src/common/gdicmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gdicmn.cpp
   3 // Purpose:     Common GDI classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "gdicmn.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #include "wx/event.h"
  24 #include "wx/gdicmn.h"
  25 #include "wx/brush.h"
  26 #include "wx/pen.h"
  27 #include "wx/bitmap.h"
  28 #include "wx/icon.h"
  29 #include "wx/cursor.h"
  30 #include "wx/font.h"
  31 #include "wx/palette.h"
  32 #include "wx/app.h"
  33 #include "wx/dc.h"
  34 #include "wx/utils.h"
  35
  36 #include "wx/log.h"
  37 #include <string.h>
  38
  39 #ifdef __WXMSW__
  40 #include <windows.h>
  41 #endif
  42
  43 #ifdef __WXMOTIF__
  44 #ifdef __VMS__
  45 #pragma message disable nosimpint
  46 #endif
  47 #include <Xm/Xm.h>
  48 #ifdef __VMS__
  49 #pragma message enable nosimpint
  50 #endif
  51 #endif
  52
  53     IMPLEMENT_CLASS(wxColourDatabase, wxList)
  54     IMPLEMENT_DYNAMIC_CLASS(wxFontList, wxList)
  55     IMPLEMENT_DYNAMIC_CLASS(wxPenList, wxList)
  56     IMPLEMENT_DYNAMIC_CLASS(wxBrushList, wxList)
  57     IMPLEMENT_DYNAMIC_CLASS(wxBitmapList, wxList)
  58     IMPLEMENT_DYNAMIC_CLASS(wxResourceCache, wxList)
  59
  60     IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject)
  61
  62 wxRect::wxRect(const wxPoint& topLeft, const wxPoint& bottomRight)
  63 {
  64   x = topLeft.x;
  65   y = topLeft.y;
  66   width = bottomRight.x - topLeft.x;
  67   height = bottomRight.y - topLeft.y;
  68
  69   if (width < 0)
  70   {
  71     width = -width;
  72     x -= width;
  73   }
  74
  75   if (height < 0)
  76   {
  77     height = -height;
  78     y -= height;
  79   }
  80 }
  81
  82 wxRect::wxRect(const wxPoint& point, const wxSize& size)
  83 {
  84     x = point.x; y = point.y;
  85     width = size.x; height = size.y;
  86 }
  87
  88 bool wxRect::operator==(const wxRect& rect) const
  89 {
  90   return ((x == rect.x) &&
  91           (y == rect.y) &&
  92           (width == rect.width) &&
  93           (height == rect.height));
  94 }
  95
  96 const wxRect& wxRect::operator += (const wxRect& rect)
  97 {
  98         *this = (*this + rect);
  99         return ( *this ) ;
 100 }
 101
 102 wxRect wxRect::operator + (const wxRect& rect) const
 103 {
 104         int x1 = wxMin(this->x, rect.x);
 105         int y1 = wxMin(this->y, rect.y);
 106         int y2 = wxMax(y+height, rect.height+rect.y);
 107         int x2 = wxMax(x+width, rect.width+rect.x);
 108         return wxRect(x1, y1, x2-x1, y2-y1);
 109 }
 110
 111 bool wxRect::Inside(int cx, int cy) const
 112 {
 113         return ( (cx >= x) && (cy >= y)
 114                   && ((cy - y) < height)
 115                   && ((cx - x) < width)
 116                   );
 117 }
 118
 119 wxColourDatabase::wxColourDatabase (int type) : wxList (type)
 120 {
 121 }
 122
 123 wxColourDatabase::~wxColourDatabase ()
 124 {
 125   // Cleanup Colour allocated in Initialize()
 126   wxNode *node = First ();
 127   while (node)
 128     {
 129       wxColour *col = (wxColour *) node->Data ();
 130       wxNode *next = node->Next ();
 131       delete col;
 132       node = next;
 133     }
 134 }
 135
 136 // Colour database stuff
 137 void wxColourDatabase::Initialize ()
 138 {
 139   // Don't initialize for X: colours are found
 140   // in FindColour below.
