| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: x11/dcclient.cpp |
| 3 | // Purpose: wxClientDC class |
| 4 | // Author: Julian Smart, Robert Roebling |
| 5 | // Modified by: |
| 6 | // Created: 01/02/97 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart, Robert Roebling |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "dcclient.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/dcclient.h" |
| 17 | #include "wx/dcmemory.h" |
| 18 | #include "wx/window.h" |
| 19 | #include "wx/app.h" |
| 20 | #include "wx/image.h" |
| 21 | |
| 22 | #include "wx/x11/private.h" |
| 23 | |
| 24 | #include <math.h> |
| 25 | |
| 26 | //----------------------------------------------------------------------------- |
| 27 | // local defines |
| 28 | //----------------------------------------------------------------------------- |
| 29 | |
| 30 | #define USE_PAINT_REGION 1 |
| 31 | |
| 32 | //----------------------------------------------------------------------------- |
| 33 | // local data |
| 34 | //----------------------------------------------------------------------------- |
| 35 | |
| 36 | #include "bdiag.xbm" |
| 37 | #include "fdiag.xbm" |
| 38 | #include "cdiag.xbm" |
| 39 | #include "horiz.xbm" |
| 40 | #include "verti.xbm" |
| 41 | #include "cross.xbm" |
| 42 | #define num_hatches 6 |
| 43 | |
| 44 | #define IS_15_PIX_HATCH(s) ((s)==wxCROSSDIAG_HATCH || (s)==wxHORIZONTAL_HATCH || (s)==wxVERTICAL_HATCH) |
| 45 | #define IS_16_PIX_HATCH(s) ((s)!=wxCROSSDIAG_HATCH && (s)!=wxHORIZONTAL_HATCH && (s)!=wxVERTICAL_HATCH) |
| 46 | |
| 47 | static Pixmap hatches[num_hatches]; |
| 48 | static Pixmap *hatch_bitmap = (Pixmap *) NULL; |
| 49 | |
| 50 | //----------------------------------------------------------------------------- |
| 51 | // constants |
| 52 | //----------------------------------------------------------------------------- |
| 53 | |
| 54 | const double RAD2DEG = 180.0 / M_PI; |
| 55 | |
| 56 | // ---------------------------------------------------------------------------- |
| 57 | // private functions |
| 58 | // ---------------------------------------------------------------------------- |
| 59 | |
| 60 | static inline double dmax(double a, double b) { return a > b ? a : b; } |
| 61 | static inline double dmin(double a, double b) { return a < b ? a : b; } |
| 62 | |
| 63 | static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; } |
| 64 | |
| 65 | //----------------------------------------------------------------------------- |
| 66 | // Implement Pool of Graphic contexts. Creating them takes too much time. |
| 67 | //----------------------------------------------------------------------------- |
| 68 | |
| 69 | #define GC_POOL_SIZE 200 |
| 70 | |
| 71 | enum wxPoolGCType |
| 72 | { |
| 73 | wxGC_ERROR = 0, |
| 74 | wxTEXT_MONO, |
| 75 | wxBG_MONO, |
| 76 | wxPEN_MONO, |
| 77 | wxBRUSH_MONO, |
| 78 | wxTEXT_COLOUR, |
| 79 | wxBG_COLOUR, |
| 80 | wxPEN_COLOUR, |
| 81 | wxBRUSH_COLOUR, |
| 82 | wxTEXT_SCREEN, |
| 83 | wxBG_SCREEN, |
| 84 | wxPEN_SCREEN, |
| 85 | wxBRUSH_SCREEN |
| 86 | }; |
| 87 | |
| 88 | struct wxGC |
| 89 | { |
| 90 | GC m_gc; |
| 91 | wxPoolGCType m_type; |
| 92 | bool m_used; |
| 93 | }; |
| 94 | |
| 95 | static wxGC wxGCPool[GC_POOL_SIZE]; |
| 96 | |
| 97 | static void wxInitGCPool() |
| 98 | { |
| 99 | memset( wxGCPool, 0, GC_POOL_SIZE*sizeof(wxGC) ); |
| 100 | } |
| 101 | |
| 102 | static void wxCleanUpGCPool() |
| 103 | { |
| 104 | for (int i = 0; i < GC_POOL_SIZE; i++) |
| 105 | { |
| 106 | if (wxGCPool[i].m_gc) |
| 107 | XFreeGC( wxGlobalDisplay(), wxGCPool[i].m_gc ); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | static GC wxGetPoolGC( Window window, wxPoolGCType type ) |
| 112 | { |
| 113 | for (int i = 0; i < GC_POOL_SIZE; i++) |
| 114 | { |
| 115 | if (!wxGCPool[i].m_gc) |
| 116 | { |
| 117 | wxGCPool[i].m_gc = XCreateGC( wxGlobalDisplay(), window, 0, NULL ); |
| 118 | XSetGraphicsExposures( wxGlobalDisplay(), wxGCPool[i].m_gc, FALSE ); |
| 119 | wxGCPool[i].m_type = type; |
| 120 | wxGCPool[i].m_used = FALSE; |
| 121 | } |
| 122 | if ((!wxGCPool[i].m_used) && (wxGCPool[i].m_type == type)) |
| 123 | { |
| 124 | wxGCPool[i].m_used = TRUE; |
| 125 | return wxGCPool[i].m_gc; |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | wxFAIL_MSG( wxT("No GC available") ); |
| 130 | |
| 131 | return (GC) NULL; |
| 132 | } |
| 133 | |
| 134 | static void wxFreePoolGC( GC gc ) |
| 135 | { |
| 136 | for (int i = 0; i < GC_POOL_SIZE; i++) |
| 137 | { |
| 138 | if (wxGCPool[i].m_gc == gc) |
| 139 | { |
| 140 | wxGCPool[i].m_used = FALSE; |
| 141 | return; |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | wxFAIL_MSG( wxT("Wrong GC") ); |
| 146 | } |
| 147 | |
| 148 | // ---------------------------------------------------------------------------- |
| 149 | // wxWindowDC |
| 150 | // ---------------------------------------------------------------------------- |
| 151 | |
| 152 | IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC) |
| 153 | |
| 154 | wxWindowDC::wxWindowDC() |
| 155 | { |
| 156 | m_display = (WXDisplay *) NULL; |
| 157 | m_penGC = (WXGC *) NULL; |
| 158 | m_brushGC = (WXGC *) NULL; |
| 159 | m_textGC = (WXGC *) NULL; |
| 160 | m_bgGC = (WXGC *) NULL; |
| 161 | m_cmap = (WXColormap *) NULL; |
| 162 | m_isMemDC = FALSE; |
| 163 | m_isScreenDC = FALSE; |
| 164 | m_owner = (wxWindow *)NULL; |
| 165 | } |
| 166 | |
| 167 | wxWindowDC::wxWindowDC( wxWindow *window ) |
| 168 | { |
| 169 | wxASSERT_MSG( window, wxT("DC needs a window") ); |
| 170 | |
| 171 | m_display = (WXDisplay *) NULL; |
| 172 | m_penGC = (WXGC *) NULL; |
| 173 | m_brushGC = (WXGC *) NULL; |
| 174 | m_textGC = (WXGC *) NULL; |
| 175 | m_bgGC = (WXGC *) NULL; |
| 176 | m_cmap = (WXColormap *) NULL; |
| 177 | m_owner = (wxWindow *)NULL; |
| 178 | m_isMemDC = FALSE; |
| 179 | m_isScreenDC = FALSE; |
| 180 | m_font = window->GetFont(); |
| 181 | |
| 182 | m_window = (WXWindow*) window->GetMainWindow(); |
| 183 | |
| 184 | // not realized ? |
| 185 | if (!m_window) |
| 186 | { |
| 187 | // don't report problems |
| 188 | m_ok = TRUE; |
| 189 | |
| 190 | return; |
| 191 | } |
| 192 | |
| 193 | m_display = (WXDisplay *) wxGlobalDisplay(); |
| 194 | |
| 195 | int screen = DefaultScreen( (Display*) m_display ); |
| 196 | m_cmap = (WXColormap) DefaultColormap( (Display*) m_display, screen ); |
| 197 | |
| 198 | SetUpDC(); |
| 199 | |
| 200 | /* this must be done after SetUpDC, bacause SetUpDC calls the |
| 201 | repective SetBrush, SetPen, SetBackground etc functions |
| 202 | to set up the DC. SetBackground call m_owner->SetBackground |
| 203 | and this might not be desired as the standard dc background |
| 204 | is white whereas a window might assume gray to be the |
| 205 | standard (as e.g. wxStatusBar) */ |
| 206 | |
| 207 | m_owner = window; |
| 208 | } |
| 209 | |
| 210 | wxWindowDC::~wxWindowDC() |
| 211 | { |
| 212 | Destroy(); |
| 213 | } |
| 214 | |
| 215 | void wxWindowDC::SetUpDC() |
| 216 | { |
| 217 | m_ok = TRUE; |
| 218 | |
| 219 | wxASSERT_MSG( !m_penGC, wxT("GCs already created") ); |
| 220 | |
| 221 | if (m_isScreenDC) |
| 222 | { |
| 223 | m_penGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxPEN_SCREEN ); |
| 224 | m_brushGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBRUSH_SCREEN ); |
| 225 | m_textGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxTEXT_SCREEN ); |
| 226 | m_bgGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBG_SCREEN ); |
| 227 | } |
| 228 | else |
| 229 | if (m_isMemDC && (((wxMemoryDC*)this)->m_selected.GetDepth() == 1)) |
| 230 | { |
| 231 | m_penGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxPEN_MONO ); |
| 232 | m_brushGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBRUSH_MONO ); |
| 233 | m_textGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxTEXT_MONO ); |
| 234 | m_bgGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBG_MONO ); |
| 235 | } |
| 236 | else |
| 237 | { |
| 238 | m_penGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxPEN_COLOUR ); |
| 239 | m_brushGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBRUSH_COLOUR ); |
| 240 | m_textGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxTEXT_COLOUR ); |
| 241 | m_bgGC = (WXGC*) wxGetPoolGC( (Window) m_window, wxBG_COLOUR ); |
| 242 | } |
| 243 | |
| 244 | /* background colour */ |
| 245 | m_backgroundBrush = *wxWHITE_BRUSH; |
| 246 | m_backgroundBrush.GetColour().CalcPixel( m_cmap ); |
| 247 | unsigned long bg_col = m_backgroundBrush.GetColour().GetPixel(); |
| 248 | |
| 249 | /* m_textGC */ |
| 250 | m_textForegroundColour.CalcPixel( m_cmap ); |
| 251 | XSetForeground( (Display*) m_display, (GC) m_textGC, m_textForegroundColour.GetPixel() ); |
| 252 | |
| 253 | m_textBackgroundColour.CalcPixel( m_cmap ); |
| 254 | XSetBackground( (Display*) m_display, (GC) m_textGC, m_textBackgroundColour.GetPixel() ); |
