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Diffstat (limited to 'Build/source/libs/poppler/poppler-0.28.0/fofi/FoFiType1C.h')
-rw-r--r-- | Build/source/libs/poppler/poppler-0.28.0/fofi/FoFiType1C.h | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/Build/source/libs/poppler/poppler-0.28.0/fofi/FoFiType1C.h b/Build/source/libs/poppler/poppler-0.28.0/fofi/FoFiType1C.h new file mode 100644 index 00000000000..698dccd77fd --- /dev/null +++ b/Build/source/libs/poppler/poppler-0.28.0/fofi/FoFiType1C.h @@ -0,0 +1,266 @@ +//======================================================================== +// +// FoFiType1C.h +// +// Copyright 1999-2003 Glyph & Cog, LLC +// +//======================================================================== + +//======================================================================== +// +// 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) 2006 Takashi Iwai <tiwai@suse.de> +// Copyright (C) 2012 Thomas Freitag <Thomas.Freitag@alfa.de> +// +// 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 FOFITYPE1C_H +#define FOFITYPE1C_H + +#ifdef USE_GCC_PRAGMAS +#pragma interface +#endif + +#include "goo/gtypes.h" +#include "FoFiBase.h" + +class GooString; + +//------------------------------------------------------------------------ + +struct Type1CIndex { + int pos; // absolute position in file + int len; // length (number of entries) + int offSize; // offset size + int startPos; // position of start of index data - 1 + int endPos; // position one byte past end of the index +}; + +struct Type1CIndexVal { + int pos; // absolute position in file + int len; // length, in bytes +}; + +struct Type1CTopDict { + int firstOp; + + int versionSID; + int noticeSID; + int copyrightSID; + int fullNameSID; + int familyNameSID; + int weightSID; + int isFixedPitch; + double italicAngle; + double underlinePosition; + double underlineThickness; + int paintType; + int charstringType; + double fontMatrix[6]; + GBool hasFontMatrix; // CID fonts are allowed to put their + // FontMatrix in the FD instead of the + // top dict + int uniqueID; + double fontBBox[4]; + double strokeWidth; + int charsetOffset; + int encodingOffset; + int charStringsOffset; + int privateSize; + int privateOffset; + + // CIDFont entries + int registrySID; + int orderingSID; + int supplement; + int fdArrayOffset; + int fdSelectOffset; +}; + +#define type1CMaxBlueValues 14 +#define type1CMaxOtherBlues 10 +#define type1CMaxStemSnap 12 + +struct Type1CPrivateDict { + double fontMatrix[6]; + GBool hasFontMatrix; + int blueValues[type1CMaxBlueValues]; + int nBlueValues; + int otherBlues[type1CMaxOtherBlues]; + int nOtherBlues; + int familyBlues[type1CMaxBlueValues]; + int nFamilyBlues; + int familyOtherBlues[type1CMaxOtherBlues]; + int nFamilyOtherBlues; + double blueScale; + int blueShift; + int blueFuzz; + double stdHW; + GBool hasStdHW; + double stdVW; + GBool hasStdVW; + double stemSnapH[type1CMaxStemSnap]; + int nStemSnapH; + double stemSnapV[type1CMaxStemSnap]; + int nStemSnapV; + GBool forceBold; + GBool hasForceBold; + double forceBoldThreshold; + int languageGroup; + double expansionFactor; + int initialRandomSeed; + int subrsOffset; + double defaultWidthX; + GBool defaultWidthXFP; + double nominalWidthX; + GBool nominalWidthXFP; +}; + +struct Type1COp { + GBool isNum; // true -> number, false -> operator + GBool isFP; // true -> floating point number, false -> int + union { + double num; // if num is true + int op; // if num is false + }; +}; + +struct Type1CEexecBuf { + FoFiOutputFunc outputFunc; + void *outputStream; + GBool ascii; // ASCII encoding? + Gushort r1; // eexec encryption key + int line; // number of eexec chars left on current line +}; + +//------------------------------------------------------------------------ +// FoFiType1C +//------------------------------------------------------------------------ + +class FoFiType1C: public FoFiBase { +public: + + // Create a FoFiType1C object from a memory buffer. + static FoFiType1C *make(char *fileA, int lenA); + + // Create a FoFiType1C object from a file on disk. + static FoFiType1C *load(char *fileName); + + virtual ~FoFiType1C(); + + // Return the