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DocumentServer-v-9.2.0/core/PdfFile/lib/splash/SplashFTFontFile.cc
Yajbir Singh f1b860b25c
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updated
2025-12-11 19:03:17 +05:30

172 lines
4.0 KiB
C++

//========================================================================
//
// SplashFTFontFile.cc
//
// Copyright 2003-2013 Glyph & Cog, LLC
//
//========================================================================
#include <aconf.h>
#if HAVE_FREETYPE_H
#ifdef USE_GCC_PRAGMAS
#pragma implementation
#endif
#include "gmem.h"
#include "gmempp.h"
#include "GString.h"
#include "SplashFTFontEngine.h"
#include "SplashFTFont.h"
#include "SplashFTFontFile.h"
//------------------------------------------------------------------------
// SplashFTFontFile
//------------------------------------------------------------------------
SplashFontFile *SplashFTFontFile::loadType1Font(SplashFTFontEngine *engineA,
SplashFontFileID *idA,
SplashFontType fontTypeA,
#if LOAD_FONTS_FROM_MEM
GString *fontBufA,
#else
char *fileNameA,
GBool deleteFileA,
#endif
const char **encA) {
FT_Face faceA;
int *codeToGIDA;
const char *name;
int i;
#if LOAD_FONTS_FROM_MEM
if (FT_New_Memory_Face(engineA->lib, (FT_Byte *)fontBufA->getCString(),
fontBufA->getLength(), 0, &faceA)) {
#else
if (FT_New_Face(engineA->lib, fileNameA, 0, &faceA)) {
#endif
return NULL;
}
codeToGIDA = (int *)gmallocn(256, sizeof(int));
for (i = 0; i < 256; ++i) {
codeToGIDA[i] = 0;
if ((name = encA[i])) {
codeToGIDA[i] = (int)FT_Get_Name_Index(faceA, (char *)name);
}
}
return new SplashFTFontFile(engineA, idA, fontTypeA,
#if LOAD_FONTS_FROM_MEM
fontBufA,
#else
fileNameA, deleteFileA,
#endif
faceA, codeToGIDA, 256);
}
SplashFontFile *SplashFTFontFile::loadCIDFont(SplashFTFontEngine *engineA,
SplashFontFileID *idA,
SplashFontType fontTypeA,
#if LOAD_FONTS_FROM_MEM
GString *fontBufA,
#else
char *fileNameA,
GBool deleteFileA,
#endif
int *codeToGIDA,
int codeToGIDLenA) {
FT_Face faceA;
#if LOAD_FONTS_FROM_MEM
if (FT_New_Memory_Face(engineA->lib, (FT_Byte *)fontBufA->getCString(),
fontBufA->getLength(), 0, &faceA)) {
#else
if (FT_New_Face(engineA->lib, fileNameA, 0, &faceA)) {
#endif
return NULL;
}
return new SplashFTFontFile(engineA, idA, fontTypeA,
#if LOAD_FONTS_FROM_MEM
fontBufA,
#else
fileNameA, deleteFileA,
#endif
faceA, codeToGIDA, codeToGIDLenA);
}
SplashFontFile *SplashFTFontFile::loadTrueTypeFont(SplashFTFontEngine *engineA,
SplashFontFileID *idA,
SplashFontType fontTypeA,
#if LOAD_FONTS_FROM_MEM
GString *fontBufA,
#else
char *fileNameA,
GBool deleteFileA,
#endif
int fontNum,
int *codeToGIDA,
int codeToGIDLenA) {
FT_Face faceA;
#if LOAD_FONTS_FROM_MEM
if (FT_New_Memory_Face(engineA->lib, (FT_Byte *)fontBufA->getCString(),
fontBufA->getLength(), fontNum, &faceA)) {
#else
if (FT_New_Face(engineA->lib, fileNameA, fontNum, &faceA)) {
#endif
return NULL;
}
return new SplashFTFontFile(engineA, idA, fontTypeA,
#if LOAD_FONTS_FROM_MEM
fontBufA,
#else
fileNameA, deleteFileA,
#endif
faceA, codeToGIDA, codeToGIDLenA);
}
SplashFTFontFile::SplashFTFontFile(SplashFTFontEngine *engineA,
SplashFontFileID *idA,
SplashFontType fontTypeA,
#if LOAD_FONTS_FROM_MEM
GString *fontBufA,
#else
char *fileNameA, GBool deleteFileA,
#endif
FT_Face faceA,
int *codeToGIDA, int codeToGIDLenA):
#if LOAD_FONTS_FROM_MEM
SplashFontFile(idA, fontTypeA, fontBufA)
#else
SplashFontFile(idA, fontTypeA, fileNameA, deleteFileA)
#endif
{
engine = engineA;
face = faceA;
codeToGID = codeToGIDA;
codeToGIDLen = codeToGIDLenA;
}
SplashFTFontFile::~SplashFTFontFile() {
if (face) {
FT_Done_Face(face);
}
if (codeToGID) {
gfree(codeToGID);
}
}
SplashFont *SplashFTFontFile::makeFont(SplashCoord *mat,
SplashCoord *textMat) {
SplashFont *font;
font = new SplashFTFont(this, mat, textMat);
font->initCache();
return font;
}
#endif // HAVE_FREETYPE_H