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![Klemens Friedl](/assets/img/avatar_default.png)
* sumatrapdf - vendor import * everything compiles (libjpeg, poppler, fitz, sumatrapdf) * does NOT link (remove the comment tags in the parent directory.rbuild file (rosapps dir) to build it) svn path=/trunk/; revision=29295
2482 lines
71 KiB
C++
2482 lines
71 KiB
C++
//========================================================================
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//
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// FoFiType1C.cc
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//
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// Copyright 1999-2003 Glyph & Cog, LLC
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//
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//========================================================================
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#include <config.h>
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#ifdef USE_GCC_PRAGMAS
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#pragma implementation
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "goo/gmem.h"
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#include "goo/GooString.h"
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#include "FoFiEncodings.h"
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#include "FoFiType1C.h"
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//------------------------------------------------------------------------
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static char hexChars[17] = "0123456789ABCDEF";
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//------------------------------------------------------------------------
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// FoFiType1C
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//------------------------------------------------------------------------
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FoFiType1C *FoFiType1C::make(char *fileA, int lenA) {
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FoFiType1C *ff;
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ff = new FoFiType1C(fileA, lenA, gFalse);
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if (!ff->parse()) {
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delete ff;
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return NULL;
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}
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return ff;
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}
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FoFiType1C *FoFiType1C::load(char *fileName) {
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FoFiType1C *ff;
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char *fileA;
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int lenA;
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if (!(fileA = FoFiBase::readFile(fileName, &lenA))) {
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return NULL;
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}
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ff = new FoFiType1C(fileA, lenA, gTrue);
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if (!ff->parse()) {
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delete ff;
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return NULL;
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}
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return ff;
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}
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FoFiType1C::FoFiType1C(char *fileA, int lenA, GBool freeFileDataA):
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FoFiBase(fileA, lenA, freeFileDataA)
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{
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name = NULL;
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encoding = NULL;
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privateDicts = NULL;
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fdSelect = NULL;
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charset = NULL;
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}
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FoFiType1C::~FoFiType1C() {
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int i;
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if (name) {
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delete name;
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}
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if (encoding &&
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encoding != fofiType1StandardEncoding &&
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encoding != fofiType1ExpertEncoding) {
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for (i = 0; i < 256; ++i) {
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gfree(encoding[i]);
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}
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gfree(encoding);
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}
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if (privateDicts) {
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gfree(privateDicts);
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}
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if (fdSelect) {
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gfree(fdSelect);
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}
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if (charset &&
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charset != fofiType1CISOAdobeCharset &&
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charset != fofiType1CExpertCharset &&
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charset != fofiType1CExpertSubsetCharset) {
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gfree(charset);
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}
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}
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char *FoFiType1C::getName() {
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return name ? name->getCString() : (char *)NULL;
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}
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char **FoFiType1C::getEncoding() {
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return encoding;
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}
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Gushort *FoFiType1C::getCIDToGIDMap(int *nCIDs) {
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Gushort *map;
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int n, i;
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// a CID font's top dict has ROS as the first operator
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if (topDict.firstOp != 0x0c1e) {
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*nCIDs = 0;
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return NULL;
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}
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// in a CID font, the charset data is the GID-to-CID mapping, so all
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// we have to do is reverse it
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n = 0;
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for (i = 0; i < nGlyphs; ++i) {
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if (charset[i] > n) {
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n = charset[i];
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}
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}
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++n;
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map = (Gushort *)gmallocn(n, sizeof(Gushort));