 141   // Added: Not all
 142
 143   struct cdef {
 144    wxChar *name;
 145    int r,g,b;
 146   };
 147   cdef cc;
 148   static cdef table[]={
 149
 150 // #ifdef __WXMSW__
 151    {wxT("AQUAMARINE"),112, 219, 147},
 152    {wxT("BLACK"),0, 0, 0},
 153    {wxT("BLUE"), 0, 0, 255},
 154    {wxT("BLUE VIOLET"), 159, 95, 159},
 155    {wxT("BROWN"), 165, 42, 42},
 156    {wxT("CADET BLUE"), 95, 159, 159},
 157    {wxT("CORAL"), 255, 127, 0},
 158    {wxT("CORNFLOWER BLUE"), 66, 66, 111},
 159    {wxT("CYAN"), 0, 255, 255},
 160    {wxT("DARK GREY"), 47, 47, 47},   // ?
 161
 162    {wxT("DARK GREEN"), 47, 79, 47},
 163    {wxT("DARK OLIVE GREEN"), 79, 79, 47},
 164    {wxT("DARK ORCHID"), 153, 50, 204},
 165    {wxT("DARK SLATE BLUE"), 107, 35, 142},
 166    {wxT("DARK SLATE GREY"), 47, 79, 79},
 167    {wxT("DARK TURQUOISE"), 112, 147, 219},
 168    {wxT("DIM GREY"), 84, 84, 84},
 169    {wxT("FIREBRICK"), 142, 35, 35},
 170    {wxT("FOREST GREEN"), 35, 142, 35},
 171    {wxT("GOLD"), 204, 127, 50},
 172    {wxT("GOLDENROD"), 219, 219, 112},
 173    {wxT("GREY"), 128, 128, 128},
 174    {wxT("GREEN"), 0, 255, 0},
 175    {wxT("GREEN YELLOW"), 147, 219, 112},
 176    {wxT("INDIAN RED"), 79, 47, 47},
 177    {wxT("KHAKI"), 159, 159, 95},
 178    {wxT("LIGHT BLUE"), 191, 216, 216},
 179    {wxT("LIGHT GREY"), 192, 192, 192},
 180    {wxT("LIGHT STEEL BLUE"), 143, 143, 188},
 181    {wxT("LIME GREEN"), 50, 204, 50},
 182    {wxT("LIGHT MAGENTA"), 255, 0, 255},
 183    {wxT("MAGENTA"), 255, 0, 255},
 184    {wxT("MAROON"), 142, 35, 107},
 185    {wxT("MEDIUM AQUAMARINE"), 50, 204, 153},
 186    {wxT("MEDIUM GREY"), 100, 100, 100},
 187    {wxT("MEDIUM BLUE"), 50, 50, 204},
 188    {wxT("MEDIUM FOREST GREEN"), 107, 142, 35},
 189    {wxT("MEDIUM GOLDENROD"), 234, 234, 173},
 190    {wxT("MEDIUM ORCHID"), 147, 112, 219},
 191    {wxT("MEDIUM SEA GREEN"), 66, 111, 66},
 192    {wxT("MEDIUM SLATE BLUE"), 127, 0, 255},
 193    {wxT("MEDIUM SPRING GREEN"), 127, 255, 0},
 194    {wxT("MEDIUM TURQUOISE"), 112, 219, 219},
 195    {wxT("MEDIUM VIOLET RED"), 219, 112, 147},
 196    {wxT("MIDNIGHT BLUE"), 47, 47, 79},
 197    {wxT("NAVY"), 35, 35, 142},
 198    {wxT("ORANGE"), 204, 50, 50},
 199    {wxT("ORANGE RED"), 255, 0, 127},
 200    {wxT("ORCHID"), 219, 112, 219},
 201    {wxT("PALE GREEN"), 143, 188, 143},
 202    {wxT("PINK"), 188, 143, 234},
 203    {wxT("PLUM"), 234, 173, 234},
 204    {wxT("PURPLE"), 176, 0, 255},
 205    {wxT("RED"), 255, 0, 0},
 206    {wxT("SALMON"), 111, 66, 66},
 207    {wxT("SEA GREEN"), 35, 142, 107},
 208    {wxT("SIENNA"), 142, 107, 35},
 209    {wxT("SKY BLUE"), 50, 153, 204},
 210    {wxT("SLATE BLUE"), 0, 127, 255},
 211    {wxT("SPRING GREEN"), 0, 255, 127},
 212    {wxT("STEEL BLUE"), 35, 107, 142},
 213    {wxT("TAN"), 219, 147, 112},
 214    {wxT("THISTLE"), 216, 191, 216},
 215    {wxT("TURQUOISE"), 173, 234, 234},
 216    {wxT("VIOLET"), 79, 47, 79},
 217    {wxT("VIOLET RED"), 204, 50, 153},
 218    {wxT("WHEAT"), 216, 216, 191},
 219    {wxT("WHITE"), 255, 255, 255},
 220    {wxT("YELLOW"), 255, 255, 0},
 221    {wxT("YELLOW GREEN"), 153, 204, 50},
 222 // #endif
 223
 224 #if defined(__WXGTK__) || defined(__X__)
 225    {wxT("MEDIUM GOLDENROD"), 234, 234, 173},
 226    {wxT("MEDIUM FOREST GREEN"), 107, 142, 35},
 227    {wxT("LIGHT MAGENTA"), 255, 0, 255},
 228    {wxT("MEDIUM GREY"), 100, 100, 100},
 229 #endif
 230
 231    {0,0,0,0}
 232   };
 233   int i;
 234   for (i=0;cc=table[i],cc.name!=0;i++)
 235   {
 236     Append(cc.name,new wxColour(cc.r,cc.g,cc.b));
 237   }
 238
 239 }
 240
 241 /*
 242  * Changed by Ian Brown, July 1994.
