src/gtk1/font.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        font.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   7 // Licence:       wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "font.h"
  12 #endif
  13
  14 #include "wx/font.h"
  15 #include "wx/utils.h"
  16 #include "wx/log.h"
  17 #include "wx/gdicmn.h"
  18 #include "wx/tokenzr.h"
  19 #include <strings.h>
  20
  21 #include "gdk/gdk.h"
  22
  23 //-----------------------------------------------------------------------------
  24 // local data
  25 //-----------------------------------------------------------------------------
  26
  27 /*
  28 extern wxFontNameDirectory *wxTheFontNameDirectory;
  29 */
  30
  31 //-----------------------------------------------------------------------------
  32 // wxFont
  33 //-----------------------------------------------------------------------------
  34
  35 class wxFontRefData: public wxObjectRefData
  36 {
  37 public:
  38
  39     wxFontRefData();
  40     wxFontRefData( const wxFontRefData& data );
  41     ~wxFontRefData();
  42
  43     wxList    m_scaled_xfonts;
  44     int       m_pointSize;
  45     int       m_family, m_style, m_weight;
  46     bool      m_underlined;
  47     wxString  m_faceName;
  48
  49     bool      m_byXFontName;
  50     GdkFont  *m_font;
  51
  52     friend wxFont;
  53 };
  54
  55 wxFontRefData::wxFontRefData() : m_scaled_xfonts(wxKEY_INTEGER)
  56 {
  57     m_byXFontName = FALSE;
  58     m_pointSize = 12;
  59     m_family = wxSWISS;
  60     m_style = wxNORMAL;
  61     m_weight = wxNORMAL;
  62     m_underlined = FALSE;
  63     m_font = (GdkFont *) NULL;
  64 }
  65
  66 wxFontRefData::wxFontRefData( const wxFontRefData& data ) : m_scaled_xfonts(wxKEY_INTEGER)
  67 {
  68     m_byXFontName = FALSE;
  69     m_pointSize = data.m_pointSize;
  70     m_family = data.m_family;
  71     m_style = data.m_style;
  72     m_weight = data.m_weight;
  73     m_underlined = data.m_underlined;
  74     m_faceName = data.m_faceName;
  75     m_font = (GdkFont *) NULL;
  76     if (data.m_font) m_font = gdk_font_ref( data.m_font );
  77 }
  78
  79 wxFontRefData::~wxFontRefData()
  80 {
  81     wxNode *node = m_scaled_xfonts.First();
  82     while (node)
  83     {
  84         GdkFont *font = (GdkFont*)node->Data();
  85         wxNode *next = node->Next();
  86         gdk_font_unref( font );
  87         node = next;
  88     }
  89     if (m_font) gdk_font_unref( m_font );
  90 }
  91
  92 //-----------------------------------------------------------------------------
  93
  94 #define M_FONTDATA ((wxFontRefData *)m_refData)
  95
  96 IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
  97
  98 wxFont::wxFont()
  99 {
 100     if (wxTheFontList) wxTheFontList->Append( this );
 101 }
 102
 103 wxFont::wxFont( GdkFont *font, char *xFontName )
 104 {
 105     if (!xFontName) return;
 106
 107     m_refData = new wxFontRefData();
 108
 109 //  M_FONTDATA->m_byXFontName = TRUE;
 110     M_FONTDATA->m_font = font;
 111
 112     wxString tmp;
 113
 114     wxString fontname( xFontName );
 115     wxStringTokenizer tn( fontname, _T("-") );
 116
 117     tn.GetNextToken();                           // foundry
 118
 119     M_FONTDATA->m_faceName = tn.GetNextToken();  // courier
 120
 121     tmp = tn.GetNextToken().MakeUpper();
 122     if (tmp == _T("BOLD")) M_FONTDATA->m_weight = wxBOLD;
 123
 124     tmp = tn.GetNextToken().MakeUpper();
 125     if (tmp == _T("I")) M_FONTDATA->m_style = wxITALIC;
 126     if (tmp == _T("O")) M_FONTDATA->m_style = wxITALIC;
 127
 128     tn.GetNextToken();                           // set width
 129     tn.GetNextToken();                           // ?
