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Remove my binary compatibility stuff from HEAD. Patch #1367014 used for reference.
[wxWidgets.git] / src / mac / carbon / dccg.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: 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
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12#include "wx/wxprec.h"
13
613a24f7 14#include "wx/dc.h"
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15
16#if wxMAC_USE_CORE_GRAPHICS
17
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18#include "wx/app.h"
19#include "wx/mac/uma.h"
20#include "wx/dcmemory.h"
21#include "wx/dcprint.h"
22#include "wx/region.h"
23#include "wx/image.h"
24#include "wx/log.h"
25
20b69855 26
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27#ifdef __MSL__
28 #if __MSL__ >= 0x6000
29 #include "math.h"
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30 // in case our functions were defined outside std, we make it known all the same
31 namespace std { }
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32 using namespace std ;
33 #endif
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34#endif
35
36#include "wx/mac/private.h"
613a24f7 37
613a24f7 38IMPLEMENT_ABSTRACT_CLASS(wxDC, wxObject)
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39
40//-----------------------------------------------------------------------------
41// constants
42//-----------------------------------------------------------------------------
43
44#if !defined( __DARWIN__ ) || defined(__MWERKS__)
45#ifndef M_PI
46const double M_PI = 3.14159265358979 ;
47#endif
48#endif
49const double RAD2DEG = 180.0 / M_PI;
50const short kEmulatedMode = -1 ;
51const short kUnsupportedMode = -2 ;
52
53extern TECObjectRef s_TECNativeCToUnicode ;
54
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55// TODO Update
56// The text ctrl implementation still needs that for the non hiview implementation
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57
58wxMacWindowClipper::wxMacWindowClipper( const wxWindow* win ) :
59 wxMacPortSaver( (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) )
60{
97071cdb 61 m_newPort = (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
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62 m_formerClip = NewRgn() ;
63 m_newClip = NewRgn() ;
64 GetClip( m_formerClip ) ;
97071cdb 65
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66 if ( win )
67 {
bcbbfab8 68 // guard against half constructed objects, this just leads to a empty clip
97071cdb 69 if ( win->GetPeer() )
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70 {
71 int x = 0 , y = 0;
72 win->MacWindowToRootWindow( &x,&y ) ;
73 // get area including focus rect
74 CopyRgn( (RgnHandle) ((wxWindow*)win)->MacGetVisibleRegion(true).GetWXHRGN() , m_newClip ) ;
75 if ( !EmptyRgn( m_newClip ) )
76 OffsetRgn( m_newClip , x , y ) ;
77 }
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78
79 SetClip( m_newClip ) ;
80 }
81}
82
83wxMacWindowClipper::~wxMacWindowClipper()
84{
85 SetPort( m_newPort ) ;
86 SetClip( m_formerClip ) ;
87 DisposeRgn( m_newClip ) ;
88 DisposeRgn( m_formerClip ) ;
89}
90
91wxMacWindowStateSaver::wxMacWindowStateSaver( const wxWindow* win ) :
92 wxMacWindowClipper( win )
93{
94 // the port is already set at this point
97071cdb 95 m_newPort = (GrafPtr) GetWindowPort((WindowRef) win->MacGetTopLevelWindowRef()) ;
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96 GetThemeDrawingState( &m_themeDrawingState ) ;
97}
98
99wxMacWindowStateSaver::~wxMacWindowStateSaver()
100{
101 SetPort( m_newPort ) ;
102 SetThemeDrawingState( m_themeDrawingState , true ) ;
103}
104
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105// minimal implementation only used for appearance drawing < 10.3
106
107wxMacPortSetter::wxMacPortSetter( const wxDC* dc ) :
108 m_ph( (GrafPtr) dc->m_macPort )
109{
110 wxASSERT( dc->Ok() ) ;
111 m_dc = dc ;
112// dc->MacSetupPort(&m_ph) ;
113}
97071cdb 114
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115wxMacPortSetter::~wxMacPortSetter()
116{
117// m_dc->MacCleanupPort(&m_ph) ;
118}
119
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120//-----------------------------------------------------------------------------
121// Local functions
122//-----------------------------------------------------------------------------
20b69855 123
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124static inline double dmin(double a, double b) { return a < b ? a : b; }
125static inline double dmax(double a, double b) { return a > b ? a : b; }
126static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
127
128//-----------------------------------------------------------------------------
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129// device context implementation
130//
131// more and more of the dc functionality should be implemented by calling
132// the appropricate wxMacCGContext, but we will have to do that step by step
133// also coordinate conversions should be moved to native matrix ops
613a24f7 134//-----------------------------------------------------------------------------
613a24f7 135
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136// we always stock two context states, one at entry, to be able to preserve the
137// state we were called with, the other one after changing to HI Graphics orientation
138// (this one is used for getting back clippings etc)
139
20b69855 140wxMacCGPath::wxMacCGPath()
613a24f7 141{
20b69855 142 m_path = CGPathCreateMutable() ;
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143}
144
20b69855 145wxMacCGPath::~wxMacCGPath()
613a24f7 146{
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147 CGPathRelease( m_path ) ;
148}
613a24f7 149
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150// Starts a new subpath at
151void wxMacCGPath::MoveToPoint( wxCoord x1 , wxCoord y1 )
152{
153 CGPathMoveToPoint( m_path , NULL , x1 , y1 ) ;
154}
613a24f7 155
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156void wxMacCGPath::AddLineToPoint( wxCoord x1 , wxCoord y1 )
157{
158 CGPathAddLineToPoint( m_path , NULL , x1 , y1 ) ;
159}
613a24f7 160
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161void wxMacCGPath::AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 )
162{
163 CGPathAddQuadCurveToPoint( m_path , NULL , cx1 , cy1 , x1 , y1 );
164}
165
20b69855 166void wxMacCGPath::AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h )
613a24f7 167{
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168 CGRect cgRect = { { x , y } , { w , h } } ;
169 CGPathAddRect( m_path , NULL , cgRect ) ;
170}
613a24f7 171
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172void wxMacCGPath::AddCircle( wxCoord x, wxCoord y , wxCoord r )
173{
174 CGPathAddArc( m_path , NULL , x , y , r , 0.0 , 2 * M_PI , true ) ;
175}
613a24f7 176
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177// closes the current subpath
178void wxMacCGPath::CloseSubpath()
179{
180 CGPathCloseSubpath( m_path ) ;
181}
613a24f7 182
20b69855 183CGPathRef wxMacCGPath::GetPath() const
613a24f7 184{
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185 return m_path ;
186}
187
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188wxMacCGContext::wxMacCGContext( CGrafPtr port )
189{
190 m_qdPort = port ;
cb4b0966 191 m_cgContext = NULL ;
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192}
193
194wxMacCGContext::wxMacCGContext( CGContextRef cgcontext )
195{
196 m_qdPort = NULL ;
197 m_cgContext = cgcontext ;
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198 CGContextSaveGState( m_cgContext ) ;
199 CGContextSaveGState( m_cgContext ) ;
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200}
201
202wxMacCGContext::wxMacCGContext()
203{
204 m_qdPort = NULL ;
205 m_cgContext = NULL ;
206}
613a24f7 207
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208wxMacCGContext::~wxMacCGContext()
209{
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210 if ( m_cgContext )
211 {
68654a82 212 CGContextSynchronize( m_cgContext ) ;
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213 CGContextRestoreGState( m_cgContext ) ;
214 CGContextRestoreGState( m_cgContext ) ;
215 }
97071cdb 216
20b69855 217 if ( m_qdPort )
68654a82 218 CGContextRelease( m_cgContext ) ;
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219}
220
221
222void wxMacCGContext::Clip( const wxRegion &region )
223{
97071cdb 224// ClipCGContextToRegion ( m_cgContext, &bounds , (RgnHandle) dc->m_macCurrentClipRgn ) ;
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225}
226
227void wxMacCGContext::StrokePath( const wxGraphicPath *p )
228{
229 const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
20b69855 230 CGContextAddPath( m_cgContext , path->GetPath() ) ;
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231 CGContextStrokePath( m_cgContext ) ;
232}
233
234void wxMacCGContext::DrawPath( const wxGraphicPath *p , int fillStyle )
235{
236 const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
237 CGPathDrawingMode mode = m_mode ;
97071cdb 238
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239 if ( fillStyle == wxODDEVEN_RULE )
240 {
241 if ( mode == kCGPathFill )
242 mode = kCGPathEOFill ;
243 else if ( mode == kCGPathFillStroke )