 243  *
 244  * When running under X, the Colour Database starts off empty. The X server
 245  * is queried for the colour first time after which it is entered into the
 246  * database. This allows our client to use the server colour database which
 247  * is hopefully gamma corrected for the display being used.
 248  */
 249
 250 wxColour *wxColourDatabase::FindColour(const wxString& colour)
 251 {
 252   // VZ: make the comparaison case insensitive
 253   wxString str = colour;
 254   str.MakeUpper();
 255
 256   wxNode *node = Find(str);
 257   if (node)
 258     return (wxColour *)node->Data();
 259
 260 #ifdef __WXMSW__
 261   else return NULL;
 262 #endif
 263 #ifdef __WXPM__
 264   else return NULL;
 265 #endif
 266
 267 // TODO for other implementations. This should really go into
 268 // platform-specific directories.
 269 #ifdef __WXMAC__
 270   else return NULL;
 271 #endif
 272 #ifdef __WXSTUBS__
 273   else return NULL;
 274 #endif
 275
 276 #ifdef __WXGTK__
 277   else {
 278     wxColour *col = new wxColour( colour );
 279
 280     if (!(col->Ok())) {
 281       delete col;
 282       return (wxColour *) NULL;
 283     }
 284     Append( colour, col );
 285     return col;
 286   }
 287 #endif
 288
 289 #ifdef __X__
 290   else {
 291     XColor xcolour;
 292
 293 #ifdef __WXMOTIF__
 294     Display *display = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()) ;
 295 #endif
 296 #ifdef __XVIEW__
 297     Xv_Screen screen = xv_get(xview_server, SERVER_NTH_SCREEN, 0);
 298     Xv_opaque root_window = xv_get(screen, XV_ROOT);
 299     Display *display = (Display *)xv_get(root_window, XV_DISPLAY);
 300 #endif
 301
 302     /* MATTHEW: [4] Use wxGetMainColormap */
 303     if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour,&xcolour))
 304       return NULL;
 305
 306     unsigned char r = (unsigned char)(xcolour.red >> 8);
 307     unsigned char g = (unsigned char)(xcolour.green >> 8);
 308     unsigned char b = (unsigned char)(xcolour.blue >> 8);
 309
 310     wxColour *col = new wxColour(r, g, b);
 311     Append(colour, col);
 312
 313     return col;
 314   }
 315 #endif
 316 }
 317
 318 wxString wxColourDatabase::FindName (const wxColour& colour) const
 319 {
 320     wxString name;
 321
 322     unsigned char red = colour.Red ();
 323     unsigned char green = colour.Green ();
 324     unsigned char blue = colour.Blue ();
 325
 326     for (wxNode * node = First (); node; node = node->Next ())
 327     {
 328         wxColour *col = (wxColour *) node->Data ();
 329
 330         if (col->Red () == red && col->Green () == green && col->Blue () == blue)
 331         {
 332             const wxChar *found = node->GetKeyString();
 333             if ( found )
 334             {
 335                 name = found;
 336
 337                 break;
 338             }
 339         }
 340     }
 341
 342     return name;
 343 }
 344
 345 void wxInitializeStockLists () {
 346   wxTheBrushList = new wxBrushList;
 347   wxThePenList = new wxPenList;
 348   wxTheFontList = new wxFontList;
 349   wxTheBitmapList = new wxBitmapList;
 350 }
 351
 352 void wxInitializeStockObjects ()
 353 {
 354 #ifdef __WXMOTIF__
 355 #endif
 356 #ifdef __X__
 357   // TODO
 358   //  wxFontPool = new XFontPool;
 359 #endif
 360
 361   // why under MSW fonts shouldn't have the standard system size?