| 255 | |
| 256 | XSetFillStyle( (Display*) m_display, (GC) m_textGC, FillSolid ); |
| 257 | |
| 258 | /* m_penGC */ |
| 259 | m_pen.GetColour().CalcPixel( m_cmap ); |
| 260 | XSetForeground( (Display*) m_display, (GC) m_penGC, m_pen.GetColour().GetPixel() ); |
| 261 | XSetBackground( (Display*) m_display, (GC) m_penGC, bg_col ); |
| 262 | |
| 263 | XSetLineAttributes( (Display*) m_display, (GC) m_penGC, 0, LineSolid, CapNotLast, JoinRound ); |
| 264 | |
| 265 | /* m_brushGC */ |
| 266 | m_brush.GetColour().CalcPixel( m_cmap ); |
| 267 | XSetForeground( (Display*) m_display, (GC) m_brushGC, m_brush.GetColour().GetPixel() ); |
| 268 | XSetBackground( (Display*) m_display, (GC) m_brushGC, bg_col ); |
| 269 | |
| 270 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, FillSolid ); |
| 271 | |
| 272 | /* m_bgGC */ |
| 273 | XSetForeground( (Display*) m_display, (GC) m_bgGC, bg_col ); |
| 274 | XSetBackground( (Display*) m_display, (GC) m_bgGC, bg_col ); |
| 275 | |
| 276 | XSetFillStyle( (Display*) m_display, (GC) m_bgGC, FillSolid ); |
| 277 | |
| 278 | /* ROPs */ |
| 279 | XSetFunction( (Display*) m_display, (GC) m_textGC, GXcopy ); |
| 280 | XSetFunction( (Display*) m_display, (GC) m_brushGC, GXcopy ); |
| 281 | XSetFunction( (Display*) m_display, (GC)m_penGC, GXcopy ); |
| 282 | |
| 283 | /* clipping */ |
| 284 | XSetClipMask( (Display*) m_display, (GC) m_penGC, None ); |
| 285 | XSetClipMask( (Display*) m_display, (GC) m_brushGC, None ); |
| 286 | XSetClipMask( (Display*) m_display, (GC) m_textGC, None ); |
| 287 | XSetClipMask( (Display*) m_display, (GC) m_bgGC, None ); |
| 288 | |
| 289 | if (!hatch_bitmap) |
| 290 | { |
| 291 | int xscreen = DefaultScreen( (Display*) m_display ); |
| 292 | Window xroot = RootWindow( (Display*) m_display, xscreen ); |
| 293 | |
| 294 | hatch_bitmap = hatches; |
| 295 | hatch_bitmap[0] = XCreateBitmapFromData( (Display*) m_display, xroot, bdiag_bits, bdiag_width, bdiag_height ); |
| 296 | hatch_bitmap[1] = XCreateBitmapFromData( (Display*) m_display, xroot, cdiag_bits, cdiag_width, cdiag_height ); |
| 297 | hatch_bitmap[2] = XCreateBitmapFromData( (Display*) m_display, xroot, fdiag_bits, fdiag_width, fdiag_height ); |
| 298 | hatch_bitmap[3] = XCreateBitmapFromData( (Display*) m_display, xroot, cross_bits, cross_width, cross_height ); |
| 299 | hatch_bitmap[4] = XCreateBitmapFromData( (Display*) m_display, xroot, horiz_bits, horiz_width, horiz_height ); |
| 300 | hatch_bitmap[5] = XCreateBitmapFromData( (Display*) m_display, xroot, verti_bits, verti_width, verti_height ); |
| 301 | } |
| 302 | } |
| 303 | |
| 304 | void wxWindowDC::DoGetSize( int* width, int* height ) const |
| 305 | { |
| 306 | wxCHECK_RET( m_owner, _T("GetSize() doesn't work without window") ); |
| 307 | |
| 308 | m_owner->GetSize(width, height); |
| 309 | } |
| 310 | |
| 311 | void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), |
| 312 | const wxColour& WXUNUSED(col), int WXUNUSED(style) ) |
| 313 | { |
| 314 | wxFAIL_MSG("not implemented"); |
| 315 | } |
| 316 | |
| 317 | bool wxWindowDC::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const |
| 318 | { |
| 319 | // Generic (and therefore rather inefficient) method. |
| 320 | // Could be improved. |
| 321 | wxMemoryDC memdc; |
| 322 | wxBitmap bitmap(1, 1); |
| 323 | memdc.SelectObject(bitmap); |
| 324 | memdc.Blit(0, 0, 1, 1, (wxDC*) this, x1, y1); |
| 325 | memdc.SelectObject(wxNullBitmap); |
| 326 | wxImage image(bitmap); |
| 327 | col->Set(image.GetRed(0, 0), image.GetGreen(0, 0), image.GetBlue(0, 0)); |
| 328 | return TRUE; |
| 329 | } |
| 330 | |
| 331 | void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 ) |
| 332 | { |
| 333 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 334 | |
| 335 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 336 | { |
| 337 | if (m_window) |
| 338 | XDrawLine( (Display*) m_display, (Window) m_window, |
| 339 | (GC) m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) ); |
| 340 | |
| 341 | CalcBoundingBox(x1, y1); |
| 342 | CalcBoundingBox(x2, y2); |
| 343 | } |
| 344 | } |
| 345 | |
| 346 | void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y ) |
| 347 | { |
| 348 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 349 | |
| 350 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 351 | { |
| 352 | int w = 0; |
| 353 | int h = 0; |
| 354 | GetSize( &w, &h ); |
| 355 | wxCoord xx = XLOG2DEV(x); |
| 356 | wxCoord yy = YLOG2DEV(y); |
| 357 | if (m_window) |
| 358 | { |
| 359 | XDrawLine( (Display*) m_display, (Window) m_window, |
| 360 | (GC) m_penGC, 0, yy, XLOG2DEVREL(w), yy ); |
| 361 | XDrawLine( (Display*) m_display, (Window) m_window, |
| 362 | (GC) m_penGC, xx, 0, xx, YLOG2DEVREL(h) ); |
| 363 | } |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2, wxCoord xc, wxCoord yc ) |
| 368 | { |
| 369 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 370 | |
| 371 | wxCoord xx1 = XLOG2DEV(x1); |
| 372 | wxCoord yy1 = YLOG2DEV(y1); |
| 373 | wxCoord xx2 = XLOG2DEV(x2); |
| 374 | wxCoord yy2 = YLOG2DEV(y2); |
| 375 | wxCoord xxc = XLOG2DEV(xc); |
| 376 | wxCoord yyc = YLOG2DEV(yc); |
| 377 | double dx = xx1 - xxc; |
| 378 | double dy = yy1 - yyc; |
| 379 | double radius = sqrt((double)(dx*dx+dy*dy)); |
| 380 | wxCoord r = (wxCoord)radius; |
| 381 | double radius1, radius2; |
| 382 | |
| 383 | if (xx1 == xx2 && yy1 == yy2) |
| 384 | { |
| 385 | radius1 = 0.0; |
| 386 | radius2 = 360.0; |
| 387 | } |
| 388 | else |
| 389 | if (radius == 0.0) |
| 390 | { |
| 391 | radius1 = radius2 = 0.0; |
| 392 | } |
| 393 | else |
| 394 | { |
| 395 | radius1 = (xx1 - xxc == 0) ? |
| 396 | (yy1 - yyc < 0) ? 90.0 : -90.0 : |
| 397 | -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG; |
| 398 | radius2 = (xx2 - xxc == 0) ? |
| 399 | (yy2 - yyc < 0) ? 90.0 : -90.0 : |
| 400 | -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG; |
| 401 | } |
| 402 | wxCoord alpha1 = wxCoord(radius1 * 64.0); |
| 403 | wxCoord alpha2 = wxCoord((radius2 - radius1) * 64.0); |
| 404 | while (alpha2 <= 0) alpha2 += 360*64; |
| 405 | while (alpha1 > 360*64) alpha1 -= 360*64; |
| 406 | |
| 407 | if (m_window) |
| 408 | { |
| 409 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 410 | { |
| 411 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 412 | { |
| 413 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, |
| 414 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 415 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 416 | |
| 417 | XFillArc( (Display*) m_display, (Window) m_window, |
| 418 | (GC) m_brushGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 419 | |
| 420 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 421 | } else |
| 422 | if (IS_15_PIX_HATCH(m_brush.GetStyle())) |
| 423 | { |
| 424 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 425 | m_deviceOriginX % 15, m_deviceOriginY % 15 ); |
| 426 | |
| 427 | XFillArc( (Display*) m_display, (Window) m_window, |
| 428 | (GC) m_brushGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 429 | |
| 430 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 431 | } else |
| 432 | if (IS_16_PIX_HATCH(m_brush.GetStyle())) |
| 433 | { |
| 434 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 435 | m_deviceOriginX % 16, m_deviceOriginY % 16 ); |
| 436 | |
| 437 | XFillArc( (Display*) m_display, (Window) m_window, |
| 438 | (GC) m_brushGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 439 | |
| 440 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 441 | } else |
| 442 | if (m_brush.GetStyle() == wxSTIPPLE) |
| 443 | { |
| 444 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 445 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 446 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 447 | |
| 448 | XFillArc( (Display*) m_display, (Window) m_window, |
| 449 | (GC) m_brushGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 450 | |
| 451 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 452 | } |
| 453 | else |
| 454 | { |
| 455 | XFillArc( (Display*) m_display, (Window) m_window, |
| 456 | (GC) m_brushGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 461 | { |
| 462 | XDrawArc( (Display*) m_display, (Window) m_window, |
| 463 | (GC) m_penGC, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 ); |
| 464 | |
| 465 | XDrawLine( (Display*) m_display, (Window) m_window, |
| 466 | (GC) m_penGC, xx1, yy1, xxc, yyc ); |
| 467 | |
| 468 | XDrawLine( (Display*) m_display, (Window) m_window, |
| 469 | (GC) m_penGC, xxc, yyc, xx2, yy2 ); |
| 470 | } |
| 471 | } |
| 472 | |
| 473 | CalcBoundingBox (x1, y1); |
| 474 | CalcBoundingBox (x2, y2); |
| 475 | } |
| 476 | |
| 477 | void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea ) |
| 478 | { |
| 479 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 480 | |
