+++ /dev/null
-//========================================================================
-//
-// FoFiType1C.cc
-//
-// Copyright 1999-2003 Glyph & Cog, LLC
-//
-//========================================================================
-
-#include <aconf.h>
-
-#ifdef USE_GCC_PRAGMAS
-#pragma implementation
-#endif
-
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-#include "gmem.h"
-#include "GString.h"
-#include "FoFiEncodings.h"
-#include "FoFiType1C.h"
-
-//------------------------------------------------------------------------
-
-static char hexChars[17] = "0123456789ABCDEF";
-
-//------------------------------------------------------------------------
-// FoFiType1C
-//------------------------------------------------------------------------
-
-FoFiType1C *FoFiType1C::make(char *fileA, int lenA) {
- FoFiType1C *ff;
-
- ff = new FoFiType1C(fileA, lenA, gFalse);
- if (!ff->parse()) {
- delete ff;
- return NULL;
- }
- return ff;
-}
-
-FoFiType1C *FoFiType1C::load(char *fileName) {
- FoFiType1C *ff;
- char *fileA;
- int lenA;
-
- if (!(fileA = FoFiBase::readFile(fileName, &lenA))) {
- return NULL;
- }
- ff = new FoFiType1C(fileA, lenA, gTrue);
- if (!ff->parse()) {
- delete ff;
- return NULL;
- }
- return ff;
-}
-
-FoFiType1C::FoFiType1C(char *fileA, int lenA, GBool freeFileDataA):
- FoFiBase(fileA, lenA, freeFileDataA)
-{
- name = NULL;
- encoding = NULL;
- privateDicts = NULL;
- fdSelect = NULL;
- charset = NULL;
-}
-
-FoFiType1C::~FoFiType1C() {
- int i;
-
- if (name) {
- delete name;
- }
- if (encoding &&
- encoding != fofiType1StandardEncoding &&
- encoding != fofiType1ExpertEncoding) {
- for (i = 0; i < 256; ++i) {
- gfree(encoding[i]);
- }
- gfree(encoding);
- }
- if (privateDicts) {
- gfree(privateDicts);
- }
- if (fdSelect) {
- gfree(fdSelect);
- }
- if (charset &&
- charset != fofiType1CISOAdobeCharset &&
- charset != fofiType1CExpertCharset &&
- charset != fofiType1CExpertSubsetCharset) {
- gfree(charset);
- }
-}
-
-char *FoFiType1C::getName() {
- return name ? name->getCString() : (char *)NULL;
-}
-
-char **FoFiType1C::getEncoding() {
- return encoding;
-}
-
-Gushort *FoFiType1C::getCIDToGIDMap(int *nCIDs) {
- Gushort *map;
- int n, i;
-
- // a CID font's top dict has ROS as the first operator
- if (topDict.firstOp != 0x0c1e) {
- *nCIDs = 0;
- return NULL;
- }
-
- // in a CID font, the charset data is the GID-to-CID mapping, so all
- // we have to do is reverse it
- n = 0;
- for (i = 0; i < nGlyphs; ++i) {
- if (charset[i] > n) {
- n = charset[i];
- }
- }
- ++n;
- map = (Gushort *)gmallocn(n, sizeof(Gushort));
- memset(map, 0, n * sizeof(Gushort));
- for (i = 0; i < nGlyphs; ++i) {
- map[charset[i]] = i;
- }
- *nCIDs = n;
- return map;
-}
-
-void FoFiType1C::convertToType1(char **newEncoding, GBool ascii,
- FoFiOutputFunc outputFunc,
- void *outputStream) {
- Type1CEexecBuf eb;
- Type1CIndex subrIdx;
- Type1CIndexVal val;
- char buf[512];
- char **enc;
- GBool ok;
- int i;
-
- // write header and font dictionary, up to encoding
- ok = gTrue;
- (*outputFunc)(outputStream, "%!FontType1-1.0: ", 17);
- (*outputFunc)(outputStream, name->getCString(), name->getLength());
- if (topDict.versionSID != 0) {
- getString(topDict.versionSID, buf, &ok);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "\n", 1);
- // the dictionary needs room for 12 entries: the following 9, plus
- // Private and CharStrings (in the eexec section) and FID (which is
- // added by definefont)
- (*outputFunc)(outputStream, "12 dict begin\n", 14);
- (*outputFunc)(outputStream, "/FontInfo 10 dict dup begin\n", 28);
- if (topDict.versionSID != 0) {
- (*outputFunc)(outputStream, "/version (", 10);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.noticeSID != 0) {
- getString(topDict.noticeSID, buf, &ok);
- (*outputFunc)(outputStream, "/Notice (", 9);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.copyrightSID != 0) {
- getString(topDict.copyrightSID, buf, &ok);
- (*outputFunc)(outputStream, "/Copyright (", 12);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.fullNameSID != 0) {
- getString(topDict.fullNameSID, buf, &ok);
- (*outputFunc)(outputStream, "/FullName (", 11);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.familyNameSID != 0) {
- getString(topDict.familyNameSID, buf, &ok);
- (*outputFunc)(outputStream, "/FamilyName (", 13);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.weightSID != 0) {
- getString(topDict.weightSID, buf, &ok);
- (*outputFunc)(outputStream, "/Weight (", 9);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") readonly def\n", 15);
- }
- if (topDict.isFixedPitch) {
- (*outputFunc)(outputStream, "/isFixedPitch true def\n", 23);
- } else {
- (*outputFunc)(outputStream, "/isFixedPitch false def\n", 24);
- }
- sprintf(buf, "/ItalicAngle %g def\n", topDict.italicAngle);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/UnderlinePosition %g def\n", topDict.underlinePosition);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/UnderlineThickness %g def\n", topDict.underlineThickness);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "end readonly def\n", 17);
- (*outputFunc)(outputStream, "/FontName /", 11);
- (*outputFunc)(outputStream, name->getCString(), name->getLength());
- (*outputFunc)(outputStream, " def\n", 5);
- sprintf(buf, "/PaintType %d def\n", topDict.paintType);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/FontType 1 def\n", 16);
- sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] readonly def\n",
- topDict.fontMatrix[0], topDict.fontMatrix[1], topDict.fontMatrix[2],
- topDict.fontMatrix[3], topDict.fontMatrix[4], topDict.fontMatrix[5]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/FontBBox [%g %g %g %g] readonly def\n",
- topDict.fontBBox[0], topDict.fontBBox[1],
- topDict.fontBBox[2], topDict.fontBBox[3]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth);
- (*outputFunc)(outputStream, buf, strlen(buf));
- if (topDict.uniqueID != 0) {
- sprintf(buf, "/UniqueID %d def\n", topDict.uniqueID);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
-
- // write the encoding
- (*outputFunc)(outputStream, "/Encoding ", 10);
- if (!newEncoding && encoding == fofiType1StandardEncoding) {
- (*outputFunc)(outputStream, "StandardEncoding def\n", 21);
- } else {
- (*outputFunc)(outputStream, "256 array\n", 10);
- (*outputFunc)(outputStream,
- "0 1 255 {1 index exch /.notdef put} for\n", 40);
- enc = newEncoding ? newEncoding : encoding;
- if(!enc) {
- fprintf(stderr, "convertToType1: Warning: No Encoding\n");
- }
- for (i = 0; i < 256; ++i) {
- if (enc && enc[i]) {
- sprintf(buf, "dup %d /%s put\n", i, enc[i]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- }
- (*outputFunc)(outputStream, "readonly def\n", 13);
- }
- (*outputFunc)(outputStream, "currentdict end\n", 16);
-
- // start the binary section
- (*outputFunc)(outputStream, "currentfile eexec\n", 18);
- eb.outputFunc = outputFunc;
- eb.outputStream = outputStream;
- eb.ascii = ascii;
- eb.r1 = 55665;
- eb.line = 0;
-
- // write the private dictionary
- eexecWrite(&eb, "\x83\xca\x73\xd5");
- eexecWrite(&eb, "dup /Private 32 dict dup begin\n");
- eexecWrite(&eb, "/RD {string currentfile exch readstring pop}"
- " executeonly def\n");
- eexecWrite(&eb, "/ND {noaccess def} executeonly def\n");
- eexecWrite(&eb, "/NP {noaccess put} executeonly def\n");
- eexecWrite(&eb, "/MinFeature {16 16} def\n");
- eexecWrite(&eb, "/password 5839 def\n");
- if (privateDicts[0].nBlueValues) {
- eexecWrite(&eb, "/BlueValues [");
- for (i = 0; i < privateDicts[0].nBlueValues; ++i) {
- sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].blueValues[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].nOtherBlues) {
- eexecWrite(&eb, "/OtherBlues [");
- for (i = 0; i < privateDicts[0].nOtherBlues; ++i) {
- sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].otherBlues[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].nFamilyBlues) {
- eexecWrite(&eb, "/FamilyBlues [");
- for (i = 0; i < privateDicts[0].nFamilyBlues; ++i) {
- sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].familyBlues[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].nFamilyOtherBlues) {
- eexecWrite(&eb, "/FamilyOtherBlues [");
- for (i = 0; i < privateDicts[0].nFamilyOtherBlues; ++i) {
- sprintf(buf, "%s%d", i > 0 ? " " : "",
- privateDicts[0].familyOtherBlues[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].blueScale != 0.039625) {
- sprintf(buf, "/BlueScale %g def\n", privateDicts[0].blueScale);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].blueShift != 7) {
