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86 lines
3.5 KiB
C++
86 lines
3.5 KiB
C++
#pragma once
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struct SFontData;
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class CFontData;
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#define VERBOSE_FONT_OUTPUT 0
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// const int BITMAP_FONT_LANGUAGES = XC_LANGUAGE_ENGLISH
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// |
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// XC_LANGUAGE_GERMAN | XC_LANGUAGE_FRENCH | XC_LANGUAGE_SPANISH |
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// XC_LANGUAGE_ITALIAN | XC_LANGUAGE_PORTUGUESE | XC_LANGUAGE_BRAZILIAN;
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// using namespace std;
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class UIAbstractBitmapFont {
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protected:
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std::string m_fontname;
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IggyBitmapFontProvider* m_bitmapFontProvider;
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bool m_registered;
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unsigned int m_numGlyphs;
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public:
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UIAbstractBitmapFont(const std::string& fontname);
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~UIAbstractBitmapFont();
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void registerFont();
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// Virtual Functions.
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virtual IggyFontMetrics* GetFontMetrics(IggyFontMetrics* metrics) = 0;
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virtual S32 GetCodepointGlyph(U32 codepoint) = 0;
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virtual IggyGlyphMetrics* GetGlyphMetrics(S32 glyph,
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IggyGlyphMetrics* metrics) = 0;
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virtual rrbool IsGlyphEmpty(S32 glyph) = 0;
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virtual F32 GetKerningForGlyphPair(S32 first_glyph, S32 second_glyph) = 0;
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virtual rrbool CanProvideBitmap(S32 glyph, F32 pixel_scale) = 0;
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virtual rrbool GetGlyphBitmap(S32 glyph, F32 pixel_scale,
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IggyBitmapCharacter* bitmap) = 0;
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virtual void FreeGlyphBitmap(S32 glyph, F32 pixel_scale,
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IggyBitmapCharacter* bitmap) = 0;
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// Static Callbacks
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// Just wrappers for the virtual functions.
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static IggyFontMetrics* RADLINK
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GetFontMetrics_Callback(void* user_context, IggyFontMetrics* metrics);
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static S32 RADLINK GetCodepointGlyph_Callback(void* user_context,
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U32 codepoint);
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static IggyGlyphMetrics* RADLINK GetGlyphMetrics_Callback(
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void* user_context, S32 glyph, IggyGlyphMetrics* metrics);
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static rrbool RADLINK IsGlyphEmpty_Callback(void* user_context, S32 glyph);
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static F32 RADLINK GetKerningForGlyphPair_Callback(void* user_context,
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S32 first_glyph,
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S32 second_glyph);
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static rrbool RADLINK CanProvideBitmap_Callback(void* user_context,
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S32 glyph, F32 pixel_scale);
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static rrbool RADLINK GetGlyphBitmap_Callback(void* user_context, S32 glyph,
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F32 pixel_scale,
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IggyBitmapCharacter* bitmap);
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static void RADLINK FreeGlyphBitmap_Callback(void* user_context, S32 glyph,
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F32 pixel_scale,
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IggyBitmapCharacter* bitmap);
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};
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class UIBitmapFont : public UIAbstractBitmapFont {
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protected:
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CFontData* m_cFontData;
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public:
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UIBitmapFont(SFontData& sfontdata);
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~UIBitmapFont();
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virtual IggyFontMetrics* GetFontMetrics(IggyFontMetrics* metrics);
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virtual S32 GetCodepointGlyph(U32 codepoint);
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virtual IggyGlyphMetrics* GetGlyphMetrics(S32 glyph,
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IggyGlyphMetrics* metrics);
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virtual rrbool IsGlyphEmpty(S32 glyph);
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virtual F32 GetKerningForGlyphPair(S32 first_glyph, S32 second_glyph);
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virtual rrbool CanProvideBitmap(S32 glyph, F32 pixel_scale);
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virtual rrbool GetGlyphBitmap(S32 glyph, F32 pixel_scale,
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IggyBitmapCharacter* bitmap);
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virtual void FreeGlyphBitmap(S32 glyph, F32 pixel_scale,
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IggyBitmapCharacter* bitmap);
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}; |