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memset(map, 0, n * sizeof(Gushort));
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for (i = 0; i < nGlyphs; ++i) {
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map[charset[i]] = i;
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}
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*nCIDs = n;
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return map;
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}
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void FoFiType1C::convertToType1(char **newEncoding, GBool ascii,
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FoFiOutputFunc outputFunc,
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void *outputStream) {
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Type1CEexecBuf eb;
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Type1CIndex subrIdx;
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Type1CIndexVal val;
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char buf[512];
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char **enc;
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GBool ok;
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int i;
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// write header and font dictionary, up to encoding
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ok = gTrue;
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(*outputFunc)(outputStream, "%!FontType1-1.0: ", 17);
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(*outputFunc)(outputStream, name->getCString(), name->getLength());
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if (topDict.versionSID != 0) {
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getString(topDict.versionSID, buf, &ok);
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(*outputFunc)(outputStream, buf, strlen(buf));
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}
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(*outputFunc)(outputStream, "\n", 1);
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// the dictionary needs room for 12 entries: the following 9, plus
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// Private and CharStrings (in the eexec section) and FID (which is
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// added by definefont)
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(*outputFunc)(outputStream, "12 dict begin\n", 14);
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(*outputFunc)(outputStream, "/FontInfo 10 dict dup begin\n", 28);
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if (topDict.versionSID != 0) {
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(*outputFunc)(outputStream, "/version (", 10);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.noticeSID != 0) {
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getString(topDict.noticeSID, buf, &ok);
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(*outputFunc)(outputStream, "/Notice (", 9);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.copyrightSID != 0) {
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getString(topDict.copyrightSID, buf, &ok);
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(*outputFunc)(outputStream, "/Copyright (", 12);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.fullNameSID != 0) {
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getString(topDict.fullNameSID, buf, &ok);
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(*outputFunc)(outputStream, "/FullName (", 11);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.familyNameSID != 0) {
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getString(topDict.familyNameSID, buf, &ok);
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(*outputFunc)(outputStream, "/FamilyName (", 13);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.weightSID != 0) {
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getString(topDict.weightSID, buf, &ok);
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(*outputFunc)(outputStream, "/Weight (", 9);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, ") readonly def\n", 15);
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}
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if (topDict.isFixedPitch) {
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(*outputFunc)(outputStream, "/isFixedPitch true def\n", 23);
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} else {
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(*outputFunc)(outputStream, "/isFixedPitch false def\n", 24);
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}
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sprintf(buf, "/ItalicAngle %g def\n", topDict.italicAngle);
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(*outputFunc)(outputStream, buf, strlen(buf));
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sprintf(buf, "/UnderlinePosition %g def\n", topDict.underlinePosition);
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(*outputFunc)(outputStream, buf, strlen(buf));
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sprintf(buf, "/UnderlineThickness %g def\n", topDict.underlineThickness);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, "end readonly def\n", 17);
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(*outputFunc)(outputStream, "/FontName /", 11);
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(*outputFunc)(outputStream, name->getCString(), name->getLength());
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(*outputFunc)(outputStream, " def\n", 5);
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sprintf(buf, "/PaintType %d def\n", topDict.paintType);
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(*outputFunc)(outputStream, buf, strlen(buf));
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(*outputFunc)(outputStream, "/FontType 1 def\n", 16);
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sprintf(buf, "/FontMatrix [%g %g %g %g %g %g] readonly def\n",
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topDict.fontMatrix[0], topDict.fontMatrix[1], topDict.fontMatrix[2],
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topDict.fontMatrix[3], topDict.fontMatrix[4], topDict.fontMatrix[5]);
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(*outputFunc)(outputStream, buf, strlen(buf));
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sprintf(buf, "/FontBBox [%g %g %g %g] readonly def\n",
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topDict.fontBBox[0], topDict.fontBBox[1],
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topDict.fontBBox[2], topDict.fontBBox[3]);
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(*outputFunc)(outputStream, buf, strlen(buf));
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sprintf(buf, "/StrokeWidth %g def\n", topDict.strokeWidth);
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(*outputFunc)(outputStream, buf, strlen(buf));
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if (topDict.uniqueID != 0) {
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sprintf(buf, "/UniqueID %d def\n", topDict.uniqueID);
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(*outputFunc)(outputStream, buf, strlen(buf));
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}
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// write the encoding
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(*outputFunc)(outputStream, "/Encoding ", 10);
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if (!newEncoding && encoding == fofiType1StandardEncoding) {
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(*outputFunc)(outputStream, "StandardEncoding def\n", 21);
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} else {
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(*outputFunc)(outputStream, "256 array\n", 10);
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(*outputFunc)(outputStream,