- sprintf(buf, "/BlueShift %d def\n", privateDicts[0].blueShift);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].blueFuzz != 1) {
- sprintf(buf, "/BlueFuzz %d def\n", privateDicts[0].blueFuzz);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].hasStdHW) {
- sprintf(buf, "/StdHW [%g] def\n", privateDicts[0].stdHW);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].hasStdVW) {
- sprintf(buf, "/StdVW [%g] def\n", privateDicts[0].stdVW);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].nStemSnapH) {
- eexecWrite(&eb, "/StemSnapH [");
- for (i = 0; i < privateDicts[0].nStemSnapH; ++i) {
- sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapH[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].nStemSnapV) {
- eexecWrite(&eb, "/StemSnapV [");
- for (i = 0; i < privateDicts[0].nStemSnapV; ++i) {
- sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapV[i]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[0].hasForceBold) {
- sprintf(buf, "/ForceBold %s def\n",
- privateDicts[0].forceBold ? "true" : "false");
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].forceBoldThreshold != 0) {
- sprintf(buf, "/ForceBoldThreshold %g def\n",
- privateDicts[0].forceBoldThreshold);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].languageGroup != 0) {
- sprintf(buf, "/LanguageGroup %d def\n", privateDicts[0].languageGroup);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[0].expansionFactor != 0.06) {
- sprintf(buf, "/ExpansionFactor %g def\n", privateDicts[0].expansionFactor);
- eexecWrite(&eb, buf);
- }
-
- // set up subroutines
- ok = gTrue;
- getIndex(privateDicts[0].subrsOffset, &subrIdx, &ok);
- if (!ok) {
- subrIdx.pos = -1;
- }
-
- // write the CharStrings
- sprintf(buf, "2 index /CharStrings %d dict dup begin\n", nGlyphs);
- eexecWrite(&eb, buf);
- for (i = 0; i < nGlyphs; ++i) {
- ok = gTrue;
- getIndexVal(&charStringsIdx, i, &val, &ok);
- if (ok) {
- getString(charset[i], buf, &ok);
- if (ok) {
- eexecCvtGlyph(&eb, buf, val.pos, val.len, &subrIdx, &privateDicts[0]);
- }
- }
- }
- eexecWrite(&eb, "end\n");
- eexecWrite(&eb, "end\n");
- eexecWrite(&eb, "readonly put\n");
- eexecWrite(&eb, "noaccess put\n");
- eexecWrite(&eb, "dup /FontName get exch definefont pop\n");
- eexecWrite(&eb, "mark currentfile closefile\n");
-
- // trailer
- if (ascii && eb.line > 0) {
- (*outputFunc)(outputStream, "\n", 1);
- }
- for (i = 0; i < 8; ++i) {
- (*outputFunc)(outputStream, "0000000000000000000000000000000000000000000000000000000000000000\n", 65);
- }
- (*outputFunc)(outputStream, "cleartomark\n", 12);
-}
-
-void FoFiType1C::convertToCIDType0(char *psName,
- FoFiOutputFunc outputFunc,
- void *outputStream) {
- int *cidMap;
- GString *charStrings;
- int *charStringOffsets;
- Type1CIndex subrIdx;
- Type1CIndexVal val;
- int nCIDs, gdBytes;
- char buf[512], buf2[512];
- GBool ok;
- int gid, offset, n, i, j, k;
-
- // compute the CID count and build the CID-to-GID mapping
- nCIDs = 0;
- for (i = 0; i < nGlyphs; ++i) {
- if (charset[i] >= nCIDs) {
- nCIDs = charset[i] + 1;
- }
- }
- cidMap = (int *)gmallocn(nCIDs, sizeof(int));
- for (i = 0; i < nCIDs; ++i) {
- cidMap[i] = -1;
- }
- for (i = 0; i < nGlyphs; ++i) {
- cidMap[charset[i]] = i;
- }
-
- // build the charstrings
- charStrings = new GString();
- charStringOffsets = (int *)gmallocn(nCIDs + 1, sizeof(int));
- for (i = 0; i < nCIDs; ++i) {
- charStringOffsets[i] = charStrings->getLength();
- if ((gid = cidMap[i]) >= 0) {
- ok = gTrue;
- getIndexVal(&charStringsIdx, gid, &val, &ok);
- if (ok) {
- getIndex(privateDicts[fdSelect[gid]].subrsOffset, &subrIdx, &ok);
- if (!ok) {
- subrIdx.pos = -1;
- }
- cvtGlyph(val.pos, val.len, charStrings,
- &subrIdx, &privateDicts[fdSelect[gid]], gTrue);
- }
- }
- }
- charStringOffsets[nCIDs] = charStrings->getLength();
-
- // compute gdBytes = number of bytes needed for charstring offsets
- // (offset size needs to account for the charstring offset table,
- // with a worst case of five bytes per entry, plus the charstrings
- // themselves)
- i = (nCIDs + 1) * 5 + charStrings->getLength();
- if (i < 0x100) {
- gdBytes = 1;
- } else if (i < 0x10000) {
- gdBytes = 2;
- } else if (i < 0x1000000) {
- gdBytes = 3;
- } else {
- gdBytes = 4;
- }
-
- // begin the font dictionary
- (*outputFunc)(outputStream, "/CIDInit /ProcSet findresource begin\n", 37);
- (*outputFunc)(outputStream, "20 dict begin\n", 14);
- (*outputFunc)(outputStream, "/CIDFontName /", 14);
- (*outputFunc)(outputStream, psName, strlen(psName));
- (*outputFunc)(outputStream, " def\n", 5);
- (*outputFunc)(outputStream, "/CIDFontType 0 def\n", 19);
- (*outputFunc)(outputStream, "/CIDSystemInfo 3 dict dup begin\n", 32);
- if (topDict.registrySID > 0 && topDict.orderingSID > 0) {
- ok = gTrue;
- getString(topDict.registrySID, buf, &ok);
- if (ok) {
- (*outputFunc)(outputStream, " /Registry (", 13);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") def\n", 6);
- }
- ok = gTrue;
- getString(topDict.orderingSID, buf, &ok);
- if (ok) {
- (*outputFunc)(outputStream, " /Ordering (", 13);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, ") def\n", 6);
- }
- } else {
- (*outputFunc)(outputStream, " /Registry (Adobe) def\n", 24);
- (*outputFunc)(outputStream, " /Ordering (Identity) def\n", 27);
- }
- sprintf(buf, " /Supplement %d def\n", topDict.supplement);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "end def\n", 8);
- if (topDict.hasFontMatrix) {
- sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n",
- topDict.fontMatrix[0], topDict.fontMatrix[1],
- topDict.fontMatrix[2], topDict.fontMatrix[3],
- topDict.fontMatrix[4], topDict.fontMatrix[5]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- } else if (privateDicts[0].hasFontMatrix) {
- (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30);
- } else {
- (*outputFunc)(outputStream,
- "/FontMatrix [0.001 0 0 0.001 0 0] def\n", 38);
- }
- sprintf(buf, "/FontBBox [%g %g %g %g] def\n",
- topDict.fontBBox[0], topDict.fontBBox[1],
- topDict.fontBBox[2], topDict.fontBBox[3]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/FontInfo 1 dict dup begin\n", 27);
- (*outputFunc)(outputStream, " /FSType 8 def\n", 16);
- (*outputFunc)(outputStream, "end def\n", 8);
-
- // CIDFont-specific entries
- sprintf(buf, "/CIDCount %d def\n", nCIDs);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/FDBytes 1 def\n", 15);
- sprintf(buf, "/GDBytes %d def\n", gdBytes);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/CIDMapOffset 0 def\n", 20);
- if (topDict.paintType != 0) {
- sprintf(buf, "/PaintType %d def\n", topDict.paintType);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
-
- // FDArray entry
- sprintf(buf, "/FDArray %d array\n", nFDs);
- (*outputFunc)(outputStream, buf, strlen(buf));
- for (i = 0; i < nFDs; ++i) {
- sprintf(buf, "dup %d 10 dict begin\n", i);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/FontType 1 def\n", 16);
- if (privateDicts[i].hasFontMatrix) {
- sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n",
- privateDicts[i].fontMatrix[0],
- privateDicts[i].fontMatrix[1],
- privateDicts[i].fontMatrix[2],
- privateDicts[i].fontMatrix[3],
- privateDicts[i].fontMatrix[4],
- privateDicts[i].fontMatrix[5]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- } else {
- (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30);
- }
- sprintf(buf, "/PaintType %d def\n", topDict.paintType);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/Private 32 dict begin\n", 23);
- if (privateDicts[i].nBlueValues) {
- (*outputFunc)(outputStream, "/BlueValues [", 13);
- for (j = 0; j < privateDicts[i].nBlueValues; ++j) {
- sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].blueValues[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].nOtherBlues) {
- (*outputFunc)(outputStream, "/OtherBlues [", 13);
- for (j = 0; j < privateDicts[i].nOtherBlues; ++j) {
- sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].otherBlues[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].nFamilyBlues) {
- (*outputFunc)(outputStream, "/FamilyBlues [", 14);
- for (j = 0; j < privateDicts[i].nFamilyBlues; ++j) {
- sprintf(buf, "%s%d", j > 0 ? " " : "", privateDicts[i].familyBlues[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].nFamilyOtherBlues) {
- (*outputFunc)(outputStream, "/FamilyOtherBlues [", 19);
- for (j = 0; j < privateDicts[i].nFamilyOtherBlues; ++j) {
- sprintf(buf, "%s%d", j > 0 ? " " : "",
- privateDicts[i].familyOtherBlues[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].blueScale != 0.039625) {
- sprintf(buf, "/BlueScale %g def\n", privateDicts[i].blueScale);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].blueShift != 7) {
