| 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 | #ifdef __VMS |
| 17 | #define XtDisplay XTDISPLAY |
| 18 | #endif |
| 19 | |
| 20 | // For compilers that support precompilation, includes "wx.h". |
| 21 | #include "wx/wxprec.h" |
| 22 | |
| 23 | #ifdef __BORLANDC__ |
| 24 | #pragma hdrstop |
| 25 | #endif |
| 26 | |
| 27 | #include "wx/event.h" |
| 28 | #include "wx/gdicmn.h" |
| 29 | #include "wx/brush.h" |
| 30 | #include "wx/pen.h" |
| 31 | #include "wx/bitmap.h" |
| 32 | #include "wx/icon.h" |
| 33 | #include "wx/cursor.h" |
| 34 | #include "wx/font.h" |
| 35 | #include "wx/palette.h" |
| 36 | #include "wx/app.h" |
| 37 | #include "wx/dc.h" |
| 38 | #include "wx/utils.h" |
| 39 | #include "wx/settings.h" |
| 40 | |
| 41 | #include "wx/log.h" |
| 42 | #include <string.h> |
| 43 | |
| 44 | #ifdef __WXMSW__ |
| 45 | #include <windows.h> |
| 46 | #endif |
| 47 | |
| 48 | #ifdef __WXMOTIF__ |
| 49 | #ifdef __VMS__ |
| 50 | #pragma message disable nosimpint |
| 51 | #endif |
| 52 | #include <Xm/Xm.h> |
| 53 | #ifdef __VMS__ |
| 54 | #pragma message enable nosimpint |
| 55 | #endif |
| 56 | #endif |
| 57 | |
| 58 | IMPLEMENT_CLASS(wxColourDatabase, wxList) |
| 59 | IMPLEMENT_DYNAMIC_CLASS(wxFontList, wxList) |
| 60 | IMPLEMENT_DYNAMIC_CLASS(wxPenList, wxList) |
| 61 | IMPLEMENT_DYNAMIC_CLASS(wxBrushList, wxList) |
| 62 | IMPLEMENT_DYNAMIC_CLASS(wxBitmapList, wxList) |
| 63 | IMPLEMENT_DYNAMIC_CLASS(wxResourceCache, wxList) |
| 64 | |
| 65 | IMPLEMENT_ABSTRACT_CLASS(wxDCBase, wxObject) |
| 66 | |
| 67 | wxRect::wxRect(const wxPoint& topLeft, const wxPoint& bottomRight) |
| 68 | { |
| 69 | x = topLeft.x; |
| 70 | y = topLeft.y; |
| 71 | width = bottomRight.x - topLeft.x + 1; |
| 72 | height = bottomRight.y - topLeft.y + 1; |
| 73 | |
| 74 | if (width < 0) |
| 75 | { |
| 76 | width = -width; |
| 77 | x -= width; |
| 78 | } |
| 79 | |
| 80 | if (height < 0) |
| 81 | { |
| 82 | height = -height; |
| 83 | y -= height; |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | wxRect::wxRect(const wxPoint& point, const wxSize& size) |
| 88 | { |
| 89 | x = point.x; y = point.y; |
| 90 | width = size.x; height = size.y; |
| 91 | } |
| 92 | |
| 93 | bool wxRect::operator==(const wxRect& rect) const |
| 94 | { |
| 95 | return ((x == rect.x) && |
| 96 | (y == rect.y) && |
| 97 | (width == rect.width) && |
| 98 | (height == rect.height)); |
| 99 | } |
| 100 | |
| 101 | wxRect& wxRect::operator += (const wxRect& rect) |
| 102 | { |
| 103 | *this = (*this + rect); |
| 104 | return ( *this ) ; |
| 105 | } |
| 106 | |
| 107 | wxRect wxRect::operator + (const wxRect& rect) const |
| 108 | { |
| 109 | int x1 = wxMin(this->x, rect.x); |
| 110 | int y1 = wxMin(this->y, rect.y); |
| 111 | int y2 = wxMax(y+height, rect.height+rect.y); |
| 112 | int x2 = wxMax(x+width, rect.width+rect.x); |
| 113 | return wxRect(x1, y1, x2-x1, y2-y1); |
| 114 | } |
| 115 | |
| 116 | wxRect& wxRect::Inflate(wxCoord dx, wxCoord dy) |
| 117 | { |
| 118 | x -= dx; |
| 119 | y -= dy; |
| 120 | width += 2*dx; |
| 121 | height += 2*dy; |
| 122 | |
| 123 | // check that we didn't make the rectangle invalid by accident (you almost |
| 124 | // never want to have negative coords and never want negative size) |
