pdf/splash/SplashFTFontFile.cc

   1 //========================================================================
   2 //
   3 // SplashFTFontFile.cc
   4 //
   5 //========================================================================
   6
   7 #include <aconf.h>
   8
   9 #if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
  10
  11 #ifdef USE_GCC_PRAGMAS
  12 #pragma implementation
  13 #endif
  14
  15 #include "gmem.h"
  16 #include "SplashFTFontEngine.h"
  17 #include "SplashFTFont.h"
  18 #include "SplashFTFontFile.h"
  19
  20 //------------------------------------------------------------------------
  21 // SplashFTFontFile
  22 //------------------------------------------------------------------------
  23
  24 SplashFontFile *SplashFTFontFile::loadType1Font(SplashFTFontEngine *engineA,
  25                                                 SplashFontFileID *idA,
  26                                                 char *fileNameA,
  27                                                 GBool deleteFileA,
  28                                                 char **encA) {
  29   FT_Face faceA;
  30   Gushort *codeToGIDA;
  31   char *name;
  32   int i;
  33
  34   if (FT_New_Face(engineA->lib, fileNameA, 0, &faceA)) {
  35     return NULL;
  36   }
  37   codeToGIDA = (Gushort *)gmalloc(256 * sizeof(int));
  38   for (i = 0; i < 256; ++i) {
  39     codeToGIDA[i] = 0;
  40     if ((name = encA[i])) {
  41       codeToGIDA[i] = (Gushort)FT_Get_Name_Index(faceA, name);
  42     }
  43   }
  44
  45   return new SplashFTFontFile(engineA, idA, fileNameA, deleteFileA,
  46                               faceA, codeToGIDA, 256);
  47 }
  48
  49 SplashFontFile *SplashFTFontFile::loadCIDFont(SplashFTFontEngine *engineA,
  50                                               SplashFontFileID *idA,
  51                                               char *fileNameA,
  52                                               GBool deleteFileA,
  53                                               Gushort *codeToGIDA,
  54                                               int codeToGIDLenA) {
  55   FT_Face faceA;
  56
  57   if (FT_New_Face(engineA->lib, fileNameA, 0, &faceA)) {
  58     return NULL;
  59   }
  60
  61   return new SplashFTFontFile(engineA, idA, fileNameA, deleteFileA,
  62                               faceA, codeToGIDA, codeToGIDLenA);
  63 }
  64
  65 SplashFontFile *SplashFTFontFile::loadTrueTypeFont(SplashFTFontEngine *engineA,
  66                                                    SplashFontFileID *idA,
  67                                                    char *fileNameA,
  68                                                    GBool deleteFileA,
  69                                                    Gushort *codeToGIDA,
  70                                                    int codeToGIDLenA) {
  71   FT_Face faceA;
  72
  73   if (FT_New_Face(engineA->lib, fileNameA, 0, &faceA)) {
  74     return NULL;
  75   }
  76
  77   return new SplashFTFontFile(engineA, idA, fileNameA, deleteFileA,
  78                               faceA, codeToGIDA, codeToGIDLenA);
  79 }
  80
  81 SplashFTFontFile::SplashFTFontFile(SplashFTFontEngine *engineA,
  82                                    SplashFontFileID *idA,
  83                                    char *fileNameA, GBool deleteFileA,
  84                                    FT_Face faceA,
  85                                    Gushort *codeToGIDA, int codeToGIDLenA):
  86   SplashFontFile(idA, fileNameA, deleteFileA)
  87 {
  88   engine = engineA;
  89   face = faceA;
  90   codeToGID = codeToGIDA;
  91   codeToGIDLen = codeToGIDLenA;
  92 }
  93
  94 SplashFTFontFile::~SplashFTFontFile() {
  95   if (face) {
  96     FT_Done_Face(face);
  97   }
  98   if (codeToGID) {
  99     gfree(codeToGID);
 100   }
 101 }
 102
 103 SplashFont *SplashFTFontFile::makeFont(SplashCoord *mat) {
 104   SplashFont *font;
 105
 106   font = new SplashFTFont(this, mat);
 107   font->initCache();
 108   return font;
 109 }
 110
 111 #endif // HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H