- sprintf(buf, "/BlueShift %d def\n", privateDicts[i].blueShift);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].blueFuzz != 1) {
- sprintf(buf, "/BlueFuzz %d def\n", privateDicts[i].blueFuzz);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].hasStdHW) {
- sprintf(buf, "/StdHW [%g] def\n", privateDicts[i].stdHW);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].hasStdVW) {
- sprintf(buf, "/StdVW [%g] def\n", privateDicts[i].stdVW);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].nStemSnapH) {
- (*outputFunc)(outputStream, "/StemSnapH [", 12);
- for (j = 0; j < privateDicts[i].nStemSnapH; ++j) {
- sprintf(buf, "%s%g", j > 0 ? " " : "", privateDicts[i].stemSnapH[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].nStemSnapV) {
- (*outputFunc)(outputStream, "/StemSnapV [", 12);
- for (j = 0; j < privateDicts[i].nStemSnapV; ++j) {
- sprintf(buf, "%s%g", j > 0 ? " " : "", privateDicts[i].stemSnapV[j]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- }
- if (privateDicts[i].hasForceBold) {
- sprintf(buf, "/ForceBold %s def\n",
- privateDicts[i].forceBold ? "true" : "false");
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].forceBoldThreshold != 0) {
- sprintf(buf, "/ForceBoldThreshold %g def\n",
- privateDicts[i].forceBoldThreshold);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].languageGroup != 0) {
- sprintf(buf, "/LanguageGroup %d def\n", privateDicts[i].languageGroup);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (privateDicts[i].expansionFactor != 0.06) {
- sprintf(buf, "/ExpansionFactor %g def\n",
- privateDicts[i].expansionFactor);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "currentdict end def\n", 20);
- (*outputFunc)(outputStream, "currentdict end put\n", 20);
- }
- (*outputFunc)(outputStream, "def\n", 4);
-
- // start the binary section
- offset = (nCIDs + 1) * (1 + gdBytes);
- sprintf(buf, "(Hex) %d StartData\n",
- offset + charStrings->getLength());
- (*outputFunc)(outputStream, buf, strlen(buf));
-
- // write the charstring offset (CIDMap) table
- for (i = 0; i <= nCIDs; i += 6) {
- for (j = 0; j < 6 && i+j <= nCIDs; ++j) {
- if (i+j < nCIDs && cidMap[i+j] >= 0) {
- buf[0] = (char)fdSelect[cidMap[i+j]];
- } else {
- buf[0] = (char)0;
- }
- n = offset + charStringOffsets[i+j];
- for (k = gdBytes; k >= 1; --k) {
- buf[k] = (char)(n & 0xff);
- n >>= 8;
- }
- for (k = 0; k <= gdBytes; ++k) {
- sprintf(buf2, "%02x", buf[k] & 0xff);
- (*outputFunc)(outputStream, buf2, 2);
- }
- }
- (*outputFunc)(outputStream, "\n", 1);
- }
-
- // write the charstring data
- n = charStrings->getLength();
- for (i = 0; i < n; i += 32) {
- for (j = 0; j < 32 && i+j < n; ++j) {
- sprintf(buf, "%02x", charStrings->getChar(i+j) & 0xff);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (i + 32 >= n) {
- (*outputFunc)(outputStream, ">", 1);
- }
- (*outputFunc)(outputStream, "\n", 1);
- }
-
- gfree(charStringOffsets);
- delete charStrings;
- gfree(cidMap);
-}
-
-void FoFiType1C::convertToType0(char *psName,
- FoFiOutputFunc outputFunc,
- void *outputStream) {
- int *cidMap;
- Type1CIndex subrIdx;
- Type1CIndexVal val;
- int nCIDs;
- char buf[512];
- Type1CEexecBuf eb;
- GBool ok;
- int fd, i, j, k;
-
- // compute the CID count and build the CID-to-GID mapping
- nCIDs = 0;
- for (i = 0; i < nGlyphs; ++i) {
- if (charset[i] >= nCIDs) {
- nCIDs = charset[i] + 1;
- }
- }
- cidMap = (int *)gmallocn(nCIDs, sizeof(int));
- for (i = 0; i < nCIDs; ++i) {
- cidMap[i] = -1;
- }
- for (i = 0; i < nGlyphs; ++i) {
- cidMap[charset[i]] = i;
- }
-
- // write the descendant Type 1 fonts
- for (i = 0; i < nCIDs; i += 256) {
-
- //~ this assumes that all CIDs in this block have the same FD --
- //~ to handle multiple FDs correctly, need to somehow divide the
- //~ font up by FD
- fd = 0;
- for (j = 0; j < 256 && i+j < nCIDs; ++j) {
- if (cidMap[i+j] >= 0) {
- fd = fdSelect[cidMap[i+j]];
- break;
- }
- }
-
- // font dictionary (unencrypted section)
- (*outputFunc)(outputStream, "16 dict begin\n", 14);
- (*outputFunc)(outputStream, "/FontName /", 11);
- (*outputFunc)(outputStream, psName, strlen(psName));
- sprintf(buf, "_%02x def\n", i >> 8);
- (*outputFunc)(outputStream, buf, strlen(buf));
- (*outputFunc)(outputStream, "/FontType 1 def\n", 16);
- if (privateDicts[fd].hasFontMatrix) {
- sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n",
- privateDicts[fd].fontMatrix[0],
- privateDicts[fd].fontMatrix[1],
- privateDicts[fd].fontMatrix[2],
- privateDicts[fd].fontMatrix[3],
- privateDicts[fd].fontMatrix[4],
- privateDicts[fd].fontMatrix[5]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- } else if (topDict.hasFontMatrix) {
- (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30);
- } else {
- (*outputFunc)(outputStream,
- "/FontMatrix [0.001 0 0 0.001 0 0] def\n", 38);
- }
- sprintf(buf, "/FontBBox [%g %g %g %g] def\n",
- topDict.fontBBox[0], topDict.fontBBox[1],
- topDict.fontBBox[2], topDict.fontBBox[3]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- sprintf(buf, "/PaintType %d def\n", topDict.paintType);
- (*outputFunc)(outputStream, buf, strlen(buf));
- if (topDict.paintType != 0) {
- sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "/Encoding 256 array\n", 20);
- for (j = 0; j < 256 && i+j < nCIDs; ++j) {
- sprintf(buf, "dup %d /c%02x put\n", j, j);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- if (j < 256) {
- sprintf(buf, "%d 1 255 { 1 index exch /.notdef put } for\n", j);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "readonly def\n", 13);
- (*outputFunc)(outputStream, "currentdict end\n", 16);
-
- // start the binary section
- (*outputFunc)(outputStream, "currentfile eexec\n", 18);
- eb.outputFunc = outputFunc;
- eb.outputStream = outputStream;
- eb.ascii = gTrue;
- eb.r1 = 55665;
- eb.line = 0;
-
- // start the private dictionary
- eexecWrite(&eb, "\x83\xca\x73\xd5");
- eexecWrite(&eb, "dup /Private 32 dict dup begin\n");
- eexecWrite(&eb, "/RD {string currentfile exch readstring pop}"
- " executeonly def\n");
- eexecWrite(&eb, "/ND {noaccess def} executeonly def\n");
- eexecWrite(&eb, "/NP {noaccess put} executeonly def\n");
- eexecWrite(&eb, "/MinFeature {16 16} def\n");
- eexecWrite(&eb, "/password 5839 def\n");
- if (privateDicts[fd].nBlueValues) {
- eexecWrite(&eb, "/BlueValues [");
- for (k = 0; k < privateDicts[fd].nBlueValues; ++k) {
- sprintf(buf, "%s%d", k > 0 ? " " : "", privateDicts[fd].blueValues[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].nOtherBlues) {
- eexecWrite(&eb, "/OtherBlues [");
- for (k = 0; k < privateDicts[fd].nOtherBlues; ++k) {
- sprintf(buf, "%s%d", k > 0 ? " " : "", privateDicts[fd].otherBlues[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].nFamilyBlues) {
- eexecWrite(&eb, "/FamilyBlues [");
- for (k = 0; k < privateDicts[fd].nFamilyBlues; ++k) {
- sprintf(buf, "%s%d", k > 0 ? " " : "",
- privateDicts[fd].familyBlues[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].nFamilyOtherBlues) {
- eexecWrite(&eb, "/FamilyOtherBlues [");
- for (k = 0; k < privateDicts[fd].nFamilyOtherBlues; ++k) {
- sprintf(buf, "%s%d", k > 0 ? " " : "",
- privateDicts[fd].familyOtherBlues[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].blueScale != 0.039625) {
- sprintf(buf, "/BlueScale %g def\n", privateDicts[fd].blueScale);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].blueShift != 7) {
- sprintf(buf, "/BlueShift %d def\n", privateDicts[fd].blueShift);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].blueFuzz != 1) {
- sprintf(buf, "/BlueFuzz %d def\n", privateDicts[fd].blueFuzz);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].hasStdHW) {
- sprintf(buf, "/StdHW [%g] def\n", privateDicts[fd].stdHW);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].hasStdVW) {
- sprintf(buf, "/StdVW [%g] def\n", privateDicts[fd].stdVW);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].nStemSnapH) {
- eexecWrite(&eb, "/StemSnapH [");
- for (k = 0; k < privateDicts[fd].nStemSnapH; ++k) {
- sprintf(buf, "%s%g", k > 0 ? " " : "", privateDicts[fd].stemSnapH[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].nStemSnapV) {
- eexecWrite(&eb, "/StemSnapV [");
- for (k = 0; k < privateDicts[fd].nStemSnapV; ++k) {
- sprintf(buf, "%s%g", k > 0 ? " " : "", privateDicts[fd].stemSnapV[k]);
- eexecWrite(&eb, buf);
- }
- eexecWrite(&eb, "] def\n");
- }
- if (privateDicts[fd].hasForceBold) {
- sprintf(buf, "/ForceBold %s def\n",
- privateDicts[fd].forceBold ? "true" : "false");
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].forceBoldThreshold != 0) {
