]> git.saurik.com Git - wxWidgets.git/blob - src/mac/carbon/dc.cpp
projects / wxWidgets.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
aui dock renumbering fix
[wxWidgets.git] / src / mac / carbon / dc.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/mac/carbon/dc.cpp
3 // Purpose: wxDC class
4 // Author: Stefan Csomor
5 // Modified by:
6 // Created: 01/02/97
7 // RCS-ID: $Id$
8 // Copyright: (c) Stefan Csomor
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #include "wx/wxprec.h"
13
14 #include "wx/dc.h"
15
16 #if !wxMAC_USE_CORE_GRAPHICS
17
18 #ifndef WX_PRECOMP
19 #include "wx/log.h"
20 #include "wx/app.h"
21 #include "wx/dcmemory.h"
22 #include "wx/dcprint.h"
23 #include "wx/region.h"
24 #include "wx/image.h"
25 #endif
26
27 #include "wx/mac/uma.h"
28
29 #ifdef __MSL__
30 #if __MSL__ >= 0x6000
31 namespace std {}
32 using namespace std ;
33 #endif
34 #endif
35
36 #include "wx/mac/private.h"
37 #ifndef __DARWIN__
38 #include <ATSUnicode.h>
39 #include <TextCommon.h>
40 #include <TextEncodingConverter.h>
41 #endif
42
43
44 // set to 0 if problems arise
45 #define wxMAC_EXPERIMENTAL_DC 1
46
47
48 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
49
50 //-----------------------------------------------------------------------------
51 // constants
52 //-----------------------------------------------------------------------------
53
54 const double RAD2DEG = 180.0 / M_PI;
55 const short kEmulatedMode = -1 ;
56 const short kUnsupportedMode = -2 ;
57
58 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
59 m_ph( (GrafPtr) dc->m_macPort )
60 {
61 wxASSERT( dc->Ok() ) ;
62 m_dc = dc ;
63 dc->MacSetupPort(&m_ph) ;
64 }
65
66 wxMacPortSetter::~wxMacPortSetter()
67 {
68 m_dc->MacCleanupPort(&m_ph) ;
69 }
70
71 #if wxMAC_EXPERIMENTAL_DC
72 class wxMacFastPortSetter
73 {
74 public :
75 wxMacFastPortSetter( const wxDC *dc )
76 {
77 wxASSERT( dc->Ok() ) ;
78 m_swapped = QDSwapPort( (GrafPtr) dc->m_macPort , &m_oldPort ) ;
79 m_clipRgn = NewRgn() ;
80 GetClip( m_clipRgn ) ;
81 m_dc = dc ;
82 dc->MacSetupPort( NULL ) ;
83 }
84
85 ~wxMacFastPortSetter()
86 {
87 // SetPort( (GrafPtr) m_dc->m_macPort ) ;
88 SetClip( m_clipRgn ) ;
89 if ( m_swapped )
90 SetPort( m_oldPort ) ;
91 m_dc->MacCleanupPort( NULL ) ;
92 DisposeRgn( m_clipRgn ) ;
93 }
94
95 private :
96 bool m_swapped ;
97 RgnHandle m_clipRgn ;
98 GrafPtr m_oldPort ;
99 const wxDC* m_dc ;
100 } ;
101
102 #else
103 typedef wxMacPortSetter wxMacFastPortSetter ;
104 #endif
105
106 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
107 wxMacPortSaver( (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) )
108 {
109 m_newPort =(GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
110 m_formerClip = NewRgn() ;
111 m_newClip = NewRgn() ;
112 GetClip( m_formerClip ) ;
113
114 if ( win )
115 {
116 // guard against half constructed objects, this just leads to a empty clip
117 if ( win->GetPeer() )
118 {
119 int x = 0 , y = 0;
120 win->MacWindowToRootWindow( &x, &y ) ;
121
122 // get area including focus rect
123 CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
124 if ( !EmptyRgn( m_newClip ) )
125 OffsetRgn( m_newClip , x , y ) ;
126 }
127
128 SetClip( m_newClip ) ;
129 }
130 }
131
132 wxMacWindowClipper::~wxMacWindowClipper()
133 {
134 SetPort( m_newPort ) ;
135 SetClip( m_formerClip ) ;
136 DisposeRgn( m_newClip ) ;
137 DisposeRgn( m_formerClip ) ;
138 }
139
140 wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
141 wxMacWindowClipper( win )
142 {
143 // the port is already set at this point
144 m_newPort = (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
145 GetThemeDrawingState( &m_themeDrawingState ) ;
146 }
147
148 wxMacWindowStateSaver::~wxMacWindowStateSaver()
149 {
150 SetPort( m_newPort ) ;
151 SetThemeDrawingState( m_themeDrawingState , true ) ;
152 }
153
154 //-----------------------------------------------------------------------------
155 // wxDC
156 //-----------------------------------------------------------------------------
157 // this function emulates all wx colour manipulations, used to verify the implementation
158 // by setting the mode in the blitting functions to kEmulatedMode
159 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
160
161 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
162 {
163 switch ( logical_func )
164 {
165 case wxAND: // src AND dst
166 dstColor.red = dstColor.red & srcColor.red ;
167 dstColor.green = dstColor.green & srcColor.green ;
168 dstColor.blue = dstColor.blue & srcColor.blue ;
169 break ;
170
171 case wxAND_INVERT: // (NOT src) AND dst
172 dstColor.red = dstColor.red & ~srcColor.red ;
173 dstColor.green = dstColor.green & ~srcColor.green ;
174 dstColor.blue = dstColor.blue & ~srcColor.blue ;
175 break ;
176
177 case wxAND_REVERSE:// src AND (NOT dst)
178 dstColor.red = ~dstColor.red & srcColor.red ;
179 dstColor.green = ~dstColor.green & srcColor.green ;
180 dstColor.blue = ~dstColor.blue & srcColor.blue ;
181 break ;
182
183 case wxCLEAR: // 0
184 dstColor.red = 0 ;
185 dstColor.green = 0 ;
186 dstColor.blue = 0 ;
187 break ;
188
189 case wxCOPY: // src
190 dstColor.red = srcColor.red ;
191 dstColor.green = srcColor.green ;
192 dstColor.blue = srcColor.blue ;
193 break ;
194
195 case wxEQUIV: // (NOT src) XOR dst
196 dstColor.red = dstColor.red ^ ~srcColor.red ;
197 dstColor.green = dstColor.green ^ ~srcColor.green ;
198 dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
199 break ;
200
201 case wxINVERT: // NOT dst
202 dstColor.red = ~dstColor.red ;
203 dstColor.green = ~dstColor.green ;
204 dstColor.blue = ~dstColor.blue ;
205 break ;
206
207 case wxNAND: // (NOT src) OR (NOT dst)
208 dstColor.red = ~dstColor.red | ~srcColor.red ;
209 dstColor.green = ~dstColor.green | ~srcColor.green ;
210 dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
211 break ;
212
213 case wxNOR: // (NOT src) AND (NOT dst)
214 dstColor.red = ~dstColor.red & ~srcColor.red ;
215 dstColor.green = ~dstColor.green & ~srcColor.green ;
216 dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
217 break ;
218
219 case wxOR: // src OR dst
220 dstColor.red = dstColor.red | srcColor.red ;
221 dstColor.green = dstColor.green | srcColor.green ;
222 dstColor.blue = dstColor.blue | srcColor.blue ;
223 break ;
224
225 case wxOR_INVERT: // (NOT src) OR dst
226 dstColor.red = dstColor.red | ~srcColor.red ;
227 dstColor.green = dstColor.green | ~srcColor.green ;
228 dstColor.blue = dstColor.blue | ~srcColor.blue ;
229 break ;
230
231 case wxOR_REVERSE: // src OR (NOT dst)
232 dstColor.red = ~dstColor.red | srcColor.red ;
233 dstColor.green = ~dstColor.green | srcColor.green ;
234 dstColor.blue = ~dstColor.blue | srcColor.blue ;
235 break ;
236
237 case wxSET: // 1
238 dstColor.red = 0xFFFF ;
239 dstColor.green = 0xFFFF ;
240 dstColor.blue = 0xFFFF ;
241 break ;
242
243 case wxSRC_INVERT: // (NOT src)
244 dstColor.red = ~srcColor.red ;
