79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
// Filename:- tr_font.h
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//
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// font support
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#ifndef TR_FONT_H
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#define TR_FONT_H
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#define GLYPH_MAX_KOREAN_SHADERS 3
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#define GLYPH_MAX_TAIWANESE_SHADERS 4
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#define GLYPH_MAX_ASIAN_SHADERS 4 // this MUST equal the larger of the above defines
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class CFontInfo
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{
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private:
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// From the fontdat file
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glyphInfo_t mGlyphs[GLYPH_COUNT];
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int mPointSize;
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int mHeight;
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int mAscender;
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int mDescender;
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int mAsianHack;
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// end of fontdat data
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int mShader; // handle to the shader with the glyph
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char m_sFontName[MAX_QPATH]; // eg "fonts/lcd" // needed for korean font-hint if we need >1 hangul set
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int m_hAsianShaders[GLYPH_MAX_ASIAN_SHADERS]; // shaders for Korean glyphs where applicable
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glyphInfo_t m_AsianGlyph; // special glyph containing asian->western scaling info for all glyphs
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int m_iAsianGlyphsAcross; // needed to dynamically calculate S,T coords
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int m_iAsianPagesLoaded;
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bool m_bAsianLastPageHalfHeight;
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int m_iAsianLanguageLoaded; // doesn't matter what this is, so long as it's comparable as being changed
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public:
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bool mbRoundCalcs; // trying to make this !@#$%^ thing work with scaling
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CFontInfo(const char *fontName);
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CFontInfo(int fill) { memset(this, fill, sizeof(*this)); }
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~CFontInfo(void) {}
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const int GetPointSize(void) const { return(mPointSize); }
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const int GetHeight(void) const { return(mHeight); }
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const int GetAscender(void) const { return(mAscender); }
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const int GetDescender(void) const { return(mDescender); }
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const glyphInfo_t *GetLetter(const unsigned int uiLetter, int *piShader = NULL);
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const int GetAsianCode(ulong uiLetter) const;
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const int GetLetterWidth(const unsigned int uiLetter) const;
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const int GetLetterHorizAdvance(const unsigned int uiLetter) const;
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const int GetShader(void) const { return(mShader); }
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void FlagNoAsianGlyphs(void) { m_hAsianShaders[0] = 0; m_iAsianLanguageLoaded = -1; } // used during constructor
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bool AsianGlyphsAvailable(void) const { return !!(m_hAsianShaders[0]); }
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void UpdateAsianIfNeeded( bool bForceReEval = false);
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};
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void R_ShutdownFonts(void);
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void R_InitFonts(void);
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int RE_RegisterFont(const char *psName);
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int RE_Font_StrLenPixels(const char *psText, const int iFontHandle, const float fScale = 1.0f);
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int RE_Font_StrLenChars(const char *psText);
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int RE_Font_HeightPixels(const int iFontHandle, const float fScale = 1.0f);
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void RE_Font_DrawString(int ox, int oy, const char *psText, const float *rgba, const int iFontHandle, int iCharLimit, const float fScale = 1.0f);
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unsigned int AnyLanguage_ReadCharFromString( const char **ppsText );
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#endif // #ifndef TR_FONT_H
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// end
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