 130     tn.GetNextToken();                           // pixel size
 131
 132     tmp = tn.GetNextToken();                     // pointsize
 133     int num =  wxStrtol (tmp.c_str(), (wxChar **) NULL, 10);
 134     M_FONTDATA->m_pointSize = num / 10;
 135
 136     tn.GetNextToken();                           // x-res
 137     tn.GetNextToken();                           // y-res
 138
 139     tmp = tn.GetNextToken().MakeUpper();
 140     if (tmp == _T("M")) M_FONTDATA->m_family = wxMODERN;
 141     else if (M_FONTDATA->m_faceName == _T("TIMES")) M_FONTDATA->m_family = wxROMAN;
 142     else if (M_FONTDATA->m_faceName == _T("HELVETICA")) M_FONTDATA->m_family = wxSWISS;
 143     else if (M_FONTDATA->m_faceName == _T("LUCIDATYPEWRITER")) M_FONTDATA->m_family = wxTELETYPE;
 144     else if (M_FONTDATA->m_faceName == _T("LUCIDA")) M_FONTDATA->m_family = wxDECORATIVE;
 145     else if (M_FONTDATA->m_faceName == _T("UTOPIA")) M_FONTDATA->m_family = wxSCRIPT;
 146 }
 147
 148 wxFont::wxFont( int pointSize, int family, int style, int weight, bool underlined, const wxString& face )
 149 {
 150     m_refData = new wxFontRefData();
 151
 152     if (family == wxDEFAULT)
 153         M_FONTDATA->m_family = wxSWISS;
 154     else
 155         M_FONTDATA->m_family = family;
 156
 157     if (!face.IsEmpty()) M_FONTDATA->m_faceName = face;
 158
 159     if (style == wxDEFAULT)
 160         M_FONTDATA->m_style = wxNORMAL;
 161     else
 162         M_FONTDATA->m_style = style;
 163
 164     if (weight == wxDEFAULT)
 165         M_FONTDATA->m_weight = wxNORMAL;
 166     else
 167         M_FONTDATA->m_weight = weight;
 168
 169     if (pointSize == wxDEFAULT)
 170         M_FONTDATA->m_pointSize = 12;
 171     else
 172         M_FONTDATA->m_pointSize = pointSize;
 173
 174     M_FONTDATA->m_underlined = underlined;
 175
 176     if (wxTheFontList) wxTheFontList->Append( this );
 177
 178 }
 179
 180 wxFont::wxFont( const wxFont& font )
 181 {
 182     Ref( font );
 183
 184     if (wxTheFontList) wxTheFontList->Append( this );
 185 }
 186
 187 wxFont::~wxFont()
 188 {
 189     if (wxTheFontList) wxTheFontList->DeleteObject( this );
 190 }
 191
 192 wxFont& wxFont::operator = ( const wxFont& font )
 193 {
 194     if (*this == font) return (*this);
 195     Ref( font );
 196     return *this;
 197 }
 198
 199 bool wxFont::operator == ( const wxFont& font ) const
 200 {
 201     return m_refData == font.m_refData;
 202 }
 203
 204 bool wxFont::operator != ( const wxFont& font ) const
 205 {
 206     return m_refData != font.m_refData;
 207 }
 208
 209 bool wxFont::Ok() const
 210 {
 211     return (m_refData != NULL);
 212 }
 213
 214 int wxFont::GetPointSize() const
 215 {
 216     wxCHECK_MSG( Ok(), 0, _T("invalid font") );
 217
 218     return M_FONTDATA->m_pointSize;
 219 }
 220
 221 wxString wxFont::GetFaceName() const
 222 {
 223     wxCHECK_MSG( Ok(), _T(""), _T("invalid font") );
 224
 225     return M_FONTDATA->m_faceName;
 226 }
 227
 228 int wxFont::GetFamily() const
 229 {
 230     wxCHECK_MSG( Ok(), 0, _T("invalid font") );
 231
 232     return M_FONTDATA->m_family;
 233 }
 234
 235 wxString wxFont::GetFamilyString() const
 236 {
 237     wxCHECK_MSG( Ok(), _T("wxDEFAULT"), _T("invalid font") );
 238
 239     switch (M_FONTDATA->m_family)
 240     {
 241         case wxDECORATIVE:   return wxString(_T("wxDECORATIVE"));
 242         case wxROMAN:        return wxString(_T("wxROMAN"));
 243         case wxSCRIPT:       return wxString(_T("wxSCRIPT"));
 244         case wxSWISS:        return wxString(_T("wxSWISS"));
 245         case wxMODERN:       return wxString(_T("wxMODERN"));
 246         case wxTELETYPE:     return wxString(_T("wxTELETYPE"));
 247         default:             return _T("wxDEFAULT");
 248     }
 249
 250     return "wxDEFAULT";
 251 }
 252
 253 int wxFont::GetStyle() const
 254 {
 255     wxCHECK_MSG( Ok(), 0, _T("invalid font") );
 256
 257     return M_FONTDATA->m_style;
 258 }
 259
 260 wxString wxFont::GetStyleString() const
 261 {
 262     wxCHECK_MSG( Ok(), _T("wxDEFAULT"), _T("invalid font") );
 263
 264     switch (M_FONTDATA->m_style)
 265     {
 266         case wxNORMAL:   return wxString(_T("wxNORMAL"));
 267         case wxSLANT:    return wxString(_T("wxSLANT"));
 268         case wxITALIC:   return wxString(_T("wxITALIC"));
 269         default:         return wxString(_T("wxDEFAULT"));