245 dstColor.green = ~srcColor.green ;
246 dstColor.blue = ~srcColor.blue ;
247 break ;
248
249 case wxXOR: // src XOR dst
250 dstColor.red = dstColor.red ^ srcColor.red ;
251 dstColor.green = dstColor.green ^ srcColor.green ;
252 dstColor.blue = dstColor.blue ^ srcColor.blue ;
253 break ;
254
255 case wxNO_OP: // dst
256 default:
257 break ;
258 }
259 }
260
261 wxDC::wxDC()
262 {
263 m_ok = false;
264 m_colour = true;
265 m_macPort = NULL ;
266 m_macMask = NULL ;
267 m_macFontInstalled = false ;
268 m_macBrushInstalled = false ;
269 m_macPenInstalled = false ;
270 m_macBoundaryClipRgn = NewRgn() ;
271 m_macCurrentClipRgn = NewRgn() ;
272 SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
273 SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
274 m_pen = *wxBLACK_PEN;
275 m_font = *wxNORMAL_FONT;
276 m_brush = *wxWHITE_BRUSH;
277
278 #ifdef __WXDEBUG__
279 // needed to debug possible errors with two active drawing methods at the same time on
280 // the same DC
281 m_macCurrentPortStateHelper = NULL ;
282 #endif
283
284 m_macATSUIStyle = NULL ;
285 m_macAliasWasEnabled = false;
286 m_macForegroundPixMap = NULL ;
287 m_macBackgroundPixMap = NULL ;
288 }
289
290 wxDC::~wxDC(void)
291 {
292 DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
293 DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
294 }
295
296 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
297 {
298 #ifdef __WXDEBUG__
299 wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
300 m_macCurrentPortStateHelper = help ;
301 #endif
302
303 SetClip( (RgnHandle) m_macCurrentClipRgn);
304
305 #if ! wxMAC_EXPERIMENTAL_DC
306 m_macFontInstalled = false ;
307 m_macBrushInstalled = false ;
308 m_macPenInstalled = false ;
309 #endif
310 }
311
312 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
313 {
314 #ifdef __WXDEBUG__
315 wxASSERT( m_macCurrentPortStateHelper == help ) ;
316 m_macCurrentPortStateHelper = NULL ;
317 #endif
318
319 if ( m_macATSUIStyle )
320 {
321 ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
322 m_macATSUIStyle = NULL ;
323 }
324
325 if ( m_macAliasWasEnabled )
326 {
327 SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
328 m_macAliasWasEnabled = false ;
329 }
330
331 if ( m_macForegroundPixMap )
332 {
333 Pattern blackColor ;
334 ::PenPat(GetQDGlobalsBlack(&blackColor));
335 DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
336 m_macForegroundPixMap = NULL ;
337 }
338
339 if ( m_macBackgroundPixMap )
340 {
341 Pattern whiteColor ;
342 ::BackPat(GetQDGlobalsWhite(&whiteColor));
343 DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
344 m_macBackgroundPixMap = NULL ;
345 }
346 }
347
348 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
349 {
350 wxCHECK_RET( Ok(), wxT("wxDC::DoDrawBitmap - invalid DC") );
351 wxCHECK_RET( bmp.Ok(), wxT("wxDC::DoDrawBitmap - invalid bitmap") );
352
353 wxMacFastPortSetter helper(this) ;
354 wxCoord xx = XLOG2DEVMAC(x);
355 wxCoord yy = YLOG2DEVMAC(y);
356 wxCoord w = bmp.GetWidth();
357 wxCoord h = bmp.GetHeight();
358 wxCoord ww = XLOG2DEVREL(w);
359 wxCoord hh = YLOG2DEVREL(h);
360
361 // Set up drawing mode
362 short mode = (m_logicalFunction == wxCOPY ? srcCopy :
363 //m_logicalFunction == wxCLEAR ? WHITENESS :
364 //m_logicalFunction == wxSET ? BLACKNESS :
365 m_logicalFunction == wxINVERT ? hilite :
366 //m_logicalFunction == wxAND ? MERGECOPY :
367 m_logicalFunction == wxOR ? srcOr :
368 m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
369 m_logicalFunction == wxXOR ? srcXor :
370 m_logicalFunction == wxOR_REVERSE ? notSrcOr :
371 //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
372 //m_logicalFunction == wxSRC_OR ? srcOr :
373 //m_logicalFunction == wxSRC_AND ? SRCAND :
374 srcCopy );
375
376 GWorldPtr maskworld = NULL ;
377 GWorldPtr bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP((WXHBITMAP*)&maskworld) );
378 PixMapHandle bmappixels ;
379
380 // Set foreground and background colours (for bitmaps depth = 1)
381 if (bmp.GetDepth() == 1)
382 {
383 RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
384 RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
385 RGBForeColor(&fore);
386 RGBBackColor(&back);
387 }
388 else
389 {
390 RGBColor white = { 0xFFFF, 0xFFFF, 0xFFFF } ;
391 RGBColor black = { 0, 0, 0 } ;
392 RGBForeColor( &black ) ;
393 RGBBackColor( &white ) ;
394 }
395 bmappixels = GetGWorldPixMap( bmapworld ) ;
396
397 wxCHECK_RET(LockPixels(bmappixels),
398 wxT("wxDC::DoDrawBitmap - failed to lock pixels"));
399
400 Rect source = { 0, 0, h, w };
401 Rect dest = { yy, xx, yy + hh, xx + ww };
402 if ( useMask && maskworld )
403 {
404 if ( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld))))
405 {
406 CopyDeepMask
407 (
408 GetPortBitMapForCopyBits(bmapworld),
409 GetPortBitMapForCopyBits(MAC_WXHBITMAP(maskworld)),
410 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
411 &source, &source, &dest, mode, NULL
412 );
413 UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(maskworld)));
414 }
415 }
416 else
417 {
418 CopyBits( GetPortBitMapForCopyBits( bmapworld ),
419 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
420 &source, &dest, mode, NULL ) ;
421 }
422 UnlockPixels( bmappixels ) ;
423
424 m_macPenInstalled = false ;
425 m_macBrushInstalled = false ;
426 m_macFontInstalled = false ;
427 }
428
429 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
430 {
431 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawIcon - invalid DC"));
432 wxCHECK_RET(icon.Ok(), wxT("wxDC::DoDrawIcon - invalid icon"));
433
434 wxMacFastPortSetter helper(this) ;
435
436 wxCoord xx = XLOG2DEVMAC(x);
437 wxCoord yy = YLOG2DEVMAC(y);
438 wxCoord w = icon.GetWidth();
439 wxCoord h = icon.GetHeight();
440 wxCoord ww = XLOG2DEVREL(w);
441 wxCoord hh = YLOG2DEVREL(h);
442
443 Rect r = { yy , xx, yy + hh, xx + ww } ;
444 PlotIconRef( &r , kAlignNone , kTransformNone , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ;
445 }
446
447 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
448 {
449 wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion - invalid DC"));
450
451 wxCoord xx, yy, ww, hh;
452 xx = XLOG2DEVMAC(x);
453 yy = YLOG2DEVMAC(y);
454 ww = XLOG2DEVREL(width);
455 hh = YLOG2DEVREL(height);
456
457 SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
458 SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
459 if ( m_clipping )
460 {
461 m_clipX1 = wxMax( m_clipX1 , xx );
462 m_clipY1 = wxMax( m_clipY1 , yy );
463 m_clipX2 = wxMin( m_clipX2, (xx + ww) );
464 m_clipY2 = wxMin( m_clipY2, (yy + hh) );
465 }
466 else
467 {
468 m_clipping = true;
469 m_clipX1 = xx;
470 m_clipY1 = yy;
471 m_clipX2 = xx + ww;
472 m_clipY2 = yy + hh;
473 }
474 }
475
476 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region )
477 {
478 wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegionAsRegion - invalid DC"));
479
480 wxMacFastPortSetter helper(this) ;