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"0 1 255 {1 index exch /.notdef put} for\n", 40);
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enc = newEncoding ? newEncoding : encoding;
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for (i = 0; i < 256; ++i) {
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if (enc[i]) {
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sprintf(buf, "dup %d /%s put\n", i, enc[i]);
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(*outputFunc)(outputStream, buf, strlen(buf));
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}
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}
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(*outputFunc)(outputStream, "readonly def\n", 13);
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}
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(*outputFunc)(outputStream, "currentdict end\n", 16);
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// start the binary section
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(*outputFunc)(outputStream, "currentfile eexec\n", 18);
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eb.outputFunc = outputFunc;
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eb.outputStream = outputStream;
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eb.ascii = ascii;
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eb.r1 = 55665;
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eb.line = 0;
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// write the private dictionary
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eexecWrite(&eb, "\x83\xca\x73\xd5");
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eexecWrite(&eb, "dup /Private 32 dict dup begin\n");
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eexecWrite(&eb, "/RD {string currentfile exch readstring pop}"
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" executeonly def\n");
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eexecWrite(&eb, "/ND {noaccess def} executeonly def\n");
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eexecWrite(&eb, "/NP {noaccess put} executeonly def\n");
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eexecWrite(&eb, "/MinFeature {16 16} def\n");
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eexecWrite(&eb, "/password 5839 def\n");
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if (privateDicts[0].nBlueValues) {
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eexecWrite(&eb, "/BlueValues [");
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for (i = 0; i < privateDicts[0].nBlueValues; ++i) {
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sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].blueValues[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].nOtherBlues) {
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eexecWrite(&eb, "/OtherBlues [");
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for (i = 0; i < privateDicts[0].nOtherBlues; ++i) {
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sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].otherBlues[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].nFamilyBlues) {
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eexecWrite(&eb, "/FamilyBlues [");
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for (i = 0; i < privateDicts[0].nFamilyBlues; ++i) {
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sprintf(buf, "%s%d", i > 0 ? " " : "", privateDicts[0].familyBlues[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].nFamilyOtherBlues) {
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eexecWrite(&eb, "/FamilyOtherBlues [");
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for (i = 0; i < privateDicts[0].nFamilyOtherBlues; ++i) {
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sprintf(buf, "%s%d", i > 0 ? " " : "",
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privateDicts[0].familyOtherBlues[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].blueScale != 0.039625) {
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sprintf(buf, "/BlueScale %g def\n", privateDicts[0].blueScale);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].blueShift != 7) {
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sprintf(buf, "/BlueShift %d def\n", privateDicts[0].blueShift);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].blueFuzz != 1) {
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sprintf(buf, "/BlueFuzz %d def\n", privateDicts[0].blueFuzz);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].hasStdHW) {
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sprintf(buf, "/StdHW [%g] def\n", privateDicts[0].stdHW);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].hasStdVW) {
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sprintf(buf, "/StdVW [%g] def\n", privateDicts[0].stdVW);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].nStemSnapH) {
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eexecWrite(&eb, "/StemSnapH [");
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for (i = 0; i < privateDicts[0].nStemSnapH; ++i) {
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sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapH[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].nStemSnapV) {
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eexecWrite(&eb, "/StemSnapV [");
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for (i = 0; i < privateDicts[0].nStemSnapV; ++i) {
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sprintf(buf, "%s%g", i > 0 ? " " : "", privateDicts[0].stemSnapV[i]);
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eexecWrite(&eb, buf);
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}
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eexecWrite(&eb, "] def\n");
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}
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if (privateDicts[0].hasForceBold) {
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sprintf(buf, "/ForceBold %s def\n",
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privateDicts[0].forceBold ? "true" : "false");
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].forceBoldThreshold != 0) {
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sprintf(buf, "/ForceBoldThreshold %g def\n",
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privateDicts[0].forceBoldThreshold);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].languageGroup != 0) {
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sprintf(buf, "/LanguageGroup %d def\n", privateDicts[0].languageGroup);
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eexecWrite(&eb, buf);
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}
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if (privateDicts[0].expansionFactor != 0.06) {
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sprintf(buf, "/ExpansionFactor %g def\n", privateDicts[0].expansionFactor);
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eexecWrite(&eb, buf);
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}
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// set up subroutines
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ok = gTrue;
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getIndex(privateDicts[0].subrsOffset, &subrIdx, &ok);
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if (!ok) {
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subrIdx.pos = -1;
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}
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// write the CharStrings
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sprintf(buf, "2 index /CharStrings %d dict dup begin\n", nGlyphs);
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eexecWrite(&eb, buf);
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for (i = 0; i < nGlyphs; ++i) {