| 481 | wxCoord xx = XLOG2DEV(x); |
| 482 | wxCoord yy = YLOG2DEV(y); |
| 483 | wxCoord ww = m_signX * XLOG2DEVREL(width); |
| 484 | wxCoord hh = m_signY * YLOG2DEVREL(height); |
| 485 | |
| 486 | // CMB: handle -ve width and/or height |
| 487 | if (ww < 0) { ww = -ww; xx = xx - ww; } |
| 488 | if (hh < 0) { hh = -hh; yy = yy - hh; } |
| 489 | |
| 490 | if (m_window) |
| 491 | { |
| 492 | wxCoord start = wxCoord(sa * 64.0); |
| 493 | wxCoord end = wxCoord((ea-sa) * 64.0); |
| 494 | |
| 495 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 496 | { |
| 497 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 498 | { |
| 499 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, |
| 500 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 501 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 502 | |
| 503 | XFillArc( (Display*) m_display, (Window) m_window, |
| 504 | (GC) m_textGC, xx, yy, ww, hh, start, end ); |
| 505 | |
| 506 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 507 | } else |
| 508 | if (IS_15_PIX_HATCH(m_brush.GetStyle())) |
| 509 | { |
| 510 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 511 | m_deviceOriginX % 15, m_deviceOriginY % 15 ); |
| 512 | |
| 513 | XFillArc( (Display*) m_display, (Window) m_window, |
| 514 | (GC) m_brushGC, xx, yy, ww, hh, start, end ); |
| 515 | |
| 516 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 517 | } else |
| 518 | if (IS_16_PIX_HATCH(m_brush.GetStyle())) |
| 519 | { |
| 520 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 521 | m_deviceOriginX % 16, m_deviceOriginY % 16 ); |
| 522 | |
| 523 | XFillArc( (Display*) m_display, (Window) m_window, |
| 524 | (GC) m_brushGC, xx, yy, ww, hh, start, end ); |
| 525 | |
| 526 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 527 | } else |
| 528 | if (m_brush.GetStyle() == wxSTIPPLE) |
| 529 | { |
| 530 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 531 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 532 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 533 | |
| 534 | XFillArc( (Display*) m_display, (Window) m_window, |
| 535 | (GC) m_brushGC, xx, yy, ww, hh, start, end ); |
| 536 | |
| 537 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 538 | } |
| 539 | else |
| 540 | { |
| 541 | XFillArc( (Display*) m_display, (Window) m_window, |
| 542 | (GC) m_brushGC, xx, yy, ww, hh, start, end ); |
| 543 | } |
| 544 | } |
| 545 | |
| 546 | if (m_pen.GetStyle() != wxTRANSPARENT) |
| 547 | { |
| 548 | XDrawArc( (Display*) m_display, (Window) m_window, |
| 549 | (GC) m_penGC, xx, yy, ww, hh, start, end ); |
| 550 | } |
| 551 | } |
| 552 | |
| 553 | CalcBoundingBox (x, y); |
| 554 | CalcBoundingBox (x + width, y + height); |
| 555 | } |
| 556 | |
| 557 | void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y ) |
| 558 | { |
| 559 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 560 | |
| 561 | if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window) |
| 562 | XDrawPoint( (Display*) m_display, (Window) m_window, |
| 563 | (GC) m_penGC, XLOG2DEV(x), YLOG2DEV(y) ); |
| 564 | |
| 565 | CalcBoundingBox (x, y); |
| 566 | } |
| 567 | |
| 568 | void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset ) |
| 569 | { |
| 570 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 571 | |
| 572 | if (m_pen.GetStyle() == wxTRANSPARENT) return; |
| 573 | if (n <= 0) return; |
| 574 | |
| 575 | XPoint *xpoints = new XPoint[n]; |
| 576 | for (int i = 0; i < n; i++) |
| 577 | { |
| 578 | xpoints[i].x = XLOG2DEV (points[i].x + xoffset); |
| 579 | xpoints[i].y = YLOG2DEV (points[i].y + yoffset); |
| 580 | |
| 581 | CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset ); |
| 582 | } |
| 583 | XDrawLines( (Display*) m_display, (Window) m_window, (GC) m_penGC, xpoints, n, 0 ); |
| 584 | |
| 585 | delete[] xpoints; |
| 586 | } |
| 587 | |
| 588 | void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], |
| 589 | wxCoord xoffset, wxCoord yoffset, int fillStyle ) |
| 590 | { |
| 591 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 592 | |
| 593 | if (n <= 0) return; |
| 594 | |
| 595 | XPoint *xpoints = new XPoint[n + 1]; |
| 596 | int i; |
| 597 | for (i = 0; i < n; i++) |
| 598 | { |
| 599 | xpoints[i].x = XLOG2DEV (points[i].x + xoffset); |
| 600 | xpoints[i].y = YLOG2DEV (points[i].y + yoffset); |
| 601 | |
| 602 | CalcBoundingBox (points[i].x + xoffset, points[i].y + yoffset); |
| 603 | } |
| 604 | |
| 605 | if (m_window) |
| 606 | { |
| 607 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 608 | { |
| 609 | |
| 610 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 611 | { |
| 612 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, |
| 613 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 614 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 615 | |
| 616 | XFillPolygon( (Display*) m_display, (Window) m_window, |
| 617 | (GC) m_textGC, xpoints, n, Complex, 0); |
| 618 | |
| 619 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 620 | } else |
| 621 | if (IS_15_PIX_HATCH(m_brush.GetStyle())) |
| 622 | { |
| 623 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 624 | m_deviceOriginX % 15, m_deviceOriginY % 15 ); |
| 625 | |
| 626 | XFillPolygon( (Display*) m_display, (Window) m_window, |
| 627 | (GC) m_brushGC, xpoints, n, Complex, 0); |
| 628 | |
| 629 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 630 | } else |
| 631 | if (IS_16_PIX_HATCH(m_brush.GetStyle())) |
| 632 | { |
| 633 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 634 | m_deviceOriginX % 16, m_deviceOriginY % 16 ); |
| 635 | |
| 636 | XFillPolygon( (Display*) m_display, (Window) m_window, |
| 637 | (GC) m_brushGC, xpoints, n, Complex, 0); |
| 638 | |
| 639 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 640 | } else |
| 641 | if (m_brush.GetStyle() == wxSTIPPLE) |
| 642 | { |
| 643 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 644 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 645 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 646 | |
| 647 | XFillPolygon( (Display*) m_display, (Window) m_window, |
| 648 | (GC) m_brushGC, xpoints, n, Complex, 0); |
| 649 | |
| 650 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 651 | } |
| 652 | else |
| 653 | { |
| 654 | XFillPolygon( (Display*) m_display, (Window) m_window, |
| 655 | (GC) m_brushGC, xpoints, n, Complex, 0); |
| 656 | } |
| 657 | } |
| 658 | |
| 659 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 660 | { |
| 661 | // Close figure for XDrawLines |
| 662 | xpoints[i].x = xpoints[0].x; |
| 663 | xpoints[i].y = xpoints[0].y; |
| 664 | |
| 665 | XDrawLines( (Display*) m_display, (Window) m_window, (GC) m_penGC, xpoints, n + 1, 0); |
| 666 | } |
| 667 | } |
| 668 | |
| 669 | delete[] xpoints; |
| 670 | } |
| 671 | |
| 672 | void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) |
| 673 | { |
| 674 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 675 | |
| 676 | wxCoord xx = XLOG2DEV(x); |
| 677 | wxCoord yy = YLOG2DEV(y); |
| 678 | wxCoord ww = m_signX * XLOG2DEVREL(width); |
| 679 | wxCoord hh = m_signY * YLOG2DEVREL(height); |
| 680 | |
| 681 | // CMB: draw nothing if transformed w or h is 0 |
| 682 | if (ww == 0 || hh == 0) return; |
| 683 | |
| 684 | // CMB: handle -ve width and/or height |
| 685 | if (ww < 0) { ww = -ww; xx = xx - ww; } |
| 686 | if (hh < 0) { hh = -hh; yy = yy - hh; } |
| 687 | |
| 688 | if (m_window) |
| 689 | { |
| 690 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 691 | { |
| 692 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 693 | { |
| 694 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, |
| 695 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 696 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 697 | |
| 698 | XFillRectangle( (Display*) m_display, (Window) m_window, |
| 699 | (GC) m_textGC, xx, yy, ww, hh ); |
| 700 | |
| 701 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 702 | } else |
| 703 | if (IS_15_PIX_HATCH(m_brush.GetStyle())) |
| 704 | { |
| 705 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 706 | m_deviceOriginX % 15, m_deviceOriginY % 15 ); |
| 707 | |
| 708 | XFillRectangle( (Display*) m_display, (Window) m_window, |
| 709 | (GC) m_brushGC, xx, yy, ww, hh ); |
| 710 | |
| 711 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 712 | } else |
| 713 | if (IS_16_PIX_HATCH(m_brush.GetStyle())) |
| 714 | { |
| 715 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 716 | m_deviceOriginX % 16, m_deviceOriginY % 16 ); |
| 717 | |
| 718 | XFillRectangle( (Display*) m_display, (Window) m_window, |
| 719 | (GC) m_brushGC, xx, yy, ww, hh ); |
| 720 | |
| 721 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 722 | } else |
| 723 | if (m_brush.GetStyle() == wxSTIPPLE) |
| 724 | { |
