||
|
|
.reveal .slides > section[data-transition=convex].past,
|
|||
|
|
.reveal .slides > section[data-transition~=convex-out].past,
|
|||
|
|
.reveal.convex .slides > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0); }
|
|||
|
|
.reveal .slides > section[data-transition=convex].future,
|
|||
|
|
.reveal .slides > section[data-transition~=convex-in].future,
|
|||
|
|
.reveal.convex .slides > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=convex].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=convex-out].past,
|
|||
|
|
.reveal.convex .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0);
|
|||
|
|
transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=convex].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=convex-in].future,
|
|||
|
|
.reveal.convex .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0);
|
|||
|
|
transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0); }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition=concave].stack,
|
|||
|
|
.reveal.concave .slides section.stack {
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d; }
|
|||
|
|
.reveal .slides > section[data-transition=concave].past,
|
|||
|
|
.reveal .slides > section[data-transition~=concave-out].past,
|
|||
|
|
.reveal.concave .slides > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0); }
|
|||
|
|
.reveal .slides > section[data-transition=concave].future,
|
|||
|
|
.reveal .slides > section[data-transition~=concave-in].future,
|
|||
|
|
.reveal.concave .slides > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=concave].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=concave-out].past,
|
|||
|
|
.reveal.concave .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate3d(0, -80%, 0) rotateX(-70deg) translate3d(0, -80%, 0);
|
|||
|
|
transform: translate3d(0, -80%, 0) rotateX(-70deg) translate3d(0, -80%, 0); }
|
|||
|
|
.reveal .slides > section > section[data-transition=concave].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=concave-in].future,
|
|||
|
|
.reveal.concave .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate3d(0, 80%, 0) rotateX(70deg) translate3d(0, 80%, 0);
|
|||
|
|
transform: translate3d(0, 80%, 0) rotateX(70deg) translate3d(0, 80%, 0); }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition=zoom],
|
|||
|
|
.reveal.zoom .slides section:not([data-transition]) {
|
|||
|
|
transition-timing-function: ease; }
|
|||
|
|
.reveal .slides > section[data-transition=zoom].past,
|
|||
|
|
.reveal .slides > section[data-transition~=zoom-out].past,
|
|||
|
|
.reveal.zoom .slides > section:not([data-transition]).past {
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(16);
|
|||
|
|
transform: scale(16); }
|
|||
|
|
.reveal .slides > section[data-transition=zoom].future,
|
|||
|
|
.reveal .slides > section[data-transition~=zoom-in].future,
|
|||
|
|
.reveal.zoom .slides > section:not([data-transition]).future {
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(0.2);
|
|||
|
|
transform: scale(0.2); }
|
|||
|
|
.reveal .slides > section > section[data-transition=zoom].past,
|
|||
|
|
.reveal .slides > section > section[data-transition~=zoom-out].past,
|
|||
|
|
.reveal.zoom .slides > section > section:not([data-transition]).past {
|
|||
|
|
-webkit-transform: translate(0, -150%);
|
|||
|
|
transform: translate(0, -150%); }
|
|||
|
|
.reveal .slides > section > section[data-transition=zoom].future,
|
|||
|
|
.reveal .slides > section > section[data-transition~=zoom-in].future,
|
|||
|
|
.reveal.zoom .slides > section > section:not([data-transition]).future {
|
|||
|
|
-webkit-transform: translate(0, 150%);
|
|||
|
|
transform: translate(0, 150%); }
|
|||
|
|
|
|||
|
|
.reveal.cube .slides {
|
|||
|
|
-webkit-perspective: 1300px;
|
|||
|
|
perspective: 1300px; }
|
|||
|
|
.reveal.cube .slides section {
|
|||
|
|
padding: 30px;
|
|||
|
|
min-height: 700px;
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d; }
|
|||
|
|
.reveal.center.cube .slides section {
|
|||
|
|
min-height: 0; }
|
|||
|
|
.reveal.cube .slides section:not(.stack):before {
|
|||
|
|
content: '';
|
|||
|
|
position: absolute;
|
|||
|
|
display: block;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
left: 0;
|
|||
|
|
top: 0;
|
|||
|
|
background: rgba(0, 0, 0, 0.1);
|
|||
|
|
border-radius: 4px;
|
|||
|
|
-webkit-transform: translateZ(-20px);
|
|||
|
|
transform: translateZ(-20px); }
|
|||
|
|
.reveal.cube .slides section:not(.stack):after {
|
|||
|
|
content: '';
|
|||
|
|
position: absolute;
|
|||
|
|
display: block;
|
|||
|
|
width: 90%;
|
|||
|
|
height: 30px;
|
|||
|
|
left: 5%;
|
|||
|
|
bottom: 0;
|
|||
|
|
background: none;
|
|||
|
|
z-index: 1;
|
|||
|
|
border-radius: 4px;
|
|||
|
|
box-shadow: 0px 95px 25px rgba(0, 0, 0, 0.2);
|
|||
|
|
-webkit-transform: translateZ(-90px) rotateX(65deg);
|
|||
|
|
transform: translateZ(-90px) rotateX(65deg); }
|
|||
|
|
.reveal.cube .slides > section.stack {
|
|||
|
|
padding: 0;
|
|||
|
|
background: none; }
|
|||
|
|
.reveal.cube .slides > section.past {
|
|||
|
|
-webkit-transform-origin: 100% 0%;
|
|||
|
|
transform-origin: 100% 0%;
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(-90deg); }
|
|||
|
|
.reveal.cube .slides > section.future {
|
|||
|
|
-webkit-transform-origin: 0% 0%;
|
|||
|
|
transform-origin: 0% 0%;
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(90deg);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(90deg); }
|
|||
|
|
.reveal.cube .slides > section > section.past {
|
|||
|
|
-webkit-transform-origin: 0% 100%;
|
|||
|
|
transform-origin: 0% 100%;
|
|||
|
|
-webkit-transform: translate3d(0, -100%, 0) rotateX(90deg);
|
|||
|
|
transform: translate3d(0, -100%, 0) rotateX(90deg); }
|
|||
|
|
.reveal.cube .slides > section > section.future {
|
|||
|
|
-webkit-transform-origin: 0% 0%;
|
|||
|
|
transform-origin: 0% 0%;
|
|||
|
|
-webkit-transform: translate3d(0, 100%, 0) rotateX(-90deg);
|
|||
|
|
transform: translate3d(0, 100%, 0) rotateX(-90deg); }
|
|||
|
|
|
|||
|
|
.reveal.page .slides {
|
|||
|
|
-webkit-perspective-origin: 0% 50%;
|
|||
|
|
perspective-origin: 0% 50%;
|
|||
|
|
-webkit-perspective: 3000px;
|
|||
|
|
perspective: 3000px; }
|
|||
|
|
.reveal.page .slides section {
|
|||
|
|
padding: 30px;
|
|||
|
|
min-height: 700px;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d; }
|
|||
|
|
.reveal.page .slides section.past {
|
|||
|
|
z-index: 12; }
|
|||
|
|
.reveal.page .slides section:not(.stack):before {
|
|||
|
|
content: '';
|
|||
|
|
position: absolute;
|
|||
|
|
display: block;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
left: 0;
|
|||
|
|
top: 0;
|
|||
|
|
background: rgba(0, 0, 0, 0.1);
|
|||
|
|
-webkit-transform: translateZ(-20px);
|
|||
|
|
transform: translateZ(-20px); }
|
|||
|
|
.reveal.page .slides section:not(.stack):after {
|
|||
|
|
content: '';
|
|||
|
|
position: absolute;
|
|||
|
|
display: block;
|
|||
|
|
width: 90%;
|
|||
|
|
height: 30px;
|
|||
|
|
left: 5%;
|
|||
|
|
bottom: 0;
|
|||
|
|
background: none;
|
|||
|
|
z-index: 1;
|
|||
|
|
border-radius: 4px;
|
|||
|
|
box-shadow: 0px 95px 25px rgba(0, 0, 0, 0.2);
|
|||
|
|
-webkit-transform: translateZ(-90px) rotateX(65deg); }
|
|||
|
|
.reveal.page .slides > section.stack {
|
|||
|
|
padding: 0;
|
|||
|
|
background: none; }
|
|||
|
|
.reveal.page .slides > section.past {
|
|||
|
|
-webkit-transform-origin: 0% 0%;
|
|||
|
|
transform-origin: 0% 0%;
|
|||
|
|
-webkit-transform: translate3d(-40%, 0, 0) rotateY(-80deg);
|
|||
|
|
transform: translate3d(-40%, 0, 0) rotateY(-80deg); }
|
|||
|
|
.reveal.page .slides > section.future {
|
|||
|
|
-webkit-transform-origin: 100% 0%;
|
|||
|
|
transform-origin: 100% 0%;
|
|||
|
|
-webkit-transform: translate3d(0, 0, 0);
|
|||
|
|
transform: translate3d(0, 0, 0); }
|
|||
|
|
.reveal.page .slides > section > section.past {
|
|||
|
|
-webkit-transform-origin: 0% 0%;
|
|||
|
|
transform-origin: 0% 0%;
|
|||
|
|
-webkit-transform: translate3d(0, -40%, 0) rotateX(80deg);
|
|||
|
|
transform: translate3d(0, -40%, 0) rotateX(80deg); }
|
|||
|
|
.reveal.page .slides > section > section.future {
|
|||
|
|
-webkit-transform-origin: 0% 100%;
|
|||
|
|
transform-origin: 0% 100%;
|
|||
|
|
-webkit-transform: translate3d(0, 0, 0);
|
|||
|
|
transform: translate3d(0, 0, 0); }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition=fade],
|
|||
|
|
.reveal.fade .slides section:not([data-transition]),
|
|||
|
|
.reveal.fade .slides > section > section:not([data-transition]) {
|
|||
|
|
-webkit-transform: none;
|
|||
|
|
transform: none;
|
|||
|
|
transition: opacity 0.5s; }
|
|||
|
|
.reveal.fade.overview .slides section,
|
|||
|
|
.reveal.fade.overview .slides > section > section {
|
|||
|
|
transition: none; }
|
|||
|
|
|
|||
|
|
.reveal .slides section[data-transition=none],
|
|||
|
|
.reveal.none .slides section:not([data-transition]) {
|
|||
|
|
-webkit-transform: none;
|
|||
|
|
transform: none;
|
|||
|
|
transition: none; }
|
|||
|
|
|
|||
|
|
.reveal .pause-overlay {
|
|||
|
|
position: absolute;
|
|||
|
|
top: 0;
|
|||
|
|
left: 0;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
background: black;
|
|||
|
|
visibility: hidden;
|
|||
|
|
opacity: 0;
|
|||
|
|
z-index: 100;
|
|||
|
|
transition: all 1s ease; }
|
|||
|
|
.reveal.paused .pause-overlay {
|
|||
|
|
visibility: visible;
|
|||
|
|
opacity: 1; }
|
|||
|
|
|
|||
|
|
.no-transforms {
|
|||
|
|
overflow-y: auto; }
|
|||
|
|
.no-transforms .reveal .slides {
|
|||
|
|
position: relative;
|
|||
|
|
width: 80%;
|
|||
|
|
height: auto !important;
|
|||
|
|
top: 0;
|
|||
|
|
left: 50%;
|
|||
|
|
margin: 0;
|
|||
|
|
text-align: center; }
|
|||
|
|
.no-transforms .reveal .controls,
|
|||
|
|
.no-transforms .reveal .progress {
|
|||
|
|
display: none !important; }
|
|||
|
|
.no-transforms .reveal .slides section {
|
|||
|
|
display: block !important;
|
|||
|
|
opacity: 1 !important;
|
|||
|
|
position: relative !important;
|
|||
|
|
height: auto;
|
|||
|
|
min-height: 0;
|
|||
|
|
top: 0;
|
|||
|
|
left: -50%;
|
|||
|
|
margin: 70px 0;
|
|||
|
|
-webkit-transform: none;
|
|||
|
|
transform: none; }
|
|||
|
|
.no-transforms .reveal .slides section section {
|
|||
|
|
left: 0; }
|
|||
|
|
.reveal .no-transition,
|
|||
|
|
.reveal .no-transition * {
|
|||
|
|
transition: none !important; }
|
|||
|
|
|
|||
|
|
.reveal .backgrounds {
|
|||
|
|
position: absolute;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
top: 0;
|
|||
|
|
left: 0;
|
|||
|
|
-webkit-perspective: 600px;
|
|||
|
|
perspective: 600px; }
|
|||
|
|
.reveal .slide-background {
|
|||
|
|
display: none;
|
|||
|
|
position: absolute;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
overflow: hidden;
|
|||
|
|
background-color: transparent;
|
|||
|
|
background-position: 50% 50%;
|
|||
|
|
background-repeat: no-repeat;
|
|||
|
|
background-size: cover;
|
|||
|
|
transition: all 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
|
|||
|
|
.reveal .slide-background.stack {
|
|||
|
|
display: block; }
|
|||
|
|
.reveal .slide-background.present {
|
|||
|
|
opacity: 1;
|
|||
|
|
visibility: visible;
|
|||
|
|
z-index: 2; }
|
|||
|
|
.print-pdf .reveal .slide-background {
|
|||
|
|
opacity: 1 !important;
|
|||
|
|
visibility: visible !important; }
|
|||
|
|
|
|||
|
|
.reveal .slide-background video {
|
|||
|
|
position: absolute;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
max-width: none;
|
|||
|
|
max-height: none;
|
|||
|
|
top: 0;
|
|||
|
|
left: 0;
|
|||
|
|
-o-object-fit: cover;
|
|||
|
|
object-fit: cover; }
|
|||
|
|
.reveal .slide-background[data-background-size="contain"] video {
|
|||
|
|
-o-object-fit: contain;
|
|||
|
|
object-fit: contain; }
|
|||
|
|
|
|||
|
|
.reveal[data-background-transition=none] > .backgrounds .slide-background,
|
|||
|
|
.reveal > .backgrounds .slide-background[data-background-transition=none] {
|
|||
|
|
transition: none; }
|
|||
|
|
|
|||
|
|
.reveal[data-background-transition=slide] > .backgrounds .slide-background,
|
|||
|
|
.reveal > .backgrounds .slide-background[data-background-transition=slide] {
|
|||
|
|
opacity: 1;
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden; }
|
|||
|
|
.reveal[data-background-transition=slide] > .backgrounds .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background.past[data-background-transition=slide] {
|
|||
|
|
-webkit-transform: translate(-100%, 0);
|
|||
|
|
transform: translate(-100%, 0); }
|
|||
|
|
.reveal[data-background-transition=slide] > .backgrounds .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background.future[data-background-transition=slide] {
|
|||
|
|
-webkit-transform: translate(100%, 0);
|
|||
|
|
transform: translate(100%, 0); }
|
|||
|
|
.reveal[data-background-transition=slide] > .backgrounds .slide-background > .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.past[data-background-transition=slide] {
|
|||
|
|
-webkit-transform: translate(0, -100%);
|
|||
|
|
transform: translate(0, -100%); }
|
|||
|
|
.reveal[data-background-transition=slide] > .backgrounds .slide-background > .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.future[data-background-transition=slide] {
|
|||
|
|
-webkit-transform: translate(0, 100%);
|
|||
|
|
transform: translate(0, 100%); }
|
|||
|
|
|
|||
|
|
.reveal[data-background-transition=convex] > .backgrounds .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background.past[data-background-transition=convex] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0); }
|
|||
|
|
.reveal[data-background-transition=convex] > .backgrounds .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background.future[data-background-transition=convex] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0); }
|
|||
|
|
.reveal[data-background-transition=convex] > .backgrounds .slide-background > .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.past[data-background-transition=convex] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(0, -100%, 0) rotateX(90deg) translate3d(0, -100%, 0);
|
|||
|
|
transform: translate3d(0, -100%, 0) rotateX(90deg) translate3d(0, -100%, 0); }
|
|||
|
|
.reveal[data-background-transition=convex] > .backgrounds .slide-background > .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.future[data-background-transition=convex] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(0, 100%, 0) rotateX(-90deg) translate3d(0, 100%, 0);
|
|||
|
|
transform: translate3d(0, 100%, 0) rotateX(-90deg) translate3d(0, 100%, 0); }
|
|||
|
|
|
|||
|
|
.reveal[data-background-transition=concave] > .backgrounds .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background.past[data-background-transition=concave] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0);
|
|||
|
|
transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0); }
|
|||
|
|
.reveal[data-background-transition=concave] > .backgrounds .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background.future[data-background-transition=concave] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0);
|
|||
|
|
transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0); }
|
|||
|
|
.reveal[data-background-transition=concave] > .backgrounds .slide-background > .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.past[data-background-transition=concave] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(0, -100%, 0) rotateX(-90deg) translate3d(0, -100%, 0);
|
|||
|
|
transform: translate3d(0, -100%, 0) rotateX(-90deg) translate3d(0, -100%, 0); }
|
|||
|
|
.reveal[data-background-transition=concave] > .backgrounds .slide-background > .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.future[data-background-transition=concave] {
|
|||
|
|
opacity: 0;
|
|||
|
|
-webkit-transform: translate3d(0, 100%, 0) rotateX(90deg) translate3d(0, 100%, 0);
|
|||
|
|
transform: translate3d(0, 100%, 0) rotateX(90deg) translate3d(0, 100%, 0); }
|
|||
|
|
|
|||
|
|
.reveal[data-background-transition=zoom] > .backgrounds .slide-background,
|
|||
|
|
.reveal > .backgrounds .slide-background[data-background-transition=zoom] {
|
|||
|
|
transition-timing-function: ease; }
|
|||
|
|
.reveal[data-background-transition=zoom] > .backgrounds .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background.past[data-background-transition=zoom] {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(16);
|
|||
|
|
transform: scale(16); }
|
|||
|
|
.reveal[data-background-transition=zoom] > .backgrounds .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background.future[data-background-transition=zoom] {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(0.2);
|
|||
|
|
transform: scale(0.2); }
|
|||
|
|
.reveal[data-background-transition=zoom] > .backgrounds .slide-background > .slide-background.past,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.past[data-background-transition=zoom] {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(16);
|
|||
|
|
transform: scale(16); }
|
|||
|
|
.reveal[data-background-transition=zoom] > .backgrounds .slide-background > .slide-background.future,
|
|||
|
|
.reveal > .backgrounds .slide-background > .slide-background.future[data-background-transition=zoom] {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(0.2);
|
|||
|
|
transform: scale(0.2); }
|
|||
|
|
|
|||
|
|
.reveal[data-transition-speed="fast"] > .backgrounds .slide-background {
|
|||
|
|
transition-duration: 400ms; }
|
|||
|
|
.reveal[data-transition-speed="slow"] > .backgrounds .slide-background {
|
|||
|
|
transition-duration: 1200ms; }
|
|||
|
|
|
|||
|
|
.reveal.overview {
|
|||
|
|
-webkit-perspective-origin: 50% 50%;
|
|||
|
|
perspective-origin: 50% 50%;
|
|||
|
|
-webkit-perspective: 700px;
|
|||
|
|
perspective: 700px; }
|
|||
|
|
.reveal.overview .slides {
|
|||
|
|
-moz-transform-style: preserve-3d; }
|
|||
|
|
.reveal.overview .slides section {
|
|||
|
|
height: 100%;
|
|||
|
|
top: 0 !important;
|
|||
|
|
opacity: 1 !important;
|
|||
|
|
overflow: hidden;
|
|||
|
|
visibility: visible !important;
|
|||
|
|
cursor: pointer;
|
|||
|
|
box-sizing: border-box; }
|
|||
|
|
.reveal.overview .slides section:hover,
|
|||
|
|
.reveal.overview .slides section.present {
|
|||
|
|
outline: 10px solid rgba(150, 150, 150, 0.4);
|
|||
|
|
outline-offset: 10px; }
|
|||
|
|
.reveal.overview .slides section .fragment {
|
|||
|
|
opacity: 1;
|
|||
|
|
transition: none; }
|
|||
|
|
.reveal.overview .slides section:after,
|
|||
|
|
.reveal.overview .slides section:before {
|
|||
|
|
display: none !important; }
|
|||
|
|
.reveal.overview .slides > section.stack {
|
|||
|
|
padding: 0;
|
|||
|
|
top: 0 !important;
|
|||
|
|
background: none;
|
|||
|
|
outline: none;
|
|||
|
|
overflow: visible; }
|
|||
|
|
.reveal.overview .backgrounds {
|
|||
|
|
-webkit-perspective: inherit;
|
|||
|
|
perspective: inherit;
|
|||
|
|
-moz-transform-style: preserve-3d; }
|
|||
|
|
.reveal.overview .backgrounds .slide-background {
|
|||
|
|
opacity: 1;
|
|||
|
|
visibility: visible;
|
|||
|
|
outline: 10px solid rgba(150, 150, 150, 0.1);
|
|||
|
|
outline-offset: 10px; }
|
|||
|
|
.reveal.overview .backgrounds .slide-background.stack {
|
|||
|
|
overflow: visible; }
|
|||
|
|
.reveal.overview .slides section,
|
|||
|
|
.reveal.overview-deactivating .slides section {
|
|||
|
|
transition: none; }
|
|||
|
|
.reveal.overview .backgrounds .slide-background,
|
|||
|
|
.reveal.overview-deactivating .backgrounds .slide-background {
|
|||
|
|
transition: none; }
|
|||
|
|
|
|||
|
|
.reveal.rtl .slides,
|
|||
|
|
.reveal.rtl .slides h1,
|
|||
|
|
.reveal.rtl .slides h2,
|
|||
|
|
.reveal.rtl .slides h3,
|
|||
|
|
.reveal.rtl .slides h4,
|
|||
|
|
.reveal.rtl .slides h5,
|
|||
|
|
.reveal.rtl .slides h6 {
|
|||
|
|
direction: rtl;
|
|||
|
|
font-family: sans-serif; }
|
|||
|
|
.reveal.rtl pre,
|
|||
|
|
.reveal.rtl code {
|
|||
|
|
direction: ltr; }
|
|||
|
|
.reveal.rtl ol,
|
|||
|
|
.reveal.rtl ul {
|
|||
|
|
text-align: right; }
|
|||
|
|
.reveal.rtl .progress span {
|
|||
|
|
float: right; }
|
|||
|
|
|
|||
|
|
.reveal.has-parallax-background .backgrounds {
|
|||
|
|
transition: all 0.8s ease; }
|
|||
|
|
|
|||
|
|
.reveal.has-parallax-background[data-transition-speed="fast"] .backgrounds {
|
|||
|
|
transition-duration: 400ms; }
|
|||
|
|
.reveal.has-parallax-background[data-transition-speed="slow"] .backgrounds {
|
|||
|
|
transition-duration: 1200ms; }
|
|||
|
|
|
|||
|
|
.reveal .overlay {
|
|||
|
|
position: absolute;
|
|||
|
|
top: 0;
|
|||
|
|
left: 0;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
z-index: 1000;
|
|||
|
|
background: rgba(0, 0, 0, 0.9);
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
transition: all 0.3s ease; }
|
|||
|
|
.reveal .overlay.visible {
|
|||
|
|
opacity: 1;
|
|||
|
|
visibility: visible; }
|
|||
|
|
.reveal .overlay .spinner {
|
|||
|
|
position: absolute;
|
|||
|
|
display: block;
|
|||
|
|
top: 50%;
|
|||
|
|
left: 50%;
|
|||
|
|
width: 32px;
|
|||
|
|
height: 32px;
|
|||
|
|
margin: -16px 0 0 -16px;
|
|||
|
|
z-index: 10;
|
|||
|
|
background-image: url(data:image/gif;base64,R0lGODlhIAAgAPMAAJmZmf%2F%2F%2F6%2Bvr8nJybW1tcDAwOjo6Nvb26ioqKOjo7Ozs%2FLy8vz8%2FAAAAAAAAAAAACH%2FC05FVFNDQVBFMi4wAwEAAAAh%2FhpDcmVhdGVkIHdpdGggYWpheGxvYWQuaW5mbwAh%2BQQJCgAAACwAAAAAIAAgAAAE5xDISWlhperN52JLhSSdRgwVo1ICQZRUsiwHpTJT4iowNS8vyW2icCF6k8HMMBkCEDskxTBDAZwuAkkqIfxIQyhBQBFvAQSDITM5VDW6XNE4KagNh6Bgwe60smQUB3d4Rz1ZBApnFASDd0hihh12BkE9kjAJVlycXIg7CQIFA6SlnJ87paqbSKiKoqusnbMdmDC2tXQlkUhziYtyWTxIfy6BE8WJt5YJvpJivxNaGmLHT0VnOgSYf0dZXS7APdpB309RnHOG5gDqXGLDaC457D1zZ%2FV%2FnmOM82XiHRLYKhKP1oZmADdEAAAh%2BQQJCgAAACwAAAAAIAAgAAAE6hDISWlZpOrNp1lGNRSdRpDUolIGw5RUYhhHukqFu8DsrEyqnWThGvAmhVlteBvojpTDDBUEIFwMFBRAmBkSgOrBFZogCASwBDEY%2FCZSg7GSE0gSCjQBMVG023xWBhklAnoEdhQEfyNqMIcKjhRsjEdnezB%2BA4k8gTwJhFuiW4dokXiloUepBAp5qaKpp6%2BHo7aWW54wl7obvEe0kRuoplCGepwSx2jJvqHEmGt6whJpGpfJCHmOoNHKaHx61WiSR92E4lbFoq%2BB6QDtuetcaBPnW6%2BO7wDHpIiK9SaVK5GgV543tzjgGcghAgAh%2BQQJCgAAACwAAAAAIAAgAAAE7hDISSkxpOrN5zFHNWRdhSiVoVLHspRUMoyUakyEe8PTPCATW9A14E0UvuAKMNAZKYUZCiBMuBakSQKG8G2FzUWox2AUtAQFcBKlVQoLgQReZhQlCIJesQXI5B0CBnUMOxMCenoCfTCEWBsJColTMANldx15BGs8B5wlCZ9Po6OJkwmRpnqkqnuSrayqfKmqpLajoiW5HJq7FL1Gr2mMMcKUMIiJgIemy7xZtJsTmsM4xHiKv5KMCXqfyUCJEonXPN2rAOIAmsfB3uPoAK%2B%2BG%2Bw48edZPK%2BM6hLJpQg484enXIdQFSS1u6UhksENEQAAIfkECQoAAAAsAAAAACAAIAAABOcQyEmpGKLqzWcZRVUQnZYg1aBSh2GUVEIQ2aQOE%2BG%2BcD4ntpWkZQj1JIiZIogDFFyHI0UxQwFugMSOFIPJftfVAEoZLBbcLEFhlQiqGp1Vd140AUklUN3eCA51C1EWMzMCezCBBmkxVIVHBWd3HHl9JQOIJSdSnJ0TDKChCwUJjoWMPaGqDKannasMo6WnM562R5YluZRwur0wpgqZE7NKUm%2BFNRPIhjBJxKZteWuIBMN4zRMIVIhffcgojwCF117i4nlLnY5ztRLsnOk%2BaV%2BoJY7V7m76PdkS4trKcdg0Zc0tTcKkRAAAIfkECQoAAAAsAAAAACAAIAAABO4QyEkpKqjqzScpRaVkXZWQEximw1BSCUEIlDohrft6cpKCk5xid5MNJTaAIkekKGQkWyKHkvhKsR7ARmitkAYDYRIbUQRQjWBwJRzChi9CRlBcY1UN4g0%2FVNB0AlcvcAYHRyZPdEQFYV8ccwR5HWxEJ02YmRMLnJ1xCYp0Y5idpQuhopmmC2KgojKasUQDk5BNAwwMOh2RtRq5uQuPZKGIJQIGwAwGf6I0JXMpC8C7kXWDBINFMxS4DKMAWVWAGYsAdNqW5uaRxkSKJOZKaU3tPOBZ4DuK2LATgJhkPJMgTwKCdFjyPHEnKxFCDhEAACH5BAkKAAAALAAAAAAgACAAAATzEMhJaVKp6s2nIkolIJ2WkBShpkVRWqqQrhLSEu9MZJKK9y1ZrqYK9WiClmvoUaF8gIQSNeF1Er4MNFn4SRSDARWroAIETg1iVwuHjYB1kYc1mwruwXKC9gmsJXliGxc%2BXiUCby9ydh1sOSdMkpMTBpaXBzsfhoc5l58Gm5yToAaZhaOUqjkDgCWNHAULCwOLaTmzswadEqggQwgHuQsHIoZCHQMMQgQGubVEcxOPFAcMDAYUA85eWARmfSRQCdcMe0zeP1AAygwLlJtPNAAL19DARdPzBOWSm1brJBi45soRAWQAAkrQIykShQ9wVhHCwCQCACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiRMDjI0Fd30%2FiI2UA5GSS5UDj2l6NoqgOgN4gksEBgYFf0FDqKgHnyZ9OX8HrgYHdHpcHQULXAS2qKpENRg7eAMLC7kTBaixUYFkKAzWAAnLC7FLVxLWDBLKCwaKTULgEwbLA4hJtOkSBNqITT3xEgfLpBtzE%2FjiuL04RGEBgwWhShRgQExHBAAh%2BQQJCgAAACwAAAAAIAAgAAAE7xDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfZiCqGk5dTESJeaOAlClzsJsqwiJwiqnFrb2nS9kmIcgEsjQydLiIlHehhpejaIjzh9eomSjZR%2BipslWIRLAgMDOR2DOqKogTB9pCUJBagDBXR6XB0EBkIIsaRsGGMMAxoDBgYHTKJiUYEGDAzHC9EACcUGkIgFzgwZ0QsSBcXHiQvOwgDdEwfFs0sDzt4S6BK4xYjkDOzn0unFeBzOBijIm1Dgmg5YFQwsCMjp1oJ8LyIAACH5BAkKAAAALAAAAAAgACAAAATwEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GGl6NoiPOH16iZKNlH6KmyWFOggHhEEvAwwMA0N9GBsEC6amhnVcEwavDAazGwIDaH1ipaYLBUTCGgQDA8NdHz0FpqgTBwsLqAbWAAnIA4FWKdMLGdYGEgraigbT0OITBcg5QwPT4xLrROZL6AuQAPUS7bxLpoWidY0JtxLHKhwwMJBTHgPKdEQAACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GAULDJCRiXo1CpGXDJOUjY%2BYip9DhToJA4RBLwMLCwVDfRgbBAaqqoZ1XBMHswsHtxtFaH1iqaoGNgAIxRpbFAgfPQSqpbgGBqUD1wBXeCYp1AYZ19JJOYgH1KwA4UBvQwXUBxPqVD9L3sbp2BNk2xvvFPJd%2BMFCN6HAAIKgNggY0KtEBAAh%2BQQJCgAAACwAAAAAIAAgAAAE6BDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfYIDMaAFdTESJeaEDAIMxYFqrOUaNW4E4ObYcCXaiBVEgULe0NJaxxtYksjh2NLkZISgDgJhHthkpU4mW6blRiYmZOlh4JWkDqILwUGBnE6TYEbCgevr0N1gH4At7gHiRpFaLNrrq8HNgAJA70AWxQIH1%2BvsYMDAzZQPC9VCNkDWUhGkuE5PxJNwiUK4UfLzOlD4WvzAHaoG9nxPi5d%2BjYUqfAhhykOFwJWiAAAIfkECQoAAAAsAAAAACAAIAAABPAQyElpUqnqzaciSoVkXVU
|
|||
|
|
visibility: visible;
|
|||
|
|
opacity: 0.6;
|
|||
|
|
transition: all 0.3s ease; }
|
|||
|
|
.reveal .overlay header {
|
|||
|
|
position: absolute;
|
|||
|
|
left: 0;
|
|||
|
|
top: 0;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 40px;
|
|||
|
|
z-index: 2;
|
|||
|
|
border-bottom: 1px solid #222; }
|
|||
|
|
.reveal .overlay header a {
|
|||
|
|
display: inline-block;
|
|||
|
|
width: 40px;
|
|||
|
|
height: 40px;
|
|||
|
|
line-height: 36px;
|
|||
|
|
padding: 0 10px;
|
|||
|
|
float: right;
|
|||
|
|
opacity: 0.6;
|
|||
|
|
box-sizing: border-box; }
|
|||
|
|
.reveal .overlay header a:hover {
|
|||
|
|
opacity: 1; }
|
|||
|
|
.reveal .overlay header a .icon {
|
|||
|
|
display: inline-block;
|
|||
|
|
width: 20px;
|
|||
|
|
height: 20px;
|
|||
|
|
background-position: 50% 50%;
|
|||
|
|
background-size: 100%;
|
|||
|
|
background-repeat: no-repeat; }
|
|||
|
|
.reveal .overlay header a.close .icon {
|
|||
|
|
background-image: url(data:image/png;base64,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); }
|
|||
|
|
.reveal .overlay header a.external .icon {
|
|||
|
|
background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAAcElEQVRYR+2WSQoAIQwEzf8f7XiOMkUQxUPlGkM3hVmiQfQR9GYnH1SsAQlI4DiBqkCMoNb9y2e90IAEJPAcgdznU9+engMaeJ7Azh5Y1U67gAho4DqBqmB1buAf0MB1AlVBek83ZPkmJMGc1wAR+AAqod/B97TRpQAAAABJRU5ErkJggg==); }
|
|||
|
|
.reveal .overlay .viewport {
|
|||
|
|
position: absolute;
|
|||
|
|
display: -webkit-box;
|
|||
|
|
display: -ms-flexbox;
|
|||
|
|
display: flex;
|
|||
|
|
top: 40px;
|
|||
|
|
right: 0;
|
|||
|
|
bottom: 0;
|
|||
|
|
left: 0; }
|
|||
|
|
.reveal .overlay.overlay-preview .viewport iframe {
|
|||
|
|
width: 100%;
|
|||
|
|
height: 100%;
|
|||
|
|
max-width: 100%;
|
|||
|
|
max-height: 100%;
|
|||
|
|
border: 0;
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
transition: all 0.3s ease; }
|
|||
|
|
.reveal .overlay.overlay-preview.loaded .viewport iframe {
|
|||
|
|
opacity: 1;
|
|||
|
|
visibility: visible; }
|
|||
|
|
.reveal .overlay.overlay-preview.loaded .viewport-inner {
|
|||
|
|
position: absolute;
|
|||
|
|
z-index: -1;
|
|||
|
|
left: 0;
|
|||
|
|
top: 45%;
|
|||
|
|
width: 100%;
|
|||
|
|
text-align: center;
|
|||
|
|
letter-spacing: normal; }
|
|||
|
|
.reveal .overlay.overlay-preview .x-frame-error {
|
|||
|
|
opacity: 0;
|
|||
|
|
transition: opacity 0.3s ease 0.3s; }
|
|||
|
|
.reveal .overlay.overlay-preview.loaded .x-frame-error {
|
|||
|
|
opacity: 1; }
|
|||
|
|
.reveal .overlay.overlay-preview.loaded .spinner {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden;
|
|||
|
|
-webkit-transform: scale(0.2);
|
|||
|
|
transform: scale(0.2); }
|
|||
|
|
.reveal .overlay.overlay-help .viewport {
|
|||
|
|
overflow: auto;
|
|||
|
|
color: #fff; }
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner {
|
|||
|
|
width: 600px;
|
|||
|
|
margin: auto;
|
|||
|
|
padding: 20px 20px 80px 20px;
|
|||
|
|
text-align: center;
|
|||
|
|
letter-spacing: normal; }
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner .title {
|
|||
|
|
font-size: 20px; }
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner table {
|
|||
|
|
border: 1px solid #fff;
|
|||
|
|
border-collapse: collapse;
|
|||
|
|
font-size: 16px; }
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner table th,
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner table td {
|
|||
|
|
width: 200px;
|
|||
|
|
padding: 14px;
|
|||
|
|
border: 1px solid #fff;
|
|||
|
|
vertical-align: middle; }
|
|||
|
|
.reveal .overlay.overlay-help .viewport .viewport-inner table th {
|
|||
|
|
padding-top: 20px;
|
|||
|
|
padding-bottom: 20px; }
|
|||
|
|
|
|||
|
|
.reveal .playback {
|
|||
|
|
position: absolute;
|
|||
|
|
left: 15px;
|
|||
|
|
bottom: 20px;
|
|||
|
|
z-index: 30;
|
|||
|
|
cursor: pointer;
|
|||
|
|
transition: all 400ms ease;
|
|||
|
|
-webkit-tap-highlight-color: transparent; }
|
|||
|
|
.reveal.overview .playback {
|
|||
|
|
opacity: 0;
|
|||
|
|
visibility: hidden; }
|
|||
|
|
|
|||
|
|
.reveal .roll {
|
|||
|
|
display: inline-block;
|
|||
|
|
line-height: 1.2;
|
|||
|
|
overflow: hidden;
|
|||
|
|
vertical-align: top;
|
|||
|
|
-webkit-perspective: 400px;
|
|||
|
|
perspective: 400px;
|
|||
|
|
-webkit-perspective-origin: 50% 50%;
|
|||
|
|
perspective-origin: 50% 50%; }
|
|||
|
|
.reveal .roll:hover {
|
|||
|
|
background: none;
|
|||
|
|
text-shadow: none; }
|
|||
|
|
.reveal .roll span {
|
|||
|
|
display: block;
|
|||
|
|
position: relative;
|
|||
|
|
padding: 0 2px;
|
|||
|
|
pointer-events: none;
|
|||
|
|
transition: all 400ms ease;
|
|||
|
|
-webkit-transform-origin: 50% 0%;
|
|||
|
|
transform-origin: 50% 0%;
|
|||
|
|
-webkit-transform-style: preserve-3d;
|
|||
|
|
transform-style: preserve-3d;
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden; }
|
|||
|
|
.reveal .roll:hover span {
|
|||
|
|
background: rgba(0, 0, 0, 0.5);
|
|||
|
|
-webkit-transform: translate3d(0px, 0px, -45px) rotateX(90deg);
|
|||
|
|
transform: translate3d(0px, 0px, -45px) rotateX(90deg); }
|
|||
|
|
.reveal .roll span:after {
|
|||
|
|
content: attr(data-title);
|
|||
|
|
display: block;
|
|||
|
|
position: absolute;
|
|||
|
|
left: 0;
|
|||
|
|
top: 0;
|
|||
|
|
padding: 0 2px;
|
|||
|
|
-webkit-backface-visibility: hidden;
|
|||
|
|
backface-visibility: hidden;
|
|||
|
|
-webkit-transform-origin: 50% 0%;
|
|||
|
|
transform-origin: 50% 0%;
|
|||
|
|
-webkit-transform: translate3d(0px, 110%, 0px) rotateX(-90deg);
|
|||
|
|
transform: translate3d(0px, 110%, 0px) rotateX(-90deg); }
|
|||
|
|
|
|||
|
|
.reveal aside.notes {
|
|||
|
|
display: none; }
|
|||
|
|
.reveal .speaker-notes {
|
|||
|
|
display: none;
|
|||
|
|
position: absolute;
|
|||
|
|
width: 25vw;
|
|||
|
|
height: 100%;
|
|||
|
|
top: 0;
|
|||
|
|
left: 100%;
|
|||
|
|
padding: 14px 18px 14px 18px;
|
|||
|
|
z-index: 1;
|
|||
|
|
font-size: 18px;
|
|||
|
|
line-height: 1.4;
|
|||
|
|
border: 1px solid rgba(0, 0, 0, 0.05);
|
|||
|
|
color: #222;
|
|||
|
|
background-color: #f5f5f5;
|
|||
|
|
overflow: auto;
|
|||
|
|
box-sizing: border-box;
|
|||
|
|
text-align: left;
|
|||
|
|
font-family: Helvetica, sans-serif;
|
|||
|
|
-webkit-overflow-scrolling: touch; }
|
|||
|
|
.reveal .speaker-notes .notes-placeholder {
|
|||
|
|
color: #ccc;
|
|||
|
|
font-style: italic; }
|
|||
|
|
.reveal .speaker-notes:focus {
|
|||
|
|
outline: none; }
|
|||
|
|
.reveal .speaker-notes:before {
|
|||
|
|
content: 'Speaker notes';
|
|||
|
|
display: block;
|
|||
|
|
margin-bottom: 10px;
|
|||
|
|
opacity: 0.5; }
|
|||
|
|
.reveal.show-notes {
|
|||
|
|
max-width: 75vw;
|
|||
|
|
overflow: visible; }
|
|||
|
|
.reveal.show-notes .speaker-notes {
|
|||
|
|
display: block; }
|
|||
|
|
@media screen and (min-width: 1600px) {
|
|||
|
|
.reveal .speaker-notes {
|
|||
|
|
font-size: 20px; } }
|
|||
|
|
@media screen and (max-width: 1024px) {
|
|||
|
|
.reveal.show-notes {
|
|||
|
|
border-left: 0;
|
|||
|
|
max-width: none;
|
|||
|
|
max-height: 70%;
|
|||
|
|
overflow: visible; }
|
|||
|
|
.reveal.show-notes .speaker-notes {
|
|||
|
|
top: 100%;
|
|||
|
|
left: 0;
|
|||
|
|
width: 100%;
|
|||
|
|
height: 42.8571428571%; } }
|
|||
|
|
@media screen and (max-width: 600px) {
|
|||
|
|
.reveal.show-notes {
|
|||
|
|
max-height: 60%; }
|
|||
|
|
.reveal.show-notes .speaker-notes {
|
|||
|
|
top: 100%;
|
|||
|
|
height: 66.6666666667%; }
|
|||
|
|
.reveal .speaker-notes {
|
|||
|
|
font-size: 14px; } }
|
|||
|
|
|
|||
|
|
.zoomed .reveal *,
|
|||
|
|
.zoomed .reveal *:before,
|
|||
|
|
.zoomed .reveal *:after {
|
|||
|
|
-webkit-backface-visibility: visible !important;
|
|||
|
|
backface-visibility: visible !important; }
|
|||
|
|
.zoomed .reveal .progress,
|
|||
|
|
.zoomed .reveal .controls {
|
|||
|
|
opacity: 0; }
|
|||
|
|
.zoomed .reveal .roll span {
|
|||
|
|
background: none; }
|
|||
|
|
.zoomed .reveal .roll span:after {
|
|||
|
|
visibility: hidden; }
|
|||
|
|
</style>
|
|||
|
|
<style type="text/css">
|
|||
|
|
code{white-space: pre-wrap;}
|
|||
|
|
span.smallcaps{font-variant: small-caps;}
|
|||
|
|
div.line-block{white-space: pre-line;}
|
|||
|
|
div.column{display: inline-block; vertical-align: top; width: 50%;}
|
|||
|
|
</style>
|
|||
|
|
<style type="text/css">
|
|||
|
|
div.sourceLine, a.sourceLine { display: inline-block; min-height: 1.25em; }
|
|||
|
|
a.sourceLine { pointer-events: none; color: inherit; text-decoration: inherit; }
|
|||
|
|
.sourceCode { overflow: visible; }
|
|||
|
|
code.sourceCode { white-space: pre; }
|
|||
|
|
@media print {
|
|||
|
|
code.sourceCode { white-space: pre-wrap; }
|
|||
|
|
div.sourceLine, a.sourceLine { text-indent: -1em; padding-left: 1em; }
|
|||
|
|
}
|
|||
|
|
pre.numberSource div.sourceLine, .numberSource a.sourceLine
|
|||
|
|
{ position: relative; }
|
|||
|
|
pre.numberSource div.sourceLine::before, .numberSource a.sourceLine::before
|
|||
|
|
{ content: attr(data-line-number);
|
|||
|
|
