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Fonts: Added UI to edit FreeType loader flags. Added ImFontAtlasBuildReloadAll() / ImFontAtlasBuildReloadFont()

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ocornut 2025-03-06 20:34:18 +01:00
parent 40f988ce2a
commit 41a0e991f0
5 changed files with 66 additions and 8 deletions
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26
imgui.cpp
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@ -15639,7 +15639,7 @@ static void MetricsHelpMarker(const char* desc)
}
#ifdef IMGUI_ENABLE_FREETYPE
namespace ImGuiFreeType { IMGUI_API const ImFontLoader* GetFontLoader(); }
namespace ImGuiFreeType { IMGUI_API const ImFontLoader* GetFontLoader(); IMGUI_API bool DebugEditFontBuilderFlags(unsigned int* p_font_builder_flags); }
#endif
// [DEBUG] List fonts in a font atlas and display its texture
@ -15682,6 +15682,12 @@ void ImGui::ShowFontAtlas(ImFontAtlas* atlas)
const ImFontLoader* loader_freetype = ImGuiFreeType::GetFontLoader();
if (RadioButton("FreeType", loader_current == loader_freetype))
ImFontAtlasBuildSetupFontLoader(atlas, loader_freetype);
if (loader_current == loader_freetype)
{
Text("Shared FreeType Loader Flags:");
if (ImGuiFreeType::DebugEditFontBuilderFlags(&atlas->FontBuilderFlags))
ImFontAtlasBuildReloadAll(atlas);
}
#else
BeginDisabled();
RadioButton("FreeType", false);
@ -16585,10 +16591,24 @@ void ImGui::DebugNodeFont(ImFont* font)
char c_str[5];
Text("Fallback character: '%s' (U+%04X)", ImTextCharToUtf8(c_str, font->FallbackChar), font->FallbackChar);
Text("Ellipsis character: '%s' (U+%04X)", ImTextCharToUtf8(c_str, font->EllipsisChar), font->EllipsisChar);
for (int src_n = 0; src_n < font->SourcesCount; src_n++)
if (ImFontConfig* src = &font->Sources[src_n])
BulletText("Input %d: \'%s\', Oversample: %d,%d, PixelSnapH: %d, Offset: (%.1f,%.1f)",
src_n, src->Name, src->OversampleH, src->OversampleV, src->PixelSnapH, src->GlyphOffset.x, src->GlyphOffset.y);
if (TreeNode(src, "Input %d: \'%s\', Oversample: %d,%d, PixelSnapH: %d, Offset: (%.1f,%.1f)",
src_n, src->Name, src->OversampleH, src->OversampleV, src->PixelSnapH, src->GlyphOffset.x, src->GlyphOffset.y))
{
const ImFontLoader* loader = src->FontLoader ? src->FontLoader : atlas->FontLoader;
Text("Loader: '%s'", loader->Name ? loader->Name : "N/A");
#ifdef IMGUI_ENABLE_FREETYPE
if (loader->Name != NULL && strcmp(loader->Name, "FreeType") == 0)
{
Text("FreeType Loader Flags: 0x%08X", src->FontBuilderFlags);
if (ImGuiFreeType::DebugEditFontBuilderFlags(&src->FontBuilderFlags))
ImFontAtlasBuildReloadFont(atlas, src);
}
#endif
TreePop();
}
// Display all glyphs of the fonts in separate pages of 256 characters
for (int baked_n = 0; baked_n < atlas->Builder->BakedPool.Size; baked_n++)