| 125 | if ( x < 0 ) |
| 126 | x = 0; |
| 127 | if ( y < 0 ) |
| 128 | y = 0; |
| 129 | |
| 130 | // what else can we do? |
| 131 | if ( width < 0 ) |
| 132 | width = 0; |
| 133 | if ( height < 0 ) |
| 134 | height = 0; |
| 135 | |
| 136 | return *this; |
| 137 | } |
| 138 | |
| 139 | bool wxRect::Inside(int cx, int cy) const |
| 140 | { |
| 141 | return ( (cx >= x) && (cy >= y) |
| 142 | && ((cy - y) < height) |
| 143 | && ((cx - x) < width) |
| 144 | ); |
| 145 | } |
| 146 | |
| 147 | wxRect& wxRect::Intersect(const wxRect& rect) |
| 148 | { |
| 149 | int x2 = GetRight(), |
| 150 | y2 = GetBottom(); |
| 151 | |
| 152 | if ( x < rect.x ) |
| 153 | x = rect.x; |
| 154 | if ( y < rect.y ) |
| 155 | y = rect.y; |
| 156 | if ( x2 > rect.GetRight() ) |
| 157 | x2 = rect.GetRight(); |
| 158 | if ( y2 > rect.GetBottom() ) |
| 159 | y2 = rect.GetBottom(); |
| 160 | |
| 161 | width = x2 - x + 1; |
| 162 | height = y2 - y + 1; |
| 163 | |
| 164 | if ( width <= 0 || height <= 0 ) |
| 165 | { |
| 166 | width = |
| 167 | height = 0; |
| 168 | } |
| 169 | |
| 170 | return *this; |
| 171 | } |
| 172 | |
| 173 | bool wxRect::Intersects(const wxRect& rect) const |
| 174 | { |
| 175 | wxRect r = Intersect(rect); |
| 176 | |
| 177 | // if there is no intersection, both width and height are 0 |
| 178 | return r.width != 0; |
| 179 | } |
| 180 | |
| 181 | wxColourDatabase::wxColourDatabase (int type) : wxList (type) |
| 182 | { |
| 183 | } |
| 184 | |
| 185 | wxColourDatabase::~wxColourDatabase () |
| 186 | { |
| 187 | // Cleanup Colour allocated in Initialize() |
| 188 | wxNode *node = First (); |
| 189 | while (node) |
| 190 | { |
| 191 | wxColour *col = (wxColour *) node->Data (); |
| 192 | wxNode *next = node->Next (); |
| 193 | delete col; |
| 194 | node = next; |
| 195 | } |
| 196 | #ifdef __WXPM__ |
| 197 | delete [] m_palTable; |
| 198 | #endif |
| 199 | } |
| 200 | |
| 201 | // Colour database stuff |
| 202 | void wxColourDatabase::Initialize () |
| 203 | { |
| 204 | static const struct wxColourDesc |
| 205 | { |
| 206 | const wxChar *name; |
| 207 | int r,g,b; |
| 208 | } |
| 209 | wxColourTable[] = |
| 210 | { |
| 211 | {wxT("AQUAMARINE"),112, 219, 147}, |
| 212 | {wxT("BLACK"),0, 0, 0}, |
| 213 | {wxT("BLUE"), 0, 0, 255}, |
| 214 | {wxT("BLUE VIOLET"), 159, 95, 159}, |
| 215 | {wxT("BROWN"), 165, 42, 42}, |
| 216 | {wxT("CADET BLUE"), 95, 159, 159}, |
| 217 | {wxT("CORAL"), 255, 127, 0}, |
| 218 | {wxT("CORNFLOWER BLUE"), 66, 66, 111}, |
| 219 | {wxT("CYAN"), 0, 255, 255}, |
| 220 | {wxT("DARK GREY"), 47, 47, 47}, // ? |
| 221 | |
| 222 | {wxT("DARK GREEN"), 47, 79, 47}, |
| 223 | {wxT("DARK OLIVE GREEN"), 79, 79, 47}, |
| 224 | {wxT("DARK ORCHID"), 153, 50, 204}, |
| 225 | {wxT("DARK SLATE BLUE"), 107, 35, 142}, |
| 226 | {wxT("DARK SLATE GREY"), 47, 79, 79}, |
| 227 | {wxT("DARK TURQUOISE"), 112, 147, 219}, |
| 228 | {wxT("DIM GREY"), 84, 84, 84}, |
| 229 | {wxT("FIREBRICK"), 142, 35, 35}, |
| 230 | {wxT("FOREST GREEN"), 35, 142, 35}, |
| 231 | {wxT("GOLD"), 204, 127, 50}, |
| 232 | {wxT("GOLDENROD"), 219, 219, 112}, |
| 233 | {wxT("GREY"), 128, 128, 128}, |
| 234 | {wxT("GREEN"), 0, 255, 0}, |
| 235 | {wxT("GREEN YELLOW"), 147, 219, 112}, |
| 236 | {wxT("INDIAN RED"), 79, 47, 47}, |