244 mode = kCGPathEOFillStroke ;
245 }
97071cdb 246
20b69855 247 CGContextAddPath( m_cgContext , path->GetPath() ) ;
20b69855 248 CGContextDrawPath( m_cgContext , mode ) ;
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249}
250
20b69855 251void wxMacCGContext::FillPath( const wxGraphicPath *p , const wxColor &fillColor , int fillStyle )
613a24f7 252{
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253 const wxMacCGPath* path = dynamic_cast< const wxMacCGPath*>( p ) ;
254 CGContextSaveGState( m_cgContext ) ;
255
256 RGBColor col = MAC_WXCOLORREF( fillColor.GetPixel() ) ;
257 CGContextSetRGBFillColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
258 CGPathDrawingMode mode = kCGPathFill ;
259
260 if ( fillStyle == wxODDEVEN_RULE )
261 mode = kCGPathEOFill ;
262
263 CGContextBeginPath( m_cgContext ) ;
264 CGContextAddPath( m_cgContext , path->GetPath() ) ;
265 CGContextClosePath( m_cgContext ) ;
266 CGContextDrawPath( m_cgContext , mode ) ;
267
268 CGContextRestoreGState( m_cgContext ) ;
269}
613a24f7 270
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271wxGraphicPath* wxMacCGContext::CreatePath()
272{
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273 // make sure that we now have a real cgref, before doing
274 // anything with paths
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275 CGContextRef cg = GetNativeContext() ;
276 cg = NULL ;
75f0a06e 277
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278 return new wxMacCGPath() ;
279}
280
281// in case we only got a QDPort only create a cgref now
282
283CGContextRef wxMacCGContext::GetNativeContext()
284{
97071cdb 285 if ( m_cgContext == NULL )
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286 {
287 Rect bounds ;
288 GetPortBounds( (CGrafPtr) m_qdPort , &bounds ) ;
68654a82 289 OSStatus status = CreateCGContextForPort((CGrafPtr) m_qdPort , &m_cgContext) ;
b014adcc 290 CGContextSaveGState( m_cgContext ) ;
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291
292 wxASSERT_MSG( status == noErr , wxT("Cannot nest wxDCs on the same window") ) ;
75f0a06e 293
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294 CGContextTranslateCTM( m_cgContext , 0 , bounds.bottom - bounds.top ) ;
295 CGContextScaleCTM( m_cgContext , 1 , -1 ) ;
296
b014adcc 297 CGContextSaveGState( m_cgContext ) ;
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298 SetPen( m_pen ) ;
299 SetBrush( m_brush ) ;
300 }
97071cdb 301
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302 return m_cgContext ;
303}
304
305void wxMacCGContext::SetNativeContext( CGContextRef cg )
306{
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307 // we allow either setting or clearing but not replacing
308 wxASSERT( m_cgContext == NULL || cg == NULL ) ;
75f0a06e 309
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310 if ( cg )
311 CGContextSaveGState( cg ) ;
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312 m_cgContext = cg ;
313}
20b69855 314
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315#pragma mark -
316
24cd6f82 317// wrapper class for a CGPattern, always allocate on heap, never call destructor
72ba915e 318
24cd6f82 319class wxMacCGPattern
72ba915e 320{
24cd6f82 321public :
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322 wxMacCGPattern() {}
323
24cd6f82 324 // is guaranteed to be called only with a non-Null CGContextRef
75f0a06e 325 virtual void Render( CGContextRef ctxRef ) = 0 ;
72ba915e 326
24cd6f82 327 operator CGPatternRef() const { return m_patternRef ; }
97071cdb 328
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329protected :
330 virtual ~wxMacCGPattern()
331 {
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332 // as this is called only when our m_patternRef is been released;
333 // don't release it again
24cd6f82 334 }
97071cdb 335
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336 static void _Render( void *info, CGContextRef ctxRef )
337 {
338 wxMacCGPattern* self = (wxMacCGPattern*) info ;
339 if ( self && ctxRef )
340 self->Render( ctxRef ) ;
341 }
97071cdb 342
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343 static void _Dispose( void *info )
344 {
345 wxMacCGPattern* self = (wxMacCGPattern*) info ;
346 delete self ;
347 }
97071cdb 348
24cd6f82 349 CGPatternRef m_patternRef ;
72ba915e 350
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351 static const CGPatternCallbacks ms_Callbacks ;
352} ;
72ba915e 353
24cd6f82 354const CGPatternCallbacks wxMacCGPattern::ms_Callbacks = { 0, &wxMacCGPattern::_Render, &wxMacCGPattern::_Dispose };
72ba915e 355
24cd6f82 356class ImagePattern : public wxMacCGPattern
72ba915e 357{
24cd6f82 358public :
75f0a06e 359 ImagePattern( const wxBitmap* bmp , CGAffineTransform transform )
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360 {
361 wxASSERT( bmp && bmp->Ok() ) ;
75f0a06e 362
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363 Init( (CGImageRef) bmp->CGImageCreate() , transform ) ;
364 }
365
366 // ImagePattern takes ownership of CGImageRef passed in
367 ImagePattern( CGImageRef image , CGAffineTransform transform )
368 {
369 if ( image )
24cd6f82 370 CFRetain( image ) ;
97071cdb 371
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372 Init( image , transform ) ;
373 }
374
75f0a06e 375 virtual void Render( CGContextRef ctxRef )
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376 {
377 if (m_image != NULL)
378 HIViewDrawCGImage( ctxRef, &m_imageBounds, m_image );
379 }
72ba915e 380
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381protected :
382 void Init( CGImageRef image , CGAffineTransform transform )
383 {
384 m_image = image ;
385 if ( m_image )
386 {
387 m_imageBounds = CGRectMake( 0.0, 0.0, (float)CGImageGetWidth( m_image ), (float)CGImageGetHeight( m_image ) ) ;
388 m_patternRef = CGPatternCreate( this , m_imageBounds, transform ,
389 m_imageBounds.size.width, m_imageBounds.size.height,
390 kCGPatternTilingNoDistortion, true , &wxMacCGPattern::ms_Callbacks ) ;
391 }
392 }
97071cdb 393
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394 ~ImagePattern()
395 {
396 if ( m_image )
397 CGImageRelease( m_image ) ;
398 }
97071cdb 399
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400 CGImageRef m_image ;
401 CGRect m_imageBounds ;
402} ;
72ba915e 403
24cd6f82 404class HatchPattern : public wxMacCGPattern
72ba915e 405{
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406public :
407 HatchPattern( int hatchstyle , CGAffineTransform transform )
408 {
409 m_hatch = hatchstyle ;
410 m_imageBounds = CGRectMake( 0.0, 0.0, 8.0 , 8.0 ) ;
411 m_patternRef = CGPatternCreate( this , m_imageBounds, transform ,
412 m_imageBounds.size.width, m_imageBounds.size.height,
413 kCGPatternTilingNoDistortion, false , &wxMacCGPattern::ms_Callbacks ) ;
414 }
415
416 void StrokeLineSegments( CGContextRef ctxRef , const CGPoint pts[] , size_t count )
417 {
418#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
419 if ( UMAGetSystemVersion() >= 0x1040 )
420 {
421 CGContextStrokeLineSegments( ctxRef , pts , count ) ;
422 }
423 else
424#endif
425 {
426 CGContextBeginPath (ctxRef);
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427 for (size_t i = 0; i < count; i += 2)
428 {
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429 CGContextMoveToPoint(ctxRef, pts[i].x, pts[i].y);
430 CGContextAddLineToPoint(ctxRef, pts[i+1].x, pts[i+1].y);
431 }
432 CGContextStrokePath(ctxRef);
433 }
434 }
435
75f0a06e 436 virtual void Render( CGContextRef ctxRef )
24cd6f82 437 {
97071cdb 438 switch ( m_hatch )
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439 {
440 case wxBDIAGONAL_HATCH :
441 {
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442 CGPoint pts[] =
443 {
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444 { 8.0 , 0.0 } , { 0.0 , 8.0 }
445 };
446 StrokeLineSegments( ctxRef , pts , 2 ) ;
447 }
448 break ;
97071cdb 449
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450 case wxCROSSDIAG_HATCH :
451 {
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452 CGPoint pts[] =
453 {
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454 { 0.0 , 0.0 } , { 8.0 , 8.0 } ,
455 { 8.0 , 0.0 } , { 0.0 , 8.0 }
456 };
457 StrokeLineSegments( ctxRef , pts , 4 ) ;
458 }
459 break ;
97071cdb 460
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461 case wxFDIAGONAL_HATCH :
462 {
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463 CGPoint pts[] =
464 {
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465 { 0.0 , 0.0 } , { 8.0 , 8.0 }
466 };
467 StrokeLineSegments( ctxRef , pts , 2 ) ;
468 }
469 break ;
97071cdb 470
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471 case wxCROSS_HATCH :
472 {
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473 CGPoint pts[] =
474 {
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475 { 0.0 , 4.0 } , { 8.0 , 4.0 } ,
476 { 4.0 , 0.0 } , { 4.0 , 8.0 } ,
477 };
478 StrokeLineSegments( ctxRef , pts , 4 ) ;
479 }
480 break ;
97071cdb 481
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482 case wxHORIZONTAL_HATCH :
483 {
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484 CGPoint pts[] =
485 {
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486 { 0.0 , 4.0 } , { 8.0 , 4.0 } ,
487 };
488 StrokeLineSegments( ctxRef , pts , 2 ) ;
489 }
490 break ;
