src/common/gdicmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/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
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #include "wx/gdicmn.h"
  20 #include "wx/gdiobj.h"
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/log.h"
  24     #include "wx/pen.h"
  25     #include "wx/brush.h"
  26     #include "wx/palette.h"
  27     #include "wx/icon.h"
  28     #include "wx/iconbndl.h"
  29     #include "wx/cursor.h"
  30     #include "wx/settings.h"
  31     #include "wx/bitmap.h"
  32     #include "wx/colour.h"
  33     #include "wx/font.h"
  34 #endif
  35
  36
  37 IMPLEMENT_DYNAMIC_CLASS(wxGDIObject, wxObject)
  38
  39
  40 WXDLLIMPEXP_DATA_CORE(wxBrushList*) wxTheBrushList;
  41 WXDLLIMPEXP_DATA_CORE(wxFontList*)  wxTheFontList;
  42 WXDLLIMPEXP_DATA_CORE(wxPenList*)   wxThePenList;
  43
  44 WXDLLIMPEXP_DATA_CORE(wxColourDatabase*) wxTheColourDatabase;
  45
  46 WXDLLIMPEXP_DATA_CORE(wxBitmap)  wxNullBitmap;
  47 WXDLLIMPEXP_DATA_CORE(wxBrush)   wxNullBrush;
  48 WXDLLIMPEXP_DATA_CORE(wxColour)  wxNullColour;
  49 WXDLLIMPEXP_DATA_CORE(wxCursor)  wxNullCursor;
  50 WXDLLIMPEXP_DATA_CORE(wxFont)    wxNullFont;
  51 WXDLLIMPEXP_DATA_CORE(wxIcon)    wxNullIcon;
  52 WXDLLIMPEXP_DATA_CORE(wxPen)     wxNullPen;
  53 #if wxUSE_PALETTE
  54 WXDLLIMPEXP_DATA_CORE(wxPalette) wxNullPalette;
  55 #endif
  56 WXDLLIMPEXP_DATA_CORE(wxIconBundle) wxNullIconBundle;
  57
  58 const wxSize wxDefaultSize(wxDefaultCoord, wxDefaultCoord);
  59 const wxPoint wxDefaultPosition(wxDefaultCoord, wxDefaultCoord);
  60
  61 #if wxUSE_EXTENDED_RTTI
  62
  63 // wxPoint
  64
  65 template<> void wxStringReadValue(const wxString &s , wxPoint &data )
  66 {
  67     wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ;
  68 }
  69
  70 template<> void wxStringWriteValue(wxString &s , const wxPoint &data )
  71 {
  72     s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ;
  73 }
  74
  75 wxCUSTOM_TYPE_INFO(wxPoint, wxToStringConverter<wxPoint> , wxFromStringConverter<wxPoint>)
  76
  77 template<> void wxStringReadValue(const wxString &s , wxSize &data )
  78 {
  79     wxSscanf(s, wxT("%d,%d"), &data.x , &data.y ) ;
  80 }
  81
  82 template<> void wxStringWriteValue(wxString &s , const wxSize &data )
  83 {
  84     s = wxString::Format(wxT("%d,%d"), data.x , data.y ) ;
  85 }
  86
  87 wxCUSTOM_TYPE_INFO(wxSize, wxToStringConverter<wxSize> , wxFromStringConverter<wxSize>)
  88
  89 #endif
  90
  91 wxRect::wxRect(const wxPoint& point1, const wxPoint& point2)
  92 {
  93     x = point1.x;
  94     y = point1.y;
  95     width = point2.x - point1.x;
  96     height = point2.y - point1.y;
  97
  98     if (width < 0)
  99     {
 100         width = -width;
 101         x = point2.x;
 102     }
 103     width++;
 104
 105     if (height < 0)
 106     {
 107         height = -height;
 108         y = point2.y;
 109     }
 110     height++;
 111 }
 112
 113 wxRect& wxRect::Union(const wxRect& rect)
 114 {
 115     // ignore empty rectangles: union with an empty rectangle shouldn't extend
 116     // this one to (0, 0)
 117     if ( !width || !height )
 118     {
 119         *this = rect;
 120     }
 121     else if ( rect.width && rect.height )
 122     {
 123         int x1 = wxMin(x, rect.x);
 124         int y1 = wxMin(y, rect.y);
 125         int y2 = wxMax(y + height, rect.height + rect.y);
 126         int x2 = wxMax(x + width, rect.width + rect.x);
 127
 128         x = x1;
 129         y = y1;
 130         width = x2 - x1;
 131         height = y2 - y1;
 132     }
 133     //else: we're not empty and rect is empty
 134
 135     return *this;
 136 }
 137
 138 wxRect& wxRect::Inflate(wxCoord dx, wxCoord dy)
 139 {
 140      if (-2*dx>width)
 141      {
 142          // Don't allow deflate to eat more width than we have,
 143          // a well-defined rectangle cannot have negative width.
