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implemented clipping for controls via callback (classic only)
[wxWidgets.git] / src / mac / carbon / dc.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: dc.cpp
3 // Purpose: wxDC class
4 // Author: AUTHOR
5 // Modified by:
6 // Created: 01/02/97
7 // RCS-ID: $Id$
8 // Copyright: (c) AUTHOR
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "dc.h"
14 #endif
15
16 #include "wx/dc.h"
17 #include "wx/app.h"
18 #include "wx/mac/uma.h"
19 #include "wx/dcmemory.h"
20 #include "wx/region.h"
21 #include "wx/image.h"
22 #include "wx/log.h"
23
24
25 #if __MSL__ >= 0x6000
26 #include "math.h"
27 using namespace std ;
28 #endif
29
30 #include "wx/mac/private.h"
31 #include "ATSUnicode.h"
32 #include "TextCommon.h"
33 #include "TextEncodingConverter.h"
34
35 #if !USE_SHARED_LIBRARY
36 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
37 #endif
38
39 //-----------------------------------------------------------------------------
40 // constants
41 //-----------------------------------------------------------------------------
42
43 #define mm2inches 0.0393700787402
44 #define inches2mm 25.4
45 #define mm2twips 56.6929133859
46 #define twips2mm 0.0176388888889
47 #define mm2pt 2.83464566929
48 #define pt2mm 0.352777777778
49 #ifndef __DARWIN__
50 const double M_PI = 3.14159265358979 ;
51 #endif
52 const double RAD2DEG = 180.0 / M_PI;
53 const short kEmulatedMode = -1 ;
54 const short kUnsupportedMode = -2 ;
55
56 wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
57 m_ph( (GrafPtr) dc->m_macPort )
58 {
59 wxASSERT( dc->Ok() ) ;
60 m_dc = dc ;
61 dc->MacSetupPort(&m_ph) ;
62 }
63
64 wxMacPortSetter::~wxMacPortSetter()
65 {
66 m_dc->MacCleanupPort(&m_ph) ;
67 }
68
69 wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win )
70 {
71 m_formerClip = NewRgn() ;
72 m_newClip = NewRgn() ;
73 GetClip( m_formerClip ) ;
74
75 if ( win )
76 {
77 RgnHandle insidergn = NewRgn() ;
78 int x = 0 , y = 0;
79 wxWindow *parent = win->GetParent() ;
80 parent->MacWindowToRootWindow( &x,&y ) ;
81
82 wxSize size = parent->GetSize() ;
83 SetRectRgn( insidergn , parent->MacGetLeftBorderSize() , parent->MacGetTopBorderSize() ,
84 size.x - parent->MacGetLeftBorderSize() - parent->MacGetRightBorderSize(),
85 size.y - parent->MacGetTopBorderSize() - parent->MacGetBottomBorderSize()) ;
86
87 CopyRgn( (RgnHandle) parent->MacGetVisibleRegion(false).GetWXHRGN() , m_newClip ) ;
88 SectRgn( m_newClip , insidergn , m_newClip ) ;
89 OffsetRgn( m_newClip , x , y ) ;
90 SetClip( m_newClip ) ;
91 DisposeRgn( insidergn ) ;
92 }
93 }
94
95 wxMacWindowClipper::~wxMacWindowClipper()
96 {
97 SetClip( m_formerClip ) ;
98 DisposeRgn( m_newClip ) ;
99 DisposeRgn( m_formerClip ) ;
100 }
101
102 //-----------------------------------------------------------------------------
103 // Local functions
104 //-----------------------------------------------------------------------------
105
106 static inline double dmin(double a, double b) { return a < b ? a : b; }
107 static inline double dmax(double a, double b) { return a > b ? a : b; }
108 static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
109
110 //-----------------------------------------------------------------------------
111 // wxDC
112 //-----------------------------------------------------------------------------
113
114 // this function emulates all wx colour manipulations, used to verify the implementation
115 // by setting the mode in the blitting functions to kEmulatedMode
116
117 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor ) ;
118 void wxMacCalculateColour( int logical_func , const RGBColor &srcColor , RGBColor &dstColor )
119 {
120 switch ( logical_func )
121 {
122 case wxAND: // src AND dst
123 dstColor.red = dstColor.red & srcColor.red ;
124 dstColor.green = dstColor.green & srcColor.green ;
125 dstColor.blue = dstColor.blue & srcColor.blue ;
126 break ;
127 case wxAND_INVERT: // (NOT src) AND dst
128 dstColor.red = dstColor.red & ~srcColor.red ;
129 dstColor.green = dstColor.green & ~srcColor.green ;
130 dstColor.blue = dstColor.blue & ~srcColor.blue ;
131 break ;
132 case wxAND_REVERSE:// src AND (NOT dst)
133 dstColor.red = ~dstColor.red & srcColor.red ;
134 dstColor.green = ~dstColor.green & srcColor.green ;
135 dstColor.blue = ~dstColor.blue & srcColor.blue ;
136 break ;
137 case wxCLEAR: // 0
138 dstColor.red = 0 ;
139 dstColor.green = 0 ;
140 dstColor.blue = 0 ;
141 break ;
142 case wxCOPY: // src
143 dstColor.red = srcColor.red ;
144 dstColor.green = srcColor.green ;
145 dstColor.blue = srcColor.blue ;
146 break ;
147 case wxEQUIV: // (NOT src) XOR dst
148 dstColor.red = dstColor.red ^ ~srcColor.red ;
149 dstColor.green = dstColor.green ^ ~srcColor.green ;
150 dstColor.blue = dstColor.blue ^ ~srcColor.blue ;
151 break ;
152 case wxINVERT: // NOT dst
153 dstColor.red = ~dstColor.red ;
154 dstColor.green = ~dstColor.green ;
155 dstColor.blue = ~dstColor.blue ;
156 break ;
157 case wxNAND: // (NOT src) OR (NOT dst)
158 dstColor.red = ~dstColor.red | ~srcColor.red ;
159 dstColor.green = ~dstColor.green | ~srcColor.green ;
160 dstColor.blue = ~dstColor.blue | ~srcColor.blue ;
161 break ;
162 case wxNOR: // (NOT src) AND (NOT dst)
163 dstColor.red = ~dstColor.red & ~srcColor.red ;
164 dstColor.green = ~dstColor.green & ~srcColor.green ;
165 dstColor.blue = ~dstColor.blue & ~srcColor.blue ;
166 break ;
167 case wxNO_OP: // dst
168 break ;
169 case wxOR: // src OR dst
170 dstColor.red = dstColor.red | srcColor.red ;
171 dstColor.green = dstColor.green | srcColor.green ;
172 dstColor.blue = dstColor.blue | srcColor.blue ;
173 break ;
174 case wxOR_INVERT: // (NOT src) OR dst
175 dstColor.red = dstColor.red | ~srcColor.red ;
176 dstColor.green = dstColor.green | ~srcColor.green ;
177 dstColor.blue = dstColor.blue | ~srcColor.blue ;
178 break ;
179 case wxOR_REVERSE: // src OR (NOT dst)
180 dstColor.red = ~dstColor.red | srcColor.red ;
181 dstColor.green = ~dstColor.green | srcColor.green ;
182 dstColor.blue = ~dstColor.blue | srcColor.blue ;
183 break ;
184 case wxSET: // 1
185 dstColor.red = 0xFFFF ;
186 dstColor.green = 0xFFFF ;
187 dstColor.blue = 0xFFFF ;
188 break ;
189 case wxSRC_INVERT: // (NOT src)
190 dstColor.red = ~srcColor.red ;
191 dstColor.green = ~srcColor.green ;
192 dstColor.blue = ~srcColor.blue ;
193 break ;
194 case wxXOR: // src XOR dst
195 dstColor.red = dstColor.red ^ srcColor.red ;
196 dstColor.green = dstColor.green ^ srcColor.green ;
197 dstColor.blue = dstColor.blue ^ srcColor.blue ;
198 break ;
199 }
200
201 }
202
203 wxDC::wxDC()
204 {
205 m_ok = FALSE;
206 m_colour = TRUE;
207
208 m_mm_to_pix_x = mm2pt;
209 m_mm_to_pix_y = mm2pt;
210
211 m_internalDeviceOriginX = 0;
212 m_internalDeviceOriginY = 0;
213 m_externalDeviceOriginX = 0;
214 m_externalDeviceOriginY = 0;
215
216 m_logicalScaleX = 1.0;
217 m_logicalScaleY = 1.0;
218 m_userScaleX = 1.0;
219 m_userScaleY = 1.0;
220 m_scaleX = 1.0;
221 m_scaleY = 1.0;
222
223 m_needComputeScaleX = FALSE;
224 m_needComputeScaleY = FALSE;
225
226 m_macPort = NULL ;
227 m_macMask = NULL ;
228 m_ok = FALSE ;
229
230 m_macFontInstalled = false ;
231 m_macBrushInstalled = false ;
232 m_macPenInstalled = false ;
233
234 m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
235 m_macBoundaryClipRgn = NewRgn() ;
236 m_macCurrentClipRgn = NewRgn() ;
237
238 SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
239 SetRectRgn( (RgnHandle) m_macCurrentClipRgn , -32000 , -32000 , 32000 , 32000 ) ;
240
241 m_pen = *wxBLACK_PEN;
242 m_font = *wxNORMAL_FONT;
243 m_brush = *wxWHITE_BRUSH;
244 m_macCurrentPortStateHelper = NULL ;
245 m_macATSUIStyle = NULL ;
246 m_macAliasWasEnabled = false;
247 m_macForegroundPixMap = NULL ;
248 m_macBackgroundPixMap = NULL ;
249 }
250
251 wxDC::~wxDC(void)
252 {
253 DisposeRgn( (RgnHandle) m_macBoundaryClipRgn ) ;
254 DisposeRgn( (RgnHandle) m_macCurrentClipRgn ) ;
255 }
256 void wxDC::MacSetupPort(wxMacPortStateHelper* help) const
257 {
258 wxASSERT( m_macCurrentPortStateHelper == NULL ) ;
259 m_macCurrentPortStateHelper = help ;
260 SetClip( (RgnHandle) m_macCurrentClipRgn);
261
262 m_macFontInstalled = false ;