97071cdb 491
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492 case wxVERTICAL_HATCH :
493 {
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494 CGPoint pts[] =
495 {
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496 { 4.0 , 0.0 } , { 4.0 , 8.0 } ,
497 };
498 StrokeLineSegments( ctxRef , pts , 2 ) ;
499 }
500 break ;
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501
502 default:
503 break;
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504 }
505 }
506
507protected :
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508 ~HatchPattern() {}
509
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510 int m_hatch ;
511 CGRect m_imageBounds ;
512} ;
72ba915e 513
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514void wxMacCGContext::SetPen( const wxPen &pen )
515{
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516 m_pen = pen ;
517 if ( m_cgContext == NULL )
518 return ;
75f0a06e 519
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520 bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
521 bool stroke = pen.GetStyle() != wxTRANSPARENT ;
cb4b0966 522
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523#if 0
524 // we can benchmark performance, should go into a setting later
525 CGContextSetShouldAntialias( m_cgContext , false ) ;
526#endif
75f0a06e 527
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528 if ( fill | stroke )
529 {
75f0a06e 530 // set up brushes
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531 m_mode = kCGPathFill ; // just a default
532
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533 if ( stroke )
534 {
20b69855 535 RGBColor col = MAC_WXCOLORREF( pen.GetColour().GetPixel() ) ;
613a24f7 536 CGContextSetRGBStrokeColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
24cd6f82 537
75f0a06e 538 // TODO * m_dc->m_scaleX
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539 float penWidth = pen.GetWidth();
540 if (penWidth <= 0.0)
541 penWidth = 0.1;
542 CGContextSetLineWidth( m_cgContext , penWidth ) ;
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543
544 CGLineCap cap ;
97071cdb 545 switch ( pen.GetCap() )
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546 {
547 case wxCAP_ROUND :
548 cap = kCGLineCapRound ;
549 break ;
75f0a06e 550
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551 case wxCAP_PROJECTING :
552 cap = kCGLineCapSquare ;
553 break ;
75f0a06e 554
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555 case wxCAP_BUTT :
556 cap = kCGLineCapButt ;
557 break ;
75f0a06e 558
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559 default :
560 cap = kCGLineCapButt ;
561 break ;
562 }
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563
564 CGLineJoin join ;
97071cdb 565 switch ( pen.GetJoin() )
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566 {
567 case wxJOIN_BEVEL :
568 join = kCGLineJoinBevel ;
569 break ;
75f0a06e 570
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571 case wxJOIN_MITER :
572 join = kCGLineJoinMiter ;
573 break ;
75f0a06e 574
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575 case wxJOIN_ROUND :
576 join = kCGLineJoinRound ;
577 break ;
75f0a06e 578
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579 default :
580 join = kCGLineJoinMiter ;
581 break;
582 }
613a24f7 583
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584 m_mode = kCGPathStroke ;
585 int count = 0 ;
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586
587 const float *lengths = NULL ;
588 float *userLengths = NULL ;
72ba915e 589
46bed958 590 const float dashUnit = penWidth < 1.0 ? 1.0 : penWidth;
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591
592 const float dotted[] = { dashUnit , dashUnit + 2.0 };
593 const float short_dashed[] = { 9.0 , 6.0 };
594 const float dashed[] = { 19.0 , 9.0 };
595 const float dotted_dashed[] = { 9.0 , 6.0 , 3.0 , 3.0 };
72ba915e 596
97071cdb 597 switch ( pen.GetStyle() )
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598 {
599 case wxSOLID :
600 break ;
97071cdb 601
613a24f7 602 case wxDOT :
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603 lengths = dotted ;
604 count = WXSIZEOF(dotted);
605 break ;
97071cdb 606
613a24f7 607 case wxLONG_DASH :
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608 lengths = dashed ;
609 count = WXSIZEOF(dashed) ;
610 break ;
97071cdb 611
613a24f7 612 case wxSHORT_DASH :
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613 lengths = short_dashed ;
614 count = WXSIZEOF(short_dashed) ;
615 break ;
97071cdb 616
613a24f7 617 case wxDOT_DASH :
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618 lengths = dotted_dashed ;
619 count = WXSIZEOF(dotted_dashed);
620 break ;
97071cdb 621
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622 case wxUSER_DASH :
623 wxDash *dashes ;
20b69855 624 count = pen.GetDashes( &dashes ) ;
72ba915e 625 if ((dashes != NULL) && (count > 0))
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626 {
627 userLengths = new float[count] ;
628 for( int i = 0 ; i < count ; ++i )
72ba915e 629 {
46bed958 630 userLengths[i] = dashes[i] * dashUnit ;
24cd6f82
SC
631
632 if ( i % 2 == 1 && userLengths[i] < dashUnit + 2.0 )
633 userLengths[i] = dashUnit + 2.0 ;
634 else if ( i % 2 == 0 && userLengths[i] < dashUnit )
635 userLengths[i] = dashUnit ;
72ba915e 636 }
613a24f7
SC
637 }
638 lengths = userLengths ;
639 break ;
97071cdb 640
24cd6f82
SC
641 case wxSTIPPLE :
642 {
643 float alphaArray[1] = { 1.0 } ;
644 wxBitmap* bmp = pen.GetStipple() ;
645 if ( bmp && bmp->Ok() )
646 {
647 wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( NULL ) ) ;
648 CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ;
649 wxMacCFRefHolder<CGPatternRef> pattern( *( new ImagePattern( bmp , CGContextGetCTM( m_cgContext ) ) ) );
650 CGContextSetStrokePattern( m_cgContext, pattern , alphaArray ) ;
651 }
652 }
653 break ;
97071cdb 654
613a24f7 655 default :
24cd6f82
SC
656 {
657 wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ;
658 CGContextSetStrokeColorSpace( m_cgContext , patternSpace ) ;
659 wxMacCFRefHolder<CGPatternRef> pattern( *( new HatchPattern( pen.GetStyle() , CGContextGetCTM( m_cgContext ) ) ) );
660
661 RGBColor col = MAC_WXCOLORREF( pen.GetColour().GetPixel() ) ;
662 float colorArray[4] = { col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 } ;
663
664 CGContextSetStrokePattern( m_cgContext, pattern , colorArray ) ;
665 }
613a24f7
SC
666 break ;
667 }
668
72ba915e
SC
669 if ((lengths != NULL) && (count > 0))
670 {
72ba915e 671 CGContextSetLineDash( m_cgContext , 0 , lengths , count ) ;
24cd6f82
SC
672 // force the line cap, otherwise we get artifacts (overlaps) and just solid lines
673 cap = kCGLineCapButt ;
72ba915e
SC
674 }
675 else
676 {
677 CGContextSetLineDash( m_cgContext , 0 , NULL , 0 ) ;
678 }
97071cdb 679
24cd6f82 680 CGContextSetLineCap( m_cgContext , cap ) ;
75f0a06e 681 CGContextSetLineJoin( m_cgContext , join ) ;
72ba915e
SC
682
683 delete[] userLengths ;
613a24f7 684 }
97071cdb 685
613a24f7 686 if ( fill && stroke )
613a24f7 687 m_mode = kCGPathFillStroke ;
613a24f7
SC
688 }
689}
72ba915e 690
20b69855
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691void wxMacCGContext::SetBrush( const wxBrush &brush )
692{
cb4b0966
SC
693 m_brush = brush ;
694 if ( m_cgContext == NULL )
695 return ;
696
20b69855
SC
697 bool fill = brush.GetStyle() != wxTRANSPARENT ;
698 bool stroke = m_pen.GetStyle() != wxTRANSPARENT ;
613a24f7 699
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700#if 0
701 // we can benchmark performance, should go into a setting later
702 CGContextSetShouldAntialias( m_cgContext , false ) ;
703#endif
72ba915e 704
20b69855
SC
705 if ( fill | stroke )
706 {
20b69855
SC
707 // setup brushes
708 m_mode = kCGPathFill ; // just a default
709
710 if ( fill )
711 {
24cd6f82 712 if ( brush.GetStyle() == wxSOLID )
72ba915e 713 {
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SC
714 RGBColor col = MAC_WXCOLORREF( brush.GetColour().GetPixel() ) ;
715 CGContextSetRGBFillColor( m_cgContext , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
716 }
717 else if ( brush.IsHatch() )
718 {
719 wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ) ;
720 CGContextSetFillColorSpace( m_cgContext , patternSpace ) ;
721 wxMacCFRefHolder<CGPatternRef> pattern( *( new HatchPattern( brush.GetStyle() , CGContextGetCTM( m_cgContext ) ) ) );
722
723 RGBColor col = MAC_WXCOLORREF( brush.GetColour().GetPixel() ) ;
724 float colorArray[4] = { col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 } ;
725
726 CGContextSetFillPattern( m_cgContext, pattern , colorArray ) ;
727 }
728 else
729 {
730 // now brush is a bitmap
731 float alphaArray[1] = { 1.0 } ;
732 wxBitmap* bmp = brush.GetStipple() ;
733 if ( bmp && bmp->Ok() )
72ba915e 734 {
24cd6f82
SC
735 wxMacCFRefHolder<CGColorSpaceRef> patternSpace( CGColorSpaceCreatePattern( NULL ) ) ;
736 CGContextSetFillColorSpace( m_cgContext , patternSpace ) ;
737 wxMacCFRefHolder<CGPatternRef> pattern( *( new ImagePattern( bmp , CGContextGetCTM( m_cgContext ) ) ) );
738 CGContextSetFillPattern( m_cgContext, pattern , alphaArray ) ;
72ba915e
SC
739 }
740 }
75f0a06e 741
20b69855
SC
742 m_mode = kCGPathFill ;
743 }
97071cdb 744
20b69855 745 if ( fill && stroke )
20b69855 746 m_mode = kCGPathFillStroke ;