 270     }
 271
 272     return wxString(_T("wxDEFAULT"));
 273 }
 274
 275 int wxFont::GetWeight() const
 276 {
 277     wxCHECK_MSG( Ok(), 0, _T("invalid font") );
 278
 279     return M_FONTDATA->m_weight;
 280 }
 281
 282 wxString wxFont::GetWeightString() const
 283 {
 284     wxCHECK_MSG( Ok(), _T("wxDEFAULT"), _T("invalid font") );
 285
 286     switch (M_FONTDATA->m_weight)
 287     {
 288         case wxNORMAL:   return wxString(_T("wxNORMAL"));
 289         case wxBOLD:     return wxString(_T("wxBOLD"));
 290         case wxLIGHT:    return wxString(_T("wxLIGHT"));
 291         default:         return wxString(_T("wxDEFAULT"));
 292     }
 293
 294     return wxString(_T("wxDEFAULT"));
 295 }
 296
 297 bool wxFont::GetUnderlined() const
 298 {
 299     wxCHECK_MSG( Ok(), FALSE, _T("invalid font") );
 300
 301     return M_FONTDATA->m_underlined;
 302 }
 303
 304 void wxFont::Unshare()
 305 {
 306     if (!m_refData)
 307     {
 308         m_refData = new wxFontRefData();
 309     }
 310     else
 311     {
 312         wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
 313         UnRef();
 314         m_refData = ref;
 315     }
 316 }
 317
 318 void wxFont::SetPointSize(int pointSize)
 319 {
 320     Unshare();
 321
 322     M_FONTDATA->m_pointSize = pointSize;
 323 }
 324
 325 void wxFont::SetFamily(int family)
 326 {
 327     Unshare();
 328
 329     M_FONTDATA->m_family = family;
 330 }
 331
 332 void wxFont::SetStyle(int style)
 333 {
 334     Unshare();
 335
 336     M_FONTDATA->m_style = style;
 337 }
 338
 339 void wxFont::SetWeight(int weight)
 340 {
 341     Unshare();
 342
 343     M_FONTDATA->m_weight = weight;
 344 }
 345
 346 void wxFont::SetFaceName(const wxString& faceName)
 347 {
 348     Unshare();
 349
 350     M_FONTDATA->m_faceName = faceName;
 351 }
 352
 353 void wxFont::SetUnderlined(bool underlined)
 354 {
 355     Unshare();
 356
 357     M_FONTDATA->m_underlined = underlined;
 358 }
 359
 360 //-----------------------------------------------------------------------------
 361 // get internal representation of font
 362 //-----------------------------------------------------------------------------
 363
 364 static GdkFont *wxLoadQueryNearestFont( int point_size, int family, int style, int weight,
 365                                         bool underlined, const wxString &facename );
 366
 367 GdkFont *wxFont::GetInternalFont( float scale ) const
 368 {
 369     if (!Ok())
 370     {
 371         wxFAIL_MSG( _T("invalid font") );
 372         return (GdkFont*) NULL;
 373     }
 374
 375     /* short cut if the special X font constructor has been used */
 376     if (M_FONTDATA->m_byXFontName) return M_FONTDATA->m_font;
 377
 378     long int_scale = long(scale * 100.0 + 0.5); /* key for fontlist */
 379     int point_scale = (M_FONTDATA->m_pointSize * 10 * int_scale) / 100;
 380     GdkFont *font = (GdkFont *) NULL;
 381
 382     wxNode *node = M_FONTDATA->m_scaled_xfonts.Find(int_scale);
 383     if (node)
 384     {
 385         font = (GdkFont*)node->Data();
 386     }
 387     else
 388     {
 389 /*
 390         if ((int_scale == 100) &&
 391                 (M_FONTDATA->m_family == wxSWISS) &&
 392                 (M_FONTDATA->m_style == wxNORMAL) &&
 393                 (M_FONTDATA->m_pointSize == 12) &&
 394                 (M_FONTDATA->m_weight == wxNORMAL) &&
 395                 (M_FONTDATA->m_underlined == FALSE))
 396         {
 397             font = gdk_font_load( "-adobe-helvetica-medium-r-normal--*-120-*-*-*-*-*-*" );
 398         }
 399         else
 400 */
 401         {
 402             font = wxLoadQueryNearestFont( point_scale, M_FONTDATA->m_family, M_FONTDATA->m_style,
 403                     M_FONTDATA->m_weight, M_FONTDATA->m_underlined, M_FONTDATA->m_faceName );
 404         }
 405         M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font );
 406     }
 407
 408     if (!font)
 409     {
 410         wxLogError(_T("could not load any font"));
 411     }
 412
 413     return font;
 414 }
 415
 416 //-----------------------------------------------------------------------------
 417 // local utilities to find a X font
 418 //-----------------------------------------------------------------------------
 419
 420 static GdkFont*wxLoadQueryFont( int pointSize, int family, int style, int weight,
