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50581042 SC |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: src/mac/carbon/dccg.cpp | |
3 | // Purpose: wxDC class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include "wx/wxprec.h" | |
13 | ||
83b96a06 PC |
14 | #include "wx/graphics.h" |
15 | ||
50581042 | 16 | #ifndef WX_PRECOMP |
cc5de8fe | 17 | #include "wx/dcclient.h" |
d9485f89 | 18 | #include "wx/dcmemory.h" |
50581042 | 19 | #include "wx/log.h" |
50581042 | 20 | #include "wx/region.h" |
6239ee05 | 21 | #include "wx/image.h" |
fb9cc37f | 22 | #include "wx/icon.h" |
50581042 SC |
23 | #endif |
24 | ||
25 | #include "wx/mac/uma.h" | |
26 | ||
50581042 SC |
27 | #ifdef __MSL__ |
28 | #if __MSL__ >= 0x6000 | |
29 | #include "math.h" | |
30 | // in case our functions were defined outside std, we make it known all the same | |
31 | namespace std { } | |
32 | using namespace std; | |
33 | #endif | |
34 | #endif | |
35 | ||
36 | #include "wx/mac/private.h" | |
37 | ||
e1673e52 | 38 | #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5 |
50581042 SC |
39 | typedef float CGFloat; |
40 | #endif | |
41 | ||
eec960fa SC |
42 | //----------------------------------------------------------------------------- |
43 | // constants | |
44 | //----------------------------------------------------------------------------- | |
45 | ||
46 | #if !defined( __DARWIN__ ) || defined(__MWERKS__) | |
47 | #ifndef M_PI | |
48 | const double M_PI = 3.14159265358979; | |
49 | #endif | |
50 | #endif | |
51 | ||
52 | static const double RAD2DEG = 180.0 / M_PI; | |
53 | ||
50581042 | 54 | // |
b7b40adb | 55 | // Pen, Brushes and Fonts |
50581042 SC |
56 | // |
57 | ||
b7b40adb SC |
58 | #pragma mark - |
59 | #pragma mark wxMacCoreGraphicsPattern, ImagePattern, HatchPattern classes | |
60 | ||
276ee533 SC |
61 | OSStatus wxMacDrawCGImage( |
62 | CGContextRef inContext, | |
63 | const HIRect * inBounds, | |
64 | CGImageRef inImage) | |
65 | { | |
66 | #ifdef __LP64__ | |
67 | // todo flip | |
68 | CGContextDrawImage(inContext, *inBounds, inImage ); | |
69 | #else | |
70 | HIViewDrawCGImage( inContext, inBounds, inImage ); | |
71 | #endif | |
72 | } | |
73 | ||
b7b40adb SC |
74 | // CGPattern wrapper class: always allocate on heap, never call destructor |
75 | ||
76 | class wxMacCoreGraphicsPattern | |
50581042 | 77 | { |
50581042 | 78 | public : |
b7b40adb | 79 | wxMacCoreGraphicsPattern() {} |
50581042 | 80 | |
b7b40adb SC |
81 | // is guaranteed to be called only with a non-Null CGContextRef |
82 | virtual void Render( CGContextRef ctxRef ) = 0; | |
50581042 | 83 | |
b7b40adb | 84 | operator CGPatternRef() const { return m_patternRef; } |
50581042 | 85 | |
b7b40adb SC |
86 | protected : |
87 | virtual ~wxMacCoreGraphicsPattern() | |
88 | { | |
89 | // as this is called only when the m_patternRef is been released; | |
90 | // don't release it again | |
91 | } | |
50581042 | 92 | |
b7b40adb SC |
93 | static void _Render( void *info, CGContextRef ctxRef ) |
94 | { | |
95 | wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info; | |
96 | if ( self && ctxRef ) | |
97 | self->Render( ctxRef ); | |
98 | } | |
50581042 | 99 | |
b7b40adb SC |
