You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
2.9 KiB
124 lines
2.9 KiB
//========================================================================
|
|
//
|
|
// SplashT1FontEngine.cc
|
|
//
|
|
//========================================================================
|
|
|
|
#include <aconf.h>
|
|
|
|
#if HAVE_T1LIB_H
|
|
|
|
#ifdef USE_GCC_PRAGMAS
|
|
#pragma implementation
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#ifndef WIN32
|
|
# include <unistd.h>
|
|
#endif
|
|
#include <t1lib.h>
|
|
#include "GString.h"
|
|
#include "gfile.h"
|
|
#include "FoFiType1C.h"
|
|
#include "SplashT1FontFile.h"
|
|
#include "SplashT1FontEngine.h"
|
|
|
|
#ifdef VMS
|
|
#if (__VMS_VER < 70000000)
|
|
extern "C" int unlink(char *filename);
|
|
#endif
|
|
#endif
|
|
|
|
//------------------------------------------------------------------------
|
|
|
|
int SplashT1FontEngine::t1libInitCount = 0;
|
|
|
|
//------------------------------------------------------------------------
|
|
|
|
static void fileWrite(void *stream, char *data, int len) {
|
|
fwrite(data, 1, len, (FILE *)stream);
|
|
}
|
|
|
|
//------------------------------------------------------------------------
|
|
// SplashT1FontEngine
|
|
//------------------------------------------------------------------------
|
|
|
|
SplashT1FontEngine::SplashT1FontEngine(GBool aaA) {
|
|
aa = aaA;
|
|
}
|
|
|
|
SplashT1FontEngine *SplashT1FontEngine::init(GBool aaA) {
|
|
// grayVals[i] = round(i * 255 / 16)
|
|
static unsigned long grayVals[17] = {
|
|
0, 16, 32, 48, 64, 80, 96, 112, 128, 143, 159, 175, 191, 207, 223, 239, 255
|
|
};
|
|
|
|
//~ for multithreading: need a mutex here
|
|
if (t1libInitCount == 0) {
|
|
T1_SetBitmapPad(8);
|
|
if (!T1_InitLib(NO_LOGFILE | IGNORE_CONFIGFILE | IGNORE_FONTDATABASE |
|
|
T1_NO_AFM)) {
|
|
return NULL;
|
|
}
|
|
if (aaA) {
|
|
T1_AASetBitsPerPixel(8);
|
|
T1_AASetLevel(T1_AA_HIGH);
|
|
T1_AAHSetGrayValues(grayVals);
|
|
} else {
|
|
T1_AANSetGrayValues(0, 1);
|
|
}
|
|
}
|
|
++t1libInitCount;
|
|
|
|
return new SplashT1FontEngine(aaA);
|
|
}
|
|
|
|
SplashT1FontEngine::~SplashT1FontEngine() {
|
|
//~ for multithreading: need a mutex here
|
|
if (--t1libInitCount == 0) {
|
|
T1_CloseLib();
|
|
}
|
|
}
|
|
|
|
SplashFontFile *SplashT1FontEngine::loadType1Font(SplashFontFileID *idA,
|
|
char *fileName,
|
|
GBool deleteFile,
|
|
char **enc) {
|
|
return SplashT1FontFile::loadType1Font(this, idA, fileName, deleteFile, enc);
|
|
}
|
|
|
|
SplashFontFile *SplashT1FontEngine::loadType1CFont(SplashFontFileID *idA,
|
|
char *fileName,
|
|
GBool deleteFile,
|
|
char **enc) {
|
|
FoFiType1C *ff;
|
|
GString *tmpFileName;
|
|
FILE *tmpFile;
|
|
SplashFontFile *ret;
|
|
|
|
if (!(ff = FoFiType1C::load(fileName))) {
|
|
return NULL;
|
|
}
|
|
tmpFileName = NULL;
|
|
if (!openTempFile(&tmpFileName, &tmpFile, "wb", NULL)) {
|
|
delete ff;
|
|
return NULL;
|
|
}
|
|
ff->convertToType1(NULL, NULL, gTrue, &fileWrite, tmpFile);
|
|
delete ff;
|
|
fclose(tmpFile);
|
|
ret = SplashT1FontFile::loadType1Font(this, idA, tmpFileName->getCString(),
|
|
gTrue, enc);
|
|
if (ret) {
|
|
if (deleteFile) {
|
|
unlink(fileName);
|
|
}
|
|
} else {
|
|
unlink(tmpFileName->getCString());
|
|
}
|
|
delete tmpFileName;
|
|
return ret;
|
|
}
|
|
|
|
#endif // HAVE_T1LIB_H
|
|
|