- sprintf(buf, "/ForceBoldThreshold %g def\n",
- privateDicts[fd].forceBoldThreshold);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].languageGroup != 0) {
- sprintf(buf, "/LanguageGroup %d def\n", privateDicts[fd].languageGroup);
- eexecWrite(&eb, buf);
- }
- if (privateDicts[fd].expansionFactor != 0.06) {
- sprintf(buf, "/ExpansionFactor %g def\n",
- privateDicts[fd].expansionFactor);
- eexecWrite(&eb, buf);
- }
-
- // set up the subroutines
- ok = gTrue;
- getIndex(privateDicts[fd].subrsOffset, &subrIdx, &ok);
- if (!ok) {
- subrIdx.pos = -1;
- }
-
- // start the CharStrings
- sprintf(buf, "2 index /CharStrings 256 dict dup begin\n");
- eexecWrite(&eb, buf);
-
- // write the .notdef CharString
- ok = gTrue;
- getIndexVal(&charStringsIdx, 0, &val, &ok);
- if (ok) {
- eexecCvtGlyph(&eb, ".notdef", val.pos, val.len,
- &subrIdx, &privateDicts[fd]);
- }
-
- // write the CharStrings
- for (j = 0; j < 256 && i+j < nCIDs; ++j) {
- if (cidMap[i+j] >= 0) {
- ok = gTrue;
- getIndexVal(&charStringsIdx, cidMap[i+j], &val, &ok);
- if (ok) {
- sprintf(buf, "c%02x", j);
- eexecCvtGlyph(&eb, buf, val.pos, val.len,
- &subrIdx, &privateDicts[fd]);
- }
- }
- }
- eexecWrite(&eb, "end\n");
- eexecWrite(&eb, "end\n");
- eexecWrite(&eb, "readonly put\n");
- eexecWrite(&eb, "noaccess put\n");
- eexecWrite(&eb, "dup /FontName get exch definefont pop\n");
- eexecWrite(&eb, "mark currentfile closefile\n");
-
- // trailer
- if (eb.line > 0) {
- (*outputFunc)(outputStream, "\n", 1);
- }
- for (j = 0; j < 8; ++j) {
- (*outputFunc)(outputStream, "0000000000000000000000000000000000000000000000000000000000000000\n", 65);
- }
- (*outputFunc)(outputStream, "cleartomark\n", 12);
- }
-
- // write the Type 0 parent font
- (*outputFunc)(outputStream, "16 dict begin\n", 14);
- (*outputFunc)(outputStream, "/FontName /", 11);
- (*outputFunc)(outputStream, psName, strlen(psName));
- (*outputFunc)(outputStream, " def\n", 5);
- (*outputFunc)(outputStream, "/FontType 0 def\n", 16);
- if (topDict.hasFontMatrix) {
- sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] def\n",
- topDict.fontMatrix[0], topDict.fontMatrix[1],
- topDict.fontMatrix[2], topDict.fontMatrix[3],
- topDict.fontMatrix[4], topDict.fontMatrix[5]);
- (*outputFunc)(outputStream, buf, strlen(buf));
- } else {
- (*outputFunc)(outputStream, "/FontMatrix [1 0 0 1 0 0] def\n", 30);
- }
- (*outputFunc)(outputStream, "/FMapType 2 def\n", 16);
- (*outputFunc)(outputStream, "/Encoding [\n", 12);
- for (i = 0; i < nCIDs; i += 256) {
- sprintf(buf, "%d\n", i >> 8);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- (*outputFunc)(outputStream, "/FDepVector [\n", 14);
- for (i = 0; i < nCIDs; i += 256) {
- (*outputFunc)(outputStream, "/", 1);
- (*outputFunc)(outputStream, psName, strlen(psName));
- sprintf(buf, "_%02x findfont\n", i >> 8);
- (*outputFunc)(outputStream, buf, strlen(buf));
- }
- (*outputFunc)(outputStream, "] def\n", 6);
- (*outputFunc)(outputStream, "FontName currentdict end definefont pop\n", 40);
-
- gfree(cidMap);
-}
-
-void FoFiType1C::eexecCvtGlyph(Type1CEexecBuf *eb, char *glyphName,
- int offset, int nBytes,
- Type1CIndex *subrIdx,
- Type1CPrivateDict *pDict) {
- char buf[512];
- GString *charBuf;
-
- // generate the charstring
- charBuf = new GString();
- cvtGlyph(offset, nBytes, charBuf, subrIdx, pDict, gTrue);
-
- sprintf(buf, "/%s %d RD ", glyphName, charBuf->getLength());
- eexecWrite(eb, buf);
- eexecWriteCharstring(eb, (Guchar *)charBuf->getCString(),
- charBuf->getLength());
- eexecWrite(eb, " ND\n");
-
- delete charBuf;
-}
-
-void FoFiType1C::cvtGlyph(int offset, int nBytes, GString *charBuf,
- Type1CIndex *subrIdx, Type1CPrivateDict *pDict,
- GBool top) {
- Type1CIndexVal val;
- GBool ok, dFP;
- double d, dx, dy;
- Gushort r2;
- Guchar byte;
- int pos, subrBias, start, i, k;
-
- start = charBuf->getLength();
- if (top) {
- charBuf->append((char)73);
- charBuf->append((char)58);
- charBuf->append((char)147);
- charBuf->append((char)134);
- nOps = 0;
- nHints = 0;
- firstOp = gTrue;
- openPath = gFalse;
- }
-
- pos = offset;
- while (pos < offset + nBytes) {
- ok = gTrue;
- pos = getOp(pos, gTrue, &ok);
- if (!ok) {
- break;
- }
- if (!ops[nOps - 1].isNum) {
- --nOps; // drop the operator
- switch (ops[nOps].op) {
- case 0x0001: // hstem
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hstem", nOps);
- }
- d = 0;
- dFP = gFalse;
- for (k = 0; k < nOps; k += 2) {
- // convert Type 2 edge hints (-20 or -21) to Type 1 ghost hints
- if (ops[k+1].num < 0) {
- d += ops[k].num + ops[k+1].num;
- dFP |= ops[k].isFP | ops[k+1].isFP;
- cvtNum(d, dFP, charBuf);
- cvtNum(-ops[k+1].num, ops[k+1].isFP, charBuf);
- } else {
- d += ops[k].num;
- dFP |= ops[k].isFP;
- cvtNum(d, dFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- d += ops[k+1].num;
- dFP |= ops[k+1].isFP;
- }
- charBuf->append((char)1);
- }
- nHints += nOps / 2;
- nOps = 0;
- break;
- case 0x0003: // vstem
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vstem", nOps);
- }
- d = 0;
- dFP = gFalse;
- for (k = 0; k < nOps; k += 2) {
- // convert Type 2 edge hints (-20 or -21) to Type 1 ghost hints
- if (ops[k+1].num < 0) {
- d += ops[k].num + ops[k+1].num;
- dFP |= ops[k].isFP | ops[k+1].isFP;
- cvtNum(d, dFP, charBuf);
- cvtNum(-ops[k+1].num, ops[k+1].isFP, charBuf);
- } else {
- d += ops[k].num;
- dFP |= ops[k].isFP;
- cvtNum(d, dFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- d += ops[k+1].num;
- dFP |= ops[k+1].isFP;
- }
- charBuf->append((char)3);
- }
- nHints += nOps / 2;
- nOps = 0;
- break;
- case 0x0004: // vmoveto
- if (firstOp) {
- cvtGlyphWidth(nOps == 2, charBuf, pDict);
- firstOp = gFalse;
- }
- if (openPath) {
- charBuf->append((char)9);
- openPath = gFalse;
- }
- if (nOps != 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vmoveto", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- charBuf->append((char)4);
- nOps = 0;
- break;
- case 0x0005: // rlineto
- if (nOps < 2 || nOps % 2 != 0) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 rlineto", nOps);
- }
- for (k = 0; k < nOps; k += 2) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- charBuf->append((char)5);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0006: // hlineto
- if (nOps < 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hlineto", nOps);
- }
- for (k = 0; k < nOps; ++k) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- charBuf->append((char)((k & 1) ? 7 : 6));
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0007: // vlineto
- if (nOps < 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vlineto", nOps);
- }
- for (k = 0; k < nOps; ++k) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- charBuf->append((char)((k & 1) ? 6 : 7));
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0008: // rrcurveto
- if (nOps < 6 || nOps % 6 != 0) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 rrcurveto", nOps);
- }
- for (k = 0; k < nOps; k += 6) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf);
- charBuf->append((char)8);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x000a: // callsubr
- if (nOps >= 1) {
- subrBias = (subrIdx->len < 1240)
- ? 107 : (subrIdx->len < 33900) ? 1131 : 32768;
- k = subrBias + (int)ops[nOps - 1].num;
- --nOps;
- ok = gTrue;
- getIndexVal(subrIdx, k, &val, &ok);
- if (ok) {
- cvtGlyph(val.pos, val.len, charBuf, subrIdx, pDict, gFalse);
- }
- } else {
- //~ error(-1, "Too few args to Type 2 callsubr");
- }
- // don't clear the stack
- break;
- case 0x000b: // return
- // don't clear the stack
- break;
- case 0x000e: // endchar / seac
- if (firstOp) {
- cvtGlyphWidth(nOps == 1 || nOps == 5, charBuf, pDict);
- firstOp = gFalse;
- }
- if (openPath) {
- charBuf->append((char)9);
- openPath = gFalse;
- }
- if (nOps == 4) {
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- charBuf->append((char)12)->append((char)6);
- } else if (nOps == 0) {
- charBuf->append((char)14);
- } else {
- //~ error(-1, "Wrong number of args (%d) to Type 2 endchar", nOps);
- }
- nOps = 0;
- break;
- case 0x000f: // (obsolete)
- // this op is ignored, but we need the glyph width
- if (firstOp) {
- cvtGlyphWidth(nOps > 0, charBuf, pDict);
- firstOp = gFalse;
- }
- nOps = 0;
- break;
- case 0x0010: // blend
- //~ error(-1, "Unimplemented Type 2 charstring op: %d", file[i]);
- nOps = 0;
- break;
- case 0x0012: // hstemhm
- // ignored
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hstemhm", nOps);
- }
- nHints += nOps / 2;
- nOps = 0;
- break;
- case 0x0013: // hintmask
- // ignored
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps > 0) {
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hintmask/vstemhm",