 144          x+=width/2;
 145          width=0;
 146      }
 147      else
 148      {
 149          // The inflate is valid.
 150          x-=dx;
 151          width+=2*dx;
 152      }
 153
 154      if (-2*dy>height)
 155      {
 156          // Don't allow deflate to eat more height than we have,
 157          // a well-defined rectangle cannot have negative height.
 158          y+=height/2;
 159          height=0;
 160      }
 161      else
 162      {
 163          // The inflate is valid.
 164          y-=dy;
 165          height+=2*dy;
 166      }
 167
 168     return *this;
 169 }
 170
 171 bool wxRect::Contains(int cx, int cy) const
 172 {
 173     return ( (cx >= x) && (cy >= y)
 174           && ((cy - y) < height)
 175           && ((cx - x) < width)
 176           );
 177 }
 178
 179 bool wxRect::Contains(const wxRect& rect) const
 180 {
 181     return Contains(rect.GetTopLeft()) && Contains(rect.GetBottomRight());
 182 }
 183
 184 wxRect& wxRect::Intersect(const wxRect& rect)
 185 {
 186     int x2 = GetRight(),
 187         y2 = GetBottom();
 188
 189     if ( x < rect.x )
 190         x = rect.x;
 191     if ( y < rect.y )
 192         y = rect.y;
 193     if ( x2 > rect.GetRight() )
 194         x2 = rect.GetRight();
 195     if ( y2 > rect.GetBottom() )
 196         y2 = rect.GetBottom();
 197
 198     width = x2 - x + 1;
 199     height = y2 - y + 1;
 200
 201     if ( width <= 0 || height <= 0 )
 202     {
 203         width =
 204         height = 0;
 205     }
 206
 207     return *this;
 208 }
 209
 210 bool wxRect::Intersects(const wxRect& rect) const
 211 {
 212     wxRect r = Intersect(rect);
 213
 214     // if there is no intersection, both width and height are 0
 215     return r.width != 0;
 216 }
 217
 218 wxRect& wxRect::operator+=(const wxRect& rect)
 219 {
 220     *this = *this + rect;
 221     return *this;
 222 }
 223
 224
 225 wxRect& wxRect::operator*=(const wxRect& rect)
 226 {
 227     *this = *this * rect;
 228     return *this;
 229 }
 230
 231
 232 wxRect operator+(const wxRect& r1, const wxRect& r2)
 233 {
 234     int x1 = wxMin(r1.x, r2.x);
 235     int y1 = wxMin(r1.y, r2.y);
 236     int y2 = wxMax(r1.y+r1.height, r2.height+r2.y);
 237     int x2 = wxMax(r1.x+r1.width, r2.width+r2.x);
 238     return wxRect(x1, y1, x2-x1, y2-y1);
 239 }
 240
 241 wxRect operator*(const wxRect& r1, const wxRect& r2)
 242 {
 243     int x1 = wxMax(r1.x, r2.x);
 244     int y1 = wxMax(r1.y, r2.y);
 245     int y2 = wxMin(r1.y+r1.height, r2.height+r2.y);
 246     int x2 = wxMin(r1.x+r1.width, r2.width+r2.x);
 247     return wxRect(x1, y1, x2-x1, y2-y1);
 248 }
 249
 250 // ============================================================================
 251 // wxColourDatabase
 252 // ============================================================================
 253
 254 // ----------------------------------------------------------------------------
 255 // wxColourDatabase ctor/dtor
 256 // ----------------------------------------------------------------------------
 257
 258 wxColourDatabase::wxColourDatabase ()
 259 {
 260     // will be created on demand in Initialize()
 261     m_map = NULL;
 262 }
 263
 264 wxColourDatabase::~wxColourDatabase ()
 265 {
 266     if ( m_map )
 267     {
 268         WX_CLEAR_HASH_MAP(wxStringToColourHashMap, *m_map);