| 237 | {wxT("KHAKI"), 159, 159, 95}, |
| 238 | {wxT("LIGHT BLUE"), 191, 216, 216}, |
| 239 | {wxT("LIGHT GREY"), 192, 192, 192}, |
| 240 | {wxT("LIGHT STEEL BLUE"), 143, 143, 188}, |
| 241 | {wxT("LIME GREEN"), 50, 204, 50}, |
| 242 | {wxT("LIGHT MAGENTA"), 255, 0, 255}, |
| 243 | {wxT("MAGENTA"), 255, 0, 255}, |
| 244 | {wxT("MAROON"), 142, 35, 107}, |
| 245 | {wxT("MEDIUM AQUAMARINE"), 50, 204, 153}, |
| 246 | {wxT("MEDIUM GREY"), 100, 100, 100}, |
| 247 | {wxT("MEDIUM BLUE"), 50, 50, 204}, |
| 248 | {wxT("MEDIUM FOREST GREEN"), 107, 142, 35}, |
| 249 | {wxT("MEDIUM GOLDENROD"), 234, 234, 173}, |
| 250 | {wxT("MEDIUM ORCHID"), 147, 112, 219}, |
| 251 | {wxT("MEDIUM SEA GREEN"), 66, 111, 66}, |
| 252 | {wxT("MEDIUM SLATE BLUE"), 127, 0, 255}, |
| 253 | {wxT("MEDIUM SPRING GREEN"), 127, 255, 0}, |
| 254 | {wxT("MEDIUM TURQUOISE"), 112, 219, 219}, |
| 255 | {wxT("MEDIUM VIOLET RED"), 219, 112, 147}, |
| 256 | {wxT("MIDNIGHT BLUE"), 47, 47, 79}, |
| 257 | {wxT("NAVY"), 35, 35, 142}, |
| 258 | {wxT("ORANGE"), 204, 50, 50}, |
| 259 | {wxT("ORANGE RED"), 255, 0, 127}, |
| 260 | {wxT("ORCHID"), 219, 112, 219}, |
| 261 | {wxT("PALE GREEN"), 143, 188, 143}, |
| 262 | {wxT("PINK"), 188, 143, 234}, |
| 263 | {wxT("PLUM"), 234, 173, 234}, |
| 264 | {wxT("PURPLE"), 176, 0, 255}, |
| 265 | {wxT("RED"), 255, 0, 0}, |
| 266 | {wxT("SALMON"), 111, 66, 66}, |
| 267 | {wxT("SEA GREEN"), 35, 142, 107}, |
| 268 | {wxT("SIENNA"), 142, 107, 35}, |
| 269 | {wxT("SKY BLUE"), 50, 153, 204}, |
| 270 | {wxT("SLATE BLUE"), 0, 127, 255}, |
| 271 | {wxT("SPRING GREEN"), 0, 255, 127}, |
| 272 | {wxT("STEEL BLUE"), 35, 107, 142}, |
| 273 | {wxT("TAN"), 219, 147, 112}, |
| 274 | {wxT("THISTLE"), 216, 191, 216}, |
| 275 | {wxT("TURQUOISE"), 173, 234, 234}, |
| 276 | {wxT("VIOLET"), 79, 47, 79}, |
| 277 | {wxT("VIOLET RED"), 204, 50, 153}, |
| 278 | {wxT("WHEAT"), 216, 216, 191}, |
| 279 | {wxT("WHITE"), 255, 255, 255}, |
| 280 | {wxT("YELLOW"), 255, 255, 0}, |
| 281 | {wxT("YELLOW GREEN"), 153, 204, 50}, |
| 282 | {wxT("MEDIUM GOLDENROD"), 234, 234, 173}, |
| 283 | {wxT("MEDIUM FOREST GREEN"), 107, 142, 35}, |
| 284 | {wxT("LIGHT MAGENTA"), 255, 0, 255}, |
| 285 | {wxT("MEDIUM GREY"), 100, 100, 100}, |
| 286 | }; |
| 287 | |
| 288 | size_t n; |
| 289 | |
| 290 | for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) |
| 291 | { |
| 292 | const wxColourDesc& cc = wxColourTable[n]; |
| 293 | Append(cc.name, new wxColour(cc.r,cc.g,cc.b)); |
| 294 | } |
| 295 | #ifdef __WXPM__ |
| 296 | m_palTable = new long[n]; |
| 297 | for ( n = 0; n < WXSIZEOF(wxColourTable); n++ ) |
| 298 | { |
| 299 | const wxColourDesc& cc = wxColourTable[n]; |
| 300 | m_palTable[n] = OS2RGB(cc.r,cc.g,cc.b); |
| 301 | } |
| 302 | m_nSize = n; |
| 303 | #endif |
| 304 | } |
| 305 | |
| 306 | /* |
| 307 | * Changed by Ian Brown, July 1994. |
| 308 | * |
| 309 | * When running under X, the Colour Database starts off empty. The X server |
| 310 | * is queried for the colour first time after which it is entered into the |
| 311 | * database. This allows our client to use the server colour database which |
| 312 | * is hopefully gamma corrected for the display being used. |
| 313 | */ |
| 314 | |