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ok = gTrue;
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getIndexVal(&charStringsIdx, i, &val, &ok);
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if (ok) {
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getString(charset[i], buf, &ok);
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if (ok) {
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eexecCvtGlyph(&eb, buf, val.pos, val.len, &subrIdx, &privateDicts[0]);
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}
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}
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}
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eexecWrite(&eb, "end\n");
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eexecWrite(&eb, "end\n");
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eexecWrite(&eb, "readonly put\n");
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eexecWrite(&eb, "noaccess put\n");
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eexecWrite(&eb, "dup /FontName get exch definefont pop\n");
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eexecWrite(&eb, "mark currentfile closefile\n");
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// trailer
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if (ascii && eb.line > 0) {
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(*outputFunc)(outputStream, "\n", 1);
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}
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for (i = 0; i < 8; ++i) {
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(*outputFunc)(outputStream, "0000000000000000000000000000000000000000000000000000000000000000\n", 65);
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}
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(*outputFunc)(outputStream, "cleartomark\n", 12);
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}
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void FoFiType1C::convertToCIDType0(char *psName,
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FoFiOutputFunc outputFunc,
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void *outputStream) {
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int *cidMap;
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GooString *charStrings;
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int *charStringOffsets;
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Type1CIndex subrIdx;
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Type1CIndexVal val;
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int nCIDs, gdBytes;
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char buf[512], buf2[512];
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GBool ok;
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int gid, offset, n, i, j, k;
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// compute the CID count and build the CID-to-GID mapping
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nCIDs = 0;
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for (i = 0; i < nGlyphs; ++i) {
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if (charset[i] >= nCIDs) {
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nCIDs = charset[i] + 1;
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}
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}
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cidMap = (int *)gmallocn(nCIDs, sizeof(int));
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for (i = 0; i < nCIDs; ++i) {
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cidMap[i] = -1;
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}
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for (i = 0; i < nGlyphs; ++i) {
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cidMap[charset[i]] = i;
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}
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// build the charstrings
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charStrings = new GooString();
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charStringOffsets = (int *)gmallocn(nCIDs + 1, sizeof(int));
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for (i = 0; i < nCIDs; ++i) {
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charStringOffsets[i] = charStrings->getLength();
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if ((gid = cidMap[i]) >= 0) {
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ok = gTrue;
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getIndexVal(&charStringsIdx, gid, &val, &ok);
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if (ok) {
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getIndex(privateDicts[fdSelect[gid]].subrsOffset, &subrIdx, &ok);
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if (!ok) {
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subrIdx.pos = -1;
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}
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cvtGlyph(val.pos, val.len, charStrings,
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&subrIdx, &privateDicts[fdSelect[gid]], gTrue);
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}
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}
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}
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charStringOffsets[nCIDs] = charStrings->getLength();
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// compute gdBytes = number of bytes needed for charstring offsets
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// (offset size needs to account for the charstring offset table,
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// with a worst case of five bytes per entry, plus the charstrings
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// themselves)
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i = (nCIDs + 1) * 5 + charStrings->getLength();
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if (i < 0x100) {
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gdBytes = 1;
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} else if (i < 0x10000) {
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gdBytes = 2;
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} else if (i < 0x1000000) {
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gdBytes = 3;
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} else {
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gdBytes = 4;
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}
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// begin the font dictionary
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(*outputFunc)(outputStream, "/CIDInit /ProcSet findresource begin\n", 37);
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(*outputFunc)(outputStream, "20 dict begin\n", 14);
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(*outputFunc)(outputStream, "/CIDFontName /", 14);
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(*outputFunc)(outputStream, psName, strlen(psName));
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(*outputFunc)(outputStream, " def\n", 5);
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(*outputFunc)(outputStream, "/CIDFontType 0 def\n", 19);
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(*outputFunc)(outputStream, "/CIDSystemInfo 3 dict dup begin\n", 32);
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|
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];
|
|
GooString *charBuf;
|
|
|
|
// generate the charstring
|
|
charBuf = new GooString();
|
|
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, GooString *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, GooString *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, GooString *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 GooString((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;
|
|
}
|