| 725 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 726 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 727 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 728 | |
| 729 | XFillRectangle( (Display*) m_display, (Window) m_window, |
| 730 | (GC) m_brushGC, xx, yy, ww, hh ); |
| 731 | |
| 732 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 733 | } |
| 734 | else |
| 735 | { |
| 736 | XFillRectangle( (Display*) m_display, (Window) m_window, |
| 737 | (GC) m_brushGC, xx, yy, ww, hh ); |
| 738 | } |
| 739 | } |
| 740 | |
| 741 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 742 | { |
| 743 | XDrawRectangle( (Display*) m_display, (Window) m_window, |
| 744 | (GC) m_penGC, xx, yy, ww, hh ); |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | CalcBoundingBox( x, y ); |
| 749 | CalcBoundingBox( x + width, y + height ); |
| 750 | } |
| 751 | |
| 752 | void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius ) |
| 753 | { |
| 754 | // later |
| 755 | } |
| 756 | |
| 757 | void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) |
| 758 | { |
| 759 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 760 | |
| 761 | wxCoord xx = XLOG2DEV(x); |
| 762 | wxCoord yy = YLOG2DEV(y); |
| 763 | wxCoord ww = m_signX * XLOG2DEVREL(width); |
| 764 | wxCoord hh = m_signY * YLOG2DEVREL(height); |
| 765 | |
| 766 | // CMB: handle -ve width and/or height |
| 767 | if (ww < 0) { ww = -ww; xx = xx - ww; } |
| 768 | if (hh < 0) { hh = -hh; yy = yy - hh; } |
| 769 | |
| 770 | if (m_window) |
| 771 | { |
| 772 | if (m_brush.GetStyle() != wxTRANSPARENT) |
| 773 | { |
| 774 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 775 | { |
| 776 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, |
| 777 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 778 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 779 | |
| 780 | XFillArc( (Display*) m_display, (Window) m_window, |
| 781 | (GC) m_textGC, xx, yy, ww, hh, 0, 360*64 ); |
| 782 | |
| 783 | XSetTSOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 784 | } else |
| 785 | if (IS_15_PIX_HATCH(m_brush.GetStyle())) |
| 786 | { |
| 787 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 788 | m_deviceOriginX % 15, m_deviceOriginY % 15 ); |
| 789 | |
| 790 | XFillArc( (Display*) m_display, (Window) m_window, |
| 791 | (GC) m_brushGC, xx, yy, ww, hh, 0, 360*64 ); |
| 792 | |
| 793 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 794 | } else |
| 795 | if (IS_16_PIX_HATCH(m_brush.GetStyle())) |
| 796 | { |
| 797 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 798 | m_deviceOriginX % 16, m_deviceOriginY % 16 ); |
| 799 | |
| 800 | XFillArc( (Display*) m_display, (Window) m_window, |
| 801 | (GC) m_brushGC, xx, yy, ww, hh, 0, 360*64 ); |
| 802 | |
| 803 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 804 | } else |
| 805 | if (m_brush.GetStyle() == wxSTIPPLE) |
| 806 | { |
| 807 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, |
| 808 | m_deviceOriginX % m_brush.GetStipple()->GetWidth(), |
| 809 | m_deviceOriginY % m_brush.GetStipple()->GetHeight() ); |
| 810 | |
| 811 | XFillArc( (Display*) m_display, (Window) m_window, |
| 812 | (GC) m_brushGC, xx, yy, ww, hh, 0, 360*64 ); |
| 813 | |
| 814 | XSetTSOrigin( (Display*) m_display, (GC) m_brushGC, 0, 0 ); |
| 815 | } |
| 816 | else |
| 817 | { |
| 818 | XFillArc( (Display*) m_display, (Window) m_window, |
| 819 | (GC) m_brushGC, xx, yy, ww, hh, 0, 360*64 ); |
| 820 | } |
| 821 | } |
| 822 | |
| 823 | if (m_pen.GetStyle () != wxTRANSPARENT) |
| 824 | { |
| 825 | XDrawArc( (Display*) m_display, (Window) m_window, |
| 826 | (GC) m_penGC, xx, yy, ww, hh, 0, 360*64 ); |
| 827 | } |
| 828 | } |
| 829 | |
| 830 | CalcBoundingBox( x, y ); |
| 831 | CalcBoundingBox( x + width, y + height ); |
| 832 | } |
| 833 | |
| 834 | void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y) |
| 835 | { |
| 836 | } |
| 837 | |
| 838 | void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap, |
| 839 | wxCoord x, wxCoord y, |
| 840 | bool useMask ) |
| 841 | { |
| 842 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 843 | |
| 844 | wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") ); |
| 845 | |
| 846 | bool is_mono = (bitmap.GetBitmap() != NULL); |
| 847 | |
| 848 | /* scale/translate size and position */ |
| 849 | int xx = XLOG2DEV(x); |
| 850 | int yy = YLOG2DEV(y); |
| 851 | |
| 852 | int w = bitmap.GetWidth(); |
| 853 | int h = bitmap.GetHeight(); |
| 854 | |
| 855 | CalcBoundingBox( x, y ); |
| 856 | CalcBoundingBox( x + w, y + h ); |
| 857 | |
| 858 | if (!m_window) return; |
| 859 | |
| 860 | int ww = XLOG2DEVREL(w); |
| 861 | int hh = YLOG2DEVREL(h); |
| 862 | |
| 863 | /* compare to current clipping region */ |
| 864 | if (!m_currentClippingRegion.IsNull()) |
| 865 | { |
| 866 | wxRegion tmp( xx,yy,ww,hh ); |
| 867 | tmp.Intersect( m_currentClippingRegion ); |
| 868 | if (tmp.IsEmpty()) |
| 869 | return; |
| 870 | } |
| 871 | |
| 872 | /* scale bitmap if required */ |
| 873 | wxBitmap use_bitmap; |
| 874 | if ((w != ww) || (h != hh)) |
| 875 | { |
| 876 | wxImage image( bitmap ); |
| 877 | image.Rescale( ww, hh ); |
| 878 | #if 0 |
| 879 | if (is_mono) |
| 880 | use_bitmap = image.ConvertToMonoBitmap(255,255,255); |
| 881 | else |
| 882 | #endif |
| 883 | use_bitmap = image.ConvertToBitmap(); |
| 884 | } |
| 885 | else |
| 886 | { |
| 887 | use_bitmap = bitmap; |
| 888 | } |
| 889 | |
| 890 | /* apply mask if any */ |
| 891 | WXPixmap mask = NULL; |
| 892 | if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); |
| 893 | { |
| 894 | if (useMask && mask) |
| 895 | { |
| 896 | WXPixmap new_mask = NULL; |
| 897 | #if 0 |
| 898 | if (!m_currentClippingRegion.IsNull()) |
| 899 | { |
| 900 | GdkColor col; |
| 901 | new_mask = gdk_pixmap_new( wxGetRootWindow()->window, ww, hh, 1 ); |
| 902 | GdkGC *gc = gdk_gc_new( new_mask ); |
| 903 | col.pixel = 0; |
| 904 | gdk_gc_set_foreground( gc, &col ); |
| 905 | gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh ); |
| 906 | col.pixel = 0; |
| 907 | gdk_gc_set_background( gc, &col ); |
| 908 | col.pixel = 1; |
| 909 | gdk_gc_set_foreground( gc, &col ); |
| 910 | gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() ); |
| 911 | gdk_gc_set_clip_origin( gc, -xx, -yy ); |
| 912 | gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); |
| 913 | gdk_gc_set_stipple( gc, mask ); |
| 914 | gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, ww, hh ); |
| 915 | gdk_gc_unref( gc ); |
| 916 | } |
| 917 | #endif |
| 918 | if (is_mono) |
| 919 | { |
| 920 | if (new_mask) |
| 921 | XSetClipMask( (Display*) m_display, (GC) m_textGC, (Pixmap) new_mask ); |
| 922 | else |
| 923 | XSetClipMask( (Display*) m_display, (GC) m_textGC, (Pixmap) mask ); |
| 924 | XSetClipOrigin( (Display*) m_display, (GC) m_textGC, xx, yy ); |
| 925 | } |
| 926 | else |
| 927 | { |
| 928 | if (new_mask) |
| 929 | XSetClipMask( (Display*) m_display, (GC) m_penGC, (Pixmap) new_mask ); |
| 930 | else |
| 931 | XSetClipMask( (Display*) m_display, (GC) m_penGC, (Pixmap) mask ); |
| 932 | XSetClipOrigin( (Display*) m_display, (GC) m_penGC, xx, yy ); |
| 933 | } |
| 934 | |
| 935 | if (new_mask) |
| 936 | XFreePixmap( (Display*) m_display, (Pixmap) new_mask ); |
| 937 | } |
| 938 | } |
| 939 | |
| 940 | /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For |
| 941 | drawing a mono-bitmap (XBitmap) we use the current text GC */ |
| 942 | if (is_mono) |
| 943 | XCopyPlane( (Display*) m_display, (Pixmap) use_bitmap.GetBitmap(), (Window) m_window, |
| 944 | (GC) m_textGC, 0, 0, w, h, xx, yy, 1 ); |
| 945 | else |
| 946 | XCopyArea( (Display*) m_display, (Pixmap) use_bitmap.GetPixmap(), (Window) m_window, |
| 947 | (GC) m_penGC, 0, 0, w, h, xx, yy ); |
| 948 | |
| 949 | /* remove mask again if any */ |
| 950 | if (useMask && mask) |
| 951 | { |
| 952 | if (is_mono) |
| 953 | { |
| 954 | XSetClipMask( (Display*) m_display, (GC) m_textGC, None ); |
| 955 | XSetClipOrigin( (Display*) m_display, (GC) m_textGC, 0, 0 ); |
| 956 | if (!m_currentClippingRegion.IsNull()) |
| 957 | XSetRegion( (Display*) m_display, (GC) m_textGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 958 | } |
| 959 | else |
| 960 | { |
| 961 | XSetClipMask( (Display*) m_display, (GC) m_penGC, None ); |
| 962 | XSetClipOrigin( (Display*) m_display, (GC) m_penGC, 0, 0 ); |
| 963 | if (!m_currentClippingRegion.IsNull()) |
| 964 | XSetRegion( (Display*) m_display, (GC) m_penGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 965 | } |
| 966 | } |
| 967 | } |
| 968 | |
| 969 | bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, |
| 970 | wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop, bool useMask, |
| 971 | wxCoord xsrcMask, wxCoord ysrcMask ) |
| 972 | { |
| 973 | /* this is the nth try to get this utterly useless function to |