263 m_macBrushInstalled = false ;
264 m_macPenInstalled = false ;
265 }
266
267 void wxDC::MacCleanupPort(wxMacPortStateHelper* help) const
268 {
269 wxASSERT( m_macCurrentPortStateHelper == help ) ;
270 m_macCurrentPortStateHelper = NULL ;
271 if( m_macATSUIStyle )
272 {
273 ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
274 m_macATSUIStyle = NULL ;
275 }
276 if ( m_macAliasWasEnabled )
277 {
278 SetAntiAliasedTextEnabled(m_macFormerAliasState, m_macFormerAliasSize);
279 m_macAliasWasEnabled = false ;
280 }
281 if ( m_macForegroundPixMap )
282 {
283 Pattern blackColor ;
284 ::PenPat(GetQDGlobalsBlack(&blackColor));
285 DisposePixPat( (PixPatHandle) m_macForegroundPixMap ) ;
286 m_macForegroundPixMap = NULL ;
287 }
288 if ( m_macBackgroundPixMap )
289 {
290 Pattern whiteColor ;
291 ::BackPat(GetQDGlobalsWhite(&whiteColor));
292 DisposePixPat( (PixPatHandle) m_macBackgroundPixMap ) ;
293 m_macBackgroundPixMap = NULL ;
294 }
295 }
296
297 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
298 {
299 wxCHECK_RET( Ok(), wxT("invalid window dc") );
300
301 wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
302
303 wxMacPortSetter helper(this) ;
304
305 wxCoord xx = XLOG2DEVMAC(x);
306 wxCoord yy = YLOG2DEVMAC(y);
307 wxCoord w = bmp.GetWidth();
308 wxCoord h = bmp.GetHeight();
309 wxCoord ww = XLOG2DEVREL(w);
310 wxCoord hh = YLOG2DEVREL(h);
311
312 // Set up drawing mode
313 short mode = (m_logicalFunction == wxCOPY ? srcCopy :
314 //m_logicalFunction == wxCLEAR ? WHITENESS :
315 //m_logicalFunction == wxSET ? BLACKNESS :
316 m_logicalFunction == wxINVERT ? hilite :
317 //m_logicalFunction == wxAND ? MERGECOPY :
318 m_logicalFunction == wxOR ? srcOr :
319 m_logicalFunction == wxSRC_INVERT ? notSrcCopy :
320 m_logicalFunction == wxXOR ? srcXor :
321 m_logicalFunction == wxOR_REVERSE ? notSrcOr :
322 //m_logicalFunction == wxAND_REVERSE ? SRCERASE :
323 //m_logicalFunction == wxSRC_OR ? srcOr :
324 //m_logicalFunction == wxSRC_AND ? SRCAND :
325 srcCopy );
326
327 if ( bmp.GetBitmapType() == kMacBitmapTypePict ) {
328 Rect bitmaprect = { 0 , 0 , hh, ww };
329 ::OffsetRect( &bitmaprect, xx, yy ) ;
330 ::DrawPicture( (PicHandle) bmp.GetPict(), &bitmaprect ) ;
331 }
332 else if ( bmp.GetBitmapType() == kMacBitmapTypeGrafWorld )
333 {
334 GWorldPtr bmapworld = MAC_WXHBITMAP( bmp.GetHBITMAP() );
335 PixMapHandle bmappixels ;
336
337 // Set foreground and background colours (for bitmaps depth = 1)
338 if(bmp.GetDepth() == 1)
339 {
340 RGBColor fore = MAC_WXCOLORREF(m_textForegroundColour.GetPixel());
341 RGBColor back = MAC_WXCOLORREF(m_textBackgroundColour.GetPixel());
342 RGBForeColor(&fore);
343 RGBBackColor(&back);
344 }
345 else
346 {
347 RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
348 RGBColor black = { 0,0,0} ;
349 RGBForeColor( &black ) ;
350 RGBBackColor( &white ) ;
351 }
352
353 bmappixels = GetGWorldPixMap( bmapworld ) ;
354
355 wxCHECK_RET(LockPixels(bmappixels),
356 wxT("DoDrawBitmap: Unable to lock pixels"));
357
358 Rect source = { 0, 0, h, w };
359 Rect dest = { yy, xx, yy + hh, xx + ww };
360
361 if ( useMask && bmp.GetMask() )
362 {
363 if( LockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap()))))
364 {
365 CopyDeepMask
366 (
367 GetPortBitMapForCopyBits(bmapworld),
368 GetPortBitMapForCopyBits(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())),
369 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
370 &source, &source, &dest, mode, NULL
371 );
372 UnlockPixels(GetGWorldPixMap(MAC_WXHBITMAP(bmp.GetMask()->GetMaskBitmap())));
373 }
374 }
375 else {
376 CopyBits( GetPortBitMapForCopyBits( bmapworld ),
377 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ),
378 &source, &dest, mode, NULL ) ;
379 }
380 UnlockPixels( bmappixels ) ;
381 }
382 else if ( bmp.GetBitmapType() == kMacBitmapTypeIcon )
383 {
384 Rect bitmaprect = { 0 , 0 , bmp.GetHeight(), bmp.GetWidth() } ;
385 OffsetRect( &bitmaprect, xx, yy ) ;
386 PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(bmp.GetHICON()) ) ;
387 }
388 m_macPenInstalled = false ;
389 m_macBrushInstalled = false ;
390 m_macFontInstalled = false ;
391
392 }
393
394 void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
395 {
396 wxCHECK_RET(Ok(), wxT("Invalid dc wxDC::DoDrawIcon"));
397
398 wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
399
400 DoDrawBitmap( icon , x , y , icon.GetMask() != NULL ) ;
401 }
402 void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
403 {
404 wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion Invalid DC"));
405 wxCoord xx, yy, ww, hh;
406
407 xx = XLOG2DEVMAC(x);
408 yy = YLOG2DEVMAC(y);
409 ww = XLOG2DEVREL(width);
410 hh = YLOG2DEVREL(height);
411
412 SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
413 SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
414
415 if( m_clipping )
416 {
417 m_clipX1 = wxMax( m_clipX1 , xx );
418 m_clipY1 = wxMax( m_clipY1 , yy );
419 m_clipX2 = wxMin( m_clipX2, (xx + ww));
420 m_clipY2 = wxMin( m_clipY2, (yy + hh));
421 }
422 else
423 {
424 m_clipping = TRUE;
425 m_clipX1 = xx;
426 m_clipY1 = yy;
427 m_clipX2 = xx + ww;
428 m_clipY2 = yy + hh;
429 }
430
431 }
432 void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region )
433 {
434 wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
435
436 wxMacPortSetter helper(this) ;
437 if (region.Empty())
438 {
439 DestroyClippingRegion();
440 return;
441 }
442
443 wxCoord x, y, w, h;
444 region.GetBox( x, y, w, h );
445 wxCoord xx, yy, ww, hh;
446
447 xx = XLOG2DEVMAC(x);
448 yy = YLOG2DEVMAC(y);
449 ww = XLOG2DEVREL(w);
450 hh = YLOG2DEVREL(h);
451
452 // if we have a scaling that we cannot map onto native regions
453 // we must use the box
454
455 if ( ww != w || hh != h )
456 {
457 wxDC::DoSetClippingRegion( x, y, w, h );
458 }
459 else
460 {
461 CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
462 if ( xx != x || yy != y )
463 {
464 OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
465 }
466 SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
467 if( m_clipping )
468 {
469 m_clipX1 = wxMax( m_clipX1 , xx );
470 m_clipY1 = wxMax( m_clipY1 , yy );
471 m_clipX2 = wxMin( m_clipX2, (xx + ww));
472 m_clipY2 = wxMin( m_clipY2, (yy + hh));
473 }
474 else
475 {
476 m_clipping = TRUE;
477 m_clipX1 = xx;
478 m_clipY1 = yy;
479 m_clipX2 = xx + ww;
480 m_clipY2 = yy + hh;
481 }
482 }
483
484 }
485
486 void wxDC::DestroyClippingRegion()
487 {
488 wxMacPortSetter helper(this) ;
489 CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
490 m_clipping = FALSE;
491 }
492 void wxDC::DoGetSize( int* width, int* height ) const
493 {
494 *width = m_maxX-m_minX;
495 *height = m_maxY-m_minY;
496 }
497 void wxDC::DoGetSizeMM( int* width, int* height ) const
498 {
499 int w = 0;
500 int h = 0;
501 GetSize( &w, &h );
502 *width = long( double(w) / (m_scaleX*m_mm_to_pix_x) );
503 *height = long( double(h) / (m_scaleY*m_mm_to_pix_y) );
504 }
505 void wxDC::SetTextForeground( const wxColour &col )
506 {
507 wxCHECK_RET(Ok(), wxT("Invalid DC"));
508 m_textForegroundColour = col;
509 m_macFontInstalled = false ;
510 }
511 void wxDC::SetTextBackground( const wxColour &col )
512 {
513 wxCHECK_RET(Ok(), wxT("Invalid DC"));
514 m_textBackgroundColour = col;
515 m_macFontInstalled = false ;
516 }
517 void wxDC::SetMapMode( int mode )
518 {
519 switch (mode)
520 {
521 case wxMM_TWIPS:
522 SetLogicalScale( twips2mm*m_mm_to_pix_x, twips2mm*m_mm_to_pix_y );
523 break;
524 case wxMM_POINTS:
525 SetLogicalScale( pt2mm*m_mm_to_pix_x, pt2mm*m_mm_to_pix_y );
526 break;
527 case wxMM_METRIC:
528 SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
529 break;
530 case wxMM_LOMETRIC:
531 SetLogicalScale( m_mm_to_pix_x/10.0, m_mm_to_pix_y/10.0 );
532 break;
533 default:
534 case wxMM_TEXT:
535 SetLogicalScale( 1.0, 1.0 );
536 break;
537 }
538 if (mode != wxMM_TEXT)
539 {
540 m_needComputeScaleX = TRUE;
541 m_needComputeScaleY = TRUE;
542 }
543 }
544 void wxDC::SetUserScale( double x, double y )
545 {
546 // allow negative ? -> no
547 m_userScaleX = x;
548 m_userScaleY = y;
549 ComputeScaleAndOrigin();
550 }
551 void wxDC::SetLogicalScale( double x, double y )
552 {
553 // allow negative ?