75f0a06e
DS
747 else if ( stroke )
748 m_mode = kCGPathStroke ;
20b69855
SC
749 }
750}
751
613a24f7
SC
752void AddEllipticArcToPath(CGContextRef c, CGPoint center, float a, float b, float fromDegree , float toDegree )
753{
754 CGContextSaveGState(c);
755 CGContextTranslateCTM(c, center.x, center.y);
756 CGContextScaleCTM(c, a, b);
757 CGContextMoveToPoint(c, 1, 0);
758 CGContextAddArc(c, 0, 0, 1, DegToRad(fromDegree), DegToRad(toDegree), 0);
759 CGContextClosePath(c);
760 CGContextRestoreGState(c);
761}
762
763void AddRoundedRectToPath(CGContextRef c, CGRect rect, float ovalWidth,
764 float ovalHeight)
765{
766 float fw, fh;
767 if (ovalWidth == 0 || ovalHeight == 0)
768 {
769 CGContextAddRect(c, rect);
770 return;
771 }
97071cdb 772
613a24f7
SC
773 CGContextSaveGState(c);
774 CGContextTranslateCTM(c, CGRectGetMinX(rect), CGRectGetMinY(rect));
775 CGContextScaleCTM(c, ovalWidth, ovalHeight);
776 fw = CGRectGetWidth(rect) / ovalWidth;
777 fh = CGRectGetHeight(rect) / ovalHeight;
778 CGContextMoveToPoint(c, fw, fh/2);
779 CGContextAddArcToPoint(c, fw, fh, fw/2, fh, 1);
780 CGContextAddArcToPoint(c, 0, fh, 0, fh/2, 1);
781 CGContextAddArcToPoint(c, 0, 0, fw/2, 0, 1);
782 CGContextAddArcToPoint(c, fw, 0, fw, fh/2, 1);
783 CGContextClosePath(c);
784 CGContextRestoreGState(c);
785}
786
787wxDC::wxDC()
788{
97071cdb
DS
789 m_ok = false;
790 m_colour = true;
613a24f7
SC
791 m_mm_to_pix_x = mm2pt;
792 m_mm_to_pix_y = mm2pt;
24cd6f82 793
613a24f7
SC
794 m_externalDeviceOriginX = 0;
795 m_externalDeviceOriginY = 0;
796 m_logicalScaleX = 1.0;
797 m_logicalScaleY = 1.0;
798 m_userScaleX = 1.0;
799 m_userScaleY = 1.0;
800 m_scaleX = 1.0;
801 m_scaleY = 1.0;
97071cdb
DS
802 m_needComputeScaleX = false;
803 m_needComputeScaleY = false;
20b69855 804
97071cdb 805 m_ok = false ;
a63b4755 806 m_macPort = 0 ;
613a24f7 807 m_macLocalOrigin.x = m_macLocalOrigin.y = 0 ;
20b69855 808
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SC
809 m_pen = *wxBLACK_PEN;
810 m_font = *wxNORMAL_FONT;
811 m_brush = *wxWHITE_BRUSH;
613a24f7 812
20b69855 813 m_macATSUIStyle = NULL ;
20b69855 814 m_graphicContext = NULL ;
613a24f7
SC
815}
816
97071cdb 817wxDC::~wxDC()
613a24f7 818{
97071cdb 819 if ( m_macATSUIStyle )
613a24f7
SC
820 {
821 ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
822 m_macATSUIStyle = NULL ;
823 }
20b69855
SC
824
825 delete m_graphicContext ;
613a24f7
SC
826}
827
828void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
829{
20b69855
SC
830 wxCHECK_RET( Ok(), wxT("invalid window dc") );
831 wxCHECK_RET( bmp.Ok(), wxT("invalid bitmap") );
75f0a06e 832
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SC
833 wxCoord xx = XLOG2DEVMAC(x);
834 wxCoord yy = YLOG2DEVMAC(y);
835 wxCoord w = bmp.GetWidth();
836 wxCoord h = bmp.GetHeight();
837 wxCoord ww = XLOG2DEVREL(w);
838 wxCoord hh = YLOG2DEVREL(h);
839
b60f5ca5 840 CGContextRef cg = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
20b69855
SC
841 CGImageRef image = (CGImageRef)( bmp.CGImageCreate() ) ;
842 HIRect r = CGRectMake( xx , yy , ww , hh ) ;
843 HIViewDrawCGImage( cg , &r , image ) ;
844 CGImageRelease( image ) ;
613a24f7
SC
845}
846
847void wxDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
848{
849 wxCHECK_RET(Ok(), wxT("Invalid dc wxDC::DoDrawIcon"));
850 wxCHECK_RET(icon.Ok(), wxT("Invalid icon wxDC::DoDrawIcon"));
20b69855
SC
851
852 wxCoord xx = XLOG2DEVMAC(x);
853 wxCoord yy = YLOG2DEVMAC(y);
854 wxCoord w = icon.GetWidth();
855 wxCoord h = icon.GetHeight();
856 wxCoord ww = XLOG2DEVREL(w);
857 wxCoord hh = YLOG2DEVREL(h);
858
b60f5ca5 859 CGContextRef cg = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
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SC
860 CGRect r = CGRectMake( 00 , 00 , ww , hh ) ;
861 CGContextSaveGState(cg);
75f0a06e 862 CGContextTranslateCTM( cg, xx , yy + hh );
20b69855
SC
863 CGContextScaleCTM(cg, 1, -1);
864 PlotIconRefInContext( cg , &r , kAlignNone , kTransformNone ,
865 NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ) ;
866 CGContextRestoreGState( cg ) ;
613a24f7
SC
867}
868
869void wxDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
870{
871 wxCHECK_RET(Ok(), wxT("wxDC::DoSetClippingRegion Invalid DC"));
75f0a06e 872
613a24f7
SC
873 wxCoord xx, yy, ww, hh;
874 xx = XLOG2DEVMAC(x);
875 yy = YLOG2DEVMAC(y);
876 ww = XLOG2DEVREL(width);
877 hh = YLOG2DEVREL(height);
b014adcc 878
b60f5ca5 879 CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
b014adcc
SC
880 CGRect clipRect = CGRectMake( xx ,yy , ww, hh ) ;
881 CGContextClipToRect( cgContext , clipRect ) ;
882
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SC
883// SetRectRgn( (RgnHandle) m_macCurrentClipRgn , xx , yy , xx + ww , yy + hh ) ;
884// SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
75f0a06e 885
97071cdb 886 if ( m_clipping )
613a24f7
SC
887 {
888 m_clipX1 = wxMax( m_clipX1 , xx );
889 m_clipY1 = wxMax( m_clipY1 , yy );
890 m_clipX2 = wxMin( m_clipX2, (xx + ww));
891 m_clipY2 = wxMin( m_clipY2, (yy + hh));
892 }
893 else
894 {
97071cdb 895 m_clipping = true;
613a24f7
SC
896 m_clipX1 = xx;
897 m_clipY1 = yy;
898 m_clipX2 = xx + ww;
899 m_clipY2 = yy + hh;
900 }
75f0a06e 901
613a24f7
SC
902 // TODO as soon as we don't reset the context for each operation anymore
903 // we have to update the context as well
904}
905
906void wxDC::DoSetClippingRegionAsRegion( const wxRegion &region )
907{
908 wxCHECK_RET( Ok(), wxT("invalid window dc") ) ;
909 if (region.Empty())
910 {
911 DestroyClippingRegion();
912 return;
913 }
97071cdb 914
613a24f7
SC
915 wxCoord x, y, w, h;
916 region.GetBox( x, y, w, h );
917 wxCoord xx, yy, ww, hh;
918 xx = XLOG2DEVMAC(x);
919 yy = YLOG2DEVMAC(y);
920 ww = XLOG2DEVREL(w);
921 hh = YLOG2DEVREL(h);
75f0a06e 922
613a24f7
SC
923 // if we have a scaling that we cannot map onto native regions
924 // we must use the box
925 if ( ww != w || hh != h )
926 {
927 wxDC::DoSetClippingRegion( x, y, w, h );
928 }
929 else
930 {
75f0a06e 931#if 0
613a24f7
SC
932 CopyRgn( (RgnHandle) region.GetWXHRGN() , (RgnHandle) m_macCurrentClipRgn ) ;
933 if ( xx != x || yy != y )
613a24f7 934 OffsetRgn( (RgnHandle) m_macCurrentClipRgn , xx - x , yy - y ) ;
613a24f7 935 SectRgn( (RgnHandle) m_macCurrentClipRgn , (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
75f0a06e
DS
936#endif
937
97071cdb 938 if ( m_clipping )
613a24f7
SC
939 {
940 m_clipX1 = wxMax( m_clipX1 , xx );
941 m_clipY1 = wxMax( m_clipY1 , yy );
942 m_clipX2 = wxMin( m_clipX2, (xx + ww));
943 m_clipY2 = wxMin( m_clipY2, (yy + hh));
944 }
945 else
946 {
97071cdb 947 m_clipping = true;
613a24f7
SC
948 m_clipX1 = xx;
949 m_clipY1 = yy;
950 m_clipX2 = xx + ww;
951 m_clipY2 = yy + hh;
952 }
953 }
954}
955
956void wxDC::DestroyClippingRegion()
957{
20b69855 958// CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
b60f5ca5 959 CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
b014adcc
SC
960 CGContextRestoreGState( cgContext );
961 CGContextSaveGState( cgContext );
0e71e845
SC
962 m_graphicContext->SetPen( m_pen ) ;
963 m_graphicContext->SetBrush( m_brush ) ;
97071cdb 964 m_clipping = false;
613a24f7
SC
965}
966
967void wxDC::DoGetSizeMM( int* width, int* height ) const
968{
75f0a06e
DS
969 int w = 0, h = 0;
970
613a24f7 971 GetSize( &w, &h );
75f0a06e
DS
972 if (width)
973 *width = long( double(w) / (m_scaleX * m_mm_to_pix_x) );
974 if (height)
975 *height = long( double(h) / (m_scaleY * m_mm_to_pix_y) );
613a24f7
SC
976}
977
978void wxDC::SetTextForeground( const wxColour &col )
979{
980 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e 981
20b69855
SC
982 if ( col != m_textForegroundColour )
983 {
984 m_textForegroundColour = col;
985 MacInstallFont() ;
986 }
613a24f7
SC
987}
988
989void wxDC::SetTextBackground( const wxColour &col )
990{
991 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e 992
613a24f7 993 m_textBackgroundColour = col;
613a24f7
SC
994}
995
996void wxDC::SetMapMode( int mode )
997{
998 switch (mode)
999 {
1000 case wxMM_TWIPS:
75f0a06e 1001 SetLogicalScale( twips2mm * m_mm_to_pix_x, twips2mm * m_mm_to_pix_y );
613a24f7 1002 break;
97071cdb 1003
613a24f7 1004 case wxMM_POINTS:
75f0a06e 1005 SetLogicalScale( pt2mm * m_mm_to_pix_x, pt2mm * m_mm_to_pix_y );
613a24f7 1006 break;
97071cdb 1007
613a24f7
SC
1008 case wxMM_METRIC:
1009 SetLogicalScale( m_mm_to_pix_x, m_mm_to_pix_y );
1010 break;
97071cdb 1011
613a24f7 1012 case wxMM_LOMETRIC:
75f0a06e 1013 SetLogicalScale( m_mm_to_pix_x / 10.0, m_mm_to_pix_y / 10.0 );
613a24f7 1014 break;
97071cdb 1015
613a24f7 1016 case wxMM_TEXT:
97071cdb 1017 default:
613a24f7
SC
1018 SetLogicalScale( 1.0, 1.0 );
1019 break;
1020 }
97071cdb 1021
613a24f7
SC
1022 if (mode != wxMM_TEXT)
1023 {
97071cdb
DS
1024 m_needComputeScaleX =
1025 m_needComputeScaleY = true;
613a24f7
SC
1026 }
1027}
1028
1029void wxDC::SetUserScale( double x, double y )
1030{
1031 // allow negative ? -> no
1032 m_userScaleX = x;
1033 m_userScaleY = y;
1034 ComputeScaleAndOrigin();
1035}
1036
1037void wxDC::SetLogicalScale( double x, double y )
1038{
1039 // allow negative ?
1040 m_logicalScaleX = x;
1041 m_logicalScaleY = y;
1042 ComputeScaleAndOrigin();
1043}
1044
1045void wxDC::SetLogicalOrigin( wxCoord x, wxCoord y )
1046{
1047 m_logicalOriginX = x * m_signX; // is this still correct ?
