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Diffstat (limited to 'gfx/graphite2/src/inc/GlyphFaceCache.h')
-rw-r--r-- | gfx/graphite2/src/inc/GlyphFaceCache.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/gfx/graphite2/src/inc/GlyphFaceCache.h b/gfx/graphite2/src/inc/GlyphFaceCache.h deleted file mode 100644 index 4afdfbe01..000000000 --- a/gfx/graphite2/src/inc/GlyphFaceCache.h +++ /dev/null @@ -1,103 +0,0 @@ -/* GRAPHITE2 LICENSING - - Copyright 2010, SIL International - All rights reserved. - - This library is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2.1 of License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should also have received a copy of the GNU Lesser General Public - License along with this library in the file named "LICENSE". - If not, write to the Free Software Foundation, 51 Franklin Street, - Suite 500, Boston, MA 02110-1335, USA or visit their web page on the - internet at http://www.fsf.org/licenses/lgpl.html. - -Alternatively, the contents of this file may be used under the terms of the -Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public -License, as published by the Free Software Foundation, either version 2 -of the License or (at your option) any later version. -*/ -#pragma once - -#include "inc/GlyphFace.h" -#include "graphite2/Font.h" - -namespace graphite2 { - -class Segment; -class Face; -class FeatureVal; - - -class GlyphFaceCacheHeader -{ -public: - bool initialize(const Face & face, const bool dumb_font); //return result indicates success. Do not use if failed. - unsigned short numGlyphs() const { return m_nGlyphs; } - unsigned short numAttrs() const { return m_numAttrs; } - -private: -friend class Face; -friend class GlyphFace; - const byte* m_pHead, - * m_pHHea, - * m_pHmtx, - * m_pGlat, - * m_pGloc, - * m_pGlyf, - * m_pLoca; - size_t m_lHmtx, - m_lGlat, - m_lGlyf, - m_lLoca; - - uint32 m_fGlat; - unsigned short m_numAttrs, // number of glyph attributes per glyph - m_nGlyphsWithGraphics, //i.e. boundary box and advance - m_nGlyphsWithAttributes, - m_nGlyphs; // number of glyphs in the font. Max of the above 2. - bool m_locFlagsUse32Bit; -}; - -class GlyphFaceCache : public GlyphFaceCacheHeader -{ -public: - static GlyphFaceCache* makeCache(const GlyphFaceCacheHeader& hdr /*, EGlyphCacheStrategy requested */); - - GlyphFaceCache(const GlyphFaceCacheHeader& hdr); - ~GlyphFaceCache(); - - const GlyphFace *glyphSafe(unsigned short glyphid) const { return glyphid<numGlyphs()?glyph(glyphid):NULL; } - uint16 glyphAttr(uint16 gid, uint8 gattr) const { if (gattr>=numAttrs()) return 0; const GlyphFace*p=glyphSafe(gid); return p?p->getAttr(gattr):0; } - - void * operator new (size_t s, const GlyphFaceCacheHeader& hdr) - { - return malloc(s + sizeof(GlyphFace*)*hdr.numGlyphs()); - } - // delete in case an exception is thrown in constructor - void operator delete(void* p, const GlyphFaceCacheHeader& ) throw() - { - free(p); - } - - const GlyphFace *glyph(unsigned short glyphid) const; //result may be changed by subsequent call with a different glyphid - void loadAllGlyphs(); - - CLASS_NEW_DELETE - -private: - GlyphFace **glyphPtrDirect(unsigned short glyphid) const { return (GlyphFace **)((const char*)(this)+sizeof(GlyphFaceCache)+sizeof(GlyphFace*)*glyphid);} - -private: //defensive - GlyphFaceCache(const GlyphFaceCache&); - GlyphFaceCache& operator=(const GlyphFaceCache&); -}; - -} // namespace graphite2 |