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Diffstat (limited to 'kpdf/xpdf/splash/SplashFontEngine.h')
-rw-r--r-- | kpdf/xpdf/splash/SplashFontEngine.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/kpdf/xpdf/splash/SplashFontEngine.h b/kpdf/xpdf/splash/SplashFontEngine.h new file mode 100644 index 00000000..ace5e9ae --- /dev/null +++ b/kpdf/xpdf/splash/SplashFontEngine.h @@ -0,0 +1,86 @@ +//======================================================================== +// +// SplashFontEngine.h +// +//======================================================================== + +#ifndef SPLASHFONTENGINE_H +#define SPLASHFONTENGINE_H + +#include <aconf.h> + +#ifdef USE_GCC_PRAGMAS +#pragma interface +#endif + +#include "gtypes.h" + +class SplashT1FontEngine; +class SplashFTFontEngine; +class SplashDTFontEngine; +class SplashDT4FontEngine; +class SplashFontFile; +class SplashFontFileID; +class SplashFont; +class SplashFontSrc; + +//------------------------------------------------------------------------ + +#define splashFontCacheSize 16 + +//------------------------------------------------------------------------ +// SplashFontEngine +//------------------------------------------------------------------------ + +class SplashFontEngine { +public: + + // Create a font engine. + SplashFontEngine( +#if HAVE_T1LIB_H + GBool enableT1lib, +#endif +#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H + GBool enableFreeType, +#endif + GBool aa); + + ~SplashFontEngine(); + + // Get a font file from the cache. Returns NULL if there is no + // matching entry in the cache. + SplashFontFile *getFontFile(SplashFontFileID *id); + + // Load fonts - these create new SplashFontFile objects. + SplashFontFile *loadType1Font(SplashFontFileID *idA, SplashFontSrc *src, char **enc); + SplashFontFile *loadType1CFont(SplashFontFileID *idA, SplashFontSrc *src, char **enc); + SplashFontFile *loadOpenTypeT1CFont(SplashFontFileID *idA, SplashFontSrc *src, char **enc); + SplashFontFile *loadCIDFont(SplashFontFileID *idA, SplashFontSrc *src); + SplashFontFile *loadOpenTypeCFFFont(SplashFontFileID *idA, SplashFontSrc *src); + SplashFontFile *loadTrueTypeFont(SplashFontFileID *idA, SplashFontSrc *src, + Gushort *codeToGID, int codeToGIDLen, int faceIndex = 0); + + // Get a font - this does a cache lookup first, and if not found, + // creates a new SplashFont object and adds it to the cache. The + // matrix, mat = textMat * ctm: + // [ mat[0] mat[1] ] + // [ mat[2] mat[3] ] + // specifies the font transform in PostScript style: + // [x' y'] = [x y] * mat + // Note that the Splash y axis points downward. + SplashFont *getFont(SplashFontFile *fontFile, + SplashCoord *textMat, SplashCoord *ctm); + +private: + + SplashFont *fontCache[splashFontCacheSize]; + +#if HAVE_T1LIB_H + SplashT1FontEngine *t1Engine; +#endif +#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H + SplashFTFontEngine *ftEngine; +#endif +}; + +#endif |