554 m_logicalScaleX = x;
555 m_logicalScaleY = y;
556 ComputeScaleAndOrigin();
557 }
558 void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
559 {
560 m_logicalOriginX = x * m_signX; // is this still correct ?
561 m_logicalOriginY = y * m_signY;
562 ComputeScaleAndOrigin();
563 }
564 void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
565 {
566 m_externalDeviceOriginX = x;
567 m_externalDeviceOriginY = y;
568 ComputeScaleAndOrigin();
569 }
570
571 #if 0
572 void wxDC::SetInternalDeviceOrigin( long x, long y )
573 {
574 m_internalDeviceOriginX = x;
575 m_internalDeviceOriginY = y;
576 ComputeScaleAndOrigin();
577 }
578 void wxDC::GetInternalDeviceOrigin( long *x, long *y )
579 {
580 if (x) *x = m_internalDeviceOriginX;
581 if (y) *y = m_internalDeviceOriginY;
582 }
583 #endif
584 void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
585 {
586 m_signX = (xLeftRight ? 1 : -1);
587 m_signY = (yBottomUp ? -1 : 1);
588 ComputeScaleAndOrigin();
589 }
590
591 wxSize wxDC::GetPPI() const
592 {
593 return wxSize(72, 72);
594 }
595
596 int wxDC::GetDepth() const
597 {
598 if ( IsPortColor( (CGrafPtr) m_macPort ) )
599 {
600 return ( (**GetPortPixMap( (CGrafPtr) m_macPort)).pixelSize ) ;
601 }
602 return 1 ;
603 }
604
605 void wxDC::ComputeScaleAndOrigin()
606 {
607 // CMB: copy scale to see if it changes
608 double origScaleX = m_scaleX;
609 double origScaleY = m_scaleY;
610
611 m_scaleX = m_logicalScaleX * m_userScaleX;
612 m_scaleY = m_logicalScaleY * m_userScaleY;
613
614 m_deviceOriginX = m_internalDeviceOriginX + m_externalDeviceOriginX;
615 m_deviceOriginY = m_internalDeviceOriginY + m_externalDeviceOriginY;
616
617 // CMB: if scale has changed call SetPen to recalulate the line width
618 if (m_scaleX != origScaleX || m_scaleY != origScaleY)
619 {
620 // this is a bit artificial, but we need to force wxDC to think
621 // the pen has changed
622 wxPen* pen = & GetPen();
623 wxPen tempPen;
624 m_pen = tempPen;
625 SetPen(* pen);
626 }
627 }
628 void wxDC::SetPalette( const wxPalette& palette )
629 {
630 }
631
632 void wxDC::SetBackgroundMode( int mode )
633 {
634 m_backgroundMode = mode ;
635 }
636
637 void wxDC::SetFont( const wxFont &font )
638 {
639 m_font = font;
640 m_macFontInstalled = false ;
641 }
642
643 void wxDC::SetPen( const wxPen &pen )
644 {
645 if ( m_pen == pen )
646 return ;
647
648 m_pen = pen;
649
650 m_macPenInstalled = false ;
651 }
652
653 void wxDC::SetBrush( const wxBrush &brush )
654 {
655 if (m_brush == brush)
656 return;
657
658 m_brush = brush;
659 m_macBrushInstalled = false ;
660 }
661
662 void wxDC::SetBackground( const wxBrush &brush )
663 {
664 if (m_backgroundBrush == brush)
665 return;
666
667 m_backgroundBrush = brush;
668
669 if (!m_backgroundBrush.Ok())
670 return;
671 m_macBrushInstalled = false ;
672 }
673
674 void wxDC::SetLogicalFunction( int function )
675 {
676 if (m_logicalFunction == function)
677 return;
678
679 m_logicalFunction = function ;
680 m_macFontInstalled = false ;
681 m_macBrushInstalled = false ;
682 m_macPenInstalled = false ;
683 }
684
685 extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
686 const wxColour & col, int style);
687
688 bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
689 const wxColour& col, int style)
690 {
691 return wxDoFloodFill(this, x, y, col, style);
692 }
693
694 bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
695 {
696 wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel Invalid DC") );
697 wxMacPortSetter helper(this) ;
698
699 RGBColor colour;
700
701 GetCPixel( XLOG2DEVMAC(x), YLOG2DEVMAC(y), &colour );
702
703 // Convert from Mac colour to wx
704 col->Set( colour.red >> 8,
705 colour.green >> 8,
706 colour.blue >> 8);
707
708 return true ;
709 }
710
711 void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
712 {
713 wxCHECK_RET(Ok(), wxT("Invalid DC"));
714
715 wxMacPortSetter helper(this) ;
716
717 if (m_pen.GetStyle() != wxTRANSPARENT)
718 {
719 MacInstallPen() ;
720 wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
721 m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2;
722
723 wxCoord xx1 = XLOG2DEVMAC(x1) - offset;
724 wxCoord yy1 = YLOG2DEVMAC(y1) - offset;
725 wxCoord xx2 = XLOG2DEVMAC(x2) - offset;
726 wxCoord yy2 = YLOG2DEVMAC(y2) - offset;
727
728 if ((m_pen.GetCap() == wxCAP_ROUND) &&
729 (m_pen.GetWidth() <= 1))
730 {
731 // Implement LAST_NOT for MAC at least for
732 // orthogonal lines. RR.
733 if (xx1 == xx2)
734 {
735 if (yy1 < yy2)
736 yy2--;
737 if (yy1 > yy2)
738 yy2++;
739 }
740 if (yy1 == yy2)
741 {
742 if (xx1 < xx2)
743 xx2--;
744 if (xx1 > xx2)
745 xx2++;
746 }
747 }
748
749 ::MoveTo(xx1, yy1);
750 ::LineTo(xx2, yy2);
751 }
752 }
753
754 void wxDC::DoCrossHair( wxCoord x, wxCoord y )
755 {
756 wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair Invalid window dc") );
757
758 if (m_pen.GetStyle() != wxTRANSPARENT)
759 {
760 int w = 0;
761 int h = 0;
762 GetSize( &w, &h );
763 wxCoord xx = XLOG2DEVMAC(x);
764 wxCoord yy = YLOG2DEVMAC(y);
765
766 MacInstallPen();
767 ::MoveTo( XLOG2DEVMAC(0), yy );
768 ::LineTo( XLOG2DEVMAC(w), yy );
769 ::MoveTo( xx, YLOG2DEVMAC(0) );
770 ::LineTo( xx, YLOG2DEVMAC(h) );
771
772 CalcBoundingBox(x, y);
773 CalcBoundingBox(x+w, y+h);
774
775 }
776 }
777
778 /*
779 * To draw arcs properly the angles need to be converted from the WX style:
780 * Angles start on the +ve X axis and go anti-clockwise (As you would draw on
781 * a normal axis on paper).
782 * TO
783 * the Mac style:
784 * Angles start on the +ve y axis and go clockwise.
785 * To achive this I work out which quadrant the angle lies in then map this to
786 * the equivalent quadrant on the Mac. (Sin and Cos values reveal which
787 * quadrant you are in).
788 */
789 static double wxConvertWXangleToMACangle(double angle)
790 {
791 double sin_a, cos_a;
792
793 sin_a = sin(angle / RAD2DEG);
794 cos_a = cos(angle / RAD2DEG);
795
796 if( (sin_a >= 0.0) && (cos_a >= 0.0) ) {
797 angle = acos(sin_a) * RAD2DEG;
798 }
799 else if( (sin_a >= 0.0) && (cos_a <= 0.0) ) {
800 sin_a *= -1;
801 angle = acos(sin_a) * RAD2DEG + 180;
802 }
803 else if( (sin_a <= 0.0) && (cos_a >= 0.0) ) {
804 angle = acos(sin_a) * RAD2DEG + 180;
805 }
806 else if( (sin_a < 0.0) && (cos_a < 0.0) ) {
807 sin_a *= -1;
808 angle = acos(sin_a) * RAD2DEG + 180;
809 }
810 return angle;
811 }
812
813 void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
814 wxCoord x2, wxCoord y2,
815 wxCoord xc, wxCoord yc )
816 {
817 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc Invalid DC"));
818
819 wxCoord xx1 = XLOG2DEVMAC(x1);
820 wxCoord yy1 = YLOG2DEVMAC(y1);
821 wxCoord xx2 = XLOG2DEVMAC(x2);
822 wxCoord yy2 = YLOG2DEVMAC(y2);
823 wxCoord xxc = XLOG2DEVMAC(xc);
824 wxCoord yyc = YLOG2DEVMAC(yc);
825 double dx = xx1 - xxc;
826 double dy = yy1 - yyc;
827 double radius = sqrt((double)(dx*dx+dy*dy));
828 wxCoord rad = (wxCoord)radius;
829 double radius1, radius2;
830
831 if (xx1 == xx2 && yy1 == yy2)
832 {
833 radius1 = 0.0;
834 radius2 = 360.0;
835 }
836 else if (radius == 0.0)
837 {
838 radius1 = radius2 = 0.0;
839 }
840 else
841 {
842 radius1 = (xx1 - xxc == 0) ?
843 (yy1 - yyc < 0) ? 90.0 : -90.0 :
844 -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
845 radius2 = (xx2 - xxc == 0) ?
