src/gtk/font.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        font.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "font.h"
  13 #endif
  14
  15 #include "wx/font.h"
  16 #include "wx/utils.h"
  17 #include <strings.h>
  18
  19 //-----------------------------------------------------------------------------
  20 // local data
  21 //-----------------------------------------------------------------------------
  22
  23 static char *wx_font_family [] = {
  24     "wxDEFAULT", "wxDECORATIVE", "wxMODERN", "wxROMAN", "wxSCRIPT",
  25     "wxSWISS", "wxTELETYPE",
  26 };
  27 static char *wx_font_style [] = {
  28     "wxDEFAULT", "wxNORMAL", "wxSLANT", "wxITALIC",
  29 };
  30 static char *wx_font_weight [] = {
  31     "wxDEFAULT", "wxNORMAL", "wxBOLD", "wxLIGHT",
  32 };
  33
  34 extern wxFontNameDirectory wxTheFontNameDirectory;
  35
  36 //-----------------------------------------------------------------------------
  37 // wxFont
  38 //-----------------------------------------------------------------------------
  39
  40 class wxFontRefData: public wxObjectRefData
  41 {
  42   public:
  43
  44     wxFontRefData(void);
  45     ~wxFontRefData(void);
  46
  47     wxList   m_scaled_xfonts;
  48     int      m_pointSize;
  49     int      m_family, m_style, m_weight;
  50     bool     m_underlined;
  51     int      m_fontId;
  52     char*    m_faceName;
  53
  54     bool     m_byXFontName;
  55     GdkFont *m_font;
  56
  57     friend wxFont;
  58 };
  59
  60 wxFontRefData::wxFontRefData(void) : m_scaled_xfonts(wxKEY_INTEGER)
  61 {
  62   m_byXFontName = FALSE;
  63   m_pointSize = -1;
  64   m_family = -1;
  65   m_style = -1;
  66   m_weight = -1;
  67   m_underlined = FALSE;
  68   m_fontId = 0;
  69   m_faceName = NULL;
  70   m_font = NULL;
  71 };
  72
  73 wxFontRefData::~wxFontRefData(void)
  74 {
  75   wxNode *node = m_scaled_xfonts.First();
  76   while (node)
  77   {
  78     GdkFont *font = (GdkFont*)node->Data();
  79     wxNode *next = node->Next();
  80     gdk_font_unref( font );
  81     node = next;
  82   };
  83   if (m_faceName)
  84   {
  85     delete m_faceName;
  86     m_faceName = NULL;
  87   };
  88   if (m_font) gdk_font_unref( m_font );
  89 };
  90
  91 //-----------------------------------------------------------------------------
  92
  93 #define M_FONTDATA ((wxFontRefData *)m_refData)
  94
  95 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
  96
  97 wxFont::wxFont(void)
  98 {
  99   if (wxTheFontList) wxTheFontList->Append( this );
 100 };
 101
 102 wxFont::wxFont( char *xFontName )
 103 {
 104   if (!xFontName) return;
 105
 106   m_refData = new wxFontRefData();
 107
 108   M_FONTDATA->m_byXFontName = TRUE;
 109   M_FONTDATA->m_font = gdk_font_load( xFontName );
 110 };
 111
 112 wxFont::wxFont(int PointSize, int FontIdOrFamily, int Style, int Weight,
 113                bool Underlined, const char* Face)
 114 {
 115   m_refData = new wxFontRefData();
 116
 117   if ((M_FONTDATA->m_faceName = (Face) ? copystring(Face) : (char*)NULL) )
 118   {
 119     M_FONTDATA->m_fontId = wxTheFontNameDirectory.FindOrCreateFontId( Face, FontIdOrFamily );
 120     M_FONTDATA->m_family  = wxTheFontNameDirectory.GetFamily( FontIdOrFamily );
 121   }
 122   else
 123   {
 124     M_FONTDATA->m_fontId = FontIdOrFamily;
 125     M_FONTDATA->m_family  = wxTheFontNameDirectory.GetFamily( FontIdOrFamily );
 126   };
 127   M_FONTDATA->m_style = Style;
 128   M_FONTDATA->m_weight = Weight;
 129   M_FONTDATA->m_pointSize = PointSize;
 130   M_FONTDATA->m_underlined = Underlined;
 131
 132   if (wxTheFontList) wxTheFontList->Append( this );
 133 };
 134
 135 wxFont::wxFont(int PointSize, const char *Face, int Family, int Style,
 136                int Weight, bool Underlined)
 137 {
 138   m_refData = new wxFontRefData();
 139