position: absolute; left: -5em; text-align: right; vertical-align: baseline;
|
|||
|
|
border: none; pointer-events: all;
|
|||
|
|
-webkit-touch-callout: none; -webkit-user-select: none;
|
|||
|
|
-khtml-user-select: none; -moz-user-select: none;
|
|||
|
|
-ms-user-select: none; user-select: none;
|
|||
|
|
padding: 0 4px; width: 4em; }
|
|||
|
|
pre.numberSource { margin-left: 3em; border-left: 1px solid #aaaaaa; color: #aaaaaa; padding-left: 4px; }
|
|||
|
|
@media screen {
|
|||
|
|
a.sourceLine::before { text-decoration: underline; color: initial; }
|
|||
|
|
}
|
|||
|
|
code span.kw { color: #007020; font-weight: bold; } /* Keyword */
|
|||
|
|
code span.dt { color: #902000; } /* DataType */
|
|||
|
|
code span.dv { color: #40a070; } /* DecVal */
|
|||
|
|
code span.bn { color: #40a070; } /* BaseN */
|
|||
|
|
code span.fl { color: #40a070; } /* Float */
|
|||
|
|
code span.ch { color: #4070a0; } /* Char */
|
|||
|
|
code span.st { color: #4070a0; } /* String */
|
|||
|
|
code span.co { color: #60a0b0; font-style: italic; } /* Comment */
|
|||
|
|
code span.ot { color: #007020; } /* Other */
|
|||
|
|
code span.al { color: #ff0000; font-weight: bold; } /* Alert */
|
|||
|
|
code span.fu { color: #06287e; } /* Function */
|
|||
|
|
code span.er { color: #ff0000; font-weight: bold; } /* Error */
|
|||
|
|
code span.wa { color: #60a0b0; font-weight: bold; font-style: italic; } /* Warning */
|
|||
|
|
code span.cn { color: #880000; } /* Constant */
|
|||
|
|
code span.sc { color: #4070a0; } /* SpecialChar */
|
|||
|
|
code span.vs { color: #4070a0; } /* VerbatimString */
|
|||
|
|
code span.ss { color: #bb6688; } /* SpecialString */
|
|||
|
|
code span.im { } /* Import */
|
|||
|
|
code span.va { color: #19177c; } /* Variable */
|
|||
|
|
code span.cf { color: #007020; font-weight: bold; } /* ControlFlow */
|
|||
|
|
code span.op { color: #666666; } /* Operator */
|
|||
|
|
code span.bu { } /* BuiltIn */
|
|||
|
|
code span.ex { } /* Extension */
|
|||
|
|
code span.pp { color: #bc7a00; } /* Preprocessor */
|
|||
|
|
code span.at { color: #7d9029; } /* Attribute */
|
|||
|
|
code span.do { color: #ba2121; font-style: italic; } /* Documentation */
|
|||
|
|
code span.an { color: #60a0b0; font-weight: bold; font-style: italic; } /* Annotation */
|
|||
|
|
code span.cv { color: #60a0b0; font-weight: bold; font-style: italic; } /* CommentVar */
|
|||
|
|
code span.in { color: #60a0b0; font-weight: bold; font-style: italic; } /* Information */
|
|||
|
|
</style>
|
|||
|
|
<style type="text/css">
|
|||
|
|
@font-face {
|
|||
|
|
font-family: 'League Gothic';
|
|||
|
|
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font-style: normal;
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font-style: italic;
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font-weight: 400;
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|
|
src: local('Lato Italic'), local('Lato-Italic'), url(data:font/ttf;base64,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
|
|||
|
|
}
|
|||
|
|
@font-face {
|
|||
|
|
font-family: 'Lato';
|
|||
|
|
font-style: italic;
|
|||
|
|
font-weight: 700;
|
|||
|
|
src: local('Lato Bold Italic'), local('Lato-BoldItalic'), url(data:font/ttf;base64,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
|
|||
|
|
}
|
|||
|
|
@font-face {
|
|||
|
|
font-family: 'Lato';
|
|||
|
|
font-style: normal;
|
|||
|
|
font-weight: 400;
|
|||
|
|
src: local('Lato Regular'), local('Lato-Regular'), url(data:font/ttf;base64,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|||
|
|
}
|
|||
|
|
@font-face {
|
|||
|
|
font-family: 'Lato';
|
|||
|
|
font-style: normal;
|
|||
|
|
font-weight: 700;
|
|||
|
|
src: local('Lato Bold'), local('Lato-Bold'), url(data:font/ttf;base64,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
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
html * {
|
|||
|
|
color-profile: sRGB;
|
|||
|
|
rendering-intent: auto; }
|
|||
|
|
|
|||
|
|
body {
|
|||
|
|
background: #fdf6e3;
|
|||
|
|
background-color: #fdf6e3; }
|
|||
|
|
.reveal {
|
|||
|
|
font-family: "Lato", sans-serif;
|
|||
|
|
font-size: 40px;
|
|||
|
|
font-weight: normal;
|
|||
|
|
color: #657b83; }
|
|||
|
|
::selection {
|
|||
|
|
color: #fff;
|
|||
|
|
background: #d33682;
|
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|
|
text-shadow: none; }
|
|||
|
|
::-moz-selection {
|
|||
|
|
color: #fff;
|
|||
|
|
background: #d33682;
|
|||
|
|
text-shadow: none; }
|
|||
|
|
.reveal .slides > section,
|
|||
|
|
.reveal .slides > section > section {
|
|||
|
|
line-height: 1.3;
|
|||
|
|
font-weight: inherit; }
|
|||
|
|
|
|||
|
|
.reveal h1,
|
|||
|
|
.reveal h2,
|
|||
|
|
.reveal h3,
|
|||
|
|
.reveal h4,
|
|||
|
|
.reveal h5,
|
|||
|
|
.reveal h6 {
|
|||
|
|
margin: 0 0 20px 0;
|
|||
|
|
color: #586e75;
|
|||
|
|
font-family: "League Gothic", Impact, sans-serif;
|
|||
|
|
font-weight: normal;
|
|||
|
|
line-height: 1.2;
|
|||
|
|
letter-spacing: normal;
|
|||
|
|
text-transform: uppercase;
|
|||
|
|
text-shadow: none;
|
|||
|
|
word-wrap: break-word; }
|
|||
|
|
.reveal h1 {
|
|||
|
|
font-size: 3.77em; }
|
|||
|
|
.reveal h2 {
|
|||
|
|
font-size: 2.11em; }
|
|||
|
|
.reveal h3 {
|
|||
|
|
font-size: 1.55em; }
|
|||
|
|
.reveal h4 {
|
|||
|
|
font-size: 1em; }
|
|||
|
|
.reveal h1 {
|
|||
|
|
text-shadow: none; }
|
|||
|
|
|
|||
|
|
.reveal p {
|
|||
|
|
margin: 20px 0;
|
|||
|
|
line-height: 1.3; }
|
|||
|
|
|
|||
|
|
.reveal img,
|
|||
|
|
.reveal video,
|
|||
|
|
.reveal iframe {
|
|||
|
|
max-width: 95%;
|
|||
|
|
max-height: 95%; }
|
|||
|
|
.reveal strong,
|
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|
|
.reveal b {
|
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|
|
font-weight: bold; }
|
|||
|
|
.reveal em {
|
|||
|
|
font-style: italic; }
|
|||
|
|
.reveal ol,
|
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|
|
.reveal dl,
|
|||
|
|
.reveal ul {
|
|||
|
|
display: inline-block;
|
|||
|
|
text-align: left;
|
|||
|
|
margin: 0 0 0 1em; }
|
|||
|
|
.reveal ol {
|
|||
|
|
list-style-type: decimal; }
|
|||
|
|
.reveal ul {
|
|||
|
|
list-style-type: disc; }
|
|||
|
|
.reveal ul ul {
|
|||
|
|
list-style-type: square; }
|
|||
|
|
.reveal ul ul ul {
|
|||
|
|
list-style-type: circle; }
|
|||
|
|
.reveal ul ul,
|
|||
|
|
.reveal ul ol,
|
|||
|
|
.reveal ol ol,
|
|||
|
|
.reveal ol ul {
|
|||
|
|
display: block;
|
|||
|
|
margin-left: 40px; }
|
|||
|
|
.reveal dt {
|
|||
|
|
font-weight: bold; }
|
|||
|
|
.reveal dd {
|
|||
|
|
margin-left: 40px; }
|
|||
|
|
.reveal blockquote {
|
|||
|
|
display: block;
|
|||
|
|
position: relative;
|
|||
|
|
width: 70%;
|
|||
|
|
margin: 20px auto;
|
|||
|
|
padding: 5px;
|
|||
|
|
font-style: italic;
|
|||
|
|
background: rgba(255, 255, 255, 0.05);
|
|||
|
|
box-shadow: 0px 0px 2px rgba(0, 0, 0, 0.2); }
|
|||
|
|
.reveal blockquote p:first-child,
|
|||
|
|
.reveal blockquote p:last-child {
|
|||
|
|
display: inline-block; }
|
|||
|
|
.reveal q {
|
|||
|
|
font-style: italic; }
|
|||
|
|
.reveal pre {
|
|||
|
|
display: block;
|
|||
|
|
position: relative;
|
|||
|
|
width: 90%;
|
|||
|
|
margin: 20px auto;
|
|||
|
|
text-align: left;
|
|||
|
|
font-size: 0.55em;
|
|||
|
|
font-family: monospace;
|
|||
|
|
line-height: 1.2em;
|
|||
|
|
word-wrap: break-word;
|
|||
|
|
box-shadow: 0px 0px 6px rgba(0, 0, 0, 0.3); }
|
|||
|
|
.reveal code {
|
|||
|
|
font-family: monospace;
|
|||
|
|
text-transform: none; }
|
|||
|
|
.reveal pre code {
|
|||
|
|
display: block;
|
|||
|
|
padding: 5px;
|
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|
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|
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|
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|
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|
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|
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|
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padding: 0.2em 0.5em 0.2em 0.5em;
|
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|
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|
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.reveal table th[align="center"],
|
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|
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|
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|
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|
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|
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.reveal table tbody tr:last-child th,
|
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|
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|
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.reveal sup {
|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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|
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color: #268bd2;
|
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text-decoration: none;
|
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|
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|
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transition: color .15s ease; }
|
|||
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|
|||
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|
color: #78b9e6;
|
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|
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|
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|
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color: #fff;
|
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|
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.reveal section img {
|
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margin: 15px 0px;
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|
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|
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box-shadow: 0 0 10px rgba(0, 0, 0, 0.15); }
|
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.reveal section img.plain {
|
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border: 0;
|
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box-shadow: none; }
|
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.reveal a img {
|
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|
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|
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transition: all .15s linear; }
|
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.reveal a:hover img {
|
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background: rgba(255, 255, 255, 0.2);
|
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border-color: #268bd2;
|
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box-shadow: 0 0 20px rgba(0, 0, 0, 0.55); }
|
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.reveal .controls {
|
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color: #268bd2; }
|
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.reveal .progress {
|
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background: rgba(0, 0, 0, 0.2);
|
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color: #268bd2; }
|
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.reveal .progress span {
|
|||
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-webkit-transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
|
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-moz-transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985);
|
|||
|
|
transition: width 800ms cubic-bezier(0.26, 0.86, 0.44, 0.985); }
|
|||
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</style>
|
|||
|
|
<!-- Printing and PDF exports -->
|
|||
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|
<script>
|
|||
|
|
var link = document.createElement( 'link' );
|
|||
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link.rel = 'stylesheet';
|
|||
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link.type = 'text/css';
|
|||
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link.href = window.location.search.match( /print-pdf/gi ) ? 'reveal.js/css/print/pdf.css' : 'reveal.js/css/print/paper.css';
|
|||
|
|
document.getElementsByTagName( 'head' )[0].appendChild( link );
|
|||
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</script>
|
|||
|
|
<!--[if lt IE 9]>
|
|||
|
|
<script src="reveal.js/lib/js/html5shiv.js"></script>
|
|||
|
|
<![endif]-->
|
|||
|
|
</head>
|
|||
|
|
<body>
|
|||
|
|
<div class="reveal">
|
|||
|
|
<div class="slides">
|
|||
|
|
|
|||
|
|
<section>
|
|||
|
|
<h1 class="title">Sketch for simulating chemodiversity</h1>
|
|||
|
|
<p class="author">Stefan Dresselhaus</p>
|
|||
|
|
</section>
|
|||
|
|
|
|||
|
|
<section id="rough-sketch-components-responsible-for-chemodiversity" class="slide level1">
|
|||
|
|
<h1>(rough) sketch components responsible for chemodiversity</h1>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="genes">Genes</h2>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">define which enzymes are produced in which quantities
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">list in fig. 1 in [<a href="git@github.com:hakimel/reveal.js.git">1</a>]</li>
|
|||
|
|
</ul></li>
|
|||
|
|
<li class="fragment">can be scaled down/inactivated (i.e. when predators leave for generations)
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">easy to ramp up production as long as the genes are still there</li>
|
|||
|
|
</ul></li>
|
|||
|
|
<li class="fragment">plants can survive without problems with inactive PSM-cycles when no adversaries are present.</li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h3 id="inheritance-mutation">Inheritance & Mutation</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">via whole-genome and local-genome duplication</li>
|
|||
|
|
<li class="fragment">copies accumulate mutations that lead to neofunctionalization</li>
|
|||
|
|
<li class="fragment">e.g. subtle differences in terpene synthases can yield vastly different products
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">i.e. these changes can appear easily</li>
|
|||
|
|
<li class="fragment">need to classify products by “chemical distance” for simulation</li>
|
|||
|
|
<li class="fragment"><strong>TODO</strong>: Map/Markov-Chain of mutations that may occur here?</li>
|
|||
|
|
</ul></li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h3 id="evolutional-strategies">Evolutional strategies</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">“Bet-hedging”: reduce variations of fitness over time
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment"><strong>TODO</strong>: understand</li>
|
|||
|
|
<li class="fragment">different effects of intra-cohort-variation vs. inter-cohort-variation</li>
|
|||
|
|
</ul></li>
|
|||
|
|
<li class="fragment">Plants with inactive PSM can survive if predators are deterred by other individuals due to automimicry-effect which <em>could</em> foster wider genetic variance
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">the more of those individuals are present in a population, the less their overall fitness becomes.</li>
|
|||
|
|
<li class="fragment"><strong>TODO</strong>: fitness must also be able to depend on relative appearance of adversarial traits in the population
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">Keyword: Frequency-dependent-selection (FDS)</li>
|
|||
|
|
</ul></li>
|
|||
|
|
</ul></li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="pathways-to-produce-chemical-compounds">Pathways to produce chemical compounds</h2>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">40k+ compounds just stem from compounds of the calvin-cycle taking the MEP-pathway or from the krebs-cycle taking the MVA-pathway
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">both yield the same intermediate product that forms the basis.</li>
|
|||
|
|
</ul></li>
|
|||
|
|
<li class="fragment">10k+ compounds are amino-acid-derivatives</li>
|
|||
|
|
<li class="fragment">Chapter VI in [<a href="git@github.com:hakimel/reveal.js.git">1</a>] exemplary describes 4 complete different pathways that yield compounds.
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">similar compounds/pathways should be found in the simulation</li>
|
|||
|
|
</ul></li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h3 id="consequences-of-producing-compounds">Consequences of producing compounds</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">taking away parts of the calvin/krebs cycle puts pressure on those
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment"><strong>TODO</strong>: find out what they do and on what they depend.</li>
|
|||
|
|
</ul></li>
|
|||
|
|
<li class="fragment"><strong>TODO</strong>: where do amino-acids come from? How much impact has the diversion of these components?</li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="maintaining-chemical-diversity">Maintaining chemical diversity</h2>
|
|||
|
|
<h3 id="screening-hypothesis">+ screening hypothesis</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">many PSM found have no <em>known</em> biological activity</li>
|
|||
|
|
<li class="fragment">plants “keep them around” in case another mutation needs them to produce something “useful”</li>
|
|||
|
|
<li class="fragment">creating things without use increase the need for photosynthesis and/or nutrient uptake.</li>
|
|||
|
|
</ul>
|
|||
|
|
<h3 id="screening-hypothesis-1">- screening hypothesis</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">it is suggested that local abiotic & biotic selection pressures are the main driver</li>
|
|||
|
|
<li class="fragment">inactive molecules are not maintained long</li>
|
|||
|
|
<li class="fragment">it was observed that some plants “rediscovered” some compounds in their evolution suggesting they got rid of them when no pressure to maintain them was applied</li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h3 id="questions-resulting-from-this-that-should-be-answered-in-the-simulation">questions resulting from this that should be answered in the simulation</h3>
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">details in chapter VIII of [<a href="git@github.com:hakimel/reveal.js.git">1</a>]</li>
|
|||
|
|
<li class="fragment">how quick can lost diversity be restored?</li>
|
|||
|
|
<li class="fragment">how expensive is it to keep producing many inactive substances while also producing active deterrents? Does this lead to a single point-of-failure due to overspecialisation? What must be done to prevent this?</li>
|
|||
|
|
<li class="fragment">strong selection pressure <em>should</em> decrease quantity of compounds due to costs, but plants do not seem to care.
|
|||
|
|
<ul>
|
|||
|
|
<li class="fragment">is this diversity needed in presence of multiple different adversaries?</li>
|
|||
|
|
<li class="fragment">does the simulation specialize when only presented with one adversary? What about adaptive adversaries?</li>
|
|||
|
|
<li class="fragment">adaptation in the qualitative & quantitative evolution in response to changed pressure? (i.e. those who cannot adapt quick enough die?)</li>
|
|||
|
|
</ul></li>
|
|||
|
|
</ul>
|
|||
|
|
</section>
|
|||
|
|
<section id="scenario" class="slide level1">
|
|||
|
|
<h1>Scenario</h1>
|
|||
|
|
<p>As this is literate Haskell first a bit of throat-clearing:</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb1"><code class="sourceCode haskell"><div class="sourceLine" id="cb1-1" data-line-number="1"><span class="ot">{-# LANGUAGE RecordWildCards #-}</span></div>
|
|||
|
|
<div class="sourceLine" id="cb1-2" data-line-number="2"></div>
|
|||
|
|
<div class="sourceLine" id="cb1-3" data-line-number="3"><span class="kw">import</span> <span class="dt">Data.Functor</span> ((<$>))</div>
|
|||
|
|
<div class="sourceLine" id="cb1-4" data-line-number="4"><span class="kw">import</span> <span class="dt">Control.Applicative</span> ((<*>))</div>
|
|||
|
|
<div class="sourceLine" id="cb1-5" data-line-number="5"><span class="kw">import</span> <span class="dt">Control.Monad</span> (forM_)</div>
|
|||
|
|
<div class="sourceLine" id="cb1-6" data-line-number="6"><span class="kw">import</span> <span class="dt">Data.List</span> (permutations, subsequences)</div></code></pre>
|
|||
|
|
<p>Then some general aliases to make everything more readable:</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb2"><code class="sourceCode haskell"><div class="sourceLine" id="cb2-1" data-line-number="1"><span class="kw">type</span> <span class="dt">Probability</span> <span class="fu">=</span> <span class="dt">Float</span></div>
|
|||
|
|
<div class="sourceLine" id="cb2-2" data-line-number="2"><span class="kw">type</span> <span class="dt">Quantity</span> <span class="fu">=</span> <span class="dt">Int</span></div>
|
|||
|
|
<div class="sourceLine" id="cb2-3" data-line-number="3"><span class="kw">type</span> <span class="dt">Activation</span> <span class="fu">=</span> <span class="dt">Float</span></div>
|
|||
|
|
<div class="sourceLine" id="cb2-4" data-line-number="4"><span class="kw">type</span> <span class="dt">Amount</span> <span class="fu">=</span> <span class="dt">Float</span></div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="nutrients-compounds">Nutrients & Compounds</h2>
|
|||
|
|
<p>Nutrients are the basis for any reaction and are found in the environment of the plant.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb3"><code class="sourceCode haskell"><div class="sourceLine" id="cb3-1" data-line-number="1"><span class="kw">data</span> <span class="dt">Nutrient</span> <span class="fu">=</span> <span class="dt">Sulfur</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-2" data-line-number="2"> <span class="fu">|</span> <span class="dt">Phosphor</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-3" data-line-number="3"> <span class="fu">|</span> <span class="dt">Nitrate</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-4" data-line-number="4"> <span class="fu">|</span> <span class="dt">Photosynthesis</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-5" data-line-number="5"> <span class="kw">deriving</span> (<span class="dt">Show</span>, <span class="dt">Enum</span>, <span class="dt">Bounded</span>, <span class="dt">Eq</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb3-6" data-line-number="6"></div>
|
|||
|
|
<div class="sourceLine" id="cb3-7" data-line-number="7"><span class="kw">data</span> <span class="dt">Component</span> <span class="fu">=</span> <span class="dt">PP</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-8" data-line-number="8"> <span class="fu">|</span> <span class="dt">FPP</span></div>
|
|||
|
|
<div class="sourceLine" id="cb3-9" data-line-number="9"> <span class="kw">deriving</span> (<span class="dt">Show</span>, <span class="dt">Enum</span>, <span class="dt">Bounded</span>, <span class="dt">Eq</span>)</div></code></pre>
|
|||
|
|
<p>Compounds are either direct nutrients or already processed components</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb4"><code class="sourceCode haskell"><div class="sourceLine" id="cb4-1" data-line-number="1"><span class="kw">data</span> <span class="dt">Compound</span> <span class="fu">=</span> <span class="dt">Substrate</span> <span class="dt">Nutrient</span></div>
|
|||
|
|
<div class="sourceLine" id="cb4-2" data-line-number="2"> <span class="fu">|</span> <span class="dt">Produced</span> <span class="dt">Component</span></div>
|
|||
|
|
<div class="sourceLine" id="cb4-3" data-line-number="3"> <span class="kw">deriving</span> (<span class="dt">Show</span>, <span class="dt">Eq</span>)</div></code></pre>
|
|||
|
|
<p>This simple definition is only a brief sketch.</p>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="enzymes">Enzymes</h2>
|
|||
|
|
<p>Enzymes are the main reaction-driver behind synthesis of intricate compounds.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb5"><code class="sourceCode haskell"><div class="sourceLine" id="cb5-1" data-line-number="1"><span class="kw">data</span> <span class="dt">Enzyme</span> <span class="fu">=</span> <span class="dt">Enzyme</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-2" data-line-number="2"> {<span class="ot"> enzymeName ::</span> <span class="dt">String</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-3" data-line-number="3"> <span class="co">-- ^ Name of the Enzyme. Enzymes with the same name are supposed</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-4" data-line-number="4"> <span class="co">-- to be identical.</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-5" data-line-number="5"> ,<span class="ot"> substrateRequirements ::</span> [(<span class="dt">Nutrient</span>,<span class="dt">Amount</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb5-6" data-line-number="6"> <span class="co">-- ^ needed for reaction to take place</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-7" data-line-number="7"> ,<span class="ot"> substrateIntolerance ::</span> [(<span class="dt">Nutrient</span>,<span class="dt">Amount</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb5-8" data-line-number="8"> <span class="co">-- ^ inhibits reaction if given nutrients are above the given concentration</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-9" data-line-number="9"> ,<span class="ot"> synthesis ::</span> [(<span class="dt">Compound</span>,<span class="dt">Amount</span>)] <span class="ot">-></span> [(<span class="dt">Compound</span>,<span class="dt">Amount</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb5-10" data-line-number="10"> <span class="co">-- ^ given x in amount a, this will produce y in amount b</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-11" data-line-number="11"> ,<span class="ot"> dominance ::</span> <span class="dt">Maybe</span> <span class="dt">Amount</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-12" data-line-number="12"> <span class="co">-- ^ in case of competition for nutrients this denotes the priority</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-13" data-line-number="13"> <span class="co">-- Nothing = max possible</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-14" data-line-number="14"> }</div>
|
|||
|
|
<div class="sourceLine" id="cb5-15" data-line-number="15"></div>
|
|||
|
|
<div class="sourceLine" id="cb5-16" data-line-number="16"><span class="kw">instance</span> <span class="dt">Show</span> <span class="dt">Enzyme</span> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-17" data-line-number="17"> show (<span class="dt">Enzyme</span>{<span class="fu">..</span>}) <span class="fu">=</span> enzymeName</div>
|
|||
|
|
<div class="sourceLine" id="cb5-18" data-line-number="18"></div>
|
|||
|
|
<div class="sourceLine" id="cb5-19" data-line-number="19"><span class="kw">instance</span> <span class="dt">Eq</span> <span class="dt">Enzyme</span> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb5-20" data-line-number="20"> a <span class="fu">==</span> b <span class="fu">=</span> enzymeName a <span class="fu">==</span> enzymeName b</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<p>Example “enzymes” could be:</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb6"><code class="sourceCode haskell"><div class="sourceLine" id="cb6-1" data-line-number="1"><span class="ot">pps ::</span> <span class="dt">Enzyme</span> <span class="co">-- uses Phosphor from Substrate to produce PP</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-2" data-line-number="2">pps <span class="fu">=</span> <span class="dt">Enzyme</span> <span class="st">"PPS"</span> [(<span class="dt">Phosphor</span>,<span class="dv">1</span>)] [] syn <span class="dt">Nothing</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-3" data-line-number="3"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-4" data-line-number="4"> syn compAvailable <span class="fu">=</span> [(<span class="dt">Substrate</span> <span class="dt">Phosphor</span>,i<span class="fu">*</span>(<span class="fu">-</span><span class="dv">1</span>)),(<span class="dt">Produced</span> <span class="dt">PP</span>,i)]</div>
|
|||
|
|
<div class="sourceLine" id="cb6-5" data-line-number="5"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-6" data-line-number="6"> i <span class="fu">=</span> getAmountOf (<span class="dt">Substrate</span> <span class="dt">Phosphor</span>) compAvailable</div>
|
|||
|
|
<div class="sourceLine" id="cb6-7" data-line-number="7"></div>
|
|||
|
|
<div class="sourceLine" id="cb6-8" data-line-number="8"><span class="ot">fpps ::</span> <span class="dt">Enzyme</span> <span class="co">-- PP -> FPP</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-9" data-line-number="9">fpps <span class="fu">=</span> <span class="dt">Enzyme</span> <span class="st">"FPPS"</span> [] [] syn <span class="dt">Nothing</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-10" data-line-number="10"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-11" data-line-number="11"> syn compAvailable <span class="fu">=</span> [(<span class="dt">Produced</span> <span class="dt">PP</span>,i<span class="fu">*</span>(<span class="fu">-</span><span class="dv">1</span>)),(<span class="dt">Produced</span> <span class="dt">FPP</span>,i<span class="fu">*</span><span class="fl">0.5</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb6-12" data-line-number="12"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb6-13" data-line-number="13"> i <span class="fu">=</span> getAmountOf (<span class="dt">Produced</span> <span class="dt">PP</span>) compAvailable</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="environment">Environment</h2>
|
|||
|
|
<p>In the environment we have predators that impact the fitness of our plants and may be resistant to some compounds the plant produces. They can also differ in their intensity.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb7"><code class="sourceCode haskell"><div class="sourceLine" id="cb7-1" data-line-number="1"><span class="kw">data</span> <span class="dt">Predator</span> <span class="fu">=</span> <span class="dt">Predator</span> {<span class="ot"> resistance ::</span> [<span class="dt">Component</span>]</div>
|
|||
|
|
<div class="sourceLine" id="cb7-2" data-line-number="2"> <span class="co">-- ^ list of components this predator is resistant to</span></div>
|
|||
|
|
<div class="sourceLine" id="cb7-3" data-line-number="3"> ,<span class="ot"> fitnessImpact ::</span> <span class="dt">Amount</span></div>
|
|||
|
|
<div class="sourceLine" id="cb7-4" data-line-number="4"> <span class="co">-- ^ impact on the fitness of a plant</span></div>
|
|||
|
|
<div class="sourceLine" id="cb7-5" data-line-number="5"> <span class="co">-- (~ agressiveness of the herbivore)</span></div>
|
|||
|
|
<div class="sourceLine" id="cb7-6" data-line-number="6"> } <span class="kw">deriving</span> (<span class="dt">Show</span>, <span class="dt">Eq</span>)</div></code></pre>
|
|||
|
|
<p>Exemplatory:</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb8"><code class="sourceCode haskell"><div class="sourceLine" id="cb8-1" data-line-number="1"><span class="ot">greenfly ::</span> <span class="dt">Predator</span> <span class="co">-- 20% of plants die to greenfly, but the fly is</span></div>
|
|||
|
|
<div class="sourceLine" id="cb8-2" data-line-number="2">greenfly <span class="fu">=</span> <span class="dt">Predator</span> [<span class="dt">PP</span>] <span class="fl">0.2</span> <span class="co">-- killed by any Component not being PP</span></div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<p>The environment itself is just the soil and the predators. Extensions would be possible.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb9"><code class="sourceCode haskell"><div class="sourceLine" id="cb9-1" data-line-number="1"><span class="kw">data</span> <span class="dt">Environment</span> <span class="fu">=</span></div>
|
|||
|
|
<div class="sourceLine" id="cb9-2" data-line-number="2"> <span class="dt">Environment</span></div>
|
|||
|
|
<div class="sourceLine" id="cb9-3" data-line-number="3"> {<span class="ot"> soil ::</span> [(<span class="dt">Nutrient</span>, <span class="dt">Amount</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb9-4" data-line-number="4"> <span class="co">-- ^ soil is a list of nutrients available to the plant.</span></div>
|
|||
|
|
<div class="sourceLine" id="cb9-5" data-line-number="5"> ,<span class="ot"> predators ::</span> [(<span class="dt">Predator</span>, <span class="dt">Probability</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb9-6" data-line-number="6"> <span class="co">-- ^ Predators with the probability of appearance in this generation.</span></div>
|
|||
|
|
<div class="sourceLine" id="cb9-7" data-line-number="7"> } <span class="kw">deriving</span> (<span class="dt">Show</span>, <span class="dt">Eq</span>)</div></code></pre>
|
|||
|
|
<p>Example:</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb10"><code class="sourceCode haskell"><div class="sourceLine" id="cb10-1" data-line-number="1"><span class="ot">exampleEnvironment ::</span> <span class="dt">Environment</span></div>
|
|||
|
|
<div class="sourceLine" id="cb10-2" data-line-number="2">exampleEnvironment <span class="fu">=</span></div>
|
|||
|
|
<div class="sourceLine" id="cb10-3" data-line-number="3"> <span class="dt">Environment</span></div>
|
|||
|
|