846 (yy2 - yyc < 0) ? 90.0 : -90.0 :
847 -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
848 }
849 wxCoord alpha2 = wxCoord(radius2 - radius1);
850 wxCoord alpha1 = wxCoord(wxConvertWXangleToMACangle(radius1));
851 if( (xx1 > xx2) || (yy1 > yy2) ) {
852 alpha2 *= -1;
853 }
854
855 Rect r = { yyc - rad, xxc - rad, yyc + rad, xxc + rad };
856
857 if(m_brush.GetStyle() != wxTRANSPARENT) {
858 MacInstallBrush();
859 PaintArc(&r, alpha1, alpha2);
860 }
861 if(m_pen.GetStyle() != wxTRANSPARENT) {
862 MacInstallPen();
863 FrameArc(&r, alpha1, alpha2);
864 }
865 }
866
867 void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
868 double sa, double ea )
869 {
870 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc Invalid DC"));
871
872 Rect r;
873 double angle = sa - ea; // Order important Mac in opposite direction to wx
874
875 wxCoord xx = XLOG2DEVMAC(x);
876 wxCoord yy = YLOG2DEVMAC(y);
877 wxCoord ww = m_signX * XLOG2DEVREL(w);
878 wxCoord hh = m_signY * YLOG2DEVREL(h);
879
880 // handle -ve width and/or height
881 if (ww < 0) { ww = -ww; xx = xx - ww; }
882 if (hh < 0) { hh = -hh; yy = yy - hh; }
883
884 sa = wxConvertWXangleToMACangle(sa);
885
886 r.top = yy;
887 r.left = xx;
888 r.bottom = yy + hh;
889 r.right = xx + ww;
890
891 if(m_brush.GetStyle() != wxTRANSPARENT) {
892 MacInstallBrush();
893 PaintArc(&r, (short)sa, (short)angle);
894 }
895 if(m_pen.GetStyle() != wxTRANSPARENT) {
896 MacInstallPen();
897 FrameArc(&r, (short)sa, (short)angle);
898 }
899 }
900
901 void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
902 {
903 wxCHECK_RET(Ok(), wxT("Invalid DC"));
904
905 wxMacPortSetter helper(this) ;
906
907 if (m_pen.GetStyle() != wxTRANSPARENT)
908 {
909 wxCoord xx1 = XLOG2DEVMAC(x);
910 wxCoord yy1 = YLOG2DEVMAC(y);
911 RGBColor pencolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
912 ::SetCPixel( xx1,yy1,&pencolor) ;
913 CalcBoundingBox(x, y);
914 }
915 }
916
917 void wxDC::DoDrawLines(int n, wxPoint points[],
918 wxCoord xoffset, wxCoord yoffset)
919 {
920 wxCHECK_RET(Ok(), wxT("Invalid DC"));
921 wxMacPortSetter helper(this) ;
922
923 if (m_pen.GetStyle() == wxTRANSPARENT)
924 return;
925
926 MacInstallPen() ;
927
928 wxCoord offset = ( (m_pen.GetWidth() == 0 ? 1 :
929 m_pen.GetWidth() ) * (wxCoord)m_scaleX - 1) / 2 ;
930
931 wxCoord x1, x2 , y1 , y2 ;
932 x1 = XLOG2DEVMAC(points[0].x + xoffset);
933 y1 = YLOG2DEVMAC(points[0].y + yoffset);
934 ::MoveTo(x1 - offset, y1 - offset );
935
936 for (int i = 0; i < n-1; i++)
937 {
938 x2 = XLOG2DEVMAC(points[i+1].x + xoffset);
939 y2 = YLOG2DEVMAC(points[i+1].y + yoffset);
940 ::LineTo( x2 - offset, y2 - offset );
941 }
942 }
943
944 void wxDC::DoDrawPolygon(int n, wxPoint points[],
945 wxCoord xoffset, wxCoord yoffset,
946 int fillStyle )
947 {
948 wxCHECK_RET(Ok(), wxT("Invalid DC"));
949 wxMacPortSetter helper(this) ;
950
951 wxCoord x1, x2 , y1 , y2 ;
952
953 if ( m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT )
954 return ;
955
956 PolyHandle polygon = OpenPoly();
957
958 x1 = XLOG2DEVMAC(points[0].x + xoffset);
959 y1 = YLOG2DEVMAC(points[0].y + yoffset);
960 ::MoveTo(x1,y1);
961
962 for (int i = 1; i < n; i++)
963 {
964 x2 = XLOG2DEVMAC(points[i].x + xoffset);
965 y2 = YLOG2DEVMAC(points[i].y + yoffset);
966 ::LineTo(x2, y2);
967 }
968
969 // close the polyline if necessary
970 if ( x1 != x2 || y1 != y2 )
971 {
972 ::LineTo(x1,y1 ) ;
973 }
974
975 ClosePoly();
976
977 if (m_brush.GetStyle() != wxTRANSPARENT)
978 {
979
980 MacInstallBrush();
981 ::PaintPoly( polygon );
982
983 }
984
985 if (m_pen.GetStyle() != wxTRANSPARENT)
986 {
987
988 MacInstallPen() ;
989 ::FramePoly( polygon ) ;
990
991 }
992 KillPoly( polygon );
993 }
994
995 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
996 {
997 wxCHECK_RET(Ok(), wxT("Invalid DC"));
998 wxMacPortSetter helper(this) ;
999
1000 wxCoord xx = XLOG2DEVMAC(x);
1001 wxCoord yy = YLOG2DEVMAC(y);
1002 wxCoord ww = m_signX * XLOG2DEVREL(width);
1003 wxCoord hh = m_signY * YLOG2DEVREL(height);
1004
1005 // CMB: draw nothing if transformed w or h is 0
1006 if (ww == 0 || hh == 0)
1007 return;
1008
1009 // CMB: handle -ve width and/or height
1010 if (ww < 0)
1011 {
1012 ww = -ww;
1013 xx = xx - ww;
1014 }
1015
1016 if (hh < 0)
1017 {
1018 hh = -hh;
1019 yy = yy - hh;
1020 }
1021
1022 Rect rect = { yy , xx , yy + hh , xx + ww } ;
1023
1024 if (m_brush.GetStyle() != wxTRANSPARENT)
1025 {
1026 MacInstallBrush() ;
1027 ::PaintRect( &rect ) ;
1028 }
1029
1030 if (m_pen.GetStyle() != wxTRANSPARENT)
1031 {
1032 MacInstallPen() ;
1033 ::FrameRect( &rect ) ;
1034 }
1035 }
1036
1037 void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
1038 wxCoord width, wxCoord height,
1039 double radius)
1040 {
1041 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1042 wxMacPortSetter helper(this) ;
1043
1044 if (radius < 0.0)
1045 radius = - radius * ((width < height) ? width : height);
1046
1047 wxCoord xx = XLOG2DEVMAC(x);
1048 wxCoord yy = YLOG2DEVMAC(y);
1049 wxCoord ww = m_signX * XLOG2DEVREL(width);
1050 wxCoord hh = m_signY * YLOG2DEVREL(height);
1051
1052 // CMB: draw nothing if transformed w or h is 0
1053 if (ww == 0 || hh == 0)
1054 return;
1055
1056 // CMB: handle -ve width and/or height
1057 if (ww < 0)
1058 {
1059 ww = -ww;
1060 xx = xx - ww;
1061 }
1062
1063 if (hh < 0)
1064 {
1065 hh = -hh;
1066 yy = yy - hh;
1067 }
1068
1069 Rect rect = { yy , xx , yy + hh , xx + ww } ;
1070
1071 if (m_brush.GetStyle() != wxTRANSPARENT)
1072 {
1073 MacInstallBrush() ;
1074 ::PaintRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1075 }
1076
1077 if (m_pen.GetStyle() != wxTRANSPARENT)
1078 {
1079 MacInstallPen() ;
1080 ::FrameRoundRect( &rect , int(radius * 2) , int(radius * 2) ) ;
1081 }
1082 }
1083
1084 void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1085 {
1086 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1087 wxMacPortSetter helper(this) ;
1088
1089 wxCoord xx = XLOG2DEVMAC(x);
1090 wxCoord yy = YLOG2DEVMAC(y);
1091 wxCoord ww = m_signX * XLOG2DEVREL(width);
1092 wxCoord hh = m_signY * YLOG2DEVREL(height);
1093
1094 // CMB: draw nothing if transformed w or h is 0
1095 if (ww == 0 || hh == 0)
1096 return;
1097
1098 // CMB: handle -ve width and/or height
1099 if (ww < 0)
1100 {
1101 ww = -ww;
1102 xx = xx - ww;
1103 }
1104
1105 if (hh < 0)
1106 {
1107 hh = -hh;
1108 yy = yy - hh;
1109 }
1110
1111 Rect rect = { yy , xx , yy + hh , xx + ww } ;
1112
1113 if (m_brush.GetStyle() != wxTRANSPARENT)
1114 {
1115 MacInstallBrush() ;
1116 ::PaintOval( &rect ) ;
1117 }
1118
1119 if (m_pen.GetStyle() != wxTRANSPARENT)
1120 {
1121 MacInstallPen() ;
1122 ::FrameOval( &rect ) ;
1123 }
1124 }
1125
1126
1127
1128 bool wxDC::CanDrawBitmap(void) const
1129 {
1130 return true ;
1131 }
1132
1133
1134 bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1135 wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1136 wxCoord xsrcMask, wxCoord ysrcMask )
1137 {
1138 wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1139 wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit Illegal source DC"));
1140
1141 if ( logical_func == wxNO_OP )
1142 return TRUE ;
1143
1144 if (xsrcMask == -1 && ysrcMask == -1)
1145 {
1146 xsrcMask = xsrc; ysrcMask = ysrc;
1147 }
1148
1149 // correct the parameter in case this dc does not have a mask at all
1150
1151 if ( useMask && !source->m_macMask )
1152 useMask = false ;
1153
1154 Rect srcrect , dstrect ;
1155 srcrect.top = source->YLOG2DEVMAC(ysrc) ;
1156 srcrect.left = source->XLOG2DEVMAC(xsrc) ;
1157 srcrect.right = source->XLOG2DEVMAC(xsrc + width ) ;
1158 srcrect.bottom = source->YLOG2DEVMAC(ysrc + height) ;
1159 dstrect.top = YLOG2DEVMAC(ydest) ;
1160 dstrect.left = XLOG2DEVMAC(xdest) ;
1161 dstrect.bottom = YLOG2DEVMAC(ydest + height ) ;
1162 dstrect.right = XLOG2DEVMAC(xdest + width ) ;
1163
1164 short mode = kUnsupportedMode ;
1165 bool invertDestinationFirst = false ;
1166 switch ( logical_func )
1167 {