- //~ nOps);
- }
- nHints += nOps / 2;
- }
- pos += (nHints + 7) >> 3;
- nOps = 0;
- break;
- case 0x0014: // cntrmask
- // ignored
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps > 0) {
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 cntrmask/vstemhm",
- //~ nOps);
- }
- nHints += nOps / 2;
- }
- pos += (nHints + 7) >> 3;
- nOps = 0;
- break;
- case 0x0015: // rmoveto
- if (firstOp) {
- cvtGlyphWidth(nOps == 3, charBuf, pDict);
- firstOp = gFalse;
- }
- if (openPath) {
- charBuf->append((char)9);
- openPath = gFalse;
- }
- if (nOps != 2) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 rmoveto", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- charBuf->append((char)21);
- nOps = 0;
- break;
- case 0x0016: // hmoveto
- if (firstOp) {
- cvtGlyphWidth(nOps == 2, charBuf, pDict);
- firstOp = gFalse;
- }
- if (openPath) {
- charBuf->append((char)9);
- openPath = gFalse;
- }
- if (nOps != 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hmoveto", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- charBuf->append((char)22);
- nOps = 0;
- break;
- case 0x0017: // vstemhm
- // ignored
- if (firstOp) {
- cvtGlyphWidth(nOps & 1, charBuf, pDict);
- firstOp = gFalse;
- }
- if (nOps & 1) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vstemhm", nOps);
- }
- nHints += nOps / 2;
- nOps = 0;
- break;
- case 0x0018: // rcurveline
- if (nOps < 8 || (nOps - 2) % 6 != 0) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 rcurveline", nOps);
- }
- for (k = 0; k < nOps - 2; k += 6) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf);
- charBuf->append((char)8);
- }
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k].isFP, charBuf);
- charBuf->append((char)5);
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0019: // rlinecurve
- if (nOps < 8 || (nOps - 6) % 2 != 0) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 rlinecurve", nOps);
- }
- for (k = 0; k < nOps - 6; k += 2) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k].isFP, charBuf);
- charBuf->append((char)5);
- }
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- cvtNum(ops[k+5].num, ops[k+5].isFP, charBuf);
- charBuf->append((char)8);
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x001a: // vvcurveto
- if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vvcurveto", nOps);
- }
- if (nOps % 2 == 1) {
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- charBuf->append((char)8);
- k = 5;
- } else {
- k = 0;
- }
- for (; k < nOps; k += 4) {
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- charBuf->append((char)8);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x001b: // hhcurveto
- if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hhcurveto", nOps);
- }
- if (nOps % 2 == 1) {
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- charBuf->append((char)8);
- k = 5;
- } else {
- k = 0;
- }
- for (; k < nOps; k += 4) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- charBuf->append((char)8);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x001d: // callgsubr
- if (nOps >= 1) {
- k = gsubrBias + (int)ops[nOps - 1].num;
- --nOps;
- ok = gTrue;
- getIndexVal(&gsubrIdx, k, &val, &ok);
- if (ok) {
- cvtGlyph(val.pos, val.len, charBuf, subrIdx, pDict, gFalse);
- }
- } else {
- //~ error(-1, "Too few args to Type 2 callgsubr");
- }
- // don't clear the stack
- break;
- case 0x001e: // vhcurveto
- if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 vhcurveto", nOps);
- }
- for (k = 0; k < nOps && k != nOps-5; k += 4) {
- if (k % 8 == 0) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- charBuf->append((char)30);
- } else {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- charBuf->append((char)31);
- }
- }
- if (k == nOps-5) {
- if (k % 8 == 0) {
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- } else {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- }
- charBuf->append((char)8);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x001f: // hvcurveto
- if (nOps < 4 || !(nOps % 4 == 0 || (nOps-1) % 4 == 0)) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hvcurveto", nOps);
- }
- for (k = 0; k < nOps && k != nOps-5; k += 4) {
- if (k % 8 == 0) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- charBuf->append((char)31);
- } else {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- charBuf->append((char)30);
- }
- }
- if (k == nOps-5) {
- if (k % 8 == 0) {
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- } else {
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[k].num, ops[k].isFP, charBuf);
- cvtNum(ops[k+1].num, ops[k+1].isFP, charBuf);
- cvtNum(ops[k+2].num, ops[k+2].isFP, charBuf);
- cvtNum(ops[k+3].num, ops[k+3].isFP, charBuf);
- cvtNum(ops[k+4].num, ops[k+4].isFP, charBuf);
- }
- charBuf->append((char)8);
- }
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0c00: // dotsection (should be Type 1 only?)
- // ignored
- nOps = 0;
- break;
- case 0x0c03: // and
- case 0x0c04: // or
- case 0x0c05: // not
- case 0x0c08: // store
- case 0x0c09: // abs
- case 0x0c0a: // add
- case 0x0c0b: // sub
- case 0x0c0c: // div
- case 0x0c0d: // load
- case 0x0c0e: // neg
- case 0x0c0f: // eq
- case 0x0c12: // drop
- case 0x0c14: // put
- case 0x0c15: // get
- case 0x0c16: // ifelse
- case 0x0c17: // random
- case 0x0c18: // mul
- case 0x0c1a: // sqrt
- case 0x0c1b: // dup
- case 0x0c1c: // exch
- case 0x0c1d: // index
- case 0x0c1e: // roll
- //~ error(-1, "Unimplemented Type 2 charstring op: 12.%d", file[i+1]);
- nOps = 0;
- break;
- case 0x0c22: // hflex
- if (nOps != 7) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hflex", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- charBuf->append((char)8);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[5].num, ops[5].isFP, charBuf);
- cvtNum(-ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[6].num, ops[6].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- charBuf->append((char)8);
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0c23: // flex
- if (nOps != 13) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 flex", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- cvtNum(ops[5].num, ops[5].isFP, charBuf);
- charBuf->append((char)8);
- cvtNum(ops[6].num, ops[6].isFP, charBuf);
- cvtNum(ops[7].num, ops[7].isFP, charBuf);
- cvtNum(ops[8].num, ops[8].isFP, charBuf);
- cvtNum(ops[9].num, ops[9].isFP, charBuf);
- cvtNum(ops[10].num, ops[10].isFP, charBuf);
- cvtNum(ops[11].num, ops[11].isFP, charBuf);
- charBuf->append((char)8);
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0c24: // hflex1
- if (nOps != 9) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 hflex1", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- charBuf->append((char)8);
- cvtNum(ops[5].num, ops[5].isFP, charBuf);
- cvtNum(0, gFalse, charBuf);
- cvtNum(ops[6].num, ops[6].isFP, charBuf);
- cvtNum(ops[7].num, ops[7].isFP, charBuf);
- cvtNum(ops[8].num, ops[8].isFP, charBuf);
- cvtNum(-(ops[1].num + ops[3].num + ops[7].num),
- ops[1].isFP | ops[3].isFP | ops[7].isFP, charBuf);
- charBuf->append((char)8);
- nOps = 0;
- openPath = gTrue;
- break;
- case 0x0c25: // flex1
- if (nOps != 11) {
- //~ error(-1, "Wrong number of args (%d) to Type 2 flex1", nOps);
- }
- cvtNum(ops[0].num, ops[0].isFP, charBuf);
- cvtNum(ops[1].num, ops[1].isFP, charBuf);
- cvtNum(ops[2].num, ops[2].isFP, charBuf);
- cvtNum(ops[3].num, ops[3].isFP, charBuf);
- cvtNum(ops[4].num, ops[4].isFP, charBuf);
- cvtNum(ops[5].num, ops[5].isFP, charBuf);
- charBuf->append((char)8);
- cvtNum(ops[6].num, ops[6].isFP, charBuf);
- cvtNum(ops[7].num, ops[7].isFP, charBuf);
- cvtNum(ops[8].num, ops[8].isFP, charBuf);
- cvtNum(ops[9].num, ops[9].isFP, charBuf);
- dx = ops[0].num + ops[2].num + ops[4].num + ops[6].num + ops[8].num;
- dy = ops[1].num + ops[3].num + ops[5].num + ops[7].num + ops[9].num;
- if (fabs(dx) > fabs(dy)) {
- cvtNum(ops[10].num, ops[10].isFP, charBuf);
- cvtNum(-dy, ops[1].isFP | ops[3].isFP | ops[5].isFP |
- ops[7].isFP | ops[9].isFP, charBuf);
- } else {
- cvtNum(-dx, ops[0].isFP | ops[2].isFP | ops[4].isFP |
- ops[6].isFP | ops[8].isFP, charBuf);
- cvtNum(ops[10].num, ops[10].isFP, charBuf);
- }
- charBuf->append((char)8);
- nOps = 0;
- openPath = gTrue;
- break;
- default:
- //~ error(-1, "Illegal Type 2 charstring op: %04x",
- //~ ops[nOps].op);
- nOps = 0;
- break;
- }
- }
- }
-
- // charstring encryption
- if (top) {
- r2 = 4330;
- for (i = start; i < charBuf->getLength(); ++i) {
- byte = charBuf->getChar(i) ^ (r2 >> 8);
- charBuf->setChar(i, byte);
- r2 = (byte + r2) * 52845 + 22719;
- }
- }
-}
-