<div class="sourceLine" id="cb10-4" data-line-number="4"> { soil <span class="fu">=</span> [ (<span class="dt">Nitrate</span>, <span class="dv">2</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb10-5" data-line-number="5"> , (<span class="dt">Phosphor</span>, <span class="dv">3</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb10-6" data-line-number="6"> , (<span class="dt">Photosynthesis</span>, <span class="dv">10</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb10-7" data-line-number="7"> ]</div>
|
|||
|
|
<div class="sourceLine" id="cb10-8" data-line-number="8"> , predators <span class="fu">=</span> [ (greenfly, <span class="fl">0.1</span>) ]</div>
|
|||
|
|
<div class="sourceLine" id="cb10-9" data-line-number="9"> }</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="plants">Plants</h2>
|
|||
|
|
<p>Plants consist of a Genome responsible for creation of the PSM and also an internal state how many nutrients and compounds are currently inside the plant.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb11"><code class="sourceCode haskell"><div class="sourceLine" id="cb11-1" data-line-number="1"><span class="kw">type</span> <span class="dt">Genome</span> <span class="fu">=</span> [(<span class="dt">Enzyme</span>, <span class="dt">Quantity</span>, <span class="dt">Activation</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb11-2" data-line-number="2"></div>
|
|||
|
|
<div class="sourceLine" id="cb11-3" data-line-number="3"><span class="kw">data</span> <span class="dt">Plant</span> <span class="fu">=</span> <span class="dt">Plant</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-4" data-line-number="4"> {<span class="ot"> genome ::</span> <span class="dt">Genome</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-5" data-line-number="5"> <span class="co">-- ^ the genetic characteristic of the plant</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-6" data-line-number="6"> ,<span class="ot"> absorbNutrients ::</span> <span class="dt">Environment</span> <span class="ot">-></span> [(<span class="dt">Nutrient</span>,<span class="dt">Amount</span>)]</div>
|
|||
|
|
<div class="sourceLine" id="cb11-7" data-line-number="7"> <span class="co">-- ^ the capability to absorb nutrients given an environment</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-8" data-line-number="8"> }</div>
|
|||
|
|
<div class="sourceLine" id="cb11-9" data-line-number="9"><span class="kw">instance</span> <span class="dt">Show</span> <span class="dt">Plant</span> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-10" data-line-number="10"> show p <span class="fu">=</span> <span class="st">"Plant with Genome "</span> <span class="fu">++</span> show (genome p)</div>
|
|||
|
|
<div class="sourceLine" id="cb11-11" data-line-number="11"><span class="kw">instance</span> <span class="dt">Eq</span> <span class="dt">Plant</span> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb11-12" data-line-number="12"> a <span class="fu">==</span> b <span class="fu">=</span> genome a <span class="fu">==</span> genome b</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<p>The following example yields in the example-environment this population:</p>
|
|||
|
|
<pre><code>*Main> printPopulation [pps, fpps] plants
|
|||
|
|
Population:
|
|||
|
|
PPS ______oöö+++______oöö+++____________oöö+++oöö+++
|
|||
|
|
FPPS ____________oöö+++oöö+++______oöö+++______oöö+++</code></pre>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb13"><code class="sourceCode haskell"><div class="sourceLine" id="cb13-1" data-line-number="1"><span class="ot">plants ::</span> [<span class="dt">Plant</span>]</div>
|
|||
|
|
<div class="sourceLine" id="cb13-2" data-line-number="2">plants <span class="fu">=</span> (\g <span class="ot">-></span> <span class="dt">Plant</span> g defaultAbsorption) <span class="fu"><$></span> genomes</div>
|
|||
|
|
<div class="sourceLine" id="cb13-3" data-line-number="3"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-4" data-line-number="4"> enzymes <span class="fu">=</span> [pps, fpps]</div>
|
|||
|
|
<div class="sourceLine" id="cb13-5" data-line-number="5"> quantity <span class="fu">=</span> [<span class="dv">1</span>,<span class="dv">2</span>]<span class="ot"> ::</span> [<span class="dt">Quantity</span>]</div>
|
|||
|
|
<div class="sourceLine" id="cb13-6" data-line-number="6"> activation <span class="fu">=</span> [<span class="fl">0.7</span>, <span class="fl">0.9</span>, <span class="dv">1</span>]</div>
|
|||
|
|
<div class="sourceLine" id="cb13-7" data-line-number="7"></div>
|
|||
|
|
<div class="sourceLine" id="cb13-8" data-line-number="8"> genomes <span class="fu">=</span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-9" data-line-number="9"> e <span class="ot"><-</span> permutations enzymes</div>
|
|||
|
|
<div class="sourceLine" id="cb13-10" data-line-number="10"> e' <span class="ot"><-</span> subsequences e</div>
|
|||
|
|
<div class="sourceLine" id="cb13-11" data-line-number="11"> q <span class="ot"><-</span> quantity</div>
|
|||
|
|
<div class="sourceLine" id="cb13-12" data-line-number="12"> a <span class="ot"><-</span> activation</div>
|
|||
|
|
<div class="sourceLine" id="cb13-13" data-line-number="13"> return <span class="fu">$</span> (,,) <span class="fu"><$></span> e' <span class="fu"><*></span> [q] <span class="fu"><*></span> [a]</div>
|
|||
|
|
<div class="sourceLine" id="cb13-14" data-line-number="14"></div>
|
|||
|
|
<div class="sourceLine" id="cb13-15" data-line-number="15"> defaultAbsorption (<span class="dt">Environment</span> s _) <span class="fu">=</span> limit <span class="dt">Phosphor</span> <span class="dv">2</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-16" data-line-number="16"> <span class="fu">.</span> limit <span class="dt">Nitrate</span> <span class="dv">1</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-17" data-line-number="17"> <span class="fu">.</span> limit <span class="dt">Sulfur</span> <span class="dv">0</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-18" data-line-number="18"> <span class="fu"><$></span> s</div>
|
|||
|
|
<div class="sourceLine" id="cb13-19" data-line-number="19"> <span class="co">-- custom absorbtion with helper-function:</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-20" data-line-number="20"><span class="ot"> limit ::</span> <span class="dt">Nutrient</span> <span class="ot">-></span> <span class="dt">Amount</span> <span class="ot">-></span> (<span class="dt">Nutrient</span>, <span class="dt">Amount</span>) <span class="ot">-></span> (<span class="dt">Nutrient</span>, <span class="dt">Amount</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb13-21" data-line-number="21"> limit n a (n', a')</div>
|
|||
|
|
<div class="sourceLine" id="cb13-22" data-line-number="22"> <span class="fu">|</span> n <span class="fu">==</span> n' <span class="fu">=</span> (n, min a a') <span class="co">-- if we should limit, then we do ;)</span></div>
|
|||
|
|
<div class="sourceLine" id="cb13-23" data-line-number="23"> <span class="fu">|</span> otherwise <span class="fu">=</span> (n', a')</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="fitness">Fitness</h2>
|
|||
|
|
<p>The fitness-measure is central for the generation of offspring and the simulation. It evaluates the probability for passing on genes given a plant in an environment.</p>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb14"><code class="sourceCode haskell"><div class="sourceLine" id="cb14-1" data-line-number="1"><span class="kw">type</span> <span class="dt">Fitness</span> <span class="fu">=</span> <span class="dt">Float</span></div>
|
|||
|
|
<div class="sourceLine" id="cb14-2" data-line-number="2"></div>
|
|||
|
|
<div class="sourceLine" id="cb14-3" data-line-number="3"><span class="ot">fitness ::</span> <span class="dt">Environment</span> <span class="ot">-></span> <span class="dt">Plant</span> <span class="ot">-></span> <span class="dt">Fitness</span></div>
|
|||
|
|
<div class="sourceLine" id="cb14-4" data-line-number="4">fitness e p <span class="fu">=</span> survivalRate</div>
|
|||
|
|
<div class="sourceLine" id="cb14-5" data-line-number="5"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb14-6" data-line-number="6"> nutrients <span class="fu">=</span> absorbNutrients p e</div>
|
|||
|
|
<div class="sourceLine" id="cb14-7" data-line-number="7"> products <span class="fu">=</span> produceCompounds p nutrients</div>
|
|||
|
|
<div class="sourceLine" id="cb14-8" data-line-number="8"> survivalRate <span class="fu">=</span> deterPredators (predators e) products</div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb15"><code class="sourceCode haskell"><div class="sourceLine" id="cb15-1" data-line-number="1"><span class="ot">produceCompounds ::</span> <span class="dt">Plant</span> <span class="ot">-></span> [(<span class="dt">Nutrient</span>, <span class="dt">Amount</span>)] <span class="ot">-></span> [<span class="dt">Compound</span>]</div>
|
|||
|
|
<div class="sourceLine" id="cb15-2" data-line-number="2">produceCompounds (<span class="dt">Plant</span> genes _) <span class="fu">=</span> undefined</div>
|
|||
|
|
<div class="sourceLine" id="cb15-3" data-line-number="3"> <span class="co">-- this will take some constrained linear algebra-solving</span></div></code></pre>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb16"><code class="sourceCode haskell"><div class="sourceLine" id="cb16-1" data-line-number="1"><span class="ot">deterPredators ::</span> [(<span class="dt">Predator</span>, <span class="dt">Probability</span>)] <span class="ot">-></span> [<span class="dt">Compound</span>] <span class="ot">-></span> <span class="dt">Probability</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-2" data-line-number="2">deterPredators ps cs <span class="fu">=</span> sum <span class="fu">$</span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-3" data-line-number="3"> c <span class="ot"><-</span> cs <span class="co">-- for every compound</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-4" data-line-number="4"> (p,prob) <span class="ot"><-</span> ps <span class="co">-- and every predator</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-5" data-line-number="5"> return (<span class="kw">if</span> c <span class="ot">`notin`</span> (resistance p) <span class="co">-- if the plant cannot deter the predator</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-6" data-line-number="6"> <span class="kw">then</span> prob <span class="fu">*</span> fitnessImpact p <span class="co">-- impact it weighted by probability</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-7" data-line-number="7"> <span class="kw">else</span> <span class="dv">0</span>)</div>
|
|||
|
|
<div class="sourceLine" id="cb16-8" data-line-number="8"> <span class="kw">where</span></div>
|
|||
|
|
<div class="sourceLine" id="cb16-9" data-line-number="9"> (<span class="dt">Produced</span> a) <span class="ot">`notin`</span> b <span class="fu">=</span> all (<span class="fu">/=</span>a) b</div>
|
|||
|
|
<div class="sourceLine" id="cb16-10" data-line-number="10"> _ <span class="ot">`notin`</span>_ <span class="fu">=</span> <span class="dt">False</span></div></code></pre>
|
|||
|
|
<h2 id="mating-creation-of-diversity">Mating & Creation of diversity</h2>
|
|||
|
|
<p>TODO</p>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="running-the-simulation">Running the simulation</h2>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb17"><code class="sourceCode haskell"><div class="sourceLine" id="cb17-1" data-line-number="1">main <span class="fu">=</span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb17-2" data-line-number="2"> putStrLn <span class="st">"Environment:"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb17-3" data-line-number="3"> print exampleEnvironment</div>
|
|||
|
|
<div class="sourceLine" id="cb17-4" data-line-number="4"> putStrLn <span class="st">"Example population:"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb17-5" data-line-number="5"> printPopulation [pps, fpps] plants</div></code></pre>
|
|||
|
|
<pre><code>runhaskell sketch.md.lhs
|
|||
|
|
Environment:
|
|||
|
|
Environment { soil = [(Nitrate,2.0),(Phosphor,3.0),(Photosynthesis,10.0)]
|
|||
|
|
, predators = [(Predator {resistance = [PP], fitnessImpact = 0.2},0.1)]}
|
|||
|
|
Example population:
|
|||
|
|
Population:
|
|||
|
|
PPS ______oöö+++______oöö+++____________oöö+++oöö+++
|
|||
|
|
FPPS ____________oöö+++oöö+++______oöö+++______oöö+++</code></pre>
|
|||
|
|
</section>
|
|||
|
|
<section class="slide level1">
|
|||
|
|
|
|||
|
|
<h2 id="utility-functions">Utility Functions</h2>
|
|||
|
|
<pre class="sourceCode literate haskell" id="cb19"><code class="sourceCode haskell"><div class="sourceLine" id="cb19-1" data-line-number="1"><span class="ot">getAmountOf ::</span> <span class="dt">Compound</span> <span class="ot">-></span> [(<span class="dt">Compound</span>, <span class="dt">Amount</span>)] <span class="ot">-></span> <span class="dt">Amount</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-2" data-line-number="2">getAmountOf c <span class="fu">=</span> sum <span class="fu">.</span> fmap snd <span class="fu">.</span> filter ((<span class="fu">==</span> c) <span class="fu">.</span> fst)</div>
|
|||
|
|
<div class="sourceLine" id="cb19-3" data-line-number="3"></div>
|
|||
|
|
<div class="sourceLine" id="cb19-4" data-line-number="4"><span class="ot">printPopulation ::</span> [<span class="dt">Enzyme</span>] <span class="ot">-></span> [<span class="dt">Plant</span>] <span class="ot">-></span> <span class="dt">IO</span> ()</div>
|
|||
|
|
<div class="sourceLine" id="cb19-5" data-line-number="5">printPopulation es ps <span class="fu">=</span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-6" data-line-number="6"> <span class="kw">let</span> padded i str <span class="fu">=</span> take i <span class="fu">$</span> str <span class="fu">++</span> repeat <span class="ch">' '</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-7" data-line-number="7"> putStrLn <span class="st">"Population:"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-8" data-line-number="8"> forM_ es <span class="fu">$</span> \e <span class="ot">-></span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-9" data-line-number="9"> putStr <span class="fu">$</span> padded <span class="dv">8</span> (show e)</div>
|
|||
|
|
<div class="sourceLine" id="cb19-10" data-line-number="10"> forM_ ps <span class="fu">$</span> \(<span class="dt">Plant</span> g _) <span class="ot">-></span> <span class="kw">do</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-11" data-line-number="11"> <span class="kw">let</span> curE <span class="fu">=</span> sum <span class="fu">$</span> map (\(_,q,a) <span class="ot">-></span> (fromIntegral q)<span class="fu">*</span>a) </div>
|
|||
|
|
<div class="sourceLine" id="cb19-12" data-line-number="12"> <span class="fu">.</span> filter (\(e',_,_) <span class="ot">-></span> e <span class="fu">==</span> e')</div>
|
|||
|
|
<div class="sourceLine" id="cb19-13" data-line-number="13"> <span class="fu">$</span> g</div>
|
|||
|
|
<div class="sourceLine" id="cb19-14" data-line-number="14"> plot x</div>
|
|||
|
|
<div class="sourceLine" id="cb19-15" data-line-number="15"> <span class="fu">|</span> x <span class="fu">></span> <span class="dv">2</span> <span class="fu">=</span> <span class="st">"O"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-16" data-line-number="16"> <span class="fu">|</span> x <span class="fu">></span> <span class="dv">1</span> <span class="fu">=</span> <span class="st">"+"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-17" data-line-number="17"> <span class="fu">|</span> x <span class="fu">></span> <span class="fl">0.7</span> <span class="fu">=</span> <span class="st">"ö"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-18" data-line-number="18"> <span class="fu">|</span> x <span class="fu">></span> <span class="fl">0.5</span> <span class="fu">=</span> <span class="st">"o"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-19" data-line-number="19"> <span class="fu">|</span> x <span class="fu">></span> <span class="dv">0</span> <span class="fu">=</span> <span class="st">"."</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-20" data-line-number="20"> <span class="fu">|</span> otherwise <span class="fu">=</span> <span class="st">"_"</span></div>
|
|||
|
|
<div class="sourceLine" id="cb19-21" data-line-number="21"> putStr (plot curE)</div>
|
|||
|
|
<div class="sourceLine" id="cb19-22" data-line-number="22"> putStrLn <span class="st">""</span></div></code></pre>
|
|||
|
|
</section>
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
<script>/*! head.core - v1.0.2 */
|
|||
|
|
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/*! head.load - v1.0.3 */
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|
|||
|
|
/*
|
|||
|
|
//# sourceMappingURL=head.min.js.map
|
|||
|
|
*/</script>
|
|||
|
|
<script>/*!
|
|||
|
|
* reveal.js
|
|||
|
|
* http://revealjs.com
|
|||
|
|
* MIT licensed
|
|||
|
|
*
|
|||
|
|
* Copyright (C) 2017 Hakim El Hattab, http://hakim.se
|
|||
|
|
*/
|
|||
|
|
(function( root, factory ) {
|
|||
|
|
if( typeof define === 'function' && define.amd ) {
|
|||
|
|
// AMD. Register as an anonymous module.
|
|||
|
|
define( function() {
|
|||
|
|
root.Reveal = factory();
|
|||
|
|
return root.Reveal;
|
|||
|
|
} );
|
|||
|
|
} else if( typeof exports === 'object' ) {
|
|||
|
|
// Node. Does not work with strict CommonJS.
|
|||
|
|
module.exports = factory();
|
|||
|
|
} else {
|
|||
|
|
// Browser globals.
|
|||
|
|
root.Reveal = factory();
|
|||
|
|
}
|
|||
|
|
}( this, function() {
|
|||
|
|
|
|||
|
|
'use strict';
|
|||
|
|
|
|||
|
|
var Reveal;
|
|||
|
|
|
|||
|
|
// The reveal.js version
|
|||
|
|
var VERSION = '3.6.0';
|
|||
|
|
|
|||
|
|
var SLIDES_SELECTOR = '.slides section',
|
|||
|
|
HORIZONTAL_SLIDES_SELECTOR = '.slides>section',
|
|||
|
|
VERTICAL_SLIDES_SELECTOR = '.slides>section.present>section',
|
|||
|
|
HOME_SLIDE_SELECTOR = '.slides>section:first-of-type',
|
|||
|
|
UA = navigator.userAgent,
|
|||
|
|
|
|||
|
|
// Configuration defaults, can be overridden at initialization time
|
|||
|
|
config = {
|
|||
|
|
|
|||
|
|
// The "normal" size of the presentation, aspect ratio will be preserved
|
|||
|
|
// when the presentation is scaled to fit different resolutions
|
|||
|
|
width: 960,
|
|||
|
|
height: 700,
|
|||
|
|
|
|||
|
|
// Factor of the display size that should remain empty around the content
|
|||
|
|
margin: 0.04,
|
|||
|
|
|
|||
|
|
// Bounds for smallest/largest possible scale to apply to content
|
|||
|
|
minScale: 0.2,
|
|||
|
|
maxScale: 2.0,
|
|||
|
|
|
|||
|
|
// Display presentation control arrows
|
|||
|
|
controls: true,
|
|||
|
|
|
|||
|
|
// Help the user learn the controls by providing hints, for example by
|
|||
|
|
// bouncing the down arrow when they first encounter a vertical slide
|
|||
|
|
controlsTutorial: true,
|
|||
|
|
|
|||
|
|
// Determines where controls appear, "edges" or "bottom-right"
|
|||
|
|
controlsLayout: 'bottom-right',
|
|||
|
|
|
|||
|
|
// Visibility rule for backwards navigation arrows; "faded", "hidden"
|
|||
|
|
// or "visible"
|
|||
|
|
controlsBackArrows: 'faded',
|
|||
|
|
|
|||
|
|
// Display a presentation progress bar
|
|||
|
|
progress: true,
|
|||
|
|
|
|||
|
|
// Display the page number of the current slide
|
|||
|
|
slideNumber: false,
|
|||
|
|
|
|||
|
|
// Determine which displays to show the slide number on
|
|||
|
|
showSlideNumber: 'all',
|
|||
|
|
|
|||
|
|
// Push each slide change to the browser history
|
|||
|
|
history: false,
|
|||
|
|
|
|||
|
|
// Enable keyboard shortcuts for navigation
|
|||
|
|
keyboard: true,
|
|||
|
|
|
|||
|
|
// Optional function that blocks keyboard events when retuning false
|
|||
|
|
keyboardCondition: null,
|
|||
|
|
|
|||
|
|
// Enable the slide overview mode
|
|||
|
|
overview: true,
|
|||
|
|
|
|||
|
|
// Vertical centering of slides
|
|||
|
|
center: true,
|
|||
|
|
|
|||
|
|
// Enables touch navigation on devices with touch input
|
|||
|
|
touch: true,
|
|||
|
|
|
|||
|
|
// Loop the presentation
|
|||
|
|
loop: false,
|
|||
|
|
|
|||
|
|
// Change the presentation direction to be RTL
|
|||
|
|
rtl: false,
|
|||
|
|
|
|||
|
|
// Randomizes the order of slides each time the presentation loads
|
|||
|
|
shuffle: false,
|
|||
|
|
|
|||
|
|
// Turns fragments on and off globally
|
|||
|
|
fragments: true,
|
|||
|
|
|
|||
|
|
// Flags if the presentation is running in an embedded mode,
|
|||
|
|
// i.e. contained within a limited portion of the screen
|
|||
|
|
embedded: false,
|
|||
|
|
|
|||
|
|
// Flags if we should show a help overlay when the question-mark
|
|||
|
|
// key is pressed
|
|||
|
|
help: true,
|
|||
|
|
|
|||
|
|
// Flags if it should be possible to pause the presentation (blackout)
|
|||
|
|
pause: true,
|
|||
|
|
|
|||
|
|
// Flags if speaker notes should be visible to all viewers
|
|||
|
|
showNotes: false,
|
|||
|
|
|
|||
|
|
// Global override for autolaying embedded media (video/audio/iframe)
|
|||
|
|
// - null: Media will only autoplay if data-autoplay is present
|
|||
|
|
// - true: All media will autoplay, regardless of individual setting
|
|||
|
|
// - false: No media will autoplay, regardless of individual setting
|
|||
|
|
autoPlayMedia: null,
|
|||
|
|
|
|||
|
|
// Controls automatic progression to the next slide
|
|||
|
|
// - 0: Auto-sliding only happens if the data-autoslide HTML attribute
|
|||
|
|
// is present on the current slide or fragment
|
|||
|
|
// - 1+: All slides will progress automatically at the given interval
|
|||
|
|
// - false: No auto-sliding, even if data-autoslide is present
|
|||
|
|
autoSlide: 0,
|
|||
|
|
|
|||
|
|
// Stop auto-sliding after user input
|
|||
|
|
autoSlideStoppable: true,
|
|||
|
|
|
|||
|
|
// Use this method for navigation when auto-sliding (defaults to navigateNext)
|
|||
|
|
autoSlideMethod: null,
|
|||
|
|
|
|||
|
|
// Enable slide navigation via mouse wheel
|
|||
|
|
mouseWheel: false,
|
|||
|
|
|
|||
|
|
// Apply a 3D roll to links on hover
|
|||
|
|
rollingLinks: false,
|
|||
|
|
|
|||
|
|
// Hides the address bar on mobile devices
|
|||
|
|
hideAddressBar: true,
|
|||
|
|
|
|||
|
|
// Opens links in an iframe preview overlay
|
|||
|
|
previewLinks: false,
|
|||
|
|
|
|||
|
|
// Exposes the reveal.js API through window.postMessage
|
|||
|
|
postMessage: true,
|
|||
|
|
|
|||
|
|
// Dispatches all reveal.js events to the parent window through postMessage
|
|||
|
|
postMessageEvents: false,
|
|||
|
|
|
|||
|
|
// Focuses body when page changes visibility to ensure keyboard shortcuts work
|
|||
|
|
focusBodyOnPageVisibilityChange: true,
|
|||
|
|
|
|||
|
|
// Transition style
|
|||
|
|
transition: 'slide', // none/fade/slide/convex/concave/zoom
|
|||
|
|
|
|||
|
|
// Transition speed
|
|||
|
|
transitionSpeed: 'default', // default/fast/slow
|
|||
|
|
|
|||
|
|
// Transition style for full page slide backgrounds
|
|||
|
|
backgroundTransition: 'fade', // none/fade/slide/convex/concave/zoom
|
|||
|
|
|
|||
|
|
// Parallax background image
|
|||
|
|
parallaxBackgroundImage: '', // CSS syntax, e.g. "a.jpg"
|
|||
|
|
|
|||
|
|
// Parallax background size
|
|||
|
|
parallaxBackgroundSize: '', // CSS syntax, e.g. "3000px 2000px"
|
|||
|
|
|
|||
|
|
// Amount of pixels to move the parallax background per slide step
|
|||
|
|
parallaxBackgroundHorizontal: null,
|
|||
|
|
parallaxBackgroundVertical: null,
|
|||
|
|
|
|||
|
|
// The maximum number of pages a single slide can expand onto when printing
|
|||
|
|
// to PDF, unlimited by default
|
|||
|
|
pdfMaxPagesPerSlide: Number.POSITIVE_INFINITY,
|
|||
|
|
|
|||
|
|
// Offset used to reduce the height of content within exported PDF pages.
|
|||
|
|
// This exists to account for environment differences based on how you
|
|||
|
|
// print to PDF. CLI printing options, like phantomjs and wkpdf, can end
|
|||
|
|
// on precisely the total height of the document whereas in-browser
|
|||
|
|
// printing has to end one pixel before.
|
|||
|
|
pdfPageHeightOffset: -1,
|
|||
|
|
|
|||
|
|
// Number of slides away from the current that are visible
|
|||
|
|
viewDistance: 3,
|
|||
|
|
|
|||
|
|
// The display mode that will be used to show slides
|
|||
|
|
display: 'block',
|
|||
|
|
|
|||
|
|
// Script dependencies to load
|
|||
|
|
dependencies: []
|
|||
|
|
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Flags if Reveal.initialize() has been called
|
|||
|
|
initialized = false,
|
|||
|
|
|
|||
|
|
// Flags if reveal.js is loaded (has dispatched the 'ready' event)
|
|||
|
|
loaded = false,
|
|||
|
|
|
|||
|
|
// Flags if the overview mode is currently active
|
|||
|
|
overview = false,
|
|||
|
|
|
|||
|
|
// Holds the dimensions of our overview slides, including margins
|
|||
|
|
overviewSlideWidth = null,
|
|||
|
|
overviewSlideHeight = null,
|
|||
|
|
|
|||
|
|
// The horizontal and vertical index of the currently active slide
|
|||
|
|
indexh,
|
|||
|
|
indexv,
|
|||
|
|
|
|||
|
|
// The previous and current slide HTML elements
|
|||
|
|
previousSlide,
|
|||
|
|
currentSlide,
|
|||
|
|
|
|||
|
|
previousBackground,
|
|||
|
|
|
|||
|
|
// Remember which directions that the user has navigated towards
|
|||
|
|
hasNavigatedRight = false,
|
|||
|
|
hasNavigatedDown = false,
|
|||
|
|
|
|||
|
|
// Slides may hold a data-state attribute which we pick up and apply
|
|||
|
|
// as a class to the body. This list contains the combined state of
|
|||
|
|
// all current slides.
|
|||
|
|
state = [],
|
|||
|
|
|
|||
|
|
// The current scale of the presentation (see width/height config)
|
|||
|
|
scale = 1,
|
|||
|
|
|
|||
|
|
// CSS transform that is currently applied to the slides container,
|
|||
|
|
// split into two groups
|
|||
|
|
slidesTransform = { layout: '', overview: '' },
|
|||
|
|
|
|||
|
|
// Cached references to DOM elements
|
|||
|
|
dom = {},
|
|||
|
|
|
|||
|
|
// Features supported by the browser, see #checkCapabilities()
|
|||
|
|
features = {},
|
|||
|
|
|
|||
|
|
// Client is a mobile device, see #checkCapabilities()
|
|||
|
|
isMobileDevice,
|
|||
|
|
|
|||
|
|
// Client is a desktop Chrome, see #checkCapabilities()
|
|||
|
|
isChrome,
|
|||
|
|
|
|||
|
|
// Throttles mouse wheel navigation
|
|||
|
|
lastMouseWheelStep = 0,
|
|||
|
|
|
|||
|
|
// Delays updates to the URL due to a Chrome thumbnailer bug
|
|||
|
|
writeURLTimeout = 0,
|
|||
|
|
|
|||
|
|
// Flags if the interaction event listeners are bound
|
|||
|
|
eventsAreBound = false,
|
|||
|
|
|
|||
|
|
// The current auto-slide duration
|
|||
|
|
autoSlide = 0,
|
|||
|
|
|
|||
|
|
// Auto slide properties
|
|||
|
|
autoSlidePlayer,
|
|||
|
|
autoSlideTimeout = 0,
|
|||
|
|
autoSlideStartTime = -1,
|
|||
|
|
autoSlidePaused = false,
|
|||
|
|
|
|||
|
|
// Holds information about the currently ongoing touch input
|
|||
|
|
touch = {
|
|||
|
|
startX: 0,
|
|||
|
|
startY: 0,
|
|||
|
|
startSpan: 0,
|
|||
|
|
startCount: 0,
|
|||
|
|
captured: false,
|
|||
|
|
threshold: 40
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Holds information about the keyboard shortcuts
|
|||
|
|
keyboardShortcuts = {
|
|||
|
|
'N , SPACE': 'Next slide',
|
|||
|
|
'P': 'Previous slide',
|
|||
|
|
'← , H': 'Navigate left',
|
|||
|
|
'→ , L': 'Navigate right',
|
|||
|
|
'↑ , K': 'Navigate up',
|
|||
|
|
'↓ , J': 'Navigate down',
|
|||
|
|
'Home': 'First slide',
|
|||
|
|
'End': 'Last slide',
|
|||
|
|
'B , .': 'Pause',
|
|||
|
|
'F': 'Fullscreen',
|
|||
|
|
'ESC, O': 'Slide overview'
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Starts up the presentation if the client is capable.
|
|||
|
|
*/
|
|||
|
|
function initialize( options ) {
|
|||
|
|
|
|||
|
|
// Make sure we only initialize once
|
|||
|
|
if( initialized === true ) return;
|
|||
|
|
|
|||
|
|
initialized = true;
|
|||
|
|
|
|||
|
|
checkCapabilities();
|
|||
|
|
|
|||
|
|
if( !features.transforms2d && !features.transforms3d ) {
|
|||
|
|
document.body.setAttribute( 'class', 'no-transforms' );
|
|||
|
|
|
|||
|
|
// Since JS won't be running any further, we load all lazy
|
|||
|
|
// loading elements upfront
|
|||
|
|
var images = toArray( document.getElementsByTagName( 'img' ) ),
|
|||
|
|
iframes = toArray( document.getElementsByTagName( 'iframe' ) );
|
|||
|
|
|
|||
|
|
var lazyLoadable = images.concat( iframes );
|
|||
|
|
|
|||
|
|
for( var i = 0, len = lazyLoadable.length; i < len; i++ ) {
|
|||
|
|
var element = lazyLoadable[i];
|
|||
|
|
if( element.getAttribute( 'data-src' ) ) {
|
|||
|
|
element.setAttribute( 'src', element.getAttribute( 'data-src' ) );
|
|||
|
|
element.removeAttribute( 'data-src' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If the browser doesn't support core features we won't be
|
|||
|
|
// using JavaScript to control the presentation
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Cache references to key DOM elements
|
|||
|
|
dom.wrapper = document.querySelector( '.reveal' );
|
|||
|
|
dom.slides = document.querySelector( '.reveal .slides' );
|
|||
|
|
|
|||
|
|
// Force a layout when the whole page, incl fonts, has loaded
|
|||
|
|
window.addEventListener( 'load', layout, false );
|
|||
|
|
|
|||
|
|
var query = Reveal.getQueryHash();
|
|||
|
|
|
|||
|
|
// Do not accept new dependencies via query config to avoid
|
|||
|
|
// the potential of malicious script injection
|
|||
|
|
if( typeof query['dependencies'] !== 'undefined' ) delete query['dependencies'];
|
|||
|
|
|
|||
|
|
// Copy options over to our config object
|
|||
|
|
extend( config, options );
|
|||
|
|
extend( config, query );
|
|||
|
|
|
|||
|
|
// Hide the address bar in mobile browsers
|
|||
|
|
hideAddressBar();
|
|||
|
|
|
|||
|
|
// Loads the dependencies and continues to #start() once done
|
|||
|
|
load();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Inspect the client to see what it's capable of, this
|
|||
|
|
* should only happens once per runtime.
|
|||
|
|
*/
|
|||
|
|
function checkCapabilities() {
|
|||
|
|
|
|||
|
|
isMobileDevice = /(iphone|ipod|ipad|android)/gi.test( UA );
|
|||
|
|
isChrome = /chrome/i.test( UA ) && !/edge/i.test( UA );
|
|||
|
|
|
|||
|
|
var testElement = document.createElement( 'div' );
|
|||
|
|
|
|||
|
|
features.transforms3d = 'WebkitPerspective' in testElement.style ||
|
|||
|
|
'MozPerspective' in testElement.style ||
|
|||
|
|
'msPerspective' in testElement.style ||
|
|||
|
|
'OPerspective' in testElement.style ||
|
|||
|
|
'perspective' in testElement.style;
|
|||
|
|
|
|||
|
|
features.transforms2d = 'WebkitTransform' in testElement.style ||
|
|||
|
|
'MozTransform' in testElement.style ||
|
|||
|
|
'msTransform' in testElement.style ||
|
|||
|
|
'OTransform' in testElement.style ||
|
|||
|
|
'transform' in testElement.style;
|
|||
|
|
|
|||
|
|
features.requestAnimationFrameMethod = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame;
|
|||
|
|
features.requestAnimationFrame = typeof features.requestAnimationFrameMethod === 'function';
|
|||
|
|
|
|||
|
|
features.canvas = !!document.createElement( 'canvas' ).getContext;
|
|||
|
|
|
|||
|
|
// Transitions in the overview are disabled in desktop and
|
|||
|
|
// Safari due to lag
|
|||
|
|
features.overviewTransitions = !/Version\/[\d\.]+.*Safari/.test( UA );
|
|||
|
|
|
|||
|
|
// Flags if we should use zoom instead of transform to scale
|
|||
|
|
// up slides. Zoom produces crisper results but has a lot of
|
|||
|
|
// xbrowser quirks so we only use it in whitelsited browsers.
|
|||
|
|
features.zoom = 'zoom' in testElement.style && !isMobileDevice &&
|
|||
|
|
( isChrome || /Version\/[\d\.]+.*Safari/.test( UA ) );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Loads the dependencies of reveal.js. Dependencies are
|
|||
|
|
* defined via the configuration option 'dependencies'
|
|||
|
|
* and will be loaded prior to starting/binding reveal.js.
|
|||
|
|
* Some dependencies may have an 'async' flag, if so they
|
|||
|
|
* will load after reveal.js has been started up.
|
|||
|
|
*/
|
|||
|
|
function load() {
|
|||
|
|
|
|||
|
|
var scripts = [],
|
|||
|
|
scriptsAsync = [],
|
|||
|
|
scriptsToPreload = 0;
|
|||
|
|
|
|||
|
|
// Called once synchronous scripts finish loading
|
|||
|
|
function proceed() {
|
|||
|
|
if( scriptsAsync.length ) {
|
|||
|
|
// Load asynchronous scripts
|
|||
|
|
head.js.apply( null, scriptsAsync );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
start();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function loadScript( s ) {
|
|||
|
|
head.ready( s.src.match( /([\w\d_\-]*)\.?js$|[^\\\/]*$/i )[0], function() {
|
|||
|
|
// Extension may contain callback functions
|
|||
|
|
if( typeof s.callback === 'function' ) {
|
|||
|
|
s.callback.apply( this );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( --scriptsToPreload === 0 ) {
|
|||
|
|
proceed();
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
for( var i = 0, len = config.dependencies.length; i < len; i++ ) {
|
|||
|
|
var s = config.dependencies[i];
|
|||
|
|
|
|||
|
|
// Load if there's no condition or the condition is truthy
|
|||
|
|
if( !s.condition || s.condition() ) {
|
|||
|
|
if( s.async ) {
|
|||
|
|
scriptsAsync.push( s.src );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
scripts.push( s.src );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loadScript( s );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( scripts.length ) {
|
|||
|
|
scriptsToPreload = scripts.length;
|
|||
|
|
|
|||
|
|
// Load synchronous scripts
|
|||
|
|
head.js.apply( null, scripts );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
proceed();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Starts up reveal.js by binding input events and navigating
|
|||
|
|
* to the current URL deeplink if there is one.