 140   M_FONTDATA->m_fontId = wxTheFontNameDirectory.FindOrCreateFontId( Face, Family );
 141   M_FONTDATA->m_faceName = (Face) ? copystring(Face) : (char*)NULL;
 142   M_FONTDATA->m_family = wxTheFontNameDirectory.GetFamily( M_FONTDATA->m_fontId );
 143   M_FONTDATA->m_style = Style;
 144   M_FONTDATA->m_weight = Weight;
 145   M_FONTDATA->m_pointSize = PointSize;
 146   M_FONTDATA->m_underlined = Underlined;
 147
 148   if (wxTheFontList) wxTheFontList->Append( this );
 149 };
 150
 151 wxFont::wxFont( const wxFont& font )
 152 {
 153   Ref( font );
 154 };
 155
 156 wxFont::wxFont( const wxFont* font )
 157 {
 158   UnRef();
 159   if (font) Ref( *font );
 160 };
 161
 162 wxFont::~wxFont(void)
 163 {
 164   if (wxTheFontList) wxTheFontList->DeleteObject( this );
 165 };
 166
 167 wxFont& wxFont::operator = ( const wxFont& font )
 168 {
 169   if (*this == font) return (*this);
 170   Ref( font );
 171   return *this;
 172 };
 173
 174 bool wxFont::operator == ( const wxFont& font )
 175 {
 176   return m_refData == font.m_refData;
 177 };
 178
 179 bool wxFont::operator != ( const wxFont& font )
 180 {
 181   return m_refData != font.m_refData;
 182 };
 183
 184 bool wxFont::Ok()
 185 {
 186   return (m_refData != NULL);
 187 };
 188
 189 int wxFont::GetPointSize(void) const
 190 {
 191   return M_FONTDATA->m_pointSize;
 192 };
 193
 194 wxString wxFont::GetFaceString(void) const
 195 {
 196   wxString s = wxTheFontNameDirectory.GetFontName( M_FONTDATA->m_fontId );
 197   return s;
 198 };
 199
 200 wxString wxFont::GetFaceName(void) const
 201 {
 202   wxString s = wxTheFontNameDirectory.GetFontName( M_FONTDATA->m_fontId );
 203   return s;
 204 };
 205
 206 int wxFont::GetFamily(void) const
 207 {
 208   return M_FONTDATA->m_family;
 209 };
 210
 211 wxString wxFont::GetFamilyString(void) const
 212 {
 213   wxString s = wx_font_family[M_FONTDATA->m_family];
 214   return s;
 215 };
 216
 217 int wxFont::GetFontId(void) const
 218 {
 219   return M_FONTDATA->m_fontId; // stub
 220 };
 221
 222 int wxFont::GetStyle(void) const
 223 {
 224   return M_FONTDATA->m_style;
 225 };
 226
 227 wxString wxFont::GetStyleString(void) const
 228 {
 229   wxString s =  wx_font_style[M_FONTDATA->m_style];
 230   return s;
 231 };
 232
 233 int wxFont::GetWeight(void) const
 234 {
 235   return M_FONTDATA->m_weight;
 236 };
 237
 238 wxString wxFont::GetWeightString(void) const
 239 {
 240   wxString s = wx_font_weight[M_FONTDATA->m_weight];
 241   return s;
 242 };
 243
 244 bool wxFont::GetUnderlined(void) const
 245 {
 246   return M_FONTDATA->m_underlined;
 247 };
 248
 249 //-----------------------------------------------------------------------------
 250 // get internal representation of font
 251 //-----------------------------------------------------------------------------
 252
 253 // local help function
 254 static GdkFont *wxLoadQueryNearestFont(int point_size, int fontid,
 255                                            int style, int weight,
 256                                            bool underlined);
 257
 258 GdkFont *wxFont::GetInternalFont(float scale)
 259 {
 260   if (M_FONTDATA->m_byXFontName) return M_FONTDATA->m_font;
 261
 262   long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
 263   int point_scale = (M_FONTDATA->m_pointSize * 10 * int_scale) / 100;
 264   GdkFont *font = NULL;
 265
 266   wxNode *node = M_FONTDATA->m_scaled_xfonts.Find(int_scale);
 267   if (node)
 268   {
 269     font = (GdkFont*)node->Data();
 270   }
 271   else
 272   {
 273      font = wxLoadQueryNearestFont( point_scale, M_FONTDATA->m_fontId, M_FONTDATA->m_style,
 274                                     M_FONTDATA->m_weight, M_FONTDATA->m_underlined );
 275      M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font );
 276   };
 277   if (!font)
 278         printf("could not load any font");
