diff options
Diffstat (limited to 'vcl/source/glyphs/gcach_ftyp.cxx')
| -rw-r--r-- | vcl/source/glyphs/gcach_ftyp.cxx | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/vcl/source/glyphs/gcach_ftyp.cxx b/vcl/source/glyphs/gcach_ftyp.cxx index 43cf4310a879..e9b8546801c0 100644 --- a/vcl/source/glyphs/gcach_ftyp.cxx +++ b/vcl/source/glyphs/gcach_ftyp.cxx @@ -39,6 +39,10 @@ #include "vcl/svapp.hxx" #include "vcl/outfont.hxx" #include "vcl/impfont.hxx" +#ifdef ENABLE_GRAPHITE +#include <graphite2/Font.h> +#include "vcl/graphite_layout.hxx" +#endif #include "tools/poly.hxx" #include "basegfx/matrix/b2dhommatrix.hxx" @@ -290,6 +294,33 @@ void FtFontFile::Unmap() mpFileMap = NULL; } +#ifdef ENABLE_GRAPHITE +// wrap FtFontInfo's table function +const void * graphiteFontTable(const void* appFaceHandle, unsigned int name, size_t *len) +{ + const FtFontInfo * pFontInfo = reinterpret_cast<const FtFontInfo*>(appFaceHandle); + typedef union { + char m_c[5]; + unsigned int m_id; + } TableId; + TableId tableId; + tableId.m_id = name; +#ifndef WORDS_BIGENDIAN + TableId swapped; + swapped.m_c[3] = tableId.m_c[0]; + swapped.m_c[2] = tableId.m_c[1]; + swapped.m_c[1] = tableId.m_c[2]; + swapped.m_c[0] = tableId.m_c[3]; + tableId.m_id = swapped.m_id; +#endif + tableId.m_c[4] = '\0'; + ULONG nLength = 0; + const void * pTable = static_cast<const void*>(pFontInfo->GetTable(tableId.m_c, &nLength)); + if (len) *len = static_cast<size_t>(nLength); + return pTable; +} +#endif + // ======================================================================= FtFontInfo::FtFontInfo( const ImplDevFontAttributes& rDevFontAttributes, @@ -298,9 +329,15 @@ FtFontInfo::FtFontInfo( const ImplDevFontAttributes& rDevFontAttributes, : maFaceFT( NULL ), mpFontFile( FtFontFile::FindFontFile( rNativeFileName ) ), +#ifdef ENABLE_GRAPHITE + mpGraphiteFace(NULL), +#endif mnFaceNum( nFaceNum ), mnRefCount( 0 ), mnSynthetic( nSynthetic ), +#ifdef ENABLE_GRAPHITE + mbCheckedGraphite(false), +#endif mnFontId( nFontId ), maDevFontAttributes( rDevFontAttributes ), mpChar2Glyph( NULL ), @@ -323,6 +360,10 @@ FtFontInfo::~FtFontInfo() delete mpExtraKernInfo; delete mpChar2Glyph; delete mpGlyph2Char; +#ifdef ENABLE_GRAPHITE + if (mpGraphiteFace) + delete mpGraphiteFace; +#endif } void FtFontInfo::InitHashes() const @@ -351,6 +392,30 @@ FT_FaceRec_* FtFontInfo::GetFaceFT() return maFaceFT; } +#ifdef ENABLE_GRAPHITE +GraphiteFaceWrapper * FtFontInfo::GetGraphiteFace() +{ + if (mbCheckedGraphite) + return mpGraphiteFace; + // test for graphite here so that it is cached most efficiently + if (GetTable("Silf", 0)) + { + int graphiteSegCacheSize = 10000; + static const char* pGraphiteCacheStr = getenv( "SAL_GRAPHITE_CACHE_SIZE" ); + graphiteSegCacheSize = pGraphiteCacheStr ? (atoi(pGraphiteCacheStr)) : 0; + gr_face * pGraphiteFace; + if (graphiteSegCacheSize > 500) + pGraphiteFace = gr_make_face_with_seg_cache(this, graphiteFontTable, graphiteSegCacheSize, gr_face_cacheCmap); + else + pGraphiteFace = gr_make_face(this, graphiteFontTable, gr_face_cacheCmap); + if (pGraphiteFace) + mpGraphiteFace = new GraphiteFaceWrapper(pGraphiteFace); + } + mbCheckedGraphite = true; + return mpGraphiteFace; +} +#endif + // ----------------------------------------------------------------------- void FtFontInfo::ReleaseFaceFT( FT_FaceRec_* pFaceFT ) |