1048 m_logicalOriginY = y * m_signY;
1049 ComputeScaleAndOrigin();
1050}
1051
1052void wxDC::SetDeviceOrigin( wxCoord x, wxCoord y )
1053{
1054 m_externalDeviceOriginX = x;
1055 m_externalDeviceOriginY = y;
1056 ComputeScaleAndOrigin();
1057}
1058
1059void wxDC::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
1060{
1061 m_signX = (xLeftRight ? 1 : -1);
1062 m_signY = (yBottomUp ? -1 : 1);
1063 ComputeScaleAndOrigin();
1064}
1065
1066wxSize wxDC::GetPPI() const
1067{
1068 return wxSize(72, 72);
1069}
1070
1071int wxDC::GetDepth() const
1072{
20b69855 1073 return 32 ;
613a24f7
SC
1074}
1075
1076void wxDC::ComputeScaleAndOrigin()
1077{
1078 // CMB: copy scale to see if it changes
1079 double origScaleX = m_scaleX;
1080 double origScaleY = m_scaleY;
1081 m_scaleX = m_logicalScaleX * m_userScaleX;
1082 m_scaleY = m_logicalScaleY * m_userScaleY;
24cd6f82
SC
1083 m_deviceOriginX = m_externalDeviceOriginX;
1084 m_deviceOriginY = m_externalDeviceOriginY;
97071cdb 1085
613a24f7
SC
1086 // CMB: if scale has changed call SetPen to recalulate the line width
1087 if (m_scaleX != origScaleX || m_scaleY != origScaleY)
1088 {
1089 // this is a bit artificial, but we need to force wxDC to think
1090 // the pen has changed
75f0a06e 1091 wxPen pen( GetPen() );
97071cdb 1092
613a24f7
SC
1093 m_pen = wxNullPen;
1094 SetPen(pen);
1095 }
1096}
1097
1098void wxDC::SetPalette( const wxPalette& palette )
1099{
1100}
1101
1102void wxDC::SetBackgroundMode( int mode )
1103{
1104 m_backgroundMode = mode ;
1105}
1106
1107void wxDC::SetFont( const wxFont &font )
1108{
1109 m_font = font;
20b69855 1110 MacInstallFont() ;
613a24f7
SC
1111}
1112
1113void wxDC::SetPen( const wxPen &pen )
1114{
1115 if ( m_pen == pen )
1116 return ;
97071cdb 1117
613a24f7 1118 m_pen = pen;
20b69855
SC
1119 if ( m_graphicContext )
1120 {
24cd6f82
SC
1121 if ( m_pen.GetStyle() == wxSOLID || m_pen.GetStyle() == wxTRANSPARENT )
1122 {
1123 m_graphicContext->SetPen( m_pen ) ;
1124 }
1125 else
1126 {
1127 // we have to compensate for moved device origins etc. otherwise patterned pens are standing still
1128 // eg when using a wxScrollWindow and scrolling around
1129 CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
1130 int origX = XLOG2DEVMAC(0) ;
1131 int origY = YLOG2DEVMAC(0) ;
1132 CGContextTranslateCTM (cgContext,origX,origY);
1133 m_graphicContext->SetPen( m_pen ) ;
1134 CGContextTranslateCTM (cgContext,-origX,-origY);
1135 }
20b69855 1136 }
613a24f7
SC
1137}
1138
1139void wxDC::SetBrush( const wxBrush &brush )
1140{
1141 if (m_brush == brush)
1142 return;
97071cdb 1143
613a24f7 1144 m_brush = brush;
20b69855
SC
1145 if ( m_graphicContext )
1146 {
24cd6f82
SC
1147 if ( brush.GetStyle() == wxSOLID || brush.GetStyle() == wxTRANSPARENT )
1148 {
1149 m_graphicContext->SetBrush( m_brush ) ;
1150 }
1151 else
1152 {
1153 // we have to compensate for moved device origins etc. otherwise patterned brushes are standing still
1154 // eg when using a wxScrollWindow and scrolling around
1155 CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
1156 int origX = XLOG2DEVMAC(0) ;
1157 int origY = YLOG2DEVMAC(0) ;
1158 CGContextTranslateCTM (cgContext,origX,origY);
1159 m_graphicContext->SetBrush( m_brush ) ;
1160 CGContextTranslateCTM (cgContext,-origX,-origY);
1161 }
20b69855 1162 }
613a24f7
SC
1163}
1164
1165void wxDC::SetBackground( const wxBrush &brush )
1166{
1167 if (m_backgroundBrush == brush)
1168 return;
97071cdb 1169
613a24f7
SC
1170 m_backgroundBrush = brush;
1171 if (!m_backgroundBrush.Ok())
1172 return;
613a24f7
SC
1173}
1174
1175void wxDC::SetLogicalFunction( int function )
1176{
1177 if (m_logicalFunction == function)
1178 return;
97071cdb 1179
613a24f7 1180 m_logicalFunction = function ;
613a24f7
SC
1181}
1182
1183extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
1184 const wxColour & col, int style);
1185
1186bool wxDC::DoFloodFill(wxCoord x, wxCoord y,
1187 const wxColour& col, int style)
1188{
1189 return wxDoFloodFill(this, x, y, col, style);
1190}
1191
1192bool wxDC::DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const
1193{
1194 wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel Invalid DC") );
880f5369 1195 wxCHECK_MSG( Ok(), false, wxT("wxDC::DoGetPixel Invalid DC") );
75f0a06e 1196
880f5369
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1197 wxMacPortSaver helper((CGrafPtr)m_macPort) ;
1198 RGBColor colour;
75f0a06e
DS
1199
1200 // NB: GetCPixel is a deprecated QD call, and a slow one at that
880f5369
SC
1201 GetCPixel(
1202 XLOG2DEVMAC(x) + m_macLocalOriginInPort.x - m_macLocalOrigin.x,
1203 YLOG2DEVMAC(y) + m_macLocalOriginInPort.y - m_macLocalOrigin.y, &colour );
75f0a06e
DS
1204
1205 // convert from Mac colour to wx
1206 col->Set( colour.red >> 8, colour.green >> 8, colour.blue >> 8 );
97071cdb 1207
880f5369 1208 return true ;
613a24f7
SC
1209}
1210
1211void wxDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
1212{
1213 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1214
08c8555e
SC
1215 if ( m_logicalFunction != wxCOPY )
1216 return ;
1217
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1218 wxCoord xx1 = XLOG2DEVMAC(x1) ;
1219 wxCoord yy1 = YLOG2DEVMAC(y1) ;
1220 wxCoord xx2 = XLOG2DEVMAC(x2) ;
1221 wxCoord yy2 = YLOG2DEVMAC(y2) ;
1222
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1223 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1224 path->MoveToPoint( xx1 , yy1 ) ;
1225 path->AddLineToPoint( xx2 , yy2 ) ;
1226 path->CloseSubpath() ;
1227 m_graphicContext->StrokePath( path ) ;
1228 delete path ;
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SC
1229
1230 CalcBoundingBox(x1, y1);
1231 CalcBoundingBox(x2, y2);
1232}
1233
1234void wxDC::DoCrossHair( wxCoord x, wxCoord y )
1235{
1236 wxCHECK_RET( Ok(), wxT("wxDC::DoCrossHair Invalid window dc") );
1237
08c8555e
SC
1238 if ( m_logicalFunction != wxCOPY )
1239 return ;
613a24f7
SC
1240
1241 int w = 0;
1242 int h = 0;
1243 GetSize( &w, &h );
1244 wxCoord xx = XLOG2DEVMAC(x);
1245 wxCoord yy = YLOG2DEVMAC(y);
1246
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1247 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1248 path->MoveToPoint( XLOG2DEVMAC(0), yy ) ;
1249 path->AddLineToPoint( XLOG2DEVMAC(w), yy ) ;
1250 path->CloseSubpath() ;
1251 path->MoveToPoint( xx, YLOG2DEVMAC(0) ) ;
1252 path->AddLineToPoint( xx, YLOG2DEVMAC(h) ) ;
1253 path->CloseSubpath() ;
1254 m_graphicContext->StrokePath( path ) ;
1255 delete path ;
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1256
1257 CalcBoundingBox(x, y);
1258 CalcBoundingBox(x+w, y+h);
1259}
1260
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1261void wxDC::DoDrawArc( wxCoord x1, wxCoord y1,
1262 wxCoord x2, wxCoord y2,
1263 wxCoord xc, wxCoord yc )
1264{
1265 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawArc Invalid DC"));
08c8555e
SC
1266
1267 if ( m_logicalFunction != wxCOPY )
1268 return ;
1269
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1270 wxCoord xx1 = XLOG2DEVMAC(x1);
1271 wxCoord yy1 = YLOG2DEVMAC(y1);
1272 wxCoord xx2 = XLOG2DEVMAC(x2);
1273 wxCoord yy2 = YLOG2DEVMAC(y2);
1274 wxCoord xxc = XLOG2DEVMAC(xc);
1275 wxCoord yyc = YLOG2DEVMAC(yc);
75f0a06e 1276
613a24f7
SC
1277 double dx = xx1 - xxc;
1278 double dy = yy1 - yyc;
1279 double radius = sqrt((double)(dx*dx+dy*dy));
75f0a06e 1280 wxCoord rad = (wxCoord)radius;
72ba915e 1281 double sa, ea;
613a24f7
SC
1282 if (xx1 == xx2 && yy1 == yy2)
1283 {
72ba915e
SC
1284 sa = 0.0;
1285 ea = 360.0;
613a24f7
SC
1286 }
1287 else if (radius == 0.0)
1288 {
72ba915e 1289 sa = ea = 0.0;
613a24f7
SC
1290 }
1291 else
1292 {
72ba915e 1293 sa = (xx1 - xxc == 0) ?
613a24f7
SC
1294 (yy1 - yyc < 0) ? 90.0 : -90.0 :
1295 -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
72ba915e 1296 ea = (xx2 - xxc == 0) ?
613a24f7
SC
1297 (yy2 - yyc < 0) ? 90.0 : -90.0 :
1298 -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
1299 }
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1300
1301 bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
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SC
1302 wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ;
1303 CGContextRef ctx = mctx->GetNativeContext() ;
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SC
1304 CGContextSaveGState( ctx ) ;
1305 CGContextTranslateCTM( ctx, xxc , yyc );
1306 CGContextScaleCTM( ctx , 1 , -1 ) ;
1307 if ( fill )
1308 CGContextMoveToPoint( ctx , 0 , 0 ) ;
1309 CGContextAddArc( ctx, 0, 0 , rad , DegToRad(sa), DegToRad(ea), 0);
1310 if ( fill )
1311 CGContextAddLineToPoint( ctx , 0 , 0 ) ;
1312 CGContextRestoreGState( ctx ) ;
20b69855 1313 CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ;
613a24f7
SC
1314}
1315
1316void wxDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord w, wxCoord h,
1317 double sa, double ea )
1318{
1319 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawEllepticArc Invalid DC"));
20b69855 1320
08c8555e
SC
1321 if ( m_logicalFunction != wxCOPY )
1322 return ;
1323
613a24f7
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1324 wxCoord xx = XLOG2DEVMAC(x);
1325 wxCoord yy = YLOG2DEVMAC(y);
1326 wxCoord ww = m_signX * XLOG2DEVREL(w);
1327 wxCoord hh = m_signY * YLOG2DEVREL(h);
75f0a06e 1328
613a24f7 1329 // handle -ve width and/or height
75f0a06e
DS
1330 if (ww < 0)
1331 {
1332 ww = -ww;
1333 xx = xx - ww;
1334 }
1335 if (hh < 0)
1336 {
1337 hh = -hh;
1338 yy = yy - hh;
1339 }
72ba915e
SC
1340
1341 bool fill = m_brush.GetStyle() != wxTRANSPARENT ;
1342
20b69855
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1343 wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ;
1344 CGContextRef ctx = mctx->GetNativeContext() ;
72ba915e
SC
1345
1346 CGContextSaveGState( ctx ) ;
1347 CGContextTranslateCTM( ctx, xx + ww / 2, yy + hh / 2);
1348 CGContextScaleCTM( ctx , 1 * ww / 2 , -1 * hh / 2 ) ;