 279 //      wxError("could not load any font", "wxFont");
 280   return font;
 281 };
 282
 283 //-----------------------------------------------------------------------------
 284 // local utilities to find a X font
 285 //-----------------------------------------------------------------------------
 286
 287 static GdkFont *wxLoadQueryFont(int point_size, int fontid, int style,
 288                                     int weight, bool WXUNUSED(underlined))
 289 {
 290     char buffer[512];
 291     char *name = wxTheFontNameDirectory.GetScreenName( fontid, weight, style );
 292
 293     if (!name)
 294         name = "-*-*-*-*-*-*-*-%d-*-*-*-*-*-*";
 295     sprintf(buffer, name, point_size);
 296
 297     return gdk_font_load( buffer );
 298 }
 299
 300 static GdkFont *wxLoadQueryNearestFont(int point_size, int fontid,
 301                                            int style, int weight,
 302                                            bool underlined)
 303 {
 304     GdkFont *font;
 305
 306     font = wxLoadQueryFont( point_size, fontid, style, weight, underlined );
 307
 308     if (!font) {
 309         // search up and down by stepsize 10
 310         int max_size = point_size + 20 * (1 + (point_size/180));
 311         int min_size = point_size - 20 * (1 + (point_size/180));
 312         int i;
 313
 314         // Search for smaller size (approx.)
 315         for (i=point_size-10; !font && i >= 10 && i >= min_size; i -= 10)
 316             font = wxLoadQueryFont(i, fontid, style, weight, underlined);
 317         // Search for larger size (approx.)
 318         for (i=point_size+10; !font && i <= max_size; i += 10)
 319             font = wxLoadQueryFont(i, fontid, style, weight, underlined);
 320         // Try default family
 321         if (!font && fontid != wxDEFAULT)
 322             font = wxLoadQueryFont(point_size, wxDEFAULT, style,
 323                                    weight, underlined);
 324         // Bogus font
 325         if (!font)
 326             font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL,
 327                                     underlined);
 328     }
 329     return font;
 330 }
 331
 332 //-----------------------------------------------------------------------------
 333 // face names and index functions
 334 //-----------------------------------------------------------------------------
 335
 336 static char *font_defaults[] = {
 337     "FamilyDefault", "Default",
 338     "FamilyRoman", "Roman",
 339     "FamilyDecorative", "Decorative",
 340     "FamilyModern", "Modern",
 341     "FamilyTeletype", "Teletype",
 342     "FamilySwiss", "Swiss",
 343     "FamilyScript", "Script",
 344
 345     "AfmMedium", "",
 346     "AfmBold", "Bo",
 347     "AfmLight", "",
 348     "AfmStraight", "",
 349     "AfmItalic", "${AfmSlant}",
 350     "AfmSlant", "O",
 351     "AfmRoman", "Ro",
 352     "AfmTimes", "Times",
 353     "AfmHelvetica", "Helv",
 354     "AfmCourier", "Cour",
 355
 356     "Afm___", "${AfmTimes,$[weight],$[style]}",
 357
 358     "AfmTimes__", "${AfmTimes}${Afm$[weight]}${Afm$[style]}",
 359     "AfmTimesMediumStraight", "${AfmTimes}${AfmRoman}",
 360     "AfmTimesLightStraight", "${AfmTimes}${AfmRoman}",
 361     "AfmTimes_Italic", "${AfmTimes}$[weight]${AfmItalic}",
 362     "AfmTimes_Slant", "${AfmTimes}$[weight]${AfmItalic}",
 363
 364     "AfmSwiss__", "${AfmHelvetica}${Afm$[weight]}${Afm$[style]}",
 365     "AfmModern__", "${AfmCourier}${Afm$[weight]}${Afm$[style]}",
 366
 367     "AfmTeletype__", "${AfmModern,$[weight],$[style]}",
 368
 369     "PostScriptMediumStraight", "",
 370     "PostScriptMediumItalic", "-Oblique",
 371     "PostScriptMediumSlant", "-Oblique",
 372     "PostScriptLightStraight", "",
 373     "PostScriptLightItalic", "-Oblique",
 374     "PostScriptLightSlant", "-Oblique",
 375     "PostScriptBoldStraight", "-Bold",
