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-rw-r--r--pdf/xpdf/FTFont.h134
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diff --git a/pdf/xpdf/FTFont.h b/pdf/xpdf/FTFont.h
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-//========================================================================
-//
-// FTFont.h
-//
-// An X wrapper for the FreeType font rasterizer.
-//
-// Copyright 2001-2003 Glyph & Cog, LLC
-//
-//========================================================================
-
-#ifndef FTFONT_H
-#define FTFONT_H
-
-#include <aconf.h>
-
-#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H)
-
-#ifdef USE_GCC_PRAGMAS
-#pragma interface
-#endif
-
-#include <freetype/freetype.h>
-#include "CharTypes.h"
-#include "SFont.h"
-
-//------------------------------------------------------------------------
-
-class FTFontEngine: public SFontEngine {
-public:
-
- FTFontEngine(Display *displayA, Visual *visualA, int depthA,
- Colormap colormapA, GBool aaA);
- GBool isOk() { return ok; }
- virtual ~FTFontEngine();
-
-private:
-
- FT_Library lib;
- GBool aa;
- Gulong palette[5];
- GBool ok;
-
- friend class FTFontFile;
- friend class FTFont;
-};
-
-//------------------------------------------------------------------------
-
-enum FTFontIndexMode {
- ftFontModeUnicode,
- ftFontModeCodeMapDirect,
- ftFontModeCIDToGIDMap,
- ftFontModeCFFCharset,
- ftFontModeCID
-};
-
-class FTFontFile: public SFontFile {
-public:
-
- // 8-bit font, TrueType or Type 1/1C
- FTFontFile(FTFontEngine *engineA, char *fontFileName,
- char **fontEnc, Gushort *codeToGID);
-
- // CID font, TrueType
- FTFontFile(FTFontEngine *engineA, char *fontFileName,
- Gushort *cidToGIDA, int cidToGIDLenA, GBool embedded);
-
- // CID font, Type 0C (CFF)
- FTFontFile(FTFontEngine *engineA, char *fontFileName,
- GBool embedded);
-
- GBool isOk() { return ok; }
- virtual ~FTFontFile();
-
-private:
-
- FTFontEngine *engine;
- FT_Face face;
- FTFontIndexMode mode;
- Guint *codeMap;
- Gushort *cidToGID;
- int cidToGIDLen;
- GBool ok;
-
- friend class FTFont;
-};
-
-//------------------------------------------------------------------------
-
-struct FTFontCacheTag {
- Gushort code;
- Gushort mru; // valid bit (0x8000) and MRU index
- int x, y, w, h; // offset and size of glyph
-};
-
-class FTFont: public SFont {
-public:
-
- FTFont(FTFontFile *fontFileA, double *m);
- GBool isOk() { return ok; }
- virtual ~FTFont();
- virtual GBool drawChar(Drawable d, int w, int h, GC gc,
- int x, int y, int r, int g, int b,
- CharCode c, Unicode u);
- virtual GBool getCharPath(CharCode c, Unicode u, GfxState *state);
-
-private:
-
- Guchar *getGlyphPixmap(CharCode c, Unicode u,
- int *x, int *y, int *w, int *h,
- GBool *tempBitmap);
- static int charPathMoveTo(FT_Vector *pt, void *state);
- static int charPathLineTo(FT_Vector *pt, void *state);
- static int charPathConicTo(FT_Vector *ctrl, FT_Vector *pt, void *state);
- static int charPathCubicTo(FT_Vector *ctrl1, FT_Vector *ctrl2,
- FT_Vector *pt, void *state);
- FT_UInt getGlyphIndex(CharCode c, Unicode u);
-
- FTFontFile *fontFile;
- FT_Size sizeObj;
- XImage *image;
- FT_Matrix matrix;
- int glyphW, glyphH; // size of glyph pixmaps
- int glyphSize; // size of glyph pixmaps, in bytes
- Guchar *cache; // glyph pixmap cache
- FTFontCacheTag *cacheTags; // cache tags, i.e., char codes
- int cacheSets; // number of sets in cache
- int cacheAssoc; // cache associativity (glyphs per set)
- GBool ok;
-};
-
-#endif // FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H)
-
-#endif