-void FoFiType1C::cvtGlyphWidth(GBool useOp, GString *charBuf,
- Type1CPrivateDict *pDict) {
- double w;
- GBool wFP;
- int i;
-
- if (useOp) {
- w = pDict->nominalWidthX + ops[0].num;
- wFP = pDict->nominalWidthXFP | ops[0].isFP;
- for (i = 1; i < nOps; ++i) {
- ops[i-1] = ops[i];
- }
- --nOps;
- } else {
- w = pDict->defaultWidthX;
- wFP = pDict->defaultWidthXFP;
- }
- cvtNum(0, gFalse, charBuf);
- cvtNum(w, wFP, charBuf);
- charBuf->append((char)13);
-}
-
-void FoFiType1C::cvtNum(double x, GBool isFP, GString *charBuf) {
- Guchar buf[12];
- int y, n;
-
- n = 0;
- if (isFP) {
- if (x >= -32768 && x < 32768) {
- y = (int)(x * 256.0);
- buf[0] = 255;
- buf[1] = (Guchar)(y >> 24);
- buf[2] = (Guchar)(y >> 16);
- buf[3] = (Guchar)(y >> 8);
- buf[4] = (Guchar)y;
- buf[5] = 255;
- buf[6] = 0;
- buf[7] = 0;
- buf[8] = 1;
- buf[9] = 0;
- buf[10] = 12;
- buf[11] = 12;
- n = 12;
- } else {
- //~ error(-1, "Type 2 fixed point constant out of range");
- }
- } else {
- y = (int)x;
- if (y >= -107 && y <= 107) {
- buf[0] = (Guchar)(y + 139);
- n = 1;
- } else if (y > 107 && y <= 1131) {
- y -= 108;
- buf[0] = (Guchar)((y >> 8) + 247);
- buf[1] = (Guchar)(y & 0xff);
- n = 2;
- } else if (y < -107 && y >= -1131) {
- y = -y - 108;
- buf[0] = (Guchar)((y >> 8) + 251);
- buf[1] = (Guchar)(y & 0xff);
- n = 2;
- } else {
- buf[0] = 255;
- buf[1] = (Guchar)(y >> 24);
- buf[2] = (Guchar)(y >> 16);
- buf[3] = (Guchar)(y >> 8);
- buf[4] = (Guchar)y;
- n = 5;
- }
- }
- charBuf->append((char *)buf, n);
-}
-
-void FoFiType1C::eexecWrite(Type1CEexecBuf *eb, char *s) {
- Guchar *p;
- Guchar x;
-
- for (p = (Guchar *)s; *p; ++p) {
- x = *p ^ (eb->r1 >> 8);
- eb->r1 = (x + eb->r1) * 52845 + 22719;
- if (eb->ascii) {
- (*eb->outputFunc)(eb->outputStream, &hexChars[x >> 4], 1);
- (*eb->outputFunc)(eb->outputStream, &hexChars[x & 0x0f], 1);
- eb->line += 2;
- if (eb->line == 64) {
- (*eb->outputFunc)(eb->outputStream, "\n", 1);
- eb->line = 0;
- }
- } else {
- (*eb->outputFunc)(eb->outputStream, (char *)&x, 1);
- }
- }
-}
-
-void FoFiType1C::eexecWriteCharstring(Type1CEexecBuf *eb,
- Guchar *s, int n) {
- Guchar x;
- int i;
-
- // eexec encryption
- for (i = 0; i < n; ++i) {
- x = s[i] ^ (eb->r1 >> 8);
- eb->r1 = (x + eb->r1) * 52845 + 22719;
- if (eb->ascii) {
- (*eb->outputFunc)(eb->outputStream, &hexChars[x >> 4], 1);
- (*eb->outputFunc)(eb->outputStream, &hexChars[x & 0x0f], 1);
- eb->line += 2;
- if (eb->line == 64) {
- (*eb->outputFunc)(eb->outputStream, "\n", 1);
- eb->line = 0;
- }
- } else {
- (*eb->outputFunc)(eb->outputStream, (char *)&x, 1);
- }
- }
-}
-
-GBool FoFiType1C::parse() {
- Type1CIndex fdIdx;
- Type1CIndexVal val;
- int i;
-
- parsedOk = gTrue;
-
- // some tools embed Type 1C fonts with an extra whitespace char at
- // the beginning
- if (len > 0 && file[0] != '\x01') {
- ++file;
- --len;
- }
-
- // find the indexes
- getIndex(getU8(2, &parsedOk), &nameIdx, &parsedOk);
- getIndex(nameIdx.endPos, &topDictIdx, &parsedOk);
- getIndex(topDictIdx.endPos, &stringIdx, &parsedOk);
- getIndex(stringIdx.endPos, &gsubrIdx, &parsedOk);
- if (!parsedOk) {
- return gFalse;
- }
- gsubrBias = (gsubrIdx.len < 1240) ? 107
- : (gsubrIdx.len < 33900) ? 1131 : 32768;
-
- // read the first font name
- getIndexVal(&nameIdx, 0, &val, &parsedOk);
- if (!parsedOk) {
- return gFalse;
- }
- name = new GString((char *)&file[val.pos], val.len);
-
- // read the top dict for the first font
- readTopDict();
-
- // for CID fonts: read the FDArray dicts and private dicts
- if (topDict.firstOp == 0x0c1e) {
- if (topDict.fdArrayOffset == 0) {
- nFDs = 1;
- privateDicts = (Type1CPrivateDict *)gmalloc(sizeof(Type1CPrivateDict));
- readPrivateDict(0, 0, &privateDicts[0]);
- } else {
- getIndex(topDict.fdArrayOffset, &fdIdx, &parsedOk);
- if (!parsedOk) {
- return gFalse;
- }
- nFDs = fdIdx.len;
- privateDicts = (Type1CPrivateDict *)
- gmallocn(nFDs, sizeof(Type1CPrivateDict));
- for (i = 0; i < nFDs; ++i) {
- getIndexVal(&fdIdx, i, &val, &parsedOk);
- if (!parsedOk) {
- return gFalse;
- }
- readFD(val.pos, val.len, &privateDicts[i]);
- }
- }
-
- // for 8-bit fonts: read the private dict
- } else {
- privateDicts = (Type1CPrivateDict *)gmalloc(sizeof(Type1CPrivateDict));
- readPrivateDict(topDict.privateOffset, topDict.privateSize,
- &privateDicts[0]);
- }
-
- // check for parse errors in the private dict(s)
- if (!parsedOk) {
- return gFalse;
- }
-
- // get the charstrings index
- if (topDict.charStringsOffset <= 0) {
- parsedOk = gFalse;
- return gFalse;
- }
- getIndex(topDict.charStringsOffset, &charStringsIdx, &parsedOk);
- if (!parsedOk) {
- return gFalse;
- }
- nGlyphs = charStringsIdx.len;
-
- // for CID fonts: read the FDSelect table
- if (topDict.firstOp == 0x0c1e) {
- readFDSelect();
- if (!parsedOk) {
- return gFalse;
- }
- }
-
- // read the charset
- if (!readCharset()) {
- parsedOk = gFalse;
- return gFalse;
- }
-
- // for 8-bit fonts: build the encoding
- if (topDict.firstOp != 0x0c14 && topDict.firstOp != 0x0c1e) {
- buildEncoding();
- if (!parsedOk) {
- return gFalse;
- }
- }
-
- return parsedOk;
-}
-
-void FoFiType1C::readTopDict() {
- Type1CIndexVal topDictPtr;
- int pos;
-
- topDict.firstOp = -1;
- topDict.versionSID = 0;
- topDict.noticeSID = 0;
- topDict.copyrightSID = 0;
- topDict.fullNameSID = 0;
- topDict.familyNameSID = 0;
- topDict.weightSID = 0;
- topDict.isFixedPitch = 0;
- topDict.italicAngle = 0;
- topDict.underlinePosition = -100;
- topDict.underlineThickness = 50;
- topDict.paintType = 0;
- topDict.charstringType = 2;
- topDict.fontMatrix[0] = 0.001;
- topDict.fontMatrix[1] = 0;
- topDict.fontMatrix[2] = 0;
- topDict.fontMatrix[3] = 0.001;
- topDict.fontMatrix[4] = 0;
- topDict.fontMatrix[5] = 0;
- topDict.hasFontMatrix = gFalse;
- topDict.uniqueID = 0;
- topDict.fontBBox[0] = 0;
- topDict.fontBBox[1] = 0;
- topDict.fontBBox[2] = 0;
- topDict.fontBBox[3] = 0;
- topDict.strokeWidth = 0;
- topDict.charsetOffset = 0;
- topDict.encodingOffset = 0;
- topDict.charStringsOffset = 0;
- topDict.privateSize = 0;
- topDict.privateOffset = 0;
- topDict.registrySID = 0;
- topDict.orderingSID = 0;
- topDict.supplement = 0;
- topDict.fdArrayOffset = 0;
- topDict.fdSelectOffset = 0;
-
- getIndexVal(&topDictIdx, 0, &topDictPtr, &parsedOk);
- pos = topDictPtr.pos;
- nOps = 0;
- while (pos < topDictPtr.pos + topDictPtr.len) {
- pos = getOp(pos, gFalse, &parsedOk);
- if (!parsedOk) {
- break;
- }
- if (!ops[nOps - 1].isNum) {
- --nOps; // drop the operator
- if (topDict.firstOp < 0) {
- topDict.firstOp = ops[nOps].op;
- }
- switch (ops[nOps].op) {
- case 0x0000: topDict.versionSID = (int)ops[0].num; break;
- case 0x0001: topDict.noticeSID = (int)ops[0].num; break;
- case 0x0c00: topDict.copyrightSID = (int)ops[0].num; break;
- case 0x0002: topDict.fullNameSID = (int)ops[0].num; break;
- case 0x0003: topDict.familyNameSID = (int)ops[0].num; break;
- case 0x0004: topDict.weightSID = (int)ops[0].num; break;
- case 0x0c01: topDict.isFixedPitch = (int)ops[0].num; break;
- case 0x0c02: topDict.italicAngle = ops[0].num; break;
- case 0x0c03: topDict.underlinePosition = ops[0].num; break;
- case 0x0c04: topDict.underlineThickness = ops[0].num; break;
- case 0x0c05: topDict.paintType = (int)ops[0].num; break;
- case 0x0c06: topDict.charstringType = (int)ops[0].num; break;
- case 0x0c07: topDict.fontMatrix[0] = ops[0].num;
- topDict.fontMatrix[1] = ops[1].num;
- topDict.fontMatrix[2] = ops[2].num;
- topDict.fontMatrix[3] = ops[3].num;
- topDict.fontMatrix[4] = ops[4].num;
- topDict.fontMatrix[5] = ops[5].num;
- topDict.hasFontMatrix = gTrue; break;
- case 0x000d: topDict.uniqueID = (int)ops[0].num; break;
- case 0x0005: topDict.fontBBox[0] = ops[0].num;
- topDict.fontBBox[1] = ops[1].num;
- topDict.fontBBox[2] = ops[2].num;
- topDict.fontBBox[3] = ops[3].num; break;
- case 0x0c08: topDict.strokeWidth = ops[0].num; break;
- case 0x000f: topDict.charsetOffset = (int)ops[0].num; break;
- case 0x0010: topDict.encodingOffset = (int)ops[0].num; break;
- case 0x0011: topDict.charStringsOffset = (int)ops[0].num; break;
- case 0x0012: topDict.privateSize = (int)ops[0].num;
- topDict.privateOffset = (int)ops[1].num; break;
- case 0x0c1e: topDict.registrySID = (int)ops[0].num;
- topDict.orderingSID = (int)ops[1].num;
- topDict.supplement = (int)ops[2].num; break;
- case 0x0c24: topDict.fdArrayOffset = (int)ops[0].num; break;
- case 0x0c25: topDict.fdSelectOffset = (int)ops[0].num; break;
- }
- nOps = 0;
- }
- }
-}
-
-// Read a CID font dict (FD) - this pulls out the private dict
-// pointer, and reads the private dict. It also pulls the FontMatrix
-// (if any) out of the FD.