 376     "PostScriptBoldItalic", "-BoldOblique",
 377     "PostScriptBoldSlant", "-BoldOblique",
 378
 379 #if WX_NORMALIZED_PS_FONTS
 380     "PostScript___", "${PostScriptTimes,$[weight],$[style]}",
 381 #else
 382     "PostScriptRoman__", "${PostScriptTimes,$[weight],$[style]}",
 383     "PostScript___", "LucidaSans${PostScript$[weight]$[style]}",
 384 #endif
 385
 386     "PostScriptTimesMedium", "",
 387     "PostScriptTimesLight", "",
 388     "PostScriptTimesBold", "Bold",
 389
 390     "PostScriptTimes__", "Times${PostScript$[weight]$[style]}",
 391     "PostScriptTimesMediumStraight", "Times-Roman",
 392     "PostScriptTimesLightStraight", "Times-Roman",
 393     "PostScriptTimes_Slant", "Times-${PostScriptTimes$[weight]}Italic",
 394     "PostScriptTimes_Italic", "Times-${PostScriptTimes$[weight]}Italic",
 395
 396     "PostScriptSwiss__", "Helvetica${PostScript$[weight]$[style]}",
 397     "PostScriptModern__", "Courier${PostScript$[weight]$[style]}",
 398
 399     "PostScriptTeletype__", "${PostScriptModern,$[weight],$[style]}",
 400
 401 #if !WX_NORMALIZED_PS_FONTS
 402     "PostScriptScript__", "Zapf-Chancery-MediumItalic",
 403 #endif
 404
 405     "ScreenMedium", "medium",
 406     "ScreenBold", "bold",
 407     "ScreenLight", "light",
 408     "ScreenStraight", "r",
 409     "ScreenItalic", "i",
 410     "ScreenSlant", "o",
 411
 412     "ScreenDefaultBase", "misc-fixed",
 413     "ScreenRomanBase", "*-times",
 414     "ScreenDecorativeBase", "*-helvetica",
 415     "ScreenModernBase", "*-courier",
 416     "ScreenTeletypeBase", "*-lucidatypewriter",
 417     "ScreenSwissBase", "*-lucida",
 418     "ScreenScriptBase", "*-zapfchancery",
 419
 420     "ScreenStdSuffix", "-${Screen$[weight]}-${Screen$[style]}"
 421     "-normal-*-*-%d-*-*-*-*-*-*",
 422
 423     "Screen___",
 424     "-${ScreenDefaultBase}${ScreenStdSuffix}",
 425     "ScreenRoman__",
 426     "-${ScreenRomanBase}${ScreenStdSuffix}",
 427     "ScreenDecorative__",
 428     "-${ScreenDecorativeBase}${ScreenStdSuffix}",
 429     "ScreenModern__",
 430     "-${ScreenModernBase}${ScreenStdSuffix}",
 431     "ScreenTeletype__",
 432     "-${ScreenTeletypeBase}${ScreenStdSuffix}",
 433     "ScreenSwiss__",
 434     "-${ScreenSwissBase}${ScreenStdSuffix}",
 435     "ScreenScript__",
 436     "-${ScreenScriptBase}${ScreenStdSuffix}",
 437     NULL
 438 };
 439
 440 enum {wxWEIGHT_NORMAL, wxWEIGHT_BOLD,  wxWEIGHT_LIGHT, wxNUM_WEIGHTS};
 441 enum {wxSTYLE_NORMAL,  wxSTYLE_ITALIC, wxSTYLE_SLANT,  wxNUM_STYLES};
 442
 443 static int WCoordinate(int w)
 444 {
 445     switch (w) {
 446     case wxBOLD:   return wxWEIGHT_BOLD;
 447     case wxLIGHT:  return wxWEIGHT_LIGHT;
 448     case wxNORMAL:
 449     default:       return wxWEIGHT_NORMAL;
 450     }
 451 }
 452
 453 static int SCoordinate(int s)
 454 {
 455     switch (s) {
 456     case wxITALIC: return wxSTYLE_ITALIC;
 457     case wxSLANT:  return wxSTYLE_SLANT;
 458     case wxNORMAL:
 459     default:       return wxSTYLE_NORMAL;
 460     }
 461 }
 462
 463 //-----------------------------------------------------------------------------
 464 // wxSuffixMap
 465 //-----------------------------------------------------------------------------
 466
 467 class wxSuffixMap {
 468 public:
 469     ~wxSuffixMap(void);
 470
 471     inline char *GetName(int weight, int style)
 472     {
 473         return ( map [WCoordinate(weight)] [SCoordinate(style)] );
 474     }
 475
 476     char *map[wxNUM_WEIGHTS][wxNUM_STYLES];
 477     void Initialize(const char *, const char *);
 478 };
 479
 480 //#if !USE_RESOURCES
 481 #define wxGetResource(a, b, c) 0
 482 //#endif
 483
 484 static void SearchResource(const char *prefix, const char **names, int count, char **v)
 485 {
 486     int k, i, j;
 487     char resource[1024], **defaults, *internal;
 488