| 974 | work. it now completely ignores the scaling or translation |
| 975 | of the source dc, but scales correctly on the target dc and |
| 976 | knows about possible mask information in a memory dc. */ |
| 977 | |
| 978 | wxCHECK_MSG( Ok(), FALSE, wxT("invalid window dc") ); |
| 979 | |
| 980 | wxCHECK_MSG( source, FALSE, wxT("invalid source dc") ); |
| 981 | |
| 982 | if (!m_window) return FALSE; |
| 983 | |
| 984 | // transform the source DC coords to the device ones |
| 985 | xsrc = source->XLOG2DEV(xsrc); |
| 986 | ysrc = source->YLOG2DEV(ysrc); |
| 987 | |
| 988 | wxClientDC *srcDC = (wxClientDC*)source; |
| 989 | wxMemoryDC *memDC = (wxMemoryDC*)source; |
| 990 | |
| 991 | bool use_bitmap_method = FALSE; |
| 992 | bool is_mono = FALSE; |
| 993 | |
| 994 | /* TODO: use the mask origin when drawing transparently */ |
| 995 | if (xsrcMask == -1 && ysrcMask == -1) |
| 996 | { |
| 997 | xsrcMask = xsrc; ysrcMask = ysrc; |
| 998 | } |
| 999 | |
| 1000 | #if 0 |
| 1001 | if (srcDC->m_isMemDC) |
| 1002 | { |
| 1003 | if (!memDC->m_selected.Ok()) return FALSE; |
| 1004 | |
| 1005 | /* we use the "XCopyArea" way to copy a memory dc into |
| 1006 | y different window if the memory dc BOTH |
| 1007 | a) doesn't have any mask or its mask isn't used |
| 1008 | b) it is clipped |
| 1009 | c) is not 1-bit */ |
| 1010 | |
| 1011 | if (useMask && (memDC->m_selected.GetMask())) |
| 1012 | { |
| 1013 | /* we HAVE TO use the direct way for memory dcs |
| 1014 | that have mask since the XCopyArea doesn't know |
| 1015 | about masks */ |
| 1016 | use_bitmap_method = TRUE; |
| 1017 | } |
| 1018 | else if (memDC->m_selected.GetDepth() == 1) |
| 1019 | { |
| 1020 | /* we HAVE TO use the direct way for memory dcs |
| 1021 | that are bitmaps because XCopyArea doesn't cope |
| 1022 | with different bit depths */ |
| 1023 | is_mono = TRUE; |
| 1024 | use_bitmap_method = TRUE; |
| 1025 | } |
| 1026 | else if ((xsrc == 0) && (ysrc == 0) && |
| 1027 | (width == memDC->m_selected.GetWidth()) && |
| 1028 | (height == memDC->m_selected.GetHeight())) |
| 1029 | { |
| 1030 | /* we SHOULD use the direct way if all of the bitmap |
| 1031 | in the memory dc is copied in which case XCopyArea |
| 1032 | wouldn't be able able to boost performace by reducing |
| 1033 | the area to be scaled */ |
| 1034 | use_bitmap_method = TRUE; |
| 1035 | } |
| 1036 | else |
| 1037 | { |
| 1038 | use_bitmap_method = FALSE; |
| 1039 | } |
| 1040 | } |
| 1041 | |
| 1042 | CalcBoundingBox( xdest, ydest ); |
| 1043 | CalcBoundingBox( xdest + width, ydest + height ); |
| 1044 | |
| 1045 | /* scale/translate size and position */ |
| 1046 | wxCoord xx = XLOG2DEV(xdest); |
| 1047 | wxCoord yy = YLOG2DEV(ydest); |
| 1048 | |
| 1049 | wxCoord ww = XLOG2DEVREL(width); |
| 1050 | wxCoord hh = YLOG2DEVREL(height); |
| 1051 | |
| 1052 | /* compare to current clipping region */ |
| 1053 | if (!m_currentClippingRegion.IsNull()) |
| 1054 | { |
| 1055 | wxRegion tmp( xx,yy,ww,hh ); |
| 1056 | tmp.Intersect( m_currentClippingRegion ); |
| 1057 | if (tmp.IsEmpty()) |
| 1058 | return TRUE; |
| 1059 | } |
| 1060 | |
| 1061 | int old_logical_func = m_logicalFunction; |
| 1062 | SetLogicalFunction( logical_func ); |
| 1063 | |
| 1064 | if (use_bitmap_method) |
| 1065 | { |
| 1066 | /* scale/translate bitmap size */ |
| 1067 | wxCoord bm_width = memDC->m_selected.GetWidth(); |
| 1068 | wxCoord bm_height = memDC->m_selected.GetHeight(); |
| 1069 | |
| 1070 | wxCoord bm_ww = XLOG2DEVREL( bm_width ); |
| 1071 | wxCoord bm_hh = YLOG2DEVREL( bm_height ); |
| 1072 | |
| 1073 | /* scale bitmap if required */ |
| 1074 | wxBitmap use_bitmap; |
| 1075 | |
| 1076 | if ((bm_width != bm_ww) || (bm_height != bm_hh)) |
| 1077 | { |
| 1078 | wxImage image( memDC->m_selected ); |
| 1079 | image = image.Scale( bm_ww, bm_hh ); |
| 1080 | |
| 1081 | if (is_mono) |
| 1082 | use_bitmap = image.ConvertToMonoBitmap(255,255,255); |
| 1083 | else |
| 1084 | use_bitmap = image.ConvertToBitmap(); |
| 1085 | } |
| 1086 | else |
| 1087 | { |
| 1088 | use_bitmap = memDC->m_selected; |
| 1089 | } |
| 1090 | |
| 1091 | /* apply mask if any */ |
| 1092 | GdkBitmap *mask = (GdkBitmap *) NULL; |
| 1093 | if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap(); |
| 1094 | |
| 1095 | if (useMask && mask) |
| 1096 | { |
| 1097 | GdkBitmap *new_mask = (GdkBitmap*) NULL; |
| 1098 | if (!m_currentClippingRegion.IsNull()) |
| 1099 | { |
| 1100 | GdkColor col; |
| 1101 | new_mask = gdk_pixmap_new( wxGetRootWindow()->window, bm_ww, bm_hh, 1 ); |
| 1102 | GdkGC *gc = gdk_gc_new( new_mask ); |
| 1103 | col.pixel = 0; |
| 1104 | gdk_gc_set_foreground( gc, &col ); |
| 1105 | gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh ); |
| 1106 | col.pixel = 0; |
| 1107 | gdk_gc_set_background( gc, &col ); |
| 1108 | col.pixel = 1; |
| 1109 | gdk_gc_set_foreground( gc, &col ); |
| 1110 | gdk_gc_set_clip_region( gc, m_currentClippingRegion.GetRegion() ); |
| 1111 | gdk_gc_set_clip_origin( gc, -xx, -yy ); |
| 1112 | gdk_gc_set_fill( gc, GDK_OPAQUE_STIPPLED ); |
| 1113 | gdk_gc_set_stipple( gc, mask ); |
| 1114 | gdk_draw_rectangle( new_mask, gc, TRUE, 0, 0, bm_ww, bm_hh ); |
| 1115 | gdk_gc_unref( gc ); |
| 1116 | } |
| 1117 | |
| 1118 | if (is_mono) |
| 1119 | { |
| 1120 | if (new_mask) |
| 1121 | gdk_gc_set_clip_mask( m_textGC, new_mask ); |
| 1122 | else |
| 1123 | gdk_gc_set_clip_mask( m_textGC, mask ); |
| 1124 | gdk_gc_set_clip_origin( m_textGC, xx, yy ); |
| 1125 | } |
| 1126 | else |
| 1127 | { |
| 1128 | if (new_mask) |
| 1129 | gdk_gc_set_clip_mask( m_penGC, new_mask ); |
| 1130 | else |
| 1131 | gdk_gc_set_clip_mask( m_penGC, mask ); |
| 1132 | gdk_gc_set_clip_origin( m_penGC, xx, yy ); |
| 1133 | } |
| 1134 | if (new_mask) |
| 1135 | gdk_bitmap_unref( new_mask ); |
| 1136 | } |
| 1137 | |
| 1138 | /* Draw XPixmap or XBitmap, depending on what the wxBitmap contains. For |
| 1139 | drawing a mono-bitmap (XBitmap) we use the current text GC */ |
| 1140 | |
| 1141 | if (is_mono) |
| 1142 | gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh ); |
| 1143 | else |
| 1144 | gdk_draw_pixmap( m_window, m_penGC, use_bitmap.GetPixmap(), xsrc, ysrc, xx, yy, ww, hh ); |
| 1145 | |
| 1146 | /* remove mask again if any */ |
| 1147 | if (useMask && mask) |
| 1148 | { |
| 1149 | if (is_mono) |
| 1150 | { |
| 1151 | gdk_gc_set_clip_mask( m_textGC, (GdkBitmap *) NULL ); |
| 1152 | gdk_gc_set_clip_origin( m_textGC, 0, 0 ); |
| 1153 | if (!m_currentClippingRegion.IsNull()) |
| 1154 | gdk_gc_set_clip_region( m_textGC, m_currentClippingRegion.GetRegion() ); |
| 1155 | } |
| 1156 | else |
| 1157 | { |
| 1158 | gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL ); |
| 1159 | gdk_gc_set_clip_origin( m_penGC, 0, 0 ); |
| 1160 | if (!m_currentClippingRegion.IsNull()) |
| 1161 | gdk_gc_set_clip_region( m_penGC, m_currentClippingRegion.GetRegion() ); |
| 1162 | } |
| 1163 | } |
| 1164 | } |
| 1165 | else /* use_bitmap_method */ |
| 1166 | { |
| 1167 | if ((width != ww) || (height != hh)) |
| 1168 | { |
| 1169 | /* draw source window into a bitmap as we cannot scale |
| 1170 | a window in contrast to a bitmap. this would actually |
| 1171 | work with memory dcs as well, but we'd lose the mask |
| 1172 | information and waste one step in this process since |
| 1173 | a memory already has a bitmap. all this is slightly |
| 1174 | inefficient as we could take an XImage directly from |
| 1175 | an X window, but we'd then also have to care that |
| 1176 | the window is not outside the screen (in which case |
| 1177 | we'd get a BadMatch or what not). |
| 1178 | Is a double XGetImage and combined XGetPixel and |
| 1179 | XPutPixel really faster? I'm not sure. look at wxXt |
| 1180 | for a different implementation of the same problem. */ |
| 1181 | |
| 1182 | wxBitmap bitmap( width, height ); |
| 1183 | |
| 1184 | /* copy including child window contents */ |
| 1185 | gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS ); |
| 1186 | gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0, |
| 1187 | srcDC->GetWindow(), |
| 1188 | xsrc, ysrc, width, height ); |
| 1189 | gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN ); |
| 1190 | |
| 1191 | /* scale image */ |
| 1192 | wxImage image( bitmap ); |
| 1193 | image = image.Scale( ww, hh ); |
| 1194 | |
| 1195 | /* convert to bitmap */ |
| 1196 | bitmap = image.ConvertToBitmap(); |
| 1197 | |
| 1198 | /* draw scaled bitmap */ |
| 1199 | gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 ); |
| 1200 | |
| 1201 | } |
| 1202 | else |
| 1203 | { |
| 1204 | /* No scaling and not a memory dc with a mask either */ |
| 1205 | |
| 1206 | /* copy including child window contents */ |
| 1207 | gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS ); |
| 1208 | gdk_window_copy_area( m_window, m_penGC, xx, yy, |
| 1209 | srcDC->GetWindow(), |