100 | static void _Dispose( void *info ) |
101 | { | |
102 | wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info; | |
103 | delete self; | |
104 | } | |
50581042 | 105 | |
b7b40adb | 106 | CGPatternRef m_patternRef; |
50581042 | 107 | |
b7b40adb SC |
108 | static const CGPatternCallbacks ms_Callbacks; |
109 | }; | |
50581042 | 110 | |
b7b40adb | 111 | const CGPatternCallbacks wxMacCoreGraphicsPattern::ms_Callbacks = { 0, &wxMacCoreGraphicsPattern::_Render, &wxMacCoreGraphicsPattern::_Dispose }; |
50581042 | 112 | |
b7b40adb SC |
113 | class ImagePattern : public wxMacCoreGraphicsPattern |
114 | { | |
115 | public : | |
116 | ImagePattern( const wxBitmap* bmp , const CGAffineTransform& transform ) | |
117 | { | |
118 | wxASSERT( bmp && bmp->Ok() ); | |
50581042 | 119 | |
968c951f | 120 | Init( (CGImageRef) bmp->CreateCGImage() , transform ); |
b7b40adb | 121 | } |
50581042 | 122 | |
b7b40adb SC |
123 | // ImagePattern takes ownership of CGImageRef passed in |
124 | ImagePattern( CGImageRef image , const CGAffineTransform& transform ) | |
125 | { | |
126 | if ( image ) | |
127 | CFRetain( image ); | |
128 | ||
129 | Init( image , transform ); | |
130 | } | |
131 | ||
132 | virtual void Render( CGContextRef ctxRef ) | |
133 | { | |
134 | if (m_image != NULL) | |
276ee533 | 135 | wxMacDrawCGImage( ctxRef, &m_imageBounds, m_image ); |
b7b40adb SC |
136 | } |
137 | ||
138 | protected : | |
139 | void Init( CGImageRef image, const CGAffineTransform& transform ) | |
140 | { | |
141 | m_image = image; | |
142 | if ( m_image ) | |
143 | { | |
144 | m_imageBounds = CGRectMake( 0.0, 0.0, (CGFloat)CGImageGetWidth( m_image ), (CGFloat)CGImageGetHeight( m_image ) ); | |
145 | m_patternRef = CGPatternCreate( | |
146 | this , m_imageBounds, transform , | |
147 | m_imageBounds.size.width, m_imageBounds.size.height, | |
148 | kCGPatternTilingNoDistortion, true , &wxMacCoreGraphicsPattern::ms_Callbacks ); | |
149 | } | |
150 | } | |
151 | ||
152 | virtual ~ImagePattern() | |
153 | { | |
154 | if ( m_image ) | |
155 | CGImageRelease( m_image ); | |
156 | } | |
157 | ||
158 | CGImageRef m_image; | |
159 | CGRect m_imageBounds; | |
160 | }; | |
161 | ||
162 | class HatchPattern : public wxMacCoreGraphicsPattern | |
163 | { | |
164 | public : | |
165 | HatchPattern( int hatchstyle, const CGAffineTransform& transform ) | |
166 | { | |
167 | m_hatch = hatchstyle; | |
168 | m_imageBounds = CGRectMake( 0.0, 0.0, 8.0 , 8.0 ); | |
169 | m_patternRef = CGPatternCreate( | |
170 | this , m_imageBounds, transform , | |
171 | m_imageBounds.size.width, m_imageBounds.size.height, | |
172 | kCGPatternTilingNoDistortion, false , &wxMacCoreGraphicsPattern::ms_Callbacks ); | |
173 | } | |
174 | ||
175 | void StrokeLineSegments( CGContextRef ctxRef , const CGPoint pts[] , size_t count ) | |
176 | { | |
e1673e52 | 177 | CGContextStrokeLineSegments( ctxRef , pts , count ); |
b7b40adb SC |
178 | } |
179 | ||
180 | virtual void Render( CGContextRef ctxRef ) | |
181 | { | |
182 | switch ( m_hatch ) | |
183 | { | |
184 | case wxBDIAGONAL_HATCH : | |
185 | { | |
186 | CGPoint pts[] = | |
187 | { | |
188 | { 8.0 , 0.0 } , { 0.0 , 8.0 } | |
189 | }; | |