1349 if ( fill )
1350 CGContextMoveToPoint( ctx , 0 , 0 ) ;
1351 CGContextAddArc( ctx, 0, 0, 1, DegToRad(sa), DegToRad(ea), 0);
1352 if ( fill )
1353 CGContextAddLineToPoint( ctx , 0 , 0 ) ;
1354 CGContextRestoreGState( ctx ) ;
1355 CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ;
613a24f7
SC
1356}
1357
1358void wxDC::DoDrawPoint( wxCoord x, wxCoord y )
1359{
1360 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e 1361
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SC
1362 DoDrawLine( x , y , x + 1 , y + 1 ) ;
1363}
1364
1365void wxDC::DoDrawLines(int n, wxPoint points[],
1366 wxCoord xoffset, wxCoord yoffset)
1367{
1368 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e 1369
08c8555e
SC
1370 if ( m_logicalFunction != wxCOPY )
1371 return ;
1372
613a24f7
SC
1373 wxCoord x1, x2 , y1 , y2 ;
1374 x1 = XLOG2DEVMAC(points[0].x + xoffset);
1375 y1 = YLOG2DEVMAC(points[0].y + yoffset);
20b69855
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1376 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1377 path->MoveToPoint( x1 , y1 ) ;
613a24f7
SC
1378 for (int i = 1; i < n; i++)
1379 {
1380 x2 = XLOG2DEVMAC(points[i].x + xoffset);
1381 y2 = YLOG2DEVMAC(points[i].y + yoffset);
1382
20b69855 1383 path->AddLineToPoint( x2 , y2 ) ;
613a24f7 1384 }
97071cdb 1385
20b69855
SC
1386 m_graphicContext->StrokePath( path ) ;
1387 delete path ;
613a24f7
SC
1388}
1389
e828c96a
SC
1390#if wxUSE_SPLINES
1391void wxDC::DoDrawSpline(wxList *points)
1392{
1393 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1394
1395 if ( m_logicalFunction != wxCOPY )
1396 return ;
1397
1398 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1399
1400 wxList::compatibility_iterator node = points->GetFirst();
1401 if (node == wxList::compatibility_iterator())
1402 // empty list
1403 return;
1404
1405 wxPoint *p = (wxPoint *)node->GetData();
1406
1407 wxCoord x1 = p->x;
1408 wxCoord y1 = p->y;
1409
1410 node = node->GetNext();
1411 p = (wxPoint *)node->GetData();
1412
1413 wxCoord x2 = p->x;
1414 wxCoord y2 = p->y;
1415 wxCoord cx1 = ( x1 + x2 ) / 2;
1416 wxCoord cy1 = ( y1 + y2 ) / 2;
1417
1418 path->MoveToPoint( XLOG2DEVMAC( x1 ) , XLOG2DEVMAC( y1 ) ) ;
1419 path->AddLineToPoint( XLOG2DEVMAC( cx1 ) , XLOG2DEVMAC( cy1 ) ) ;
1420
1421#if !wxUSE_STL
1422 while ((node = node->GetNext()) != NULL)
1423#else
1424 while ((node = node->GetNext()))
1425#endif // !wxUSE_STL
1426 {
1427 p = (wxPoint *)node->GetData();
1428 x1 = x2;
1429 y1 = y2;
1430 x2 = p->x;
1431 y2 = p->y;
1432 wxCoord cx4 = (x1 + x2) / 2;
1433 wxCoord cy4 = (y1 + y2) / 2;
1434
1435 path->AddQuadCurveToPoint( XLOG2DEVMAC( x1 ) , XLOG2DEVMAC( y1 ) ,
1436 XLOG2DEVMAC( cx4 ) , XLOG2DEVMAC( cy4 ) ) ;
1437
1438 cx1 = cx4;
1439 cy1 = cy4;
1440 }
1441
1442 path->AddLineToPoint( XLOG2DEVMAC( x2 ) , XLOG2DEVMAC( y2 ) ) ;
1443
1444 m_graphicContext->StrokePath( path ) ;
1445 delete path ;
1446}
1447#endif
1448
75f0a06e 1449void wxDC::DoDrawPolygon( int n, wxPoint points[],
613a24f7
SC
1450 wxCoord xoffset, wxCoord yoffset,
1451 int fillStyle )
1452{
1453 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e
DS
1454
1455 if ( n <= 0 || (m_brush.GetStyle() == wxTRANSPARENT && m_pen.GetStyle() == wxTRANSPARENT ) )
613a24f7 1456 return ;
08c8555e
SC
1457 if ( m_logicalFunction != wxCOPY )
1458 return ;
1459
75f0a06e 1460 wxCoord x1, x2 , y1 , y2 ;
613a24f7
SC
1461 x2 = x1 = XLOG2DEVMAC(points[0].x + xoffset);
1462 y2 = y1 = YLOG2DEVMAC(points[0].y + yoffset);
1463
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SC
1464 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1465 path->MoveToPoint( x1 , y1 ) ;
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SC
1466 for (int i = 1; i < n; i++)
1467 {
1468 x2 = XLOG2DEVMAC(points[i].x + xoffset);
1469 y2 = YLOG2DEVMAC(points[i].y + yoffset);
1470
20b69855 1471 path->AddLineToPoint( x2 , y2 ) ;
613a24f7 1472 }
97071cdb 1473
613a24f7 1474 if ( x1 != x2 || y1 != y2 )
20b69855 1475 path->AddLineToPoint( x1,y1 ) ;
97071cdb 1476
20b69855
SC
1477 path->CloseSubpath() ;
1478 m_graphicContext->DrawPath( path , fillStyle ) ;
75f0a06e 1479
20b69855 1480 delete path ;
613a24f7
SC
1481}
1482
1483void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1484{
1485 wxCHECK_RET(Ok(), wxT("Invalid DC"));
08c8555e
SC
1486
1487 if ( m_logicalFunction != wxCOPY )
1488 return ;
1489
613a24f7
SC
1490 wxCoord xx = XLOG2DEVMAC(x);
1491 wxCoord yy = YLOG2DEVMAC(y);
1492 wxCoord ww = m_signX * XLOG2DEVREL(width);
1493 wxCoord hh = m_signY * YLOG2DEVREL(height);
75f0a06e 1494
613a24f7
SC
1495 // CMB: draw nothing if transformed w or h is 0
1496 if (ww == 0 || hh == 0)
1497 return;
97071cdb 1498
613a24f7
SC
1499 // CMB: handle -ve width and/or height
1500 if (ww < 0)
1501 {
1502 ww = -ww;
1503 xx = xx - ww;
1504 }
1505 if (hh < 0)
1506 {
1507 hh = -hh;
1508 yy = yy - hh;
1509 }
97071cdb 1510
20b69855 1511 wxGraphicPath* path = m_graphicContext->CreatePath() ;
24cd6f82 1512 path->AddRectangle( xx , yy , ww , hh ) ;
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SC
1513 m_graphicContext->DrawPath( path ) ;
1514 delete path ;
613a24f7
SC
1515}
1516
1517void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y,
1518 wxCoord width, wxCoord height,
1519 double radius)
1520{
1521 wxCHECK_RET(Ok(), wxT("Invalid DC"));
08c8555e
SC
1522
1523 if ( m_logicalFunction != wxCOPY )
1524 return ;
1525
613a24f7
SC
1526 if (radius < 0.0)
1527 radius = - radius * ((width < height) ? width : height);
1528 wxCoord xx = XLOG2DEVMAC(x);
1529 wxCoord yy = YLOG2DEVMAC(y);
1530 wxCoord ww = m_signX * XLOG2DEVREL(width);
1531 wxCoord hh = m_signY * YLOG2DEVREL(height);
75f0a06e 1532
613a24f7
SC
1533 // CMB: draw nothing if transformed w or h is 0
1534 if (ww == 0 || hh == 0)
1535 return;
97071cdb 1536
613a24f7
SC
1537 // CMB: handle -ve width and/or height
1538 if (ww < 0)
1539 {
1540 ww = -ww;
1541 xx = xx - ww;
1542 }
1543 if (hh < 0)
1544 {
1545 hh = -hh;
1546 yy = yy - hh;
1547 }
97071cdb 1548
20b69855
SC
1549 wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ;
1550 CGContextRef ctx = mctx->GetNativeContext() ;
1551 AddRoundedRectToPath( ctx , CGRectMake( xx , yy , ww , hh ) , 16 ,16 ) ;
1552 CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ;
613a24f7
SC
1553}
1554
1555void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1556{
1557 wxCHECK_RET(Ok(), wxT("Invalid DC"));
08c8555e
SC
1558
1559 if ( m_logicalFunction != wxCOPY )
1560 return ;
1561
613a24f7
SC
1562 wxCoord xx = XLOG2DEVMAC(x);
1563 wxCoord yy = YLOG2DEVMAC(y);
1564 wxCoord ww = m_signX * XLOG2DEVREL(width);
1565 wxCoord hh = m_signY * YLOG2DEVREL(height);
1566 // CMB: draw nothing if transformed w or h is 0
1567 if (ww == 0 || hh == 0)
1568 return;
97071cdb 1569
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SC
1570 // CMB: handle -ve width and/or height
1571 if (ww < 0)
1572 {
1573 ww = -ww;
1574 xx = xx - ww;
1575 }
1576 if (hh < 0)
1577 {
1578 hh = -hh;
1579 yy = yy - hh;
1580 }
20b69855
SC
1581
1582 wxMacCGContext* mctx = ((wxMacCGContext*) m_graphicContext) ;
1583 CGContextRef ctx = mctx->GetNativeContext() ;
72ba915e
SC
1584 CGContextSaveGState( ctx ) ;
1585 CGContextTranslateCTM( ctx, xx + ww / 2, yy + hh / 2);
1586 CGContextScaleCTM( ctx , ww / 2 , hh / 2 ) ;
1587 CGContextAddArc( ctx, 0, 0, 1, 0 , 2*M_PI , 0);
1588 CGContextRestoreGState( ctx ) ;
1589 CGContextDrawPath( ctx , mctx->GetDrawingMode() ) ;
613a24f7
SC
1590}
1591
1592bool wxDC::CanDrawBitmap(void) const
1593{
1594 return true ;
1595}
1596
1597bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
1598 wxDC *source, wxCoord xsrc, wxCoord ysrc, int logical_func , bool useMask,
1599 wxCoord xsrcMask, wxCoord ysrcMask )
1600{
1601 wxCHECK_MSG(Ok(), false, wxT("wxDC::DoBlit Illegal dc"));
1602 wxCHECK_MSG(source->Ok(), false, wxT("wxDC::DoBlit Illegal source DC"));
75f0a06e 1603
613a24f7 1604 if ( logical_func == wxNO_OP )
97071cdb
DS
1605 return true ;
1606
613a24f7
SC
1607 if (xsrcMask == -1 && ysrcMask == -1)
1608 {
97071cdb
DS
1609 xsrcMask = xsrc;
1610 ysrcMask = ysrc;
613a24f7 1611 }
20b69855 1612
68654a82
SC
1613 wxCoord yysrc = source->YLOG2DEVMAC(ysrc) ;
1614 wxCoord xxsrc = source->XLOG2DEVMAC(xsrc) ;
1615 wxCoord wwsrc = source->XLOG2DEVREL(width ) ;
1616 wxCoord hhsrc = source->YLOG2DEVREL(height) ;
1617
1618 wxCoord yydest = YLOG2DEVMAC(ydest) ;
1619 wxCoord xxdest = XLOG2DEVMAC(xdest) ;
1620 wxCoord wwdest = XLOG2DEVREL(width ) ;
1621 wxCoord hhdest = YLOG2DEVREL(height) ;
1622
20b69855 1623 wxMemoryDC* memdc = dynamic_cast<wxMemoryDC*>(source) ;
a8f234d2 1624 if ( memdc && logical_func == wxCOPY )
613a24f7 1625 {
20b69855
SC
1626 wxBitmap blit = memdc->GetSelectedObject() ;
1627 wxASSERT_MSG( blit.Ok() , wxT("Invalid bitmap for blitting") ) ;
1628
20b69855
SC
1629 wxCoord bmpwidth = blit.GetWidth();
1630 wxCoord bmpheight = blit.GetHeight();
1631
68654a82
SC
1632 if ( xxsrc != 0 || yysrc != 0 || bmpwidth != wwsrc || bmpheight != hhsrc )
1633 {
1634 wwsrc = wxMin( wwsrc , bmpwidth - xxsrc ) ;
1635 hhsrc = wxMin( hhsrc , bmpheight - yysrc ) ;
1636 if ( wwsrc > 0 && hhsrc > 0 )
1637 {
1638 if ( xxsrc >= 0 && yysrc >= 0 )
1639 {
1640 wxRect subrect( xxsrc, yysrc, wwsrc , hhsrc ) ;
1641 blit = blit.GetSubBitmap( subrect ) ;
1642 }
1643 else
1644 {
1645 // in this case we'd probably have to adjust the different coordinates, but
1646 // we have to find out proper contract first
1647 blit = wxNullBitmap ;
1648 }
1649 }
1650 else
1651 {
1652 blit = wxNullBitmap ;
1653 }
1654 }
97071cdb 1655
68654a82 1656 if ( blit.Ok() )
613a24f7 1657 {
b60f5ca5 1658 CGContextRef cg = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
68654a82
SC
1659 CGImageRef image = (CGImageRef)( blit.CGImageCreate() ) ;
1660 HIRect r = CGRectMake( xxdest , yydest , wwdest , hhdest ) ;
