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Font: Readme about icons

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ocornut
2016-11-06 22:53:36 +01:00
parent da9feba539
commit 3689efb726
3 changed files with 29 additions and 8 deletions
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imgui.cpp
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@@ -25,6 +25,7 @@
- How can I have multiple widgets with the same label? Can I have widget without a label? (Yes). A primer on the purpose of labels/IDs.
- How can I tell when ImGui wants my mouse/keyboard inputs and when I can pass them to my application?
- How can I load a different font than the default?
- How can I easily use icons in my application?
- How can I load multiple fonts?
- How can I display and input non-latin characters such as Chinese, Japanese, Korean, Cyrillic?
- How can I use the drawing facilities without an ImGui window? (using ImDrawList API)
@@ -406,6 +407,10 @@
io.Fonts->AddFontFromFileTTF("myfontfile.ttf", size_in_pixels);
io.Fonts->GetTexDataAsRGBA32() or GetTexDataAsAlpha8()
Q: How can I easily use icons in my application?
A: The most convenient and practical way is to merge an icon font such as FontAwesome inside you main font. Then you can refer to icons within your strings.
Read 'How can I load multiple fonts?' and the file 'extra_fonts/README.txt' for instructions.
Q: How can I load multiple fonts?
A: Use the font atlas to pack them into a single texture:
(Read extra_fonts/README.txt and the code in ImFontAtlas for more details.)
@@ -425,13 +430,13 @@
config.GlyphExtraSpacing.x = 1.0f;
io.Fonts->LoadFromFileTTF("myfontfile.ttf", size_pixels, &config);
// Combine multiple fonts into one
// Combine multiple fonts into one (e.g. for icon fonts)
ImWchar ranges[] = { 0xf000, 0xf3ff, 0 };
ImFontConfig config;
config.MergeMode = true;
io.Fonts->AddFontDefault();
io.Fonts->LoadFromFileTTF("fontawesome-webfont.ttf", 16.0f, &config, ranges);
io.Fonts->LoadFromFileTTF("myfontfile.ttf", size_pixels, NULL, &config, io.Fonts->GetGlyphRangesJapanese());
io.Fonts->LoadFromFileTTF("fontawesome-webfont.ttf", 16.0f, &config, ranges); // Merge icon font
io.Fonts->LoadFromFileTTF("myfontfile.ttf", size_pixels, NULL, &config, io.Fonts->GetGlyphRangesJapanese()); // Merge japanese glyphs
Q: How can I display and input non-Latin characters such as Chinese, Japanese, Korean, Cyrillic?
A: When loading a font, pass custom Unicode ranges to specify the glyphs to load.