 362 #ifdef __WXMSW__
 363   static const int sizeFont = 10;
 364 #else
 365   static const int sizeFont = 12;
 366 #endif
 367
 368   wxNORMAL_FONT = new wxFont (sizeFont, wxMODERN, wxNORMAL, wxNORMAL);
 369   wxSMALL_FONT = new wxFont (sizeFont - 2, wxSWISS, wxNORMAL, wxNORMAL);
 370   wxITALIC_FONT = new wxFont (sizeFont, wxROMAN, wxITALIC, wxNORMAL);
 371   wxSWISS_FONT = new wxFont (sizeFont, wxSWISS, wxNORMAL, wxNORMAL);
 372
 373   wxRED_PEN = new wxPen ("RED", 1, wxSOLID);
 374   wxCYAN_PEN = new wxPen ("CYAN", 1, wxSOLID);
 375   wxGREEN_PEN = new wxPen ("GREEN", 1, wxSOLID);
 376   wxBLACK_PEN = new wxPen ("BLACK", 1, wxSOLID);
 377   wxWHITE_PEN = new wxPen ("WHITE", 1, wxSOLID);
 378   wxTRANSPARENT_PEN = new wxPen ("BLACK", 1, wxTRANSPARENT);
 379   wxBLACK_DASHED_PEN = new wxPen ("BLACK", 1, wxSHORT_DASH);
 380   wxGREY_PEN = new wxPen ("GREY", 1, wxSOLID);
 381   wxMEDIUM_GREY_PEN = new wxPen ("MEDIUM GREY", 1, wxSOLID);
 382   wxLIGHT_GREY_PEN = new wxPen ("LIGHT GREY", 1, wxSOLID);
 383
 384   wxBLUE_BRUSH = new wxBrush ("BLUE", wxSOLID);
 385   wxGREEN_BRUSH = new wxBrush ("GREEN", wxSOLID);
 386   wxWHITE_BRUSH = new wxBrush ("WHITE", wxSOLID);
 387   wxBLACK_BRUSH = new wxBrush ("BLACK", wxSOLID);
 388   wxTRANSPARENT_BRUSH = new wxBrush ("BLACK", wxTRANSPARENT);
 389   wxCYAN_BRUSH = new wxBrush ("CYAN", wxSOLID);
 390   wxRED_BRUSH = new wxBrush ("RED", wxSOLID);
 391   wxGREY_BRUSH = new wxBrush ("GREY", wxSOLID);
 392   wxMEDIUM_GREY_BRUSH = new wxBrush ("MEDIUM GREY", wxSOLID);
 393   wxLIGHT_GREY_BRUSH = new wxBrush ("LIGHT GREY", wxSOLID);
 394
 395   wxBLACK = new wxColour ("BLACK");
 396   wxWHITE = new wxColour ("WHITE");
 397   wxRED = new wxColour ("RED");
 398   wxBLUE = new wxColour ("BLUE");
 399   wxGREEN = new wxColour ("GREEN");
 400   wxCYAN = new wxColour ("CYAN");
 401   wxLIGHT_GREY = new wxColour ("LIGHT GREY");
 402
 403   wxSTANDARD_CURSOR = new wxCursor (wxCURSOR_ARROW);
 404   wxHOURGLASS_CURSOR = new wxCursor (wxCURSOR_WAIT);
 405   wxCROSS_CURSOR = new wxCursor (wxCURSOR_CROSS);
 406 }
 407
 408 void wxDeleteStockObjects ()
 409 {
 410   wxDELETE(wxNORMAL_FONT);
 411   wxDELETE(wxSMALL_FONT);
 412   wxDELETE(wxITALIC_FONT);
 413   wxDELETE(wxSWISS_FONT);
 414
 415   wxDELETE(wxRED_PEN);
 416   wxDELETE(wxCYAN_PEN);
 417   wxDELETE(wxGREEN_PEN);
 418   wxDELETE(wxBLACK_PEN);
 419   wxDELETE(wxWHITE_PEN);
 420   wxDELETE(wxTRANSPARENT_PEN);
 421   wxDELETE(wxBLACK_DASHED_PEN);
 422   wxDELETE(wxGREY_PEN);
 423   wxDELETE(wxMEDIUM_GREY_PEN);
 424   wxDELETE(wxLIGHT_GREY_PEN);
 425
 426   wxDELETE(wxBLUE_BRUSH);
 427   wxDELETE(wxGREEN_BRUSH);
 428   wxDELETE(wxWHITE_BRUSH);
 429   wxDELETE(wxBLACK_BRUSH);
 430   wxDELETE(wxTRANSPARENT_BRUSH);
 431   wxDELETE(wxCYAN_BRUSH);
 432   wxDELETE(wxRED_BRUSH);
 433   wxDELETE(wxGREY_BRUSH);
 434   wxDELETE(wxMEDIUM_GREY_BRUSH);
 435   wxDELETE(wxLIGHT_GREY_BRUSH);
 436
 437   wxDELETE(wxBLACK);
 438   wxDELETE(wxWHITE);
 439   wxDELETE(wxRED);
 440   wxDELETE(wxBLUE);
 441   wxDELETE(wxGREEN);
 442   wxDELETE(wxCYAN);
 443   wxDELETE(wxLIGHT_GREY);
 444
 445   wxDELETE(wxSTANDARD_CURSOR);
 446   wxDELETE(wxHOURGLASS_CURSOR);
 447   wxDELETE(wxCROSS_CURSOR);
 448 }
 449
 450 void wxDeleteStockLists() {