 489     k = 1 << count;
 490
 491     *v = NULL;
 492     internal = NULL;
 493
 494     for (i = 0; i < k; i++) {
 495         strcpy(resource, prefix);
 496         for (j = 0; j < count; j++) {
 497             if (!(i & (1 << j)))
 498                 strcat(resource, names[j]);
 499             else
 500                 strcat(resource, "_");
 501         }
 502         if (wxGetResource(wxAPP_CLASS, (char *)resource, v))
 503             return;
 504         if (!internal) {
 505             defaults = font_defaults;
 506             while (*defaults) {
 507                 if (!strcmp(*defaults, resource)) {
 508                     internal = defaults[1];
 509                     break;
 510                 }
 511                 defaults += 2;
 512             }
 513         }
 514     }
 515     if (internal)
 516         *v = copystring(internal);
 517 }
 518
 519 wxSuffixMap::~wxSuffixMap(void)
 520 {
 521     int k, j;
 522
 523     for (k = 0; k < wxNUM_WEIGHTS; ++k)
 524         for (j = 0; j < wxNUM_STYLES; ++j)
 525             if (map[k][j]) {
 526                 delete[] map[k][j];
 527                 map[k][j] = NULL;
 528             }
 529 }
 530
 531 void wxSuffixMap::Initialize(const char *resname, const char *devresname)
 532 {
 533     const char *weight, *style;
 534     char *v;
 535     int i, j, k;
 536     const char *names[3];
 537
 538     for (k = 0; k < wxNUM_WEIGHTS; k++) {
 539         switch (k) {
 540         case wxWEIGHT_NORMAL: weight = "Medium"; break;
 541         case wxWEIGHT_LIGHT:  weight = "Light"; break;
 542         case wxWEIGHT_BOLD:
 543         default:              weight = "Bold";
 544         }
 545         for (j = 0; j < wxNUM_STYLES; j++) {
 546             switch (j) {
 547             case wxSTYLE_NORMAL: style = "Straight"; break;
 548             case wxSTYLE_ITALIC: style = "Italic"; break;
 549             case wxSTYLE_SLANT:
 550             default:             style = "Slant";
 551             }
 552             names[0] = resname;
 553             names[1] = weight;
 554             names[2] = style;
 555
 556             SearchResource(devresname, names, 3, &v);
 557
 558             /* Expand macros in the found string: */
 559         found:
 560             int len, closer = 0, startpos = 0;
 561
 562             len = (v ? strlen(v) : 0);
 563             for (i = 0; i < len; i++) {
 564                 if (v[i] == '$' && ((v[i+1] == '[') || (v[i+1] == '{'))) {
 565                     startpos = i;
 566                     closer   = (v[i+1] == '[') ? ']' : '}';
 567                     ++i;
 568                 } else if (v[i] == closer) {
 569                     int newstrlen;
 570                     const char *r = NULL; bool delete_r = FALSE;
 571                     char *name;
 572
 573                     name = v + startpos + 2;
 574                     v[i] = 0;
 575
 576                     if (closer == '}') {
 577                         int i, count, len;
 578                         char **names;
 579
 580                         for (i = 0, count = 1; name[i]; i++)
 581                             if (name[i] == ',')
 582                                 count++;
 583
 584                         len = i;
 585
 586                         names = new char*[count];
 587                         names[0] = name;
 588                         for (i = 0, count = 1; i < len; i++)
 589                             if (name[i] == ',') {
 590                                 names[count++] = name + i + 1;
 591                                 name[i] = 0;
 592                             }
 593
 594                         SearchResource("", (const char **)names, count, (char **)&r);
 595                         delete_r = (r != 0);
 596                         delete[] names;
 597
 598                         if (!r) {