190 | StrokeLineSegments( ctxRef , pts , 2 ); | |
191 | } | |
192 | break; | |
193 | ||
194 | case wxCROSSDIAG_HATCH : | |
195 | { | |
196 | CGPoint pts[] = | |
197 | { | |
198 | { 0.0 , 0.0 } , { 8.0 , 8.0 } , | |
199 | { 8.0 , 0.0 } , { 0.0 , 8.0 } | |
200 | }; | |
201 | StrokeLineSegments( ctxRef , pts , 4 ); | |
202 | } | |
203 | break; | |
204 | ||
205 | case wxFDIAGONAL_HATCH : | |
206 | { | |
207 | CGPoint pts[] = | |
208 | { | |
209 | { 0.0 , 0.0 } , { 8.0 , 8.0 } | |
210 | }; | |
211 | StrokeLineSegments( ctxRef , pts , 2 ); | |
212 | } | |
213 | break; | |
214 | ||
215 | case wxCROSS_HATCH : | |
216 | { | |
217 | CGPoint pts[] = | |
218 | { | |
219 | { 0.0 , 4.0 } , { 8.0 , 4.0 } , | |
220 | { 4.0 , 0.0 } , { 4.0 , 8.0 } , | |
221 | }; | |
222 | StrokeLineSegments( ctxRef , pts , 4 ); | |
223 | } | |
224 | break; | |
225 | ||
226 | case wxHORIZONTAL_HATCH : | |
227 | { | |
228 | CGPoint pts[] = | |
229 | { | |
230 | { 0.0 , 4.0 } , { 8.0 , 4.0 } , | |
231 | }; | |
232 | StrokeLineSegments( ctxRef , pts , 2 ); | |
233 | } | |
234 | break; | |
235 | ||
236 | case wxVERTICAL_HATCH : | |
237 | { | |
238 | CGPoint pts[] = | |
239 | { | |
240 | { 4.0 , 0.0 } , { 4.0 , 8.0 } , | |
241 | }; | |
242 | StrokeLineSegments( ctxRef , pts , 2 ); | |
243 | } | |
244 | break; | |
245 | ||
246 | default: | |
247 | break; | |
248 | } | |
249 | } | |
250 | ||
251 | protected : | |
252 | virtual ~HatchPattern() {} | |
253 | ||
254 | CGRect m_imageBounds; | |
255 | int m_hatch; | |
256 | }; | |
257 | ||
a26b7ab2 | 258 | class wxMacCoreGraphicsPenData : public wxGraphicsObjectRefData |
b7b40adb SC |
259 | { |
260 | public: | |
a26b7ab2 SC |
261 | wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ); |
262 | ~wxMacCoreGraphicsPenData(); | |
783d8bdf | 263 | |
b7b40adb SC |
264 | void Init(); |
265 | virtual void Apply( wxGraphicsContext* context ); | |
266 | virtual wxDouble GetWidth() { return m_width; } | |
783d8bdf | 267 | |
b7b40adb SC |
268 | protected : |
269 | CGLineCap m_cap; | |
270 | wxMacCFRefHolder<CGColorRef> m_color; | |
271 | wxMacCFRefHolder<CGColorSpaceRef> m_colorSpace; | |
272 | ||
273 | CGLineJoin m_join; | |
274 | CGFloat m_width; | |
783d8bdf | 275 | |
b7b40adb SC |
276 | int m_count; |
277 | const CGFloat *m_lengths; | |
278 | CGFloat *m_userLengths; | |
eec960fa | 279 | |
b7b40adb SC |
280 | |
281 | bool m_isPattern; | |
282 | wxMacCFRefHolder<CGPatternRef> m_pattern; | |
283 | CGFloat* m_patternColorComponents; | |
50581042 SC |
284 | }; |
285 | ||
a26b7ab2 SC |
286 | wxMacCoreGraphicsPenData::wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) : |
287 | wxGraphicsObjectRefData( renderer ) | |
50581042 | 288 | { |
b7b40adb | 289 | Init(); |
783d8bdf | 290 | |
6239ee05 | 291 | CGFloat components[4] = { pen.GetColour().Red() / 255.0 , pen.GetColour().Green() / 255.0 , |
b7b40adb SC |
292 | pen.GetColour().Blue() / 255.0 , pen.GetColour().Alpha() / 255.0 } ; |
293 | m_color.Set( CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ) ; | |
294 | ||
295 | // TODO: * m_dc->m_scaleX | |
296 | m_width = pen.GetWidth(); | |
297 | if (m_width <= 0.0) | |
298 | m_width = 0.1; | |
299 | ||
300 | switch ( pen.GetCap() ) | |
301 | { | |