 421                                 bool underlined, const wxString &facename )
 422 {
 423     wxChar *xfamily = (wxChar*) NULL;
 424     wxChar *xstyle = (wxChar*) NULL;
 425     wxChar *xweight = (wxChar*) NULL;
 426
 427     switch (family)
 428     {
 429         case wxDECORATIVE: xfamily = _T("lucida"); break;
 430         case wxROMAN:      xfamily = _T("times");  break;
 431         case wxMODERN:     xfamily = _T("courier"); break;
 432         case wxSWISS:      xfamily = _T("helvetica"); break;
 433         case wxTELETYPE:   xfamily = _T("lucidatypewriter"); break;
 434         case wxSCRIPT:     xfamily = _T("utopia"); break;
 435         default:           xfamily = _T("*");
 436     }
 437
 438     if (!facename.IsEmpty())
 439     {
 440         wxSprintf( wxBuffer, _T("-*-%s-*-*-normal-*-*-*-*-*-*-*-*-*"), facename.c_str() );
 441         GdkFont *test = gdk_font_load( wxConvCurrent->cWX2MB(wxBuffer) );
 442         if (test)
 443         {
 444             gdk_font_unref( test );
 445             xfamily = WXSTRINGCAST facename;
 446         }
 447     }
 448
 449     switch (style)
 450     {
 451         case wxITALIC:     xstyle = _T("i"); break;
 452         case wxSLANT:      xstyle = _T("o"); break;
 453         case wxNORMAL:     xstyle = _T("r"); break;
 454         default:           xstyle = _T("*"); break;
 455     }
 456     switch (weight)
 457     {
 458         case wxBOLD:       xweight = _T("bold"); break;
 459         case wxLIGHT:
 460         case wxNORMAL:     xweight = _T("medium"); break;
 461         default:           xweight = _T("*"); break;
 462     }
 463
 464     wxSprintf( wxBuffer, _T("-*-%s-%s-%s-normal-*-*-%d-*-*-*-*-*-*"),
 465         xfamily, xweight, xstyle, pointSize);
 466
 467     return gdk_font_load( wxConvCurrent->cWX2MB(wxBuffer) );
 468 }
 469
 470 static GdkFont *wxLoadQueryNearestFont( int point_size, int family, int style, int weight,
 471                                         bool underlined, const wxString &facename )
 472 {
 473     GdkFont *font = wxLoadQueryFont( point_size, family, style, weight, underlined, facename );
 474
 475     if (!font)
 476     {
 477         /* search up and down by stepsize 10 */
 478         int max_size = point_size + 20 * (1 + (point_size/180));
 479         int min_size = point_size - 20 * (1 + (point_size/180));
 480
 481         int i;
 482
 483         /* Search for smaller size (approx.) */
 484         for (i=point_size-10; !font && i >= 10 && i >= min_size; i -= 10)
 485             font = wxLoadQueryFont(i, family, style, weight, underlined, facename );
 486
 487         /* Search for larger size (approx.) */
 488         for (i=point_size+10; !font && i <= max_size; i += 10)
 489             font = wxLoadQueryFont( i, family, style, weight, underlined, facename );
 490
 491         /* Try default family */
 492         if (!font && family != wxDEFAULT)
 493             font = wxLoadQueryFont( point_size, wxDEFAULT, style, weight, underlined, facename );
 494
 495         /* Bogus font */
 496         if (!font)
 497             font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL, underlined, facename );
 498     }
 499
 500     return font;
 501 }
 502
 503 /*
 504
 505 //-----------------------------------------------------------------------------
 506 // face names and index functions
 507 //-----------------------------------------------------------------------------
 508
 509 static char *font_defaults[] = {
 510     "FamilyDefault", "Default",
 511     "FamilyRoman", "Roman",
 512     "FamilyDecorative", "Decorative",
 513     "FamilyModern", "Modern",
 514     "FamilyTeletype", "Teletype",
 515     "FamilySwiss", "Swiss",
 516     "FamilyScript", "Script",
 517
 518     "AfmMedium", "",
 519     "AfmBold", "Bo",
 520     "AfmLight", "",
 521     "AfmStraight", "",
 522     "AfmItalic", "${AfmSlant}",
 523     "AfmSlant", "O",
 524     "AfmRoman", "Ro",
 525     "AfmTimes", "Times",
 526     "AfmHelvetica", "Helv",
 527     "AfmCourier", "Cour",
 528
 529     "Afm___", "${AfmTimes,$[weight],$[style]}",
 530
 531     "AfmTimes__", "${AfmTimes}${Afm$[weight]}${Afm$[style]}",
 532     "AfmTimesMediumStraight", "${AfmTimes}${AfmRoman}",
 533     "AfmTimesLightStraight", "${AfmTimes}${AfmRoman}",
 534     "AfmTimes_Italic", "${AfmTimes}$[weight]${AfmItalic}",
 535     "AfmTimes_Slant", "${AfmTimes}$[weight]${AfmItalic}",
 536