1168 case wxAND: // src AND dst
1169 mode = srcOr ; // ok
1170 break ;
1171 case wxAND_INVERT: // (NOT src) AND dst
1172 mode = notSrcOr ; // ok
1173 break ;
1174 case wxAND_REVERSE:// src AND (NOT dst)
1175 invertDestinationFirst = true ;
1176 mode = srcOr ;
1177 break ;
1178 case wxCLEAR: // 0
1179 mode = kEmulatedMode ;
1180 break ;
1181 case wxCOPY: // src
1182 mode = srcCopy ; // ok
1183 break ;
1184 case wxEQUIV: // (NOT src) XOR dst
1185 mode = srcXor ; // ok
1186 break ;
1187 case wxINVERT: // NOT dst
1188 mode = kEmulatedMode ; //or hilite ;
1189 break ;
1190 case wxNAND: // (NOT src) OR (NOT dst)
1191 invertDestinationFirst = true ;
1192 mode = srcBic ;
1193 break ;
1194 case wxNOR: // (NOT src) AND (NOT dst)
1195 invertDestinationFirst = true ;
1196 mode = notSrcOr ;
1197 break ;
1198 case wxNO_OP: // dst
1199 mode = kEmulatedMode ; // this has already been handled upon entry
1200 break ;
1201 case wxOR: // src OR dst
1202 mode = notSrcBic ;
1203 break ;
1204 case wxOR_INVERT: // (NOT src) OR dst
1205 mode = srcBic ;
1206 break ;
1207 case wxOR_REVERSE: // src OR (NOT dst)
1208 invertDestinationFirst = true ;
1209 mode = notSrcBic ;
1210 break ;
1211 case wxSET: // 1
1212 mode = kEmulatedMode ;
1213 break ;
1214 case wxSRC_INVERT: // (NOT src)
1215 mode = notSrcCopy ; // ok
1216 break ;
1217 case wxXOR: // src XOR dst
1218 mode = notSrcXor ; // ok
1219 break ;
1220
1221 default :
1222 break ;
1223
1224 }
1225
1226 if ( mode == kUnsupportedMode )
1227 {
1228 wxFAIL_MSG("unsupported blitting mode" );
1229 return FALSE ;
1230 }
1231
1232 CGrafPtr sourcePort = (CGrafPtr) source->m_macPort ;
1233 PixMapHandle bmappixels = GetGWorldPixMap( sourcePort ) ;
1234 if ( LockPixels(bmappixels) )
1235 {
1236 wxMacPortSetter helper(this) ;
1237
1238 if ( source->GetDepth() == 1 )
1239 {
1240 RGBForeColor( &MAC_WXCOLORREF(m_textForegroundColour.GetPixel()) ) ;
1241 RGBBackColor( &MAC_WXCOLORREF(m_textBackgroundColour.GetPixel()) ) ;
1242 }
1243 else
1244 {
1245 // the modes need this, otherwise we'll end up having really nice colors...
1246 RGBColor white = { 0xFFFF, 0xFFFF,0xFFFF} ;
1247 RGBColor black = { 0,0,0} ;
1248 RGBForeColor( &black ) ;
1249 RGBBackColor( &white ) ;
1250 }
1251
1252 if ( useMask && source->m_macMask )
1253 {
1254 if ( mode == srcCopy )
1255 {
1256 if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
1257 {
1258 CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
1259 GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
1260 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1261 &srcrect, &srcrect , &dstrect ) ;
1262 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1263 }
1264 }
1265 else
1266 {
1267 RgnHandle clipRgn = NewRgn() ;
1268 LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1269 BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1270 UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
1271 OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top + dstrect.top ) ;
1272 if ( mode == kEmulatedMode )
1273 {
1274 Pattern pat ;
1275 ::PenPat(GetQDGlobalsBlack(&pat));
1276 if ( logical_func == wxSET )
1277 {
1278 RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1279 ::RGBForeColor( &col ) ;
1280 ::PaintRgn( clipRgn ) ;
1281 }
1282 else if ( logical_func == wxCLEAR )
1283 {
1284 RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1285 ::RGBForeColor( &col ) ;
1286 ::PaintRgn( clipRgn ) ;
1287 }
1288 else if ( logical_func == wxINVERT )
1289 {
1290 MacInvertRgn( clipRgn ) ;
1291 }
1292 else
1293 {
1294 for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1295 {
1296 for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1297 {
1298 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1299 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1300 if ( PtInRgn( dstPoint , clipRgn ) )
1301 {
1302 RGBColor srcColor ;
1303 RGBColor dstColor ;
1304
1305 SetPort( (GrafPtr) sourcePort ) ;
1306 GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
1307 SetPort( (GrafPtr) m_macPort ) ;
1308 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1309
1310 wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
1311 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1312 }
1313 }
1314 }
1315 }
1316 }
1317 else
1318 {
1319 if ( invertDestinationFirst )
1320 {
1321 MacInvertRgn( clipRgn ) ;
1322 }
1323 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1324 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1325 &srcrect, &dstrect, mode, clipRgn ) ;
1326 }
1327 DisposeRgn( clipRgn ) ;
1328 }
1329 }
1330 else
1331 {
1332 RgnHandle clipRgn = NewRgn() ;
1333 SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
1334 if ( mode == kEmulatedMode )
1335 {
1336 Pattern pat ;
1337 ::PenPat(GetQDGlobalsBlack(&pat));
1338 if ( logical_func == wxSET )
1339 {
1340 RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
1341 ::RGBForeColor( &col ) ;
1342 ::PaintRgn( clipRgn ) ;
1343 }
1344 else if ( logical_func == wxCLEAR )
1345 {
1346 RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
1347 ::RGBForeColor( &col ) ;
1348 ::PaintRgn( clipRgn ) ;
1349 }
1350 else if ( logical_func == wxINVERT )
1351 {
1352 MacInvertRgn( clipRgn ) ;
1353 }
1354 else
1355 {
1356 for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
1357 {
1358 for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
1359 {
1360 Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
1361 Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
1362
1363 {
1364 RGBColor srcColor ;
1365 RGBColor dstColor ;
1366
1367 SetPort( (GrafPtr) sourcePort ) ;
1368 GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
1369 SetPort( (GrafPtr) m_macPort ) ;
1370 GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1371
1372 wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
1373 SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
1374 }
1375 }
1376 }
1377 }
1378
1379 }
1380 else
1381 {
1382 if ( invertDestinationFirst )
1383 {
1384 MacInvertRgn( clipRgn ) ;
1385 }
1386 CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
1387 GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
1388 &srcrect, &dstrect, mode, NULL ) ;
1389 }
1390 DisposeRgn( clipRgn ) ;
1391 }
1392 UnlockPixels( bmappixels ) ;
1393 }
1394
1395 m_macPenInstalled = false ;
1396 m_macBrushInstalled = false ;
1397 m_macFontInstalled = false ;
1398
1399 return TRUE;
1400 }
1401
1402 inline Fixed IntToFixed( int inInt )
1403 {
1404 return (((SInt32) inInt) << 16);
1405 }
1406
1407
1408 void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1409 double angle)
1410 {
1411 wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText Invalid window dc") );
1412
1413 if (angle == 0.0 )
1414 {
1415 DrawText(str, x, y);
1416 return;
1417 }
1418
1419 if ( str.Length() == 0 )
1420 return ;
1421
1422 wxMacPortSetter helper(this) ;
1423 MacInstallFont() ;
1424
1425 wxString text ;
1426 if ( wxApp::s_macDefaultEncodingIsPC )
1427 {
1428 text = wxMacMakeMacStringFromPC( str ) ;
1429 }
1430 else
1431 {
1432 text = str ;
1433 }
1434
1435 wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1436 if ( 0 )
1437 {
1438 m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1439 SetAntiAliasedTextEnabled(true, m_scaleY * font->m_macFontSize);
1440 m_macAliasWasEnabled = true ;
1441 }
1442
1443 OSStatus status = noErr ;
1444
1445 TECObjectRef ec;
1446 status = TECCreateConverter(&ec, kTextEncodingMacRoman, kTextEncodingUnicodeDefault);
1447 wxASSERT_MSG( status == noErr , "couldn't start converter" ) ;
1448
1449 ByteCount byteOutLen ;
1450 ByteCount byteInLen = text.Length() ;
1451 ByteCount byteBufferLen = byteInLen *2 ;
1452 char* buf = new char[byteBufferLen] ;
1453
1454 status = TECConvertText(ec, (ConstTextPtr)text.c_str() , byteInLen, &byteInLen,
1455 (TextPtr)buf, byteBufferLen, &byteOutLen);
1456
1457 wxASSERT_MSG( status == noErr , "couldn't convert text" ) ;
1458 status = TECDisposeConverter(ec);