 269
 270         delete m_map;
 271     }
 272
 273 #ifdef __WXPM__
 274     delete [] m_palTable;
 275 #endif
 276 }
 277
 278 // Colour database stuff
 279 void wxColourDatabase::Initialize()
 280 {
 281     if ( m_map )
 282     {
 283         // already initialized
 284         return;
 285     }
 286
 287     m_map = new wxStringToColourHashMap;
 288
 289     static const struct wxColourDesc
 290     {
 291         const wxChar *name;
 292         unsigned char r,g,b;
 293     }
 294     wxColourTable[] =
 295     {
 296         {wxT("AQUAMARINE"),112, 219, 147},
 297         {wxT("BLACK"),0, 0, 0},
 298         {wxT("BLUE"), 0, 0, 255},
 299         {wxT("BLUE VIOLET"), 159, 95, 159},
 300         {wxT("BROWN"), 165, 42, 42},
 301         {wxT("CADET BLUE"), 95, 159, 159},
 302         {wxT("CORAL"), 255, 127, 0},
 303         {wxT("CORNFLOWER BLUE"), 66, 66, 111},
 304         {wxT("CYAN"), 0, 255, 255},
 305         {wxT("DARK GREY"), 47, 47, 47},   // ?
 306
 307         {wxT("DARK GREEN"), 47, 79, 47},
 308         {wxT("DARK OLIVE GREEN"), 79, 79, 47},
 309         {wxT("DARK ORCHID"), 153, 50, 204},
 310         {wxT("DARK SLATE BLUE"), 107, 35, 142},
 311         {wxT("DARK SLATE GREY"), 47, 79, 79},
 312         {wxT("DARK TURQUOISE"), 112, 147, 219},
 313         {wxT("DIM GREY"), 84, 84, 84},
 314         {wxT("FIREBRICK"), 142, 35, 35},
 315         {wxT("FOREST GREEN"), 35, 142, 35},
 316         {wxT("GOLD"), 204, 127, 50},
 317         {wxT("GOLDENROD"), 219, 219, 112},
 318         {wxT("GREY"), 128, 128, 128},
 319         {wxT("GREEN"), 0, 255, 0},
 320         {wxT("GREEN YELLOW"), 147, 219, 112},
 321         {wxT("INDIAN RED"), 79, 47, 47},
 322         {wxT("KHAKI"), 159, 159, 95},
 323         {wxT("LIGHT BLUE"), 191, 216, 216},
 324         {wxT("LIGHT GREY"), 192, 192, 192},
 325         {wxT("LIGHT STEEL BLUE"), 143, 143, 188},
 326         {wxT("LIME GREEN"), 50, 204, 50},
 327         {wxT("LIGHT MAGENTA"), 255, 0, 255},
 328         {wxT("MAGENTA"), 255, 0, 255},
 329         {wxT("MAROON"), 142, 35, 107},
 330         {wxT("MEDIUM AQUAMARINE"), 50, 204, 153},
 331         {wxT("MEDIUM GREY"), 100, 100, 100},
 332         {wxT("MEDIUM BLUE"), 50, 50, 204},
 333         {wxT("MEDIUM FOREST GREEN"), 107, 142, 35},
 334         {wxT("MEDIUM GOLDENROD"), 234, 234, 173},
 335         {wxT("MEDIUM ORCHID"), 147, 112, 219},
 336         {wxT("MEDIUM SEA GREEN"), 66, 111, 66},
 337         {wxT("MEDIUM SLATE BLUE"), 127, 0, 255},
 338         {wxT("MEDIUM SPRING GREEN"), 127, 255, 0},
 339         {wxT("MEDIUM TURQUOISE"), 112, 219, 219},
 340         {wxT("MEDIUM VIOLET RED"), 219, 112, 147},
 341         {wxT("MIDNIGHT BLUE"), 47, 47, 79},
 342         {wxT("NAVY"), 35, 35, 142},
 343         {wxT("ORANGE"), 204, 50, 50},
 344         {wxT("ORANGE RED"), 255, 0, 127},
 345         {wxT("ORCHID"), 219, 112, 219},
 346         {wxT("PALE GREEN"), 143, 188, 143},
 347         {wxT("PINK"), 255, 192, 203},
 348         {wxT("PLUM"), 234, 173, 234},
 349         {wxT("PURPLE"), 176, 0, 255},
 350         {wxT("RED"), 255, 0, 0},
 351         {wxT("SALMON"), 111, 66, 66},
 352         {wxT("SEA GREEN"), 35, 142, 107},
 353         {wxT("SIENNA"), 142, 107, 35},
 354         {wxT("SKY BLUE"), 50, 153, 204},