 537     "AfmSwiss__", "${AfmHelvetica}${Afm$[weight]}${Afm$[style]}",
 538     "AfmModern__", "${AfmCourier}${Afm$[weight]}${Afm$[style]}",
 539
 540     "AfmTeletype__", "${AfmModern,$[weight],$[style]}",
 541
 542     "PostScriptMediumStraight", "",
 543     "PostScriptMediumItalic", "-Oblique",
 544     "PostScriptMediumSlant", "-Oblique",
 545     "PostScriptLightStraight", "",
 546     "PostScriptLightItalic", "-Oblique",
 547     "PostScriptLightSlant", "-Oblique",
 548     "PostScriptBoldStraight", "-Bold",
 549     "PostScriptBoldItalic", "-BoldOblique",
 550     "PostScriptBoldSlant", "-BoldOblique",
 551
 552 #if WX_NORMALIZED_PS_FONTS
 553     "PostScript___", "${PostScriptTimes,$[weight],$[style]}",
 554 #else
 555     "PostScriptRoman__", "${PostScriptTimes,$[weight],$[style]}",
 556     "PostScript___", "LucidaSans${PostScript$[weight]$[style]}",
 557 #endif
 558
 559     "PostScriptTimesMedium", "",
 560     "PostScriptTimesLight", "",
 561     "PostScriptTimesBold", "Bold",
 562
 563     "PostScriptTimes__", "Times${PostScript$[weight]$[style]}",
 564     "PostScriptTimesMediumStraight", "Times-Roman",
 565     "PostScriptTimesLightStraight", "Times-Roman",
 566     "PostScriptTimes_Slant", "Times-${PostScriptTimes$[weight]}Italic",
 567     "PostScriptTimes_Italic", "Times-${PostScriptTimes$[weight]}Italic",
 568
 569     "PostScriptSwiss__", "Helvetica${PostScript$[weight]$[style]}",
 570     "PostScriptModern__", "Courier${PostScript$[weight]$[style]}",
 571
 572     "PostScriptTeletype__", "${PostScriptModern,$[weight],$[style]}",
 573
 574 #if !WX_NORMALIZED_PS_FONTS
 575     "PostScriptScript__", "Zapf-Chancery-MediumItalic",
 576 #endif
 577
 578     "ScreenMedium", "medium",
 579     "ScreenBold", "bold",
 580     "ScreenLight", "light",
 581     "ScreenStraight", "r",
 582     "ScreenItalic", "i",
 583     "ScreenSlant", "o",
 584
 585     "ScreenDefaultBase", "*-times",
 586
 587     "ScreenRomanBase", "*-times",
 588     "ScreenDecorativeBase", "*-helvetica",
 589     "ScreenModernBase", "*-courier",
 590     "ScreenTeletypeBase", "*-lucidatypewriter",
 591     "ScreenSwissBase", "*-lucida",
 592     "ScreenScriptBase", "*-zapfchancery",
 593
 594     "ScreenStdSuffix", "-${Screen$[weight]}-${Screen$[style]}"
 595         "-normal-*-*-%d-*-*-*-*-*-*",
 596
 597     "Screen___",
 598     "-${ScreenDefaultBase}${ScreenStdSuffix}",
 599     "ScreenRoman__",
 600     "-${ScreenRomanBase}${ScreenStdSuffix}",
 601     "ScreenDecorative__",
 602     "-${ScreenDecorativeBase}${ScreenStdSuffix}",
 603     "ScreenModern__",
 604     "-${ScreenModernBase}${ScreenStdSuffix}",
 605     "ScreenTeletype__",
 606     "-${ScreenTeletypeBase}${ScreenStdSuffix}",
 607     "ScreenSwiss__",
 608     "-${ScreenSwissBase}${ScreenStdSuffix}",
 609     "ScreenScript__",
 610     "-${ScreenScriptBase}${ScreenStdSuffix}",
 611     (char *) NULL
 612 };
 613
 614 enum {wxWEIGHT_NORMAL, wxWEIGHT_BOLD,  wxWEIGHT_LIGHT, wxNUM_WEIGHTS};
 615 enum {wxSTYLE_NORMAL,  wxSTYLE_ITALIC, wxSTYLE_SLANT,  wxNUM_STYLES};
 616
 617 static int WCoordinate(int w)
 618 {
 619     switch (w)
 620     {
 621         case wxBOLD:   return wxWEIGHT_BOLD;
 622         case wxLIGHT:  return wxWEIGHT_LIGHT;
 623         case wxNORMAL:
 624         default:       return wxWEIGHT_NORMAL;
 625     }
 626 };
 627
 628 static int SCoordinate(int s)
 629 {
 630     switch (s)
 631     {
 632         case wxITALIC: return wxSTYLE_ITALIC;
 633         case wxSLANT:  return wxSTYLE_SLANT;
 634         case wxNORMAL:
 635         default:       return wxSTYLE_NORMAL;
 636     }
 637 };
 638
 639 //-----------------------------------------------------------------------------
 640 // wxSuffixMap
 641 //-----------------------------------------------------------------------------
 642
 643 class wxSuffixMap
 644 {
 645 public:
 646     ~wxSuffixMap();
 647
 648     inline char *GetName(int weight, int style)
 649     {
 650         return ( map [WCoordinate(weight)] [SCoordinate(style)] );
 651     }
 652
 653     char *map[wxNUM_WEIGHTS][wxNUM_STYLES];
 654     void Initialize(const char *, const char *);
 655 };
 656
 657 static void SearchResource(const char *prefix, const char **names, int count, char **v)
 658 {
 659     int k, i, j;
 660     char resource[1024], **defaults, *internal;
 661
 662     k = 1 << count;
 663
 664     *v = (char *) NULL;