302 | case wxCAP_ROUND : | |
303 | m_cap = kCGLineCapRound; | |
304 | break; | |
305 | ||
306 | case wxCAP_PROJECTING : | |
307 | m_cap = kCGLineCapSquare; | |
308 | break; | |
309 | ||
310 | case wxCAP_BUTT : | |
311 | m_cap = kCGLineCapButt; | |
312 | break; | |
313 | ||
314 | default : | |
315 | m_cap = kCGLineCapButt; | |
316 | break; | |
317 | } | |
318 | ||
319 | switch ( pen.GetJoin() ) | |
320 | { | |
321 | case wxJOIN_BEVEL : | |
322 | m_join = kCGLineJoinBevel; | |
323 | break; | |
324 | ||
325 | case wxJOIN_MITER : | |
326 | m_join = kCGLineJoinMiter; | |
327 | break; | |
328 | ||
329 | case wxJOIN_ROUND : | |
330 | m_join = kCGLineJoinRound; | |
331 | break; | |
332 | ||
333 | default : | |
334 | m_join = kCGLineJoinMiter; | |
335 | break; | |
336 | } | |
337 | ||
338 | const CGFloat dashUnit = m_width < 1.0 ? 1.0 : m_width; | |
339 | ||
340 | const CGFloat dotted[] = { dashUnit , dashUnit + 2.0 }; | |
341 | static const CGFloat short_dashed[] = { 9.0 , 6.0 }; | |
342 | static const CGFloat dashed[] = { 19.0 , 9.0 }; | |
343 | static const CGFloat dotted_dashed[] = { 9.0 , 6.0 , 3.0 , 3.0 }; | |
344 | ||
345 | switch ( pen.GetStyle() ) | |
346 | { | |
347 | case wxSOLID : | |
348 | break; | |
349 | ||
350 | case wxDOT : | |
351 | m_count = WXSIZEOF(dotted); | |
352 | m_userLengths = new CGFloat[ m_count ] ; | |
353 | memcpy( m_userLengths, dotted, sizeof(dotted) ); | |
354 | m_lengths = m_userLengths; | |
355 | break; | |
356 | ||
357 | case wxLONG_DASH : | |
358 | m_count = WXSIZEOF(dashed); | |
359 | m_lengths = dashed; | |
360 | break; | |
361 | ||
362 | case wxSHORT_DASH : | |
363 | m_count = WXSIZEOF(short_dashed); | |
364 | m_lengths = short_dashed; | |
365 | break; | |
366 | ||
367 | case wxDOT_DASH : | |
368 | m_count = WXSIZEOF(dotted_dashed); | |
369 | m_lengths = dotted_dashed; | |
370 | break; | |
371 | ||
372 | case wxUSER_DASH : | |
373 | wxDash *dashes; | |
374 | m_count = pen.GetDashes( &dashes ); | |
375 | if ((dashes != NULL) && (m_count > 0)) | |
376 | { | |
377 | m_userLengths = new CGFloat[m_count]; | |
378 | for ( int i = 0; i < m_count; ++i ) | |
379 | { | |
380 | m_userLengths[i] = dashes[i] * dashUnit; | |
381 | ||
382 | if ( i % 2 == 1 && m_userLengths[i] < dashUnit + 2.0 ) | |
383 | m_userLengths[i] = dashUnit + 2.0; | |
384 | else if ( i % 2 == 0 && m_userLengths[i] < dashUnit ) | |
385 | m_userLengths[i] = dashUnit; | |
386 | } | |
387 | } | |
388 | m_lengths = m_userLengths; | |
389 | break; | |
390 | ||
391 | case wxSTIPPLE : | |
392 | { | |
393 | wxBitmap* bmp = pen.GetStipple(); | |
394 | if ( bmp && bmp->Ok() ) | |
395 | { | |
396 | m_colorSpace.Set( CGColorSpaceCreatePattern( NULL ) ); | |
74b357dd | 397 | m_pattern.Set( *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
398 | m_patternColorComponents = new CGFloat[1] ; |
399 | m_patternColorComponents[0] = 1.0; | |
400 | m_isPattern = true; | |
401 | } | |
402 | } | |
403 | break; | |
404 | ||
405 | default : | |
406 | { | |
407 | m_isPattern = true; | |
408 | m_colorSpace.Set( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ); | |
74b357dd | 409 | m_pattern.Set( *( new HatchPattern( pen.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