font name. + char *getName(); + + // Return the encoding, as an array of 256 names (any of which may + // be NULL). This is only useful with 8-bit fonts. + char **getEncoding(); + + // Get the glyph names. + int getNumGlyphs() { return nGlyphs; } + GooString *getGlyphName(int gid); + + // Return the mapping from CIDs to GIDs, and return the number of + // CIDs in *<nCIDs>. This is only useful for CID fonts. + int *getCIDToGIDMap(int *nCIDs); + + // Return the font matrix as an array of six numbers. + void getFontMatrix(double *mat); + + // Convert to a Type 1 font, suitable for embedding in a PostScript + // file. This is only useful with 8-bit fonts. If <newEncoding> is + // not NULL, it will be used in place of the encoding in the Type 1C + // font. If <ascii> is true the eexec section will be hex-encoded, + // otherwise it will be left as binary data. If <psName> is non-NULL, + // it will be used as the PostScript font name. + void convertToType1(char *psName, const char **newEncoding, GBool ascii, + FoFiOutputFunc outputFunc, void *outputStream); + + // Convert to a Type 0 CIDFont, suitable for embedding in a + // PostScript file. <psName> will be used as the PostScript font + // name. There are three cases for the CID-to-GID mapping: + // (1) if <codeMap> is non-NULL, then it is the CID-to-GID mapping + // (2) if <codeMap> is NULL and this is a CID CFF font, then the + // font's internal CID-to-GID mapping is used + // (3) is <codeMap> is NULL and this is an 8-bit CFF font, then + // the identity CID-to-GID mapping is used + void convertToCIDType0(char *psName, int *codeMap, int nCodes, + FoFiOutputFunc outputFunc, void *outputStream); + + // Convert to a Type 0 (but non-CID) composite font, suitable for + // embedding in a PostScript file. <psName> will be used as the + // PostScript font name. There are three cases for the CID-to-GID + // mapping: + // (1) if <codeMap> is non-NULL, then it is the CID-to-GID mapping + // (2) if <codeMap> is NULL and this is a CID CFF font, then the + // font's internal CID-to-GID mapping is used + // (3) is <codeMap> is NULL and this is an 8-bit CFF font, then + // the identity CID-to-GID mapping is used + void convertToType0(char *psName, int *codeMap, int nCodes, + FoFiOutputFunc outputFunc, void *outputStream); + +private: + + FoFiType1C(char *fileA, int lenA, GBool freeFileDataA); + void eexecCvtGlyph(Type1CEexecBuf *eb, const char *glyphName, + int offset, int nBytes, + Type1CIndex *subrIdx, + Type1CPrivateDict *pDict); + void cvtGlyph(int offset, int nBytes, GooString *charBuf, + Type1CIndex *subrIdx, Type1CPrivateDict *pDict, + GBool top); + void cvtGlyphWidth(GBool useOp, GooString *charBuf, + Type1CPrivateDict *pDict); + void cvtNum(double x, GBool isFP, GooString *charBuf); + void eexecWrite(Type1CEexecBuf *eb, const char *s); + void eexecWriteCharstring(Type1CEexecBuf *eb, Guchar *s, int n); + void writePSString(char *s, FoFiOutputFunc outputFunc, void *outputStream); + GBool parse(); + void readTopDict(); + void readFD(int offset, int length, Type1CPrivateDict *pDict); + void readPrivateDict(int offset, int length, Type1CPrivateDict *pDict); + void readFDSelect(); + void buildEncoding(); + GBool readCharset(); + int getOp(int pos, GBool charstring, GBool *ok); + int getDeltaIntArray(int *arr, int maxLen); + int getDeltaFPArray(double *arr, int maxLen); + void getIndex(int pos, Type1CIndex *idx, GBool *ok); + void getIndexVal(Type1CIndex *idx, int i, Type1CIndexVal *val, GBool *ok); + char *getString(int sid, char *buf, GBool *ok); + + GooString *name; + char **encoding; + + Type1CIndex nameIdx; + Type1CIndex topDictIdx; + Type1CIndex stringIdx; + Type1CIndex gsubrIdx; + Type1CIndex charStringsIdx; + + Type1CTopDict topDict; + Type1CPrivateDict *privateDicts; + + int nGlyphs; + int nFDs; + Guchar *fdSelect; + Gushort *charset; + Gushort charsetLength; + int gsubrBias; + + GBool parsedOk; + + Type1COp ops[49]; // operands and operator + int nOps; // number of operands + int nHints; // number of hints for the current glyph + GBool firstOp; // true if we haven't hit the first op yet + GBool openPath; // true if there is an unclosed path +}; + +#endif |