481 wxCoord x, y, w, h;
482 region.GetBox( x, y, w, h );
483 wxCoord xx, yy, ww, hh;
484 xx = XLOG2DEVMAC(x);
485 yy = YLOG2DEVMAC(y);
486 ww = XLOG2DEVREL(w);
487 hh = YLOG2DEVREL(h);
488
489 // if we have a scaling that we cannot map onto native regions
490 // we must use the box
491 if ( ww != w || hh != h )
492 {
493 wxDC::DoSetClippingRegion( x, y, w, h );
494 }
495 else
496 {
497 CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
498 if ( xx != x || yy != y )
499 OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
500
501 SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
502 if ( m_clipping )
503 {
504 m_clipX1 = wxMax( m_clipX1 , xx );
505 m_clipY1 = wxMax( m_clipY1 , yy );
506 m_clipX2 = wxMin( m_clipX2, (xx + ww) );
507 m_clipY2 = wxMin( m_clipY2, (yy + hh) );
508 }
509 else
510 {
511 m_clipping = true;
512 m_clipX1 = xx;
513 m_clipY1 = yy;
514 m_clipX2 = xx + ww;
515 m_clipY2 = yy + hh;
516 }
517 }
518 }
519
520 void wxDC::DestroyClippingRegion()
521 {
522 wxMacFastPortSetter helper(this) ;
523
524 CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
525 ResetClipping();
526 }
527
528 void wxDC::DoGetSizeMM( int* width, int* height ) const
529 {
530 int w = 0, h = 0;
531
532 GetSize( &w, &h );
533 if (width)
534 *width = long( double(w) / (m_scaleX * m_mm_to_pix_x) );
535 if (height)
536 *height = long( double(h) / (m_scaleY * m_mm_to_pix_y) );
537 }
538
539 void wxDC::SetTextForeground( const wxColour &col )
540 {
541 wxCHECK_RET(Ok(), wxT("wxDC::SetTextForeground - invalid DC"));
542
543 m_textForegroundColour = col;
544 m_macFontInstalled = false ;
545 }
546
547 void wxDC::SetTextBackground( const wxColour &col )
548 {
549 wxCHECK_RET(Ok(), wxT("wxDC::SetTextBackground - invalid DC"));
550
551 m_textBackgroundColour = col;
552 m_macFontInstalled = false ;
553 }
554
555 wxSize wxDC::GetPPI() const
556 {
557 return wxSize(72, 72);
558 }
559
560 int wxDC::GetDepth() const
561 {
562 if ( IsPortColor( (CGrafPtr) m_macPort ) )
563 return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
564
565 return 1 ;
566 }
567
568 void wxDC::SetPalette( const wxPalette& palette )
569 {
570 }
571
572 void wxDC::SetBackgroundMode( int mode )
573 {
574 m_backgroundMode = mode ;
575 }
576
577 void wxDC::SetFont( const wxFont &font )
578 {
579 m_font = font;
580 m_macFontInstalled = false ;
581 }
582
583 void wxDC::SetPen( const wxPen &pen )
584 {
585 if ( m_pen == pen )
586 return ;
587
588 m_pen = pen;
589 m_macPenInstalled = false ;
590 }
591
592 void wxDC::SetBrush( const wxBrush &brush )
593 {
594 if (m_brush == brush)
595 return;
596
597 m_brush = brush;
598 m_macBrushInstalled = false ;
599 }
600
601 void wxDC::SetBackground( const wxBrush &brush )
602 {
603 if (m_backgroundBrush == brush)
604 return;
605
606 m_backgroundBrush = brush;
607 if (m_backgroundBrush.Ok())
608 m_macBrushInstalled = false ;
609 }
610
611 void wxDC::SetLogicalFunction( int function )
612 {
613 if (m_logicalFunction == function)
614 return;
615
616 m_logicalFunction = function ;
617 m_macFontInstalled = false ;
618 m_macBrushInstalled = false ;
619 m_macPenInstalled = false ;
620 }
621
622 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
623 const wxColour & col, int style);
624
625 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
626 const wxColour& col, int style)
627 {
628 return wxDoFloodFill(this, x, y, col, style);
629 }
630
631 bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
632 {
633 wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel - invalid DC") );
634
635 wxMacFastPortSetter helper(this) ;
636
637 // NOTE: Get/SetCPixel are slow!
638 RGBColor colour;
639 GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
640
641 // convert from Mac colour to wx
642 *col = colour;
643
644 return true ;
645 }
646
647 void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
648 {
649 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawLine - invalid DC"));
650
651 wxMacFastPortSetter helper(this) ;
652
653 if (m_pen.GetStyle() != wxTRANSPARENT)
654 {
655 MacInstallPen() ;
656 wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
657 m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
658 wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
659 wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
660 wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
661 wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
662
663 if ((m_pen.GetCap() == wxCAP_ROUND) &&
664 (m_pen.GetWidth() <= 1))
665 {
666 // Implement LAST_NOT for MAC at least for
667 // orthogonal lines. RR.
668 if (xx1 == xx2)
669 {
670 if (yy1 < yy2)
671 yy2--;
672 if (yy1 > yy2)
673 yy2++;
674 }
675
676 if (yy1 == yy2)
677 {
678 if (xx1 < xx2)
679 xx2--;
680 if (xx1 > xx2)
681 xx2++;
682 }
683 }
684
685 ::MoveTo(xx1, yy1);
686 ::LineTo(xx2, yy2);
687 }
688 }
689
690 void wxDC::DoCrossHair( wxCoord x, wxCoord y )
691 {
692 wxCHECK_RET(Ok(), wxT("wxDC::DoCrossHair - invalid DC"));
693
694 wxMacFastPortSetter helper(this) ;
695
696 if (m_pen.GetStyle() != wxTRANSPARENT)
697 {
698 int w = 0, h = 0;
699
700 GetSize( &w, &h );
701 wxCoord xx = XLOG2DEVMAC(x);
702 wxCoord yy = YLOG2DEVMAC(y);
703
704 MacInstallPen();
705 ::MoveTo( XLOG2DEVMAC(0), yy );
706 ::LineTo( XLOG2DEVMAC(w), yy );
707 ::MoveTo( xx, YLOG2DEVMAC(0) );
708 ::LineTo( xx, YLOG2DEVMAC(h) );
709 CalcBoundingBox(x, y);
710 CalcBoundingBox(x + w, y + h);
711 }
712 }
713
714 /*
715 * To draw arcs properly the angles need to be converted from the WX style:
716 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
717 * a normal axis on paper).
718 * TO
719 * the Mac style:
720 * Angles start on the +ve y axis and go clockwise.
721 */
722
723 static double wxConvertWXangleToMACangle(double angle)
724 {
725 double newAngle = 90 - angle ;
726
727 while ( newAngle > 360 )
728 newAngle -= 360 ;
729 while ( newAngle < 0 )
730 newAngle += 360 ;
731
732 return newAngle ;
733 }
734
735 void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
736 wxCoord x2, wxCoord y2,
737 wxCoord xc, wxCoord yc )
738 {
739 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc - invalid DC"));
740
741 wxMacFastPortSetter helper(this) ;
742
743 wxCoord xx1 = XLOG2DEVMAC(x1);
744 wxCoord yy1 = YLOG2DEVMAC(y1);
745 wxCoord xx2 = XLOG2DEVMAC(x2);
746 wxCoord yy2 = YLOG2DEVMAC(y2);
747 wxCoord xxc = XLOG2DEVMAC(xc);
748 wxCoord yyc = YLOG2DEVMAC(yc);
749
750 double dx = xx1 - xxc;
751 double dy = yy1 - yyc;
752 double radius = sqrt((double)(dx * dx + dy * dy));
753 wxCoord rad = (wxCoord)radius;
754 double radius1, radius2;
755
756 if (xx1 == xx2 && yy1 == yy2)
757 {
758 radius1 = 0.0;
759 radius2 = 360.0;
760 }
761 else if (radius == 0.0)
762 {
763 radius1 = radius2 = 0.0;
764 }
765 else
766 {
767 radius1 = (xx1 - xxc == 0) ?
768 (yy1 - yyc < 0) ? 90.0 : -90.0 :
769 -atan2(double(yy1 - yyc), double(xx1 - xxc)) * RAD2DEG;
770 radius2 = (xx2 - xxc == 0) ?