 665     internal = (char *) NULL;
 666
 667     for (i = 0; i < k; i++)
 668     {
 669         strcpy(resource, prefix);
 670         for (j = 0; j < count; j++)
 671         {
 672             // upon failure to find a matching fontname
 673             //   in the default fonts above, we substitute more
 674             //   and more values by _ so that at last ScreenMyFontBoldNormal
 675             //   would turn into Screen___ and this will then get
 676             //   converted to -${ScreenDefaultBase}${ScreenStdSuffix}
 677
 678             if (!(i & (1 << j)))
 679                 strcat(resource, names[j]);
 680             else
 681                 strcat(resource, "_");
 682         }
 683
 684         // we previously search the Xt-resources here
 685
 686         if (!internal)
 687         {
 688             defaults = font_defaults;
 689             while (*defaults)
 690             {
 691                 if (!strcmp(*defaults, resource))
 692                 {
 693                     internal = defaults[1];
 694                     break;
 695                 }
 696                 defaults += 2;
 697             }
 698         }
 699     }
 700
 701     if (internal)
 702     {
 703         if ((strcmp(internal,"-${ScreenDefaultBase}${ScreenStdSuffix}") == 0) &&
 704             (strcmp(names[0], "Default") != 0))
 705         {
 706             // we did not find any font name in the standard list.
 707             //   this can (hopefully does) mean that someone supplied
 708             //   the facename in the wxFont constructor so we insert
 709             //   it here
 710
 711             strcpy( resource,"-*-" );                  // any producer
 712             strcat( resource, names[0] );              // facename
 713             strcat( resource, "${ScreenStdSuffix}" );  // add size params later on
 714             *v = copystring(resource);
 715         }
 716         else
 717         {
 718             *v = copystring(internal);
 719         }
 720     }
 721 }
 722
 723 wxSuffixMap::~wxSuffixMap()
 724 {
 725     int k, j;
 726
 727     for (k = 0; k < wxNUM_WEIGHTS; ++k)
 728         for (j = 0; j < wxNUM_STYLES; ++j)
 729             if (map[k][j])
 730             {
 731                 delete[] map[k][j];
 732                 map[k][j] = (char *) NULL;
 733             }
 734 }
 735
 736 void wxSuffixMap::Initialize(const char *resname, const char *devresname)
 737 {
 738     const char *weight, *style;
 739     char *v;
 740     int i, j, k;
 741     const char *names[3];
 742
 743     for (k = 0; k < wxNUM_WEIGHTS; k++)
 744     {
 745         switch (k)
 746         {
 747             case wxWEIGHT_NORMAL: weight = "Medium"; break;
 748             case wxWEIGHT_LIGHT:  weight = "Light"; break;
 749             case wxWEIGHT_BOLD:
 750             default:              weight = "Bold";
 751         }
 752         for (j = 0; j < wxNUM_STYLES; j++)
 753         {
 754             switch (j)
 755             {
 756                 case wxSTYLE_NORMAL: style = "Straight"; break;
 757                 case wxSTYLE_ITALIC: style = "Italic"; break;
 758                 case wxSTYLE_SLANT:
 759                 default:         style = "Slant";
 760             }
 761             names[0] = resname;
 762             names[1] = weight;
 763             names[2] = style;
 764
 765             SearchResource(devresname, names, 3, &v);
 766
 767             // Expand macros in the found string:
 768 found:
 769             int len, closer = 0, startpos = 0;
 770
 771             len = (v ? strlen(v) : 0);
 772             for (i = 0; i < len; i++)
 773             {
 774                 if (v[i] == '$' && ((v[i+1] == '[') || (v[i+1] == '{')))
 775                 {
 776                     startpos = i;
 777                     closer   = (v[i+1] == '[') ? ']' : '}';
 778                     ++i;
 779                 }
 780                 else if (v[i] == closer)
 781                 {
 782                     int newstrlen;
 783                     const char *r = (char *) NULL; bool delete_r = FALSE;
 784                     char *name;
 785
 786                     name = v + startpos + 2;
 787                     v[i] = 0;
 788
 789                     if (closer == '}')
 790                     {
 791                         int i, count, len;