| 1210 | xsrc, ysrc, width, height ); |
| 1211 | gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN ); |
| 1212 | } |
| 1213 | } |
| 1214 | |
| 1215 | SetLogicalFunction( old_logical_func ); |
| 1216 | return TRUE; |
| 1217 | #endif |
| 1218 | |
| 1219 | return FALSE; |
| 1220 | } |
| 1221 | |
| 1222 | void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y ) |
| 1223 | { |
| 1224 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1225 | |
| 1226 | if (!m_window) return; |
| 1227 | |
| 1228 | XFontStruct *xfont = (XFontStruct*) m_font.GetFontStruct( m_scaleY, m_display ); |
| 1229 | |
| 1230 | wxCHECK_RET( xfont, wxT("invalid font") ); |
| 1231 | |
| 1232 | x = XLOG2DEV(x); |
| 1233 | y = YLOG2DEV(y); |
| 1234 | |
| 1235 | #if 0 |
| 1236 | wxCoord width = gdk_string_width( font, text.mbc_str() ); |
| 1237 | wxCoord height = font->ascent + font->descent; |
| 1238 | |
| 1239 | if ( m_backgroundMode == wxSOLID ) |
| 1240 | { |
| 1241 | gdk_gc_set_foreground( m_textGC, m_textBackgroundColour.GetColor() ); |
| 1242 | gdk_draw_rectangle( m_window, m_textGC, TRUE, x, y, width, height ); |
| 1243 | gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() ); |
| 1244 | } |
| 1245 | #endif |
| 1246 | |
| 1247 | XSetFont( (Display*) m_display, (GC) m_textGC, xfont->fid ); |
| 1248 | if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0)) |
| 1249 | { |
| 1250 | XDrawString( (Display*) m_display, (Window) m_window, |
| 1251 | (GC) m_textGC, x, y + xfont->ascent, text.c_str(), text.Len() ); |
| 1252 | } |
| 1253 | |
| 1254 | #if 0 |
| 1255 | if (m_font.GetUnderlined()) |
| 1256 | { |
| 1257 | wxCoord ul_y = y + font->ascent; |
| 1258 | if (font->descent > 0) ul_y++; |
| 1259 | gdk_draw_line( m_window, m_textGC, x, ul_y, x + width, ul_y); |
| 1260 | } |
| 1261 | |
| 1262 | width = wxCoord(width / m_scaleX); |
| 1263 | height = wxCoord(height / m_scaleY); |
| 1264 | |
| 1265 | CalcBoundingBox (x + width, y + height); |
| 1266 | CalcBoundingBox (x, y); |
| 1267 | #endif |
| 1268 | } |
| 1269 | |
| 1270 | void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle ) |
| 1271 | { |
| 1272 | // later |
| 1273 | } |
| 1274 | |
| 1275 | void wxWindowDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height, |
| 1276 | wxCoord *descent, wxCoord *externalLeading, |
| 1277 | wxFont *font ) const |
| 1278 | { |
| 1279 | wxCHECK_RET( Ok(), "invalid dc" ); |
| 1280 | |
| 1281 | wxFont fontToUse = m_font; |
| 1282 | if (font) fontToUse = *font; |
| 1283 | |
| 1284 | wxCHECK_RET( fontToUse.Ok(), "invalid font" ); |
| 1285 | |
| 1286 | XFontStruct *xfont = (XFontStruct*) fontToUse.GetFontStruct( m_scaleY, m_display ); |
| 1287 | |
| 1288 | wxCHECK_RET( xfont, wxT("invalid font") ); |
| 1289 | |
| 1290 | int direction, ascent, descent2; |
| 1291 | XCharStruct overall; |
| 1292 | |
| 1293 | XTextExtents( xfont, string.c_str(), string.Len(), &direction, |
| 1294 | &ascent, &descent2, &overall); |
| 1295 | |
| 1296 | if (width) |
| 1297 | *width = (wxCoord)( overall.width / m_scaleX ); |
| 1298 | if (height) |
| 1299 | *height = (wxCoord)((ascent + descent2) / m_scaleY ); |
| 1300 | if (descent) |
| 1301 | *descent = (wxCoord)(descent2 / m_scaleY ); |
| 1302 | if (externalLeading) |
| 1303 | *externalLeading = 0; // ?? |
| 1304 | } |
| 1305 | |
| 1306 | wxCoord wxWindowDC::GetCharWidth() const |
| 1307 | { |
| 1308 | wxCHECK_MSG( Ok(), 0, "invalid dc" ); |
| 1309 | |
| 1310 | wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); |
| 1311 | |
| 1312 | XFontStruct *xfont = (XFontStruct*) m_font.GetFontStruct( m_scaleY, m_display ); |
| 1313 | |
| 1314 | wxCHECK_MSG( xfont, 0, wxT("invalid font") ); |
| 1315 | |
| 1316 | int direction, ascent, descent; |
| 1317 | XCharStruct overall; |
| 1318 | |
| 1319 | XTextExtents( xfont, "H", 1, &direction, &ascent, &descent, &overall ); |
| 1320 | |
| 1321 | return (wxCoord)(overall.width / m_scaleX); |
| 1322 | } |
| 1323 | |
| 1324 | wxCoord wxWindowDC::GetCharHeight() const |
| 1325 | { |
| 1326 | wxCHECK_MSG( Ok(), 0, "invalid dc" ); |
| 1327 | |
| 1328 | wxCHECK_MSG( m_font.Ok(), 0, "invalid font" ); |
| 1329 | |
| 1330 | XFontStruct *xfont = (XFontStruct*) m_font.GetFontStruct( m_scaleY, m_display ); |
| 1331 | |
| 1332 | wxCHECK_MSG( xfont, 0, wxT("invalid font") ); |
| 1333 | |
| 1334 | int direction, ascent, descent; |
| 1335 | XCharStruct overall; |
| 1336 | |
| 1337 | XTextExtents( xfont, "H", 1, &direction, &ascent, &descent, &overall ); |
| 1338 | |
| 1339 | return (wxCoord)((ascent+descent) / m_scaleY); |
| 1340 | } |
| 1341 | |
| 1342 | void wxWindowDC::Clear() |
| 1343 | { |
| 1344 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1345 | |
| 1346 | if (!m_window) return; |
| 1347 | |
| 1348 | /* - we either are a memory dc or have a window as the |
| 1349 | owner. anything else shouldn't happen. |
| 1350 | - we don't use gdk_window_clear() as we don't set |
| 1351 | the window's background colour anymore. it is too |
| 1352 | much pain to keep the DC's and the window's back- |
| 1353 | ground colour in synch. */ |
| 1354 | |
| 1355 | if (m_owner) |
| 1356 | { |
| 1357 | int width,height; |
| 1358 | m_owner->GetSize( &width, &height ); |
| 1359 | XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_bgGC, 0, 0, width, height ); |
| 1360 | return; |
| 1361 | } |
| 1362 | |
| 1363 | if (m_isMemDC) |
| 1364 | { |
| 1365 | int width,height; |
| 1366 | GetSize( &width, &height ); |
| 1367 | XFillRectangle( (Display*) m_display, (Window) m_window, (GC) m_bgGC, 0, 0, width, height ); |
| 1368 | return; |
| 1369 | } |
| 1370 | } |
| 1371 | |
| 1372 | void wxWindowDC::SetFont( const wxFont &font ) |
| 1373 | { |
| 1374 | wxCHECK_RET( Ok(), "invalid dc" ); |
| 1375 | |
| 1376 | m_font = font; |
| 1377 | } |
| 1378 | |
| 1379 | void wxWindowDC::SetPen( const wxPen &pen ) |
| 1380 | { |
| 1381 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1382 | |
| 1383 | if (m_pen == pen) return; |
| 1384 | |
| 1385 | m_pen = pen; |
| 1386 | |
| 1387 | if (!m_pen.Ok()) return; |
| 1388 | |
| 1389 | if (!m_window) return; |
| 1390 | |
| 1391 | int width = m_pen.GetWidth(); |
| 1392 | if (width <= 0) |
| 1393 | { |
| 1394 | // CMB: if width is non-zero scale it with the dc |
| 1395 | width = 1; |
| 1396 | } |
| 1397 | else |
| 1398 | { |
| 1399 | // X doesn't allow different width in x and y and so we take |
| 1400 | // the average |
| 1401 | double w = 0.5 + |
| 1402 | ( fabs((double) XLOG2DEVREL(width)) + |
| 1403 | fabs((double) YLOG2DEVREL(width)) ) / 2.0; |
| 1404 | width = (int)w; |
| 1405 | } |
| 1406 | |
| 1407 | static const wxX11Dash dotted[] = {1, 1}; |
| 1408 | static const wxX11Dash short_dashed[] = {2, 2}; |
| 1409 | static const wxX11Dash long_dashed[] = {2, 4}; |
| 1410 | static const wxX11Dash dotted_dashed[] = {3, 3, 1, 3}; |
| 1411 | |
| 1412 | // We express dash pattern in pen width unit, so we are |
| 1413 | // independent of zoom factor and so on... |
| 1414 | int req_nb_dash; |
| 1415 | const wxX11Dash *req_dash; |
| 1416 | |
| 1417 | int lineStyle = LineSolid; |
| 1418 | switch (m_pen.GetStyle()) |
| 1419 | { |
| 1420 | case wxUSER_DASH: |
| 1421 | { |
| 1422 | lineStyle = LineOnOffDash; |
| 1423 | req_nb_dash = m_pen.GetDashCount(); |
| 1424 | req_dash = (wxX11Dash*)m_pen.GetDash(); |
| 1425 | break; |
| 1426 | } |
| 1427 | case wxDOT: |
| 1428 | { |
| 1429 | lineStyle = LineOnOffDash; |
| 1430 | req_nb_dash = 2; |
| 1431 | req_dash = dotted; |
| 1432 | break; |
| 1433 | } |
| 1434 | case wxLONG_DASH: |
| 1435 | { |
| 1436 | lineStyle = LineOnOffDash; |
| 1437 | req_nb_dash = 2; |
| 1438 | req_dash = long_dashed; |
| 1439 | break; |
| 1440 | } |
| 1441 | case wxSHORT_DASH: |
| 1442 | { |
| 1443 | lineStyle = LineOnOffDash; |
| 1444 | req_nb_dash = 2; |
| 1445 | req_dash = short_dashed; |
| 1446 | break; |
| 1447 | } |
| 1448 | case wxDOT_DASH: |
| 1449 | { |
| 1450 | // lineStyle = LineDoubleDash; |
| 1451 | lineStyle = LineOnOffDash; |
| 1452 | req_nb_dash = 4; |
| 1453 | req_dash = dotted_dashed; |
| 1454 | break; |
| 1455 | } |
| 1456 | |
| 1457 | case wxTRANSPARENT: |
| 1458 | case wxSTIPPLE_MASK_OPAQUE: |
| 1459 | case wxSTIPPLE: |
| 1460 | case wxSOLID: |
| 1461 | default: |
| 1462 | { |
| 1463 | lineStyle = LineSolid; |
| 1464 | req_dash = (wxX11Dash*)NULL; |
| 1465 | req_nb_dash = 0; |
| 1466 | break; |
| 1467 | } |
| 1468 | } |
| 1469 | |
| 1470 | int capStyle = CapRound; |
| 1471 | switch (m_pen.GetCap()) |
| 1472 | { |
| 1473 | case wxCAP_PROJECTING: { capStyle = CapProjecting; break; } |
| 1474 | case wxCAP_BUTT: { capStyle = CapButt; break; } |
| 1475 | case wxCAP_ROUND: |
| 1476 | default: |
| 1477 | { |
| 1478 | if (width <= 1) |
| 1479 | { |
| 1480 | width = 0; |
| 1481 | capStyle = CapNotLast; |
| 1482 | } |
| 1483 | else |
| 1484 | { |
| 1485 | capStyle = CapRound; |
| 1486 | } |
| 1487 | break; |