-void FoFiType1C::readFD(int offset, int length, Type1CPrivateDict *pDict) {
- int pos, pSize, pOffset;
- double fontMatrix[6];
- GBool hasFontMatrix;
-
- hasFontMatrix = gFalse;
- pSize = pOffset = 0;
- pos = offset;
- nOps = 0;
- while (pos < offset + length) {
- pos = getOp(pos, gFalse, &parsedOk);
- if (!parsedOk) {
- return;
- }
- if (!ops[nOps - 1].isNum) {
- if (ops[nOps - 1].op == 0x0012) {
- if (nOps < 3) {
- parsedOk = gFalse;
- return;
- }
- pSize = (int)ops[0].num;
- pOffset = (int)ops[1].num;
- break;
- } else if (ops[nOps - 1].op == 0x0c07) {
- fontMatrix[0] = ops[0].num;
- fontMatrix[1] = ops[1].num;
- fontMatrix[2] = ops[2].num;
- fontMatrix[3] = ops[3].num;
- fontMatrix[4] = ops[4].num;
- fontMatrix[5] = ops[5].num;
- hasFontMatrix = gTrue;
- }
- nOps = 0;
- }
- }
- readPrivateDict(pOffset, pSize, pDict);
- if (hasFontMatrix) {
- pDict->fontMatrix[0] = fontMatrix[0];
- pDict->fontMatrix[1] = fontMatrix[1];
- pDict->fontMatrix[2] = fontMatrix[2];
- pDict->fontMatrix[3] = fontMatrix[3];
- pDict->fontMatrix[4] = fontMatrix[4];
- pDict->fontMatrix[5] = fontMatrix[5];
- pDict->hasFontMatrix = gTrue;
- }
-}
-
-void FoFiType1C::readPrivateDict(int offset, int length,
- Type1CPrivateDict *pDict) {
- int pos;
-
- pDict->hasFontMatrix = gFalse;
- pDict->nBlueValues = 0;
- pDict->nOtherBlues = 0;
- pDict->nFamilyBlues = 0;
- pDict->nFamilyOtherBlues = 0;
- pDict->blueScale = 0.039625;
- pDict->blueShift = 7;
- pDict->blueFuzz = 1;
- pDict->hasStdHW = gFalse;
- pDict->hasStdVW = gFalse;
- pDict->nStemSnapH = 0;
- pDict->nStemSnapV = 0;
- pDict->hasForceBold = gFalse;
- pDict->forceBoldThreshold = 0;
- pDict->languageGroup = 0;
- pDict->expansionFactor = 0.06;
- pDict->initialRandomSeed = 0;
- pDict->subrsOffset = 0;
- pDict->defaultWidthX = 0;
- pDict->defaultWidthXFP = gFalse;
- pDict->nominalWidthX = 0;
- pDict->nominalWidthXFP = gFalse;
-
- // no dictionary
- if (offset == 0 || length == 0) {
- return;
- }
-
- pos = offset;
- nOps = 0;
- while (pos < offset + length) {
- pos = getOp(pos, gFalse, &parsedOk);
- if (!parsedOk) {
- break;
- }
- if (!ops[nOps - 1].isNum) {
- --nOps; // drop the operator
- switch (ops[nOps].op) {
- case 0x0006:
- pDict->nBlueValues = getDeltaIntArray(pDict->blueValues,
- type1CMaxBlueValues);
- break;
- case 0x0007:
- pDict->nOtherBlues = getDeltaIntArray(pDict->otherBlues,
- type1CMaxOtherBlues);
- break;
- case 0x0008:
- pDict->nFamilyBlues = getDeltaIntArray(pDict->familyBlues,
- type1CMaxBlueValues);
- break;
- case 0x0009:
- pDict->nFamilyOtherBlues = getDeltaIntArray(pDict->familyOtherBlues,
- type1CMaxOtherBlues);
- break;
- case 0x0c09:
- pDict->blueScale = ops[0].num;
- break;
- case 0x0c0a:
- pDict->blueShift = (int)ops[0].num;
- break;
- case 0x0c0b:
- pDict->blueFuzz = (int)ops[0].num;
- break;
- case 0x000a:
- pDict->stdHW = ops[0].num;
- pDict->hasStdHW = gTrue;
- break;
- case 0x000b:
- pDict->stdVW = ops[0].num;
- pDict->hasStdVW = gTrue;
- break;
- case 0x0c0c:
- pDict->nStemSnapH = getDeltaFPArray(pDict->stemSnapH,
- type1CMaxStemSnap);
- break;
- case 0x0c0d:
- pDict->nStemSnapV = getDeltaFPArray(pDict->stemSnapV,
- type1CMaxStemSnap);
- break;
- case 0x0c0e:
- pDict->forceBold = ops[0].num != 0;
- pDict->hasForceBold = gTrue;
- break;
- case 0x0c0f:
- pDict->forceBoldThreshold = ops[0].num;
- break;
- case 0x0c11:
- pDict->languageGroup = (int)ops[0].num;
- break;
- case 0x0c12:
- pDict->expansionFactor = ops[0].num;
- break;
- case 0x0c13:
- pDict->initialRandomSeed = (int)ops[0].num;
- break;
- case 0x0013:
- pDict->subrsOffset = offset + (int)ops[0].num;
- break;
- case 0x0014:
- pDict->defaultWidthX = ops[0].num;
- pDict->defaultWidthXFP = ops[0].isFP;
- break;
- case 0x0015:
- pDict->nominalWidthX = ops[0].num;
- pDict->nominalWidthXFP = ops[0].isFP;
- break;
- }
- nOps = 0;
- }
- }
-}
-
-void FoFiType1C::readFDSelect() {
- int fdSelectFmt, pos, nRanges, gid0, gid1, fd, i, j;
-
- fdSelect = (Guchar *)gmalloc(nGlyphs);
- if (topDict.fdSelectOffset == 0) {
- for (i = 0; i < nGlyphs; ++i) {
- fdSelect[i] = 0;
- }
- } else {
- pos = topDict.fdSelectOffset;
- fdSelectFmt = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- if (fdSelectFmt == 0) {
- if (!checkRegion(pos, nGlyphs)) {
- parsedOk = gFalse;
- return;
- }
- memcpy(fdSelect, file + pos, nGlyphs);
- } else if (fdSelectFmt == 3) {
- nRanges = getU16BE(pos, &parsedOk);
- pos += 2;
- gid0 = getU16BE(pos, &parsedOk);
- pos += 2;
- for (i = 1; i <= nRanges; ++i) {
- fd = getU8(pos++, &parsedOk);
- gid1 = getU16BE(pos, &parsedOk);
- if (!parsedOk) {
- return;
- }
- pos += 2;
- if (gid0 > gid1 || gid1 > nGlyphs) {
- //~ error(-1, "Bad FDSelect table in CID font");
- parsedOk = gFalse;
- return;
- }
- for (j = gid0; j < gid1; ++j) {
- fdSelect[j] = fd;
- }
- gid0 = gid1;
- }
- } else {
- //~ error(-1, "Unknown FDSelect table format in CID font");
- for (i = 0; i < nGlyphs; ++i) {
- fdSelect[i] = 0;
- }
- }
- }
-}
-
-void FoFiType1C::buildEncoding() {
- char buf[256];
- int nCodes, nRanges, encFormat;
- int pos, c, sid, nLeft, nSups, i, j;
-
- if (topDict.encodingOffset == 0) {
- encoding = fofiType1StandardEncoding;
-
- } else if (topDict.encodingOffset == 1) {
- encoding = fofiType1ExpertEncoding;
-
- } else {
- encoding = (char **)gmallocn(256, sizeof(char *));
- for (i = 0; i < 256; ++i) {
- encoding[i] = NULL;
- }
- pos = topDict.encodingOffset;
- encFormat = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- if ((encFormat & 0x7f) == 0) {
- nCodes = 1 + getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- if (nCodes > nGlyphs) {
- nCodes = nGlyphs;
- }
- for (i = 1; i < nCodes; ++i) {
- c = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- if (encoding[c]) {
- gfree(encoding[c]);
- }
- encoding[c] = copyString(getString(charset[i], buf, &parsedOk));
- }
- } else if ((encFormat & 0x7f) == 1) {
- nRanges = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- nCodes = 1;
- for (i = 0; i < nRanges; ++i) {
- c = getU8(pos++, &parsedOk);