1661 HIViewDrawCGImage( cg , &r , image ) ;
1662 CGImageRelease( image ) ;
613a24f7 1663 }
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SC
1664 }
1665 else
1666 {
75f0a06e 1667#if 0
bc8f7aee 1668 CGContextRef cg = (wxMacCGContext*)(source->GetGraphicContext())->GetNativeContext() ;
68654a82 1669 void *data = CGBitmapContextGetData( cg ) ;
75f0a06e
DS
1670#endif
1671
97071cdb 1672 return false ; // wxFAIL_MSG( wxT("Blitting is only supported from bitmap contexts") ) ;
613a24f7 1673 }
97071cdb
DS
1674
1675 return true;
613a24f7
SC
1676}
1677
613a24f7
SC
1678void wxDC::DoDrawRotatedText(const wxString& str, wxCoord x, wxCoord y,
1679 double angle)
1680{
1681 wxCHECK_RET( Ok(), wxT("wxDC::DoDrawRotatedText Invalid window dc") );
75f0a06e 1682 wxCHECK_RET( m_macATSUIStyle != NULL , wxT("No valid font set") ) ;
613a24f7
SC
1683
1684 if ( str.Length() == 0 )
1685 return ;
08c8555e
SC
1686 if ( m_logicalFunction != wxCOPY )
1687 return ;
1688
613a24f7
SC
1689 OSStatus status = noErr ;
1690 ATSUTextLayout atsuLayout ;
1691 UniCharCount chars = str.Length() ;
1692 UniChar* ubuf = NULL ;
1693#if SIZEOF_WCHAR_T == 4
75f0a06e 1694 wxMBConvUTF16 converter ;
613a24f7 1695#if wxUSE_UNICODE
75f0a06e
DS
1696 size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
1697 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1698 converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
613a24f7
SC
1699#else
1700 const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
75f0a06e
DS
1701 size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
1702 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1703 converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
613a24f7
SC
1704#endif
1705 chars = unicharlen / 2 ;
1706#else
1707#if wxUSE_UNICODE
1708 ubuf = (UniChar*) str.wc_str() ;
1709#else
1710 wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1711 chars = wxWcslen( wchar.data() ) ;
1712 ubuf = (UniChar*) wchar.data() ;
1713#endif
1714#endif
1715
1716 int drawX = XLOG2DEVMAC(x) ;
1717 int drawY = YLOG2DEVMAC(y) ;
1718
613a24f7
SC
1719 status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1720 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1721
1722 wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") );
613a24f7 1723
28dd2407
SC
1724 status = ::ATSUSetTransientFontMatching( atsuLayout , true ) ;
1725 wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") );
613a24f7 1726
28dd2407 1727 int iAngle = int( angle );
613a24f7
SC
1728 if ( abs(iAngle) > 0 )
1729 {
1730 Fixed atsuAngle = IntToFixed( iAngle ) ;
1731 ATSUAttributeTag atsuTags[] =
1732 {
1733 kATSULineRotationTag ,
1734 } ;
1735 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1736 {
1737 sizeof( Fixed ) ,
1738 } ;
1739 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1740 {
1741 &atsuAngle ,
1742 } ;
1743 status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1744 atsuTags, atsuSizes, atsuValues ) ;
1745 }
75f0a06e 1746
613a24f7 1747 {
b60f5ca5 1748 CGContextRef cgContext = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
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1749 ATSUAttributeTag atsuTags[] =
1750 {
1751 kATSUCGContextTag ,
1752 } ;
1753 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1754 {
1755 sizeof( CGContextRef ) ,
1756 } ;
1757 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
1758 {
1759 &cgContext ,
1760 } ;
1761 status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags)/sizeof(ATSUAttributeTag),
1762 atsuTags, atsuSizes, atsuValues ) ;
1763 }
1764
1765 ATSUTextMeasurement textBefore ;
1766 ATSUTextMeasurement textAfter ;
1767 ATSUTextMeasurement ascent ;
1768 ATSUTextMeasurement descent ;
1769
1770 status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1771 &textBefore , &textAfter, &ascent , &descent );
1772 wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1773
1774 Rect rect ;
1775
1776 if ( m_backgroundMode == wxSOLID )
1777 {
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1778 wxGraphicPath* path = m_graphicContext->CreatePath() ;
1779 path->MoveToPoint(
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1780 drawX ,
1781 drawY ) ;
20b69855 1782 path->AddLineToPoint(
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1783 (int) (drawX + sin(angle/RAD2DEG) * FixedToInt(ascent + descent)) ,
1784 (int) (drawY + cos(angle/RAD2DEG) * FixedToInt(ascent + descent)) ) ;
20b69855 1785 path->AddLineToPoint(
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1786 (int) (drawX + sin(angle/RAD2DEG) * FixedToInt(ascent + descent ) + cos(angle/RAD2DEG) * FixedToInt(textAfter)) ,
1787 (int) (drawY + cos(angle/RAD2DEG) * FixedToInt(ascent + descent) - sin(angle/RAD2DEG) * FixedToInt(textAfter)) ) ;
20b69855 1788 path->AddLineToPoint(
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1789 (int) (drawX + cos(angle/RAD2DEG) * FixedToInt(textAfter)) ,
1790 (int) (drawY - sin(angle/RAD2DEG) * FixedToInt(textAfter)) ) ;
613a24f7 1791
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1792 m_graphicContext->FillPath( path , m_textBackgroundColour ) ;
1793 delete path ;
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1794 }
1795
1796 drawX += (int)(sin(angle/RAD2DEG) * FixedToInt(ascent));
1797 drawY += (int)(cos(angle/RAD2DEG) * FixedToInt(ascent));
20b69855 1798
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1799 status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1800 IntToFixed(drawX) , IntToFixed(drawY) , &rect );
1801 wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") );
1802
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1803 CGContextSaveGState(((wxMacCGContext*)(m_graphicContext))->GetNativeContext());
1804 CGContextTranslateCTM(((wxMacCGContext*)(m_graphicContext))->GetNativeContext(), drawX, drawY);
1805 CGContextScaleCTM(((wxMacCGContext*)(m_graphicContext))->GetNativeContext(), 1, -1);
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1806 status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1807 IntToFixed(0) , IntToFixed(0) );
1808 wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") );
b60f5ca5 1809 CGContextRestoreGState( ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ) ;
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1810
1811 CalcBoundingBox(XDEV2LOG(rect.left), YDEV2LOG(rect.top) );
1812 CalcBoundingBox(XDEV2LOG(rect.right), YDEV2LOG(rect.bottom) );
1813
1814 ::ATSUDisposeTextLayout(atsuLayout);
97071cdb 1815
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1816#if SIZEOF_WCHAR_T == 4
1817 free( ubuf ) ;
1818#endif
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1819}
1820
1821void wxDC::DoDrawText(const wxString& strtext, wxCoord x, wxCoord y)
1822{
1823 wxCHECK_RET(Ok(), wxT("wxDC::DoDrawText Invalid DC"));
75f0a06e 1824
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1825 DoDrawRotatedText( strtext , x , y , 0.0 ) ;
1826}
1827
1828bool wxDC::CanGetTextExtent() const
1829{
1830 wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
75f0a06e 1831
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1832 return true ;
1833}
1834
1835void wxDC::DoGetTextExtent( const wxString &str, wxCoord *width, wxCoord *height,
1836 wxCoord *descent, wxCoord *externalLeading ,
1837 wxFont *theFont ) const
1838{
1839 wxCHECK_RET(Ok(), wxT("Invalid DC"));
75f0a06e 1840
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1841 wxFont formerFont = m_font ;
1842 if ( theFont )
1843 {
1844 // work around the constness
1845 *((wxFont*)(&m_font)) = *theFont ;
20b69855 1846 MacInstallFont() ;
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1847 }
1848
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1849 if ( str.Length() == 0 )
1850 return ;
1851
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1852 wxCHECK_RET( m_macATSUIStyle != NULL , wxT("No valid font set") ) ;
1853
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1854 OSStatus status = noErr ;
1855 ATSUTextLayout atsuLayout ;
1856 UniCharCount chars = str.Length() ;
1857 UniChar* ubuf = NULL ;
1858#if SIZEOF_WCHAR_T == 4
75f0a06e 1859 wxMBConvUTF16 converter ;
613a24f7 1860#if wxUSE_UNICODE
75f0a06e
DS
1861 size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ) ;
1862 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1863 converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ) ;
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1864#else
1865 const wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
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DS
1866 size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
1867 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1868 converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
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1869#endif
1870 chars = unicharlen / 2 ;
1871#else
1872#if wxUSE_UNICODE
1873 ubuf = (UniChar*) str.wc_str() ;
1874#else
1875 wxWCharBuffer wchar = str.wc_str( wxConvLocal ) ;
1876 chars = wxWcslen( wchar.data() ) ;
1877 ubuf = (UniChar*) wchar.data() ;
1878#endif
1879#endif
1880
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1881 status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1882 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1883
1884 wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") );
1885
1886 ATSUTextMeasurement textBefore ;
1887 ATSUTextMeasurement textAfter ;
1888 ATSUTextMeasurement textAscent ;
1889 ATSUTextMeasurement textDescent ;
1890
1891 status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd,
1892 &textBefore , &textAfter, &textAscent , &textDescent );
1893
1894 if ( height )
1895 *height = YDEV2LOGREL( FixedToInt(textAscent + textDescent) ) ;
1896 if ( descent )
1897 *descent =YDEV2LOGREL( FixedToInt(textDescent) );
1898 if ( externalLeading )
1899 *externalLeading = 0 ;