771 (yy2 - yyc < 0) ? 90.0 : -90.0 :
772 -atan2(double(yy2 - yyc), double(xx2 - xxc)) * RAD2DEG;
773 }
774
775 wxCoord alpha2 = wxCoord(radius2 - radius1);
776 wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
777 while ( alpha2 < 0 )
778 alpha2 += 360 ;
779 alpha2 = -alpha2 ;
780 Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
781
782 if (m_brush.GetStyle() != wxTRANSPARENT)
783 {
784 MacInstallBrush();
785 PaintArc(&r, alpha1, alpha2);
786 }
787
788 if (m_pen.GetStyle() != wxTRANSPARENT)
789 {
790 MacInstallPen();
791 FrameArc(&r, alpha1, alpha2);
792 }
793 }
794
795 void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
796 double sa, double ea )
797 {
798 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc - invalid DC"));
799 wxMacFastPortSetter helper(this) ;
800 Rect r;
801
802 // Order important Mac in opposite direction to wx
803 // we have to make sure that the filling is always counter-clockwise
804 double angle = sa - ea;
805 if ( angle > 0 )
806 angle -= 360 ;
807
808 wxCoord xx = XLOG2DEVMAC(x);
809 wxCoord yy = YLOG2DEVMAC(y);
810 wxCoord ww = m_signX * XLOG2DEVREL(w);
811 wxCoord hh = m_signY * YLOG2DEVREL(h);
812
813 // handle -ve width and/or height
814 if (ww < 0)
815 {
816 ww = -ww;
817 xx = xx - ww;
818 }
819
820 if (hh < 0)
821 {
822 hh = -hh;
823 yy = yy - hh;
824 }
825
826 sa = wxConvertWXangleToMACangle(sa);
827 r.top = yy;
828 r.left = xx;
829 r.bottom = yy + hh;
830 r.right = xx + ww;
831
832 if (m_brush.GetStyle() != wxTRANSPARENT)
833 {
834 MacInstallBrush();
835 PaintArc(&r, (short)sa, (short)angle);
836 }
837
838 if (m_pen.GetStyle() != wxTRANSPARENT)
839 {
840 MacInstallPen();
841 FrameArc(&r, (short)sa, (short)angle);
842 }
843 }
844
845 void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
846 {
847 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawPoint - invalid DC"));
848
849 wxMacFastPortSetter helper(this) ;
850
851 if (m_pen.GetStyle() != wxTRANSPARENT)
852 {
853 wxCoord xx1 = XLOG2DEVMAC(x);
854 wxCoord yy1 = YLOG2DEVMAC(y);
855 RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
856
857 // NOTE: Get/SetCPixel are slow!
858 ::SetCPixel( xx1, yy1, &pencolor) ;
859 CalcBoundingBox(x, y);
860 }
861 }
862
863 void wxDC::DoDrawLines(int n, wxPoint points[],
864 wxCoord xoffset, wxCoord yoffset)
865 {
866 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawLines - invalid DC"));
867
868 if (m_pen.GetStyle() == wxTRANSPARENT)
869 return;
870
871 wxMacFastPortSetter helper(this) ;
872
873 MacInstallPen() ;
874 wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
875 m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
876
877 wxCoord x1, x2 , y1 , y2 ;
878 x1 = XLOG2DEVMAC(points[0].x + xoffset);
879 y1 = YLOG2DEVMAC(points[0].y + yoffset);
880
881 ::MoveTo( x1 - offset, y1 - offset );
882 for (int i = 0; i < n-1; i++)
883 {
884 x2 = XLOG2DEVMAC(points[i + 1].x + xoffset);
885 y2 = YLOG2DEVMAC(points[i + 1].y + yoffset);
886 ::LineTo( x2 - offset, y2 - offset );
887 }
888 }
889
890 void wxDC::DoDrawPolygon(int n, wxPoint points[],
891 wxCoord xoffset, wxCoord yoffset,
892 int fillStyle )
893 {
894 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawPolygon - invalid DC"));
895
896 if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
897 return ;
898
899 wxMacFastPortSetter helper(this) ;
900
901 wxCoord x1, x2 , y1 , y2 ;
902 PolyHandle polygon = OpenPoly();
903 x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
904 y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
905
906 ::MoveTo(x1, y1);
907 for (int i = 1; i < n; i++)
908 {
909 x2 = XLOG2DEVMAC(points[i].x + xoffset);
910 y2 = YLOG2DEVMAC(points[i].y + yoffset);
911 ::LineTo(x2, y2);
912 }
913
914 // close the polyline if necessary
915 if ( x1 != x2 || y1 != y2 )
916 ::LineTo( x1, y1 ) ;
917 ClosePoly();
918
919 if (m_brush.GetStyle() != wxTRANSPARENT)
920 {
921 MacInstallBrush();
922 ::PaintPoly( polygon );
923 }
924
925 if (m_pen.GetStyle() != wxTRANSPARENT)
926 {
927 MacInstallPen() ;
928 ::FramePoly( polygon ) ;
929 }
930
931 KillPoly( polygon );
932 }
933
934 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
935 {
936 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawRectangle - invalid DC"));
937
938 wxMacFastPortSetter helper(this) ;
939
940 wxCoord xx = XLOG2DEVMAC(x);
941 wxCoord yy = YLOG2DEVMAC(y);
942 wxCoord ww = m_signX * XLOG2DEVREL(width);
943 wxCoord hh = m_signY * YLOG2DEVREL(height);
944
945 // CMB: draw nothing if transformed w or h is 0
946 if (ww == 0 || hh == 0)
947 return;
948
949 // CMB: handle -ve width and/or height
950 if (ww < 0)
951 {
952 ww = -ww;
953 xx = xx - ww;
954 }
955
956 if (hh < 0)
957 {
958 hh = -hh;
959 yy = yy - hh;
960 }
961
962 Rect rect = { yy , xx , yy + hh , xx + ww } ;
963
964 if (m_brush.GetStyle() != wxTRANSPARENT)
965 {
966 MacInstallBrush() ;
967 ::PaintRect( &rect ) ;
968 }
969
970 if (m_pen.GetStyle() != wxTRANSPARENT)
971 {
972 MacInstallPen() ;
973 ::FrameRect( &rect ) ;
974 }
975 }
976
977 void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
978 wxCoord width, wxCoord height,
979 double radius)
980 {
981 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawRoundedRectangle - invalid DC"));
982
983 wxMacFastPortSetter helper(this) ;
984 if (radius < 0.0)
985 radius = - radius * ((width < height) ? width : height);
986 wxCoord xx = XLOG2DEVMAC(x);
987 wxCoord yy = YLOG2DEVMAC(y);
988 wxCoord ww = m_signX * XLOG2DEVREL(width);
989 wxCoord hh = m_signY * YLOG2DEVREL(height);
990
991 // CMB: draw nothing if transformed w or h is 0
992 if (ww == 0 || hh == 0)
993 return;
994
995 // CMB: handle -ve width and/or height
996 if (ww < 0)
997 {
998 ww = -ww;
999 xx = xx - ww;
1000 }
1001
1002 if (hh < 0)
1003 {
1004 hh = -hh;
1005 yy = yy - hh;
1006 }
1007
1008 Rect rect = { yy , xx , yy + hh , xx + ww } ;
1009
1010 if (m_brush.GetStyle() != wxTRANSPARENT)
1011 {
1012 MacInstallBrush() ;
1013 ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1014 }
1015
1016 if (m_pen.GetStyle() != wxTRANSPARENT)
1017 {
1018 MacInstallPen() ;
1019 ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1020 }
1021 }
1022
1023 void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1024 {
1025 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllipse - invalid DC"));
1026
1027 wxMacFastPortSetter helper(this) ;
1028
1029 wxCoord xx = XLOG2DEVMAC(x);
1030 wxCoord yy = YLOG2DEVMAC(y);
1031 wxCoord ww = m_signX * XLOG2DEVREL(width);
1032 wxCoord hh = m_signY * YLOG2DEVREL(height);
1033
1034 // CMB: draw nothing if transformed w or h is 0
1035 if (ww == 0 || hh == 0)
1036 return;
1037
1038 // CMB: handle -ve width and/or height
1039 if (ww < 0)
1040 {
1041 ww = -ww;
1042 xx = xx - ww;
1043 }
1044
1045 if (hh < 0)
1046 {
1047 hh = -hh;
1048 yy = yy - hh;
1049 }
1050
1051 Rect rect = { yy , xx , yy + hh , xx + ww } ;
1052
1053 if (m_brush.GetStyle() != wxTRANSPARENT)
1054 {
1055 MacInstallBrush() ;
1056 ::PaintOval( &rect ) ;
1057 }
1058
1059 if (m_pen.GetStyle() != wxTRANSPARENT)
1060 {
1061 MacInstallPen() ;
1062 ::FrameOval( &rect ) ;
1063 }
1064 }
1065
1066 bool wxDC::CanDrawBitmap(void) const
1067 {
1068 return true ;
1069 }
1070
1071 bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord dstWidth, wxCoord dstHeight,