 451   wxDELETE(wxTheBrushList);
 452   wxDELETE(wxThePenList);
 453   wxDELETE(wxTheFontList);
 454   wxDELETE(wxTheBitmapList);
 455 }
 456
 457 wxBitmapList::wxBitmapList ()
 458 {
 459 }
 460
 461 wxBitmapList::~wxBitmapList ()
 462 {
 463   wxNode *node = First ();
 464   while (node)
 465     {
 466       wxBitmap *bitmap = (wxBitmap *) node->Data ();
 467       wxNode *next = node->Next ();
 468       if (bitmap->GetVisible())
 469         delete bitmap;
 470       node = next;
 471     }
 472 }
 473
 474 // Pen and Brush lists
 475 wxPenList::~wxPenList ()
 476 {
 477   wxNode *node = First ();
 478   while (node)
 479     {
 480       wxPen *pen = (wxPen *) node->Data ();
 481       wxNode *next = node->Next ();
 482       if (pen->GetVisible())
 483         delete pen;
 484       node = next;
 485     }
 486 }
 487
 488 void wxPenList::AddPen (wxPen * pen)
 489 {
 490   Append (pen);
 491 }
 492
 493 void wxPenList::RemovePen (wxPen * pen)
 494 {
 495   DeleteObject (pen);
 496 }
 497
 498 wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style)
 499 {
 500   for (wxNode * node = First (); node; node = node->Next ())
 501     {
 502       wxPen *each_pen = (wxPen *) node->Data ();
 503       if (each_pen &&
 504           each_pen->GetVisible() &&
 505           each_pen->GetWidth () == width &&
 506           each_pen->GetStyle () == style &&
 507           each_pen->GetColour ().Red () == colour.Red () &&
 508           each_pen->GetColour ().Green () == colour.Green () &&
 509           each_pen->GetColour ().Blue () == colour.Blue ())
 510         return each_pen;
 511     }
 512   wxPen *pen = new wxPen (colour, width, style);
 513
 514   // Yes, we can return a pointer to this in a later FindOrCreatePen call,
 515   // because we created it within FindOrCreatePen. Safeguards against
 516   // returning a pointer to an automatic variable and hanging on to it
 517   // (dangling pointer).
 518   pen->SetVisible(TRUE);
 519
 520   return pen;
 521 }
 522
 523 wxBrushList::~wxBrushList ()
 524 {
 525   wxNode *node = First ();
 526   while (node)
 527     {
 528       wxBrush *brush = (wxBrush *) node->Data ();
 529       wxNode *next = node->Next ();
 530       if (brush->GetVisible())
 531         delete brush;
 532       node = next;
 533     }
 534 }
 535
 536 void wxBrushList::AddBrush (wxBrush * brush)
 537 {
 538   Append (brush);
 539 }
 540
 541 wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style)
 542 {
 543   for (wxNode * node = First (); node; node = node->Next ())
 544     {
 545       wxBrush *each_brush = (wxBrush *) node->Data ();
 546       if (each_brush &&
 547           each_brush->GetVisible() &&
 548           each_brush->GetStyle () == style &&
 549           each_brush->GetColour ().Red () == colour.Red () &&
 550           each_brush->GetColour ().Green () == colour.Green () &&
 551           each_brush->GetColour ().Blue () == colour.Blue ())
 552         return each_brush;
 553     }
 554
 555   // Yes, we can return a pointer to this in a later FindOrCreateBrush call,
 556   // because we created it within FindOrCreateBrush. Safeguards against
 557   // returning a pointer to an automatic variable and hanging on to it
 558   // (dangling pointer).