 355         {wxT("SLATE BLUE"), 0, 127, 255},
 356         {wxT("SPRING GREEN"), 0, 255, 127},
 357         {wxT("STEEL BLUE"), 35, 107, 142},
 358         {wxT("TAN"), 219, 147, 112},
 359         {wxT("THISTLE"), 216, 191, 216},
 360         {wxT("TURQUOISE"), 173, 234, 234},
 361         {wxT("VIOLET"), 79, 47, 79},
 362         {wxT("VIOLET RED"), 204, 50, 153},
 363         {wxT("WHEAT"), 216, 216, 191},
 364         {wxT("WHITE"), 255, 255, 255},
 365         {wxT("YELLOW"), 255, 255, 0},
 366         {wxT("YELLOW GREEN"), 153, 204, 50}
 367     };
 368
 369     size_t n;
 370
 371     for ( n = 0; n < WXSIZEOF(wxColourTable); n++ )
 372     {
 373         const wxColourDesc& cc = wxColourTable[n];
 374         (*m_map)[cc.name] = new wxColour(cc.r, cc.g, cc.b);
 375     }
 376
 377 #ifdef __WXPM__
 378     m_palTable = new long[n];
 379     for ( n = 0; n < WXSIZEOF(wxColourTable); n++ )
 380     {
 381         const wxColourDesc& cc = wxColourTable[n];
 382         m_palTable[n] = OS2RGB(cc.r,cc.g,cc.b);
 383     }
 384     m_nSize = n;
 385 #endif
 386 }
 387
 388 // ----------------------------------------------------------------------------
 389 // wxColourDatabase operations
 390 // ----------------------------------------------------------------------------
 391
 392 void wxColourDatabase::AddColour(const wxString& name, const wxColour& colour)
 393 {
 394     Initialize();
 395
 396     // canonicalize the colour names before using them as keys: they should be
 397     // in upper case
 398     wxString colName = name;
 399     colName.MakeUpper();
 400
 401     // ... and we also allow both grey/gray
 402     wxString colNameAlt = colName;
 403     if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) )
 404     {
 405         // but in this case it is not necessary so avoid extra search below
 406         colNameAlt.clear();
 407     }
 408
 409     wxStringToColourHashMap::iterator it = m_map->find(colName);
 410     if ( it == m_map->end() && !colNameAlt.empty() )
 411         it = m_map->find(colNameAlt);
 412     if ( it != m_map->end() )
 413     {
 414         *(it->second) = colour;
 415     }
 416     else // new colour
 417     {
 418         (*m_map)[colName] = new wxColour(colour);
 419     }
 420 }
 421
 422 wxColour wxColourDatabase::Find(const wxString& colour) const
 423 {
 424     wxColourDatabase * const self = wxConstCast(this, wxColourDatabase);
 425     self->Initialize();
 426
 427     // make the comparaison case insensitive and also match both grey and gray
 428     wxString colName = colour;
 429     colName.MakeUpper();
 430     wxString colNameAlt = colName;
 431     if ( !colNameAlt.Replace(_T("GRAY"), _T("GREY")) )
 432         colNameAlt.clear();
 433
 434     wxStringToColourHashMap::iterator it = m_map->find(colName);
 435     if ( it == m_map->end() && !colNameAlt.empty() )
 436         it = m_map->find(colNameAlt);
 437     if ( it != m_map->end() )
 438         return *(it->second);
 439
 440     // we did not find any result in existing colours:
 441     // we won't use wxString -> wxColour conversion because the
 442     // wxColour::Set(const wxString &) function which does that conversion
 443     // internally uses this function (wxColourDatabase::Find) and we want
 444     // to avoid infinite recursion !