|
|||
|
|
*/
|
|||
|
|
function start() {
|
|||
|
|
|
|||
|
|
loaded = true;
|
|||
|
|
|
|||
|
|
// Make sure we've got all the DOM elements we need
|
|||
|
|
setupDOM();
|
|||
|
|
|
|||
|
|
// Listen to messages posted to this window
|
|||
|
|
setupPostMessage();
|
|||
|
|
|
|||
|
|
// Prevent the slides from being scrolled out of view
|
|||
|
|
setupScrollPrevention();
|
|||
|
|
|
|||
|
|
// Resets all vertical slides so that only the first is visible
|
|||
|
|
resetVerticalSlides();
|
|||
|
|
|
|||
|
|
// Updates the presentation to match the current configuration values
|
|||
|
|
configure();
|
|||
|
|
|
|||
|
|
// Read the initial hash
|
|||
|
|
readURL();
|
|||
|
|
|
|||
|
|
// Update all backgrounds
|
|||
|
|
updateBackground( true );
|
|||
|
|
|
|||
|
|
// Notify listeners that the presentation is ready but use a 1ms
|
|||
|
|
// timeout to ensure it's not fired synchronously after #initialize()
|
|||
|
|
setTimeout( function() {
|
|||
|
|
// Enable transitions now that we're loaded
|
|||
|
|
dom.slides.classList.remove( 'no-transition' );
|
|||
|
|
|
|||
|
|
dom.wrapper.classList.add( 'ready' );
|
|||
|
|
|
|||
|
|
dispatchEvent( 'ready', {
|
|||
|
|
'indexh': indexh,
|
|||
|
|
'indexv': indexv,
|
|||
|
|
'currentSlide': currentSlide
|
|||
|
|
} );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
// Special setup and config is required when printing to PDF
|
|||
|
|
if( isPrintingPDF() ) {
|
|||
|
|
removeEventListeners();
|
|||
|
|
|
|||
|
|
// The document needs to have loaded for the PDF layout
|
|||
|
|
// measurements to be accurate
|
|||
|
|
if( document.readyState === 'complete' ) {
|
|||
|
|
setupPDF();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
window.addEventListener( 'load', setupPDF );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Finds and stores references to DOM elements which are
|
|||
|
|
* required by the presentation. If a required element is
|
|||
|
|
* not found, it is created.
|
|||
|
|
*/
|
|||
|
|
function setupDOM() {
|
|||
|
|
|
|||
|
|
// Prevent transitions while we're loading
|
|||
|
|
dom.slides.classList.add( 'no-transition' );
|
|||
|
|
|
|||
|
|
if( isMobileDevice ) {
|
|||
|
|
dom.wrapper.classList.add( 'no-hover' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'no-hover' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( /iphone/gi.test( UA ) ) {
|
|||
|
|
dom.wrapper.classList.add( 'ua-iphone' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'ua-iphone' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Background element
|
|||
|
|
dom.background = createSingletonNode( dom.wrapper, 'div', 'backgrounds', null );
|
|||
|
|
|
|||
|
|
// Progress bar
|
|||
|
|
dom.progress = createSingletonNode( dom.wrapper, 'div', 'progress', '<span></span>' );
|
|||
|
|
dom.progressbar = dom.progress.querySelector( 'span' );
|
|||
|
|
|
|||
|
|
// Arrow controls
|
|||
|
|
dom.controls = createSingletonNode( dom.wrapper, 'aside', 'controls',
|
|||
|
|
'<button class="navigate-left" aria-label="previous slide"><div class="controls-arrow"></div></button>' +
|
|||
|
|
'<button class="navigate-right" aria-label="next slide"><div class="controls-arrow"></div></button>' +
|
|||
|
|
'<button class="navigate-up" aria-label="above slide"><div class="controls-arrow"></div></button>' +
|
|||
|
|
'<button class="navigate-down" aria-label="below slide"><div class="controls-arrow"></div></button>' );
|
|||
|
|
|
|||
|
|
// Slide number
|
|||
|
|
dom.slideNumber = createSingletonNode( dom.wrapper, 'div', 'slide-number', '' );
|
|||
|
|
|
|||
|
|
// Element containing notes that are visible to the audience
|
|||
|
|
dom.speakerNotes = createSingletonNode( dom.wrapper, 'div', 'speaker-notes', null );
|
|||
|
|
dom.speakerNotes.setAttribute( 'data-prevent-swipe', '' );
|
|||
|
|
dom.speakerNotes.setAttribute( 'tabindex', '0' );
|
|||
|
|
|
|||
|
|
// Overlay graphic which is displayed during the paused mode
|
|||
|
|
createSingletonNode( dom.wrapper, 'div', 'pause-overlay', null );
|
|||
|
|
|
|||
|
|
dom.wrapper.setAttribute( 'role', 'application' );
|
|||
|
|
|
|||
|
|
// There can be multiple instances of controls throughout the page
|
|||
|
|
dom.controlsLeft = toArray( document.querySelectorAll( '.navigate-left' ) );
|
|||
|
|
dom.controlsRight = toArray( document.querySelectorAll( '.navigate-right' ) );
|
|||
|
|
dom.controlsUp = toArray( document.querySelectorAll( '.navigate-up' ) );
|
|||
|
|
dom.controlsDown = toArray( document.querySelectorAll( '.navigate-down' ) );
|
|||
|
|
dom.controlsPrev = toArray( document.querySelectorAll( '.navigate-prev' ) );
|
|||
|
|
dom.controlsNext = toArray( document.querySelectorAll( '.navigate-next' ) );
|
|||
|
|
|
|||
|
|
// The right and down arrows in the standard reveal.js controls
|
|||
|
|
dom.controlsRightArrow = dom.controls.querySelector( '.navigate-right' );
|
|||
|
|
dom.controlsDownArrow = dom.controls.querySelector( '.navigate-down' );
|
|||
|
|
|
|||
|
|
dom.statusDiv = createStatusDiv();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Creates a hidden div with role aria-live to announce the
|
|||
|
|
* current slide content. Hide the div off-screen to make it
|
|||
|
|
* available only to Assistive Technologies.
|
|||
|
|
*
|
|||
|
|
* @return {HTMLElement}
|
|||
|
|
*/
|
|||
|
|
function createStatusDiv() {
|
|||
|
|
|
|||
|
|
var statusDiv = document.getElementById( 'aria-status-div' );
|
|||
|
|
if( !statusDiv ) {
|
|||
|
|
statusDiv = document.createElement( 'div' );
|
|||
|
|
statusDiv.style.position = 'absolute';
|
|||
|
|
statusDiv.style.height = '1px';
|
|||
|
|
statusDiv.style.width = '1px';
|
|||
|
|
statusDiv.style.overflow = 'hidden';
|
|||
|
|
statusDiv.style.clip = 'rect( 1px, 1px, 1px, 1px )';
|
|||
|
|
statusDiv.setAttribute( 'id', 'aria-status-div' );
|
|||
|
|
statusDiv.setAttribute( 'aria-live', 'polite' );
|
|||
|
|
statusDiv.setAttribute( 'aria-atomic','true' );
|
|||
|
|
dom.wrapper.appendChild( statusDiv );
|
|||
|
|
}
|
|||
|
|
return statusDiv;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Converts the given HTML element into a string of text
|
|||
|
|
* that can be announced to a screen reader. Hidden
|
|||
|
|
* elements are excluded.
|
|||
|
|
*/
|
|||
|
|
function getStatusText( node ) {
|
|||
|
|
|
|||
|
|
var text = '';
|
|||
|
|
|
|||
|
|
// Text node
|
|||
|
|
if( node.nodeType === 3 ) {
|
|||
|
|
text += node.textContent;
|
|||
|
|
}
|
|||
|
|
// Element node
|
|||
|
|
else if( node.nodeType === 1 ) {
|
|||
|
|
|
|||
|
|
var isAriaHidden = node.getAttribute( 'aria-hidden' );
|
|||
|
|
var isDisplayHidden = window.getComputedStyle( node )['display'] === 'none';
|
|||
|
|
if( isAriaHidden !== 'true' && !isDisplayHidden ) {
|
|||
|
|
|
|||
|
|
toArray( node.childNodes ).forEach( function( child ) {
|
|||
|
|
text += getStatusText( child );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return text;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Configures the presentation for printing to a static
|
|||
|
|
* PDF.
|
|||
|
|
*/
|
|||
|
|
function setupPDF() {
|
|||
|
|
|
|||
|
|
var slideSize = getComputedSlideSize( window.innerWidth, window.innerHeight );
|
|||
|
|
|
|||
|
|
// Dimensions of the PDF pages
|
|||
|
|
var pageWidth = Math.floor( slideSize.width * ( 1 + config.margin ) ),
|
|||
|
|
pageHeight = Math.floor( slideSize.height * ( 1 + config.margin ) );
|
|||
|
|
|
|||
|
|
// Dimensions of slides within the pages
|
|||
|
|
var slideWidth = slideSize.width,
|
|||
|
|
slideHeight = slideSize.height;
|
|||
|
|
|
|||
|
|
// Let the browser know what page size we want to print
|
|||
|
|
injectStyleSheet( '@page{size:'+ pageWidth +'px '+ pageHeight +'px; margin: 0px;}' );
|
|||
|
|
|
|||
|
|
// Limit the size of certain elements to the dimensions of the slide
|
|||
|
|
injectStyleSheet( '.reveal section>img, .reveal section>video, .reveal section>iframe{max-width: '+ slideWidth +'px; max-height:'+ slideHeight +'px}' );
|
|||
|
|
|
|||
|
|
document.body.classList.add( 'print-pdf' );
|
|||
|
|
document.body.style.width = pageWidth + 'px';
|
|||
|
|
document.body.style.height = pageHeight + 'px';
|
|||
|
|
|
|||
|
|
// Make sure stretch elements fit on slide
|
|||
|
|
layoutSlideContents( slideWidth, slideHeight );
|
|||
|
|
|
|||
|
|
// Add each slide's index as attributes on itself, we need these
|
|||
|
|
// indices to generate slide numbers below
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ).forEach( function( hslide, h ) {
|
|||
|
|
hslide.setAttribute( 'data-index-h', h );
|
|||
|
|
|
|||
|
|
if( hslide.classList.contains( 'stack' ) ) {
|
|||
|
|
toArray( hslide.querySelectorAll( 'section' ) ).forEach( function( vslide, v ) {
|
|||
|
|
vslide.setAttribute( 'data-index-h', h );
|
|||
|
|
vslide.setAttribute( 'data-index-v', v );
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Slide and slide background layout
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) ).forEach( function( slide ) {
|
|||
|
|
|
|||
|
|
// Vertical stacks are not centred since their section
|
|||
|
|
// children will be
|
|||
|
|
if( slide.classList.contains( 'stack' ) === false ) {
|
|||
|
|
// Center the slide inside of the page, giving the slide some margin
|
|||
|
|
var left = ( pageWidth - slideWidth ) / 2,
|
|||
|
|
top = ( pageHeight - slideHeight ) / 2;
|
|||
|
|
|
|||
|
|
var contentHeight = slide.scrollHeight;
|
|||
|
|
var numberOfPages = Math.max( Math.ceil( contentHeight / pageHeight ), 1 );
|
|||
|
|
|
|||
|
|
// Adhere to configured pages per slide limit
|
|||
|
|
numberOfPages = Math.min( numberOfPages, config.pdfMaxPagesPerSlide );
|
|||
|
|
|
|||
|
|
// Center slides vertically
|
|||
|
|
if( numberOfPages === 1 && config.center || slide.classList.contains( 'center' ) ) {
|
|||
|
|
top = Math.max( ( pageHeight - contentHeight ) / 2, 0 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Wrap the slide in a page element and hide its overflow
|
|||
|
|
// so that no page ever flows onto another
|
|||
|
|
var page = document.createElement( 'div' );
|
|||
|
|
page.className = 'pdf-page';
|
|||
|
|
page.style.height = ( ( pageHeight + config.pdfPageHeightOffset ) * numberOfPages ) + 'px';
|
|||
|
|
slide.parentNode.insertBefore( page, slide );
|
|||
|
|
page.appendChild( slide );
|
|||
|
|
|
|||
|
|
// Position the slide inside of the page
|
|||
|
|
slide.style.left = left + 'px';
|
|||
|
|
slide.style.top = top + 'px';
|
|||
|
|
slide.style.width = slideWidth + 'px';
|
|||
|
|
|
|||
|
|
if( slide.slideBackgroundElement ) {
|
|||
|
|
page.insertBefore( slide.slideBackgroundElement, slide );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Inject notes if `showNotes` is enabled
|
|||
|
|
if( config.showNotes ) {
|
|||
|
|
|
|||
|
|
// Are there notes for this slide?
|
|||
|
|
var notes = getSlideNotes( slide );
|
|||
|
|
if( notes ) {
|
|||
|
|
|
|||
|
|
var notesSpacing = 8;
|
|||
|
|
var notesLayout = typeof config.showNotes === 'string' ? config.showNotes : 'inline';
|
|||
|
|
var notesElement = document.createElement( 'div' );
|
|||
|
|
notesElement.classList.add( 'speaker-notes' );
|
|||
|
|
notesElement.classList.add( 'speaker-notes-pdf' );
|
|||
|
|
notesElement.setAttribute( 'data-layout', notesLayout );
|
|||
|
|
notesElement.innerHTML = notes;
|
|||
|
|
|
|||
|
|
if( notesLayout === 'separate-page' ) {
|
|||
|
|
page.parentNode.insertBefore( notesElement, page.nextSibling );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
notesElement.style.left = notesSpacing + 'px';
|
|||
|
|
notesElement.style.bottom = notesSpacing + 'px';
|
|||
|
|
notesElement.style.width = ( pageWidth - notesSpacing*2 ) + 'px';
|
|||
|
|
page.appendChild( notesElement );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Inject slide numbers if `slideNumbers` are enabled
|
|||
|
|
if( config.slideNumber && /all|print/i.test( config.showSlideNumber ) ) {
|
|||
|
|
var slideNumberH = parseInt( slide.getAttribute( 'data-index-h' ), 10 ) + 1,
|
|||
|
|
slideNumberV = parseInt( slide.getAttribute( 'data-index-v' ), 10 ) + 1;
|
|||
|
|
|
|||
|
|
var numberElement = document.createElement( 'div' );
|
|||
|
|
numberElement.classList.add( 'slide-number' );
|
|||
|
|
numberElement.classList.add( 'slide-number-pdf' );
|
|||
|
|
numberElement.innerHTML = formatSlideNumber( slideNumberH, '.', slideNumberV );
|
|||
|
|
page.appendChild( numberElement );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Show all fragments
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR + ' .fragment' ) ).forEach( function( fragment ) {
|
|||
|
|
fragment.classList.add( 'visible' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Notify subscribers that the PDF layout is good to go
|
|||
|
|
dispatchEvent( 'pdf-ready' );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* This is an unfortunate necessity. Some actions – such as
|
|||
|
|
* an input field being focused in an iframe or using the
|
|||
|
|
* keyboard to expand text selection beyond the bounds of
|
|||
|
|
* a slide – can trigger our content to be pushed out of view.
|
|||
|
|
* This scrolling can not be prevented by hiding overflow in
|
|||
|
|
* CSS (we already do) so we have to resort to repeatedly
|
|||
|
|
* checking if the slides have been offset :(
|
|||
|
|
*/
|
|||
|
|
function setupScrollPrevention() {
|
|||
|
|
|
|||
|
|
setInterval( function() {
|
|||
|
|
if( dom.wrapper.scrollTop !== 0 || dom.wrapper.scrollLeft !== 0 ) {
|
|||
|
|
dom.wrapper.scrollTop = 0;
|
|||
|
|
dom.wrapper.scrollLeft = 0;
|
|||
|
|
}
|
|||
|
|
}, 1000 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Creates an HTML element and returns a reference to it.
|
|||
|
|
* If the element already exists the existing instance will
|
|||
|
|
* be returned.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} container
|
|||
|
|
* @param {string} tagname
|
|||
|
|
* @param {string} classname
|
|||
|
|
* @param {string} innerHTML
|
|||
|
|
*
|
|||
|
|
* @return {HTMLElement}
|
|||
|
|
*/
|
|||
|
|
function createSingletonNode( container, tagname, classname, innerHTML ) {
|
|||
|
|
|
|||
|
|
// Find all nodes matching the description
|
|||
|
|
var nodes = container.querySelectorAll( '.' + classname );
|
|||
|
|
|
|||
|
|
// Check all matches to find one which is a direct child of
|
|||
|
|
// the specified container
|
|||
|
|
for( var i = 0; i < nodes.length; i++ ) {
|
|||
|
|
var testNode = nodes[i];
|
|||
|
|
if( testNode.parentNode === container ) {
|
|||
|
|
return testNode;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If no node was found, create it now
|
|||
|
|
var node = document.createElement( tagname );
|
|||
|
|
node.className = classname;
|
|||
|
|
if( typeof innerHTML === 'string' ) {
|
|||
|
|
node.innerHTML = innerHTML;
|
|||
|
|
}
|
|||
|
|
container.appendChild( node );
|
|||
|
|
|
|||
|
|
return node;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Creates the slide background elements and appends them
|
|||
|
|
* to the background container. One element is created per
|
|||
|
|
* slide no matter if the given slide has visible background.
|
|||
|
|
*/
|
|||
|
|
function createBackgrounds() {
|
|||
|
|
|
|||
|
|
var printMode = isPrintingPDF();
|
|||
|
|
|
|||
|
|
// Clear prior backgrounds
|
|||
|
|
dom.background.innerHTML = '';
|
|||
|
|
dom.background.classList.add( 'no-transition' );
|
|||
|
|
|
|||
|
|
// Iterate over all horizontal slides
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ).forEach( function( slideh ) {
|
|||
|
|
|
|||
|
|
var backgroundStack = createBackground( slideh, dom.background );
|
|||
|
|
|
|||
|
|
// Iterate over all vertical slides
|
|||
|
|
toArray( slideh.querySelectorAll( 'section' ) ).forEach( function( slidev ) {
|
|||
|
|
|
|||
|
|
createBackground( slidev, backgroundStack );
|
|||
|
|
|
|||
|
|
backgroundStack.classList.add( 'stack' );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Add parallax background if specified
|
|||
|
|
if( config.parallaxBackgroundImage ) {
|
|||
|
|
|
|||
|
|
dom.background.style.backgroundImage = 'url("' + config.parallaxBackgroundImage + '")';
|
|||
|
|
dom.background.style.backgroundSize = config.parallaxBackgroundSize;
|
|||
|
|
|
|||
|
|
// Make sure the below properties are set on the element - these properties are
|
|||
|
|
// needed for proper transitions to be set on the element via CSS. To remove
|
|||
|
|
// annoying background slide-in effect when the presentation starts, apply
|
|||
|
|
// these properties after short time delay
|
|||
|
|
setTimeout( function() {
|
|||
|
|
dom.wrapper.classList.add( 'has-parallax-background' );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
|
|||
|
|
dom.background.style.backgroundImage = '';
|
|||
|
|
dom.wrapper.classList.remove( 'has-parallax-background' );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Creates a background for the given slide.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} slide
|
|||
|
|
* @param {HTMLElement} container The element that the background
|
|||
|
|
* should be appended to
|
|||
|
|
* @return {HTMLElement} New background div
|
|||
|
|
*/
|
|||
|
|
function createBackground( slide, container ) {
|
|||
|
|
|
|||
|
|
var data = {
|
|||
|
|
background: slide.getAttribute( 'data-background' ),
|
|||
|
|
backgroundSize: slide.getAttribute( 'data-background-size' ),
|
|||
|
|
backgroundImage: slide.getAttribute( 'data-background-image' ),
|
|||
|
|
backgroundVideo: slide.getAttribute( 'data-background-video' ),
|
|||
|
|
backgroundIframe: slide.getAttribute( 'data-background-iframe' ),
|
|||
|
|
backgroundColor: slide.getAttribute( 'data-background-color' ),
|
|||
|
|
backgroundRepeat: slide.getAttribute( 'data-background-repeat' ),
|
|||
|
|
backgroundPosition: slide.getAttribute( 'data-background-position' ),
|
|||
|
|
backgroundTransition: slide.getAttribute( 'data-background-transition' )
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
var element = document.createElement( 'div' );
|
|||
|
|
|
|||
|
|
// Carry over custom classes from the slide to the background
|
|||
|
|
element.className = 'slide-background ' + slide.className.replace( /present|past|future/, '' );
|
|||
|
|
|
|||
|
|
if( data.background ) {
|
|||
|
|
// Auto-wrap image urls in url(...)
|
|||
|
|
if( /^(http|file|\/\/)/gi.test( data.background ) || /\.(svg|png|jpg|jpeg|gif|bmp)([?#]|$)/gi.test( data.background ) ) {
|
|||
|
|
slide.setAttribute( 'data-background-image', data.background );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
element.style.background = data.background;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Create a hash for this combination of background settings.
|
|||
|
|
// This is used to determine when two slide backgrounds are
|
|||
|
|
// the same.
|
|||
|
|
if( data.background || data.backgroundColor || data.backgroundImage || data.backgroundVideo || data.backgroundIframe ) {
|
|||
|
|
element.setAttribute( 'data-background-hash', data.background +
|
|||
|
|
data.backgroundSize +
|
|||
|
|
data.backgroundImage +
|
|||
|
|
data.backgroundVideo +
|
|||
|
|
data.backgroundIframe +
|
|||
|
|
data.backgroundColor +
|
|||
|
|
data.backgroundRepeat +
|
|||
|
|
data.backgroundPosition +
|
|||
|
|
data.backgroundTransition );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Additional and optional background properties
|
|||
|
|
if( data.backgroundSize ) element.style.backgroundSize = data.backgroundSize;
|
|||
|
|
if( data.backgroundSize ) element.setAttribute( 'data-background-size', data.backgroundSize );
|
|||
|
|
if( data.backgroundColor ) element.style.backgroundColor = data.backgroundColor;
|
|||
|
|
if( data.backgroundRepeat ) element.style.backgroundRepeat = data.backgroundRepeat;
|
|||
|
|
if( data.backgroundPosition ) element.style.backgroundPosition = data.backgroundPosition;
|
|||
|
|
if( data.backgroundTransition ) element.setAttribute( 'data-background-transition', data.backgroundTransition );
|
|||
|
|
|
|||
|
|
container.appendChild( element );
|
|||
|
|
|
|||
|
|
// If backgrounds are being recreated, clear old classes
|
|||
|
|
slide.classList.remove( 'has-dark-background' );
|
|||
|
|
slide.classList.remove( 'has-light-background' );
|
|||
|
|
|
|||
|
|
slide.slideBackgroundElement = element;
|
|||
|
|
|
|||
|
|
// If this slide has a background color, add a class that
|
|||
|
|
// signals if it is light or dark. If the slide has no background
|
|||
|
|
// color, no class will be set
|
|||
|
|
var computedBackgroundStyle = window.getComputedStyle( element );
|
|||
|
|
if( computedBackgroundStyle && computedBackgroundStyle.backgroundColor ) {
|
|||
|
|
var rgb = colorToRgb( computedBackgroundStyle.backgroundColor );
|
|||
|
|
|
|||
|
|
// Ignore fully transparent backgrounds. Some browsers return
|
|||
|
|
// rgba(0,0,0,0) when reading the computed background color of
|
|||
|
|
// an element with no background
|
|||
|
|
if( rgb && rgb.a !== 0 ) {
|
|||
|
|
if( colorBrightness( computedBackgroundStyle.backgroundColor ) < 128 ) {
|
|||
|
|
slide.classList.add( 'has-dark-background' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
slide.classList.add( 'has-light-background' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return element;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Registers a listener to postMessage events, this makes it
|
|||
|
|
* possible to call all reveal.js API methods from another
|
|||
|
|
* window. For example:
|
|||
|
|
*
|
|||
|
|
* revealWindow.postMessage( JSON.stringify({
|
|||
|
|
* method: 'slide',
|
|||
|
|
* args: [ 2 ]
|
|||
|
|
* }), '*' );
|
|||
|
|
*/
|
|||
|
|
function setupPostMessage() {
|
|||
|
|
|
|||
|
|
if( config.postMessage ) {
|
|||
|
|
window.addEventListener( 'message', function ( event ) {
|
|||
|
|
var data = event.data;
|
|||
|
|
|
|||
|
|
// Make sure we're dealing with JSON
|
|||
|
|
if( typeof data === 'string' && data.charAt( 0 ) === '{' && data.charAt( data.length - 1 ) === '}' ) {
|
|||
|
|
data = JSON.parse( data );
|
|||
|
|
|
|||
|
|
// Check if the requested method can be found
|
|||
|
|
if( data.method && typeof Reveal[data.method] === 'function' ) {
|
|||
|
|
Reveal[data.method].apply( Reveal, data.args );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies the configuration settings from the config
|
|||
|
|
* object. May be called multiple times.
|
|||
|
|
*
|
|||
|
|
* @param {object} options
|
|||
|
|
*/
|
|||
|
|
function configure( options ) {
|
|||
|
|
|
|||
|
|
var oldTransition = config.transition;
|
|||
|
|
|
|||
|
|
// New config options may be passed when this method
|
|||
|
|
// is invoked through the API after initialization
|
|||
|
|
if( typeof options === 'object' ) extend( config, options );
|
|||
|
|
|
|||
|
|
// Abort if reveal.js hasn't finished loading, config
|
|||
|
|
// changes will be applied automatically once loading
|
|||
|
|
// finishes
|
|||
|
|
if( loaded === false ) return;
|
|||
|
|
|
|||
|
|
var numberOfSlides = dom.wrapper.querySelectorAll( SLIDES_SELECTOR ).length;
|
|||
|
|
|
|||
|
|
// Remove the previously configured transition class
|
|||
|
|
dom.wrapper.classList.remove( oldTransition );
|
|||
|
|
|
|||
|
|
// Force linear transition based on browser capabilities
|
|||
|
|
if( features.transforms3d === false ) config.transition = 'linear';
|
|||
|
|
|
|||
|
|
dom.wrapper.classList.add( config.transition );
|
|||
|
|
|
|||
|
|
dom.wrapper.setAttribute( 'data-transition-speed', config.transitionSpeed );
|
|||
|
|
dom.wrapper.setAttribute( 'data-background-transition', config.backgroundTransition );
|
|||
|
|
|
|||
|
|
dom.controls.style.display = config.controls ? 'block' : 'none';
|
|||
|
|
dom.progress.style.display = config.progress ? 'block' : 'none';
|
|||
|
|
|
|||
|
|
dom.controls.setAttribute( 'data-controls-layout', config.controlsLayout );
|
|||
|
|
dom.controls.setAttribute( 'data-controls-back-arrows', config.controlsBackArrows );
|
|||
|
|
|
|||
|
|
if( config.shuffle ) {
|
|||
|
|
shuffle();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
dom.wrapper.classList.add( 'rtl' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'rtl' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.center ) {
|
|||
|
|
dom.wrapper.classList.add( 'center' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'center' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Exit the paused mode if it was configured off
|
|||
|
|
if( config.pause === false ) {
|
|||
|
|
resume();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.showNotes ) {
|
|||
|
|
dom.speakerNotes.setAttribute( 'data-layout', typeof config.showNotes === 'string' ? config.showNotes : 'inline' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.mouseWheel ) {
|
|||
|
|
document.addEventListener( 'DOMMouseScroll', onDocumentMouseScroll, false ); // FF
|
|||
|
|
document.addEventListener( 'mousewheel', onDocumentMouseScroll, false );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
document.removeEventListener( 'DOMMouseScroll', onDocumentMouseScroll, false ); // FF
|
|||
|
|
document.removeEventListener( 'mousewheel', onDocumentMouseScroll, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Rolling 3D links
|
|||
|
|
if( config.rollingLinks ) {
|
|||
|
|
enableRollingLinks();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
disableRollingLinks();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Iframe link previews
|
|||
|
|
if( config.previewLinks ) {
|
|||
|
|
enablePreviewLinks();
|
|||
|
|
disablePreviewLinks( '[data-preview-link=false]' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
disablePreviewLinks();
|
|||
|
|
enablePreviewLinks( '[data-preview-link]:not([data-preview-link=false])' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Remove existing auto-slide controls
|
|||
|
|
if( autoSlidePlayer ) {
|
|||
|
|
autoSlidePlayer.destroy();
|
|||
|
|
autoSlidePlayer = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Generate auto-slide controls if needed
|
|||
|
|
if( numberOfSlides > 1 && config.autoSlide && config.autoSlideStoppable && features.canvas && features.requestAnimationFrame ) {
|
|||
|
|
autoSlidePlayer = new Playback( dom.wrapper, function() {
|
|||
|
|
return Math.min( Math.max( ( Date.now() - autoSlideStartTime ) / autoSlide, 0 ), 1 );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
autoSlidePlayer.on( 'click', onAutoSlidePlayerClick );
|
|||
|
|
autoSlidePaused = false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// When fragments are turned off they should be visible
|
|||
|
|
if( config.fragments === false ) {
|
|||
|
|
toArray( dom.slides.querySelectorAll( '.fragment' ) ).forEach( function( element ) {
|
|||
|
|
element.classList.add( 'visible' );
|
|||
|
|
element.classList.remove( 'current-fragment' );
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Slide numbers
|
|||
|
|
var slideNumberDisplay = 'none';
|
|||
|
|
if( config.slideNumber && !isPrintingPDF() ) {
|
|||
|
|
if( config.showSlideNumber === 'all' ) {
|
|||
|
|
slideNumberDisplay = 'block';
|
|||
|
|
}
|
|||
|
|
else if( config.showSlideNumber === 'speaker' && isSpeakerNotes() ) {
|
|||
|
|
slideNumberDisplay = 'block';
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
dom.slideNumber.style.display = slideNumberDisplay;
|
|||
|
|
|
|||
|
|
sync();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Binds all event listeners.
|
|||
|
|
*/
|
|||
|
|
function addEventListeners() {
|
|||
|
|
|
|||
|
|
eventsAreBound = true;
|
|||
|
|
|
|||
|
|
window.addEventListener( 'hashchange', onWindowHashChange, false );
|
|||
|
|
window.addEventListener( 'resize', onWindowResize, false );
|
|||
|
|
|
|||
|
|
if( config.touch ) {
|
|||
|
|
dom.wrapper.addEventListener( 'touchstart', onTouchStart, false );
|
|||
|
|
dom.wrapper.addEventListener( 'touchmove', onTouchMove, false );
|
|||
|
|
dom.wrapper.addEventListener( 'touchend', onTouchEnd, false );
|
|||
|
|
|
|||
|
|
// Support pointer-style touch interaction as well
|
|||
|
|
if( window.navigator.pointerEnabled ) {
|
|||
|
|
// IE 11 uses un-prefixed version of pointer events
|
|||
|
|
dom.wrapper.addEventListener( 'pointerdown', onPointerDown, false );
|
|||
|
|
dom.wrapper.addEventListener( 'pointermove', onPointerMove, false );
|
|||
|
|
dom.wrapper.addEventListener( 'pointerup', onPointerUp, false );
|
|||
|
|
}
|
|||
|
|
else if( window.navigator.msPointerEnabled ) {
|
|||
|
|
// IE 10 uses prefixed version of pointer events
|
|||
|
|
dom.wrapper.addEventListener( 'MSPointerDown', onPointerDown, false );
|
|||
|
|
dom.wrapper.addEventListener( 'MSPointerMove', onPointerMove, false );
|
|||
|
|
dom.wrapper.addEventListener( 'MSPointerUp', onPointerUp, false );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.keyboard ) {
|
|||
|
|
document.addEventListener( 'keydown', onDocumentKeyDown, false );
|
|||
|
|
document.addEventListener( 'keypress', onDocumentKeyPress, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.progress && dom.progress ) {
|
|||
|
|
dom.progress.addEventListener( 'click', onProgressClicked, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.focusBodyOnPageVisibilityChange ) {
|
|||
|
|
var visibilityChange;
|
|||
|
|
|
|||
|
|
if( 'hidden' in document ) {
|
|||
|
|
visibilityChange = 'visibilitychange';
|
|||
|
|
}
|
|||
|
|
else if( 'msHidden' in document ) {
|
|||
|
|
visibilityChange = 'msvisibilitychange';
|
|||
|
|
}
|
|||
|
|
else if( 'webkitHidden' in document ) {
|
|||
|
|
visibilityChange = 'webkitvisibilitychange';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( visibilityChange ) {
|
|||
|
|
document.addEventListener( visibilityChange, onPageVisibilityChange, false );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Listen to both touch and click events, in case the device
|
|||
|
|
// supports both
|
|||
|
|
var pointerEvents = [ 'touchstart', 'click' ];
|
|||
|
|
|
|||
|
|
// Only support touch for Android, fixes double navigations in
|
|||
|
|
// stock browser
|
|||
|
|
if( UA.match( /android/gi ) ) {
|
|||
|
|
pointerEvents = [ 'touchstart' ];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
pointerEvents.forEach( function( eventName ) {
|
|||
|
|
dom.controlsLeft.forEach( function( el ) { el.addEventListener( eventName, onNavigateLeftClicked, false ); } );
|
|||
|
|
dom.controlsRight.forEach( function( el ) { el.addEventListener( eventName, onNavigateRightClicked, false ); } );
|
|||
|
|
dom.controlsUp.forEach( function( el ) { el.addEventListener( eventName, onNavigateUpClicked, false ); } );
|
|||
|
|
dom.controlsDown.forEach( function( el ) { el.addEventListener( eventName, onNavigateDownClicked, false ); } );
|
|||
|
|
dom.controlsPrev.forEach( function( el ) { el.addEventListener( eventName, onNavigatePrevClicked, false ); } );
|
|||
|
|
dom.controlsNext.forEach( function( el ) { el.addEventListener( eventName, onNavigateNextClicked, false ); } );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Unbinds all event listeners.
|
|||
|
|
*/
|
|||
|
|
function removeEventListeners() {
|
|||
|
|
|
|||
|
|
eventsAreBound = false;
|
|||
|
|
|
|||
|
|
document.removeEventListener( 'keydown', onDocumentKeyDown, false );
|
|||
|
|
document.removeEventListener( 'keypress', onDocumentKeyPress, false );
|
|||
|
|
window.removeEventListener( 'hashchange', onWindowHashChange, false );
|
|||
|
|
window.removeEventListener( 'resize', onWindowResize, false );
|
|||
|
|
|
|||
|
|
dom.wrapper.removeEventListener( 'touchstart', onTouchStart, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'touchmove', onTouchMove, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'touchend', onTouchEnd, false );
|
|||
|
|
|
|||
|
|
// IE11
|
|||
|
|
if( window.navigator.pointerEnabled ) {
|
|||
|
|
dom.wrapper.removeEventListener( 'pointerdown', onPointerDown, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'pointermove', onPointerMove, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'pointerup', onPointerUp, false );
|
|||
|
|
}
|
|||
|
|
// IE10
|
|||
|
|
else if( window.navigator.msPointerEnabled ) {
|
|||
|
|
dom.wrapper.removeEventListener( 'MSPointerDown', onPointerDown, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'MSPointerMove', onPointerMove, false );
|
|||
|
|
dom.wrapper.removeEventListener( 'MSPointerUp', onPointerUp, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if ( config.progress && dom.progress ) {
|
|||
|
|
dom.progress.removeEventListener( 'click', onProgressClicked, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[ 'touchstart', 'click' ].forEach( function( eventName ) {
|
|||
|
|
dom.controlsLeft.forEach( function( el ) { el.removeEventListener( eventName, onNavigateLeftClicked, false ); } );
|
|||
|
|
dom.controlsRight.forEach( function( el ) { el.removeEventListener( eventName, onNavigateRightClicked, false ); } );
|
|||
|
|
dom.controlsUp.forEach( function( el ) { el.removeEventListener( eventName, onNavigateUpClicked, false ); } );
|
|||
|
|
dom.controlsDown.forEach( function( el ) { el.removeEventListener( eventName, onNavigateDownClicked, false ); } );
|
|||
|
|
dom.controlsPrev.forEach( function( el ) { el.removeEventListener( eventName, onNavigatePrevClicked, false ); } );
|
|||
|
|
dom.controlsNext.forEach( function( el ) { el.removeEventListener( eventName, onNavigateNextClicked, false ); } );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Extend object a with the properties of object b.
|
|||
|
|
* If there's a conflict, object b takes precedence.
|
|||
|
|
*
|
|||
|
|
* @param {object} a
|
|||
|
|
* @param {object} b
|
|||
|
|
*/
|
|||
|
|
function extend( a, b ) {
|
|||
|
|
|
|||
|
|
for( var i in b ) {
|
|||
|
|
a[ i ] = b[ i ];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return a;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Converts the target object to an array.
