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Merge branch 'master' into 2016-07-navigation

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This commit is contained in:
omar 2017-03-17 21:30:16 +01:00
commit 288dccd5a5
3 changed files with 14 additions and 9 deletions
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3
imgui.h
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@ -532,7 +532,7 @@ enum ImGuiInputTextFlags_
ImGuiInputTextFlags_CallbackAlways = 1 << 8, // Call user function every time. User code may query cursor position, modify text buffer.
ImGuiInputTextFlags_CallbackCharFilter = 1 << 9, // Call user function to filter character. Modify data->EventChar to replace/filter input, or return 1 to discard character.
ImGuiInputTextFlags_AllowTabInput = 1 << 10, // Pressing TAB input a '\t' character into the text field
ImGuiInputTextFlags_CtrlEnterForNewLine = 1 << 11, // In multi-line mode, allow exiting edition by pressing Enter. Ctrl+Enter to add new line (by default adds new lines with Enter).
ImGuiInputTextFlags_CtrlEnterForNewLine = 1 << 11, // In multi-line mode, unfocus with Enter, add new line with Ctrl+Enter (default is opposite: unfocus with Ctrl+Enter, add line with Enter).
ImGuiInputTextFlags_NoHorizontalScroll = 1 << 12, // Disable following the cursor horizontally
ImGuiInputTextFlags_AlwaysInsertMode = 1 << 13, // Insert mode
ImGuiInputTextFlags_ReadOnly = 1 << 14, // Read-only mode
@ -1413,6 +1413,7 @@ struct ImFont
ImFontConfig* ConfigData; // // Pointer within ContainerAtlas->ConfigData
ImFontAtlas* ContainerAtlas; // // What we has been loaded into
float Ascent, Descent; // // Ascent: distance from top to bottom of e.g. 'A' [0..FontSize]
int MetricsTotalSurface;// // Total surface in pixels to get an idea of the font rasterization/texture cost (not exact, we approximate the cost of padding between glyphs)
// Methods
IMGUI_API ImFont();

3
imgui_demo.cpp
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@ -1768,10 +1768,11 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref)
ImGui::SameLine(); ShowHelpMarker("Note than the default embedded font is NOT meant to be scaled.\n\nFont are currently rendered into bitmaps at a given size at the time of building the atlas. You may oversample them to get some flexibility with scaling. You can also render at multiple sizes and select which one to use at runtime.\n\n(Glimmer of hope: the atlas system should hopefully be rewritten in the future to make scaling more natural and automatic.)");
ImGui::Text("Ascent: %f, Descent: %f, Height: %f", font->Ascent, font->Descent, font->Ascent - font->Descent);
ImGui::Text("Fallback character: '%c' (%d)", font->FallbackChar, font->FallbackChar);
ImGui::Text("Texture surface: %d pixels (approx)", font->MetricsTotalSurface);
for (int config_i = 0; config_i < font->ConfigDataCount; config_i++)
{
ImFontConfig* cfg = &font->ConfigData[config_i];
ImGui::BulletText("Input %d: \'%s\'\nOversample: (%d,%d), PixelSnapH: %d", config_i, cfg->Name, cfg->OversampleH, cfg->OversampleV, cfg->PixelSnapH);
ImGui::BulletText("Input %d: \'%s\', Oversample: (%d,%d), PixelSnapH: %d", config_i, cfg->Name, cfg->OversampleH, cfg->OversampleV, cfg->PixelSnapH);
}
if (ImGui::TreeNode("Glyphs", "Glyphs (%d)", font->Glyphs.Size))
{

17
imgui_draw.cpp
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@ -1386,7 +1386,7 @@ bool ImFontAtlas::Build()
{
ImFontConfig& cfg = ConfigData[input_i];
ImFontTempBuildData& tmp = tmp_array[input_i];
ImFont* dst_font = cfg.DstFont;
ImFont* dst_font = cfg.DstFont; // We can have multiple input fonts writing into a same destination font (when using MergeMode=true)
float font_scale = stbtt_ScaleForPixelHeight(&tmp.FontInfo, cfg.SizePixels);
int unscaled_ascent, unscaled_descent, unscaled_line_gap;
@ -1403,6 +1403,7 @@ bool ImFontAtlas::Build()
dst_font->Ascent = ascent;
dst_font->Descent = descent;
dst_font->Glyphs.resize(0);
dst_font->MetricsTotalSurface = 0;
}
dst_font->ConfigDataCount++;
float off_y = (cfg.MergeMode && cfg.MergeGlyphCenterV) ? (ascent - dst_font->Ascent) * 0.5f : 0.0f;
@ -1435,6 +1436,7 @@ bool ImFontAtlas::Build()
glyph.XAdvance = (pc.xadvance + cfg.GlyphExtraSpacing.x); // Bake spacing into XAdvance
if (cfg.PixelSnapH)
glyph.XAdvance = (float)(int)(glyph.XAdvance + 0.5f);
dst_font->MetricsTotalSurface += (int)(glyph.X1 - glyph.X0 + 1.99f) * (int)(glyph.Y1 - glyph.Y0 + 1.99f); // +1 to account for average padding, +0.99 to round
}
}
cfg.DstFont->BuildLookupTable();
@ -1694,15 +1696,16 @@ void ImFont::Clear()
{
FontSize = 0.0f;
DisplayOffset = ImVec2(0.0f, 1.0f);
ConfigData = NULL;
ConfigDataCount = 0;
Ascent = Descent = 0.0f;
ContainerAtlas = NULL;
Glyphs.clear();
FallbackGlyph = NULL;
FallbackXAdvance = 0.0f;
IndexXAdvance.clear();
IndexLookup.clear();
FallbackGlyph = NULL;
FallbackXAdvance = 0.0f;
ConfigDataCount = 0;
ConfigData = NULL;
ContainerAtlas = NULL;
Ascent = Descent = 0.0f;
MetricsTotalSurface = 0;
}
void ImFont::BuildLookupTable()