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ImFont: comments, minor bits

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This commit is contained in:
ocornut 2015-07-14 15:51:19 -06:00
parent c02f9b58ef
commit 6ae8062ca0
2 changed files with 20 additions and 29 deletions
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17
imgui.cpp
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@ -9762,8 +9762,7 @@ ImFont* ImFontAtlas::AddFontDefault()
unsigned int ttf_compressed_size;
const void* ttf_compressed;
GetDefaultCompressedFontDataTTF(&ttf_compressed, &ttf_compressed_size);
ImFont* font = AddFontFromMemoryCompressedTTF(ttf_compressed, ttf_compressed_size, 13.0f, GetGlyphRangesDefault(), 0);
return font;
return AddFontFromMemoryCompressedTTF(ttf_compressed, ttf_compressed_size, 13.0f, GetGlyphRangesDefault(), 0);
}
ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels, const ImWchar* glyph_ranges, int font_no)
@ -9775,9 +9774,7 @@ ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels,
IM_ASSERT(0); // Could not load file.
return NULL;
}
ImFont* font = AddFontFromMemoryTTF(data, data_size, size_pixels, glyph_ranges, font_no);
return font;
return AddFontFromMemoryTTF(data, data_size, size_pixels, glyph_ranges, font_no);
}
// Transfer ownership of 'ttf_data' to ImFontAtlas, will be deleted after Build()
@ -9808,14 +9805,10 @@ ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float si
ImFont* ImFontAtlas::AddFontFromMemoryCompressedTTF(const void* compressed_ttf_data, int compressed_ttf_size, float size_pixels, const ImWchar* glyph_ranges, int font_no)
{
// Decompress
const unsigned int buf_decompressed_size = stb_decompress_length((unsigned char*)compressed_ttf_data);
unsigned char* buf_decompressed_data = (unsigned char *)ImGui::MemAlloc(buf_decompressed_size);
stb_decompress(buf_decompressed_data, (unsigned char*)compressed_ttf_data, (unsigned int)compressed_ttf_size);
// Add
ImFont* font = AddFontFromMemoryTTF(buf_decompressed_data, (int)buf_decompressed_size, size_pixels, glyph_ranges, font_no);
return font;
return AddFontFromMemoryTTF(buf_decompressed_data, (int)buf_decompressed_size, size_pixels, glyph_ranges, font_no);
}
bool ImFontAtlas::Build()
@ -9983,8 +9976,6 @@ bool ImFontAtlas::Build()
// Cleanup temporaries
ImGui::MemFree(buf_packedchars);
ImGui::MemFree(buf_ranges);
buf_packedchars = NULL;
buf_ranges = NULL;
// Render into our custom data block
RenderCustomTexData(1, &extra_rects);
@ -11185,7 +11176,7 @@ void ImGui::ShowTestWindow(bool* opened)
if (ImGui::TreeNode("Details"))
{
ImGui::DragFloat("font scale", &font->Scale, 0.005f, 0.3f, 2.0f, "%.1f"); // scale only this font
ImGui::Text("Ascent: %f, Descent: %f", font->Ascent, font->Descent);
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::TreePop();
}

4
imgui.h
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@ -1194,8 +1194,8 @@ struct ImFont
ImVector<Glyph> Glyphs;
const Glyph* FallbackGlyph; // == FindGlyph(FontFallbackChar)
float FallbackXAdvance; //
ImVector<float> IndexXAdvance; // Glyphs->XAdvance directly indexable (for CalcTextSize functions which are often bottleneck in large UI)
ImVector<int> IndexLookup; // Index glyphs by Unicode code-point
ImVector<float> IndexXAdvance; // Sparse. Glyphs->XAdvance directly indexable (for CalcTextSize functions which are often bottleneck in large UI)
ImVector<int> IndexLookup; // Sparse. Index glyphs by Unicode code-point
// Methods
IMGUI_API ImFont();