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Tweaks, comments around ImFontAtlas

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Removed unsigned int from API
This commit is contained in:
ocornut 2015-05-12 09:08:47 +01:00
parent 515e0c6122
commit 9be3319653
2 changed files with 11 additions and 11 deletions
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18
imgui.cpp
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@ -8470,8 +8470,8 @@ ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels,
return font;
}
// NB: ownership of 'data' is given to ImFontAtlas which will clear it.
ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* in_ttf_data, unsigned int in_ttf_data_size, float size_pixels, const ImWchar* glyph_ranges, int font_no)
// Transfer ownership of 'ttf_data' to ImFontAtlas, will be deleted after Build()
ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float size_pixels, const ImWchar* glyph_ranges, int font_no)
{
// Create new font
ImFont* font = (ImFont*)ImGui::MemAlloc(sizeof(ImFont));
@ -8482,8 +8482,8 @@ ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* in_ttf_data, unsigned int in_ttf
ImFontAtlasData* data = (ImFontAtlasData*)ImGui::MemAlloc(sizeof(ImFontAtlasData));
memset(data, 0, sizeof(ImFontAtlasData));
data->OutFont = font;
data->TTFData = in_ttf_data;
data->TTFDataSize = in_ttf_data_size;
data->TTFData = ttf_data;
data->TTFDataSize = (size_t)ttf_size;
data->SizePixels = size_pixels;
data->GlyphRanges = glyph_ranges;
data->FontNo = font_no;
@ -8495,15 +8495,15 @@ ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* in_ttf_data, unsigned int in_ttf
return font;
}
ImFont* ImFontAtlas::AddFontFromMemoryCompressedTTF(const void* in_compressed_ttf_data, unsigned int in_compressed_ttf_data_size, float size_pixels, const ImWchar* glyph_ranges, int font_no)
ImFont* ImFontAtlas::AddFontFromMemoryCompressedTTF(const void* compressed_ttf_data, int compressed_ttf_size, float size_pixels, const ImWchar* glyph_ranges, int font_no)
{
// Decompress
const size_t buf_decompressed_size = stb_decompress_length((unsigned char*)in_compressed_ttf_data);
unsigned char* buf_decompressed = (unsigned char *)ImGui::MemAlloc(buf_decompressed_size);
stb_decompress(buf_decompressed, (unsigned char*)in_compressed_ttf_data, in_compressed_ttf_data_size);
const size_t 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, (unsigned int)buf_decompressed_size, size_pixels, glyph_ranges, font_no);
ImFont* font = AddFontFromMemoryTTF(buf_decompressed_data, (int)buf_decompressed_size, size_pixels, glyph_ranges, font_no);
return font;
}

4
imgui.h
View File

@ -967,8 +967,8 @@ struct ImFontAtlas
IMGUI_API ~ImFontAtlas();
IMGUI_API ImFont* AddFontDefault();
IMGUI_API ImFont* AddFontFromFileTTF(const char* filename, float size_pixels, const ImWchar* glyph_ranges = NULL, int font_no = 0);
IMGUI_API ImFont* AddFontFromMemoryTTF(void* in_ttf_data, unsigned int in_ttf_data_size, float size_pixels, const ImWchar* glyph_ranges = NULL, int font_no = 0); // Pass ownership of 'in_ttf_data' memory, will be deleted after build
IMGUI_API ImFont* AddFontFromMemoryCompressedTTF(const void* in_compressed_ttf_data, unsigned int in_compressed_ttf_data_size, float size_pixels, const ImWchar* glyph_ranges = NULL, int font_no = 0); // 'in_compressed_ttf_data' untouched and still owned by caller. compress with binary_to_compressed_c.
IMGUI_API ImFont* AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float size_pixels, const ImWchar* glyph_ranges = NULL, int font_no = 0); // Transfer ownership of 'ttf_data' to ImFontAtlas, will be deleted after Build()
IMGUI_API ImFont* AddFontFromMemoryCompressedTTF(const void* compressed_ttf_data, int compressed_ttf_size, float size_pixels, const ImWchar* glyph_ranges = NULL, int font_no = 0); // 'compressed_ttf_data' untouched and still owned by caller. Compress with binary_to_compressed_c.cpp
IMGUI_API void ClearTexData(); // Saves RAM once the texture has been copied to graphics memory.
IMGUI_API void Clear();