src/frontends/qt2/qfont_loader.C

   1 /**
   2  * \file qfont_loader.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Asger Alstrup
   7  * \author John Levon
   8  *
   9  * Full author contact details are available in file CREDITS
  10  */
  11
  12 #include <config.h>
  13
  14 #ifdef __GNUG__
  15 #pragma implementation
  16 #endif
  17
  18 #include "qfont_loader.h"
  19 #include "gettext.h"
  20 #include "debug.h"
  21 #include "lyxrc.h"
  22 #include "BufferView.h"
  23
  24 using std::endl;
  25
  26 qfont_loader::qfont_loader()
  27 {
  28 }
  29
  30
  31 qfont_loader::~qfont_loader()
  32 {
  33 }
  34
  35
  36 void qfont_loader::update()
  37 {
  38         int i1,i2,i3,i4;
  39
  40         // fuck this !
  41
  42         for (i1 = 0; i1 < LyXFont::NUM_FAMILIES; ++i1) {
  43                 for (i2 = 0; i1 < 2; ++i2) {
  44                         for (i3 = 0; i1 < 4; ++i3) {
  45                                 for (i4 = 0; i1 < 10; ++i4) {
  46                                         fontinfo_[i1][i2][i3][i4].reset(0);
  47                                 }
  48                         }
  49                 }
  50         }
  51 }
  52
  53
  54 QFont const & qfont_loader::get(LyXFont const & f)
  55 {
  56         QFont const & ret(getfontinfo(f)->font);
  57
  58         if (lyxerr.debugging(Debug::FONT)) {
  59                 lyxerr[Debug::FONT] << "Font '" << f.stateText(0)
  60                         << "' matched by\n" << ret.rawName().latin1() << endl;
  61         }
  62         return ret;
  63 }
  64
  65
  66 qfont_loader::font_info::font_info(LyXFont const & f)
  67         : metrics(font)
  68 {
  69         switch (f.family()) {
  70                 case LyXFont::SYMBOL_FAMILY:
  71                         font.setRawName("-*-symbol-*-*-*-*-*-*-*-*-*-*-adobe-fontspecific");
  72                         break;
  73                 case LyXFont::CMR_FAMILY:
  74                         font.setRawName("-*-cmr10-medium-*-*-*-*-*-*-*-*-*-*-*");
  75                         break;
  76                 case LyXFont::CMSY_FAMILY:
  77                         font.setRawName("-*-cmsy10-*-*-*-*-*-*-*-*-*-*-*-*");
  78                         break;
  79                 case LyXFont::CMM_FAMILY:
  80                         font.setRawName("-*-cmmi10-medium-*-*-*-*-*-*-*-*-*-*-*");
  81                         break;
  82                 case LyXFont::CMEX_FAMILY:
  83                         font.setRawName("-*-cmex10-*-*-*-*-*-*-*-*-*-*-*-*");
  84                         break;
  85                 case LyXFont::MSA_FAMILY:
  86                         font.setRawName("-*-msam10-*-*-*-*-*-*-*-*-*-*-*-*");
  87                         break;
  88                 case LyXFont::MSB_FAMILY:
  89                         font.setRawName("-*-msbm10-*-*-*-*-*-*-*-*-*-*-*-*");
  90                         break;
  91                 case LyXFont::EUFRAK_FAMILY:
  92                         font.setRawName("-*-eufm10-medium-*-*-*-*-*-*-*-*-*-*-*");
  93                         break;
  94                 case LyXFont::ROMAN_FAMILY:
  95                         font.setFamily("times");
  96                         break;
  97                 case LyXFont::SANS_FAMILY:
  98                         font.setFamily("helvetica");
  99                         break;
 100                 case LyXFont::TYPEWRITER_FAMILY:
 101                         font.setFamily("courier");
 102                         break;
 103         }
 104
 105         font.setPointSize(int((lyxrc.font_sizes[f.size()] * lyxrc.dpi *
 106                 (lyxrc.zoom / 100.0)) / 72.27 + 0.5));
 107
 108         // FIXME: lyxrc, check for failure etc.
 109
 110         switch (f.series()) {
 111                 case LyXFont::MEDIUM_SERIES:
 112                         font.setWeight(QFont::Normal);
 113                         break;
 114                 case LyXFont::BOLD_SERIES:
 115                         font.setWeight(QFont::Bold);
 116                         break;
 117         }
 118
 119         switch (f.realShape()) {
 120                 case LyXFont::ITALIC_SHAPE:
 121                 case LyXFont::SLANTED_SHAPE:
 122                         font.setItalic(true);
 123                         break;
 124         }
 125
 126         metrics = QFontMetrics(font);
 127 }
 128
 129
 130 qfont_loader::font_info const * qfont_loader::getfontinfo(LyXFont const & f)
 131 {
 132         if (!lyxrc.use_gui) {
 133                 // FIXME
 134         }
 135
 136         font_info * fi = fontinfo_[f.family()][f.series()][f.realShape()][f.size()].get();
 137         if (fi) {
 138                 return fi;
 139         } else {
 140                 fi = new font_info(f);
 141                 fontinfo_[f.family()][f.series()][f.realShape()][f.size()].reset(fi);
 142                 return fi;
 143         }
 144 }
 145
 146
 147 bool qfont_loader::available(LyXFont const &)
 148 {
 149         // FIXME (see getRawName docs)
 150         return true;
 151 }