|
|||
|
|
*
|
|||
|
|
* @param {object} o
|
|||
|
|
* @return {object[]}
|
|||
|
|
*/
|
|||
|
|
function toArray( o ) {
|
|||
|
|
|
|||
|
|
return Array.prototype.slice.call( o );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Utility for deserializing a value.
|
|||
|
|
*
|
|||
|
|
* @param {*} value
|
|||
|
|
* @return {*}
|
|||
|
|
*/
|
|||
|
|
function deserialize( value ) {
|
|||
|
|
|
|||
|
|
if( typeof value === 'string' ) {
|
|||
|
|
if( value === 'null' ) return null;
|
|||
|
|
else if( value === 'true' ) return true;
|
|||
|
|
else if( value === 'false' ) return false;
|
|||
|
|
else if( value.match( /^-?[\d\.]+$/ ) ) return parseFloat( value );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return value;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Measures the distance in pixels between point a
|
|||
|
|
* and point b.
|
|||
|
|
*
|
|||
|
|
* @param {object} a point with x/y properties
|
|||
|
|
* @param {object} b point with x/y properties
|
|||
|
|
*
|
|||
|
|
* @return {number}
|
|||
|
|
*/
|
|||
|
|
function distanceBetween( a, b ) {
|
|||
|
|
|
|||
|
|
var dx = a.x - b.x,
|
|||
|
|
dy = a.y - b.y;
|
|||
|
|
|
|||
|
|
return Math.sqrt( dx*dx + dy*dy );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies a CSS transform to the target element.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} element
|
|||
|
|
* @param {string} transform
|
|||
|
|
*/
|
|||
|
|
function transformElement( element, transform ) {
|
|||
|
|
|
|||
|
|
element.style.WebkitTransform = transform;
|
|||
|
|
element.style.MozTransform = transform;
|
|||
|
|
element.style.msTransform = transform;
|
|||
|
|
element.style.transform = transform;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies CSS transforms to the slides container. The container
|
|||
|
|
* is transformed from two separate sources: layout and the overview
|
|||
|
|
* mode.
|
|||
|
|
*
|
|||
|
|
* @param {object} transforms
|
|||
|
|
*/
|
|||
|
|
function transformSlides( transforms ) {
|
|||
|
|
|
|||
|
|
// Pick up new transforms from arguments
|
|||
|
|
if( typeof transforms.layout === 'string' ) slidesTransform.layout = transforms.layout;
|
|||
|
|
if( typeof transforms.overview === 'string' ) slidesTransform.overview = transforms.overview;
|
|||
|
|
|
|||
|
|
// Apply the transforms to the slides container
|
|||
|
|
if( slidesTransform.layout ) {
|
|||
|
|
transformElement( dom.slides, slidesTransform.layout + ' ' + slidesTransform.overview );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
transformElement( dom.slides, slidesTransform.overview );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Injects the given CSS styles into the DOM.
|
|||
|
|
*
|
|||
|
|
* @param {string} value
|
|||
|
|
*/
|
|||
|
|
function injectStyleSheet( value ) {
|
|||
|
|
|
|||
|
|
var tag = document.createElement( 'style' );
|
|||
|
|
tag.type = 'text/css';
|
|||
|
|
if( tag.styleSheet ) {
|
|||
|
|
tag.styleSheet.cssText = value;
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
tag.appendChild( document.createTextNode( value ) );
|
|||
|
|
}
|
|||
|
|
document.getElementsByTagName( 'head' )[0].appendChild( tag );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Find the closest parent that matches the given
|
|||
|
|
* selector.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} target The child element
|
|||
|
|
* @param {String} selector The CSS selector to match
|
|||
|
|
* the parents against
|
|||
|
|
*
|
|||
|
|
* @return {HTMLElement} The matched parent or null
|
|||
|
|
* if no matching parent was found
|
|||
|
|
*/
|
|||
|
|
function closestParent( target, selector ) {
|
|||
|
|
|
|||
|
|
var parent = target.parentNode;
|
|||
|
|
|
|||
|
|
while( parent ) {
|
|||
|
|
|
|||
|
|
// There's some overhead doing this each time, we don't
|
|||
|
|
// want to rewrite the element prototype but should still
|
|||
|
|
// be enough to feature detect once at startup...
|
|||
|
|
var matchesMethod = parent.matches || parent.matchesSelector || parent.msMatchesSelector;
|
|||
|
|
|
|||
|
|
// If we find a match, we're all set
|
|||
|
|
if( matchesMethod && matchesMethod.call( parent, selector ) ) {
|
|||
|
|
return parent;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Keep searching
|
|||
|
|
parent = parent.parentNode;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return null;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Converts various color input formats to an {r:0,g:0,b:0} object.
|
|||
|
|
*
|
|||
|
|
* @param {string} color The string representation of a color
|
|||
|
|
* @example
|
|||
|
|
* colorToRgb('#000');
|
|||
|
|
* @example
|
|||
|
|
* colorToRgb('#000000');
|
|||
|
|
* @example
|
|||
|
|
* colorToRgb('rgb(0,0,0)');
|
|||
|
|
* @example
|
|||
|
|
* colorToRgb('rgba(0,0,0)');
|
|||
|
|
*
|
|||
|
|
* @return {{r: number, g: number, b: number, [a]: number}|null}
|
|||
|
|
*/
|
|||
|
|
function colorToRgb( color ) {
|
|||
|
|
|
|||
|
|
var hex3 = color.match( /^#([0-9a-f]{3})$/i );
|
|||
|
|
if( hex3 && hex3[1] ) {
|
|||
|
|
hex3 = hex3[1];
|
|||
|
|
return {
|
|||
|
|
r: parseInt( hex3.charAt( 0 ), 16 ) * 0x11,
|
|||
|
|
g: parseInt( hex3.charAt( 1 ), 16 ) * 0x11,
|
|||
|
|
b: parseInt( hex3.charAt( 2 ), 16 ) * 0x11
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var hex6 = color.match( /^#([0-9a-f]{6})$/i );
|
|||
|
|
if( hex6 && hex6[1] ) {
|
|||
|
|
hex6 = hex6[1];
|
|||
|
|
return {
|
|||
|
|
r: parseInt( hex6.substr( 0, 2 ), 16 ),
|
|||
|
|
g: parseInt( hex6.substr( 2, 2 ), 16 ),
|
|||
|
|
b: parseInt( hex6.substr( 4, 2 ), 16 )
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var rgb = color.match( /^rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/i );
|
|||
|
|
if( rgb ) {
|
|||
|
|
return {
|
|||
|
|
r: parseInt( rgb[1], 10 ),
|
|||
|
|
g: parseInt( rgb[2], 10 ),
|
|||
|
|
b: parseInt( rgb[3], 10 )
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var rgba = color.match( /^rgba\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\,\s*([\d]+|[\d]*.[\d]+)\s*\)$/i );
|
|||
|
|
if( rgba ) {
|
|||
|
|
return {
|
|||
|
|
r: parseInt( rgba[1], 10 ),
|
|||
|
|
g: parseInt( rgba[2], 10 ),
|
|||
|
|
b: parseInt( rgba[3], 10 ),
|
|||
|
|
a: parseFloat( rgba[4] )
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return null;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Calculates brightness on a scale of 0-255.
|
|||
|
|
*
|
|||
|
|
* @param {string} color See colorToRgb for supported formats.
|
|||
|
|
* @see {@link colorToRgb}
|
|||
|
|
*/
|
|||
|
|
function colorBrightness( color ) {
|
|||
|
|
|
|||
|
|
if( typeof color === 'string' ) color = colorToRgb( color );
|
|||
|
|
|
|||
|
|
if( color ) {
|
|||
|
|
return ( color.r * 299 + color.g * 587 + color.b * 114 ) / 1000;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return null;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns the remaining height within the parent of the
|
|||
|
|
* target element.
|
|||
|
|
*
|
|||
|
|
* remaining height = [ configured parent height ] - [ current parent height ]
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} element
|
|||
|
|
* @param {number} [height]
|
|||
|
|
*/
|
|||
|
|
function getRemainingHeight( element, height ) {
|
|||
|
|
|
|||
|
|
height = height || 0;
|
|||
|
|
|
|||
|
|
if( element ) {
|
|||
|
|
var newHeight, oldHeight = element.style.height;
|
|||
|
|
|
|||
|
|
// Change the .stretch element height to 0 in order find the height of all
|
|||
|
|
// the other elements
|
|||
|
|
element.style.height = '0px';
|
|||
|
|
newHeight = height - element.parentNode.offsetHeight;
|
|||
|
|
|
|||
|
|
// Restore the old height, just in case
|
|||
|
|
element.style.height = oldHeight + 'px';
|
|||
|
|
|
|||
|
|
return newHeight;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return height;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if this instance is being used to print a PDF.
|
|||
|
|
*/
|
|||
|
|
function isPrintingPDF() {
|
|||
|
|
|
|||
|
|
return ( /print-pdf/gi ).test( window.location.search );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Hides the address bar if we're on a mobile device.
|
|||
|
|
*/
|
|||
|
|
function hideAddressBar() {
|
|||
|
|
|
|||
|
|
if( config.hideAddressBar && isMobileDevice ) {
|
|||
|
|
// Events that should trigger the address bar to hide
|
|||
|
|
window.addEventListener( 'load', removeAddressBar, false );
|
|||
|
|
window.addEventListener( 'orientationchange', removeAddressBar, false );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Causes the address bar to hide on mobile devices,
|
|||
|
|
* more vertical space ftw.
|
|||
|
|
*/
|
|||
|
|
function removeAddressBar() {
|
|||
|
|
|
|||
|
|
setTimeout( function() {
|
|||
|
|
window.scrollTo( 0, 1 );
|
|||
|
|
}, 10 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Dispatches an event of the specified type from the
|
|||
|
|
* reveal DOM element.
|
|||
|
|
*/
|
|||
|
|
function dispatchEvent( type, args ) {
|
|||
|
|
|
|||
|
|
var event = document.createEvent( 'HTMLEvents', 1, 2 );
|
|||
|
|
event.initEvent( type, true, true );
|
|||
|
|
extend( event, args );
|
|||
|
|
dom.wrapper.dispatchEvent( event );
|
|||
|
|
|
|||
|
|
// If we're in an iframe, post each reveal.js event to the
|
|||
|
|
// parent window. Used by the notes plugin
|
|||
|
|
if( config.postMessageEvents && window.parent !== window.self ) {
|
|||
|
|
window.parent.postMessage( JSON.stringify({ namespace: 'reveal', eventName: type, state: getState() }), '*' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Wrap all links in 3D goodness.
|
|||
|
|
*/
|
|||
|
|
function enableRollingLinks() {
|
|||
|
|
|
|||
|
|
if( features.transforms3d && !( 'msPerspective' in document.body.style ) ) {
|
|||
|
|
var anchors = dom.wrapper.querySelectorAll( SLIDES_SELECTOR + ' a' );
|
|||
|
|
|
|||
|
|
for( var i = 0, len = anchors.length; i < len; i++ ) {
|
|||
|
|
var anchor = anchors[i];
|
|||
|
|
|
|||
|
|
if( anchor.textContent && !anchor.querySelector( '*' ) && ( !anchor.className || !anchor.classList.contains( anchor, 'roll' ) ) ) {
|
|||
|
|
var span = document.createElement('span');
|
|||
|
|
span.setAttribute('data-title', anchor.text);
|
|||
|
|
span.innerHTML = anchor.innerHTML;
|
|||
|
|
|
|||
|
|
anchor.classList.add( 'roll' );
|
|||
|
|
anchor.innerHTML = '';
|
|||
|
|
anchor.appendChild(span);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Unwrap all 3D links.
|
|||
|
|
*/
|
|||
|
|
function disableRollingLinks() {
|
|||
|
|
|
|||
|
|
var anchors = dom.wrapper.querySelectorAll( SLIDES_SELECTOR + ' a.roll' );
|
|||
|
|
|
|||
|
|
for( var i = 0, len = anchors.length; i < len; i++ ) {
|
|||
|
|
var anchor = anchors[i];
|
|||
|
|
var span = anchor.querySelector( 'span' );
|
|||
|
|
|
|||
|
|
if( span ) {
|
|||
|
|
anchor.classList.remove( 'roll' );
|
|||
|
|
anchor.innerHTML = span.innerHTML;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Bind preview frame links.
|
|||
|
|
*
|
|||
|
|
* @param {string} [selector=a] - selector for anchors
|
|||
|
|
*/
|
|||
|
|
function enablePreviewLinks( selector ) {
|
|||
|
|
|
|||
|
|
var anchors = toArray( document.querySelectorAll( selector ? selector : 'a' ) );
|
|||
|
|
|
|||
|
|
anchors.forEach( function( element ) {
|
|||
|
|
if( /^(http|www)/gi.test( element.getAttribute( 'href' ) ) ) {
|
|||
|
|
element.addEventListener( 'click', onPreviewLinkClicked, false );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Unbind preview frame links.
|
|||
|
|
*/
|
|||
|
|
function disablePreviewLinks( selector ) {
|
|||
|
|
|
|||
|
|
var anchors = toArray( document.querySelectorAll( selector ? selector : 'a' ) );
|
|||
|
|
|
|||
|
|
anchors.forEach( function( element ) {
|
|||
|
|
if( /^(http|www)/gi.test( element.getAttribute( 'href' ) ) ) {
|
|||
|
|
element.removeEventListener( 'click', onPreviewLinkClicked, false );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Opens a preview window for the target URL.
|
|||
|
|
*
|
|||
|
|
* @param {string} url - url for preview iframe src
|
|||
|
|
*/
|
|||
|
|
function showPreview( url ) {
|
|||
|
|
|
|||
|
|
closeOverlay();
|
|||
|
|
|
|||
|
|
dom.overlay = document.createElement( 'div' );
|
|||
|
|
dom.overlay.classList.add( 'overlay' );
|
|||
|
|
dom.overlay.classList.add( 'overlay-preview' );
|
|||
|
|
dom.wrapper.appendChild( dom.overlay );
|
|||
|
|
|
|||
|
|
dom.overlay.innerHTML = [
|
|||
|
|
'<header>',
|
|||
|
|
'<a class="close" href="#"><span class="icon"></span></a>',
|
|||
|
|
'<a class="external" href="'+ url +'" target="_blank"><span class="icon"></span></a>',
|
|||
|
|
'</header>',
|
|||
|
|
'<div class="spinner"></div>',
|
|||
|
|
'<div class="viewport">',
|
|||
|
|
'<iframe src="'+ url +'"></iframe>',
|
|||
|
|
'<small class="viewport-inner">',
|
|||
|
|
'<span class="x-frame-error">Unable to load iframe. This is likely due to the site\'s policy (x-frame-options).</span>',
|
|||
|
|
'</small>',
|
|||
|
|
'</div>'
|
|||
|
|
].join('');
|
|||
|
|
|
|||
|
|
dom.overlay.querySelector( 'iframe' ).addEventListener( 'load', function( event ) {
|
|||
|
|
dom.overlay.classList.add( 'loaded' );
|
|||
|
|
}, false );
|
|||
|
|
|
|||
|
|
dom.overlay.querySelector( '.close' ).addEventListener( 'click', function( event ) {
|
|||
|
|
closeOverlay();
|
|||
|
|
event.preventDefault();
|
|||
|
|
}, false );
|
|||
|
|
|
|||
|
|
dom.overlay.querySelector( '.external' ).addEventListener( 'click', function( event ) {
|
|||
|
|
closeOverlay();
|
|||
|
|
}, false );
|
|||
|
|
|
|||
|
|
setTimeout( function() {
|
|||
|
|
dom.overlay.classList.add( 'visible' );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Open or close help overlay window.
|
|||
|
|
*
|
|||
|
|
* @param {Boolean} [override] Flag which overrides the
|
|||
|
|
* toggle logic and forcibly sets the desired state. True means
|
|||
|
|
* help is open, false means it's closed.
|
|||
|
|
*/
|
|||
|
|
function toggleHelp( override ){
|
|||
|
|
|
|||
|
|
if( typeof override === 'boolean' ) {
|
|||
|
|
override ? showHelp() : closeOverlay();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
if( dom.overlay ) {
|
|||
|
|
closeOverlay();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
showHelp();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Opens an overlay window with help material.
|
|||
|
|
*/
|
|||
|
|
function showHelp() {
|
|||
|
|
|
|||
|
|
if( config.help ) {
|
|||
|
|
|
|||
|
|
closeOverlay();
|
|||
|
|
|
|||
|
|
dom.overlay = document.createElement( 'div' );
|
|||
|
|
dom.overlay.classList.add( 'overlay' );
|
|||
|
|
dom.overlay.classList.add( 'overlay-help' );
|
|||
|
|
dom.wrapper.appendChild( dom.overlay );
|
|||
|
|
|
|||
|
|
var html = '<p class="title">Keyboard Shortcuts</p><br/>';
|
|||
|
|
|
|||
|
|
html += '<table><th>KEY</th><th>ACTION</th>';
|
|||
|
|
for( var key in keyboardShortcuts ) {
|
|||
|
|
html += '<tr><td>' + key + '</td><td>' + keyboardShortcuts[ key ] + '</td></tr>';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
html += '</table>';
|
|||
|
|
|
|||
|
|
dom.overlay.innerHTML = [
|
|||
|
|
'<header>',
|
|||
|
|
'<a class="close" href="#"><span class="icon"></span></a>',
|
|||
|
|
'</header>',
|
|||
|
|
'<div class="viewport">',
|
|||
|
|
'<div class="viewport-inner">'+ html +'</div>',
|
|||
|
|
'</div>'
|
|||
|
|
].join('');
|
|||
|
|
|
|||
|
|
dom.overlay.querySelector( '.close' ).addEventListener( 'click', function( event ) {
|
|||
|
|
closeOverlay();
|
|||
|
|
event.preventDefault();
|
|||
|
|
}, false );
|
|||
|
|
|
|||
|
|
setTimeout( function() {
|
|||
|
|
dom.overlay.classList.add( 'visible' );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Closes any currently open overlay.
|
|||
|
|
*/
|
|||
|
|
function closeOverlay() {
|
|||
|
|
|
|||
|
|
if( dom.overlay ) {
|
|||
|
|
dom.overlay.parentNode.removeChild( dom.overlay );
|
|||
|
|
dom.overlay = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies JavaScript-controlled layout rules to the
|
|||
|
|
* presentation.
|
|||
|
|
*/
|
|||
|
|
function layout() {
|
|||
|
|
|
|||
|
|
if( dom.wrapper && !isPrintingPDF() ) {
|
|||
|
|
|
|||
|
|
var size = getComputedSlideSize();
|
|||
|
|
|
|||
|
|
// Layout the contents of the slides
|
|||
|
|
layoutSlideContents( config.width, config.height );
|
|||
|
|
|
|||
|
|
dom.slides.style.width = size.width + 'px';
|
|||
|
|
dom.slides.style.height = size.height + 'px';
|
|||
|
|
|
|||
|
|
// Determine scale of content to fit within available space
|
|||
|
|
scale = Math.min( size.presentationWidth / size.width, size.presentationHeight / size.height );
|
|||
|
|
|
|||
|
|
// Respect max/min scale settings
|
|||
|
|
scale = Math.max( scale, config.minScale );
|
|||
|
|
scale = Math.min( scale, config.maxScale );
|
|||
|
|
|
|||
|
|
// Don't apply any scaling styles if scale is 1
|
|||
|
|
if( scale === 1 ) {
|
|||
|
|
dom.slides.style.zoom = '';
|
|||
|
|
dom.slides.style.left = '';
|
|||
|
|
dom.slides.style.top = '';
|
|||
|
|
dom.slides.style.bottom = '';
|
|||
|
|
dom.slides.style.right = '';
|
|||
|
|
transformSlides( { layout: '' } );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// Prefer zoom for scaling up so that content remains crisp.
|
|||
|
|
// Don't use zoom to scale down since that can lead to shifts
|
|||
|
|
// in text layout/line breaks.
|
|||
|
|
if( scale > 1 && features.zoom ) {
|
|||
|
|
dom.slides.style.zoom = scale;
|
|||
|
|
dom.slides.style.left = '';
|
|||
|
|
dom.slides.style.top = '';
|
|||
|
|
dom.slides.style.bottom = '';
|
|||
|
|
dom.slides.style.right = '';
|
|||
|
|
transformSlides( { layout: '' } );
|
|||
|
|
}
|
|||
|
|
// Apply scale transform as a fallback
|
|||
|
|
else {
|
|||
|
|
dom.slides.style.zoom = '';
|
|||
|
|
dom.slides.style.left = '50%';
|
|||
|
|
dom.slides.style.top = '50%';
|
|||
|
|
dom.slides.style.bottom = 'auto';
|
|||
|
|
dom.slides.style.right = 'auto';
|
|||
|
|
transformSlides( { layout: 'translate(-50%, -50%) scale('+ scale +')' } );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Select all slides, vertical and horizontal
|
|||
|
|
var slides = toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) );
|
|||
|
|
|
|||
|
|
for( var i = 0, len = slides.length; i < len; i++ ) {
|
|||
|
|
var slide = slides[ i ];
|
|||
|
|
|
|||
|
|
// Don't bother updating invisible slides
|
|||
|
|
if( slide.style.display === 'none' ) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.center || slide.classList.contains( 'center' ) ) {
|
|||
|
|
// Vertical stacks are not centred since their section
|
|||
|
|
// children will be
|
|||
|
|
if( slide.classList.contains( 'stack' ) ) {
|
|||
|
|
slide.style.top = 0;
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
slide.style.top = Math.max( ( size.height - slide.scrollHeight ) / 2, 0 ) + 'px';
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
slide.style.top = '';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
updateProgress();
|
|||
|
|
updateParallax();
|
|||
|
|
|
|||
|
|
if( isOverview() ) {
|
|||
|
|
updateOverview();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies layout logic to the contents of all slides in
|
|||
|
|
* the presentation.
|
|||
|
|
*
|
|||
|
|
* @param {string|number} width
|
|||
|
|
* @param {string|number} height
|
|||
|
|
*/
|
|||
|
|
function layoutSlideContents( width, height ) {
|
|||
|
|
|
|||
|
|
// Handle sizing of elements with the 'stretch' class
|
|||
|
|
toArray( dom.slides.querySelectorAll( 'section > .stretch' ) ).forEach( function( element ) {
|
|||
|
|
|
|||
|
|
// Determine how much vertical space we can use
|
|||
|
|
var remainingHeight = getRemainingHeight( element, height );
|
|||
|
|
|
|||
|
|
// Consider the aspect ratio of media elements
|
|||
|
|
if( /(img|video)/gi.test( element.nodeName ) ) {
|
|||
|
|
var nw = element.naturalWidth || element.videoWidth,
|
|||
|
|
nh = element.naturalHeight || element.videoHeight;
|
|||
|
|
|
|||
|
|
var es = Math.min( width / nw, remainingHeight / nh );
|
|||
|
|
|
|||
|
|
element.style.width = ( nw * es ) + 'px';
|
|||
|
|
element.style.height = ( nh * es ) + 'px';
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
element.style.width = width + 'px';
|
|||
|
|
element.style.height = remainingHeight + 'px';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Calculates the computed pixel size of our slides. These
|
|||
|
|
* values are based on the width and height configuration
|
|||
|
|
* options.
|
|||
|
|
*
|
|||
|
|
* @param {number} [presentationWidth=dom.wrapper.offsetWidth]
|
|||
|
|
* @param {number} [presentationHeight=dom.wrapper.offsetHeight]
|
|||
|
|
*/
|
|||
|
|
function getComputedSlideSize( presentationWidth, presentationHeight ) {
|
|||
|
|
|
|||
|
|
var size = {
|
|||
|
|
// Slide size
|
|||
|
|
width: config.width,
|
|||
|
|
height: config.height,
|
|||
|
|
|
|||
|
|
// Presentation size
|
|||
|
|
presentationWidth: presentationWidth || dom.wrapper.offsetWidth,
|
|||
|
|
presentationHeight: presentationHeight || dom.wrapper.offsetHeight
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// Reduce available space by margin
|
|||
|
|
size.presentationWidth -= ( size.presentationWidth * config.margin );
|
|||
|
|
size.presentationHeight -= ( size.presentationHeight * config.margin );
|
|||
|
|
|
|||
|
|
// Slide width may be a percentage of available width
|
|||
|
|
if( typeof size.width === 'string' && /%$/.test( size.width ) ) {
|
|||
|
|
size.width = parseInt( size.width, 10 ) / 100 * size.presentationWidth;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Slide height may be a percentage of available height
|
|||
|
|
if( typeof size.height === 'string' && /%$/.test( size.height ) ) {
|
|||
|
|
size.height = parseInt( size.height, 10 ) / 100 * size.presentationHeight;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return size;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Stores the vertical index of a stack so that the same
|
|||
|
|
* vertical slide can be selected when navigating to and
|
|||
|
|
* from the stack.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} stack The vertical stack element
|
|||
|
|
* @param {string|number} [v=0] Index to memorize
|
|||
|
|
*/
|
|||
|
|
function setPreviousVerticalIndex( stack, v ) {
|
|||
|
|
|
|||
|
|
if( typeof stack === 'object' && typeof stack.setAttribute === 'function' ) {
|
|||
|
|
stack.setAttribute( 'data-previous-indexv', v || 0 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Retrieves the vertical index which was stored using
|
|||
|
|
* #setPreviousVerticalIndex() or 0 if no previous index
|
|||
|
|
* exists.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} stack The vertical stack element
|
|||
|
|
*/
|
|||
|
|
function getPreviousVerticalIndex( stack ) {
|
|||
|
|
|
|||
|
|
if( typeof stack === 'object' && typeof stack.setAttribute === 'function' && stack.classList.contains( 'stack' ) ) {
|
|||
|
|
// Prefer manually defined start-indexv
|
|||
|
|
var attributeName = stack.hasAttribute( 'data-start-indexv' ) ? 'data-start-indexv' : 'data-previous-indexv';
|
|||
|
|
|
|||
|
|
return parseInt( stack.getAttribute( attributeName ) || 0, 10 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return 0;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Displays the overview of slides (quick nav) by scaling
|
|||
|
|
* down and arranging all slide elements.
|
|||
|
|
*/
|
|||
|
|
function activateOverview() {
|
|||
|
|
|
|||
|
|
// Only proceed if enabled in config
|
|||
|
|
if( config.overview && !isOverview() ) {
|
|||
|
|
|
|||
|
|
overview = true;
|
|||
|
|
|
|||
|
|
dom.wrapper.classList.add( 'overview' );
|
|||
|
|
dom.wrapper.classList.remove( 'overview-deactivating' );
|
|||
|
|
|
|||
|
|
if( features.overviewTransitions ) {
|
|||
|
|
setTimeout( function() {
|
|||
|
|
dom.wrapper.classList.add( 'overview-animated' );
|
|||
|
|
}, 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Don't auto-slide while in overview mode
|
|||
|
|
cancelAutoSlide();
|
|||
|
|
|
|||
|
|
// Move the backgrounds element into the slide container to
|
|||
|
|
// that the same scaling is applied
|
|||
|
|
dom.slides.appendChild( dom.background );
|
|||
|
|
|
|||
|
|
// Clicking on an overview slide navigates to it
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) ).forEach( function( slide ) {
|
|||
|
|
if( !slide.classList.contains( 'stack' ) ) {
|
|||
|
|
slide.addEventListener( 'click', onOverviewSlideClicked, true );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Calculate slide sizes
|
|||
|
|
var margin = 70;
|
|||
|
|
var slideSize = getComputedSlideSize();
|
|||
|
|
overviewSlideWidth = slideSize.width + margin;
|
|||
|
|
overviewSlideHeight = slideSize.height + margin;
|
|||
|
|
|
|||
|
|
// Reverse in RTL mode
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
overviewSlideWidth = -overviewSlideWidth;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
updateSlidesVisibility();
|
|||
|
|
layoutOverview();
|
|||
|
|
updateOverview();
|
|||
|
|
|
|||
|
|
layout();
|
|||
|
|
|
|||
|
|
// Notify observers of the overview showing
|
|||
|
|
dispatchEvent( 'overviewshown', {
|
|||
|
|
'indexh': indexh,
|
|||
|
|
'indexv': indexv,
|
|||
|
|
'currentSlide': currentSlide
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Uses CSS transforms to position all slides in a grid for
|
|||
|
|
* display inside of the overview mode.
|
|||
|
|
*/
|
|||
|
|
function layoutOverview() {
|
|||
|
|
|
|||
|
|
// Layout slides
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ).forEach( function( hslide, h ) {
|
|||
|
|
hslide.setAttribute( 'data-index-h', h );
|
|||
|
|
transformElement( hslide, 'translate3d(' + ( h * overviewSlideWidth ) + 'px, 0, 0)' );
|
|||
|
|
|
|||
|
|
if( hslide.classList.contains( 'stack' ) ) {
|
|||
|
|
|
|||
|
|
toArray( hslide.querySelectorAll( 'section' ) ).forEach( function( vslide, v ) {
|
|||
|
|
vslide.setAttribute( 'data-index-h', h );
|
|||
|
|
vslide.setAttribute( 'data-index-v', v );
|
|||
|
|
|
|||
|
|
transformElement( vslide, 'translate3d(0, ' + ( v * overviewSlideHeight ) + 'px, 0)' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Layout slide backgrounds
|
|||
|
|
toArray( dom.background.childNodes ).forEach( function( hbackground, h ) {
|
|||
|
|
transformElement( hbackground, 'translate3d(' + ( h * overviewSlideWidth ) + 'px, 0, 0)' );
|
|||
|
|
|
|||
|
|
toArray( hbackground.querySelectorAll( '.slide-background' ) ).forEach( function( vbackground, v ) {
|
|||
|
|
transformElement( vbackground, 'translate3d(0, ' + ( v * overviewSlideHeight ) + 'px, 0)' );
|
|||
|
|
} );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Moves the overview viewport to the current slides.
|
|||
|
|
* Called each time the current slide changes.
|
|||
|
|
*/
|
|||
|
|
function updateOverview() {
|
|||
|
|
|
|||
|
|
var vmin = Math.min( window.innerWidth, window.innerHeight );
|
|||
|
|
var scale = Math.max( vmin / 5, 150 ) / vmin;
|
|||
|
|
|
|||
|
|
transformSlides( {
|
|||
|
|
overview: [
|
|||
|
|
'scale('+ scale +')',
|
|||
|
|
'translateX('+ ( -indexh * overviewSlideWidth ) +'px)',
|
|||
|
|
'translateY('+ ( -indexv * overviewSlideHeight ) +'px)'
|
|||
|
|
].join( ' ' )
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Exits the slide overview and enters the currently
|
|||
|
|
* active slide.
|
|||
|
|
*/
|
|||
|
|
function deactivateOverview() {
|
|||
|
|
|
|||
|
|
// Only proceed if enabled in config
|
|||
|
|
if( config.overview ) {
|
|||
|
|
|
|||
|
|
overview = false;
|
|||
|
|
|
|||
|
|
dom.wrapper.classList.remove( 'overview' );
|
|||
|
|
dom.wrapper.classList.remove( 'overview-animated' );
|
|||
|
|
|
|||
|
|
// Temporarily add a class so that transitions can do different things
|
|||
|
|
// depending on whether they are exiting/entering overview, or just
|
|||
|
|
// moving from slide to slide
|
|||
|
|
dom.wrapper.classList.add( 'overview-deactivating' );
|
|||
|
|
|
|||
|
|
setTimeout( function () {
|
|||
|
|
dom.wrapper.classList.remove( 'overview-deactivating' );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
// Move the background element back out
|
|||
|
|
dom.wrapper.appendChild( dom.background );
|
|||
|
|
|
|||
|
|
// Clean up changes made to slides
|
|||
|
|
toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR ) ).forEach( function( slide ) {
|
|||
|
|
transformElement( slide, '' );
|
|||
|
|
|
|||
|
|
slide.removeEventListener( 'click', onOverviewSlideClicked, true );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Clean up changes made to backgrounds
|
|||
|
|
toArray( dom.background.querySelectorAll( '.slide-background' ) ).forEach( function( background ) {
|
|||
|
|
transformElement( background, '' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
transformSlides( { overview: '' } );
|
|||
|
|
|
|||
|
|
slide( indexh, indexv );
|
|||
|
|
|
|||
|
|
layout();
|
|||
|
|
|
|||
|
|
cueAutoSlide();
|
|||
|
|
|
|||
|
|
// Notify observers of the overview hiding
|
|||
|
|
dispatchEvent( 'overviewhidden', {
|
|||
|
|
'indexh': indexh,
|
|||
|
|
'indexv': indexv,
|
|||
|
|
'currentSlide': currentSlide
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Toggles the slide overview mode on and off.
|
|||
|
|
*
|
|||
|
|
* @param {Boolean} [override] Flag which overrides the
|
|||
|
|
* toggle logic and forcibly sets the desired state. True means
|
|||
|
|
* overview is open, false means it's closed.
|
|||
|
|
*/
|
|||
|
|
function toggleOverview( override ) {
|
|||
|
|
|
|||
|
|
if( typeof override === 'boolean' ) {
|
|||
|
|
override ? activateOverview() : deactivateOverview();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
isOverview() ? deactivateOverview() : activateOverview();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if the overview is currently active.
|
|||
|
|
*
|
|||
|
|
* @return {Boolean} true if the overview is active,
|
|||
|
|
* false otherwise
|
|||
|
|
*/
|
|||
|
|
function isOverview() {
|
|||
|
|
|
|||
|
|
return overview;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if the current or specified slide is vertical
|
|||
|
|
* (nested within another slide).
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} [slide=currentSlide] The slide to check
|
|||
|
|
* orientation of
|
|||
|
|
* @return {Boolean}
|
|||
|
|
*/
|
|||
|
|
function isVerticalSlide( slide ) {
|
|||
|
|
|
|||
|
|
// Prefer slide argument, otherwise use current slide
|
|||
|
|
slide = slide ? slide : currentSlide;
|
|||
|
|
|
|||
|
|
return slide && slide.parentNode && !!slide.parentNode.nodeName.match( /section/i );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handling the fullscreen functionality via the fullscreen API
|
|||
|
|
*
|
|||
|
|
* @see http://fullscreen.spec.whatwg.org/
|
|||
|
|
* @see https://developer.mozilla.org/en-US/docs/DOM/Using_fullscreen_mode
|
|||
|
|
*/
|
|||
|
|
function enterFullscreen() {
|
|||
|
|
|
|||
|
|
var element = document.documentElement;
|
|||
|
|
|
|||
|
|
// Check which implementation is available
|
|||
|
|
var requestMethod = element.requestFullscreen ||
|
|||
|
|
element.webkitRequestFullscreen ||
|
|||
|
|
element.webkitRequestFullScreen ||
|
|||
|
|
element.mozRequestFullScreen ||
|
|||
|
|
element.msRequestFullscreen;
|
|||
|
|
|
|||
|
|
if( requestMethod ) {
|
|||
|
|
requestMethod.apply( element );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Enters the paused mode which fades everything on screen to
|
|||
|
|
* black.
|
|||
|
|
*/
|
|||
|
|
function pause() {
|
|||
|
|
|
|||
|
|
if( config.pause ) {
|
|||
|
|
var wasPaused = dom.wrapper.classList.contains( 'paused' );
|
|||
|
|
|
|||
|
|
cancelAutoSlide();
|
|||
|
|
dom.wrapper.classList.add( 'paused' );
|
|||
|
|
|
|||
|
|
if( wasPaused === false ) {
|
|||
|
|
dispatchEvent( 'paused' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Exits from the paused mode.
|
|||
|
|
*/
|
|||
|
|
function resume() {
|
|||
|
|
|
|||
|
|
var wasPaused = dom.wrapper.classList.contains( 'paused' );
|
|||
|
|
dom.wrapper.classList.remove( 'paused' );
|
|||
|
|
|
|||
|
|
cueAutoSlide();
|
|||
|
|
|
|||
|
|
if( wasPaused ) {
|
|||
|
|
dispatchEvent( 'resumed' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Toggles the paused mode on and off.
|
|||
|
|
*/
|
|||
|
|
function togglePause( override ) {
|
|||
|
|
|
|||
|
|
if( typeof override === 'boolean' ) {
|
|||
|
|
override ? pause() : resume();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
isPaused() ? resume() : pause();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if we are currently in the paused mode.
|
|||
|
|
*
|
|||
|
|
* @return {Boolean}
|
|||
|
|
*/
|
|||
|
|
function isPaused() {
|
|||
|
|
|
|||
|
|
return dom.wrapper.classList.contains( 'paused' );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Toggles the auto slide mode on and off.
|
|||
|
|
*
|
|||
|
|
* @param {Boolean} [override] Flag which sets the desired state.
|
|||
|
|
* True means autoplay starts, false means it stops.
