1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef _SV_FONTSUBSET_HXX 25*b1cdbd2cSJim Jagielski #define _SV_FONTSUBSET_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski #include <tools/gen.hxx> 28*b1cdbd2cSJim Jagielski #include <tools/string.hxx> 29*b1cdbd2cSJim Jagielski #include <cstdio> 30*b1cdbd2cSJim Jagielski 31*b1cdbd2cSJim Jagielski #include "salglyphid.hxx" 32*b1cdbd2cSJim Jagielski #include "vcl/dllapi.h" 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski namespace vcl { struct _TrueTypeFont; } // SFT's idea of a TTF font 35*b1cdbd2cSJim Jagielski 36*b1cdbd2cSJim Jagielski class VCL_DLLPUBLIC FontSubsetInfo 37*b1cdbd2cSJim Jagielski { 38*b1cdbd2cSJim Jagielski public: 39*b1cdbd2cSJim Jagielski explicit FontSubsetInfo( void ); 40*b1cdbd2cSJim Jagielski virtual ~FontSubsetInfo( void ); 41*b1cdbd2cSJim Jagielski 42*b1cdbd2cSJim Jagielski enum FontType { 43*b1cdbd2cSJim Jagielski NO_FONT = 0, 44*b1cdbd2cSJim Jagielski SFNT_TTF = 1<<1, // SFNT container with TrueType glyphs 45*b1cdbd2cSJim Jagielski SFNT_CFF = 1<<2, // SFNT container with CFF-container 46*b1cdbd2cSJim Jagielski TYPE1_PFA = 1<<3, // PSType1 Postscript Font Ascii 47*b1cdbd2cSJim Jagielski TYPE1_PFB = 1<<4, // PSType1 Postscript Font Binary 48*b1cdbd2cSJim Jagielski CFF_FONT = 1<<5, // CFF-container with PSType2 glyphs 49*b1cdbd2cSJim Jagielski TYPE3_FONT = 1<<6, // PSType3 Postscript font 50*b1cdbd2cSJim Jagielski TYPE42_FONT = 1<<7, // PSType42 wrapper for an SFNT_TTF 51*b1cdbd2cSJim Jagielski ANY_SFNT = SFNT_TTF | SFNT_CFF, 52*b1cdbd2cSJim Jagielski ANY_TYPE1 = TYPE1_PFA | TYPE1_PFB, 53*b1cdbd2cSJim Jagielski ANY_FONT = 0xFF 54*b1cdbd2cSJim Jagielski }; 55*b1cdbd2cSJim Jagielski 56*b1cdbd2cSJim Jagielski bool LoadFont( FontType eInFontType, 57*b1cdbd2cSJim Jagielski const unsigned char* pFontBytes, int nByteLength ); 58*b1cdbd2cSJim Jagielski bool LoadFont( vcl::_TrueTypeFont* pSftTrueTypeFont ); 59*b1cdbd2cSJim Jagielski 60*b1cdbd2cSJim Jagielski bool CreateFontSubset( int nOutFontTypeMask, 61*b1cdbd2cSJim Jagielski FILE* pOutFile, const char* pOutFontName, 62*b1cdbd2cSJim Jagielski const sal_GlyphId* pGlyphIds, const sal_uInt8* pEncodedIds, 63*b1cdbd2cSJim Jagielski int nReqGlyphCount, sal_Int32* pOutGlyphWidths = NULL ); 64*b1cdbd2cSJim Jagielski 65*b1cdbd2cSJim Jagielski public: // TODO: make subsetter results private and provide accessor methods instead 66*b1cdbd2cSJim Jagielski // subsetter-provided subset details needed by e.g. Postscript or PDF 67*b1cdbd2cSJim Jagielski String m_aPSName; 68*b1cdbd2cSJim Jagielski int m_nAscent; // all metrics in PS font units 69*b1cdbd2cSJim Jagielski int m_nDescent; 70*b1cdbd2cSJim Jagielski int m_nCapHeight; 71*b1cdbd2cSJim Jagielski Rectangle m_aFontBBox; 72*b1cdbd2cSJim Jagielski FontType m_nFontType; // font-type of subset result 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski private: 75*b1cdbd2cSJim Jagielski // input-font-specific details 76*b1cdbd2cSJim Jagielski unsigned const char* mpInFontBytes; 77*b1cdbd2cSJim Jagielski int mnInByteLength; 78*b1cdbd2cSJim Jagielski FontType meInFontType; // allowed mask of input font-types 79*b1cdbd2cSJim Jagielski vcl::_TrueTypeFont* mpSftTTFont; 80*b1cdbd2cSJim Jagielski 81*b1cdbd2cSJim Jagielski // subset-request details 82*b1cdbd2cSJim Jagielski int mnReqFontTypeMask; // allowed subset-target font types 83*b1cdbd2cSJim Jagielski FILE* mpOutFile; 84*b1cdbd2cSJim Jagielski const char* mpReqFontName; 85*b1cdbd2cSJim Jagielski const sal_GlyphId* mpReqGlyphIds; 86*b1cdbd2cSJim Jagielski const sal_uInt8* mpReqEncodedIds; 87*b1cdbd2cSJim Jagielski int mnReqGlyphCount; 88*b1cdbd2cSJim Jagielski 89*b1cdbd2cSJim Jagielski protected: 90*b1cdbd2cSJim Jagielski bool CreateFontSubsetFromCff( sal_Int32* pOutGlyphWidths = NULL ); 91*b1cdbd2cSJim Jagielski bool CreateFontSubsetFromSfnt( sal_Int32* pOutGlyphWidths = NULL ); 92*b1cdbd2cSJim Jagielski bool CreateFontSubsetFromType1( sal_Int32* pOutGlyphWidths = NULL ); 93*b1cdbd2cSJim Jagielski }; 94*b1cdbd2cSJim Jagielski 95*b1cdbd2cSJim Jagielski #endif // _SV_FONTSUBSET_HXX 96*b1cdbd2cSJim Jagielski 97