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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
248 lines
5.6 KiB
C++
248 lines
5.6 KiB
C++
//========================================================================
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//
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// SplashFontEngine.cc
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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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#if HAVE_T1LIB_H
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#include <t1lib.h>
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#ifndef WIN32
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# include <unistd.h>
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#endif
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#include "goo/gmem.h"
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#include "goo/GooString.h"
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#include "SplashT1FontEngine.h"
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#include "SplashFTFontEngine.h"
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#include "SplashFontFile.h"
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#include "SplashFontFileID.h"
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#include "SplashFont.h"
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#include "SplashFontEngine.h"
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#ifdef VMS
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#if (__VMS_VER < 70000000)
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extern "C" int unlink(char *filename);
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#endif
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#endif
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//------------------------------------------------------------------------
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// SplashFontEngine
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//------------------------------------------------------------------------
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SplashFontEngine::SplashFontEngine(
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#if HAVE_T1LIB_H
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GBool enableT1lib,
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#endif
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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GBool enableFreeType,
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#endif
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GBool aa) {
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int i;
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for (i = 0; i < splashFontCacheSize; ++i) {
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fontCache[i] = NULL;
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}
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#if HAVE_T1LIB_H
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if (enableT1lib) {
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t1Engine = SplashT1FontEngine::init(aa);
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} else {
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t1Engine = NULL;
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}
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#endif
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (enableFreeType) {
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ftEngine = SplashFTFontEngine::init(aa);
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} else {
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ftEngine = NULL;
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}
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#endif
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}
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SplashFontEngine::~SplashFontEngine() {
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int i;
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for (i = 0; i < splashFontCacheSize; ++i) {
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if (fontCache[i]) {
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delete fontCache[i];
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}
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}
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#if HAVE_T1LIB_H
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if (t1Engine) {
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delete t1Engine;
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}
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#endif
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (ftEngine) {
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delete ftEngine;
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}
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#endif
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}
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SplashFontFile *SplashFontEngine::getFontFile(SplashFontFileID *id) {
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SplashFontFile *fontFile;
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int i;
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for (i = 0; i < splashFontCacheSize; ++i) {
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if (fontCache[i]) {
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fontFile = fontCache[i]->getFontFile();
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if (fontFile && fontFile->getID()->matches(id)) {
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return fontFile;
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}
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}
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}
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return NULL;
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}
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SplashFontFile *SplashFontEngine::loadType1Font(SplashFontFileID *idA,
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SplashFontSrc *src,
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char **enc) {
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SplashFontFile *fontFile;
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fontFile = NULL;
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#if HAVE_T1LIB_H
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if (!fontFile && t1Engine) {
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fontFile = t1Engine->loadType1Font(idA, src, enc);
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}
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#endif
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (!fontFile && ftEngine) {
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fontFile = ftEngine->loadType1Font(idA, src, enc);
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}
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#endif
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#ifndef WIN32
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// delete the (temporary) font file -- with Unix hard link
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// semantics, this will remove the last link; otherwise it will
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// return an error, leaving the file to be deleted later (if
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// loadXYZFont failed, the file will always be deleted)
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if (src->isFile)
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src->unref();
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#endif
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return fontFile;
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}
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SplashFontFile *SplashFontEngine::loadType1CFont(SplashFontFileID *idA,
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SplashFontSrc *src,
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char **enc) {
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SplashFontFile *fontFile;
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fontFile = NULL;
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#if HAVE_T1LIB_H
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if (!fontFile && t1Engine) {
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fontFile = t1Engine->loadType1CFont(idA, src, enc);
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}
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#endif
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (!fontFile && ftEngine) {
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fontFile = ftEngine->loadType1CFont(idA, src, enc);
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}
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#endif
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#ifndef WIN32
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// delete the (temporary) font file -- with Unix hard link
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// semantics, this will remove the last link; otherwise it will
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// return an error, leaving the file to be deleted later (if
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// loadXYZFont failed, the file will always be deleted)
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if (src->isFile)
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src->unref();
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#endif
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return fontFile;
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}
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SplashFontFile *SplashFontEngine::loadCIDFont(SplashFontFileID *idA,
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SplashFontSrc *src) {
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SplashFontFile *fontFile;
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fontFile = NULL;
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (!fontFile && ftEngine) {
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fontFile = ftEngine->loadCIDFont(idA, src);
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}
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#endif
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#ifndef WIN32
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// delete the (temporary) font file -- with Unix hard link
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// semantics, this will remove the last link; otherwise it will
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// return an error, leaving the file to be deleted later (if
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// loadXYZFont failed, the file will always be deleted)
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if (src->isFile)
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src->unref();
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#endif
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return fontFile;
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}
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SplashFontFile *SplashFontEngine::loadTrueTypeFont(SplashFontFileID *idA,
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SplashFontSrc *src,
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Gushort *codeToGID,
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int codeToGIDLen,
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int faceIndex) {
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SplashFontFile *fontFile;
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fontFile = NULL;
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#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
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if (!fontFile && ftEngine) {
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fontFile = ftEngine->loadTrueTypeFont(idA, src,
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codeToGID, codeToGIDLen, faceIndex);
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}
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#endif
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if (!fontFile) {
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gfree(codeToGID);
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}
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#ifndef WIN32
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// delete the (temporary) font file -- with Unix hard link
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// semantics, this will remove the last link; otherwise it will
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// return an error, leaving the file to be deleted later (if
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// loadXYZFont failed, the file will always be deleted)
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if (src->isFile)
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src->unref();
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#endif
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return fontFile;
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}
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SplashFont *SplashFontEngine::getFont(SplashFontFile *fontFile,
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SplashCoord *mat) {
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SplashFont *font;
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int i, j;
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font = fontCache[0];
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if (font && font->matches(fontFile, mat)) {
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return font;
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}
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for (i = 1; i < splashFontCacheSize; ++i) {
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font = fontCache[i];
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if (font && font->matches(fontFile, mat)) {
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for (j = i; j > 0; --j) {
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fontCache[j] = fontCache[j-1];
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}
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fontCache[0] = font;
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return font;
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}
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}
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font = fontFile->makeFont(mat);
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if (fontCache[splashFontCacheSize - 1]) {
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delete fontCache[splashFontCacheSize - 1];
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}
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for (j = splashFontCacheSize - 1; j > 0; --j) {
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fontCache[j] = fontCache[j-1];
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}
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fontCache[0] = font;
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return font;
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}
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