 792                         char **names;
 793
 794                         for (i = 0, count = 1; name[i]; i++)
 795                             if (name[i] == ',')
 796                                 count++;
 797
 798                         len = i;
 799
 800                         names = new char*[count];
 801                         names[0] = name;
 802                         for (i = 0, count = 1; i < len; i++)
 803                             if (name[i] == ',')
 804                             {
 805                                 names[count++] = name + i + 1;
 806                                 name[i] = 0;
 807                             }
 808
 809                         SearchResource("", (const char **)names, count, (char **)&r);
 810                         delete_r = (r != 0);
 811                         delete[] names;
 812
 813                         if (!r)
 814                         {
 815                             for (i = 0; i < len; i++)
 816                                 if (!name[i])
 817                                     name[i] = ',';
 818                             r = "";
 819                             wxLogError( "Bad resource name in font lookup." );
 820                         }
 821                     } else if (!strcmp(name, "weight")) {
 822                         r = weight;
 823                     } else if (!strcmp(name, "style")) {
 824                         r = style;
 825                     } else if (!strcmp(name, "family")) {
 826                         r = resname;
 827                     } else {
 828                         r = "";
 829                         wxLogError( "Bad font macro name." );
 830                     }
 831
 832                     // add r to v
 833                     newstrlen = strlen(r);
 834                     char *naya = new char[startpos + newstrlen + len - i];
 835                     memcpy(naya, v, startpos);
 836                     memcpy(naya + startpos, r, newstrlen);
 837                     memcpy(naya + startpos + newstrlen, v + i + 1, len - i);
 838                     if (delete_r)
 839                         delete[] (char*)r;
 840                     delete[] v;
 841                     v = naya;
 842
 843                     goto found;
 844                 }
 845             }
 846             // We have a final value:
 847             map[k][j] = v;
 848         }
 849     }
 850 }
 851
 852 //-----------------------------------------------------------------------------
 853 // wxFontNameItem
 854 //-----------------------------------------------------------------------------
 855
 856 class wxFontNameItem : public wxObject
 857 {
 858     DECLARE_DYNAMIC_CLASS(wxFontNameItem)
 859 public:
 860         wxFontNameItem(const char *name, int id, int family);
 861         ~wxFontNameItem();
 862
 863         inline char* GetScreenName(int w, int s)     {return screen.GetName(w, s);}
 864         inline char* GetPostScriptName(int w, int s) {return printing.GetName(w, s);}
 865         inline char* GetAFMName(int w, int s)        {return afm.GetName(w, s);}
 866         inline char* GetName()                   {return name;}
 867         inline int   GetFamily()                 {return family;}
 868         inline int   GetId()                     {return id;}
 869         inline bool  IsRoman()                   {return isroman;}
 870 #if defined(__WXDEBUG__)
 871         void Dump(ostream& str);
 872 #endif
 873
 874         int id;
 875         int family;
 876         char *name;
 877         wxSuffixMap screen, printing, afm;
 878         bool isroman;
 879 };
 880
 881 IMPLEMENT_ABSTRACT_CLASS(wxFontNameItem, wxObject)
 882
 883 wxFontNameItem::wxFontNameItem(const char *Name, int Id, int Family)
 884 {
 885     name   = copystring(Name);
 886     id     = Id;
 887     family = Family;
 888
 889     screen.  Initialize(name, "Screen");
 890     printing.Initialize(name, "PostScript");
 891     afm.     Initialize(name, "Afm");
 892 }
 893
 894 wxFontNameItem::~wxFontNameItem()
 895 {
 896     if (name)
 897         delete[] name;
 898     name = (char *) NULL;
 899 }
 900
 901 #if defined(__WXDEBUG__)
 902 void wxFontNameItem::Dump(ostream& str)
 903 {
 904     str << "wxFontNameItem(" << name << ")";
 905 }
 906 #endif
 907
 908 //-----------------------------------------------------------------------------