 559   wxBrush *brush = new wxBrush (colour, style);
 560
 561   brush->SetVisible(TRUE);
 562
 563   return brush;
 564 }
 565
 566 void wxBrushList::RemoveBrush (wxBrush * brush)
 567 {
 568   DeleteObject (brush);
 569 }
 570
 571 wxFontList::~wxFontList ()
 572 {
 573     wxNode *node = First ();
 574     while (node)
 575     {
 576         // Only delete objects that are 'visible', i.e.
 577         // that have been created using FindOrCreate...,
 578         // where the pointers are expected to be shared
 579         // (and therefore not deleted by any one part of an app).
 580         wxFont *font = (wxFont *) node->Data ();
 581         wxNode *next = node->Next ();
 582         if (font->GetVisible())
 583             delete font;
 584         node = next;
 585     }
 586 }
 587
 588 void wxFontList::AddFont (wxFont * font)
 589 {
 590   Append (font);
 591 }
 592
 593 void wxFontList::RemoveFont (wxFont * font)
 594 {
 595   DeleteObject (font);
 596 }
 597
 598 wxFont *wxFontList::
 599         FindOrCreateFont (int PointSize, int FamilyOrFontId, int Style, int Weight, bool underline, const wxString& Face, wxFontEncoding encoding)
 600 {
 601   for (wxNode * node = First (); node; node = node->Next ())
 602     {
 603       wxFont *each_font = (wxFont *) node->Data ();
 604       if (each_font &&
 605           each_font->GetVisible() &&
 606           each_font->Ok() &&
 607           each_font->GetPointSize () == PointSize &&
 608           each_font->GetStyle () == Style &&
 609           each_font->GetWeight () == Weight &&
 610           each_font->GetUnderlined () == underline &&
 611 #if defined(__WXGTK__)
 612           (each_font->GetFamily() == FamilyOrFontId ||
 613           (each_font->GetFamily() == wxSWISS && FamilyOrFontId == wxDEFAULT)) &&
 614 #else
 615           each_font->GetFamily() == FamilyOrFontId &&
 616 #endif
 617           ((each_font->GetFaceName() == wxT("")) || each_font->GetFaceName() == Face) &&
 618           (encoding == wxFONTENCODING_DEFAULT || each_font->GetEncoding() == encoding))
 619         return each_font;
 620     }
 621   wxFont *font = new wxFont (PointSize, FamilyOrFontId, Style, Weight, underline, Face, encoding);
 622
 623   font->SetVisible(TRUE);
 624
 625   return font;
 626 }
 627
 628 void wxBitmapList::AddBitmap(wxBitmap *bitmap)
 629 {
 630     Append(bitmap);
 631 }
 632
 633 void wxBitmapList::RemoveBitmap(wxBitmap *bitmap)
 634 {
 635     DeleteObject(bitmap);
 636 }
 637
 638 wxSize wxGetDisplaySize()
 639 {
 640     int x, y;
 641     wxDisplaySize(& x, & y);
 642     return wxSize(x, y);
 643 }
 644
 645 wxResourceCache::~wxResourceCache ()
 646 {
 647   wxNode *node = First ();
 648   while (node) {
 649     wxGDIObject *item = (wxGDIObject *)node->Data();
 650     if (item->IsKindOf(CLASSINFO(wxBrush))) {
 651       wxBrush *brush = (wxBrush *)item;
 652       delete brush;
 653     }
 654
 655     if (item->IsKindOf(CLASSINFO(wxFont))) {
 656       wxFont *font = (wxFont *)item;
 657       delete font;
 658     }
 659
 660     if (item->IsKindOf(CLASSINFO(wxBitmap))) {
 661       wxBitmap *bitmap = (wxBitmap *)item;
 662       delete bitmap;
 663     }
 664
 665     if (item->IsKindOf(CLASSINFO(wxColour))) {
 666       wxColour *colour = (wxColour *)item;
 667       delete colour;
 668     }
 669
 670     wxNode *next = node->Next ();
 671     node = next;
 672   }
 673 }
 674