1072 wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1073 wxCoord xsrcMask, wxCoord ysrcMask )
1074 {
1075 return DoStretchBlit( xdest, ydest, dstWidth, dstHeight,
1076 source, xsrc, ysrc, dstWidth, dstHeight,
1077 logical_func, useMask,
1078 xsrcMask, ysrcMask );
1079 }
1080
1081 bool wxDC::DoStretchBlit(wxCoord xdest, wxCoord ydest,
1082 wxCoord dstWidth, wxCoord dstHeight,
1083 wxDC *source,
1084 wxCoord xsrc, wxCoord ysrc,
1085 wxCoord srcWidth, wxCoord srcHeight,
1086 int logical_func, bool useMask,
1087 wxCoord xsrcMask, wxCoord ysrcMask)
1088 {
1089 wxCHECK_MSG(Ok(), false, wxT("wxDC::DoStretchBlit - invalid DC"));
1090 wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoStretchBlit - invalid source DC"));
1091
1092 if ( logical_func == wxNO_OP )
1093 return true ;
1094
1095 if (xsrcMask == -1 && ysrcMask == -1)
1096 {
1097 xsrcMask = xsrc;
1098 ysrcMask = ysrc;
1099 }
1100
1101 // correct the parameter in case this dc does not have a mask at all
1102 if ( useMask && !source->m_macMask )
1103 useMask = false ;
1104
1105 Rect srcrect , dstrect ;
1106 srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1107 srcrect.left = source->XLOG2DEVMAC(xsrc) ;
1108 srcrect.right = source->XLOG2DEVMAC(xsrc + srcWidth ) ;
1109 srcrect.bottom = source->YLOG2DEVMAC(ysrc + srcHeight) ;
1110 dstrect.top = YLOG2DEVMAC(ydest) ;
1111 dstrect.left = XLOG2DEVMAC(xdest) ;
1112 dstrect.bottom = YLOG2DEVMAC(ydest + dstHeight ) ;
1113 dstrect.right = XLOG2DEVMAC(xdest + dstWidth ) ;
1114 short mode = kUnsupportedMode ;
1115 bool invertDestinationFirst = false ;
1116
1117 switch ( logical_func )
1118 {
1119 case wxAND: // src AND dst
1120 mode = adMin ; // ok
1121 break ;
1122
1123 case wxAND_INVERT: // (NOT src) AND dst
1124 mode = notSrcOr ; // ok
1125 break ;
1126
1127 case wxAND_REVERSE:// src AND (NOT dst)
1128 invertDestinationFirst = true ;
1129 mode = srcOr ;
1130 break ;
1131
1132 case wxCLEAR: // 0
1133 mode = kEmulatedMode ;
1134 break ;
1135
1136 case wxCOPY: // src
1137 mode = srcCopy ; // ok
1138 break ;
1139
1140 case wxEQUIV: // (NOT src) XOR dst
1141 mode = srcXor ; // ok
1142 break ;
1143
1144 case wxINVERT: // NOT dst
1145 mode = kEmulatedMode ; //or hilite ;
1146 break ;
1147
1148 case wxNAND: // (NOT src) OR (NOT dst)
1149 invertDestinationFirst = true ;
1150 mode = srcBic ;
1151 break ;
1152
1153 case wxNOR: // (NOT src) AND (NOT dst)
1154 invertDestinationFirst = true ;
1155 mode = notSrcOr ;
1156 break ;
1157
1158 case wxNO_OP: // dst
1159 mode = kEmulatedMode ; // this has already been handled upon entry
1160 break ;
1161
1162 case wxOR: // src OR dst
1163 mode = notSrcBic ;
1164 break ;
1165
1166 case wxOR_INVERT: // (NOT src) OR dst
1167 mode = srcBic ;
1168 break ;
1169
1170 case wxOR_REVERSE: // src OR (NOT dst)
1171 invertDestinationFirst = true ;
1172 mode = notSrcBic ;
1173 break ;
1174
1175 case wxSET: // 1
1176 mode = kEmulatedMode ;
1177 break ;
1178
1179 case wxSRC_INVERT: // (NOT src)
1180 mode = notSrcCopy ; // ok
1181 break ;
1182
1183 case wxXOR: // src XOR dst
1184 mode = notSrcXor ; // ok
1185 break ;
1186
1187 default :
1188 break ;
1189 }
1190
1191 if ( mode == kUnsupportedMode )
1192 {
1193 wxFAIL_MSG(wxT("unsupported blitting mode" ));
1194
1195 return false ;
1196 }
1197
1198 CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ;
1199 PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ;
1200 if ( LockPixels(bmappixels) )
1201 {
1202 wxMacFastPortSetter helper(this) ;
1203
1204 if ( source->GetDepth() == 1 )
1205 {
1206 RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1207 RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1208 }
1209 else
1210 {
1211 // the modes need this, otherwise we'll end up having really nice colors...
1212 RGBColor white = { 0xFFFF, 0xFFFF, 0xFFFF } ;
1213 RGBColor black = { 0, 0, 0 } ;
1214
1215 RGBForeColor( &black ) ;
1216 RGBBackColor( &white ) ;
1217 }
1218
1219 if ( useMask && source->m_macMask )
1220 {
1221 if ( mode == srcCopy )
1222 {
1223 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1224 {
1225 CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1226 GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1227 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1228 &srcrect, &srcrect , &dstrect ) ;
1229 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1230 }
1231 }
1232 else
1233 {
1234 RgnHandle clipRgn = NewRgn() ;
1235 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1236 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1237 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1238 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top + dstrect.top ) ;
1239
1240 if ( mode == kEmulatedMode )
1241 {
1242 Pattern pat ;
1243
1244 ::PenPat(GetQDGlobalsBlack(&pat));
1245 if ( logical_func == wxSET )
1246 {
1247 RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1248 ::RGBForeColor( &col ) ;
1249 ::PaintRgn( clipRgn ) ;
1250 }
1251 else if ( logical_func == wxCLEAR )
1252 {
1253 RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1254 ::RGBForeColor( &col ) ;
1255 ::PaintRgn( clipRgn ) ;
1256 }
1257 else if ( logical_func == wxINVERT )
1258 {
1259 MacInvertRgn( clipRgn ) ;
1260 }
1261 else
1262 {
1263 for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1264 {
1265 for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1266 {
1267 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1268 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1269 if ( PtInRgn( dstPoint , clipRgn ) )
1270 {
1271 RGBColor srcColor, dstColor ;
1272
1273 // NOTE: Get/SetCPixel are slow!
1274 SetPort( (GrafPtr) sourcePort ) ;
1275 GetCPixel( srcPoint.h , srcPoint.v , &srcColor ) ;
1276 SetPort( (GrafPtr) m_macPort ) ;
1277 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1278 wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
1279 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1280 }
1281 }
1282 }
1283 }
1284 }
1285 else
1286 {
1287 if ( invertDestinationFirst )
1288 MacInvertRgn( clipRgn ) ;
1289
1290 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1291 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1292 &srcrect, &dstrect, mode, clipRgn ) ;
1293 }
1294
1295 DisposeRgn( clipRgn ) ;
1296 }
1297 }
1298 else
1299 {
1300 RgnHandle clipRgn = NewRgn() ;
1301 SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1302
1303 if ( mode == kEmulatedMode )
1304 {
1305 Pattern pat ;
1306
1307 ::PenPat(GetQDGlobalsBlack(&pat));
1308 if ( logical_func == wxSET )
1309 {
1310 RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1311 ::RGBForeColor( &col ) ;
1312 ::PaintRgn( clipRgn ) ;
1313 }
1314 else if ( logical_func == wxCLEAR )
1315 {
1316 RGBColor col = { 0x0000, 0x0000, 0x0000 } ;
1317
1318 ::RGBForeColor( &col ) ;
1319 ::PaintRgn( clipRgn ) ;
1320 }
1321 else if ( logical_func == wxINVERT )
1322 {
1323 MacInvertRgn( clipRgn ) ;
1324 }
1325 else
1326 {
1327 for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1328 {
1329 for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1330 {
1331 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1332 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1333 {
1334 RGBColor srcColor, dstColor ;
1335
1336 // NOTE: Get/SetCPixel are slow!
