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-rw-r--r--kpdf/xpdf/splash/SplashFTFontEngine.cpp194
1 files changed, 194 insertions, 0 deletions
diff --git a/kpdf/xpdf/splash/SplashFTFontEngine.cpp b/kpdf/xpdf/splash/SplashFTFontEngine.cpp
new file mode 100644
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+++ b/kpdf/xpdf/splash/SplashFTFontEngine.cpp
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+//========================================================================
+//
+// SplashFTFontEngine.cpp
+//
+//========================================================================
+
+#include <aconf.h>
+
+#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
+
+#ifdef USE_GCC_PRAGMAS
+#pragma implementation
+#endif
+
+#include <stdio.h>
+#ifndef WIN32
+# include <unistd.h>
+#endif
+#include "gmem.h"
+#include "GString.h"
+#include "gfile.h"
+#include "FoFiTrueType.h"
+#include "FoFiType1C.h"
+#include "SplashFTFontFile.h"
+#include "SplashFTFontEngine.h"
+
+#ifdef VMS
+#if (__VMS_VER < 70000000)
+extern "C" int unlink(char *filename);
+#endif
+#endif
+
+//------------------------------------------------------------------------
+/*
+static void fileWrite(void *stream, char *data, int len) {
+ fwrite(data, 1, len, (FILE *)stream);
+}
+*/
+
+//------------------------------------------------------------------------
+// SplashFTFontEngine
+//------------------------------------------------------------------------
+
+SplashFTFontEngine::SplashFTFontEngine(GBool aaA, FT_Library libA) {
+ FT_Int major, minor, patch;
+
+ aa = aaA;
+ lib = libA;
+
+ // as of FT 2.1.8, CID fonts are indexed by CID instead of GID
+ FT_Library_Version(lib, &major, &minor, &patch);
+ useCIDs = major > 2 ||
+ (major == 2 && (minor > 1 || (minor == 1 && patch > 7)));
+}
+
+SplashFTFontEngine *SplashFTFontEngine::init(GBool aaA) {
+ FT_Library libA;
+
+ if (FT_Init_FreeType(&libA)) {
+ return NULL;
+ }
+ return new SplashFTFontEngine(aaA, libA);
+}
+
+SplashFTFontEngine::~SplashFTFontEngine() {
+ FT_Done_FreeType(lib);
+}
+
+SplashFontFile *SplashFTFontEngine::loadType1Font(SplashFontFileID *idA,
+ SplashFontSrc *src,
+ char **enc) {
+ return SplashFTFontFile::loadType1Font(this, idA, src, enc);
+}
+
+SplashFontFile *SplashFTFontEngine::loadType1CFont(SplashFontFileID *idA,
+ SplashFontSrc *src,
+ char **enc) {
+ return SplashFTFontFile::loadType1Font(this, idA, src, enc);
+}
+
+SplashFontFile *SplashFTFontEngine::loadOpenTypeT1CFont(SplashFontFileID *idA,
+ SplashFontSrc *src,
+ char **enc) {
+ return SplashFTFontFile::loadType1Font(this, idA, src, enc);
+}
+
+SplashFontFile *SplashFTFontEngine::loadCIDFont(SplashFontFileID *idA,
+ SplashFontSrc *src) {
+ FoFiType1C *ff;
+ Gushort *cidToGIDMap;
+ int nCIDs;
+ SplashFontFile *ret;
+
+ // check for a CFF font
+ if (useCIDs) {
+ cidToGIDMap = NULL;
+ nCIDs = 0;
+ } else {
+ if (src->isFile) {
+ ff = FoFiType1C::load(src->fileName->getCString());
+ } else {
+ ff = FoFiType1C::make(src->buf, src->bufLen);
+ }
+ if (ff) {
+ cidToGIDMap = ff->getCIDToGIDMap(&nCIDs);
+ delete ff;
+ } else {
+ cidToGIDMap = NULL;
+ nCIDs = 0;
+ }
+ }
+ ret = SplashFTFontFile::loadCIDFont(this, idA, src, cidToGIDMap, nCIDs);
+ if (!ret) {
+ gfree(cidToGIDMap);
+ }
+ return ret;
+}
+
+SplashFontFile *SplashFTFontEngine::loadOpenTypeCFFFont(SplashFontFileID *idA,
+ SplashFontSrc *src) {
+ FoFiTrueType *ff;
+ GBool isCID;
+ Gushort *cidToGIDMap;
+ int nCIDs;
+ SplashFontFile *ret;
+
+ cidToGIDMap = NULL;
+ nCIDs = 0;
+ isCID = gFalse;
+ if (!useCIDs) {
+ if (src->isFile) {
+ ff = FoFiTrueType::load(src->fileName->getCString());
+ } else {
+ ff = FoFiTrueType::make(src->buf, src->bufLen);
+ }
+ if (ff) {
+ if (ff->isOpenTypeCFF()) {
+ cidToGIDMap = ff->getCIDToGIDMap(&nCIDs);
+ }
+ delete ff;
+ }
+ }
+ ret = SplashFTFontFile::loadCIDFont(this, idA, src,
+ cidToGIDMap, nCIDs);
+ if (!ret) {
+ gfree(cidToGIDMap);
+ }
+ return ret;
+}
+
+SplashFontFile *SplashFTFontEngine::loadTrueTypeFont(SplashFontFileID *idA,
+ SplashFontSrc *src,
+ Gushort *codeToGID,
+ int codeToGIDLen,
+ int faceIndex) {
+#if 0
+ FoFiTrueType *ff;
+ GString *tmpFileName;
+ FILE *tmpFile;
+ SplashFontFile *ret;
+
+ if (!(ff = FoFiTrueType::load(fileName))) {
+ return NULL;
+ }
+ tmpFileName = NULL;
+ if (!openTempFile(&tmpFileName, &tmpFile, "wb", NULL)) {
+ delete ff;
+ return NULL;
+ }
+ ff->writeTTF(&fileWrite, tmpFile);
+ delete ff;
+ fclose(tmpFile);
+ ret = SplashFTFontFile::loadTrueTypeFont(this, idA,
+ tmpFileName->getCString(),
+ gTrue, codeToGID, codeToGIDLen);
+ if (ret) {
+ if (deleteFile) {
+ unlink(fileName);
+ }
+ } else {
+ unlink(tmpFileName->getCString());
+ }
+ delete tmpFileName;
+ return ret;
+#else
+ SplashFontFile *ret;
+ ret = SplashFTFontFile::loadTrueTypeFont(this, idA, src,
+ codeToGID, codeToGIDLen,
+ faceIndex);
+ return ret;
+#endif
+}
+
+#endif // HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H