 599                             for (i = 0; i < len; i++)
 600                                 if (!name[i])
 601                                     name[i] = ',';
 602                             r = "";
 603                             printf("Bad resource name \"%s\" in font lookup\n", name);
 604                         }
 605                     } else if (!strcmp(name, "weight")) {
 606                         r = weight;
 607                     } else if (!strcmp(name, "style")) {
 608                         r = style;
 609                     } else if (!strcmp(name, "family")) {
 610                         r = resname;
 611                     } else {
 612                         r = "";
 613                         printf("Bad font macro name \"%s\"\n", name);
 614                     }
 615
 616                     // add r to v
 617                     newstrlen = strlen(r);
 618                     char *naya = new char[startpos + newstrlen + len - i];
 619                     memcpy(naya, v, startpos);
 620                     memcpy(naya + startpos, r, newstrlen);
 621                     memcpy(naya + startpos + newstrlen, v + i + 1, len - i);
 622                     if (delete_r)
 623                       delete[] (char*)r;
 624                     delete[] v;
 625                     v = naya;
 626
 627                     goto found;
 628                 }
 629             }
 630             /* We have a final value: */
 631             map[k][j] = v;
 632         }
 633     }
 634 }
 635
 636 //-----------------------------------------------------------------------------
 637 // wxFontNameItem
 638 //-----------------------------------------------------------------------------
 639
 640 class wxFontNameItem : public wxObject {
 641 DECLARE_DYNAMIC_CLASS(wxFontNameItem)
 642 public:
 643     wxFontNameItem(const char *name, int id, int family);
 644     ~wxFontNameItem();
 645
 646     inline char* GetScreenName(int w, int s)     {return screen.GetName(w, s);}
 647     inline char* GetPostScriptName(int w, int s) {return printing.GetName(w, s);}
 648     inline char* GetAFMName(int w, int s)        {return afm.GetName(w, s);}
 649     inline char* GetName(void)                   {return name;}
 650     inline int   GetFamily(void)                 {return family;}
 651     inline int   GetId(void)                     {return id;}
 652     inline bool  IsRoman(void)                   {return isroman;}
 653 #if WXDEBUG
 654     void Dump(ostream& str);
 655 #endif
 656
 657     int id;
 658     int family;
 659     char *name;
 660     wxSuffixMap screen, printing, afm;
 661     bool isroman;
 662 };
 663
 664 IMPLEMENT_ABSTRACT_CLASS(wxFontNameItem, wxObject)
 665
 666 wxFontNameItem::wxFontNameItem(const char *Name, int Id, int Family)
 667 {
 668     name   = copystring(Name);
 669     id     = Id;
 670     family = Family;
 671
 672     screen.  Initialize(name, "Screen");
 673     printing.Initialize(name, "PostScript");
 674     afm.     Initialize(name, "Afm");
 675 }
 676
 677 wxFontNameItem::~wxFontNameItem(void)
 678 {
 679     if (name)
 680         delete[] name;
 681     name = NULL;
 682 }
 683
 684 #if WXDEBUG
 685 void wxFontNameItem::Dump(ostream& str)
 686 {
 687     str << "wxFontNameItem(" << name << ")";
 688 }
 689 #endif
 690
 691 //-----------------------------------------------------------------------------
 692 // wxFontDirectory
 693 //-----------------------------------------------------------------------------
 694
 695 IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
 696
 697 wxFontNameDirectory::wxFontNameDirectory(void)
 698 {
 699     table = new wxHashTable(wxKEY_INTEGER, 20);
 700     nextFontId = -1;
 701     Initialize();
 702 }
 703
 704 wxFontNameDirectory::~wxFontNameDirectory()
 705 {
 706     // Cleanup wxFontNameItems allocated