| 1488 | } |
| 1489 | } |
| 1490 | |
| 1491 | int joinStyle = JoinRound; |
| 1492 | switch (m_pen.GetJoin()) |
| 1493 | { |
| 1494 | case wxJOIN_BEVEL: { joinStyle = JoinBevel; break; } |
| 1495 | case wxJOIN_MITER: { joinStyle = JoinMiter; break; } |
| 1496 | case wxJOIN_ROUND: |
| 1497 | default: { joinStyle = JoinRound; break; } |
| 1498 | } |
| 1499 | |
| 1500 | XSetLineAttributes( (Display*) m_display, (GC) m_penGC, width, lineStyle, capStyle, joinStyle ); |
| 1501 | |
| 1502 | m_pen.GetColour().CalcPixel( m_cmap ); |
| 1503 | XSetForeground( (Display*) m_display, (GC) m_penGC, m_pen.GetColour().GetPixel() ); |
| 1504 | } |
| 1505 | |
| 1506 | void wxWindowDC::SetBrush( const wxBrush &brush ) |
| 1507 | { |
| 1508 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1509 | |
| 1510 | if (m_brush == brush) return; |
| 1511 | |
| 1512 | m_brush = brush; |
| 1513 | |
| 1514 | if (!m_brush.Ok()) return; |
| 1515 | |
| 1516 | if (!m_window) return; |
| 1517 | |
| 1518 | m_brush.GetColour().CalcPixel( m_cmap ); |
| 1519 | XSetForeground( (Display*) m_display, (GC) m_brushGC, m_brush.GetColour().GetPixel() ); |
| 1520 | |
| 1521 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, FillSolid ); |
| 1522 | |
| 1523 | if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok())) |
| 1524 | { |
| 1525 | if (m_brush.GetStipple()->GetPixmap()) |
| 1526 | { |
| 1527 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, FillTiled ); |
| 1528 | XSetTile( (Display*) m_display, (GC) m_brushGC, (Pixmap) m_brush.GetStipple()->GetPixmap() ); |
| 1529 | } |
| 1530 | else |
| 1531 | { |
| 1532 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, FillStippled ); |
| 1533 | XSetStipple( (Display*) m_display, (GC) m_brushGC, (Pixmap) m_brush.GetStipple()->GetBitmap() ); |
| 1534 | } |
| 1535 | } |
| 1536 | |
| 1537 | if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask())) |
| 1538 | { |
| 1539 | XSetFillStyle( (Display*) m_display, (GC) m_textGC, FillOpaqueStippled ); |
| 1540 | XSetStipple( (Display*) m_display, (GC) m_textGC, (Pixmap) m_brush.GetStipple()->GetMask()->GetBitmap() ); |
| 1541 | } |
| 1542 | |
| 1543 | if (IS_HATCH(m_brush.GetStyle())) |
| 1544 | { |
| 1545 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, FillStippled ); |
| 1546 | int num = m_brush.GetStyle() - wxBDIAGONAL_HATCH; |
| 1547 | XSetStipple( (Display*) m_display, (GC) m_brushGC, hatches[num] ); |
| 1548 | } |
| 1549 | } |
| 1550 | |
| 1551 | void wxWindowDC::SetBackground( const wxBrush &brush ) |
| 1552 | { |
| 1553 | /* CMB 21/7/98: Added SetBackground. Sets background brush |
| 1554 | * for Clear() and bg colour for shapes filled with cross-hatch brush */ |
| 1555 | |
| 1556 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1557 | |
| 1558 | if (m_backgroundBrush == brush) return; |
| 1559 | |
| 1560 | m_backgroundBrush = brush; |
| 1561 | |
| 1562 | if (!m_backgroundBrush.Ok()) return; |
| 1563 | |
| 1564 | if (!m_window) return; |
| 1565 | |
| 1566 | m_backgroundBrush.GetColour().CalcPixel( m_cmap ); |
| 1567 | XSetBackground( (Display*) m_display, (GC) m_brushGC, m_backgroundBrush.GetColour().GetPixel() ); |
| 1568 | XSetBackground( (Display*) m_display, (GC) m_penGC, m_backgroundBrush.GetColour().GetPixel() ); |
| 1569 | XSetBackground( (Display*) m_display, (GC) m_bgGC, m_backgroundBrush.GetColour().GetPixel() ); |
| 1570 | XSetForeground( (Display*) m_display, (GC) m_bgGC, m_backgroundBrush.GetColour().GetPixel() ); |
| 1571 | |
| 1572 | XSetFillStyle( (Display*) m_display, (GC) m_bgGC, FillSolid ); |
| 1573 | |
| 1574 | if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok())) |
| 1575 | { |
| 1576 | if (m_backgroundBrush.GetStipple()->GetPixmap()) |
| 1577 | { |
| 1578 | XSetFillStyle( (Display*) m_display, (GC) m_bgGC, FillTiled ); |
| 1579 | XSetTile( (Display*) m_display, (GC) m_bgGC, (Pixmap) m_backgroundBrush.GetStipple()->GetPixmap() ); |
| 1580 | } |
| 1581 | else |
| 1582 | { |
| 1583 | XSetFillStyle( (Display*) m_display, (GC) m_bgGC, FillStippled ); |
| 1584 | XSetStipple( (Display*) m_display, (GC) m_bgGC, (Pixmap) m_backgroundBrush.GetStipple()->GetBitmap() ); |
| 1585 | } |
| 1586 | } |
| 1587 | |
| 1588 | if (IS_HATCH(m_backgroundBrush.GetStyle())) |
| 1589 | { |
| 1590 | XSetFillStyle( (Display*) m_display, (GC) m_bgGC, FillStippled ); |
| 1591 | int num = m_backgroundBrush.GetStyle() - wxBDIAGONAL_HATCH; |
| 1592 | XSetStipple( (Display*) m_display, (GC) m_bgGC, hatches[num] ); |
| 1593 | } |
| 1594 | } |
| 1595 | |
| 1596 | void wxWindowDC::SetLogicalFunction( int function ) |
| 1597 | { |
| 1598 | wxCHECK_RET( Ok(), "invalid dc" ); |
| 1599 | |
| 1600 | int x_function; |
| 1601 | |
| 1602 | if (m_logicalFunction == function) |
| 1603 | return; |
| 1604 | |
| 1605 | // VZ: shouldn't this be a CHECK? |
| 1606 | if (!m_window) |
| 1607 | return; |
| 1608 | |
| 1609 | switch (function) |
| 1610 | { |
| 1611 | case wxCLEAR: |
| 1612 | x_function = GXclear; |
| 1613 | break; |
| 1614 | case wxXOR: |
| 1615 | x_function = GXxor; |
| 1616 | break; |
| 1617 | case wxINVERT: |
| 1618 | x_function = GXinvert; |
| 1619 | break; |
| 1620 | case wxOR_REVERSE: |
| 1621 | x_function = GXorReverse; |
| 1622 | break; |
| 1623 | case wxAND_REVERSE: |
| 1624 | x_function = GXandReverse; |
| 1625 | break; |
| 1626 | case wxAND: |
| 1627 | x_function = GXand; |
| 1628 | break; |
| 1629 | case wxOR: |
| 1630 | x_function = GXor; |
| 1631 | break; |
| 1632 | case wxAND_INVERT: |
| 1633 | x_function = GXandInverted; |
| 1634 | break; |
| 1635 | case wxNO_OP: |
| 1636 | x_function = GXnoop; |
| 1637 | break; |
| 1638 | case wxNOR: |
| 1639 | x_function = GXnor; |
| 1640 | break; |
| 1641 | case wxEQUIV: |
| 1642 | x_function = GXequiv; |
| 1643 | break; |
| 1644 | case wxSRC_INVERT: |
| 1645 | x_function = GXcopyInverted; |
| 1646 | break; |
| 1647 | case wxOR_INVERT: |
| 1648 | x_function = GXorInverted; |
| 1649 | break; |
| 1650 | case wxNAND: |
| 1651 | x_function = GXnand; |
| 1652 | break; |
| 1653 | case wxSET: |
| 1654 | x_function = GXset; |
| 1655 | break; |
| 1656 | case wxCOPY: |
| 1657 | default: |
| 1658 | x_function = GXcopy; |
| 1659 | break; |
| 1660 | } |
| 1661 | |
| 1662 | XSetFunction( (Display*) m_display, (GC) m_penGC, x_function ); |
| 1663 | XSetFunction( (Display*) m_display, (GC) m_brushGC, x_function ); |
| 1664 | |
| 1665 | // to stay compatible with wxMSW, we don't apply ROPs to the text |
| 1666 | // operations (i.e. DrawText/DrawRotatedText). |
| 1667 | // True, but mono-bitmaps use the m_textGC and they use ROPs as well. |
| 1668 | XSetFunction( (Display*) m_display, (GC) m_textGC, x_function ); |
| 1669 | |
| 1670 | m_logicalFunction = function; |
| 1671 | } |
| 1672 | |
| 1673 | void wxWindowDC::SetTextForeground( const wxColour &col ) |
| 1674 | { |
| 1675 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1676 | |
| 1677 | // don't set m_textForegroundColour to an invalid colour as we'd crash |
| 1678 | // later then (we use m_textForegroundColour.GetColor() without checking |
| 1679 | // in a few places) |
| 1680 | if ( !col.Ok() || (m_textForegroundColour == col) ) |
| 1681 | return; |
| 1682 | |
| 1683 | m_textForegroundColour = col; |
| 1684 | |
| 1685 | if (m_window) |
| 1686 | { |
| 1687 | m_textForegroundColour.CalcPixel( m_cmap ); |
| 1688 | XSetForeground( (Display*) m_display, (GC) m_textGC, m_textForegroundColour.GetPixel() ); |
| 1689 | } |
| 1690 | } |
| 1691 | |
| 1692 | void wxWindowDC::SetTextBackground( const wxColour &col ) |
| 1693 | { |
| 1694 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1695 | |
| 1696 | // same as above |
| 1697 | if ( !col.Ok() || (m_textBackgroundColour == col) ) |
| 1698 | return; |
| 1699 | |
| 1700 | m_textBackgroundColour = col; |
| 1701 | |
| 1702 | if (m_window) |
| 1703 | { |
| 1704 | m_textBackgroundColour.CalcPixel( m_cmap ); |
| 1705 | XSetBackground( (Display*) m_display, (GC) m_textGC, m_textBackgroundColour.GetPixel() ); |
| 1706 | } |
| 1707 | } |
| 1708 | |
| 1709 | void wxWindowDC::SetBackgroundMode( int mode ) |
| 1710 | { |
| 1711 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1712 | |
| 1713 | m_backgroundMode = mode; |
| 1714 | |
| 1715 | if (!m_window) return; |
| 1716 | |
| 1717 | // CMB 21/7/98: fill style of cross-hatch brushes is affected by |
| 1718 | // transparent/solid background mode |
| 1719 | |
| 1720 | if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT) |
| 1721 | { |
| 1722 | XSetFillStyle( (Display*) m_display, (GC) m_brushGC, |
| 1723 | (m_backgroundMode == wxTRANSPARENT) ? FillStippled : FillOpaqueStippled ); |
| 1724 | } |
| 1725 | } |
| 1726 | |
| 1727 | void wxWindowDC::SetPalette( const wxPalette& palette ) |
| 1728 | { |
| 1729 | #if 0 |
| 1730 | if (m_window) |
| 1731 | { |
| 1732 | if (palette.Ok()) |