 445     return wxNullColour;
 446 }
 447
 448 wxString wxColourDatabase::FindName(const wxColour& colour) const
 449 {
 450     wxColourDatabase * const self = wxConstCast(this, wxColourDatabase);
 451     self->Initialize();
 452
 453     typedef wxStringToColourHashMap::iterator iterator;
 454
 455     for ( iterator it = m_map->begin(), en = m_map->end(); it != en; ++it )
 456     {
 457         if ( *(it->second) == colour )
 458             return it->first;
 459     }
 460
 461     return wxEmptyString;
 462 }
 463
 464 // ----------------------------------------------------------------------------
 465 // deprecated wxColourDatabase methods
 466 // ----------------------------------------------------------------------------
 467
 468 #if WXWIN_COMPATIBILITY_2_6
 469 wxColour *wxColourDatabase::FindColour(const wxString& name)
 470 {
 471     // This function is deprecated, use Find() instead.
 472     // Formerly this function sometimes would return a deletable pointer and
 473     // sometimes a non-deletable one (when returning a colour from the database).
 474     // Trying to delete the latter anyway results in problems, so probably
 475     // nobody ever freed the pointers. Currently it always returns a new
 476     // instance, which means there will be memory leaks.
 477     wxLogDebug(wxT("wxColourDataBase::FindColour():")
 478         wxT(" Please use wxColourDataBase::Find() instead"));
 479
 480     // using a static variable here is not the most elegant solution but unless
 481     // we want to make wxStringToColourHashMap public (i.e. move it to the
 482     // header) so that we could have a member function returning
 483     // wxStringToColourHashMap::iterator, there is really no good way to do it
 484     // otherwise
 485     //
 486     // and knowing that this function is going to disappear in the next release
 487     // anyhow I don't want to waste time on this
 488
 489     static wxColour s_col;
 490
 491     s_col = Find(name);
 492     if ( !s_col.Ok() )
 493         return NULL;
 494
 495     return new wxColour(s_col);
 496 }
 497 #endif // WXWIN_COMPATIBILITY_2_6
 498
 499 // ============================================================================
 500 // stock objects
 501 // ============================================================================
 502
 503 static wxStockGDI gs_wxStockGDI_instance;
 504 wxStockGDI* wxStockGDI::ms_instance = &gs_wxStockGDI_instance;
 505 wxObject* wxStockGDI::ms_stockObject[ITEMCOUNT];
 506
 507 wxStockGDI::wxStockGDI()
 508 {
 509 }
 510
 511 wxStockGDI::~wxStockGDI()
 512 {
 513 }
 514
 515 void wxStockGDI::DeleteAll()
 516 {
 517     for (unsigned i = 0; i < ITEMCOUNT; i++)
 518     {
 519         delete ms_stockObject[i];
 520         ms_stockObject[i] = NULL;
 521     }
 522 }
 523
 524 const wxBrush* wxStockGDI::GetBrush(Item item)
 525 {
 526     wxBrush* brush = wx_static_cast(wxBrush*, ms_stockObject[item]);
 527     if (brush == NULL)
 528     {
 529         switch (item)
 530         {
 531         case BRUSH_BLACK:
 532             brush = new wxBrush(*GetColour(COLOUR_BLACK), wxSOLID);
 533             break;
 534         case BRUSH_BLUE:
 535             brush = new wxBrush(*GetColour(COLOUR_BLUE), wxSOLID);
 536             break;
 537         case BRUSH_CYAN:
 538             brush = new wxBrush(*GetColour(COLOUR_CYAN), wxSOLID);
 539             break;
 540         case BRUSH_GREEN:
 541             brush = new wxBrush(*GetColour(COLOUR_GREEN), wxSOLID);
 542             break;
 543         case BRUSH_GREY:
 544             brush = new wxBrush(wxColour(wxT("GREY")), wxSOLID);
 545             break;
 546         case BRUSH_LIGHTGREY:
 547             brush = new wxBrush(*GetColour(COLOUR_LIGHTGREY), wxSOLID);
 548             break;
 549         case BRUSH_MEDIUMGREY:
 550             brush = new wxBrush(wxColour(wxT("MEDIUM GREY")), wxSOLID);
 551             break;
 552         case BRUSH_RED:
 553             brush = new wxBrush(*GetColour(COLOUR_RED), wxSOLID);
 554             break;
 555         case BRUSH_TRANSPARENT:
 556             brush = new wxBrush(*GetColour(COLOUR_BLACK), wxTRANSPARENT);
 557             break;
 558         case BRUSH_WHITE:
 559             brush = new wxBrush(*GetColour(COLOUR_WHITE), wxSOLID);
 560             break;
 561         default:
 562             wxFAIL;
 563         }
 564         ms_stockObject[item] = brush;
 565     }
 566     return brush;
 567 }
 568
 569 const wxColour* wxStockGDI::GetColour(Item item)
 570 {
 571     wxColour* colour = wx_static_cast(wxColour*, ms_stockObject[item]);
 572     if (colour == NULL)
 573     {
 574         switch (item)
 575         {
 576         case COLOUR_BLACK:
 577             colour = new wxColour(0, 0, 0);
 578             break;
 579         case COLOUR_BLUE:
 580             colour = new wxColour(0, 0, 255);
 581             break;
 582         case COLOUR_CYAN:
 583             colour = new wxColour(wxT("CYAN"));
 584             break;
 585         case COLOUR_GREEN:
 586             colour = new wxColour(0, 255, 0);
 587             break;
 588         case COLOUR_LIGHTGREY:
 589             colour = new wxColour(wxT("LIGHT GREY"));
 590             break;
 591         case COLOUR_RED:
 592             colour = new wxColour(255, 0, 0);
 593             break;
 594         case COLOUR_WHITE:
 595             colour = new wxColour(255, 255, 255);
 596             break;
 597         default:
 598             wxFAIL;
 599         }
 600         ms_stockObject[item] = colour;
 601     }
 602     return colour;
 603 }
 604
 605 const wxCursor* wxStockGDI::GetCursor(Item item)
 606 {
 607     wxCursor* cursor = wx_static_cast(wxCursor*, ms_stockObject[item]);
 608     if (cursor == NULL)
 609     {
 610         switch (item)
 611         {
 612         case CURSOR_CROSS:
 613             cursor = new wxCursor(wxCURSOR_CROSS);
 614             break;
 615         case CURSOR_HOURGLASS:
 616             cursor = new wxCursor(wxCURSOR_WAIT);
 617             break;
 618         case CURSOR_STANDARD:
 619             cursor = new wxCursor(wxCURSOR_ARROW);
 620             break;
 621         default:
 622             wxFAIL;
 623         }
 624         ms_stockObject[item] = cursor;
 625     }
 626     return cursor;
 627 }
 628
 629 const wxFont* wxStockGDI::GetFont(Item item)
 630 {
 631     wxFont* font = wx_static_cast(wxFont*, ms_stockObject[item]);
 632     if (font == NULL)
 633     {
 634         switch (item)
 635         {
 636         case FONT_ITALIC:
 637             font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize(), wxROMAN, wxITALIC, wxNORMAL);
 638             break;
 639         case FONT_NORMAL:
 640             font = new wxFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 641             break;
 642         case FONT_SMALL:
 643             font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize() - 2, wxSWISS, wxNORMAL, wxNORMAL);
 644             break;
 645         case FONT_SWISS:
 646             font = new wxFont(GetFont(FONT_NORMAL)->GetPointSize(), wxSWISS, wxNORMAL, wxNORMAL);
 647             break;
 648         default:
 649             wxFAIL;
 650         }
 651         ms_stockObject[item] = font;
 652     }
 653     return font;
 654 }
 655
 656 const wxPen* wxStockGDI::GetPen(Item item)
 657 {
 658     wxPen* pen = wx_static_cast(wxPen*, ms_stockObject[item]);
 659     if (pen == NULL)
 660     {
 661         switch (item)
 662         {
 663         case PEN_BLACK:
 664             pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxSOLID);
 665             break;
 666         case PEN_BLACKDASHED:
 667             pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxSHORT_DASH);
 668             break;
 669         case PEN_CYAN:
 670             pen = new wxPen(*GetColour(COLOUR_CYAN), 1, wxSOLID);
 671             break;
 672         case PEN_GREEN:
 673             pen = new wxPen(*GetColour(COLOUR_GREEN), 1, wxSOLID);
 674             break;
 675         case PEN_GREY:
 676             pen = new wxPen(wxColour(wxT("GREY")), 1, wxSOLID);
 677             break;
 678         case PEN_LIGHTGREY:
 679             pen = new wxPen(*GetColour(COLOUR_LIGHTGREY), 1, wxSOLID);
 680             break;
 681         case PEN_MEDIUMGREY:
 682             pen = new wxPen(wxColour(wxT("MEDIUM GREY")), 1, wxSOLID);
 683             break;
 684         case PEN_RED:
 685             pen = new wxPen(*GetColour(COLOUR_RED), 1, wxSOLID);
 686             break;
 687         case PEN_TRANSPARENT:
 688             pen = new wxPen(*GetColour(COLOUR_BLACK), 1, wxTRANSPARENT);
 689             break;
 690         case PEN_WHITE:
 691             pen = new wxPen(*GetColour(COLOUR_WHITE), 1, wxSOLID);
 692             break;
 693         default:
 694             wxFAIL;
 695         }
 696         ms_stockObject[item] = pen;
 697     }
 698     return pen;
 699 }
 700
 701 void wxInitializeStockLists()
 702 {
 703     wxTheColourDatabase = new wxColourDatabase;
 704
 705     wxTheBrushList = new wxBrushList;
 706     wxThePenList = new wxPenList;
 707     wxTheFontList = new wxFontList;
 708 }
 709
 710 void wxDeleteStockLists()
 711 {
 712     wxDELETE(wxTheBrushList);
 713     wxDELETE(wxThePenList);
 714     wxDELETE(wxTheFontList);
 715 }
 716
 717 // ============================================================================
 718 // wxTheXXXList stuff (semi-obsolete)
 719 // ============================================================================
 720
 721 wxGDIObjListBase::wxGDIObjListBase()
 722 {
 723 }
 724
 725 wxGDIObjListBase::~wxGDIObjListBase()
 726 {
 727     for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext())
 728     {
 729         delete wx_static_cast(wxObject*, node->GetData());
 730     }
 731 }
 732
 733 wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style)
 734 {
 735     for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext())
 736     {
 737         wxPen *each_pen = (wxPen *) node->GetData ();
 738         if (
 739                 each_pen->GetWidth () == width &&
 740                 each_pen->GetStyle () == style &&
 741                 each_pen->GetColour ().Red () == colour.Red () &&
 742                 each_pen->GetColour ().Green () == colour.Green () &&
 743                 each_pen->GetColour ().Blue () == colour.Blue ())
 744             return each_pen;
 745     }
 746
 747     wxPen* pen = NULL;
 748     wxPen penTmp(colour, width, style);
 749     if (penTmp.Ok())
 750     {
 751         pen = new wxPen(penTmp);
 752         list.Append(pen);
 753     }
 754
 755     return pen;
 756 }
 757
 758 wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style)
 759 {
 760     for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext())
 761     {
 762         wxBrush *each_brush = (wxBrush *) node->GetData ();
 763         if (
 764                 each_brush->GetStyle () == style &&
 765                 each_brush->GetColour ().Red () == colour.Red () &&
 766                 each_brush->GetColour ().Green () == colour.Green () &&
 767                 each_brush->GetColour ().Blue () == colour.Blue ())
 768             return each_brush;
 769     }
 770
 771     wxBrush* brush = NULL;
 772     wxBrush brushTmp(colour, style);
 773     if (brushTmp.Ok())
 774     {
 775         brush = new wxBrush(brushTmp);
 776         list.Append(brush);
 777     }
 778
 779     return brush;
 780 }
 781
 782 wxFont *wxFontList::FindOrCreateFont(int pointSize,