| 315 | wxColour *wxColourDatabase::FindColour(const wxString& colour) |
| 316 | { |
| 317 | // VZ: make the comparaison case insensitive and also match both grey and |
| 318 | // gray |
| 319 | wxString colName = colour; |
| 320 | colName.MakeUpper(); |
| 321 | wxString colName2 = colName; |
| 322 | if ( !colName2.Replace(_T("GRAY"), _T("GREY")) ) |
| 323 | colName2.clear(); |
| 324 | |
| 325 | wxNode *node = First(); |
| 326 | while ( node ) |
| 327 | { |
| 328 | const wxChar *key = node->GetKeyString(); |
| 329 | if ( colName == key || colName2 == key ) |
| 330 | { |
| 331 | return (wxColour *)node->Data(); |
| 332 | } |
| 333 | |
| 334 | node = node->Next(); |
| 335 | } |
| 336 | |
| 337 | #ifdef __WXMSW__ |
| 338 | return NULL; |
| 339 | #endif |
| 340 | #ifdef __WXPM__ |
| 341 | return NULL; |
| 342 | #endif |
| 343 | #ifdef __WXMGL__ |
| 344 | return NULL; |
| 345 | #endif |
| 346 | |
| 347 | // TODO for other implementations. This should really go into |
| 348 | // platform-specific directories. |
| 349 | #ifdef __WXMAC__ |
| 350 | return NULL; |
| 351 | #endif |
| 352 | #ifdef __WXSTUBS__ |
| 353 | return NULL; |
| 354 | #endif |
| 355 | |
| 356 | #ifdef __WXGTK__ |
| 357 | wxColour *col = new wxColour( colour ); |
| 358 | |
| 359 | if (!(col->Ok())) { |
| 360 | delete col; |
| 361 | return (wxColour *) NULL; |
| 362 | } |
| 363 | Append( colour, col ); |
| 364 | return col; |
| 365 | #endif |
| 366 | |
| 367 | #ifdef __X__ |
| 368 | XColor xcolour; |
| 369 | |
| 370 | #ifdef __WXMOTIF__ |
| 371 | Display *display = XtDisplay((Widget) wxTheApp->GetTopLevelWidget()) ; |
| 372 | #endif |
| 373 | #ifdef __XVIEW__ |
| 374 | Xv_Screen screen = xv_get(xview_server, SERVER_NTH_SCREEN, 0); |
| 375 | Xv_opaque root_window = xv_get(screen, XV_ROOT); |
| 376 | Display *display = (Display *)xv_get(root_window, XV_DISPLAY); |
| 377 | #endif |
| 378 | |
| 379 | /* MATTHEW: [4] Use wxGetMainColormap */ |
| 380 | if (!XParseColor(display, (Colormap) wxTheApp->GetMainColormap((WXDisplay*) display), colour,&xcolour)) |
| 381 | return NULL; |
| 382 | |
| 383 | unsigned char r = (unsigned char)(xcolour.red >> 8); |
| 384 | unsigned char g = (unsigned char)(xcolour.green >> 8); |
| 385 | unsigned char b = (unsigned char)(xcolour.blue >> 8); |
| 386 | |
| 387 | wxColour *col = new wxColour(r, g, b); |
| 388 | Append(colour, col); |
| 389 | |
| 390 | return col; |
| 391 | #endif // __X__ |
| 392 | } |
| 393 | |
| 394 | wxString wxColourDatabase::FindName (const wxColour& colour) const |
| 395 | { |
| 396 | wxString name; |
| 397 | |
| 398 | unsigned char red = colour.Red (); |
| 399 | unsigned char green = colour.Green (); |
| 400 | unsigned char blue = colour.Blue (); |
| 401 | |
| 402 | for (wxNode * node = First (); node; node = node->Next ()) |
| 403 | { |
| 404 | wxColour *col = (wxColour *) node->Data (); |
| 405 | |
| 406 | if (col->Red () == red && col->Green () == green && col->Blue () == blue) |
| 407 | { |
| 408 | const wxChar *found = node->GetKeyString(); |
| 409 | if ( found ) |
| 410 | { |
| 411 | name = found; |
| 412 | |
| 413 | break; |
| 414 | } |
| 415 | } |
| 416 | } |
| 417 | |
| 418 | return name; |
| 419 | } |
| 420 | |
| 421 | void wxInitializeStockLists () { |