| 1733 | /* Use GetXColormap */ |
| 1734 | XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(), |
| 1735 | (Colormap) palette.GetXColormap()); |
| 1736 | else |
| 1737 | /* Use wxGetMainColormap */ |
| 1738 | XSetWindowColormap ((Display*) m_display, (Window) m_window->GetXWindow(), |
| 1739 | (Colormap) wxTheApp->GetMainColormap(m_display)); |
| 1740 | } |
| 1741 | #endif |
| 1742 | } |
| 1743 | |
| 1744 | void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) |
| 1745 | { |
| 1746 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1747 | |
| 1748 | if (!m_window) return; |
| 1749 | |
| 1750 | wxRect rect; |
| 1751 | rect.x = XLOG2DEV(x); |
| 1752 | rect.y = YLOG2DEV(y); |
| 1753 | rect.width = XLOG2DEVREL(width); |
| 1754 | rect.height = YLOG2DEVREL(height); |
| 1755 | |
| 1756 | if (!m_currentClippingRegion.IsNull()) |
| 1757 | m_currentClippingRegion.Intersect( rect ); |
| 1758 | else |
| 1759 | m_currentClippingRegion.Union( rect ); |
| 1760 | |
| 1761 | #if USE_PAINT_REGION |
| 1762 | if (!m_paintClippingRegion.IsNull()) |
| 1763 | m_currentClippingRegion.Intersect( m_paintClippingRegion ); |
| 1764 | #endif |
| 1765 | |
| 1766 | wxCoord xx, yy, ww, hh; |
| 1767 | m_currentClippingRegion.GetBox( xx, yy, ww, hh ); |
| 1768 | wxDC::DoSetClippingRegion( xx, yy, ww, hh ); |
| 1769 | |
| 1770 | XSetRegion( (Display*) m_display, (GC) m_penGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1771 | XSetRegion( (Display*) m_display, (GC) m_brushGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1772 | XSetRegion( (Display*) m_display, (GC) m_textGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1773 | XSetRegion( (Display*) m_display, (GC) m_bgGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1774 | } |
| 1775 | |
| 1776 | void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion& region ) |
| 1777 | { |
| 1778 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1779 | |
| 1780 | if (region.Empty()) |
| 1781 | { |
| 1782 | DestroyClippingRegion(); |
| 1783 | return; |
| 1784 | } |
| 1785 | |
| 1786 | if (!m_window) return; |
| 1787 | |
| 1788 | if (!m_currentClippingRegion.IsNull()) |
| 1789 | m_currentClippingRegion.Intersect( region ); |
| 1790 | else |
| 1791 | m_currentClippingRegion.Union( region ); |
| 1792 | |
| 1793 | #if USE_PAINT_REGION |
| 1794 | if (!m_paintClippingRegion.IsNull()) |
| 1795 | m_currentClippingRegion.Intersect( m_paintClippingRegion ); |
| 1796 | #endif |
| 1797 | |
| 1798 | wxCoord xx, yy, ww, hh; |
| 1799 | m_currentClippingRegion.GetBox( xx, yy, ww, hh ); |
| 1800 | wxDC::DoSetClippingRegion( xx, yy, ww, hh ); |
| 1801 | |
| 1802 | XSetRegion( (Display*) m_display, (GC) m_penGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1803 | XSetRegion( (Display*) m_display, (GC) m_brushGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1804 | XSetRegion( (Display*) m_display, (GC) m_textGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1805 | XSetRegion( (Display*) m_display, (GC) m_bgGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1806 | } |
| 1807 | |
| 1808 | void wxWindowDC::DestroyClippingRegion() |
| 1809 | { |
| 1810 | wxCHECK_RET( Ok(), wxT("invalid window dc") ); |
| 1811 | |
| 1812 | wxDC::DestroyClippingRegion(); |
| 1813 | |
| 1814 | m_currentClippingRegion.Clear(); |
| 1815 | |
| 1816 | #if USE_PAINT_REGION |
| 1817 | if (!m_paintClippingRegion.IsEmpty()) |
| 1818 | m_currentClippingRegion.Union( m_paintClippingRegion ); |
| 1819 | #endif |
| 1820 | |
| 1821 | if (!m_window) return; |
| 1822 | |
| 1823 | if (m_currentClippingRegion.IsEmpty()) |
| 1824 | { |
| 1825 | XSetClipMask( (Display*) m_display, (GC) m_penGC, None ); |
| 1826 | XSetClipMask( (Display*) m_display, (GC) m_brushGC, None ); |
| 1827 | XSetClipMask( (Display*) m_display, (GC) m_textGC, None ); |
| 1828 | XSetClipMask( (Display*) m_display, (GC) m_bgGC, None ); |
| 1829 | } |
| 1830 | else |
| 1831 | { |
| 1832 | XSetRegion( (Display*) m_display, (GC) m_penGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1833 | XSetRegion( (Display*) m_display, (GC) m_brushGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1834 | XSetRegion( (Display*) m_display, (GC) m_textGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1835 | XSetRegion( (Display*) m_display, (GC) m_bgGC, (Region) m_currentClippingRegion.GetX11Region() ); |
| 1836 | } |
| 1837 | } |
| 1838 | |
| 1839 | void wxWindowDC::Destroy() |
| 1840 | { |
| 1841 | if (m_penGC) wxFreePoolGC( (GC) m_penGC ); |
| 1842 | m_penGC = NULL; |
| 1843 | if (m_brushGC) wxFreePoolGC( (GC) m_brushGC ); |
| 1844 | m_brushGC = NULL; |
| 1845 | if (m_textGC) wxFreePoolGC( (GC) m_textGC ); |
| 1846 | m_textGC = NULL; |
| 1847 | if (m_bgGC) wxFreePoolGC( (GC) m_bgGC ); |
| 1848 | m_bgGC = NULL; |
| 1849 | } |
| 1850 | |
| 1851 | void wxWindowDC::ComputeScaleAndOrigin() |
| 1852 | { |
| 1853 | /* CMB: copy scale to see if it changes */ |
| 1854 | double origScaleX = m_scaleX; |
| 1855 | double origScaleY = m_scaleY; |
| 1856 | |
| 1857 | wxDC::ComputeScaleAndOrigin(); |
| 1858 | |
| 1859 | /* CMB: if scale has changed call SetPen to recalulate the line width */ |
| 1860 | if ((m_scaleX != origScaleX || m_scaleY != origScaleY) && |
| 1861 | (m_pen.Ok())) |
| 1862 | { |
| 1863 | /* this is a bit artificial, but we need to force wxDC to think |
| 1864 | the pen has changed */ |
| 1865 | wxPen pen = m_pen; |
| 1866 | m_pen = wxNullPen; |
| 1867 | SetPen( pen ); |
| 1868 | } |
| 1869 | } |
| 1870 | |
| 1871 | wxSize wxWindowDC::GetPPI() const |
| 1872 | { |
| 1873 | return wxSize(100, 100); |
| 1874 | } |
| 1875 | |
| 1876 | int wxWindowDC::GetDepth() const |
| 1877 | { |
| 1878 | wxFAIL_MSG(wxT("not implemented")); |
| 1879 | |
| 1880 | return -1; |
| 1881 | } |
| 1882 | |
| 1883 | // ---------------------------------------------------------------------------- |
| 1884 | // wxPaintDC |
| 1885 | // ---------------------------------------------------------------------------- |
| 1886 | |
| 1887 | IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxClientDC) |
| 1888 | |
| 1889 | wxPaintDC::wxPaintDC(wxWindow* win) |
| 1890 | : wxClientDC(win) |
| 1891 | { |
| 1892 | #if USE_PAINT_REGION |
| 1893 | if (!win->GetClipPaintRegion()) |
| 1894 | return; |
| 1895 | |
| 1896 | m_paintClippingRegion = win->GetUpdateRegion(); |
| 1897 | Region region = (Region) m_paintClippingRegion.GetX11Region(); |
| 1898 | if (region) |
| 1899 | { |
| 1900 | m_paintClippingRegion = win->GetUpdateRegion(); |
| 1901 | Region region2 = (Region) m_paintClippingRegion.GetX11Region(); |
| 1902 | if (region2) |
| 1903 | { |
| 1904 | m_currentClippingRegion.Union( m_paintClippingRegion ); |
| 1905 | |
| 1906 | XSetRegion( (Display*) m_display, (GC) m_penGC, region2 ); |
| 1907 | XSetRegion( (Display*) m_display, (GC) m_brushGC, region2 ); |
| 1908 | XSetRegion( (Display*) m_display, (GC) m_textGC, region2 ); |
| 1909 | XSetRegion( (Display*) m_display, (GC) m_bgGC, region2 ); |
| 1910 | } |
| 1911 | } |
| 1912 | #endif // USE_PAINT_REGION |
| 1913 | } |
| 1914 | |
| 1915 | //----------------------------------------------------------------------------- |
| 1916 | // wxClientDC |
| 1917 | //----------------------------------------------------------------------------- |
| 1918 | |
| 1919 | IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC) |
| 1920 | |
| 1921 | wxClientDC::wxClientDC( wxWindow *win ) |
| 1922 | : wxWindowDC( win ) |
| 1923 | { |
| 1924 | wxCHECK_RET( win, _T("NULL window in wxClientDC::wxClientDC") ); |
| 1925 | |
| 1926 | #ifdef __WXUNIVERSAL__ |
| 1927 | wxPoint ptOrigin = win->GetClientAreaOrigin(); |
| 1928 | SetDeviceOrigin(ptOrigin.x, ptOrigin.y); |
| 1929 | wxSize size = win->GetClientSize(); |
| 1930 | SetClippingRegion(wxPoint(0, 0), size); |
| 1931 | #endif // __WXUNIVERSAL__ |
| 1932 | } |
| 1933 | |
| 1934 | void wxClientDC::DoGetSize(int *width, int *height) const |
| 1935 | { |
| 1936 | wxCHECK_RET( m_owner, _T("GetSize() doesn't work without window") ); |
| 1937 | |
| 1938 | m_owner->GetClientSize( width, height ); |
| 1939 | } |
| 1940 | |
| 1941 | // ---------------------------------------------------------------------------- |
| 1942 | // wxDCModule |
| 1943 | // ---------------------------------------------------------------------------- |
| 1944 | |
| 1945 | class wxDCModule : public wxModule |
| 1946 | { |
| 1947 | public: |
| 1948 | bool OnInit(); |
| 1949 | void OnExit(); |
| 1950 | |
| 1951 | private: |
| 1952 | DECLARE_DYNAMIC_CLASS(wxDCModule) |
| 1953 | }; |
| 1954 | |
| 1955 | IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule) |
| 1956 | |
| 1957 | bool wxDCModule::OnInit() |
| 1958 | { |
| 1959 | wxInitGCPool(); |
| 1960 | return TRUE; |
| 1961 | } |
| 1962 | |
| 1963 | void wxDCModule::OnExit() |
| 1964 | { |
| 1965 | wxCleanUpGCPool(); |
| 1966 | } |