 707     table->BeginFind();
 708     wxNode *node = table->Next();
 709     while (node) {
 710         wxFontNameItem *item = (wxFontNameItem*)node->Data();
 711         delete item;
 712         node = table->Next();
 713     }
 714     delete table;
 715 }
 716
 717 int wxFontNameDirectory::GetNewFontId(void)
 718 {
 719     return (nextFontId--);
 720 }
 721
 722 void wxFontNameDirectory::Initialize()
 723 {
 724     Initialize(wxDEFAULT,    wxDEFAULT,    "Default");
 725     Initialize(wxDECORATIVE, wxDECORATIVE, "Decorative");
 726     Initialize(wxROMAN,      wxROMAN,      "Roman");
 727     Initialize(wxMODERN,     wxMODERN,     "Modern");
 728     Initialize(wxTELETYPE,   wxTELETYPE,   "Teletype");
 729     Initialize(wxSWISS,      wxSWISS,      "Swiss");
 730     Initialize(wxSCRIPT,     wxSCRIPT,     "Script");
 731 }
 732
 733 void wxFontNameDirectory::Initialize(int fontid, int family, const char *resname)
 734 {
 735     char *fam, resource[256];
 736
 737     sprintf(resource, "Family%s", resname);
 738     SearchResource((const char *)resource, NULL, 0, (char **)&fam);
 739     if (fam) {
 740         if      (!strcmp(fam, "Default"))       family = wxDEFAULT;
 741         else if (!strcmp(fam, "Roman"))         family = wxROMAN;
 742         else if (!strcmp(fam, "Decorative"))    family = wxDECORATIVE;
 743         else if (!strcmp(fam, "Modern"))        family = wxMODERN;
 744         else if (!strcmp(fam, "Teletype"))      family = wxTELETYPE;
 745         else if (!strcmp(fam, "Swiss"))         family = wxSWISS;
 746         else if (!strcmp(fam, "Script"))        family = wxSCRIPT;
 747         delete[] fam; // free resource
 748     }
 749     table->Put(fontid, new wxFontNameItem(resname, fontid, family));
 750 }
 751
 752 int wxFontNameDirectory::FindOrCreateFontId(const char *name, int family)
 753 {
 754     int id;
 755
 756     // font exists -> return id
 757     if ( (id = GetFontId(name)) ) return id;
 758     // create new font
 759     Initialize(id=GetNewFontId(), family, name);
 760     return id;
 761 }
 762
 763 char *wxFontNameDirectory::GetScreenName(int fontid, int weight, int style)
 764 {
 765     wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
 766     if (item)
 767         return item->GetScreenName(weight, style);
 768     // font does not exist
 769     return NULL;
 770 }
 771
 772 char *wxFontNameDirectory::GetPostScriptName(int fontid, int weight, int style)
 773 {
 774     wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
 775     if (item)
 776         return item->GetPostScriptName(weight, style);
 777     // font does not exist
 778     return NULL;
 779 }
 780
 781 char *wxFontNameDirectory::GetAFMName(int fontid, int weight, int style)
 782 {
 783     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
 784     if (item)
 785         return item->GetAFMName(weight, style);
 786     // font does not exist
 787     return NULL;
 788 }
 789
 790 char *wxFontNameDirectory::GetFontName(int fontid)
 791 {
 792     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
 793     if (item)
 794         return item->GetName();
 795     // font does not exist
 796     return NULL;
 797 }
 798
 799 int wxFontNameDirectory::GetFontId(const char *name)
 800 {
 801     wxNode *node;
 802
 803     table->BeginFind();
 804
 805     while ( (node = table->Next()) ) {
 806         wxFontNameItem *item = (wxFontNameItem*)node->Data();
 807         if (!strcmp(name, item->name))
 808             return item->id;
 809     }
 810     // font does not exist
 811     return 0;
 812 }
 813
 814 int wxFontNameDirectory::GetFamily(int fontid)
 815 {
 816     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid);
 817
 818     if (item)
 819         return item->family;
 820     // font does not exist
 821     return wxDEFAULT;
 822 }