src/frontends/qt2/qfont_loader.C

   1 /**
   2  * \file qfont_loader.C
   3  * Copyright 1997 the LyX Team
   4  * Read the file COPYING
   5  *
   6  * \author Asger Alstrup
   7  * \author John Levon <moz@compsoc.man.ac.uk>
   8  */
   9
  10 #include <config.h>
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 #include "qfont_loader.h"
  17 #include "gettext.h"
  18 #include "debug.h"
  19 #include "lyxrc.h"
  20 #include "BufferView.h"
  21
  22 using std::endl;
  23
  24 qfont_loader::qfont_loader()
  25 {
  26 }
  27
  28
  29 qfont_loader::~qfont_loader()
  30 {
  31 }
  32
  33
  34 void qfont_loader::update()
  35 {
  36         int i1,i2,i3,i4;
  37
  38         // fuck this !
  39
  40         for (i1 = 0; i1 < LyXFont::NUM_FAMILIES; ++i1) {
  41                 for (i2 = 0; i1 < 2; ++i2) {
  42                         for (i3 = 0; i1 < 4; ++i3) {
  43                                 for (i4 = 0; i1 < 10; ++i4) {
  44                                         fontinfo_[i1][i2][i3][i4].reset(0);
  45                                 }
  46                         }
  47                 }
  48         }
  49 }
  50
  51
  52 QFont const & qfont_loader::get(LyXFont const & f)
  53 {
  54         QFont const & ret(getfontinfo(f)->font);
  55
  56         if (lyxerr.debugging(Debug::FONT)) {
  57                 lyxerr[Debug::FONT] << "Font '" << f.stateText(0)
  58                         << "' matched by\n" << ret.rawName().latin1() << endl;
  59         }
  60         return ret;
  61 }
  62
  63
  64 qfont_loader::font_info::font_info(LyXFont const & f)
  65         : metrics(font)
  66 {
  67         switch (f.family()) {
  68                 case LyXFont::SYMBOL_FAMILY:
  69                         font.setRawName("-*-symbol-*-*-*-*-*-*-*-*-*-*-adobe-fontspecific");
  70                         break;
  71                 case LyXFont::CMR_FAMILY:
  72                         font.setRawName("-*-cmr10-medium-*-*-*-*-*-*-*-*-*-*-*");
  73                         break;
  74                 case LyXFont::CMSY_FAMILY:
  75                         font.setRawName("-*-cmsy10-*-*-*-*-*-*-*-*-*-*-*-*");
  76                         break;
  77                 case LyXFont::CMM_FAMILY:
  78                         font.setRawName("-*-cmmi10-medium-*-*-*-*-*-*-*-*-*-*-*");
  79                         break;
  80                 case LyXFont::CMEX_FAMILY:
  81                         font.setRawName("-*-cmex10-*-*-*-*-*-*-*-*-*-*-*-*");
  82                         break;
  83                 case LyXFont::MSA_FAMILY:
  84                         font.setRawName("-*-msam10-*-*-*-*-*-*-*-*-*-*-*-*");
  85                         break;
  86                 case LyXFont::MSB_FAMILY:
  87                         font.setRawName("-*-msbm10-*-*-*-*-*-*-*-*-*-*-*-*");
  88                         break;
  89                 case LyXFont::EUFRAK_FAMILY:
  90                         font.setRawName("-*-eufm10-medium-*-*-*-*-*-*-*-*-*-*-*");
  91                         break;
  92                 case LyXFont::ROMAN_FAMILY:
  93                         font.setFamily("times");
  94                         break;
  95                 case LyXFont::SANS_FAMILY:
  96                         font.setFamily("helvetica");
  97                         break;
  98                 case LyXFont::TYPEWRITER_FAMILY:
  99                         font.setFamily("courier");
 100                         break;
 101         }
 102
 103         font.setPointSize(int((lyxrc.font_sizes[f.size()] * lyxrc.dpi *
 104                 (lyxrc.zoom / 100.0)) / 72.27 + 0.5));
 105
 106         // FIXME: lyxrc, check for failure etc.
 107
 108         switch (f.series()) {
 109                 case LyXFont::MEDIUM_SERIES:
 110                         font.setWeight(QFont::Normal);
 111                         break;
 112                 case LyXFont::BOLD_SERIES:
 113                         font.setWeight(QFont::Bold);
 114                         break;
 115         }
 116
 117         switch (f.realShape()) {
 118                 case LyXFont::ITALIC_SHAPE:
 119                 case LyXFont::SLANTED_SHAPE:
 120                         font.setItalic(true);
 121                         break;
 122         }
 123
 124         metrics = QFontMetrics(font);
 125 }
 126
 127
 128 qfont_loader::font_info const * qfont_loader::getfontinfo(LyXFont const & f)
 129 {
 130         if (!lyxrc.use_gui) {
 131                 // FIXME
 132         }
 133
 134         font_info * fi = fontinfo_[f.family()][f.series()][f.realShape()][f.size()].get();
 135         if (fi) {
 136                 return fi;
 137         } else {
 138                 fi = new font_info(f);
 139                 fontinfo_[f.family()][f.series()][f.realShape()][f.size()].reset(fi);
 140                 return fi;
 141         }
 142 }
 143
 144
 145 bool qfont_loader::available(LyXFont const &)
 146 {
 147         // FIXME (see getRawName docs)
 148         return true;
 149 }