- nLeft = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- for (j = 0; j <= nLeft && nCodes < nGlyphs; ++j) {
- if (c < 256) {
- if (encoding[c]) {
- gfree(encoding[c]);
- }
- encoding[c] = copyString(getString(charset[nCodes], buf,
- &parsedOk));
- }
- ++nCodes;
- ++c;
- }
- }
- }
- if (encFormat & 0x80) {
- nSups = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- return;
- }
- for (i = 0; i < nSups; ++i) {
- c = getU8(pos++, &parsedOk);;
- if (!parsedOk) {
- return;;
- }
- sid = getU16BE(pos, &parsedOk);
- pos += 2;
- if (!parsedOk) {
- return;
- }
- if (encoding[c]) {
- gfree(encoding[c]);
- }
- encoding[c] = copyString(getString(sid, buf, &parsedOk));
- }
- }
- }
-}
-
-GBool FoFiType1C::readCharset() {
- int charsetFormat, c, pos;
- int nLeft, i, j;
-
- if (topDict.charsetOffset == 0) {
- charset = fofiType1CISOAdobeCharset;
- } else if (topDict.charsetOffset == 1) {
- charset = fofiType1CExpertCharset;
- } else if (topDict.charsetOffset == 2) {
- charset = fofiType1CExpertSubsetCharset;
- } else {
- charset = (Gushort *)gmallocn(nGlyphs, sizeof(Gushort));
- for (i = 0; i < nGlyphs; ++i) {
- charset[i] = 0;
- }
- pos = topDict.charsetOffset;
- charsetFormat = getU8(pos++, &parsedOk);
- if (charsetFormat == 0) {
- for (i = 1; i < nGlyphs; ++i) {
- charset[i] = (Gushort)getU16BE(pos, &parsedOk);
- pos += 2;
- if (!parsedOk) {
- break;
- }
- }
- } else if (charsetFormat == 1) {
- i = 1;
- while (i < nGlyphs) {
- c = getU16BE(pos, &parsedOk);
- pos += 2;
- nLeft = getU8(pos++, &parsedOk);
- if (!parsedOk) {
- break;
- }
- for (j = 0; j <= nLeft && i < nGlyphs; ++j) {
- charset[i++] = (Gushort)c++;
- }
- }
- } else if (charsetFormat == 2) {
- i = 1;
- while (i < nGlyphs) {
- c = getU16BE(pos, &parsedOk);
- pos += 2;
- nLeft = getU16BE(pos, &parsedOk);
- pos += 2;
- if (!parsedOk) {
- break;
- }
- for (j = 0; j <= nLeft && i < nGlyphs; ++j) {
- charset[i++] = (Gushort)c++;
- }
- }
- }
- if (!parsedOk) {
- gfree(charset);
- charset = NULL;
- return gFalse;
- }
- }
- return gTrue;
-}
-
-int FoFiType1C::getOp(int pos, GBool charstring, GBool *ok) {
- static char nybChars[16] = "0123456789.ee -";
- Type1COp op;
- char buf[65];
- int b0, b1, nyb0, nyb1, x, i;
-
- b0 = getU8(pos++, ok);
- op.isNum = gTrue;
- op.isFP = gFalse;
-
- if (b0 == 28) {
- x = getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- if (x & 0x8000) {
- x |= ~0xffff;
- }
- op.num = x;
-
- } else if (!charstring && b0 == 29) {
- x = getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- if (x & 0x80000000) {
- x |= ~0xffffffff;
- }
- op.num = x;
-
- } else if (!charstring && b0 == 30) {
- i = 0;
- do {
- b1 = getU8(pos++, ok);
- nyb0 = b1 >> 4;
- nyb1 = b1 & 0x0f;
- if (nyb0 == 0xf) {
- break;
- }
- buf[i++] = nybChars[nyb0];
- if (i == 64) {
- break;
- }
- if (nyb0 == 0xc) {
- buf[i++] = '-';
- }
- if (i == 64) {
- break;
- }
- if (nyb1 == 0xf) {
- break;
- }
- buf[i++] = nybChars[nyb1];
- if (i == 64) {
- break;
- }
- if (nyb1 == 0xc) {
- buf[i++] = '-';
- }
- } while (i < 64);
- buf[i] = '\0';
- op.num = atof(buf);
- op.isFP = gTrue;
-
- } else if (b0 >= 32 && b0 <= 246) {
- op.num = b0 - 139;
-
- } else if (b0 >= 247 && b0 <= 250) {
- op.num = ((b0 - 247) << 8) + getU8(pos++, ok) + 108;
-
- } else if (b0 >= 251 && b0 <= 254) {
- op.num = -((b0 - 251) << 8) - getU8(pos++, ok) - 108;
-
- } else if (charstring && b0 == 255) {
- x = getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- x = (x << 8) | getU8(pos++, ok);
- if (x & 0x80000000) {
- x |= ~0xffffffff;
- }
- op.num = (double)x / 65536.0;
- op.isFP = gTrue;
-
- } else if (b0 == 12) {
- op.isNum = gFalse;
- op.op = 0x0c00 + getU8(pos++, ok);
-
- } else {
- op.isNum = gFalse;
- op.op = b0;
- }
-
- if (nOps < 49) {
- ops[nOps++] = op;
- }
-
- return pos;
-}
-
-// Convert the delta-encoded ops array to an array of ints.
-int FoFiType1C::getDeltaIntArray(int *arr, int maxLen) {
- int x;
- int n, i;
-
- if ((n = nOps) > maxLen) {
- n = maxLen;
- }
- x = 0;
- for (i = 0; i < n; ++i) {
- x += (int)ops[i].num;
- arr[i] = x;
- }
- return n;
-}
-
-// Convert the delta-encoded ops array to an array of doubles.
-int FoFiType1C::getDeltaFPArray(double *arr, int maxLen) {
- double x;
- int n, i;
-
- if ((n = nOps) > maxLen) {
- n = maxLen;
- }
- x = 0;
- for (i = 0; i < n; ++i) {
- x += ops[i].num;
- arr[i] = x;
- }
- return n;
-}
-
-void FoFiType1C::getIndex(int pos, Type1CIndex *idx, GBool *ok) {
- idx->pos = pos;
- idx->len = getU16BE(pos, ok);
- if (idx->len == 0) {
- // empty indexes are legal and contain just the length field
- idx->offSize = 0;
- idx->startPos = idx->endPos = pos + 2;
- } else {
- idx->offSize = getU8(pos + 2, ok);
- if (idx->offSize < 1 || idx->offSize > 4) {
- *ok = gFalse;
- }
- idx->startPos = pos + 3 + (idx->len + 1) * idx->offSize - 1;
- if (idx->startPos < 0 || idx->startPos >= len) {
- *ok = gFalse;
- }
- idx->endPos = idx->startPos + getUVarBE(pos + 3 + idx->len * idx->offSize,
- idx->offSize, ok);
- if (idx->endPos < idx->startPos || idx->endPos > len) {
- *ok = gFalse;
- }
- }
-}
-
-void FoFiType1C::getIndexVal(Type1CIndex *idx, int i,
- Type1CIndexVal *val, GBool *ok) {
- int pos0, pos1;
-
- if (i < 0 || i >= idx->len) {
- *ok = gFalse;
- return;
- }
- pos0 = idx->startPos + getUVarBE(idx->pos + 3 + i * idx->offSize,
- idx->offSize, ok);
- pos1 = idx->startPos + getUVarBE(idx->pos + 3 + (i + 1) * idx->offSize,
- idx->offSize, ok);
- if (pos0 < idx->startPos || pos0 > idx->endPos ||
- pos1 <= idx->startPos || pos1 > idx->endPos ||
- pos1 < pos0) {
- *ok = gFalse;
- }
- val->pos = pos0;
- val->len = pos1 - pos0;
-}
-
-char *FoFiType1C::getString(int sid, char *buf, GBool *ok) {
- Type1CIndexVal val;
- int n;
-
- if (sid < 391) {
- strcpy(buf, fofiType1CStdStrings[sid]);
- } else {
- sid -= 391;
- getIndexVal(&stringIdx, sid, &val, ok);
- if (*ok) {
- if ((n = val.len) > 255) {
- n = 255;
- }
- strncpy(buf, (char *)&file[val.pos], n);
- buf[n] = '\0';
- } else {
- buf[0] = '\0';
- }
- }
- return buf;
-}
git.asbjorn.biz / swftools.git / blobdiff