1337 SetPort( (GrafPtr) sourcePort ) ;
1338 GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
1339 SetPort( (GrafPtr) m_macPort ) ;
1340 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1341 wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
1342 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1343 }
1344 }
1345 }
1346 }
1347 }
1348 else
1349 {
1350 if ( invertDestinationFirst )
1351 MacInvertRgn( clipRgn ) ;
1352
1353 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1354 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1355 &srcrect, &dstrect, mode, NULL ) ;
1356 }
1357
1358 DisposeRgn( clipRgn ) ;
1359 }
1360
1361 UnlockPixels( bmappixels ) ;
1362 }
1363
1364 m_macPenInstalled = false ;
1365 m_macBrushInstalled = false ;
1366 m_macFontInstalled = false ;
1367
1368 return true;
1369 }
1370
1371 void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1372 double angle)
1373 {
1374 wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText - invalid DC") );
1375
1376 if ( str.empty() )
1377 return ;
1378
1379 wxMacFastPortSetter helper(this) ;
1380 MacInstallFont() ;
1381
1382 OSStatus status = noErr ;
1383 ATSUTextLayout atsuLayout ;
1384
1385 wxMacUniCharBuffer unibuf( str ) ;
1386 UniCharCount chars = unibuf.GetChars() ;
1387
1388 status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
1389 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1390
1391 wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
1392
1393 status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1394 wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
1395
1396 int iAngle = int( angle );
1397 int drawX = XLOG2DEVMAC(x) ;
1398 int drawY = YLOG2DEVMAC(y) ;
1399
1400 ATSUTextMeasurement textBefore, textAfter ;
1401 ATSUTextMeasurement ascent, descent ;
1402
1403 ATSLineLayoutOptions layoutOptions = kATSLineNoLayoutOptions ;
1404
1405 if (m_font.GetNoAntiAliasing())
1406 {
1407 layoutOptions |= kATSLineNoAntiAliasing ;
1408 }
1409
1410 Fixed atsuAngle = IntToFixed( iAngle ) ;
1411
1412 ATSUAttributeTag atsuTags[] =
1413 {
1414 kATSULineLayoutOptionsTag ,
1415 kATSULineRotationTag ,
1416 } ;
1417
1418 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1419 {
1420 sizeof( ATSLineLayoutOptions ) ,
1421 sizeof( Fixed ) ,
1422 } ;
1423
1424 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1425 {
1426 &layoutOptions ,
1427 &atsuAngle ,
1428 } ;
1429
1430 status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag) - ( abs(iAngle) > 0.001 ? 0 : 1),
1431 atsuTags, atsuSizes, atsuValues ) ;
1432
1433 status = ::ATSUMeasureText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1434 &textBefore , &textAfter, &ascent , &descent );
1435 wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1436
1437 if ( m_backgroundMode == wxSOLID )
1438 {
1439 // background painting must be done by hand, cannot be done by ATSUI
1440 wxCoord x2 , y2 ;
1441 PolyHandle polygon = OpenPoly();
1442
1443 ::MoveTo(drawX, drawY);
1444
1445 x2 = (int) (drawX + sin(angle / RAD2DEG) * FixedToInt(ascent + descent)) ;
1446 y2 = (int) (drawY + cos(angle / RAD2DEG) * FixedToInt(ascent + descent)) ;
1447 ::LineTo(x2, y2);
1448
1449 x2 = (int) (drawX + sin(angle / RAD2DEG) * FixedToInt(ascent + descent ) + cos(angle / RAD2DEG) * FixedToInt(textAfter)) ;
1450 y2 = (int) (drawY + cos(angle / RAD2DEG) * FixedToInt(ascent + descent) - sin(angle / RAD2DEG) * FixedToInt(textAfter)) ;
1451 ::LineTo(x2, y2);
1452
1453 x2 = (int) (drawX + cos(angle / RAD2DEG) * FixedToInt(textAfter)) ;
1454 y2 = (int) (drawY - sin(angle / RAD2DEG) * FixedToInt(textAfter)) ;
1455 ::LineTo(x2, y2);
1456
1457 ::LineTo( drawX, drawY) ;
1458 ClosePoly();
1459
1460 ::ErasePoly( polygon );
1461 KillPoly( polygon );
1462 }
1463
1464 drawX += (int)(sin(angle / RAD2DEG) * FixedToInt(ascent));
1465 drawY += (int)(cos(angle / RAD2DEG) * FixedToInt(ascent));
1466 status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1467 IntToFixed(drawX) , IntToFixed(drawY) );
1468
1469 wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
1470
1471 Rect rect ;
1472 status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1473 IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1474 wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1475
1476 OffsetRect( &rect , -m_deviceLocalOriginX , -m_deviceLocalOriginY ) ;
1477 CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1478 CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1479 ::ATSUDisposeTextLayout(atsuLayout);
1480 }
1481
1482 void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1483 {
1484 DoDrawRotatedText( strtext , x , y , 0) ;
1485 }
1486
1487 bool wxDC::CanGetTextExtent() const
1488 {
1489 wxCHECK_MSG(Ok(), false, wxT("wxDC::CanGetTextExtent - invalid DC"));
1490
1491 return true ;
1492 }
1493
1494
1495 void wxDC::DoGetTextExtent( const wxString &str, wxCoord *width, wxCoord *height,
1496 wxCoord *descent, wxCoord *externalLeading ,
1497 const wxFont *theFont ) const
1498 {
1499 wxCHECK_RET(Ok(), wxT("wxDC::DoGetTextExtent - invalid DC"));
1500
1501 wxMacFastPortSetter helper(this) ;
1502 wxFont formerFont = m_font ;
1503 if ( theFont )
1504 {
1505 // work around the constness
1506 *((wxFont*)(&m_font)) = *theFont ;
1507 }
1508
1509 MacInstallFont() ;
1510
1511 OSStatus status = noErr ;
1512 ATSUTextLayout atsuLayout ;
1513
1514 wxMacUniCharBuffer unibuf( str ) ;
1515 UniCharCount chars = unibuf.GetChars() ;
1516
1517 status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
1518 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1519
1520 wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
1521
1522 status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1523 wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
1524
1525 ATSLineLayoutOptions layoutOptions = kATSLineNoLayoutOptions ;
1526
1527 if (m_font.GetNoAntiAliasing())
1528 {
1529 layoutOptions |= kATSLineNoAntiAliasing ;
1530 }
1531
1532 ATSUAttributeTag atsuTags[] =
1533 {
1534 kATSULineLayoutOptionsTag ,
1535 } ;
1536
1537 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1538 {
1539 sizeof( ATSLineLayoutOptions ) ,
1540 } ;
1541
1542 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1543 {
1544 &layoutOptions ,
1545 } ;
1546
1547 status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1548 atsuTags, atsuSizes, atsuValues ) ;
1549
1550 ATSUTextMeasurement textBefore, textAfter ;
1551 ATSUTextMeasurement textAscent, textDescent ;
1552
1553 status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1554 &textBefore , &textAfter, &textAscent , &textDescent );
1555
1556 if ( height )
1557 *height = YDEV2LOGREL( FixedToInt(textAscent + textDescent) ) ;
1558 if ( descent )
1559 *descent =YDEV2LOGREL( FixedToInt(textDescent) );
1560 if ( externalLeading )
1561 *externalLeading = 0 ;
1562 if ( width )
1563 *width = XDEV2LOGREL( FixedToInt(textAfter - textBefore) ) ;
1564
1565 ::ATSUDisposeTextLayout(atsuLayout);
1566
1567
1568 if ( theFont )
1569 {
1570 // work around the constness
1571 *((wxFont*)(&m_font)) = formerFont ;
1572 m_macFontInstalled = false ;
1573 }
1574 }
1575
1576 bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1577 {
1578 wxCHECK_MSG(Ok(), false, wxT("wxDC::DoGetPartialTextExtents - invalid DC"));
1579
1580 widths.Empty();
1581 widths.Add(0, text.length());
1582
1583 if (text.length() == 0)
1584 return false;
1585
1586 wxMacFastPortSetter helper(this) ;
1587 MacInstallFont() ;
1588
1589 OSStatus status = noErr ;
1590 ATSUTextLayout atsuLayout ;
1591
1592 wxMacUniCharBuffer unibuf( text ) ;
1593 UniCharCount chars = unibuf.GetChars() ;
1594