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
function toggleAutoSlide( override ) {
|
|||
|
|
|
|||
|
|
if( typeof override === 'boolean' ) {
|
|||
|
|
override ? resumeAutoSlide() : pauseAutoSlide();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
else {
|
|||
|
|
autoSlidePaused ? resumeAutoSlide() : pauseAutoSlide();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if the auto slide mode is currently on.
|
|||
|
|
*
|
|||
|
|
* @return {Boolean}
|
|||
|
|
*/
|
|||
|
|
function isAutoSliding() {
|
|||
|
|
|
|||
|
|
return !!( autoSlide && !autoSlidePaused );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Steps from the current point in the presentation to the
|
|||
|
|
* slide which matches the specified horizontal and vertical
|
|||
|
|
* indices.
|
|||
|
|
*
|
|||
|
|
* @param {number} [h=indexh] Horizontal index of the target slide
|
|||
|
|
* @param {number} [v=indexv] Vertical index of the target slide
|
|||
|
|
* @param {number} [f] Index of a fragment within the
|
|||
|
|
* target slide to activate
|
|||
|
|
* @param {number} [o] Origin for use in multimaster environments
|
|||
|
|
*/
|
|||
|
|
function slide( h, v, f, o ) {
|
|||
|
|
|
|||
|
|
// Remember where we were at before
|
|||
|
|
previousSlide = currentSlide;
|
|||
|
|
|
|||
|
|
// Query all horizontal slides in the deck
|
|||
|
|
var horizontalSlides = dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR );
|
|||
|
|
|
|||
|
|
// Abort if there are no slides
|
|||
|
|
if( horizontalSlides.length === 0 ) return;
|
|||
|
|
|
|||
|
|
// If no vertical index is specified and the upcoming slide is a
|
|||
|
|
// stack, resume at its previous vertical index
|
|||
|
|
if( v === undefined && !isOverview() ) {
|
|||
|
|
v = getPreviousVerticalIndex( horizontalSlides[ h ] );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If we were on a vertical stack, remember what vertical index
|
|||
|
|
// it was on so we can resume at the same position when returning
|
|||
|
|
if( previousSlide && previousSlide.parentNode && previousSlide.parentNode.classList.contains( 'stack' ) ) {
|
|||
|
|
setPreviousVerticalIndex( previousSlide.parentNode, indexv );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Remember the state before this slide
|
|||
|
|
var stateBefore = state.concat();
|
|||
|
|
|
|||
|
|
// Reset the state array
|
|||
|
|
state.length = 0;
|
|||
|
|
|
|||
|
|
var indexhBefore = indexh || 0,
|
|||
|
|
indexvBefore = indexv || 0;
|
|||
|
|
|
|||
|
|
// Activate and transition to the new slide
|
|||
|
|
indexh = updateSlides( HORIZONTAL_SLIDES_SELECTOR, h === undefined ? indexh : h );
|
|||
|
|
indexv = updateSlides( VERTICAL_SLIDES_SELECTOR, v === undefined ? indexv : v );
|
|||
|
|
|
|||
|
|
// Update the visibility of slides now that the indices have changed
|
|||
|
|
updateSlidesVisibility();
|
|||
|
|
|
|||
|
|
layout();
|
|||
|
|
|
|||
|
|
// Apply the new state
|
|||
|
|
stateLoop: for( var i = 0, len = state.length; i < len; i++ ) {
|
|||
|
|
// Check if this state existed on the previous slide. If it
|
|||
|
|
// did, we will avoid adding it repeatedly
|
|||
|
|
for( var j = 0; j < stateBefore.length; j++ ) {
|
|||
|
|
if( stateBefore[j] === state[i] ) {
|
|||
|
|
stateBefore.splice( j, 1 );
|
|||
|
|
continue stateLoop;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
document.documentElement.classList.add( state[i] );
|
|||
|
|
|
|||
|
|
// Dispatch custom event matching the state's name
|
|||
|
|
dispatchEvent( state[i] );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Clean up the remains of the previous state
|
|||
|
|
while( stateBefore.length ) {
|
|||
|
|
document.documentElement.classList.remove( stateBefore.pop() );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Update the overview if it's currently active
|
|||
|
|
if( isOverview() ) {
|
|||
|
|
updateOverview();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Find the current horizontal slide and any possible vertical slides
|
|||
|
|
// within it
|
|||
|
|
var currentHorizontalSlide = horizontalSlides[ indexh ],
|
|||
|
|
currentVerticalSlides = currentHorizontalSlide.querySelectorAll( 'section' );
|
|||
|
|
|
|||
|
|
// Store references to the previous and current slides
|
|||
|
|
currentSlide = currentVerticalSlides[ indexv ] || currentHorizontalSlide;
|
|||
|
|
|
|||
|
|
// Show fragment, if specified
|
|||
|
|
if( typeof f !== 'undefined' ) {
|
|||
|
|
navigateFragment( f );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Dispatch an event if the slide changed
|
|||
|
|
var slideChanged = ( indexh !== indexhBefore || indexv !== indexvBefore );
|
|||
|
|
if( slideChanged ) {
|
|||
|
|
dispatchEvent( 'slidechanged', {
|
|||
|
|
'indexh': indexh,
|
|||
|
|
'indexv': indexv,
|
|||
|
|
'previousSlide': previousSlide,
|
|||
|
|
'currentSlide': currentSlide,
|
|||
|
|
'origin': o
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// Ensure that the previous slide is never the same as the current
|
|||
|
|
previousSlide = null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Solves an edge case where the previous slide maintains the
|
|||
|
|
// 'present' class when navigating between adjacent vertical
|
|||
|
|
// stacks
|
|||
|
|
if( previousSlide ) {
|
|||
|
|
previousSlide.classList.remove( 'present' );
|
|||
|
|
previousSlide.setAttribute( 'aria-hidden', 'true' );
|
|||
|
|
|
|||
|
|
// Reset all slides upon navigate to home
|
|||
|
|
// Issue: #285
|
|||
|
|
if ( dom.wrapper.querySelector( HOME_SLIDE_SELECTOR ).classList.contains( 'present' ) ) {
|
|||
|
|
// Launch async task
|
|||
|
|
setTimeout( function () {
|
|||
|
|
var slides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.stack') ), i;
|
|||
|
|
for( i in slides ) {
|
|||
|
|
if( slides[i] ) {
|
|||
|
|
// Reset stack
|
|||
|
|
setPreviousVerticalIndex( slides[i], 0 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}, 0 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Handle embedded content
|
|||
|
|
if( slideChanged || !previousSlide ) {
|
|||
|
|
stopEmbeddedContent( previousSlide );
|
|||
|
|
startEmbeddedContent( currentSlide );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Announce the current slide contents, for screen readers
|
|||
|
|
dom.statusDiv.textContent = getStatusText( currentSlide );
|
|||
|
|
|
|||
|
|
updateControls();
|
|||
|
|
updateProgress();
|
|||
|
|
updateBackground();
|
|||
|
|
updateParallax();
|
|||
|
|
updateSlideNumber();
|
|||
|
|
updateNotes();
|
|||
|
|
|
|||
|
|
// Update the URL hash
|
|||
|
|
writeURL();
|
|||
|
|
|
|||
|
|
cueAutoSlide();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Syncs the presentation with the current DOM. Useful
|
|||
|
|
* when new slides or control elements are added or when
|
|||
|
|
* the configuration has changed.
|
|||
|
|
*/
|
|||
|
|
function sync() {
|
|||
|
|
|
|||
|
|
// Subscribe to input
|
|||
|
|
removeEventListeners();
|
|||
|
|
addEventListeners();
|
|||
|
|
|
|||
|
|
// Force a layout to make sure the current config is accounted for
|
|||
|
|
layout();
|
|||
|
|
|
|||
|
|
// Reflect the current autoSlide value
|
|||
|
|
autoSlide = config.autoSlide;
|
|||
|
|
|
|||
|
|
// Start auto-sliding if it's enabled
|
|||
|
|
cueAutoSlide();
|
|||
|
|
|
|||
|
|
// Re-create the slide backgrounds
|
|||
|
|
createBackgrounds();
|
|||
|
|
|
|||
|
|
// Write the current hash to the URL
|
|||
|
|
writeURL();
|
|||
|
|
|
|||
|
|
sortAllFragments();
|
|||
|
|
|
|||
|
|
updateControls();
|
|||
|
|
updateProgress();
|
|||
|
|
updateSlideNumber();
|
|||
|
|
updateSlidesVisibility();
|
|||
|
|
updateBackground( true );
|
|||
|
|
updateNotesVisibility();
|
|||
|
|
updateNotes();
|
|||
|
|
|
|||
|
|
formatEmbeddedContent();
|
|||
|
|
|
|||
|
|
// Start or stop embedded content depending on global config
|
|||
|
|
if( config.autoPlayMedia === false ) {
|
|||
|
|
stopEmbeddedContent( currentSlide, { unloadIframes: false } );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
startEmbeddedContent( currentSlide );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( isOverview() ) {
|
|||
|
|
layoutOverview();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Resets all vertical slides so that only the first
|
|||
|
|
* is visible.
|
|||
|
|
*/
|
|||
|
|
function resetVerticalSlides() {
|
|||
|
|
|
|||
|
|
var horizontalSlides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
|
|||
|
|
horizontalSlides.forEach( function( horizontalSlide ) {
|
|||
|
|
|
|||
|
|
var verticalSlides = toArray( horizontalSlide.querySelectorAll( 'section' ) );
|
|||
|
|
verticalSlides.forEach( function( verticalSlide, y ) {
|
|||
|
|
|
|||
|
|
if( y > 0 ) {
|
|||
|
|
verticalSlide.classList.remove( 'present' );
|
|||
|
|
verticalSlide.classList.remove( 'past' );
|
|||
|
|
verticalSlide.classList.add( 'future' );
|
|||
|
|
verticalSlide.setAttribute( 'aria-hidden', 'true' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Sorts and formats all of fragments in the
|
|||
|
|
* presentation.
|
|||
|
|
*/
|
|||
|
|
function sortAllFragments() {
|
|||
|
|
|
|||
|
|
var horizontalSlides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
|
|||
|
|
horizontalSlides.forEach( function( horizontalSlide ) {
|
|||
|
|
|
|||
|
|
var verticalSlides = toArray( horizontalSlide.querySelectorAll( 'section' ) );
|
|||
|
|
verticalSlides.forEach( function( verticalSlide, y ) {
|
|||
|
|
|
|||
|
|
sortFragments( verticalSlide.querySelectorAll( '.fragment' ) );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
if( verticalSlides.length === 0 ) sortFragments( horizontalSlide.querySelectorAll( '.fragment' ) );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Randomly shuffles all slides in the deck.
|
|||
|
|
*/
|
|||
|
|
function shuffle() {
|
|||
|
|
|
|||
|
|
var slides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
|
|||
|
|
|
|||
|
|
slides.forEach( function( slide ) {
|
|||
|
|
|
|||
|
|
// Insert this slide next to another random slide. This may
|
|||
|
|
// cause the slide to insert before itself but that's fine.
|
|||
|
|
dom.slides.insertBefore( slide, slides[ Math.floor( Math.random() * slides.length ) ] );
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates one dimension of slides by showing the slide
|
|||
|
|
* with the specified index.
|
|||
|
|
*
|
|||
|
|
* @param {string} selector A CSS selector that will fetch
|
|||
|
|
* the group of slides we are working with
|
|||
|
|
* @param {number} index The index of the slide that should be
|
|||
|
|
* shown
|
|||
|
|
*
|
|||
|
|
* @return {number} The index of the slide that is now shown,
|
|||
|
|
* might differ from the passed in index if it was out of
|
|||
|
|
* bounds.
|
|||
|
|
*/
|
|||
|
|
function updateSlides( selector, index ) {
|
|||
|
|
|
|||
|
|
// Select all slides and convert the NodeList result to
|
|||
|
|
// an array
|
|||
|
|
var slides = toArray( dom.wrapper.querySelectorAll( selector ) ),
|
|||
|
|
slidesLength = slides.length;
|
|||
|
|
|
|||
|
|
var printMode = isPrintingPDF();
|
|||
|
|
|
|||
|
|
if( slidesLength ) {
|
|||
|
|
|
|||
|
|
// Should the index loop?
|
|||
|
|
if( config.loop ) {
|
|||
|
|
index %= slidesLength;
|
|||
|
|
|
|||
|
|
if( index < 0 ) {
|
|||
|
|
index = slidesLength + index;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Enforce max and minimum index bounds
|
|||
|
|
index = Math.max( Math.min( index, slidesLength - 1 ), 0 );
|
|||
|
|
|
|||
|
|
for( var i = 0; i < slidesLength; i++ ) {
|
|||
|
|
var element = slides[i];
|
|||
|
|
|
|||
|
|
var reverse = config.rtl && !isVerticalSlide( element );
|
|||
|
|
|
|||
|
|
element.classList.remove( 'past' );
|
|||
|
|
element.classList.remove( 'present' );
|
|||
|
|
element.classList.remove( 'future' );
|
|||
|
|
|
|||
|
|
// http://www.w3.org/html/wg/drafts/html/master/editing.html#the-hidden-attribute
|
|||
|
|
element.setAttribute( 'hidden', '' );
|
|||
|
|
element.setAttribute( 'aria-hidden', 'true' );
|
|||
|
|
|
|||
|
|
// If this element contains vertical slides
|
|||
|
|
if( element.querySelector( 'section' ) ) {
|
|||
|
|
element.classList.add( 'stack' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If we're printing static slides, all slides are "present"
|
|||
|
|
if( printMode ) {
|
|||
|
|
element.classList.add( 'present' );
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( i < index ) {
|
|||
|
|
// Any element previous to index is given the 'past' class
|
|||
|
|
element.classList.add( reverse ? 'future' : 'past' );
|
|||
|
|
|
|||
|
|
if( config.fragments ) {
|
|||
|
|
var pastFragments = toArray( element.querySelectorAll( '.fragment' ) );
|
|||
|
|
|
|||
|
|
// Show all fragments on prior slides
|
|||
|
|
while( pastFragments.length ) {
|
|||
|
|
var pastFragment = pastFragments.pop();
|
|||
|
|
pastFragment.classList.add( 'visible' );
|
|||
|
|
pastFragment.classList.remove( 'current-fragment' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else if( i > index ) {
|
|||
|
|
// Any element subsequent to index is given the 'future' class
|
|||
|
|
element.classList.add( reverse ? 'past' : 'future' );
|
|||
|
|
|
|||
|
|
if( config.fragments ) {
|
|||
|
|
var futureFragments = toArray( element.querySelectorAll( '.fragment.visible' ) );
|
|||
|
|
|
|||
|
|
// No fragments in future slides should be visible ahead of time
|
|||
|
|
while( futureFragments.length ) {
|
|||
|
|
var futureFragment = futureFragments.pop();
|
|||
|
|
futureFragment.classList.remove( 'visible' );
|
|||
|
|
futureFragment.classList.remove( 'current-fragment' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Mark the current slide as present
|
|||
|
|
slides[index].classList.add( 'present' );
|
|||
|
|
slides[index].removeAttribute( 'hidden' );
|
|||
|
|
slides[index].removeAttribute( 'aria-hidden' );
|
|||
|
|
|
|||
|
|
// If this slide has a state associated with it, add it
|
|||
|
|
// onto the current state of the deck
|
|||
|
|
var slideState = slides[index].getAttribute( 'data-state' );
|
|||
|
|
if( slideState ) {
|
|||
|
|
state = state.concat( slideState.split( ' ' ) );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// Since there are no slides we can't be anywhere beyond the
|
|||
|
|
// zeroth index
|
|||
|
|
index = 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return index;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Optimization method; hide all slides that are far away
|
|||
|
|
* from the present slide.
|
|||
|
|
*/
|
|||
|
|
function updateSlidesVisibility() {
|
|||
|
|
|
|||
|
|
// Select all slides and convert the NodeList result to
|
|||
|
|
// an array
|
|||
|
|
var horizontalSlides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ),
|
|||
|
|
horizontalSlidesLength = horizontalSlides.length,
|
|||
|
|
distanceX,
|
|||
|
|
distanceY;
|
|||
|
|
|
|||
|
|
if( horizontalSlidesLength && typeof indexh !== 'undefined' ) {
|
|||
|
|
|
|||
|
|
// The number of steps away from the present slide that will
|
|||
|
|
// be visible
|
|||
|
|
var viewDistance = isOverview() ? 10 : config.viewDistance;
|
|||
|
|
|
|||
|
|
// Limit view distance on weaker devices
|
|||
|
|
if( isMobileDevice ) {
|
|||
|
|
viewDistance = isOverview() ? 6 : 2;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// All slides need to be visible when exporting to PDF
|
|||
|
|
if( isPrintingPDF() ) {
|
|||
|
|
viewDistance = Number.MAX_VALUE;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
for( var x = 0; x < horizontalSlidesLength; x++ ) {
|
|||
|
|
var horizontalSlide = horizontalSlides[x];
|
|||
|
|
|
|||
|
|
var verticalSlides = toArray( horizontalSlide.querySelectorAll( 'section' ) ),
|
|||
|
|
verticalSlidesLength = verticalSlides.length;
|
|||
|
|
|
|||
|
|
// Determine how far away this slide is from the present
|
|||
|
|
distanceX = Math.abs( ( indexh || 0 ) - x ) || 0;
|
|||
|
|
|
|||
|
|
// If the presentation is looped, distance should measure
|
|||
|
|
// 1 between the first and last slides
|
|||
|
|
if( config.loop ) {
|
|||
|
|
distanceX = Math.abs( ( ( indexh || 0 ) - x ) % ( horizontalSlidesLength - viewDistance ) ) || 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Show the horizontal slide if it's within the view distance
|
|||
|
|
if( distanceX < viewDistance ) {
|
|||
|
|
loadSlide( horizontalSlide );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
unloadSlide( horizontalSlide );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( verticalSlidesLength ) {
|
|||
|
|
|
|||
|
|
var oy = getPreviousVerticalIndex( horizontalSlide );
|
|||
|
|
|
|||
|
|
for( var y = 0; y < verticalSlidesLength; y++ ) {
|
|||
|
|
var verticalSlide = verticalSlides[y];
|
|||
|
|
|
|||
|
|
distanceY = x === ( indexh || 0 ) ? Math.abs( ( indexv || 0 ) - y ) : Math.abs( y - oy );
|
|||
|
|
|
|||
|
|
if( distanceX + distanceY < viewDistance ) {
|
|||
|
|
loadSlide( verticalSlide );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
unloadSlide( verticalSlide );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Flag if there are ANY vertical slides, anywhere in the deck
|
|||
|
|
if( dom.wrapper.querySelectorAll( '.slides>section>section' ).length ) {
|
|||
|
|
dom.wrapper.classList.add( 'has-vertical-slides' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'has-vertical-slides' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Flag if there are ANY horizontal slides, anywhere in the deck
|
|||
|
|
if( dom.wrapper.querySelectorAll( '.slides>section' ).length > 1 ) {
|
|||
|
|
dom.wrapper.classList.add( 'has-horizontal-slides' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'has-horizontal-slides' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Pick up notes from the current slide and display them
|
|||
|
|
* to the viewer.
|
|||
|
|
*
|
|||
|
|
* @see {@link config.showNotes}
|
|||
|
|
*/
|
|||
|
|
function updateNotes() {
|
|||
|
|
|
|||
|
|
if( config.showNotes && dom.speakerNotes && currentSlide && !isPrintingPDF() ) {
|
|||
|
|
|
|||
|
|
dom.speakerNotes.innerHTML = getSlideNotes() || '<span class="notes-placeholder">No notes on this slide.</span>';
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the visibility of the speaker notes sidebar that
|
|||
|
|
* is used to share annotated slides. The notes sidebar is
|
|||
|
|
* only visible if showNotes is true and there are notes on
|
|||
|
|
* one or more slides in the deck.
|
|||
|
|
*/
|
|||
|
|
function updateNotesVisibility() {
|
|||
|
|
|
|||
|
|
if( config.showNotes && hasNotes() ) {
|
|||
|
|
dom.wrapper.classList.add( 'show-notes' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( 'show-notes' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if there are speaker notes for ANY slide in the
|
|||
|
|
* presentation.
|
|||
|
|
*/
|
|||
|
|
function hasNotes() {
|
|||
|
|
|
|||
|
|
return dom.slides.querySelectorAll( '[data-notes], aside.notes' ).length > 0;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the progress bar to reflect the current slide.
|
|||
|
|
*/
|
|||
|
|
function updateProgress() {
|
|||
|
|
|
|||
|
|
// Update progress if enabled
|
|||
|
|
if( config.progress && dom.progressbar ) {
|
|||
|
|
|
|||
|
|
dom.progressbar.style.width = getProgress() * dom.wrapper.offsetWidth + 'px';
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the slide number div to reflect the current slide.
|
|||
|
|
*
|
|||
|
|
* The following slide number formats are available:
|
|||
|
|
* "h.v": horizontal . vertical slide number (default)
|
|||
|
|
* "h/v": horizontal / vertical slide number
|
|||
|
|
* "c": flattened slide number
|
|||
|
|
* "c/t": flattened slide number / total slides
|
|||
|
|
*/
|
|||
|
|
function updateSlideNumber() {
|
|||
|
|
|
|||
|
|
// Update slide number if enabled
|
|||
|
|
if( config.slideNumber && dom.slideNumber ) {
|
|||
|
|
|
|||
|
|
var value = [];
|
|||
|
|
var format = 'h.v';
|
|||
|
|
|
|||
|
|
// Check if a custom number format is available
|
|||
|
|
if( typeof config.slideNumber === 'string' ) {
|
|||
|
|
format = config.slideNumber;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
switch( format ) {
|
|||
|
|
case 'c':
|
|||
|
|
value.push( getSlidePastCount() + 1 );
|
|||
|
|
break;
|
|||
|
|
case 'c/t':
|
|||
|
|
value.push( getSlidePastCount() + 1, '/', getTotalSlides() );
|
|||
|
|
break;
|
|||
|
|
case 'h/v':
|
|||
|
|
value.push( indexh + 1 );
|
|||
|
|
if( isVerticalSlide() ) value.push( '/', indexv + 1 );
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
value.push( indexh + 1 );
|
|||
|
|
if( isVerticalSlide() ) value.push( '.', indexv + 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
dom.slideNumber.innerHTML = formatSlideNumber( value[0], value[1], value[2] );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Applies HTML formatting to a slide number before it's
|
|||
|
|
* written to the DOM.
|
|||
|
|
*
|
|||
|
|
* @param {number} a Current slide
|
|||
|
|
* @param {string} delimiter Character to separate slide numbers
|
|||
|
|
* @param {(number|*)} b Total slides
|
|||
|
|
* @return {string} HTML string fragment
|
|||
|
|
*/
|
|||
|
|
function formatSlideNumber( a, delimiter, b ) {
|
|||
|
|
|
|||
|
|
if( typeof b === 'number' && !isNaN( b ) ) {
|
|||
|
|
return '<span class="slide-number-a">'+ a +'</span>' +
|
|||
|
|
'<span class="slide-number-delimiter">'+ delimiter +'</span>' +
|
|||
|
|
'<span class="slide-number-b">'+ b +'</span>';
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
return '<span class="slide-number-a">'+ a +'</span>';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the state of all control/navigation arrows.
|
|||
|
|
*/
|
|||
|
|
function updateControls() {
|
|||
|
|
|
|||
|
|
var routes = availableRoutes();
|
|||
|
|
var fragments = availableFragments();
|
|||
|
|
|
|||
|
|
// Remove the 'enabled' class from all directions
|
|||
|
|
dom.controlsLeft.concat( dom.controlsRight )
|
|||
|
|
.concat( dom.controlsUp )
|
|||
|
|
.concat( dom.controlsDown )
|
|||
|
|
.concat( dom.controlsPrev )
|
|||
|
|
.concat( dom.controlsNext ).forEach( function( node ) {
|
|||
|
|
node.classList.remove( 'enabled' );
|
|||
|
|
node.classList.remove( 'fragmented' );
|
|||
|
|
|
|||
|
|
// Set 'disabled' attribute on all directions
|
|||
|
|
node.setAttribute( 'disabled', 'disabled' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Add the 'enabled' class to the available routes; remove 'disabled' attribute to enable buttons
|
|||
|
|
if( routes.left ) dom.controlsLeft.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( routes.right ) dom.controlsRight.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( routes.up ) dom.controlsUp.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( routes.down ) dom.controlsDown.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
|
|||
|
|
// Prev/next buttons
|
|||
|
|
if( routes.left || routes.up ) dom.controlsPrev.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( routes.right || routes.down ) dom.controlsNext.forEach( function( el ) { el.classList.add( 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
|
|||
|
|
// Highlight fragment directions
|
|||
|
|
if( currentSlide ) {
|
|||
|
|
|
|||
|
|
// Always apply fragment decorator to prev/next buttons
|
|||
|
|
if( fragments.prev ) dom.controlsPrev.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( fragments.next ) dom.controlsNext.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
|
|||
|
|
// Apply fragment decorators to directional buttons based on
|
|||
|
|
// what slide axis they are in
|
|||
|
|
if( isVerticalSlide( currentSlide ) ) {
|
|||
|
|
if( fragments.prev ) dom.controlsUp.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( fragments.next ) dom.controlsDown.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
if( fragments.prev ) dom.controlsLeft.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
if( fragments.next ) dom.controlsRight.forEach( function( el ) { el.classList.add( 'fragmented', 'enabled' ); el.removeAttribute( 'disabled' ); } );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( config.controlsTutorial ) {
|
|||
|
|
|
|||
|
|
// Highlight control arrows with an animation to ensure
|
|||
|
|
// that the viewer knows how to navigate
|
|||
|
|
if( !hasNavigatedDown && routes.down ) {
|
|||
|
|
dom.controlsDownArrow.classList.add( 'highlight' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.controlsDownArrow.classList.remove( 'highlight' );
|
|||
|
|
|
|||
|
|
if( !hasNavigatedRight && routes.right && indexv === 0 ) {
|
|||
|
|
dom.controlsRightArrow.classList.add( 'highlight' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.controlsRightArrow.classList.remove( 'highlight' );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the background elements to reflect the current
|
|||
|
|
* slide.
|
|||
|
|
*
|
|||
|
|
* @param {boolean} includeAll If true, the backgrounds of
|
|||
|
|
* all vertical slides (not just the present) will be updated.
|
|||
|
|
*/
|
|||
|
|
function updateBackground( includeAll ) {
|
|||
|
|
|
|||
|
|
var currentBackground = null;
|
|||
|
|
|
|||
|
|
// Reverse past/future classes when in RTL mode
|
|||
|
|
var horizontalPast = config.rtl ? 'future' : 'past',
|
|||
|
|
horizontalFuture = config.rtl ? 'past' : 'future';
|
|||
|
|
|
|||
|
|
// Update the classes of all backgrounds to match the
|
|||
|
|
// states of their slides (past/present/future)
|
|||
|
|
toArray( dom.background.childNodes ).forEach( function( backgroundh, h ) {
|
|||
|
|
|
|||
|
|
backgroundh.classList.remove( 'past' );
|
|||
|
|
backgroundh.classList.remove( 'present' );
|
|||
|
|
backgroundh.classList.remove( 'future' );
|
|||
|
|
|
|||
|
|
if( h < indexh ) {
|
|||
|
|
backgroundh.classList.add( horizontalPast );
|
|||
|
|
}
|
|||
|
|
else if ( h > indexh ) {
|
|||
|
|
backgroundh.classList.add( horizontalFuture );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
backgroundh.classList.add( 'present' );
|
|||
|
|
|
|||
|
|
// Store a reference to the current background element
|
|||
|
|
currentBackground = backgroundh;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( includeAll || h === indexh ) {
|
|||
|
|
toArray( backgroundh.querySelectorAll( '.slide-background' ) ).forEach( function( backgroundv, v ) {
|
|||
|
|
|
|||
|
|
backgroundv.classList.remove( 'past' );
|
|||
|
|
backgroundv.classList.remove( 'present' );
|
|||
|
|
backgroundv.classList.remove( 'future' );
|
|||
|
|
|
|||
|
|
if( v < indexv ) {
|
|||
|
|
backgroundv.classList.add( 'past' );
|
|||
|
|
}
|
|||
|
|
else if ( v > indexv ) {
|
|||
|
|
backgroundv.classList.add( 'future' );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
backgroundv.classList.add( 'present' );
|
|||
|
|
|
|||
|
|
// Only if this is the present horizontal and vertical slide
|
|||
|
|
if( h === indexh ) currentBackground = backgroundv;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Stop content inside of previous backgrounds
|
|||
|
|
if( previousBackground ) {
|
|||
|
|
|
|||
|
|
stopEmbeddedContent( previousBackground );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Start content in the current background
|
|||
|
|
if( currentBackground ) {
|
|||
|
|
|
|||
|
|
startEmbeddedContent( currentBackground );
|
|||
|
|
|
|||
|
|
var backgroundImageURL = currentBackground.style.backgroundImage || '';
|
|||
|
|
|
|||
|
|
// Restart GIFs (doesn't work in Firefox)
|
|||
|
|
if( /\.gif/i.test( backgroundImageURL ) ) {
|
|||
|
|
currentBackground.style.backgroundImage = '';
|
|||
|
|
window.getComputedStyle( currentBackground ).opacity;
|
|||
|
|
currentBackground.style.backgroundImage = backgroundImageURL;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Don't transition between identical backgrounds. This
|
|||
|
|
// prevents unwanted flicker.
|
|||
|
|
var previousBackgroundHash = previousBackground ? previousBackground.getAttribute( 'data-background-hash' ) : null;
|
|||
|
|
var currentBackgroundHash = currentBackground.getAttribute( 'data-background-hash' );
|
|||
|
|
if( currentBackgroundHash && currentBackgroundHash === previousBackgroundHash && currentBackground !== previousBackground ) {
|
|||
|
|
dom.background.classList.add( 'no-transition' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
previousBackground = currentBackground;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If there's a background brightness flag for this slide,
|
|||
|
|
// bubble it to the .reveal container
|
|||
|
|
if( currentSlide ) {
|
|||
|
|
[ 'has-light-background', 'has-dark-background' ].forEach( function( classToBubble ) {
|
|||
|
|
if( currentSlide.classList.contains( classToBubble ) ) {
|
|||
|
|
dom.wrapper.classList.add( classToBubble );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
dom.wrapper.classList.remove( classToBubble );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Allow the first background to apply without transition
|
|||
|
|
setTimeout( function() {
|
|||
|
|
dom.background.classList.remove( 'no-transition' );
|
|||
|
|
}, 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the position of the parallax background based
|
|||
|
|
* on the current slide index.
|
|||
|
|
*/
|
|||
|
|
function updateParallax() {
|
|||
|
|
|
|||
|
|
if( config.parallaxBackgroundImage ) {
|
|||
|
|
|
|||
|
|
var horizontalSlides = dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ),
|
|||
|
|
verticalSlides = dom.wrapper.querySelectorAll( VERTICAL_SLIDES_SELECTOR );
|
|||
|
|
|
|||
|
|
var backgroundSize = dom.background.style.backgroundSize.split( ' ' ),
|
|||
|
|
backgroundWidth, backgroundHeight;
|
|||
|
|
|
|||
|
|
if( backgroundSize.length === 1 ) {
|
|||
|
|
backgroundWidth = backgroundHeight = parseInt( backgroundSize[0], 10 );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
backgroundWidth = parseInt( backgroundSize[0], 10 );
|
|||
|
|
backgroundHeight = parseInt( backgroundSize[1], 10 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var slideWidth = dom.background.offsetWidth,
|
|||
|
|
horizontalSlideCount = horizontalSlides.length,
|
|||
|
|
horizontalOffsetMultiplier,
|
|||
|
|
horizontalOffset;
|
|||
|
|
|
|||
|
|
if( typeof config.parallaxBackgroundHorizontal === 'number' ) {
|
|||
|
|
horizontalOffsetMultiplier = config.parallaxBackgroundHorizontal;
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
horizontalOffsetMultiplier = horizontalSlideCount > 1 ? ( backgroundWidth - slideWidth ) / ( horizontalSlideCount-1 ) : 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
horizontalOffset = horizontalOffsetMultiplier * indexh * -1;
|
|||
|
|
|
|||
|
|
var slideHeight = dom.background.offsetHeight,
|
|||
|
|
verticalSlideCount = verticalSlides.length,
|
|||
|
|
verticalOffsetMultiplier,
|
|||
|
|
verticalOffset;
|
|||
|
|
|
|||
|
|
if( typeof config.parallaxBackgroundVertical === 'number' ) {
|
|||
|
|
verticalOffsetMultiplier = config.parallaxBackgroundVertical;
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
verticalOffsetMultiplier = ( backgroundHeight - slideHeight ) / ( verticalSlideCount-1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
verticalOffset = verticalSlideCount > 0 ? verticalOffsetMultiplier * indexv : 0;
|
|||
|
|
|
|||
|
|
dom.background.style.backgroundPosition = horizontalOffset + 'px ' + -verticalOffset + 'px';
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Called when the given slide is within the configured view
|
|||
|
|
* distance. Shows the slide element and loads any content
|
|||
|
|
* that is set to load lazily (data-src).