410 | m_patternColorComponents = new CGFloat[4] ; |
411 | m_patternColorComponents[0] = pen.GetColour().Red() / 255.0; | |
412 | m_patternColorComponents[1] = pen.GetColour().Green() / 255.0; | |
413 | m_patternColorComponents[2] = pen.GetColour().Blue() / 255.0; | |
414 | m_patternColorComponents[3] = pen.GetColour().Alpha() / 255.0; | |
415 | } | |
416 | break; | |
417 | } | |
418 | if ((m_lengths != NULL) && (m_count > 0)) | |
419 | { | |
420 | // force the line cap, otherwise we get artifacts (overlaps) and just solid lines | |
421 | m_cap = kCGLineCapButt; | |
422 | } | |
50581042 SC |
423 | } |
424 | ||
a26b7ab2 | 425 | wxMacCoreGraphicsPenData::~wxMacCoreGraphicsPenData() |
50581042 | 426 | { |
b7b40adb SC |
427 | delete[] m_userLengths; |
428 | delete[] m_patternColorComponents; | |
50581042 SC |
429 | } |
430 | ||
a26b7ab2 | 431 | void wxMacCoreGraphicsPenData::Init() |
50581042 | 432 | { |
b7b40adb SC |
433 | m_lengths = NULL; |
434 | m_userLengths = NULL; | |
783d8bdf | 435 | m_width = 0; |
b7b40adb SC |
436 | m_count = 0; |
437 | m_patternColorComponents = NULL; | |
438 | m_isPattern = false; | |
50581042 SC |
439 | } |
440 | ||
a26b7ab2 | 441 | void wxMacCoreGraphicsPenData::Apply( wxGraphicsContext* context ) |
50581042 | 442 | { |
b7b40adb SC |
443 | CGContextRef cg = (CGContextRef) context->GetNativeContext(); |
444 | CGContextSetLineWidth( cg , m_width ); | |
445 | CGContextSetLineJoin( cg , m_join ); | |
446 | ||
447 | CGContextSetLineDash( cg , 0 , m_lengths , m_count ); | |
448 | CGContextSetLineCap( cg , m_cap ); | |
449 | ||
450 | if ( m_isPattern ) | |
451 | { | |
74b357dd SC |
452 | CGAffineTransform matrix = CGContextGetCTM( cg ); |
453 | CGContextSetPatternPhase( cg, CGSizeMake(matrix.tx, matrix.ty) ); | |
b7b40adb SC |
454 | CGContextSetStrokeColorSpace( cg , m_colorSpace ); |
455 | CGContextSetStrokePattern( cg, m_pattern , m_patternColorComponents ); | |
456 | } | |
457 | else | |
458 | { | |
277ccdaf SC |
459 | if ( context->GetLogicalFunction() == wxINVERT || context->GetLogicalFunction() == wxXOR ) |
460 | { | |
461 | CGContextSetRGBStrokeColor( cg , 1.0, 1.0 , 1.0, 1.0 ); | |
462 | } | |
463 | else | |
464 | CGContextSetStrokeColorWithColor( cg , m_color ); | |
b7b40adb | 465 | } |
50581042 SC |
466 | } |
467 | ||
b7b40adb SC |
468 | // |
469 | // Brush | |
470 | // | |
471 | ||
6239ee05 SC |
472 | static const char *gs_stripedback_xpm[] = { |
473 | /* columns rows colors chars-per-pixel */ | |
474 | "4 4 2 1", | |
475 | ". c #F0F0F0", | |
476 | "X c #ECECEC", | |
477 | /* pixels */ | |
478 | "....", | |
479 | "....", | |
480 | "XXXX", | |
481 | "XXXX" | |
b7b40adb SC |
482 | }; |
483 | ||
6239ee05 SC |
484 | wxBitmap gs_stripedback_bmp( wxImage( (const char* const* ) gs_stripedback_xpm ), -1 ) ; |
485 | ||
a01d9a25 SC |
486 | // make sure we all use one class for all conversions from wx to native colour |
487 | ||
488 | class wxMacCoreGraphicsColour | |
489 | { | |
490 | public: | |
491 | wxMacCoreGraphicsColour(); | |
492 | wxMacCoreGraphicsColour(const wxBrush &brush); | |
493 | ~wxMacCoreGraphicsColour(); | |
494 | ||
495 | void Apply( CGContextRef cgContext ); | |
496 | protected: | |