1595 status = ::ATSUCreateTextLayoutWithTextPtr( unibuf.GetBuffer() , 0 , chars , chars , 1 ,
1596 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1597
1598 wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
1599
1600 status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1601 wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
1602
1603 ATSLineLayoutOptions layoutOptions = kATSLineNoLayoutOptions ;
1604
1605 if (m_font.GetNoAntiAliasing())
1606 {
1607 layoutOptions |= kATSLineNoAntiAliasing ;
1608 }
1609
1610 ATSUAttributeTag atsuTags[] =
1611 {
1612 kATSULineLayoutOptionsTag ,
1613 } ;
1614
1615 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1616 {
1617 sizeof( ATSLineLayoutOptions ) ,
1618 } ;
1619
1620 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1621 {
1622 &layoutOptions ,
1623 } ;
1624
1625 status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1626 atsuTags, atsuSizes, atsuValues ) ;
1627
1628 for ( int pos = 0; pos < (int)chars ; pos ++ )
1629 {
1630 unsigned long actualNumberOfBounds = 0;
1631 ATSTrapezoid glyphBounds;
1632
1633 // We get a single bound, since the text should only require one. If it requires more, there is an issue
1634 OSStatus result;
1635 result = ATSUGetGlyphBounds( atsuLayout, 0, 0, kATSUFromTextBeginning, pos + 1,
1636 kATSUseDeviceOrigins, 1, &glyphBounds, &actualNumberOfBounds );
1637 if (result != noErr || actualNumberOfBounds != 1 )
1638 return false;
1639
1640 widths[pos] = XDEV2LOGREL(FixedToInt( glyphBounds.upperRight.x - glyphBounds.upperLeft.x ));
1641 }
1642
1643 ::ATSUDisposeTextLayout(atsuLayout);
1644
1645 return true;
1646 }
1647
1648 wxCoord wxDC::GetCharWidth(void) const
1649 {
1650 wxCoord width = 0 ;
1651 DoGetTextExtent( wxT("g"), &width , NULL , NULL , NULL , NULL ) ;
1652 return width ;
1653 }
1654
1655 wxCoord wxDC::GetCharHeight(void) const
1656 {
1657 wxCoord height ;
1658 DoGetTextExtent( wxT("g") , NULL , &height , NULL , NULL , NULL ) ;
1659 return height ;
1660 }
1661
1662 void wxDC::Clear(void)
1663 {
1664 wxCHECK_RET(Ok(), wxT("wxDC::Clear - invalid DC"));
1665
1666 wxMacFastPortSetter helper(this) ;
1667 Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1668
1669 if ( m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1670 {
1671 ::PenNormal() ;
1672 MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1673 ::EraseRect( &rect ) ;
1674 }
1675 }
1676
1677 void wxDC::MacInstallFont() const
1678 {
1679 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1680
1681 // if ( m_macFontInstalled )
1682 // return ;
1683
1684 Pattern blackColor ;
1685 MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1686 if ( m_backgroundMode != wxTRANSPARENT )
1687 {
1688 Pattern whiteColor ;
1689 ::BackPat(GetQDGlobalsWhite(&whiteColor));
1690 }
1691
1692 wxASSERT( m_font.Ok() ) ;
1693
1694 ::TextFont( m_font.MacGetFontNum() ) ;
1695 ::TextSize( (short)(m_scaleY * m_font.MacGetFontSize()) ) ;
1696 ::TextFace( m_font.MacGetFontStyle() ) ;
1697 m_macFontInstalled = true ;
1698 m_macBrushInstalled = false ;
1699 m_macPenInstalled = false ;
1700 RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1701 RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1702 ::RGBForeColor( &forecolor );
1703 ::RGBBackColor( &backcolor );
1704
1705 // TODO:
1706 short mode = patCopy ;
1707 switch ( m_logicalFunction )
1708 {
1709 case wxCOPY: // src
1710 mode = patCopy ;
1711 break ;
1712
1713 case wxINVERT: // NOT dst
1714 ::PenPat(GetQDGlobalsBlack(&blackColor));
1715 mode = patXor ;
1716 break ;
1717
1718 case wxXOR: // src XOR dst
1719 mode = patXor ;
1720 break ;
1721
1722 case wxOR_REVERSE: // src OR (NOT dst)
1723 mode = notPatOr ;
1724 break ;
1725
1726 case wxSRC_INVERT: // (NOT src)
1727 mode = notPatCopy ;
1728 break ;
1729
1730 case wxAND: // src AND dst
1731 mode = adMin ;
1732 break ;
1733
1734 // TODO: unsupported
1735 case wxCLEAR: // 0
1736 case wxAND_REVERSE:// src AND (NOT dst)
1737 case wxAND_INVERT: // (NOT src) AND dst
1738 case wxNO_OP: // dst
1739 case wxNOR: // (NOT src) AND (NOT dst)
1740 case wxEQUIV: // (NOT src) XOR dst
1741 case wxOR_INVERT: // (NOT src) OR dst
1742 case wxNAND: // (NOT src) OR (NOT dst)
1743 case wxOR: // src OR dst
1744 case wxSET: // 1
1745 // case wxSRC_OR: // source _bitmap_ OR destination
1746 // case wxSRC_AND: // source _bitmap_ AND destination
1747 break ;
1748
1749 default:
1750 break ;
1751 }
1752
1753 ::PenMode( mode ) ;
1754 OSStatus status = noErr ;
1755 status = ATSUCreateAndCopyStyle( (ATSUStyle) m_font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ;
1756 wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
1757
1758 Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
1759 ATSUAttributeTag atsuTags[] =
1760 {
1761 kATSUSizeTag ,
1762 } ;
1763 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1764 {
1765 sizeof( Fixed ) ,
1766 } ;
1767 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1768 {
1769 &atsuSize ,
1770 } ;
1771
1772 status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
1773 atsuTags, atsuSizes, atsuValues);
1774
1775 wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") ) ;
1776 }
1777
1778 Pattern gPatterns[] =
1779 {
1780 // hatch patterns
1781 { { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } } ,
1782 { { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } } ,
1783 { { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } } ,
1784 { { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1785 { { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } } ,
1786 { { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } } ,
1787 { { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } } ,
1788
1789 // dash patterns
1790 { { 0xCC , 0x99 , 0x33 , 0x66 , 0xCC , 0x99 , 0x33 , 0x66 } } , // DOT
1791 { { 0xFE , 0xFD , 0xFB , 0xF7 , 0xEF , 0xDF , 0xBF , 0x7F } } , // LONG_DASH
1792 { { 0xEE , 0xDD , 0xBB , 0x77 , 0xEE , 0xDD , 0xBB , 0x77 } } , // SHORT_DASH
1793 { { 0xDE , 0xBD , 0x7B , 0xF6 , 0xED , 0xDB , 0xB7 , 0x6F } } , // DOT_DASH
1794 } ;
1795
1796 static void wxMacGetPattern(int penStyle, Pattern *pattern)
1797 {
1798 int index = 0; // solid pattern by default
1799 switch (penStyle)
1800 {
1801 // hatches
1802 case wxBDIAGONAL_HATCH: index = 1; break;
1803 case wxFDIAGONAL_HATCH: index = 2; break;
1804 case wxCROSS_HATCH: index = 3; break;
1805 case wxHORIZONTAL_HATCH: index = 4; break;
1806 case wxVERTICAL_HATCH: index = 5; break;
1807 case wxCROSSDIAG_HATCH: index = 6; break;
1808
1809 // dashes
1810 case wxDOT: index = 7; break;
1811 case wxLONG_DASH: index = 8; break;
1812 case wxSHORT_DASH: index = 9; break;
1813 case wxDOT_DASH: index = 10; break;
1814
1815 default:
1816 break;
1817 }
1818
1819 *pattern = gPatterns[index];
1820 }
1821
1822 void wxDC::MacInstallPen() const
1823 {
1824 wxCHECK_RET(Ok(), wxT("wxDC::MacInstallPen - invalid DC"));
1825
1826 //Pattern blackColor;
1827 // if ( m_macPenInstalled )
1828 // return ;
1829
1830 RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1831 RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1832 ::RGBForeColor( &forecolor );
1833 ::RGBBackColor( &backcolor );
1834 ::PenNormal() ;
1835
1836 // null means only one pixel, at whatever resolution
1837 int penWidth = (int) (m_pen.GetWidth() * m_scaleX) ;
1838 if ( penWidth == 0 )
1839 penWidth = 1 ;
1840 ::PenSize(penWidth, penWidth);
1841
1842 Pattern pat;
1843 int penStyle = m_pen.GetStyle();
1844 if (penStyle == wxUSER_DASH)
1845 {
1846 // FIXME: there should be exactly 8 items in the dash
1847 wxDash* dash ;
1848 int number = m_pen.GetDashes(&dash) ;