| 422 | wxTheBrushList = new wxBrushList; |
| 423 | wxThePenList = new wxPenList; |
| 424 | wxTheFontList = new wxFontList; |
| 425 | wxTheBitmapList = new wxBitmapList; |
| 426 | } |
| 427 | |
| 428 | void wxInitializeStockObjects () |
| 429 | { |
| 430 | #ifdef __WXMOTIF__ |
| 431 | #endif |
| 432 | #ifdef __X__ |
| 433 | // TODO |
| 434 | // wxFontPool = new XFontPool; |
| 435 | #endif |
| 436 | |
| 437 | // why under MSW fonts shouldn't have the standard system size? |
| 438 | /* |
| 439 | #ifdef __WXMSW__ |
| 440 | static const int sizeFont = 10; |
| 441 | #else |
| 442 | #endif |
| 443 | */ |
| 444 | #if defined(__WXPM__) || defined(__WXMAC__) |
| 445 | static const int sizeFont = 12; |
| 446 | wxNORMAL_FONT = new wxFont (sizeFont, wxMODERN, wxNORMAL, wxNORMAL); |
| 447 | #else |
| 448 | wxNORMAL_FONT = new wxFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); |
| 449 | static const int sizeFont = wxNORMAL_FONT->GetPointSize(); |
| 450 | #endif |
| 451 | |
| 452 | wxSMALL_FONT = new wxFont (sizeFont - 2, wxSWISS, wxNORMAL, wxNORMAL); |
| 453 | wxITALIC_FONT = new wxFont (sizeFont, wxROMAN, wxITALIC, wxNORMAL); |
| 454 | wxSWISS_FONT = new wxFont (sizeFont, wxSWISS, wxNORMAL, wxNORMAL); |
| 455 | |
| 456 | wxRED_PEN = new wxPen (wxT("RED"), 1, wxSOLID); |
| 457 | wxCYAN_PEN = new wxPen (wxT("CYAN"), 1, wxSOLID); |
| 458 | wxGREEN_PEN = new wxPen (wxT("GREEN"), 1, wxSOLID); |
| 459 | wxBLACK_PEN = new wxPen (wxT("BLACK"), 1, wxSOLID); |
| 460 | wxWHITE_PEN = new wxPen (wxT("WHITE"), 1, wxSOLID); |
| 461 | wxTRANSPARENT_PEN = new wxPen (wxT("BLACK"), 1, wxTRANSPARENT); |
| 462 | wxBLACK_DASHED_PEN = new wxPen (wxT("BLACK"), 1, wxSHORT_DASH); |
| 463 | wxGREY_PEN = new wxPen (wxT("GREY"), 1, wxSOLID); |
| 464 | wxMEDIUM_GREY_PEN = new wxPen (wxT("MEDIUM GREY"), 1, wxSOLID); |
| 465 | wxLIGHT_GREY_PEN = new wxPen (wxT("LIGHT GREY"), 1, wxSOLID); |
| 466 | |
| 467 | wxBLUE_BRUSH = new wxBrush (wxT("BLUE"), wxSOLID); |
| 468 | wxGREEN_BRUSH = new wxBrush (wxT("GREEN"), wxSOLID); |
| 469 | wxWHITE_BRUSH = new wxBrush (wxT("WHITE"), wxSOLID); |
| 470 | wxBLACK_BRUSH = new wxBrush (wxT("BLACK"), wxSOLID); |
| 471 | wxTRANSPARENT_BRUSH = new wxBrush (wxT("BLACK"), wxTRANSPARENT); |
| 472 | wxCYAN_BRUSH = new wxBrush (wxT("CYAN"), wxSOLID); |
| 473 | wxRED_BRUSH = new wxBrush (wxT("RED"), wxSOLID); |
| 474 | wxGREY_BRUSH = new wxBrush (wxT("GREY"), wxSOLID); |
| 475 | wxMEDIUM_GREY_BRUSH = new wxBrush (wxT("MEDIUM GREY"), wxSOLID); |
| 476 | wxLIGHT_GREY_BRUSH = new wxBrush (wxT("LIGHT GREY"), wxSOLID); |
| 477 | |
| 478 | wxBLACK = new wxColour (wxT("BLACK")); |
| 479 | wxWHITE = new wxColour (wxT("WHITE")); |
| 480 | wxRED = new wxColour (wxT("RED")); |
| 481 | wxBLUE = new wxColour (wxT("BLUE")); |
| 482 | wxGREEN = new wxColour (wxT("GREEN")); |
| 483 | wxCYAN = new wxColour (wxT("CYAN")); |
| 484 | wxLIGHT_GREY = new wxColour (wxT("LIGHT GREY")); |
| 485 | |
| 486 | wxSTANDARD_CURSOR = new wxCursor (wxCURSOR_ARROW); |
| 487 | wxHOURGLASS_CURSOR = new wxCursor (wxCURSOR_WAIT); |
| 488 | wxCROSS_CURSOR = new wxCursor (wxCURSOR_CROSS); |
| 489 | } |
| 490 | |
| 491 | void wxDeleteStockObjects () |
| 492 | { |
| 493 | wxDELETE(wxNORMAL_FONT); |