 783                                      int family,
 784                                      int style,
 785                                      int weight,
 786                                      bool underline,
 787                                      const wxString& facename,
 788                                      wxFontEncoding encoding)
 789 {
 790     wxFont *font;
 791     wxList::compatibility_iterator node;
 792     for (node = list.GetFirst(); node; node = node->GetNext())
 793     {
 794         font = (wxFont *)node->GetData();
 795         if (
 796              font->GetPointSize () == pointSize &&
 797              font->GetStyle () == style &&
 798              font->GetWeight () == weight &&
 799              font->GetUnderlined () == underline )
 800         {
 801             int fontFamily = font->GetFamily();
 802
 803 #if defined(__WXGTK__)
 804             // under GTK the default family is wxSWISS, so looking for a font
 805             // with wxDEFAULT family should return a wxSWISS one instead of
 806             // creating a new one
 807             bool same = (fontFamily == family) ||
 808                         (fontFamily == wxSWISS && family == wxDEFAULT);
 809 #else // !GTK
 810             // VZ: but why elsewhere do we require an exact match? mystery...
 811             bool same = fontFamily == family;
 812 #endif // GTK/!GTK
 813
 814             // empty facename matches anything at all: this is bad because
 815             // depending on which fonts are already created, we might get back
 816             // a different font if we create it with empty facename, but it is
 817             // still better than never matching anything in the cache at all
 818             // in this case
 819             if ( same && !facename.empty() )
 820             {
 821                 const wxString& fontFace = font->GetFaceName();
 822
 823                 // empty facename matches everything
 824                 same = !fontFace || fontFace == facename;
 825             }
 826
 827             if ( same && (encoding != wxFONTENCODING_DEFAULT) )
 828             {
 829                 // have to match the encoding too
 830                 same = font->GetEncoding() == encoding;
 831             }
 832
 833             if ( same )
 834             {
 835                 return font;
 836             }
 837         }
 838     }
 839
 840     // font not found, create the new one
 841     font = NULL;
 842     wxFont fontTmp(pointSize, family, style, weight, underline, facename, encoding);
 843     if (fontTmp.Ok())
 844     {
 845         font = new wxFont(fontTmp);
 846         list.Append(font);
 847     }
 848
 849     return font;
 850 }
 851
 852 #if WXWIN_COMPATIBILITY_2_6
 853 void wxBrushList::AddBrush(wxBrush*) { }
 854 void wxBrushList::RemoveBrush(wxBrush*) { }
 855 void wxFontList::AddFont(wxFont*) { }
 856 void wxFontList::RemoveFont(wxFont*) { }
 857 void wxPenList::AddPen(wxPen*) { }
 858 void wxPenList::RemovePen(wxPen*) { }
 859 #endif
 860
 861 wxSize wxGetDisplaySize()
 862 {
 863     int x, y;
 864     wxDisplaySize(& x, & y);
 865     return wxSize(x, y);
 866 }
 867
 868 wxRect wxGetClientDisplayRect()
 869 {
 870     int x, y, width, height;
 871     wxClientDisplayRect(&x, &y, &width, &height);  // call plat-specific version
 872     return wxRect(x, y, width, height);
 873 }
 874
 875 wxSize wxGetDisplaySizeMM()
 876 {
 877     int x, y;
 878     wxDisplaySizeMM(& x, & y);
 879     return wxSize(x, y);
 880 }
 881
 882 wxResourceCache::~wxResourceCache ()
 883 {
 884     wxList::compatibility_iterator node = GetFirst ();
 885     while (node) {
 886         wxObject *item = (wxObject *)node->GetData();
 887         delete item;
 888
 889         node = node->GetNext ();
 890     }
 891 }