1849 int index = 0;
1850 for ( int i = 0 ; i < 8 ; ++i )
1851 {
1852 pat.pat[i] = dash[index] ;
1853 if (index < number - 1)
1854 index++;
1855 }
1856 }
1857 else
1858 {
1859 wxMacGetPattern(penStyle, &pat);
1860 }
1861 ::PenPat(&pat);
1862
1863 // TODO:
1864 short mode = patCopy ;
1865 switch ( m_logicalFunction )
1866 {
1867 case wxCOPY: // only foreground color, leave background (thus not patCopy)
1868 mode = patOr ;
1869 break ;
1870
1871 case wxINVERT: // NOT dst
1872 // ::PenPat(GetQDGlobalsBlack(&blackColor));
1873 mode = patXor ;
1874 break ;
1875
1876 case wxXOR: // src XOR dst
1877 mode = patXor ;
1878 break ;
1879
1880 case wxOR_REVERSE: // src OR (NOT dst)
1881 mode = notPatOr ;
1882 break ;
1883
1884 case wxSRC_INVERT: // (NOT src)
1885 mode = notPatCopy ;
1886 break ;
1887
1888 case wxAND: // src AND dst
1889 mode = adMin ;
1890 break ;
1891
1892 // TODO: unsupported
1893 case wxCLEAR: // 0
1894 case wxAND_REVERSE:// src AND (NOT dst)
1895 case wxAND_INVERT: // (NOT src) AND dst
1896 case wxNO_OP: // dst
1897 case wxNOR: // (NOT src) AND (NOT dst)
1898 case wxEQUIV: // (NOT src) XOR dst
1899 case wxOR_INVERT: // (NOT src) OR dst
1900 case wxNAND: // (NOT src) OR (NOT dst)
1901 case wxOR: // src OR dst
1902 case wxSET: // 1
1903 // case wxSRC_OR: // source _bitmap_ OR destination
1904 // case wxSRC_AND: // source _bitmap_ AND destination
1905 break ;
1906
1907 default:
1908 break ;
1909 }
1910
1911 ::PenMode( mode ) ;
1912 m_macPenInstalled = true ;
1913 m_macBrushInstalled = false ;
1914 m_macFontInstalled = false ;
1915 }
1916
1917 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
1918 {
1919 Pattern whiteColor ;
1920
1921 if ( background.Ok() )
1922 {
1923 switch ( background.MacGetBrushKind() )
1924 {
1925 case kwxMacBrushTheme :
1926 ::SetThemeBackground( background.MacGetTheme() , wxDisplayDepth() , true ) ;
1927 break ;
1928
1929 case kwxMacBrushThemeBackground :
1930 {
1931 Rect extent ;
1932 ThemeBackgroundKind bg = background.MacGetThemeBackground( &extent ) ;
1933 ::ApplyThemeBackground( bg , &extent, kThemeStateActive , wxDisplayDepth() , true ) ;
1934 }
1935 break ;
1936
1937 case kwxMacBrushColour :
1938 {
1939 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
1940 int brushStyle = background.GetStyle();
1941 if (brushStyle == wxSOLID)
1942 ::BackPat(GetQDGlobalsWhite(&whiteColor));
1943 else if (background.IsHatch())
1944 {
1945 Pattern pat ;
1946 wxMacGetPattern(brushStyle, &pat);
1947 ::BackPat(&pat);
1948 }
1949 else
1950 {
1951 ::BackPat(GetQDGlobalsWhite(&whiteColor));
1952 }
1953 }
1954 break ;
1955
1956 default:
1957 break ;
1958 }
1959 }
1960 }
1961
1962 void wxDC::MacInstallBrush() const
1963 {
1964 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1965
1966 // if ( m_macBrushInstalled )
1967 // return ;
1968
1969 Pattern blackColor ;
1970 bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
1971 ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
1972 ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
1973
1974 int brushStyle = m_brush.GetStyle();
1975 if (brushStyle == wxSOLID)
1976 {
1977 switch ( m_brush.MacGetBrushKind() )
1978 {
1979 case kwxMacBrushTheme :
1980 {
1981 Pattern whiteColor ;
1982 ::BackPat(GetQDGlobalsWhite(&whiteColor));
1983 ::SetThemePen( m_brush.MacGetTheme() , wxDisplayDepth() , true ) ;
1984 }
1985 break ;
1986
1987 default :
1988 ::PenPat(GetQDGlobalsBlack(&blackColor));
1989 break ;
1990
1991 }
1992 }
1993 else if (m_brush.IsHatch())
1994 {
1995 Pattern pat ;
1996
1997 wxMacGetPattern(brushStyle, &pat);
1998 ::PenPat(&pat);
1999 }
2000 else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
2001 {
2002 // we force this in order to be compliant with wxMSW
2003 backgroundTransparent = false ;
2004
2005 // for these the text fore (and back for MASK_OPAQUE) colors are used
2006 wxBitmap* bitmap = m_brush.GetStipple() ;
2007 int width = bitmap->GetWidth() ;
2008 int height = bitmap->GetHeight() ;
2009 GWorldPtr gw = NULL ;
2010
2011 if ( m_brush.GetStyle() == wxSTIPPLE )
2012 gw = MAC_WXHBITMAP(bitmap->GetHBITMAP(NULL)) ;
2013 else
2014 gw = MAC_WXHBITMAP(bitmap->GetMask()->GetHBITMAP()) ;
2015
2016 PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2017 LockPixels( gwpixmaphandle ) ;
2018 bool isMonochrome = !IsPortColor( gw ) ;
2019 if ( !isMonochrome )
2020 {
2021 if ( (**gwpixmaphandle).pixelSize == 1 )
2022 isMonochrome = true ;
2023 }
2024
2025 if ( isMonochrome && width == 8 && height == 8 )
2026 {
2027 ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2028 ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2029 BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2030 UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2031 int alignment = gwbitmap->rowBytes & 0x7FFF ;
2032 Pattern pat ;
2033
2034 for ( int i = 0 ; i < 8 ; ++i )
2035 {
2036 pat.pat[i] = gwbits[i * alignment + 0] ;
2037 }
2038
2039 UnlockPixels( GetGWorldPixMap( gw ) ) ;
2040 ::PenPat( &pat ) ;
2041 }
2042 else
2043 {
2044 // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2045 // caching scheme before putting this into production
2046 Handle image;
2047 long imageSize;
2048
2049 PixPatHandle pixpat = NewPixPat() ;
2050 CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2051 imageSize = GetPixRowBytes((**pixpat).patMap) *
2052 ((**(**pixpat).patMap).bounds.bottom -
2053 (**(**pixpat).patMap).bounds.top);
2054 PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2055 (**pixpat).patData = image;
2056
2057 if ( isMonochrome )
2058 {
2059 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2060 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2061 if ( ctspec[0].rgb.red == 0x0000 )
2062 {
2063 ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2064 ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2065 }
2066 else
2067 {
2068 ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2069 ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2070 }
2071 ::CTabChanged( ctable ) ;
2072 }
2073
2074 ::PenPixPat(pixpat);
2075 m_macForegroundPixMap = pixpat ;
2076 }
2077
2078 UnlockPixels( gwpixmaphandle ) ;
2079 }
2080 else
2081 {
2082 ::PenPat(GetQDGlobalsBlack(&blackColor));
2083 }
2084
2085 short mode = patCopy ;
2086 switch ( m_logicalFunction )
2087 {
2088 case wxCOPY: // src
2089 if ( backgroundTransparent )
2090 mode = patOr ;
2091 else
2092 mode = patCopy ;
2093 break ;
2094
2095 case wxINVERT: // NOT dst
2096 if ( !backgroundTransparent )
2097 ::PenPat(GetQDGlobalsBlack(&blackColor));
2098 mode = patXor ;
2099 break ;
2100
2101 case wxXOR: // src XOR dst
2102 mode = patXor ;
2103 break ;
2104
2105 case wxOR_REVERSE: // src OR (NOT dst)
2106 mode = notPatOr ;
2107 break ;
2108
2109 case wxSRC_INVERT: // (NOT src)
2110 mode = notPatCopy ;
2111 break ;
2112
2113 case wxAND: // src AND dst
2114 mode = adMin ;
2115 break ;
2116
2117 // TODO: unsupported
2118 case wxCLEAR: // 0
2119 case wxAND_REVERSE:// src AND (NOT dst)
2120 case wxAND_INVERT: // (NOT src) AND dst
2121 case wxNO_OP: // dst
2122 case wxNOR: // (NOT src) AND (NOT dst)
2123 case wxEQUIV: // (NOT src) XOR dst
2124 case wxOR_INVERT: // (NOT src) OR dst
2125 case wxNAND: // (NOT src) OR (NOT dst)
2126 case wxOR: // src OR dst
2127 case wxSET: // 1
2128 // case wxSRC_OR: // source _bitmap_ OR destination
2129 // case wxSRC_AND: // source _bitmap_ AND destination
2130 break ;
2131
2132 default:
2133 break ;
2134 }
2135
2136 ::PenMode( mode ) ;
2137 m_macBrushInstalled = true ;
2138 m_macPenInstalled = false ;
2139 m_macFontInstalled = false ;
2140 }
2141
2142 #endif // !wxMAC_USE_CORE_GRAPHICS
wxWidgets (Impactor)