1459 wxASSERT_MSG( status == noErr , "couldn't dispose converter" ) ;
1460
1461 ATSUTextLayout atsuLayout ;
1462 UniCharCount chars = byteOutLen / 2 ;
1463 status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) buf , 0 , byteOutLen / 2 , byteOutLen / 2 , 1 ,
1464 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1465 wxASSERT_MSG( status == noErr , "couldn't create the layout of the rotated text" );
1466
1467 if ( abs(angle) > 0 )
1468 {
1469 Fixed atsuAngle = IntToFixed( angle ) ;
1470 ByteCount angleSize = sizeof(Fixed) ;
1471 ATSUAttributeTag rotationTag = kATSULineRotationTag ;
1472 ATSUAttributeValuePtr angleValue = &atsuAngle ;
1473 status = ::ATSUSetLayoutControls(atsuLayout , 1 , &rotationTag , &angleSize , &angleValue ) ;
1474 }
1475
1476 status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1477 IntToFixed(XLOG2DEVMAC(x) ) , IntToFixed(YLOG2DEVMAC(y) ) );
1478 wxASSERT_MSG( status == noErr , "couldn't draw the rotated text" );
1479 Rect rect ;
1480 status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1481 IntToFixed(XLOG2DEVMAC(x) ) , IntToFixed(YLOG2DEVMAC(y) ) , &rect );
1482 wxASSERT_MSG( status == noErr , "couldn't measure the rotated text" );
1483
1484 OffsetRect( &rect , -m_macLocalOrigin.x , -m_macLocalOrigin.y ) ;
1485 CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1486 CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1487 ::ATSUDisposeTextLayout(atsuLayout);
1488 delete[] buf ;
1489 }
1490
1491 void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1492 {
1493 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC"));
1494 wxMacPortSetter helper(this) ;
1495
1496 long xx = XLOG2DEVMAC(x);
1497 long yy = YLOG2DEVMAC(y);
1498 #if TARGET_CARBON
1499 bool useDrawThemeText = ( DrawThemeTextBox != (void*) kUnresolvedCFragSymbolAddress ) ;
1500 useDrawThemeText = false ;
1501 #endif
1502 MacInstallFont() ;
1503 if ( 0 )
1504 {
1505 m_macFormerAliasState = IsAntiAliasedTextEnabled(&m_macFormerAliasSize);
1506 SetAntiAliasedTextEnabled(true, 8);
1507 m_macAliasWasEnabled = true ;
1508 }
1509
1510 FontInfo fi ;
1511 ::GetFontInfo( &fi ) ;
1512
1513 #if TARGET_CARBON
1514 if ( !useDrawThemeText )
1515 #endif
1516 yy += fi.ascent ;
1517
1518 ::MoveTo( xx , yy );
1519 if ( m_backgroundMode == wxTRANSPARENT )
1520 {
1521 ::TextMode( srcOr) ;
1522 }
1523 else
1524 {
1525 ::TextMode( srcCopy ) ;
1526 }
1527
1528 const char *text = NULL ;
1529 int length = 0 ;
1530 wxString macText ;
1531
1532 if ( wxApp::s_macDefaultEncodingIsPC )
1533 {
1534 macText = wxMacMakeMacStringFromPC( strtext ) ;
1535 text = macText ;
1536 length = macText.Length() ;
1537 }
1538 else
1539 {
1540 text = strtext ;
1541 length = strtext.Length() ;
1542 }
1543
1544 int laststop = 0 ;
1545 int i = 0 ;
1546 int line = 0 ;
1547
1548 {
1549
1550 while( i < length )
1551 {
1552 if( text[i] == 13 || text[i] == 10)
1553 {
1554 #if TARGET_CARBON
1555 if ( useDrawThemeText )
1556 {
1557 Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 1000 } ;
1558 CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1559 ::DrawThemeTextBox( mString,
1560 kThemeCurrentPortFont,
1561 kThemeStateActive,
1562 false,
1563 &frame,
1564 teJustLeft,
1565 nil );
1566 CFRelease( mString ) ;
1567 line++ ;
1568 }
1569 else
1570 #endif
1571 {
1572 ::DrawText( text , laststop , i - laststop ) ;
1573 line++ ;
1574 ::MoveTo( xx , yy + line*(fi.descent + fi.ascent + fi.leading) );
1575 }
1576 laststop = i+1 ;
1577 }
1578 i++ ;
1579 }
1580 #if TARGET_CARBON
1581 if ( useDrawThemeText )
1582 {
1583 Rect frame = { yy + line*(fi.descent + fi.ascent + fi.leading) ,xx , yy + (line+1)*(fi.descent + fi.ascent + fi.leading) , xx + 1000 } ;
1584 CFStringRef mString = CFStringCreateWithCString( NULL , text + laststop , kCFStringEncodingMacRoman ) ;
1585 ::DrawThemeTextBox( mString,
1586 kThemeCurrentPortFont,
1587 kThemeStateActive,
1588 false,
1589 &frame,
1590 teJustLeft,
1591 nil );
1592 CFRelease( mString ) ;
1593 }
1594 else
1595 #endif
1596 {
1597 ::DrawText( text , laststop , i - laststop ) ;
1598 }
1599 }
1600 ::TextMode( srcOr ) ;
1601 }
1602
1603 bool wxDC::CanGetTextExtent() const
1604 {
1605 wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1606
1607 return true ;
1608 }
1609
1610 void wxDC::DoGetTextExtent( const wxString &string, wxCoord *width, wxCoord *height,
1611 wxCoord *descent, wxCoord *externalLeading ,
1612 wxFont *theFont ) const
1613 {
1614 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1615 wxMacPortSetter helper(this) ;
1616
1617 wxFont formerFont = m_font ;
1618
1619 if ( theFont )
1620 {
1621 // work around the constness
1622 *((wxFont*)(&m_font)) = *theFont ;
1623 }
1624
1625 MacInstallFont() ;
1626
1627 FontInfo fi ;
1628 ::GetFontInfo( &fi ) ;
1629 #if TARGET_CARBON
1630 bool useGetThemeText = ( GetThemeTextDimensions != (void*) kUnresolvedCFragSymbolAddress ) ;
1631 useGetThemeText = false ;
1632 #endif
1633
1634 if ( height )
1635 *height = YDEV2LOGREL( fi.descent + fi.ascent ) ;
1636 if ( descent )
1637 *descent =YDEV2LOGREL( fi.descent );
1638 if ( externalLeading )
1639 *externalLeading = YDEV2LOGREL( fi.leading ) ;
1640
1641 const char *text = NULL ;
1642 int length = 0 ;
1643 wxString macText ;
1644 if ( wxApp::s_macDefaultEncodingIsPC )
1645 {
1646 macText = wxMacMakeMacStringFromPC( string ) ;
1647 text = macText ;
1648 length = macText.Length() ;
1649 }
1650 else
1651 {
1652 text = string ;
1653 length = string.Length() ;
1654 }
1655
1656 int laststop = 0 ;
1657 int i = 0 ;
1658 int curwidth = 0 ;
1659 if ( width )
1660 {
1661 *width = 0 ;
1662
1663 while( i < length )
1664 {
1665 if( text[i] == 13 || text[i] == 10)
1666 {
1667 if ( height )
1668 *height += YDEV2LOGREL( fi.descent + fi.ascent + fi.leading ) ;
1669 #if TARGET_CARBON
1670 if ( useGetThemeText )
1671 {
1672 Point bounds={0,0} ;
1673 SInt16 baseline ;
1674 CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1675 ::GetThemeTextDimensions( mString,
1676 kThemeCurrentPortFont,
1677 kThemeStateActive,
1678 false,
1679 &bounds,
1680 &baseline );
1681 CFRelease( mString ) ;
1682 curwidth = bounds.h ;
1683 }
1684 else
1685 #endif
1686 {
1687 curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1688 }
1689 if ( curwidth > *width )
1690 *width = XDEV2LOGREL( curwidth ) ;
1691 laststop = i+1 ;
1692 }
1693 i++ ;
1694 }
1695
1696 #if TARGET_CARBON
1697 if ( useGetThemeText )
1698 {
1699 Point bounds={0,0} ;
1700 SInt16 baseline ;
1701 CFStringRef mString = CFStringCreateWithBytes( NULL , (UInt8*) text + laststop , i - laststop , CFStringGetSystemEncoding(), false ) ;
1702 ::GetThemeTextDimensions( mString,
1703 kThemeCurrentPortFont,
1704 kThemeStateActive,
1705 false,
1706 &bounds,
1707 &baseline );
1708 CFRelease( mString ) ;
1709 curwidth = bounds.h ;
1710 }
1711 else
1712 #endif
1713 {
1714 curwidth = ::TextWidth( text , laststop , i - laststop ) ;
1715 }
1716 if ( curwidth > *width )
1717 *width = XDEV2LOGREL( curwidth ) ;
1718 }
1719
1720 if ( theFont )
1721 {
1722 // work around the constness
1723 *((wxFont*)(&m_font)) = formerFont ;
1724 m_macFontInstalled = false ;
1725 }
1726 }
1727
1728 wxCoord wxDC::GetCharWidth(void) const
1729 {
1730 wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1731
1732 wxMacPortSetter helper(this) ;
1733
1734 MacInstallFont() ;
1735
1736 int width = ::TextWidth( "n" , 0 , 1 ) ;
1737
1738 return YDEV2LOGREL(width) ;
1739 }
1740
1741 wxCoord wxDC::GetCharHeight(void) const
1742 {
1743 wxCHECK_MSG(Ok(), 1, wxT("Invalid DC"));
1744
1745 wxMacPortSetter helper(this) ;
1746
1747 MacInstallFont() ;
1748
1749 FontInfo fi ;
1750 ::GetFontInfo( &fi ) ;
1751
1752 return YDEV2LOGREL( fi.descent + fi.ascent );
1753 }
1754
1755 void wxDC::Clear(void)
1756 {
1757 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1758 wxMacPortSetter helper(this) ;
1759 Rect rect = { -31000 , -31000 , 31000 , 31000 } ;
1760
1761 if (m_backgroundBrush.GetStyle() != wxTRANSPARENT)
1762 {
1763 ::PenNormal() ;