 909 // wxFontDirectory
 910 //-----------------------------------------------------------------------------
 911
 912 IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
 913
 914 wxFontNameDirectory::wxFontNameDirectory()
 915 {
 916     table = new wxHashTable(wxKEY_INTEGER, 20);
 917     nextFontId = -1;
 918 }
 919
 920 wxFontNameDirectory::~wxFontNameDirectory()
 921 {
 922     // Cleanup wxFontNameItems allocated
 923     table->BeginFind();
 924     wxNode *node = table->Next();
 925     while (node)
 926     {
 927         wxFontNameItem *item = (wxFontNameItem*)node->Data();
 928         delete item;
 929         node = table->Next();
 930     }
 931     delete table;
 932 }
 933
 934 int wxFontNameDirectory::GetNewFontId()
 935 {
 936     return (nextFontId--);
 937 }
 938
 939 void wxFontNameDirectory::Initialize()
 940 {
 941     Initialize(wxDEFAULT,    wxDEFAULT,    "Default");
 942     Initialize(wxDECORATIVE, wxDECORATIVE, "Decorative");
 943     Initialize(wxROMAN,      wxROMAN,      "Roman");
 944     Initialize(wxMODERN,     wxMODERN,     "Modern");
 945     Initialize(wxTELETYPE,   wxTELETYPE,   "Teletype");
 946     Initialize(wxSWISS,      wxSWISS,      "Swiss");
 947     Initialize(wxSCRIPT,     wxSCRIPT,     "Script");
 948 }
 949
 950 void wxFontNameDirectory::Initialize(int fontid, int family, const char *resname)
 951 {
 952     char *fam, resource[256];
 953
 954     sprintf(resource, "Family%s", resname);
 955     SearchResource((const char *)resource, (const char **) NULL, 0, (char **)&fam);
 956
 957     if (fam)
 958     {
 959         if      (!strcmp(fam, "Default"))    family = wxDEFAULT;
 960         else if (!strcmp(fam, "Roman"))        family = wxROMAN;
 961         else if (!strcmp(fam, "Decorative"))    family = wxDECORATIVE;
 962         else if (!strcmp(fam, "Modern"))    family = wxMODERN;
 963         else if (!strcmp(fam, "Teletype"))    family = wxTELETYPE;
 964         else if (!strcmp(fam, "Swiss"))        family = wxSWISS;
 965         else if (!strcmp(fam, "Script"))    family = wxSCRIPT;
 966         delete[] fam; // free resource
 967     }
 968     table->Put(fontid, new wxFontNameItem(resname, fontid, family));
 969 }
 970
 971 int wxFontNameDirectory::FindOrCreateFontId(const char *name, int family)
 972 {
 973     int id;
 974
 975     // font exists -> return id
 976     if ( (id = GetFontId(name)) ) return id;
 977
 978     // create new font
 979     Initialize(id=GetNewFontId(), family, name);
 980     return id;
 981 }
 982
 983 char *wxFontNameDirectory::GetScreenName(int fontid, int weight, int style)
 984 {
 985     wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
 986     if (item)
 987         return item->GetScreenName(weight, style);
 988
 989     // font does not exist
 990     return (char *) NULL;
 991 }
 992
 993 char *wxFontNameDirectory::GetPostScriptName(int fontid, int weight, int style)
 994 {
 995     wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
 996     if (item)
 997         return item->GetPostScriptName(weight, style);
 998
 999     // font does not exist
1000     return (char *) NULL;
1001 }
1002
1003 char *wxFontNameDirectory::GetAFMName(int fontid, int weight, int style)
1004 {
1005     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
1006     if (item)
1007         return item->GetAFMName(weight, style);
1008     // font does not exist
1009     return (char *) NULL;
1010 }
1011
1012 char *wxFontNameDirectory::GetFontName(int fontid)
1013 {
1014     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
1015     if (item)
1016         return item->GetName();
1017
1018     // font does not exist
1019     return (char *) NULL;
1020 }
1021
1022 int wxFontNameDirectory::GetFontId(const char *name)
1023 {
1024     wxNode *node;
1025
1026     table->BeginFind();
1027
1028     while ( (node = table->Next()) )
1029     {
1030         wxFontNameItem *item = (wxFontNameItem*)node->Data();
1031         if (!strcmp(name, item->name))
1032             return item->id;
1033     }
1034
1035     // font does not exist
1036     return 0;
1037 }
1038
1039 int wxFontNameDirectory::GetFamily(int fontid)
1040 {
1041     wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid);
1042
1043     if (item)
1044         return item->family;
1045
1046     // font does not exist
1047     return wxDEFAULT;
1048 }
1049
1050 */