1900 if ( width )
1901 *width = XDEV2LOGREL( FixedToInt(textAfter - textBefore) ) ;
1902
1903 ::ATSUDisposeTextLayout(atsuLayout);
1904#if SIZEOF_WCHAR_T == 4
1905 free( ubuf ) ;
1906#endif
1907 if ( theFont )
1908 {
1909 // work around the constness
1910 *((wxFont*)(&m_font)) = formerFont ;
20b69855 1911 MacInstallFont() ;
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1912 }
1913}
1914
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1915bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
1916{
1917 wxCHECK_MSG(Ok(), false, wxT("Invalid DC"));
1918
1919 widths.Empty();
1920 widths.Add(0, text.Length());
1921
1922 if (text.Length() == 0)
1923 return false;
1924
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1925 ATSUTextLayout atsuLayout ;
1926 UniCharCount chars = text.Length() ;
1927 UniChar* ubuf = NULL ;
1928#if SIZEOF_WCHAR_T == 4
d9d488cf 1929 wxMBConvUTF16 converter ;
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1930#if wxUSE_UNICODE
1931 size_t unicharlen = converter.WC2MB( NULL , text.wc_str() , 0 ) ;
1932 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1933 converter.WC2MB( (char*) ubuf , text.wc_str(), unicharlen + 2 ) ;
1934#else
1935 const wxWCharBuffer wchar = text.wc_str( wxConvLocal ) ;
1936 size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ) ;
1937 ubuf = (UniChar*) malloc( unicharlen + 2 ) ;
1938 converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ) ;
1939#endif
1940 chars = unicharlen / 2 ;
1941#else
1942#if wxUSE_UNICODE
1943 ubuf = (UniChar*) text.wc_str() ;
1944#else
1945 wxWCharBuffer wchar = text.wc_str( wxConvLocal ) ;
1946 chars = wxWcslen( wchar.data() ) ;
1947 ubuf = (UniChar*) wchar.data() ;
1948#endif
1949#endif
1950
97071cdb 1951 OSStatus status;
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1952 status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 ,
1953 &chars , (ATSUStyle*) &m_macATSUIStyle , &atsuLayout ) ;
1954
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1955 for ( int pos = 0; pos < (int)chars; pos ++ )
1956 {
1957 unsigned long actualNumberOfBounds = 0;
1958 ATSTrapezoid glyphBounds;
1959
1960 // We get a single bound, since the text should only require one. If it requires more, there is an issue
1961 OSStatus result;
1962 result = ATSUGetGlyphBounds( atsuLayout, 0, 0, kATSUFromTextBeginning, pos + 1,
1963 kATSUseDeviceOrigins, 1, &glyphBounds, &actualNumberOfBounds );
1964 if (result != noErr || actualNumberOfBounds != 1 )
1965 return false;
1966
1967 widths[pos] = XDEV2LOGREL(FixedToInt( glyphBounds.upperRight.x - glyphBounds.upperLeft.x ));
1968 //unsigned char uch = s[i];
1969 }
1970
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1971 ::ATSUDisposeTextLayout(atsuLayout);
1972 return true;
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1973}
1974
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1975wxCoord wxDC::GetCharWidth(void) const
1976{
1977 wxCoord width ;
1978 DoGetTextExtent(wxT("g") , &width , NULL , NULL , NULL , NULL ) ;
75f0a06e 1979
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1980 return width ;
1981}
1982
1983wxCoord wxDC::GetCharHeight(void) const
1984{
1985 wxCoord height ;
1986 DoGetTextExtent(wxT("g") , NULL , &height , NULL , NULL , NULL ) ;
75f0a06e 1987
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1988 return height ;
1989}
1990
1991void wxDC::Clear(void)
1992{
1993 wxCHECK_RET(Ok(), wxT("Invalid DC"));
1994
75f0a06e 1995 if (m_backgroundBrush.Ok() && m_backgroundBrush.GetStyle() != wxTRANSPARENT)
613a24f7 1996 {
b014adcc 1997 HIRect rect = CGRectMake( -10000 , -10000 , 20000 , 20000 ) ;
b60f5ca5 1998 CGContextRef cg = ((wxMacCGContext*)(m_graphicContext))->GetNativeContext() ;
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1999 switch( m_backgroundBrush.MacGetBrushKind() )
2000 {
2001 case kwxMacBrushTheme :
2002 {
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2003#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
2004 if ( HIThemeSetFill != 0 )
2005 {
72ba915e 2006 HIThemeSetFill( m_backgroundBrush.MacGetTheme(), NULL, cg, kHIThemeOrientationNormal );
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2007 CGContextFillRect(cg, rect);
2008
2009 }
2010 else
2011#endif
2012 {
75f0a06e 2013 RGBColor color;
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2014 GetThemeBrushAsColor( m_backgroundBrush.MacGetTheme(), 32, true, &color );
2015 CGContextSetRGBFillColor( cg, (float) color.red / 65536,
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2016 (float) color.green / 65536, (float) color.blue / 65536, 1 );
2017 CGContextFillRect( cg, rect );
a63b4755 2018 }
72ba915e 2019
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2020 // reset to normal value
2021 RGBColor col = MAC_WXCOLORREF( GetBrush().GetColour().GetPixel() ) ;
72ba915e 2022 CGContextSetRGBFillColor( cg, col.red / 65536.0, col.green / 65536.0, col.blue / 65536.0, 1.0 );
613a24f7 2023 }
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2024 break ;
2025
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2026 case kwxMacBrushThemeBackground :
2027 {
a63b4755 2028 wxFAIL_MSG( wxT("There shouldn't be theme backgrounds under Quartz") ) ;
75f0a06e 2029
b014adcc 2030#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
1688bb38 2031 if ( UMAGetSystemVersion() >= 0x1030 )
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2032 {
2033 HIThemeBackgroundDrawInfo drawInfo ;
2034 drawInfo.version = 0 ;
2035 drawInfo.state = kThemeStateActive ;
2036 drawInfo.kind = m_backgroundBrush.MacGetThemeBackground(NULL) ;
2037 if ( drawInfo.kind == kThemeBackgroundMetal )
a63b4755 2038 HIThemeDrawBackground( &rect , &drawInfo, cg ,
b014adcc 2039 kHIThemeOrientationNormal) ;
a63b4755 2040 HIThemeApplyBackground( &rect , &drawInfo, cg ,
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2041 kHIThemeOrientationNormal) ;
2042 }
2043#endif
613a24f7 2044 }
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2045 break ;
2046
613a24f7 2047 case kwxMacBrushColour :
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DS
2048 {
2049 RGBColor col = MAC_WXCOLORREF( m_backgroundBrush.GetColour().GetPixel()) ;
2050 CGContextSetRGBFillColor( cg , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
2051 CGContextFillRect(cg, rect);
613a24f7 2052
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DS
2053 // reset to normal value
2054 col = MAC_WXCOLORREF( GetBrush().GetColour().GetPixel() ) ;
2055 CGContextSetRGBFillColor( cg , col.red / 65536.0 , col.green / 65536.0 , col.blue / 65536.0 , 1.0 ) ;
2056 }
2057 break ;
2058
75f0a06e
DS
2059 default :
2060 wxFAIL_MSG( wxT("unknown brush kind") ) ;
97071cdb 2061 break ;
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2062 }
2063 }
2064}
2065
2066void wxDC::MacInstallFont() const
2067{
2068 wxCHECK_RET(Ok(), wxT("Invalid DC"));
2069
97071cdb 2070 if ( m_macATSUIStyle )
613a24f7 2071 {
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2072 ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle);
2073 m_macATSUIStyle = NULL ;
613a24f7 2074 }
20b69855 2075
68654a82 2076 if ( m_font.Ok() )
613a24f7 2077 {
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2078 OSStatus status = noErr ;
2079 status = ATSUCreateAndCopyStyle( (ATSUStyle) m_font.MacGetATSUStyle() , (ATSUStyle*) &m_macATSUIStyle ) ;
2080 wxASSERT_MSG( status == noErr , wxT("couldn't set create ATSU style") ) ;
20b69855 2081
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2082 Fixed atsuSize = IntToFixed( int(m_scaleY * m_font.MacGetFontSize()) ) ;
2083 RGBColor atsuColor = MAC_WXCOLORREF( m_textForegroundColour.GetPixel() ) ;
2084 ATSUAttributeTag atsuTags[] =
2085 {
2086 kATSUSizeTag ,
2087 kATSUColorTag ,
2088 } ;
2089 ByteCount atsuSizes[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
2090 {
2091 sizeof( Fixed ) ,
2092 sizeof( RGBColor ) ,
2093 } ;
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2094 // Boolean kTrue = true ;
2095 // Boolean kFalse = false ;
2096 // ATSUVerticalCharacterType kHorizontal = kATSUStronglyHorizontal;
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2097 ATSUAttributeValuePtr atsuValues[sizeof(atsuTags)/sizeof(ATSUAttributeTag)] =
2098 {
2099 &atsuSize ,
2100 &atsuColor ,
2101 } ;
2102 status = ::ATSUSetAttributes((ATSUStyle)m_macATSUIStyle, sizeof(atsuTags)/sizeof(ATSUAttributeTag) ,
2103 atsuTags, atsuSizes, atsuValues);
2104
2105 wxASSERT_MSG( status == noErr , wxT("couldn't Modify ATSU style") ) ;
2106 }
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2107}
2108
2109// ---------------------------------------------------------------------------
2110// coordinates transformations
2111// ---------------------------------------------------------------------------
2112
2113wxCoord wxDCBase::DeviceToLogicalX(wxCoord x) const
2114{
2115 return ((wxDC *)this)->XDEV2LOG(x);
2116}
2117
2118wxCoord wxDCBase::DeviceToLogicalY(wxCoord y) const
2119{
2120 return ((wxDC *)this)->YDEV2LOG(y);
2121}
2122
2123wxCoord wxDCBase::DeviceToLogicalXRel(wxCoord x) const
2124{
2125 return ((wxDC *)this)->XDEV2LOGREL(x);
2126}
2127
2128wxCoord wxDCBase::DeviceToLogicalYRel(wxCoord y) const
2129{
2130 return ((wxDC *)this)->YDEV2LOGREL(y);
2131}
2132
2133wxCoord wxDCBase::LogicalToDeviceX(wxCoord x) const
2134{
2135 return ((wxDC *)this)->XLOG2DEV(x);
2136}
2137
2138wxCoord wxDCBase::LogicalToDeviceY(wxCoord y) const
2139{
2140 return ((wxDC *)this)->YLOG2DEV(y);
2141}
2142
2143wxCoord wxDCBase::LogicalToDeviceXRel(wxCoord x) const
2144{
2145 return ((wxDC *)this)->XLOG2DEVREL(x);
2146}
2147
2148wxCoord wxDCBase::LogicalToDeviceYRel(wxCoord y) const
2149{
2150 return ((wxDC *)this)->YLOG2DEVREL(y);
2151}
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2152
2153#endif // wxMAC_USE_CORE_GRAPHICS
2154