1764 //MacInstallBrush() ;
1765 MacSetupBackgroundForCurrentPort( m_backgroundBrush ) ;
1766 ::EraseRect( &rect ) ;
1767 }
1768 }
1769
1770 void wxDC::MacInstallFont() const
1771 {
1772 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1773 // if ( m_macFontInstalled )
1774 // return ;
1775 Pattern blackColor ;
1776
1777 MacSetupBackgroundForCurrentPort(m_backgroundBrush) ;
1778
1779 wxFontRefData * font = (wxFontRefData*) m_font.GetRefData() ;
1780
1781 if ( font )
1782 {
1783 ::TextFont( font->m_macFontNum ) ;
1784 ::TextSize( short(m_scaleY * font->m_macFontSize) ) ;
1785 ::TextFace( font->m_macFontStyle ) ;
1786
1787 m_macFontInstalled = true ;
1788 m_macBrushInstalled = false ;
1789 m_macPenInstalled = false ;
1790
1791 RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1792 RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1793 ::RGBForeColor( &forecolor );
1794 ::RGBBackColor( &backcolor );
1795 }
1796 else
1797 {
1798 FontFamilyID fontId ;
1799 Str255 fontName ;
1800 SInt16 fontSize ;
1801 Style fontStyle ;
1802 GetThemeFont(kThemeSmallSystemFont , GetApplicationScript() , fontName , &fontSize , &fontStyle ) ;
1803 GetFNum( fontName, &fontId );
1804
1805 ::TextFont( fontId ) ;
1806 ::TextSize( short(m_scaleY * fontSize) ) ;
1807 ::TextFace( fontStyle ) ;
1808
1809 // todo reset after spacing changes - or store the current spacing somewhere
1810
1811 m_macFontInstalled = true ;
1812 m_macBrushInstalled = false ;
1813 m_macPenInstalled = false ;
1814
1815 RGBColor forecolor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel());
1816 RGBColor backcolor = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel());
1817 ::RGBForeColor( &forecolor );
1818 ::RGBBackColor( &backcolor );
1819 }
1820
1821 short mode = patCopy ;
1822
1823 // todo :
1824
1825 switch( m_logicalFunction )
1826 {
1827 case wxCOPY: // src
1828 mode = patCopy ;
1829 break ;
1830 case wxINVERT: // NOT dst
1831 ::PenPat(GetQDGlobalsBlack(&blackColor));
1832 mode = patXor ;
1833 break ;
1834 case wxXOR: // src XOR dst
1835 mode = patXor ;
1836 break ;
1837 case wxOR_REVERSE: // src OR (NOT dst)
1838 mode = notPatOr ;
1839 break ;
1840 case wxSRC_INVERT: // (NOT src)
1841 mode = notPatCopy ;
1842 break ;
1843
1844 // unsupported TODO
1845
1846 case wxCLEAR: // 0
1847 case wxAND_REVERSE:// src AND (NOT dst)
1848 case wxAND: // src AND dst
1849 case wxAND_INVERT: // (NOT src) AND dst
1850 case wxNO_OP: // dst
1851 case wxNOR: // (NOT src) AND (NOT dst)
1852 case wxEQUIV: // (NOT src) XOR dst
1853 case wxOR_INVERT: // (NOT src) OR dst
1854 case wxNAND: // (NOT src) OR (NOT dst)
1855 case wxOR: // src OR dst
1856 case wxSET: // 1
1857 // case wxSRC_OR: // source _bitmap_ OR destination
1858 // case wxSRC_AND: // source _bitmap_ AND destination
1859 break ;
1860 }
1861 ::PenMode( mode ) ;
1862
1863 OSStatus status = noErr ;
1864
1865 Fixed atsuSize = IntToFixed(m_scaleY * font->m_macFontSize) ;
1866
1867 Style qdStyle = font->m_macFontStyle ;
1868 ATSUFontID atsuFont = font->m_macATSUFontID ;
1869
1870 status = ::ATSUCreateStyle(&(ATSUStyle)m_macATSUIStyle) ;
1871 wxASSERT_MSG( status == noErr , "couldn't create ATSU style" ) ;
1872
1873 ATSUAttributeTag atsuTags[] =
1874 {
1875 kATSUFontTag ,
1876 kATSUSizeTag ,
1877 // kATSUColorTag ,
1878 kATSUBaselineClassTag ,
1879 kATSUVerticalCharacterTag,
1880
1881 kATSUQDBoldfaceTag ,
1882 kATSUQDItalicTag ,
1883 kATSUQDUnderlineTag ,
1884 kATSUQDCondensedTag ,
1885 kATSUQDExtendedTag ,
1886
1887 } ;
1888
1889 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1890 {
1891 sizeof( ATSUFontID ) ,
1892 sizeof( Fixed ) ,
1893 // sizeof( RGBColor ) ,
1894 sizeof( BslnBaselineClass ) ,
1895 sizeof( ATSUVerticalCharacterType),
1896
1897 sizeof( Boolean ) ,
1898 sizeof( Boolean ) ,
1899 sizeof( Boolean ) ,
1900 sizeof( Boolean ) ,
1901 sizeof( Boolean ) ,
1902
1903 } ;
1904
1905 Boolean kTrue = true ;
1906 Boolean kFalse = false ;
1907 BslnBaselineClass kBaselineDefault = kBSLNHangingBaseline ;
1908
1909 ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
1910
1911 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1912 {
1913 &atsuFont ,
1914 &atsuSize ,
1915 // &MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ,
1916 &kBaselineDefault ,
1917 &kHorizontal,
1918
1919 (qdStyle & bold) ? &kTrue : &kFalse ,
1920 (qdStyle & italic) ? &kTrue : &kFalse ,
1921 (qdStyle & underline) ? &kTrue : &kFalse ,
1922 (qdStyle & condense) ? &kTrue : &kFalse ,
1923 (qdStyle & extend) ? &kTrue : &kFalse ,
1924 } ;
1925
1926 status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1927 atsuTags, atsuSizes, atsuValues);
1928 wxASSERT_MSG( status == noErr , "couldn't set create ATSU style" ) ;
1929
1930 }
1931
1932 Pattern gHatchPatterns[] =
1933 {
1934 { 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF , 0xFF } ,
1935 { 0x01 , 0x02 , 0x04 , 0x08 , 0x10 , 0x20 , 0x40 , 0x80 } ,
1936 { 0x80 , 0x40 , 0x20 , 0x10 , 0x08 , 0x04 , 0x02 , 0x01 } ,
1937 { 0x10 , 0x10 , 0x10 , 0xFF , 0x10 , 0x10 , 0x10 , 0x10 } ,
1938 { 0x00 , 0x00 , 0x00 , 0xFF , 0x00 , 0x00 , 0x00 , 0x00 } ,
1939 { 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 , 0x10 } ,
1940 { 0x81 , 0x42 , 0x24 , 0x18 , 0x18 , 0x24 , 0x42 , 0x81 } ,
1941 } ;
1942
1943 static void wxMacGetHatchPattern(int hatchStyle, Pattern *pattern)
1944 {
1945 int theIndex = 1 ;
1946
1947 switch(hatchStyle)
1948 {
1949 case wxBDIAGONAL_HATCH:
1950 theIndex = 2;
1951 break;
1952 case wxFDIAGONAL_HATCH:
1953 theIndex = 3;
1954 break;
1955 case wxCROSS_HATCH:
1956 theIndex = 4;
1957 break;
1958 case wxHORIZONTAL_HATCH:
1959 theIndex = 5;
1960 break;
1961 case wxVERTICAL_HATCH:
1962 theIndex = 6;
1963 break;
1964 case wxCROSSDIAG_HATCH:
1965 theIndex = 7;
1966 break;
1967 default:
1968 theIndex = 1; // solid pattern
1969 break;
1970 }
1971 *pattern = gHatchPatterns[theIndex-1] ;
1972 }
1973
1974 void wxDC::MacInstallPen() const
1975 {
1976 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1977
1978 Pattern blackColor;
1979
1980 // if ( m_macPenInstalled )
1981 // return ;
1982
1983 RGBColor forecolor = MAC_WXCOLORREF( m_pen.GetColour().GetPixel());
1984 RGBColor backcolor = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel());
1985 ::RGBForeColor( &forecolor );
1986 ::RGBBackColor( &backcolor );
1987
1988 ::PenNormal() ;
1989 int penWidth = m_pen.GetWidth() * (int) m_scaleX ;
1990
1991 // null means only one pixel, at whatever resolution
1992 if ( penWidth == 0 )
1993 penWidth = 1 ;
1994 ::PenSize(penWidth, penWidth);
1995
1996 int penStyle = m_pen.GetStyle();
1997
1998 if (penStyle == wxSOLID)
1999 {
2000 ::PenPat(GetQDGlobalsBlack(&blackColor));
2001 }
2002 else if (IS_HATCH(penStyle))
2003 {
2004 Pattern pat ;
2005 wxMacGetHatchPattern(penStyle, &pat);
2006 ::PenPat(&pat);
2007 }
2008 else
2009 {
2010 Pattern pat = *GetQDGlobalsBlack(&blackColor) ;
2011 switch( penStyle )
2012 {
2013 case wxDOT :
2014 for ( int i = 0 ; i < 8 ; ++i )
2015 {
2016 pat.pat[i] = 0xCC ;
2017 }
2018 break ;
2019 case wxLONG_DASH :
2020 for ( int i = 0 ; i < 8 ; ++i )
2021 {
2022 pat.pat[i] = 0xFE ;
2023 }
2024 break ;
2025 case wxSHORT_DASH :
2026 for ( int i = 0 ; i < 8 ; ++i )
2027 {
2028 pat.pat[i] = 0xEE ;
2029 }
2030 break ;
2031 case wxDOT_DASH :
2032 for ( int i = 0 ; i < 8 ; ++i )
2033 {
2034 pat.pat[i] = 0x6F ;
2035 }
2036 break ;
2037 case wxUSER_DASH :
2038 {
2039 wxDash* dash ;
2040 int number = m_pen.GetDashes(&dash) ;
2041 // right now we don't allocate larger pixmaps
2042 for ( int i = 0 ; i < 8 ; ++i )
2043 {
2044 pat.pat[i] = dash[0] ;
2045 }
2046 }
2047 break ;
2048 }
2049 ::PenPat(&pat);
2050 }
2051
2052 short mode = patCopy ;
2053
2054 // todo :
2055
2056 switch( m_logicalFunction )
2057 {
2058 case wxCOPY: // only foreground color, leave background (thus not patCopy)
2059 mode = patOr ;
2060 break ;
2061 case wxINVERT: // NOT dst
2062 // ::PenPat(GetQDGlobalsBlack(&blackColor));
2063 mode = patXor ;
2064 break ;