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} slide Slide to show
|
|||
|
|
*/
|
|||
|
|
function loadSlide( slide, options ) {
|
|||
|
|
|
|||
|
|
options = options || {};
|
|||
|
|
|
|||
|
|
// Show the slide element
|
|||
|
|
slide.style.display = config.display;
|
|||
|
|
|
|||
|
|
// Media elements with data-src attributes
|
|||
|
|
toArray( slide.querySelectorAll( 'img[data-src], video[data-src], audio[data-src]' ) ).forEach( function( element ) {
|
|||
|
|
element.setAttribute( 'src', element.getAttribute( 'data-src' ) );
|
|||
|
|
element.setAttribute( 'data-lazy-loaded', '' );
|
|||
|
|
element.removeAttribute( 'data-src' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Media elements with <source> children
|
|||
|
|
toArray( slide.querySelectorAll( 'video, audio' ) ).forEach( function( media ) {
|
|||
|
|
var sources = 0;
|
|||
|
|
|
|||
|
|
toArray( media.querySelectorAll( 'source[data-src]' ) ).forEach( function( source ) {
|
|||
|
|
source.setAttribute( 'src', source.getAttribute( 'data-src' ) );
|
|||
|
|
source.removeAttribute( 'data-src' );
|
|||
|
|
source.setAttribute( 'data-lazy-loaded', '' );
|
|||
|
|
sources += 1;
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// If we rewrote sources for this video/audio element, we need
|
|||
|
|
// to manually tell it to load from its new origin
|
|||
|
|
if( sources > 0 ) {
|
|||
|
|
media.load();
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
|
|||
|
|
// Show the corresponding background element
|
|||
|
|
var indices = getIndices( slide );
|
|||
|
|
var background = getSlideBackground( indices.h, indices.v );
|
|||
|
|
if( background ) {
|
|||
|
|
background.style.display = 'block';
|
|||
|
|
|
|||
|
|
// If the background contains media, load it
|
|||
|
|
if( background.hasAttribute( 'data-loaded' ) === false ) {
|
|||
|
|
background.setAttribute( 'data-loaded', 'true' );
|
|||
|
|
|
|||
|
|
var backgroundImage = slide.getAttribute( 'data-background-image' ),
|
|||
|
|
backgroundVideo = slide.getAttribute( 'data-background-video' ),
|
|||
|
|
backgroundVideoLoop = slide.hasAttribute( 'data-background-video-loop' ),
|
|||
|
|
backgroundVideoMuted = slide.hasAttribute( 'data-background-video-muted' ),
|
|||
|
|
backgroundIframe = slide.getAttribute( 'data-background-iframe' );
|
|||
|
|
|
|||
|
|
// Images
|
|||
|
|
if( backgroundImage ) {
|
|||
|
|
background.style.backgroundImage = 'url('+ backgroundImage +')';
|
|||
|
|
}
|
|||
|
|
// Videos
|
|||
|
|
else if ( backgroundVideo && !isSpeakerNotes() ) {
|
|||
|
|
var video = document.createElement( 'video' );
|
|||
|
|
|
|||
|
|
if( backgroundVideoLoop ) {
|
|||
|
|
video.setAttribute( 'loop', '' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( backgroundVideoMuted ) {
|
|||
|
|
video.muted = true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Inline video playback works (at least in Mobile Safari) as
|
|||
|
|
// long as the video is muted and the `playsinline` attribute is
|
|||
|
|
// present
|
|||
|
|
if( isMobileDevice ) {
|
|||
|
|
video.muted = true;
|
|||
|
|
video.autoplay = true;
|
|||
|
|
video.setAttribute( 'playsinline', '' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Support comma separated lists of video sources
|
|||
|
|
backgroundVideo.split( ',' ).forEach( function( source ) {
|
|||
|
|
video.innerHTML += '<source src="'+ source +'">';
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
background.appendChild( video );
|
|||
|
|
}
|
|||
|
|
// Iframes
|
|||
|
|
else if( backgroundIframe && options.excludeIframes !== true ) {
|
|||
|
|
var iframe = document.createElement( 'iframe' );
|
|||
|
|
iframe.setAttribute( 'allowfullscreen', '' );
|
|||
|
|
iframe.setAttribute( 'mozallowfullscreen', '' );
|
|||
|
|
iframe.setAttribute( 'webkitallowfullscreen', '' );
|
|||
|
|
|
|||
|
|
// Only load autoplaying content when the slide is shown to
|
|||
|
|
// avoid having it play in the background
|
|||
|
|
if( /autoplay=(1|true|yes)/gi.test( backgroundIframe ) ) {
|
|||
|
|
iframe.setAttribute( 'data-src', backgroundIframe );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
iframe.setAttribute( 'src', backgroundIframe );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
iframe.style.width = '100%';
|
|||
|
|
iframe.style.height = '100%';
|
|||
|
|
iframe.style.maxHeight = '100%';
|
|||
|
|
iframe.style.maxWidth = '100%';
|
|||
|
|
|
|||
|
|
background.appendChild( iframe );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Unloads and hides the given slide. This is called when the
|
|||
|
|
* slide is moved outside of the configured view distance.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} slide
|
|||
|
|
*/
|
|||
|
|
function unloadSlide( slide ) {
|
|||
|
|
|
|||
|
|
// Hide the slide element
|
|||
|
|
slide.style.display = 'none';
|
|||
|
|
|
|||
|
|
// Hide the corresponding background element
|
|||
|
|
var indices = getIndices( slide );
|
|||
|
|
var background = getSlideBackground( indices.h, indices.v );
|
|||
|
|
if( background ) {
|
|||
|
|
background.style.display = 'none';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Reset lazy-loaded media elements with src attributes
|
|||
|
|
toArray( slide.querySelectorAll( 'video[data-lazy-loaded][src], audio[data-lazy-loaded][src]' ) ).forEach( function( element ) {
|
|||
|
|
element.setAttribute( 'data-src', element.getAttribute( 'src' ) );
|
|||
|
|
element.removeAttribute( 'src' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Reset lazy-loaded media elements with <source> children
|
|||
|
|
toArray( slide.querySelectorAll( 'video[data-lazy-loaded] source[src], audio source[src]' ) ).forEach( function( source ) {
|
|||
|
|
source.setAttribute( 'data-src', source.getAttribute( 'src' ) );
|
|||
|
|
source.removeAttribute( 'src' );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Determine what available routes there are for navigation.
|
|||
|
|
*
|
|||
|
|
* @return {{left: boolean, right: boolean, up: boolean, down: boolean}}
|
|||
|
|
*/
|
|||
|
|
function availableRoutes() {
|
|||
|
|
|
|||
|
|
var horizontalSlides = dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ),
|
|||
|
|
verticalSlides = dom.wrapper.querySelectorAll( VERTICAL_SLIDES_SELECTOR );
|
|||
|
|
|
|||
|
|
var routes = {
|
|||
|
|
left: indexh > 0 || config.loop,
|
|||
|
|
right: indexh < horizontalSlides.length - 1 || config.loop,
|
|||
|
|
up: indexv > 0,
|
|||
|
|
down: indexv < verticalSlides.length - 1
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// reverse horizontal controls for rtl
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
var left = routes.left;
|
|||
|
|
routes.left = routes.right;
|
|||
|
|
routes.right = left;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return routes;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns an object describing the available fragment
|
|||
|
|
* directions.
|
|||
|
|
*
|
|||
|
|
* @return {{prev: boolean, next: boolean}}
|
|||
|
|
*/
|
|||
|
|
function availableFragments() {
|
|||
|
|
|
|||
|
|
if( currentSlide && config.fragments ) {
|
|||
|
|
var fragments = currentSlide.querySelectorAll( '.fragment' );
|
|||
|
|
var hiddenFragments = currentSlide.querySelectorAll( '.fragment:not(.visible)' );
|
|||
|
|
|
|||
|
|
return {
|
|||
|
|
prev: fragments.length - hiddenFragments.length > 0,
|
|||
|
|
next: !!hiddenFragments.length
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
return { prev: false, next: false };
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Enforces origin-specific format rules for embedded media.
|
|||
|
|
*/
|
|||
|
|
function formatEmbeddedContent() {
|
|||
|
|
|
|||
|
|
var _appendParamToIframeSource = function( sourceAttribute, sourceURL, param ) {
|
|||
|
|
toArray( dom.slides.querySelectorAll( 'iframe['+ sourceAttribute +'*="'+ sourceURL +'"]' ) ).forEach( function( el ) {
|
|||
|
|
var src = el.getAttribute( sourceAttribute );
|
|||
|
|
if( src && src.indexOf( param ) === -1 ) {
|
|||
|
|
el.setAttribute( sourceAttribute, src + ( !/\?/.test( src ) ? '?' : '&' ) + param );
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// YouTube frames must include "?enablejsapi=1"
|
|||
|
|
_appendParamToIframeSource( 'src', 'youtube.com/embed/', 'enablejsapi=1' );
|
|||
|
|
_appendParamToIframeSource( 'data-src', 'youtube.com/embed/', 'enablejsapi=1' );
|
|||
|
|
|
|||
|
|
// Vimeo frames must include "?api=1"
|
|||
|
|
_appendParamToIframeSource( 'src', 'player.vimeo.com/', 'api=1' );
|
|||
|
|
_appendParamToIframeSource( 'data-src', 'player.vimeo.com/', 'api=1' );
|
|||
|
|
|
|||
|
|
// Always show media controls on mobile devices
|
|||
|
|
if( isMobileDevice ) {
|
|||
|
|
toArray( dom.slides.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
|
|||
|
|
el.controls = true;
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Start playback of any embedded content inside of
|
|||
|
|
* the given element.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} element
|
|||
|
|
*/
|
|||
|
|
function startEmbeddedContent( element ) {
|
|||
|
|
|
|||
|
|
if( element && !isSpeakerNotes() ) {
|
|||
|
|
|
|||
|
|
// Restart GIFs
|
|||
|
|
toArray( element.querySelectorAll( 'img[src$=".gif"]' ) ).forEach( function( el ) {
|
|||
|
|
// Setting the same unchanged source like this was confirmed
|
|||
|
|
// to work in Chrome, FF & Safari
|
|||
|
|
el.setAttribute( 'src', el.getAttribute( 'src' ) );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// HTML5 media elements
|
|||
|
|
toArray( element.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
|
|||
|
|
if( closestParent( el, '.fragment' ) && !closestParent( el, '.fragment.visible' ) ) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Prefer an explicit global autoplay setting
|
|||
|
|
var autoplay = config.autoPlayMedia;
|
|||
|
|
|
|||
|
|
// If no global setting is available, fall back on the element's
|
|||
|
|
// own autoplay setting
|
|||
|
|
if( typeof autoplay !== 'boolean' ) {
|
|||
|
|
autoplay = el.hasAttribute( 'data-autoplay' ) || !!closestParent( el, '.slide-background' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( autoplay && typeof el.play === 'function' ) {
|
|||
|
|
|
|||
|
|
if( el.readyState > 1 ) {
|
|||
|
|
startEmbeddedMedia( { target: el } );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
el.removeEventListener( 'loadeddata', startEmbeddedMedia ); // remove first to avoid dupes
|
|||
|
|
el.addEventListener( 'loadeddata', startEmbeddedMedia );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Normal iframes
|
|||
|
|
toArray( element.querySelectorAll( 'iframe[src]' ) ).forEach( function( el ) {
|
|||
|
|
if( closestParent( el, '.fragment' ) && !closestParent( el, '.fragment.visible' ) ) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
startEmbeddedIframe( { target: el } );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Lazy loading iframes
|
|||
|
|
toArray( element.querySelectorAll( 'iframe[data-src]' ) ).forEach( function( el ) {
|
|||
|
|
if( closestParent( el, '.fragment' ) && !closestParent( el, '.fragment.visible' ) ) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( el.getAttribute( 'src' ) !== el.getAttribute( 'data-src' ) ) {
|
|||
|
|
el.removeEventListener( 'load', startEmbeddedIframe ); // remove first to avoid dupes
|
|||
|
|
el.addEventListener( 'load', startEmbeddedIframe );
|
|||
|
|
el.setAttribute( 'src', el.getAttribute( 'data-src' ) );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Starts playing an embedded video/audio element after
|
|||
|
|
* it has finished loading.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function startEmbeddedMedia( event ) {
|
|||
|
|
|
|||
|
|
var isAttachedToDOM = !!closestParent( event.target, 'html' ),
|
|||
|
|
isVisible = !!closestParent( event.target, '.present' );
|
|||
|
|
|
|||
|
|
if( isAttachedToDOM && isVisible ) {
|
|||
|
|
event.target.currentTime = 0;
|
|||
|
|
event.target.play();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
event.target.removeEventListener( 'loadeddata', startEmbeddedMedia );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* "Starts" the content of an embedded iframe using the
|
|||
|
|
* postMessage API.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function startEmbeddedIframe( event ) {
|
|||
|
|
|
|||
|
|
var iframe = event.target;
|
|||
|
|
|
|||
|
|
if( iframe && iframe.contentWindow ) {
|
|||
|
|
|
|||
|
|
var isAttachedToDOM = !!closestParent( event.target, 'html' ),
|
|||
|
|
isVisible = !!closestParent( event.target, '.present' );
|
|||
|
|
|
|||
|
|
if( isAttachedToDOM && isVisible ) {
|
|||
|
|
|
|||
|
|
// Prefer an explicit global autoplay setting
|
|||
|
|
var autoplay = config.autoPlayMedia;
|
|||
|
|
|
|||
|
|
// If no global setting is available, fall back on the element's
|
|||
|
|
// own autoplay setting
|
|||
|
|
if( typeof autoplay !== 'boolean' ) {
|
|||
|
|
autoplay = iframe.hasAttribute( 'data-autoplay' ) || !!closestParent( iframe, '.slide-background' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// YouTube postMessage API
|
|||
|
|
if( /youtube\.com\/embed\//.test( iframe.getAttribute( 'src' ) ) && autoplay ) {
|
|||
|
|
iframe.contentWindow.postMessage( '{"event":"command","func":"playVideo","args":""}', '*' );
|
|||
|
|
}
|
|||
|
|
// Vimeo postMessage API
|
|||
|
|
else if( /player\.vimeo\.com\//.test( iframe.getAttribute( 'src' ) ) && autoplay ) {
|
|||
|
|
iframe.contentWindow.postMessage( '{"method":"play"}', '*' );
|
|||
|
|
}
|
|||
|
|
// Generic postMessage API
|
|||
|
|
else {
|
|||
|
|
iframe.contentWindow.postMessage( 'slide:start', '*' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Stop playback of any embedded content inside of
|
|||
|
|
* the targeted slide.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} element
|
|||
|
|
*/
|
|||
|
|
function stopEmbeddedContent( element, options ) {
|
|||
|
|
|
|||
|
|
options = extend( {
|
|||
|
|
// Defaults
|
|||
|
|
unloadIframes: true
|
|||
|
|
}, options || {} );
|
|||
|
|
|
|||
|
|
if( element && element.parentNode ) {
|
|||
|
|
// HTML5 media elements
|
|||
|
|
toArray( element.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
|
|||
|
|
if( !el.hasAttribute( 'data-ignore' ) && typeof el.pause === 'function' ) {
|
|||
|
|
el.setAttribute('data-paused-by-reveal', '');
|
|||
|
|
el.pause();
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Generic postMessage API for non-lazy loaded iframes
|
|||
|
|
toArray( element.querySelectorAll( 'iframe' ) ).forEach( function( el ) {
|
|||
|
|
if( el.contentWindow ) el.contentWindow.postMessage( 'slide:stop', '*' );
|
|||
|
|
el.removeEventListener( 'load', startEmbeddedIframe );
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
// YouTube postMessage API
|
|||
|
|
toArray( element.querySelectorAll( 'iframe[src*="youtube.com/embed/"]' ) ).forEach( function( el ) {
|
|||
|
|
if( !el.hasAttribute( 'data-ignore' ) && el.contentWindow && typeof el.contentWindow.postMessage === 'function' ) {
|
|||
|
|
el.contentWindow.postMessage( '{"event":"command","func":"pauseVideo","args":""}', '*' );
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
// Vimeo postMessage API
|
|||
|
|
toArray( element.querySelectorAll( 'iframe[src*="player.vimeo.com/"]' ) ).forEach( function( el ) {
|
|||
|
|
if( !el.hasAttribute( 'data-ignore' ) && el.contentWindow && typeof el.contentWindow.postMessage === 'function' ) {
|
|||
|
|
el.contentWindow.postMessage( '{"method":"pause"}', '*' );
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
if( options.unloadIframes === true ) {
|
|||
|
|
// Unload lazy-loaded iframes
|
|||
|
|
toArray( element.querySelectorAll( 'iframe[data-src]' ) ).forEach( function( el ) {
|
|||
|
|
// Only removing the src doesn't actually unload the frame
|
|||
|
|
// in all browsers (Firefox) so we set it to blank first
|
|||
|
|
el.setAttribute( 'src', 'about:blank' );
|
|||
|
|
el.removeAttribute( 'src' );
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns the number of past slides. This can be used as a global
|
|||
|
|
* flattened index for slides.
|
|||
|
|
*
|
|||
|
|
* @return {number} Past slide count
|
|||
|
|
*/
|
|||
|
|
function getSlidePastCount() {
|
|||
|
|
|
|||
|
|
var horizontalSlides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
|
|||
|
|
|
|||
|
|
// The number of past slides
|
|||
|
|
var pastCount = 0;
|
|||
|
|
|
|||
|
|
// Step through all slides and count the past ones
|
|||
|
|
mainLoop: for( var i = 0; i < horizontalSlides.length; i++ ) {
|
|||
|
|
|
|||
|
|
var horizontalSlide = horizontalSlides[i];
|
|||
|
|
var verticalSlides = toArray( horizontalSlide.querySelectorAll( 'section' ) );
|
|||
|
|
|
|||
|
|
for( var j = 0; j < verticalSlides.length; j++ ) {
|
|||
|
|
|
|||
|
|
// Stop as soon as we arrive at the present
|
|||
|
|
if( verticalSlides[j].classList.contains( 'present' ) ) {
|
|||
|
|
break mainLoop;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
pastCount++;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Stop as soon as we arrive at the present
|
|||
|
|
if( horizontalSlide.classList.contains( 'present' ) ) {
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Don't count the wrapping section for vertical slides
|
|||
|
|
if( horizontalSlide.classList.contains( 'stack' ) === false ) {
|
|||
|
|
pastCount++;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return pastCount;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns a value ranging from 0-1 that represents
|
|||
|
|
* how far into the presentation we have navigated.
|
|||
|
|
*
|
|||
|
|
* @return {number}
|
|||
|
|
*/
|
|||
|
|
function getProgress() {
|
|||
|
|
|
|||
|
|
// The number of past and total slides
|
|||
|
|
var totalCount = getTotalSlides();
|
|||
|
|
var pastCount = getSlidePastCount();
|
|||
|
|
|
|||
|
|
if( currentSlide ) {
|
|||
|
|
|
|||
|
|
var allFragments = currentSlide.querySelectorAll( '.fragment' );
|
|||
|
|
|
|||
|
|
// If there are fragments in the current slide those should be
|
|||
|
|
// accounted for in the progress.
|
|||
|
|
if( allFragments.length > 0 ) {
|
|||
|
|
var visibleFragments = currentSlide.querySelectorAll( '.fragment.visible' );
|
|||
|
|
|
|||
|
|
// This value represents how big a portion of the slide progress
|
|||
|
|
// that is made up by its fragments (0-1)
|
|||
|
|
var fragmentWeight = 0.9;
|
|||
|
|
|
|||
|
|
// Add fragment progress to the past slide count
|
|||
|
|
pastCount += ( visibleFragments.length / allFragments.length ) * fragmentWeight;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return pastCount / ( totalCount - 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if this presentation is running inside of the
|
|||
|
|
* speaker notes window.
|
|||
|
|
*
|
|||
|
|
* @return {boolean}
|
|||
|
|
*/
|
|||
|
|
function isSpeakerNotes() {
|
|||
|
|
|
|||
|
|
return !!window.location.search.match( /receiver/gi );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Reads the current URL (hash) and navigates accordingly.
|
|||
|
|
*/
|
|||
|
|
function readURL() {
|
|||
|
|
|
|||
|
|
var hash = window.location.hash;
|
|||
|
|
|
|||
|
|
// Attempt to parse the hash as either an index or name
|
|||
|
|
var bits = hash.slice( 2 ).split( '/' ),
|
|||
|
|
name = hash.replace( /#|\//gi, '' );
|
|||
|
|
|
|||
|
|
// If the first bit is invalid and there is a name we can
|
|||
|
|
// assume that this is a named link
|
|||
|
|
if( isNaN( parseInt( bits[0], 10 ) ) && name.length ) {
|
|||
|
|
var element;
|
|||
|
|
|
|||
|
|
// Ensure the named link is a valid HTML ID attribute
|
|||
|
|
if( /^[a-zA-Z][\w:.-]*$/.test( name ) ) {
|
|||
|
|
// Find the slide with the specified ID
|
|||
|
|
element = document.getElementById( name );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( element ) {
|
|||
|
|
// Find the position of the named slide and navigate to it
|
|||
|
|
var indices = Reveal.getIndices( element );
|
|||
|
|
slide( indices.h, indices.v );
|
|||
|
|
}
|
|||
|
|
// If the slide doesn't exist, navigate to the current slide
|
|||
|
|
else {
|
|||
|
|
slide( indexh || 0, indexv || 0 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// Read the index components of the hash
|
|||
|
|
var h = parseInt( bits[0], 10 ) || 0,
|
|||
|
|
v = parseInt( bits[1], 10 ) || 0;
|
|||
|
|
|
|||
|
|
if( h !== indexh || v !== indexv ) {
|
|||
|
|
slide( h, v );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Updates the page URL (hash) to reflect the current
|
|||
|
|
* state.
|
|||
|
|
*
|
|||
|
|
* @param {number} delay The time in ms to wait before
|
|||
|
|
* writing the hash
|
|||
|
|
*/
|
|||
|
|
function writeURL( delay ) {
|
|||
|
|
|
|||
|
|
if( config.history ) {
|
|||
|
|
|
|||
|
|
// Make sure there's never more than one timeout running
|
|||
|
|
clearTimeout( writeURLTimeout );
|
|||
|
|
|
|||
|
|
// If a delay is specified, timeout this call
|
|||
|
|
if( typeof delay === 'number' ) {
|
|||
|
|
writeURLTimeout = setTimeout( writeURL, delay );
|
|||
|
|
}
|
|||
|
|
else if( currentSlide ) {
|
|||
|
|
var url = '/';
|
|||
|
|
|
|||
|
|
// Attempt to create a named link based on the slide's ID
|
|||
|
|
var id = currentSlide.getAttribute( 'id' );
|
|||
|
|
if( id ) {
|
|||
|
|
id = id.replace( /[^a-zA-Z0-9\-\_\:\.]/g, '' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If the current slide has an ID, use that as a named link
|
|||
|
|
if( typeof id === 'string' && id.length ) {
|
|||
|
|
url = '/' + id;
|
|||
|
|
}
|
|||
|
|
// Otherwise use the /h/v index
|
|||
|
|
else {
|
|||
|
|
if( indexh > 0 || indexv > 0 ) url += indexh;
|
|||
|
|
if( indexv > 0 ) url += '/' + indexv;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
window.location.hash = url;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* Retrieves the h/v location and fragment of the current,
|
|||
|
|
* or specified, slide.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} [slide] If specified, the returned
|
|||
|
|
* index will be for this slide rather than the currently
|
|||
|
|
* active one
|
|||
|
|
*
|
|||
|
|
* @return {{h: number, v: number, f: number}}
|
|||
|
|
*/
|
|||
|
|
function getIndices( slide ) {
|
|||
|
|
|
|||
|
|
// By default, return the current indices
|
|||
|
|
var h = indexh,
|
|||
|
|
v = indexv,
|
|||
|
|
f;
|
|||
|
|
|
|||
|
|
// If a slide is specified, return the indices of that slide
|
|||
|
|
if( slide ) {
|
|||
|
|
var isVertical = isVerticalSlide( slide );
|
|||
|
|
var slideh = isVertical ? slide.parentNode : slide;
|
|||
|
|
|
|||
|
|
// Select all horizontal slides
|
|||
|
|
var horizontalSlides = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) );
|
|||
|
|
|
|||
|
|
// Now that we know which the horizontal slide is, get its index
|
|||
|
|
h = Math.max( horizontalSlides.indexOf( slideh ), 0 );
|
|||
|
|
|
|||
|
|
// Assume we're not vertical
|
|||
|
|
v = undefined;
|
|||
|
|
|
|||
|
|
// If this is a vertical slide, grab the vertical index
|
|||
|
|
if( isVertical ) {
|
|||
|
|
v = Math.max( toArray( slide.parentNode.querySelectorAll( 'section' ) ).indexOf( slide ), 0 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( !slide && currentSlide ) {
|
|||
|
|
var hasFragments = currentSlide.querySelectorAll( '.fragment' ).length > 0;
|
|||
|
|
if( hasFragments ) {
|
|||
|
|
var currentFragment = currentSlide.querySelector( '.current-fragment' );
|
|||
|
|
if( currentFragment && currentFragment.hasAttribute( 'data-fragment-index' ) ) {
|
|||
|
|
f = parseInt( currentFragment.getAttribute( 'data-fragment-index' ), 10 );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
f = currentSlide.querySelectorAll( '.fragment.visible' ).length - 1;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return { h: h, v: v, f: f };
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Retrieves all slides in this presentation.
|
|||
|
|
*/
|
|||
|
|
function getSlides() {
|
|||
|
|
|
|||
|
|
return toArray( dom.wrapper.querySelectorAll( SLIDES_SELECTOR + ':not(.stack)' ));
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Retrieves the total number of slides in this presentation.
|
|||
|
|
*
|
|||
|
|
* @return {number}
|
|||
|
|
*/
|
|||
|
|
function getTotalSlides() {
|
|||
|
|
|
|||
|
|
return getSlides().length;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns the slide element matching the specified index.
|
|||
|
|
*
|
|||
|
|
* @return {HTMLElement}
|
|||
|
|
*/
|
|||
|
|
function getSlide( x, y ) {
|
|||
|
|
|
|||
|
|
var horizontalSlide = dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR )[ x ];
|
|||
|
|
var verticalSlides = horizontalSlide && horizontalSlide.querySelectorAll( 'section' );
|
|||
|
|
|
|||
|
|
if( verticalSlides && verticalSlides.length && typeof y === 'number' ) {
|
|||
|
|
return verticalSlides ? verticalSlides[ y ] : undefined;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return horizontalSlide;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Returns the background element for the given slide.
|
|||
|
|
* All slides, even the ones with no background properties
|
|||
|
|
* defined, have a background element so as long as the
|
|||
|
|
* index is valid an element will be returned.
|
|||
|
|
*
|
|||
|
|
* @param {number} x Horizontal background index
|
|||
|
|
* @param {number} y Vertical background index
|
|||
|
|
* @return {(HTMLElement[]|*)}
|
|||
|
|
*/
|
|||
|
|
function getSlideBackground( x, y ) {
|
|||
|
|
|
|||
|
|
var slide = getSlide( x, y );
|
|||
|
|
if( slide ) {
|
|||
|
|
return slide.slideBackgroundElement;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return undefined;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Retrieves the speaker notes from a slide. Notes can be
|
|||
|
|
* defined in two ways:
|
|||
|
|
* 1. As a data-notes attribute on the slide <section>
|
|||
|
|
* 2. As an <aside class="notes"> inside of the slide
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} [slide=currentSlide]
|
|||
|
|
* @return {(string|null)}
|
|||
|
|
*/
|
|||
|
|
function getSlideNotes( slide ) {
|
|||
|
|
|
|||
|
|
// Default to the current slide
|
|||
|
|
slide = slide || currentSlide;
|
|||
|
|
|
|||
|
|
// Notes can be specified via the data-notes attribute...
|
|||
|
|
if( slide.hasAttribute( 'data-notes' ) ) {
|
|||
|
|
return slide.getAttribute( 'data-notes' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// ... or using an <aside class="notes"> element
|
|||
|
|
var notesElement = slide.querySelector( 'aside.notes' );
|
|||
|
|
if( notesElement ) {
|
|||
|
|
return notesElement.innerHTML;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return null;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Retrieves the current state of the presentation as
|
|||
|
|
* an object. This state can then be restored at any
|
|||
|
|
* time.
|
|||
|
|
*
|
|||
|
|
* @return {{indexh: number, indexv: number, indexf: number, paused: boolean, overview: boolean}}
|
|||
|
|
*/
|
|||
|
|
function getState() {
|
|||
|
|
|
|||
|
|
var indices = getIndices();
|
|||
|
|
|
|||
|
|
return {
|
|||
|
|
indexh: indices.h,
|
|||
|
|
indexv: indices.v,
|
|||
|
|
indexf: indices.f,
|
|||
|
|
paused: isPaused(),
|
|||
|
|
overview: isOverview()
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Restores the presentation to the given state.
|
|||
|
|
*
|
|||
|
|
* @param {object} state As generated by getState()
|
|||
|
|
* @see {@link getState} generates the parameter `state`
|
|||
|
|
*/
|
|||
|
|
function setState( state ) {
|
|||
|
|
|
|||
|
|
if( typeof state === 'object' ) {
|
|||
|
|
slide( deserialize( state.indexh ), deserialize( state.indexv ), deserialize( state.indexf ) );
|
|||
|
|
|
|||
|
|
var pausedFlag = deserialize( state.paused ),
|
|||
|
|
overviewFlag = deserialize( state.overview );
|
|||
|
|
|
|||
|
|
if( typeof pausedFlag === 'boolean' && pausedFlag !== isPaused() ) {
|
|||
|
|
togglePause( pausedFlag );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( typeof overviewFlag === 'boolean' && overviewFlag !== isOverview() ) {
|
|||
|
|
toggleOverview( overviewFlag );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Return a sorted fragments list, ordered by an increasing
|
|||
|
|
* "data-fragment-index" attribute.
|
|||
|
|
*
|
|||
|
|
* Fragments will be revealed in the order that they are returned by
|
|||
|
|
* this function, so you can use the index attributes to control the
|
|||
|
|
* order of fragment appearance.
|
|||
|
|
*
|
|||
|
|
* To maintain a sensible default fragment order, fragments are presumed
|
|||
|
|
* to be passed in document order. This function adds a "fragment-index"
|
|||
|
|
* attribute to each node if such an attribute is not already present,
|
|||
|
|
* and sets that attribute to an integer value which is the position of
|
|||
|
|
* the fragment within the fragments list.
|
|||
|
|
*
|
|||
|
|
* @param {object[]|*} fragments
|
|||
|
|
* @return {object[]} sorted Sorted array of fragments
|
|||
|
|
*/
|
|||
|
|
function sortFragments( fragments ) {
|
|||
|
|
|
|||
|
|
fragments = toArray( fragments );
|
|||
|
|
|
|||
|
|
var ordered = [],
|
|||
|
|
unordered = [],
|
|||
|
|
sorted = [];
|
|||
|
|
|
|||
|
|
// Group ordered and unordered elements
|
|||
|
|
fragments.forEach( function( fragment, i ) {
|
|||
|
|
if( fragment.hasAttribute( 'data-fragment-index' ) ) {
|
|||
|
|
var index = parseInt( fragment.getAttribute( 'data-fragment-index' ), 10 );
|
|||
|
|
|
|||
|
|
if( !ordered[index] ) {
|
|||
|
|
ordered[index] = [];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
ordered[index].push( fragment );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
unordered.push( [ fragment ] );
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Append fragments without explicit indices in their
|
|||
|
|
// DOM order
|
|||
|
|
ordered = ordered.concat( unordered );
|
|||
|
|
|
|||
|
|
// Manually count the index up per group to ensure there
|
|||
|
|
// are no gaps
|
|||
|
|
var index = 0;
|
|||
|
|
|
|||
|
|
// Push all fragments in their sorted order to an array,
|
|||
|
|
// this flattens the groups
|
|||
|
|
ordered.forEach( function( group ) {
|
|||
|
|
group.forEach( function( fragment ) {
|
|||
|
|
sorted.push( fragment );
|
|||
|
|
fragment.setAttribute( 'data-fragment-index', index );
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
index ++;
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
return sorted;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Navigate to the specified slide fragment.
|
|||
|
|
*
|
|||
|
|
* @param {?number} index The index of the fragment that
|
|||
|
|
* should be shown, -1 means all are invisible
|
|||
|
|
* @param {number} offset Integer offset to apply to the
|
|||
|
|
* fragment index
|
|||
|
|
*
|
|||
|
|
* @return {boolean} true if a change was made in any
|
|||
|
|
* fragments visibility as part of this call
|
|||
|
|
*/
|
|||
|
|
function navigateFragment( index, offset ) {
|
|||
|
|
|
|||
|
|
if( currentSlide && config.fragments ) {
|
|||
|
|
|
|||
|
|
var fragments = sortFragments( currentSlide.querySelectorAll( '.fragment' ) );
|
|||
|
|
if( fragments.length ) {
|
|||
|
|
|
|||
|
|
// If no index is specified, find the current
|
|||
|
|
if( typeof index !== 'number' ) {
|
|||
|
|
var lastVisibleFragment = sortFragments( currentSlide.querySelectorAll( '.fragment.visible' ) ).pop();
|
|||
|
|
|
|||
|
|
if( lastVisibleFragment ) {
|
|||
|
|
index = parseInt( lastVisibleFragment.getAttribute( 'data-fragment-index' ) || 0, 10 );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
index = -1;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If an offset is specified, apply it to the index
|
|||
|
|
if( typeof offset === 'number' ) {
|
|||
|
|
index += offset;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var fragmentsShown = [],
|
|||
|
|
fragmentsHidden = [];
|
|||
|
|
|
|||
|
|
toArray( fragments ).forEach( function( element, i ) {
|
|||
|
|
|
|||
|
|
if( element.hasAttribute( 'data-fragment-index' ) ) {
|
|||
|
|
i = parseInt( element.getAttribute( 'data-fragment-index' ), 10 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Visible fragments
|
|||
|
|
if( i <= index ) {
|
|||
|
|
if( !element.classList.contains( 'visible' ) ) fragmentsShown.push( element );
|
|||
|
|
element.classList.add( 'visible' );
|
|||
|
|
element.classList.remove( 'current-fragment' );
|
|||
|
|
|
|||
|
|
// Announce the fragments one by one to the Screen Reader
|
|||
|
|
dom.statusDiv.textContent = getStatusText( element );
|
|||
|
|
|
|||
|
|
if( i === index ) {
|
|||
|
|
element.classList.add( 'current-fragment' );
|
|||
|
|
startEmbeddedContent( element );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Hidden fragments
|
|||
|
|
else {
|
|||
|
|
if( element.classList.contains( 'visible' ) ) fragmentsHidden.push( element );
|
|||
|
|
element.classList.remove( 'visible' );
|
|||
|
|
element.classList.remove( 'current-fragment' );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
if( fragmentsHidden.length ) {
|
|||
|
|
dispatchEvent( 'fragmenthidden', { fragment: fragmentsHidden[0], fragments: fragmentsHidden } );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( fragmentsShown.length ) {
|
|||
|
|
dispatchEvent( 'fragmentshown', { fragment: fragmentsShown[0], fragments: fragmentsShown } );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
updateControls();
|
|||
|
|
updateProgress();
|
|||
|
|
|
|||
|
|
return !!( fragmentsShown.length || fragmentsHidden.length );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Navigate to the next slide fragment.
|
|||
|
|
*
|
|||
|
|
* @return {boolean} true if there was a next fragment,
|
|||
|
|
* false otherwise
|
|||
|
|
*/
|
|||
|
|
function nextFragment() {
|
|||
|
|
|
|||
|
|
return navigateFragment( null, 1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Navigate to the previous slide fragment.
|
|||
|
|
*
|
|||
|
|
* @return {boolean} true if there was a previous fragment,
|
|||
|
|
* false otherwise
|
|||
|
|
*/
|
|||
|
|
function previousFragment() {
|
|||
|
|
|
|||
|
|
return navigateFragment( null, -1 );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Cues a new automated slide if enabled in the config.
|
|||
|
|
*/
|
|||
|
|
function cueAutoSlide() {
|
|||
|
|
|
|||
|
|
cancelAutoSlide();
|
|||
|
|
|
|||
|
|
if( currentSlide && config.autoSlide !== false ) {
|
|||
|
|
|
|||
|
|
var fragment = currentSlide.querySelector( '.current-fragment' );
|
|||
|
|
|
|||
|
|
// When the slide first appears there is no "current" fragment so
|
|||
|
|
// we look for a data-autoslide timing on the first fragment
|
|||
|
|
if( !fragment ) fragment = currentSlide.querySelector( '.fragment' );
|
|||
|
|
|
|||
|
|
var fragmentAutoSlide = fragment ? fragment.getAttribute( 'data-autoslide' ) : null;
|
|||
|
|
var parentAutoSlide = currentSlide.parentNode ? currentSlide.parentNode.getAttribute( 'data-autoslide' ) : null;
|
|||
|
|
var slideAutoSlide = currentSlide.getAttribute( 'data-autoslide' );
|
|||
|
|
|
|||
|
|
// Pick value in the following priority order:
|
|||
|
|
// 1. Current fragment's data-autoslide
|
|||
|
|
// 2. Current slide's data-autoslide
|
|||
|
|
// 3. Parent slide's data-autoslide
|
|||
|
|
// 4. Global autoSlide setting
|
|||
|
|
if( fragmentAutoSlide ) {
|
|||
|
|
autoSlide = parseInt( fragmentAutoSlide, 10 );
|
|||
|
|
}
|
|||
|
|
else if( slideAutoSlide ) {
|
|||
|
|
autoSlide = parseInt( slideAutoSlide, 10 );
|
|||
|
|
}
|
|||
|
|
else if( parentAutoSlide ) {
|
|||
|
|
autoSlide = parseInt( parentAutoSlide, 10 );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
autoSlide = config.autoSlide;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If there are media elements with data-autoplay,
|
|||
|
|
// automatically set the autoSlide duration to the
|
|||
|
|
// length of that media. Not applicable if the slide
|
|||
|
|
// is divided up into fragments.
|
|||
|
|
// playbackRate is accounted for in the duration.
|
|||
|
|
if( currentSlide.querySelectorAll( '.fragment' ).length === 0 ) {
|
|||
|
|
toArray( currentSlide.querySelectorAll( 'video, audio' ) ).forEach( function( el ) {
|
|||
|
|
if( el.hasAttribute( 'data-autoplay' ) ) {
|
|||
|
|
if( autoSlide && (el.duration * 1000 / el.playbackRate ) > autoSlide ) {
|
|||
|
|
autoSlide = ( el.duration * 1000 / el.playbackRate ) + 1000;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Cue the next auto-slide if:
|
|||
|
|
// - There is an autoSlide value
|
|||
|
|
// - Auto-sliding isn't paused by the user
|
|||
|
|
// - The presentation isn't paused
|
|||
|
|
// - The overview isn't active
|
|||
|
|
// - The presentation isn't over
|
|||
|
|
if( autoSlide && !autoSlidePaused && !isPaused() && !isOverview() && ( !Reveal.isLastSlide() || availableFragments().next || config.loop === true ) ) {
|
|||
|
|
autoSlideTimeout = setTimeout( function() {
|
|||
|
|
typeof config.autoSlideMethod === 'function' ? config.autoSlideMethod() : navigateNext();
|
|||
|
|
cueAutoSlide();
|
|||
|
|
}, autoSlide );
|
|||
|
|
autoSlideStartTime = Date.now();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( autoSlidePlayer ) {
|
|||
|
|
autoSlidePlayer.setPlaying( autoSlideTimeout !== -1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Cancels any ongoing request to auto-slide.