| 494 | wxDELETE(wxSMALL_FONT); |
| 495 | wxDELETE(wxITALIC_FONT); |
| 496 | wxDELETE(wxSWISS_FONT); |
| 497 | |
| 498 | wxDELETE(wxRED_PEN); |
| 499 | wxDELETE(wxCYAN_PEN); |
| 500 | wxDELETE(wxGREEN_PEN); |
| 501 | wxDELETE(wxBLACK_PEN); |
| 502 | wxDELETE(wxWHITE_PEN); |
| 503 | wxDELETE(wxTRANSPARENT_PEN); |
| 504 | wxDELETE(wxBLACK_DASHED_PEN); |
| 505 | wxDELETE(wxGREY_PEN); |
| 506 | wxDELETE(wxMEDIUM_GREY_PEN); |
| 507 | wxDELETE(wxLIGHT_GREY_PEN); |
| 508 | |
| 509 | wxDELETE(wxBLUE_BRUSH); |
| 510 | wxDELETE(wxGREEN_BRUSH); |
| 511 | wxDELETE(wxWHITE_BRUSH); |
| 512 | wxDELETE(wxBLACK_BRUSH); |
| 513 | wxDELETE(wxTRANSPARENT_BRUSH); |
| 514 | wxDELETE(wxCYAN_BRUSH); |
| 515 | wxDELETE(wxRED_BRUSH); |
| 516 | wxDELETE(wxGREY_BRUSH); |
| 517 | wxDELETE(wxMEDIUM_GREY_BRUSH); |
| 518 | wxDELETE(wxLIGHT_GREY_BRUSH); |
| 519 | |
| 520 | wxDELETE(wxBLACK); |
| 521 | wxDELETE(wxWHITE); |
| 522 | wxDELETE(wxRED); |
| 523 | wxDELETE(wxBLUE); |
| 524 | wxDELETE(wxGREEN); |
| 525 | wxDELETE(wxCYAN); |
| 526 | wxDELETE(wxLIGHT_GREY); |
| 527 | |
| 528 | wxDELETE(wxSTANDARD_CURSOR); |
| 529 | wxDELETE(wxHOURGLASS_CURSOR); |
| 530 | wxDELETE(wxCROSS_CURSOR); |
| 531 | } |
| 532 | |
| 533 | void wxDeleteStockLists() { |
| 534 | wxDELETE(wxTheBrushList); |
| 535 | wxDELETE(wxThePenList); |
| 536 | wxDELETE(wxTheFontList); |
| 537 | wxDELETE(wxTheBitmapList); |
| 538 | } |
| 539 | |
| 540 | wxBitmapList::wxBitmapList () |
| 541 | { |
| 542 | } |
| 543 | |
| 544 | wxBitmapList::~wxBitmapList () |
| 545 | { |
| 546 | wxNode *node = First (); |
| 547 | while (node) |
| 548 | { |
| 549 | wxBitmap *bitmap = (wxBitmap *) node->Data (); |
| 550 | wxNode *next = node->Next (); |
| 551 | if (bitmap->GetVisible()) |
| 552 | delete bitmap; |
| 553 | node = next; |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | // Pen and Brush lists |
| 558 | wxPenList::~wxPenList () |
| 559 | { |
| 560 | wxNode *node = First (); |
| 561 | while (node) |
| 562 | { |
| 563 | wxPen *pen = (wxPen *) node->Data (); |
| 564 | wxNode *next = node->Next (); |
| 565 | if (pen->GetVisible()) |
| 566 | delete pen; |
| 567 | node = next; |
| 568 | } |
| 569 | } |
| 570 | |
| 571 | void wxPenList::AddPen (wxPen * pen) |
| 572 | { |
| 573 | Append (pen); |
| 574 | } |
| 575 | |
| 576 | void wxPenList::RemovePen (wxPen * pen) |
| 577 | { |
| 578 | DeleteObject (pen); |
| 579 | } |
| 580 | |
| 581 | wxPen *wxPenList::FindOrCreatePen (const wxColour& colour, int width, int style) |
| 582 | { |
| 583 | for (wxNode * node = First (); node; node = node->Next ()) |
| 584 | { |
| 585 | wxPen *each_pen = (wxPen *) node->Data (); |
| 586 | if (each_pen && |
| 587 | each_pen->GetVisible() && |
| 588 | each_pen->GetWidth () == width && |
| 589 | each_pen->GetStyle () == style && |
| 590 | each_pen->GetColour ().Red () == colour.Red () && |
| 591 | each_pen->GetColour ().Green () == colour.Green () && |
| 592 | each_pen->GetColour ().Blue () == colour.Blue ()) |
| 593 | return each_pen; |
| 594 | } |
| 595 | |
| 596 | wxPen *pen = new wxPen (colour, width, style); |
| 597 | if ( !pen->Ok() ) |
| 598 | { |
| 599 | // don't save the invalid pens in the list |
| 600 | delete pen; |
| 601 | |
| 602 | return NULL; |
| 603 | } |
| 604 | |
