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Fonts: add comments and examples for GlyphExcludeRanges[].

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ocornut 2025-06-24 10:50:30 +02:00
parent 613a6a964c
commit a49ddaac89
4 changed files with 78 additions and 4 deletions
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imgui.h
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@ -3474,7 +3474,7 @@ struct ImFontConfig
ImS8 OversampleV; // 0 (1) // Rasterize at higher quality for sub-pixel positioning. 0 == auto == 1. This is not really useful as we don't use sub-pixel positions on the Y axis.
float SizePixels; // // Size in pixels for rasterizer (more or less maps to the resulting font height).
const ImWchar* GlyphRanges; // NULL // *LEGACY* THE ARRAY DATA NEEDS TO PERSIST AS LONG AS THE FONT IS ALIVE. Pointer to a user-provided list of Unicode range (2 value per range, values are inclusive, zero-terminated list).
const ImWchar* GlyphExcludeRanges; // NULL // Pointer to a VERY SHORT user-provided list of Unicode range (2 value per range, values are inclusive, zero-terminated list). This is very close to GlyphRanges[] but designed to exclude ranges from a font source, when merging fonts with overlapping glyphs. Use "Input Glyphs Overlap Detection Tool" to find about your overlapping ranges.
const ImWchar* GlyphExcludeRanges; // NULL // Pointer to a small user-provided list of Unicode ranges (2 value per range, values are inclusive, zero-terminated list). This is very close to GlyphRanges[] but designed to exclude ranges from a font source, when merging fonts with overlapping glyphs. Use "Input Glyphs Overlap Detection Tool" to find about your overlapping ranges.
//ImVec2 GlyphExtraSpacing; // 0, 0 // (REMOVED AT IT SEEMS LARGELY OBSOLETE. PLEASE REPORT IF YOU WERE USING THIS). Extra spacing (in pixels) between glyphs when rendered: essentially add to glyph->AdvanceX. Only X axis is supported for now.
ImVec2 GlyphOffset; // 0, 0 // Offset (in pixels) all glyphs from this font input. Absolute value for default size, other sizes will scale this value.
float GlyphMinAdvanceX; // 0 // Minimum AdvanceX for glyphs, set Min to align font icons, set both Min/Max to enforce mono-space font. Absolute value for default size, other sizes will scale this value.