2065 case wxXOR: // src XOR dst
2066 mode = patXor ;
2067 break ;
2068 case wxOR_REVERSE: // src OR (NOT dst)
2069 mode = notPatOr ;
2070 break ;
2071 case wxSRC_INVERT: // (NOT src)
2072 mode = notPatCopy ;
2073 break ;
2074
2075 // unsupported TODO
2076
2077 case wxCLEAR: // 0
2078 case wxAND_REVERSE:// src AND (NOT dst)
2079 case wxAND: // src AND dst
2080 case wxAND_INVERT: // (NOT src) AND dst
2081 case wxNO_OP: // dst
2082 case wxNOR: // (NOT src) AND (NOT dst)
2083 case wxEQUIV: // (NOT src) XOR dst
2084 case wxOR_INVERT: // (NOT src) OR dst
2085 case wxNAND: // (NOT src) OR (NOT dst)
2086 case wxOR: // src OR dst
2087 case wxSET: // 1
2088 // case wxSRC_OR: // source _bitmap_ OR destination
2089 // case wxSRC_AND: // source _bitmap_ AND destination
2090 break ;
2091 }
2092 ::PenMode( mode ) ;
2093 m_macPenInstalled = true ;
2094 m_macBrushInstalled = false ;
2095 m_macFontInstalled = false ;
2096 }
2097
2098 void wxDC::MacSetupBackgroundForCurrentPort(const wxBrush& background )
2099 {
2100 Pattern whiteColor ;
2101 switch( background.MacGetBrushKind() )
2102 {
2103 case kwxMacBrushTheme :
2104 {
2105 ::SetThemeBackground( background.GetMacTheme() , wxDisplayDepth() , true ) ;
2106 break ;
2107 }
2108 case kwxMacBrushThemeBackground :
2109 {
2110 Rect extent ;
2111 ThemeBackgroundKind bg = background.GetMacThemeBackground( &extent ) ;
2112 ::ApplyThemeBackground( bg , &extent ,kThemeStateActive , wxDisplayDepth() , true ) ;
2113 break ;
2114 }
2115 case kwxMacBrushColour :
2116 {
2117 ::RGBBackColor( &MAC_WXCOLORREF( background.GetColour().GetPixel()) );
2118 int brushStyle = background.GetStyle();
2119 if (brushStyle == wxSOLID)
2120 ::BackPat(GetQDGlobalsWhite(&whiteColor));
2121 else if (IS_HATCH(brushStyle))
2122 {
2123 Pattern pat ;
2124 wxMacGetHatchPattern(brushStyle, &pat);
2125 ::BackPat(&pat);
2126 }
2127 else
2128 {
2129 ::BackPat(GetQDGlobalsWhite(&whiteColor));
2130 }
2131 break ;
2132 }
2133 }
2134 }
2135
2136 void wxDC::MacInstallBrush() const
2137 {
2138 wxCHECK_RET(Ok(), wxT("Invalid DC"));
2139
2140 Pattern blackColor ;
2141 // if ( m_macBrushInstalled )
2142 // return ;
2143
2144 // foreground
2145
2146 bool backgroundTransparent = (GetBackgroundMode() == wxTRANSPARENT) ;
2147
2148 ::RGBForeColor( &MAC_WXCOLORREF( m_brush.GetColour().GetPixel()) );
2149 ::RGBBackColor( &MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) );
2150
2151 int brushStyle = m_brush.GetStyle();
2152 if (brushStyle == wxSOLID)
2153 {
2154 ::PenPat(GetQDGlobalsBlack(&blackColor));
2155 }
2156 else if (IS_HATCH(brushStyle))
2157 {
2158 Pattern pat ;
2159 wxMacGetHatchPattern(brushStyle, &pat);
2160 ::PenPat(&pat);
2161 }
2162 else if ( m_brush.GetStyle() == wxSTIPPLE || m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE )
2163 {
2164 // we force this in order to be compliant with wxMSW
2165 backgroundTransparent = false ;
2166 // for these the text fore (and back for MASK_OPAQUE) colors are used
2167 wxBitmap* bitmap = m_brush.GetStipple() ;
2168 int width = bitmap->GetWidth() ;
2169 int height = bitmap->GetHeight() ;
2170 GWorldPtr gw = NULL ;
2171
2172 if ( m_brush.GetStyle() == wxSTIPPLE )
2173 gw = MAC_WXHBITMAP(bitmap->GetHBITMAP()) ;
2174 else
2175 gw = MAC_WXHBITMAP(bitmap->GetMask()->GetMaskBitmap()) ;
2176
2177 PixMapHandle gwpixmaphandle = GetGWorldPixMap( gw ) ;
2178 LockPixels( gwpixmaphandle ) ;
2179
2180 bool isMonochrome = !IsPortColor( gw ) ;
2181
2182 if ( !isMonochrome )
2183 {
2184 if ( (**gwpixmaphandle).pixelSize == 1 )
2185 isMonochrome = true ;
2186 }
2187
2188 if ( isMonochrome && width == 8 && height == 8 )
2189 {
2190 ::RGBForeColor( &MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) );
2191 ::RGBForeColor( &MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) );
2192 BitMap* gwbitmap = (BitMap*) *gwpixmaphandle ; // since the color depth is 1 it is a BitMap
2193 UInt8 *gwbits = (UInt8*) gwbitmap->baseAddr ;
2194 int alignment = gwbitmap->rowBytes & 0x7FFF ;
2195 Pattern pat ;
2196 for ( int i = 0 ; i < 8 ; ++i )
2197 {
2198 pat.pat[i] = gwbits[i*alignment+0] ;
2199 }
2200 UnlockPixels( GetGWorldPixMap( gw ) ) ;
2201 ::PenPat( &pat ) ;
2202 }
2203 else
2204 {
2205 // this will be the code to handle power of 2 patterns, we will have to arrive at a nice
2206 // caching scheme before putting this into production
2207 Handle image;
2208 long imageSize;
2209 PixPatHandle pixpat = NewPixPat() ;
2210
2211 CopyPixMap(gwpixmaphandle, (**pixpat).patMap);
2212 imageSize = GetPixRowBytes((**pixpat).patMap) *
2213 ((**(**pixpat).patMap).bounds.bottom -
2214 (**(**pixpat).patMap).bounds.top);
2215
2216 PtrToHand( (**gwpixmaphandle).baseAddr, &image, imageSize );
2217 (**pixpat).patData = image;
2218 if ( isMonochrome )
2219 {
2220 CTabHandle ctable = ((**((**pixpat).patMap)).pmTable) ;
2221 ColorSpecPtr ctspec = (ColorSpecPtr) &(**ctable).ctTable ;
2222 if ( ctspec[0].rgb.red == 0x0000 )
2223 {
2224 ctspec[1].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2225 ctspec[0].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2226 }
2227 else
2228 {
2229 ctspec[0].rgb = MAC_WXCOLORREF( m_textBackgroundColour.GetPixel()) ;
2230 ctspec[1].rgb = MAC_WXCOLORREF( m_textForegroundColour.GetPixel()) ;
2231 }
2232 ::CTabChanged( ctable ) ;
2233 }
2234 ::PenPixPat(pixpat);
2235 m_macForegroundPixMap = pixpat ;
2236 }
2237 UnlockPixels( gwpixmaphandle ) ;
2238 }
2239 else
2240 {
2241 ::PenPat(GetQDGlobalsBlack(&blackColor));
2242 }
2243
2244 short mode = patCopy ;
2245 switch( m_logicalFunction )
2246 {
2247 case wxCOPY: // src
2248 if ( backgroundTransparent )
2249 mode = patOr ;
2250 else
2251 mode = patCopy ;
2252 break ;
2253 case wxINVERT: // NOT dst
2254 if ( !backgroundTransparent )
2255 {
2256 ::PenPat(GetQDGlobalsBlack(&blackColor));
2257 }
2258 mode = patXor ;
2259 break ;
2260 case wxXOR: // src XOR dst
2261 mode = patXor ;
2262 break ;
2263 case wxOR_REVERSE: // src OR (NOT dst)
2264 mode = notPatOr ;
2265 break ;
2266 case wxSRC_INVERT: // (NOT src)
2267 mode = notPatCopy ;
2268 break ;
2269
2270 // unsupported TODO
2271
2272 case wxCLEAR: // 0
2273 case wxAND_REVERSE:// src AND (NOT dst)
2274 case wxAND: // src AND dst
2275 case wxAND_INVERT: // (NOT src) AND dst
2276 case wxNO_OP: // dst
2277 case wxNOR: // (NOT src) AND (NOT dst)
2278 case wxEQUIV: // (NOT src) XOR dst
2279 case wxOR_INVERT: // (NOT src) OR dst
2280 case wxNAND: // (NOT src) OR (NOT dst)
2281 case wxOR: // src OR dst
2282 case wxSET: // 1
2283 // case wxSRC_OR: // source _bitmap_ OR destination
2284 // case wxSRC_AND: // source _bitmap_ AND destination
2285 break ;
2286 }
2287 ::PenMode( mode ) ;
2288 m_macBrushInstalled = true ;
2289 m_macPenInstalled = false ;
2290 m_macFontInstalled = false ;
2291 }
2292
2293 // ---------------------------------------------------------------------------
2294 // coordinates transformations
2295 // ---------------------------------------------------------------------------
2296
2297
2298 wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2299 {
2300 return ((wxDC *)this)->XDEV2LOG(x);
2301 }
2302
2303 wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2304 {
2305 return ((wxDC *)this)->YDEV2LOG(y);
2306 }
2307
2308 wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2309 {
2310 return ((wxDC *)this)->XDEV2LOGREL(x);
2311 }
2312
2313 wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2314 {
2315 return ((wxDC *)this)->YDEV2LOGREL(y);
2316 }
2317
2318 wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2319 {
2320 return ((wxDC *)this)->XLOG2DEV(x);
2321 }
2322
2323 wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2324 {
2325 return ((wxDC *)this)->YLOG2DEV(y);
2326 }
2327
2328 wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2329 {
2330 return ((wxDC *)this)->XLOG2DEVREL(x);
2331 }
2332
2333 wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2334 {
2335 return ((wxDC *)this)->YLOG2DEVREL(y);
2336 }
wxWidgets (Impactor)