| 605 | // Yes, we can return a pointer to this in a later FindOrCreatePen call, |
| 606 | // because we created it within FindOrCreatePen. Safeguards against |
| 607 | // returning a pointer to an automatic variable and hanging on to it |
| 608 | // (dangling pointer). |
| 609 | pen->SetVisible(TRUE); |
| 610 | |
| 611 | return pen; |
| 612 | } |
| 613 | |
| 614 | wxBrushList::~wxBrushList () |
| 615 | { |
| 616 | wxNode *node = First (); |
| 617 | while (node) |
| 618 | { |
| 619 | wxBrush *brush = (wxBrush *) node->Data (); |
| 620 | wxNode *next = node->Next (); |
| 621 | if (brush->GetVisible()) |
| 622 | delete brush; |
| 623 | node = next; |
| 624 | } |
| 625 | } |
| 626 | |
| 627 | void wxBrushList::AddBrush (wxBrush * brush) |
| 628 | { |
| 629 | Append (brush); |
| 630 | } |
| 631 | |
| 632 | wxBrush *wxBrushList::FindOrCreateBrush (const wxColour& colour, int style) |
| 633 | { |
| 634 | for (wxNode * node = First (); node; node = node->Next ()) |
| 635 | { |
| 636 | wxBrush *each_brush = (wxBrush *) node->Data (); |
| 637 | if (each_brush && |
| 638 | each_brush->GetVisible() && |
| 639 | each_brush->GetStyle () == style && |
| 640 | each_brush->GetColour ().Red () == colour.Red () && |
| 641 | each_brush->GetColour ().Green () == colour.Green () && |
| 642 | each_brush->GetColour ().Blue () == colour.Blue ()) |
| 643 | return each_brush; |
| 644 | } |
| 645 | |
| 646 | wxBrush *brush = new wxBrush (colour, style); |
| 647 | |
| 648 | if ( !brush->Ok() ) |
| 649 | { |
| 650 | // don't put the brushes we failed to create into the list |
| 651 | delete brush; |
| 652 | |
| 653 | return NULL; |
| 654 | } |
| 655 | |
| 656 | brush->SetVisible(TRUE); |
| 657 | |
| 658 | // Yes, we can return a pointer to this in a later FindOrCreateBrush call, |
| 659 | // because we created it within FindOrCreateBrush. Safeguards against |
| 660 | // returning a pointer to an automatic variable and hanging on to it |
| 661 | // (dangling pointer). |
| 662 | return brush; |
| 663 | } |
| 664 | |
| 665 | void wxBrushList::RemoveBrush (wxBrush * brush) |
| 666 | { |
| 667 | DeleteObject (brush); |
| 668 | } |
| 669 | |
| 670 | wxFontList::~wxFontList () |
| 671 | { |
| 672 | wxNode *node = First (); |
| 673 | while (node) |
| 674 | { |
| 675 | // Only delete objects that are 'visible', i.e. |
| 676 | // that have been created using FindOrCreate..., |
| 677 | // where the pointers are expected to be shared |
| 678 | // (and therefore not deleted by any one part of an app). |
| 679 | wxFont *font = (wxFont *) node->Data (); |
| 680 | wxNode *next = node->Next (); |
| 681 | if (font->GetVisible()) |
| 682 | delete font; |
| 683 | node = next; |
| 684 | } |
| 685 | } |
| 686 | |
| 687 | void wxFontList::AddFont (wxFont * font) |
| 688 | { |
| 689 | Append (font); |
| 690 | } |
| 691 | |
| 692 | void wxFontList::RemoveFont (wxFont * font) |
| 693 | { |
| 694 | DeleteObject (font); |
| 695 | } |
| 696 | |
| 697 | wxFont *wxFontList::FindOrCreateFont(int pointSize, |
| 698 | int family, |
| 699 | int style, |
| 700 | int weight, |
| 701 | bool underline, |
| 702 | const wxString& facename, |
| 703 | wxFontEncoding encoding) |
| 704 | { |
| 705 | wxFont *font = (wxFont *)NULL; |
