| //======================================================================== |
| // |
| // CairoFontEngine.h |
| // |
| // Copyright 2003 Glyph & Cog, LLC |
| // Copyright 2004 Red Hat, Inc |
| // |
| //======================================================================== |
| |
| //======================================================================== |
| // |
| // Modified under the Poppler project - http://poppler.freedesktop.org |
| // |
| // All changes made under the Poppler project to this file are licensed |
| // under GPL version 2 or later |
| // |
| // Copyright (C) 2005, 2006 Kristian Høgsberg <krh@redhat.com> |
| // Copyright (C) 2005 Albert Astals Cid <aacid@kde.org> |
| // Copyright (C) 2006, 2007 Jeff Muizelaar <jeff@infidigm.net> |
| // Copyright (C) 2006, 2010 Carlos Garcia Campos <carlosgc@gnome.org> |
| // Copyright (C) 2008 Adrian Johnson <ajohnson@redneon.com> |
| // |
| // To see a description of the changes please see the Changelog file that |
| // came with your tarball or type make ChangeLog if you are building from git |
| // |
| //======================================================================== |
| |
| #ifndef CAIROFONTENGINE_H |
| #define CAIROFONTENGINE_H |
| |
| #ifdef USE_GCC_PRAGMAS |
| #pragma interface |
| #endif |
| |
| #include "goo/gtypes.h" |
| #include <cairo-ft.h> |
| |
| #include "GfxFont.h" |
| #include "Catalog.h" |
| |
| class CairoFontEngine; |
| |
| class CairoFont { |
| public: |
| CairoFont(Ref ref, |
| cairo_font_face_t *face, |
| Gushort *codeToGID, |
| Guint codeToGIDLen, |
| GBool substitute, |
| GBool printing); |
| virtual ~CairoFont(); |
| |
| virtual GBool matches(Ref &other, GBool printing); |
| cairo_font_face_t *getFontFace(void); |
| unsigned long getGlyph(CharCode code, Unicode *u, int uLen); |
| double getSubstitutionCorrection(GfxFont *gfxFont); |
| |
| GBool isSubstitute() { return substitute; } |
| protected: |
| Ref ref; |
| cairo_font_face_t *cairo_font_face; |
| |
| Gushort *codeToGID; |
| Guint codeToGIDLen; |
| |
| GBool substitute; |
| GBool printing; |
| }; |
| |
| //------------------------------------------------------------------------ |
| |
| class CairoFreeTypeFont : public CairoFont { |
| public: |
| static CairoFreeTypeFont *create(GfxFont *gfxFont, XRef *xref, FT_Library lib, GBool useCIDs); |
| virtual ~CairoFreeTypeFont(); |
| |
| private: |
| CairoFreeTypeFont(Ref ref, cairo_font_face_t *cairo_font_face, |
| Gushort *codeToGID, Guint codeToGIDLen, GBool substitute); |
| }; |
| |
| //------------------------------------------------------------------------ |
| |
| class CairoType3Font : public CairoFont { |
| public: |
| static CairoType3Font *create(GfxFont *gfxFont, XRef *xref, |
| Catalog *catalog, CairoFontEngine *fontEngine, |
| GBool printing); |
| virtual ~CairoType3Font(); |
| |
| virtual GBool matches(Ref &other, GBool printing); |
| |
| private: |
| CairoType3Font(Ref ref, XRef *xref, Catalog *catalog, |
| cairo_font_face_t *cairo_font_face, |
| Gushort *codeToGID, Guint codeToGIDLen, |
| GBool printing); |
| XRef *xref; |
| Catalog *catalog; |
| }; |
| |
| //------------------------------------------------------------------------ |
| |
| #define cairoFontCacheSize 64 |
| |
| //------------------------------------------------------------------------ |
| // CairoFontEngine |
| //------------------------------------------------------------------------ |
| |
| class CairoFontEngine { |
| public: |
| |
| // Create a font engine. |
| CairoFontEngine(FT_Library libA); |
| ~CairoFontEngine(); |
| |
| CairoFont *getFont(GfxFont *gfxFont, XRef *xref, Catalog *catalog, GBool printing); |
| |
| private: |
| CairoFont *fontCache[cairoFontCacheSize]; |
| FT_Library lib; |
| GBool useCIDs; |
| }; |
| |
| #endif |