|
|||
|
|
*/
|
|||
|
|
function cancelAutoSlide() {
|
|||
|
|
|
|||
|
|
clearTimeout( autoSlideTimeout );
|
|||
|
|
autoSlideTimeout = -1;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function pauseAutoSlide() {
|
|||
|
|
|
|||
|
|
if( autoSlide && !autoSlidePaused ) {
|
|||
|
|
autoSlidePaused = true;
|
|||
|
|
dispatchEvent( 'autoslidepaused' );
|
|||
|
|
clearTimeout( autoSlideTimeout );
|
|||
|
|
|
|||
|
|
if( autoSlidePlayer ) {
|
|||
|
|
autoSlidePlayer.setPlaying( false );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function resumeAutoSlide() {
|
|||
|
|
|
|||
|
|
if( autoSlide && autoSlidePaused ) {
|
|||
|
|
autoSlidePaused = false;
|
|||
|
|
dispatchEvent( 'autoslideresumed' );
|
|||
|
|
cueAutoSlide();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function navigateLeft() {
|
|||
|
|
|
|||
|
|
// Reverse for RTL
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
if( ( isOverview() || nextFragment() === false ) && availableRoutes().left ) {
|
|||
|
|
slide( indexh + 1 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Normal navigation
|
|||
|
|
else if( ( isOverview() || previousFragment() === false ) && availableRoutes().left ) {
|
|||
|
|
slide( indexh - 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function navigateRight() {
|
|||
|
|
|
|||
|
|
hasNavigatedRight = true;
|
|||
|
|
|
|||
|
|
// Reverse for RTL
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
if( ( isOverview() || previousFragment() === false ) && availableRoutes().right ) {
|
|||
|
|
slide( indexh - 1 );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Normal navigation
|
|||
|
|
else if( ( isOverview() || nextFragment() === false ) && availableRoutes().right ) {
|
|||
|
|
slide( indexh + 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function navigateUp() {
|
|||
|
|
|
|||
|
|
// Prioritize hiding fragments
|
|||
|
|
if( ( isOverview() || previousFragment() === false ) && availableRoutes().up ) {
|
|||
|
|
slide( indexh, indexv - 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function navigateDown() {
|
|||
|
|
|
|||
|
|
hasNavigatedDown = true;
|
|||
|
|
|
|||
|
|
// Prioritize revealing fragments
|
|||
|
|
if( ( isOverview() || nextFragment() === false ) && availableRoutes().down ) {
|
|||
|
|
slide( indexh, indexv + 1 );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Navigates backwards, prioritized in the following order:
|
|||
|
|
* 1) Previous fragment
|
|||
|
|
* 2) Previous vertical slide
|
|||
|
|
* 3) Previous horizontal slide
|
|||
|
|
*/
|
|||
|
|
function navigatePrev() {
|
|||
|
|
|
|||
|
|
// Prioritize revealing fragments
|
|||
|
|
if( previousFragment() === false ) {
|
|||
|
|
if( availableRoutes().up ) {
|
|||
|
|
navigateUp();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// Fetch the previous horizontal slide, if there is one
|
|||
|
|
var previousSlide;
|
|||
|
|
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
previousSlide = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.future' ) ).pop();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
previousSlide = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR + '.past' ) ).pop();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( previousSlide ) {
|
|||
|
|
var v = ( previousSlide.querySelectorAll( 'section' ).length - 1 ) || undefined;
|
|||
|
|
var h = indexh - 1;
|
|||
|
|
slide( h, v );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* The reverse of #navigatePrev().
|
|||
|
|
*/
|
|||
|
|
function navigateNext() {
|
|||
|
|
|
|||
|
|
hasNavigatedRight = true;
|
|||
|
|
hasNavigatedDown = true;
|
|||
|
|
|
|||
|
|
// Prioritize revealing fragments
|
|||
|
|
if( nextFragment() === false ) {
|
|||
|
|
if( availableRoutes().down ) {
|
|||
|
|
navigateDown();
|
|||
|
|
}
|
|||
|
|
else if( config.rtl ) {
|
|||
|
|
navigateLeft();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
navigateRight();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Checks if the target element prevents the triggering of
|
|||
|
|
* swipe navigation.
|
|||
|
|
*/
|
|||
|
|
function isSwipePrevented( target ) {
|
|||
|
|
|
|||
|
|
while( target && typeof target.hasAttribute === 'function' ) {
|
|||
|
|
if( target.hasAttribute( 'data-prevent-swipe' ) ) return true;
|
|||
|
|
target = target.parentNode;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
// ----------------------------- EVENTS -------------------------------//
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Called by all event handlers that are based on user
|
|||
|
|
* input.
|
|||
|
|
*
|
|||
|
|
* @param {object} [event]
|
|||
|
|
*/
|
|||
|
|
function onUserInput( event ) {
|
|||
|
|
|
|||
|
|
if( config.autoSlideStoppable ) {
|
|||
|
|
pauseAutoSlide();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the document level 'keypress' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onDocumentKeyPress( event ) {
|
|||
|
|
|
|||
|
|
// Check if the pressed key is question mark
|
|||
|
|
if( event.shiftKey && event.charCode === 63 ) {
|
|||
|
|
toggleHelp();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the document level 'keydown' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onDocumentKeyDown( event ) {
|
|||
|
|
|
|||
|
|
// If there's a condition specified and it returns false,
|
|||
|
|
// ignore this event
|
|||
|
|
if( typeof config.keyboardCondition === 'function' && config.keyboardCondition() === false ) {
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// Remember if auto-sliding was paused so we can toggle it
|
|||
|
|
var autoSlideWasPaused = autoSlidePaused;
|
|||
|
|
|
|||
|
|
onUserInput( event );
|
|||
|
|
|
|||
|
|
// Check if there's a focused element that could be using
|
|||
|
|
// the keyboard
|
|||
|
|
var activeElementIsCE = document.activeElement && document.activeElement.contentEditable !== 'inherit';
|
|||
|
|
var activeElementIsInput = document.activeElement && document.activeElement.tagName && /input|textarea/i.test( document.activeElement.tagName );
|
|||
|
|
var activeElementIsNotes = document.activeElement && document.activeElement.className && /speaker-notes/i.test( document.activeElement.className);
|
|||
|
|
|
|||
|
|
// Disregard the event if there's a focused element or a
|
|||
|
|
// keyboard modifier key is present
|
|||
|
|
if( activeElementIsCE || activeElementIsInput || activeElementIsNotes || (event.shiftKey && event.keyCode !== 32) || event.altKey || event.ctrlKey || event.metaKey ) return;
|
|||
|
|
|
|||
|
|
// While paused only allow resume keyboard events; 'b', 'v', '.'
|
|||
|
|
var resumeKeyCodes = [66,86,190,191];
|
|||
|
|
var key;
|
|||
|
|
|
|||
|
|
// Custom key bindings for togglePause should be able to resume
|
|||
|
|
if( typeof config.keyboard === 'object' ) {
|
|||
|
|
for( key in config.keyboard ) {
|
|||
|
|
if( config.keyboard[key] === 'togglePause' ) {
|
|||
|
|
resumeKeyCodes.push( parseInt( key, 10 ) );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( isPaused() && resumeKeyCodes.indexOf( event.keyCode ) === -1 ) {
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var triggered = false;
|
|||
|
|
|
|||
|
|
// 1. User defined key bindings
|
|||
|
|
if( typeof config.keyboard === 'object' ) {
|
|||
|
|
|
|||
|
|
for( key in config.keyboard ) {
|
|||
|
|
|
|||
|
|
// Check if this binding matches the pressed key
|
|||
|
|
if( parseInt( key, 10 ) === event.keyCode ) {
|
|||
|
|
|
|||
|
|
var value = config.keyboard[ key ];
|
|||
|
|
|
|||
|
|
// Callback function
|
|||
|
|
if( typeof value === 'function' ) {
|
|||
|
|
value.apply( null, [ event ] );
|
|||
|
|
}
|
|||
|
|
// String shortcuts to reveal.js API
|
|||
|
|
else if( typeof value === 'string' && typeof Reveal[ value ] === 'function' ) {
|
|||
|
|
Reveal[ value ].call();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
triggered = true;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 2. System defined key bindings
|
|||
|
|
if( triggered === false ) {
|
|||
|
|
|
|||
|
|
// Assume true and try to prove false
|
|||
|
|
triggered = true;
|
|||
|
|
|
|||
|
|
switch( event.keyCode ) {
|
|||
|
|
// p, page up
|
|||
|
|
case 80: case 33: navigatePrev(); break;
|
|||
|
|
// n, page down
|
|||
|
|
case 78: case 34: navigateNext(); break;
|
|||
|
|
// h, left
|
|||
|
|
case 72: case 37: navigateLeft(); break;
|
|||
|
|
// l, right
|
|||
|
|
case 76: case 39: navigateRight(); break;
|
|||
|
|
// k, up
|
|||
|
|
case 75: case 38: navigateUp(); break;
|
|||
|
|
// j, down
|
|||
|
|
case 74: case 40: navigateDown(); break;
|
|||
|
|
// home
|
|||
|
|
case 36: slide( 0 ); break;
|
|||
|
|
// end
|
|||
|
|
case 35: slide( Number.MAX_VALUE ); break;
|
|||
|
|
// space
|
|||
|
|
case 32: isOverview() ? deactivateOverview() : event.shiftKey ? navigatePrev() : navigateNext(); break;
|
|||
|
|
// return
|
|||
|
|
case 13: isOverview() ? deactivateOverview() : triggered = false; break;
|
|||
|
|
// two-spot, semicolon, b, v, period, Logitech presenter tools "black screen" button
|
|||
|
|
case 58: case 59: case 66: case 86: case 190: case 191: togglePause(); break;
|
|||
|
|
// f
|
|||
|
|
case 70: enterFullscreen(); break;
|
|||
|
|
// a
|
|||
|
|
case 65: if ( config.autoSlideStoppable ) toggleAutoSlide( autoSlideWasPaused ); break;
|
|||
|
|
default:
|
|||
|
|
triggered = false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If the input resulted in a triggered action we should prevent
|
|||
|
|
// the browsers default behavior
|
|||
|
|
if( triggered ) {
|
|||
|
|
event.preventDefault && event.preventDefault();
|
|||
|
|
}
|
|||
|
|
// ESC or O key
|
|||
|
|
else if ( ( event.keyCode === 27 || event.keyCode === 79 ) && features.transforms3d ) {
|
|||
|
|
if( dom.overlay ) {
|
|||
|
|
closeOverlay();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
toggleOverview();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
event.preventDefault && event.preventDefault();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If auto-sliding is enabled we need to cue up
|
|||
|
|
// another timeout
|
|||
|
|
cueAutoSlide();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the 'touchstart' event, enables support for
|
|||
|
|
* swipe and pinch gestures.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onTouchStart( event ) {
|
|||
|
|
|
|||
|
|
if( isSwipePrevented( event.target ) ) return true;
|
|||
|
|
|
|||
|
|
touch.startX = event.touches[0].clientX;
|
|||
|
|
touch.startY = event.touches[0].clientY;
|
|||
|
|
touch.startCount = event.touches.length;
|
|||
|
|
|
|||
|
|
// If there's two touches we need to memorize the distance
|
|||
|
|
// between those two points to detect pinching
|
|||
|
|
if( event.touches.length === 2 && config.overview ) {
|
|||
|
|
touch.startSpan = distanceBetween( {
|
|||
|
|
x: event.touches[1].clientX,
|
|||
|
|
y: event.touches[1].clientY
|
|||
|
|
}, {
|
|||
|
|
x: touch.startX,
|
|||
|
|
y: touch.startY
|
|||
|
|
} );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the 'touchmove' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onTouchMove( event ) {
|
|||
|
|
|
|||
|
|
if( isSwipePrevented( event.target ) ) return true;
|
|||
|
|
|
|||
|
|
// Each touch should only trigger one action
|
|||
|
|
if( !touch.captured ) {
|
|||
|
|
onUserInput( event );
|
|||
|
|
|
|||
|
|
var currentX = event.touches[0].clientX;
|
|||
|
|
var currentY = event.touches[0].clientY;
|
|||
|
|
|
|||
|
|
// If the touch started with two points and still has
|
|||
|
|
// two active touches; test for the pinch gesture
|
|||
|
|
if( event.touches.length === 2 && touch.startCount === 2 && config.overview ) {
|
|||
|
|
|
|||
|
|
// The current distance in pixels between the two touch points
|
|||
|
|
var currentSpan = distanceBetween( {
|
|||
|
|
x: event.touches[1].clientX,
|
|||
|
|
y: event.touches[1].clientY
|
|||
|
|
}, {
|
|||
|
|
x: touch.startX,
|
|||
|
|
y: touch.startY
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// If the span is larger than the desire amount we've got
|
|||
|
|
// ourselves a pinch
|
|||
|
|
if( Math.abs( touch.startSpan - currentSpan ) > touch.threshold ) {
|
|||
|
|
touch.captured = true;
|
|||
|
|
|
|||
|
|
if( currentSpan < touch.startSpan ) {
|
|||
|
|
activateOverview();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
deactivateOverview();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
event.preventDefault();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
// There was only one touch point, look for a swipe
|
|||
|
|
else if( event.touches.length === 1 && touch.startCount !== 2 ) {
|
|||
|
|
|
|||
|
|
var deltaX = currentX - touch.startX,
|
|||
|
|
deltaY = currentY - touch.startY;
|
|||
|
|
|
|||
|
|
if( deltaX > touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
|
|||
|
|
touch.captured = true;
|
|||
|
|
navigateLeft();
|
|||
|
|
}
|
|||
|
|
else if( deltaX < -touch.threshold && Math.abs( deltaX ) > Math.abs( deltaY ) ) {
|
|||
|
|
touch.captured = true;
|
|||
|
|
navigateRight();
|
|||
|
|
}
|
|||
|
|
else if( deltaY > touch.threshold ) {
|
|||
|
|
touch.captured = true;
|
|||
|
|
navigateUp();
|
|||
|
|
}
|
|||
|
|
else if( deltaY < -touch.threshold ) {
|
|||
|
|
touch.captured = true;
|
|||
|
|
navigateDown();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If we're embedded, only block touch events if they have
|
|||
|
|
// triggered an action
|
|||
|
|
if( config.embedded ) {
|
|||
|
|
if( touch.captured || isVerticalSlide( currentSlide ) ) {
|
|||
|
|
event.preventDefault();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Not embedded? Block them all to avoid needless tossing
|
|||
|
|
// around of the viewport in iOS
|
|||
|
|
else {
|
|||
|
|
event.preventDefault();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// There's a bug with swiping on some Android devices unless
|
|||
|
|
// the default action is always prevented
|
|||
|
|
else if( UA.match( /android/gi ) ) {
|
|||
|
|
event.preventDefault();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the 'touchend' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onTouchEnd( event ) {
|
|||
|
|
|
|||
|
|
touch.captured = false;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Convert pointer down to touch start.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onPointerDown( event ) {
|
|||
|
|
|
|||
|
|
if( event.pointerType === event.MSPOINTER_TYPE_TOUCH || event.pointerType === "touch" ) {
|
|||
|
|
event.touches = [{ clientX: event.clientX, clientY: event.clientY }];
|
|||
|
|
onTouchStart( event );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Convert pointer move to touch move.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onPointerMove( event ) {
|
|||
|
|
|
|||
|
|
if( event.pointerType === event.MSPOINTER_TYPE_TOUCH || event.pointerType === "touch" ) {
|
|||
|
|
event.touches = [{ clientX: event.clientX, clientY: event.clientY }];
|
|||
|
|
onTouchMove( event );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Convert pointer up to touch end.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onPointerUp( event ) {
|
|||
|
|
|
|||
|
|
if( event.pointerType === event.MSPOINTER_TYPE_TOUCH || event.pointerType === "touch" ) {
|
|||
|
|
event.touches = [{ clientX: event.clientX, clientY: event.clientY }];
|
|||
|
|
onTouchEnd( event );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handles mouse wheel scrolling, throttled to avoid skipping
|
|||
|
|
* multiple slides.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onDocumentMouseScroll( event ) {
|
|||
|
|
|
|||
|
|
if( Date.now() - lastMouseWheelStep > 600 ) {
|
|||
|
|
|
|||
|
|
lastMouseWheelStep = Date.now();
|
|||
|
|
|
|||
|
|
var delta = event.detail || -event.wheelDelta;
|
|||
|
|
if( delta > 0 ) {
|
|||
|
|
navigateNext();
|
|||
|
|
}
|
|||
|
|
else if( delta < 0 ) {
|
|||
|
|
navigatePrev();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Clicking on the progress bar results in a navigation to the
|
|||
|
|
* closest approximate horizontal slide using this equation:
|
|||
|
|
*
|
|||
|
|
* ( clickX / presentationWidth ) * numberOfSlides
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onProgressClicked( event ) {
|
|||
|
|
|
|||
|
|
onUserInput( event );
|
|||
|
|
|
|||
|
|
event.preventDefault();
|
|||
|
|
|
|||
|
|
var slidesTotal = toArray( dom.wrapper.querySelectorAll( HORIZONTAL_SLIDES_SELECTOR ) ).length;
|
|||
|
|
var slideIndex = Math.floor( ( event.clientX / dom.wrapper.offsetWidth ) * slidesTotal );
|
|||
|
|
|
|||
|
|
if( config.rtl ) {
|
|||
|
|
slideIndex = slidesTotal - slideIndex;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
slide( slideIndex );
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Event handler for navigation control buttons.
|
|||
|
|
*/
|
|||
|
|
function onNavigateLeftClicked( event ) { event.preventDefault(); onUserInput(); navigateLeft(); }
|
|||
|
|
function onNavigateRightClicked( event ) { event.preventDefault(); onUserInput(); navigateRight(); }
|
|||
|
|
function onNavigateUpClicked( event ) { event.preventDefault(); onUserInput(); navigateUp(); }
|
|||
|
|
function onNavigateDownClicked( event ) { event.preventDefault(); onUserInput(); navigateDown(); }
|
|||
|
|
function onNavigatePrevClicked( event ) { event.preventDefault(); onUserInput(); navigatePrev(); }
|
|||
|
|
function onNavigateNextClicked( event ) { event.preventDefault(); onUserInput(); navigateNext(); }
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the window level 'hashchange' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} [event]
|
|||
|
|
*/
|
|||
|
|
function onWindowHashChange( event ) {
|
|||
|
|
|
|||
|
|
readURL();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handler for the window level 'resize' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} [event]
|
|||
|
|
*/
|
|||
|
|
function onWindowResize( event ) {
|
|||
|
|
|
|||
|
|
layout();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handle for the window level 'visibilitychange' event.
|
|||
|
|
*
|
|||
|
|
* @param {object} [event]
|
|||
|
|
*/
|
|||
|
|
function onPageVisibilityChange( event ) {
|
|||
|
|
|
|||
|
|
var isHidden = document.webkitHidden ||
|
|||
|
|
document.msHidden ||
|
|||
|
|
document.hidden;
|
|||
|
|
|
|||
|
|
// If, after clicking a link or similar and we're coming back,
|
|||
|
|
// focus the document.body to ensure we can use keyboard shortcuts
|
|||
|
|
if( isHidden === false && document.activeElement !== document.body ) {
|
|||
|
|
// Not all elements support .blur() - SVGs among them.
|
|||
|
|
if( typeof document.activeElement.blur === 'function' ) {
|
|||
|
|
document.activeElement.blur();
|
|||
|
|
}
|
|||
|
|
document.body.focus();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Invoked when a slide is and we're in the overview.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onOverviewSlideClicked( event ) {
|
|||
|
|
|
|||
|
|
// TODO There's a bug here where the event listeners are not
|
|||
|
|
// removed after deactivating the overview.
|
|||
|
|
if( eventsAreBound && isOverview() ) {
|
|||
|
|
event.preventDefault();
|
|||
|
|
|
|||
|
|
var element = event.target;
|
|||
|
|
|
|||
|
|
while( element && !element.nodeName.match( /section/gi ) ) {
|
|||
|
|
element = element.parentNode;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( element && !element.classList.contains( 'disabled' ) ) {
|
|||
|
|
|
|||
|
|
deactivateOverview();
|
|||
|
|
|
|||
|
|
if( element.nodeName.match( /section/gi ) ) {
|
|||
|
|
var h = parseInt( element.getAttribute( 'data-index-h' ), 10 ),
|
|||
|
|
v = parseInt( element.getAttribute( 'data-index-v' ), 10 );
|
|||
|
|
|
|||
|
|
slide( h, v );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handles clicks on links that are set to preview in the
|
|||
|
|
* iframe overlay.
|
|||
|
|
*
|
|||
|
|
* @param {object} event
|
|||
|
|
*/
|
|||
|
|
function onPreviewLinkClicked( event ) {
|
|||
|
|
|
|||
|
|
if( event.currentTarget && event.currentTarget.hasAttribute( 'href' ) ) {
|
|||
|
|
var url = event.currentTarget.getAttribute( 'href' );
|
|||
|
|
if( url ) {
|
|||
|
|
showPreview( url );
|
|||
|
|
event.preventDefault();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Handles click on the auto-sliding controls element.
|
|||
|
|
*
|
|||
|
|
* @param {object} [event]
|
|||
|
|
*/
|
|||
|
|
function onAutoSlidePlayerClick( event ) {
|
|||
|
|
|
|||
|
|
// Replay
|
|||
|
|
if( Reveal.isLastSlide() && config.loop === false ) {
|
|||
|
|
slide( 0, 0 );
|
|||
|
|
resumeAutoSlide();
|
|||
|
|
}
|
|||
|
|
// Resume
|
|||
|
|
else if( autoSlidePaused ) {
|
|||
|
|
resumeAutoSlide();
|
|||
|
|
}
|
|||
|
|
// Pause
|
|||
|
|
else {
|
|||
|
|
pauseAutoSlide();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
// ------------------------ PLAYBACK COMPONENT ------------------------//
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Constructor for the playback component, which displays
|
|||
|
|
* play/pause/progress controls.
|
|||
|
|
*
|
|||
|
|
* @param {HTMLElement} container The component will append
|
|||
|
|
* itself to this
|
|||
|
|
* @param {function} progressCheck A method which will be
|
|||
|
|
* called frequently to get the current progress on a range
|
|||
|
|
* of 0-1
|
|||
|
|
*/
|
|||
|
|
function Playback( container, progressCheck ) {
|
|||
|
|
|
|||
|
|
// Cosmetics
|
|||
|
|
this.diameter = 100;
|
|||
|
|
this.diameter2 = this.diameter/2;
|
|||
|
|
this.thickness = 6;
|
|||
|
|
|
|||
|
|
// Flags if we are currently playing
|
|||
|
|
this.playing = false;
|
|||
|
|
|
|||
|
|
// Current progress on a 0-1 range
|
|||
|
|
this.progress = 0;
|
|||
|
|
|
|||
|
|
// Used to loop the animation smoothly
|
|||
|
|
this.progressOffset = 1;
|
|||
|
|
|
|||
|
|
this.container = container;
|
|||
|
|
this.progressCheck = progressCheck;
|
|||
|
|
|
|||
|
|
this.canvas = document.createElement( 'canvas' );
|
|||
|
|
this.canvas.className = 'playback';
|
|||
|
|
this.canvas.width = this.diameter;
|
|||
|
|
this.canvas.height = this.diameter;
|
|||
|
|
this.canvas.style.width = this.diameter2 + 'px';
|
|||
|
|
this.canvas.style.height = this.diameter2 + 'px';
|
|||
|
|
this.context = this.canvas.getContext( '2d' );
|
|||
|
|
|
|||
|
|
this.container.appendChild( this.canvas );
|
|||
|
|
|
|||
|
|
this.render();
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @param value
|
|||
|
|
*/
|
|||
|
|
Playback.prototype.setPlaying = function( value ) {
|
|||
|
|
|
|||
|
|
var wasPlaying = this.playing;
|
|||
|
|
|
|||
|
|
this.playing = value;
|
|||
|
|
|
|||
|
|
// Start repainting if we weren't already
|
|||
|
|
if( !wasPlaying && this.playing ) {
|
|||
|
|
this.animate();
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
this.render();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
Playback.prototype.animate = function() {
|
|||
|
|
|
|||
|
|
var progressBefore = this.progress;
|
|||
|
|
|
|||
|
|
this.progress = this.progressCheck();
|
|||
|
|
|
|||
|
|
// When we loop, offset the progress so that it eases
|
|||
|
|
// smoothly rather than immediately resetting
|
|||
|
|
if( progressBefore > 0.8 && this.progress < 0.2 ) {
|
|||
|
|
this.progressOffset = this.progress;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
this.render();
|
|||
|
|
|
|||
|
|
if( this.playing ) {
|
|||
|
|
features.requestAnimationFrameMethod.call( window, this.animate.bind( this ) );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Renders the current progress and playback state.
|
|||
|
|
*/
|
|||
|
|
Playback.prototype.render = function() {
|
|||
|
|
|
|||
|
|
var progress = this.playing ? this.progress : 0,
|
|||
|
|
radius = ( this.diameter2 ) - this.thickness,
|
|||
|
|
x = this.diameter2,
|
|||
|
|
y = this.diameter2,
|
|||
|
|
iconSize = 28;
|
|||
|
|
|
|||
|
|
// Ease towards 1
|
|||
|
|
this.progressOffset += ( 1 - this.progressOffset ) * 0.1;
|
|||
|
|
|
|||
|
|
var endAngle = ( - Math.PI / 2 ) + ( progress * ( Math.PI * 2 ) );
|
|||
|
|
var startAngle = ( - Math.PI / 2 ) + ( this.progressOffset * ( Math.PI * 2 ) );
|
|||
|
|
|
|||
|
|
this.context.save();
|
|||
|
|
this.context.clearRect( 0, 0, this.diameter, this.diameter );
|
|||
|
|
|
|||
|
|
// Solid background color
|
|||
|
|
this.context.beginPath();
|
|||
|
|
this.context.arc( x, y, radius + 4, 0, Math.PI * 2, false );
|
|||
|
|
this.context.fillStyle = 'rgba( 0, 0, 0, 0.4 )';
|
|||
|
|
this.context.fill();
|
|||
|
|
|
|||
|
|
// Draw progress track
|
|||
|
|
this.context.beginPath();
|
|||
|
|
this.context.arc( x, y, radius, 0, Math.PI * 2, false );
|
|||
|
|
this.context.lineWidth = this.thickness;
|
|||
|
|
this.context.strokeStyle = 'rgba( 255, 255, 255, 0.2 )';
|
|||
|
|
this.context.stroke();
|
|||
|
|
|
|||
|
|
if( this.playing ) {
|
|||
|
|
// Draw progress on top of track
|
|||
|
|
this.context.beginPath();
|
|||
|
|
this.context.arc( x, y, radius, startAngle, endAngle, false );
|
|||
|
|
this.context.lineWidth = this.thickness;
|
|||
|
|
this.context.strokeStyle = '#fff';
|
|||
|
|
this.context.stroke();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
this.context.translate( x - ( iconSize / 2 ), y - ( iconSize / 2 ) );
|
|||
|
|
|
|||
|
|
// Draw play/pause icons
|
|||
|
|
if( this.playing ) {
|
|||
|
|
this.context.fillStyle = '#fff';
|
|||
|
|
this.context.fillRect( 0, 0, iconSize / 2 - 4, iconSize );
|
|||
|
|
this.context.fillRect( iconSize / 2 + 4, 0, iconSize / 2 - 4, iconSize );
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
this.context.beginPath();
|
|||
|
|
this.context.translate( 4, 0 );
|
|||
|
|
this.context.moveTo( 0, 0 );
|
|||
|
|
this.context.lineTo( iconSize - 4, iconSize / 2 );
|
|||
|
|
this.context.lineTo( 0, iconSize );
|
|||
|
|
this.context.fillStyle = '#fff';
|
|||
|
|
this.context.fill();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
this.context.restore();
|
|||
|
|
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
Playback.prototype.on = function( type, listener ) {
|
|||
|
|
this.canvas.addEventListener( type, listener, false );
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
Playback.prototype.off = function( type, listener ) {
|
|||
|
|
this.canvas.removeEventListener( type, listener, false );
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
Playback.prototype.destroy = function() {
|
|||
|
|
|
|||
|
|
this.playing = false;
|
|||
|
|
|
|||
|
|
if( this.canvas.parentNode ) {
|
|||
|
|
this.container.removeChild( this.canvas );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
// ------------------------------- API --------------------------------//
|
|||
|
|
// --------------------------------------------------------------------//
|
|||
|
|
|
|||
|
|
|
|||
|
|
Reveal = {
|
|||
|
|
VERSION: VERSION,
|
|||
|
|
|
|||
|
|
initialize: initialize,
|
|||
|
|
configure: configure,
|
|||
|
|
sync: sync,
|
|||
|
|
|
|||
|
|
// Navigation methods
|
|||
|
|
slide: slide,
|
|||
|
|
left: navigateLeft,
|
|||
|
|
right: navigateRight,
|
|||
|
|
up: navigateUp,
|
|||
|
|
down: navigateDown,
|
|||
|
|
prev: navigatePrev,
|
|||
|
|
next: navigateNext,
|
|||
|
|
|
|||
|
|
// Fragment methods
|
|||
|
|
navigateFragment: navigateFragment,
|
|||
|
|
prevFragment: previousFragment,
|
|||
|
|
nextFragment: nextFragment,
|
|||
|
|
|
|||
|
|
// Deprecated aliases
|
|||
|
|
navigateTo: slide,
|
|||
|
|
navigateLeft: navigateLeft,
|
|||
|
|
navigateRight: navigateRight,
|
|||
|
|
navigateUp: navigateUp,
|
|||
|
|
navigateDown: navigateDown,
|
|||
|
|
navigatePrev: navigatePrev,
|
|||
|
|
navigateNext: navigateNext,
|
|||
|
|
|
|||
|
|
// Forces an update in slide layout
|
|||
|
|
layout: layout,
|
|||
|
|
|
|||
|
|
// Randomizes the order of slides
|
|||
|
|
shuffle: shuffle,
|
|||
|
|
|
|||
|
|
// Returns an object with the available routes as booleans (left/right/top/bottom)
|
|||
|
|
availableRoutes: availableRoutes,
|
|||
|
|
|
|||
|
|
// Returns an object with the available fragments as booleans (prev/next)
|
|||
|
|
availableFragments: availableFragments,
|
|||
|
|
|
|||
|
|
// Toggles a help overlay with keyboard shortcuts
|
|||
|
|
toggleHelp: toggleHelp,
|
|||
|
|
|
|||
|
|
// Toggles the overview mode on/off
|
|||
|
|
toggleOverview: toggleOverview,
|
|||
|
|
|
|||
|
|
// Toggles the "black screen" mode on/off
|
|||
|
|
togglePause: togglePause,
|
|||
|
|
|
|||
|
|
// Toggles the auto slide mode on/off
|
|||
|
|
toggleAutoSlide: toggleAutoSlide,
|
|||
|
|
|
|||
|
|
// State checks
|
|||
|
|
isOverview: isOverview,
|
|||
|
|
isPaused: isPaused,
|
|||
|
|
isAutoSliding: isAutoSliding,
|
|||
|
|
isSpeakerNotes: isSpeakerNotes,
|
|||
|
|
|
|||
|
|
// Slide preloading
|
|||
|
|
loadSlide: loadSlide,
|
|||
|
|
unloadSlide: unloadSlide,
|
|||
|
|
|
|||
|
|
// Adds or removes all internal event listeners (such as keyboard)
|
|||
|
|
addEventListeners: addEventListeners,
|
|||
|
|
removeEventListeners: removeEventListeners,
|
|||
|
|
|
|||
|
|
// Facility for persisting and restoring the presentation state
|
|||
|
|
getState: getState,
|
|||
|
|
setState: setState,
|
|||
|
|
|
|||
|
|
// Presentation progress
|
|||
|
|
getSlidePastCount: getSlidePastCount,
|
|||
|
|
|
|||
|
|
// Presentation progress on range of 0-1
|
|||
|
|
getProgress: getProgress,
|
|||
|
|
|
|||
|
|
// Returns the indices of the current, or specified, slide
|
|||
|
|
getIndices: getIndices,
|
|||
|
|
|
|||
|
|
// Returns an Array of all slides
|
|||
|
|
getSlides: getSlides,
|
|||
|
|
|
|||
|
|
// Returns the total number of slides
|
|||
|
|
getTotalSlides: getTotalSlides,
|
|||
|
|
|
|||
|
|
// Returns the slide element at the specified index
|
|||
|
|
getSlide: getSlide,
|
|||
|
|
|
|||
|
|
// Returns the slide background element at the specified index
|
|||
|
|
getSlideBackground: getSlideBackground,
|
|||
|
|
|
|||
|
|
// Returns the speaker notes string for a slide, or null
|
|||
|
|
getSlideNotes: getSlideNotes,
|
|||
|
|
|
|||
|
|
// Returns the previous slide element, may be null
|
|||
|
|
getPreviousSlide: function() {
|
|||
|
|
return previousSlide;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Returns the current slide element
|
|||
|
|
getCurrentSlide: function() {
|
|||
|
|
return currentSlide;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Returns the current scale of the presentation content
|
|||
|
|
getScale: function() {
|
|||
|
|
return scale;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Returns the current configuration object
|
|||
|
|
getConfig: function() {
|
|||
|
|
return config;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Helper method, retrieves query string as a key/value hash
|
|||
|
|
getQueryHash: function() {
|
|||
|
|
var query = {};
|
|||
|
|
|
|||
|
|
location.search.replace( /[A-Z0-9]+?=([\w\.%-]*)/gi, function(a) {
|
|||
|
|
query[ a.split( '=' ).shift() ] = a.split( '=' ).pop();
|
|||
|
|
} );
|
|||
|
|
|
|||
|
|
// Basic deserialization
|
|||
|
|
for( var i in query ) {
|
|||
|
|
var value = query[ i ];
|
|||
|
|
|
|||
|
|
query[ i ] = deserialize( unescape( value ) );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return query;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Returns true if we're currently on the first slide
|
|||
|
|
isFirstSlide: function() {
|
|||
|
|
return ( indexh === 0 && indexv === 0 );
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Returns true if we're currently on the last slide
|
|||
|
|
isLastSlide: function() {
|
|||
|
|
if( currentSlide ) {
|
|||
|
|
// Does this slide has next a sibling?
|
|||
|
|
if( currentSlide.nextElementSibling ) return false;
|
|||
|
|
|
|||
|
|
// If it's vertical, does its parent have a next sibling?
|
|||
|
|
if( isVerticalSlide( currentSlide ) && currentSlide.parentNode.nextElementSibling ) return false;
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Checks if reveal.js has been loaded and is ready for use
|
|||
|
|
isReady: function() {
|
|||
|
|
return loaded;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Forward event binding to the reveal DOM element
|
|||
|
|
addEventListener: function( type, listener, useCapture ) {
|
|||
|
|
if( 'addEventListener' in window ) {
|
|||
|
|
( dom.wrapper || document.querySelector( '.reveal' ) ).addEventListener( type, listener, useCapture );
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
removeEventListener: function( type, listener, useCapture ) {
|
|||
|
|
if( 'addEventListener' in window ) {
|
|||
|
|
( dom.wrapper || document.querySelector( '.reveal' ) ).removeEventListener( type, listener, useCapture );
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Programatically triggers a keyboard event
|
|||
|
|
triggerKey: function( keyCode ) {
|
|||
|
|
onDocumentKeyDown( { keyCode: keyCode } );
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
// Registers a new shortcut to include in the help overlay
|
|||
|
|
registerKeyboardShortcut: function( key, value ) {
|
|||
|
|
keyboardShortcuts[key] = value;
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
return Reveal;
|
|||
|
|
|
|||
|
|
}));
|
|||
|
|
</script>
|
|||
|
|
|
|||
|
|
<script>
|
|||
|
|
|
|||
|
|
// Full list of configuration options available at:
|
|||
|
|
// https://github.com/hakimel/reveal.js#configuration
|
|||
|
|
Reveal.initialize({
|
|||
|
|
// Display the page number of the current slide
|
|||
|
|
slideNumber: true,
|
|||
|
|
// Push each slide change to the browser history
|
|||
|
|
history: true,
|
|||
|
|
// The "normal" size of the presentation, aspect ratio will be preserved
|
|||
|
|
// when the presentation is scaled to fit different resolutions. Can be
|
|||
|
|
// specified using percentage units.
|
|||
|
|
width: 1920,
|
|||
|
|
height: 1080,
|
|||
|
|
// Factor of the display size that should remain empty around the content
|
|||
|
|
margin: 0.2,
|
|||
|
|
|
|||
|
|
// Optional reveal.js plugins
|
|||
|
|
dependencies: [
|
|||
|
|
{ src: 'reveal.js/lib/js/classList.js', condition: function() { return !document.body.classList; } },
|
|||
|
|
{ src: 'reveal.js/plugin/zoom-js/zoom.js', async: true },
|
|||
|
|
{ src: 'reveal.js/plugin/notes/notes.js', async: true }
|
|||
|
|
]
|
|||
|
|
});
|
|||
|
|
</script>
|
|||
|
|
</body>
|
|||
|
|
</html>
|