| 706 | wxNode *node; |
| 707 | for ( node = First(); node; node = node->Next() ) |
| 708 | { |
| 709 | font = (wxFont *)node->Data(); |
| 710 | if ( font->GetVisible() && |
| 711 | font->Ok() && |
| 712 | font->GetPointSize () == pointSize && |
| 713 | font->GetStyle () == style && |
| 714 | font->GetWeight () == weight && |
| 715 | font->GetUnderlined () == underline ) |
| 716 | { |
| 717 | int fontFamily = font->GetFamily(); |
| 718 | |
| 719 | #if defined(__WXGTK__) |
| 720 | // under GTK the default family is wxSWISS, so looking for a font |
| 721 | // with wxDEFAULT family should return a wxSWISS one instead of |
| 722 | // creating a new one |
| 723 | bool same = (fontFamily == family) || |
| 724 | (fontFamily == wxSWISS && family == wxDEFAULT); |
| 725 | #else // !GTK |
| 726 | // VZ: but why elsewhere do we require an exact match? mystery... |
| 727 | bool same = fontFamily == family; |
| 728 | #endif // GTK/!GTK |
| 729 | |
| 730 | // empty facename matches anything at all: this is bad because |
| 731 | // depending on which fonts are already created, we might get back |
| 732 | // a different font if we create it with empty facename, but it is |
| 733 | // still better than never matching anything in the cache at all |
| 734 | // in this case |
| 735 | if ( same && !!facename ) |
| 736 | { |
| 737 | const wxString& fontFace = font->GetFaceName(); |
| 738 | |
| 739 | // empty facename matches everything |
| 740 | same = !fontFace || fontFace == facename; |
| 741 | } |
| 742 | |
| 743 | if ( same && (encoding != wxFONTENCODING_DEFAULT) ) |
| 744 | { |
| 745 | // have to match the encoding too |
| 746 | same = font->GetEncoding() == encoding; |
| 747 | } |
| 748 | |
| 749 | if ( same ) |
| 750 | { |
| 751 | return font; |
| 752 | } |
| 753 | } |
| 754 | } |
| 755 | |
| 756 | if ( !node ) |
| 757 | { |
| 758 | // font not found, create the new one |
| 759 | font = new wxFont(pointSize, family, style, weight, |
| 760 | underline, facename, encoding); |
| 761 | |
| 762 | // and mark it as being cacheable |
| 763 | font->SetVisible(TRUE); |
| 764 | } |
| 765 | |
| 766 | return font; |
| 767 | } |
| 768 | |
| 769 | void wxBitmapList::AddBitmap(wxBitmap *bitmap) |
| 770 | { |
| 771 | Append(bitmap); |
| 772 | } |
| 773 | |
| 774 | void wxBitmapList::RemoveBitmap(wxBitmap *bitmap) |
| 775 | { |
| 776 | DeleteObject(bitmap); |
| 777 | } |
| 778 | |
| 779 | wxSize wxGetDisplaySize() |
| 780 | { |
| 781 | int x, y; |
| 782 | wxDisplaySize(& x, & y); |
| 783 | return wxSize(x, y); |
| 784 | } |
| 785 | |
| 786 | wxRect wxGetClientDisplayRect() |
| 787 | { |
| 788 | int x, y, width, height; |
| 789 | wxClientDisplayRect(&x, &y, &width, &height); // call plat-specific version |
| 790 | return wxRect(x, y, width, height); |
| 791 | } |
| 792 | |
| 793 | wxSize wxGetDisplaySizeMM() |
| 794 | { |
| 795 | int x, y; |
| 796 | wxDisplaySizeMM(& x, & y); |
| 797 | return wxSize(x, y); |
| 798 | } |
| 799 | |
| 800 | wxResourceCache::~wxResourceCache () |
| 801 | { |
| 802 | wxNode *node = First (); |
| 803 | while (node) { |
| 804 | wxObject *item = (wxObject *)node->Data(); |
| 805 | delete item; |
| 806 | |
| 807 | node = node->Next (); |
| 808 | } |
| 809 | } |
| 810 | |