497 | void Init(); | |
498 | wxMacCFRefHolder<CGColorRef> m_color; | |
499 | wxMacCFRefHolder<CGColorSpaceRef> m_colorSpace; | |
500 | ||
501 | bool m_isPattern; | |
502 | wxMacCFRefHolder<CGPatternRef> m_pattern; | |
503 | CGFloat* m_patternColorComponents; | |
504 | } ; | |
505 | ||
6239ee05 | 506 | wxMacCoreGraphicsColour::~wxMacCoreGraphicsColour() |
50581042 | 507 | { |
6239ee05 | 508 | delete[] m_patternColorComponents; |
50581042 SC |
509 | } |
510 | ||
6239ee05 | 511 | void wxMacCoreGraphicsColour::Init() |
50581042 | 512 | { |
6239ee05 SC |
513 | m_isPattern = false; |
514 | m_patternColorComponents = NULL; | |
b7b40adb | 515 | } |
783d8bdf | 516 | |
6239ee05 | 517 | void wxMacCoreGraphicsColour::Apply( CGContextRef cgContext ) |
b7b40adb | 518 | { |
6239ee05 SC |
519 | if ( m_isPattern ) |
520 | { | |
521 | CGAffineTransform matrix = CGContextGetCTM( cgContext ); | |
522 | CGContextSetPatternPhase( cgContext, CGSizeMake(matrix.tx, matrix.ty) ); | |
523 | CGContextSetFillColorSpace( cgContext , m_colorSpace ); | |
524 | CGContextSetFillPattern( cgContext, m_pattern , m_patternColorComponents ); | |
525 | } | |
526 | else | |
527 | { | |
528 | CGContextSetFillColorWithColor( cgContext, m_color ); | |
529 | } | |
b7b40adb | 530 | } |
783d8bdf | 531 | |
6239ee05 | 532 | wxMacCoreGraphicsColour::wxMacCoreGraphicsColour() |
b7b40adb SC |
533 | { |
534 | Init(); | |
6239ee05 | 535 | } |
783d8bdf | 536 | |
6239ee05 SC |
537 | wxMacCoreGraphicsColour::wxMacCoreGraphicsColour( const wxBrush &brush ) |
538 | { | |
539 | Init(); | |
b7b40adb SC |
540 | if ( brush.GetStyle() == wxSOLID ) |
541 | { | |
a01d9a25 | 542 | m_color.Set( brush.GetColour().CreateCGColor() ); |
b7b40adb SC |
543 | } |
544 | else if ( brush.IsHatch() ) | |
545 | { | |
546 | m_isPattern = true; | |
547 | m_colorSpace.Set( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ); | |
74b357dd | 548 | m_pattern.Set( *( new HatchPattern( brush.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
549 | |
550 | m_patternColorComponents = new CGFloat[4] ; | |
551 | m_patternColorComponents[0] = brush.GetColour().Red() / 255.0; | |
552 | m_patternColorComponents[1] = brush.GetColour().Green() / 255.0; | |
553 | m_patternColorComponents[2] = brush.GetColour().Blue() / 255.0; | |
554 | m_patternColorComponents[3] = brush.GetColour().Alpha() / 255.0; | |
555 | } | |
556 | else | |
557 | { | |
558 | // now brush is a bitmap | |
559 | wxBitmap* bmp = brush.GetStipple(); | |
560 | if ( bmp && bmp->Ok() ) | |
561 | { | |
783d8bdf | 562 | m_isPattern = true; |
b7b40adb SC |
563 | m_patternColorComponents = new CGFloat[1] ; |
564 | m_patternColorComponents[0] = 1.0; | |
565 | m_colorSpace.Set( CGColorSpaceCreatePattern( NULL ) ); | |
74b357dd | 566 | m_pattern.Set( *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
567 | } |
568 | } | |
50581042 SC |
569 | } |
570 | ||
6239ee05 SC |
571 | class wxMacCoreGraphicsBrushData : public wxGraphicsObjectRefData |
572 | { | |
573 | public: | |
574 | wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer ); | |
575 | wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer, const wxBrush &brush ); | |
576 | ~wxMacCoreGraphicsBrushData (); | |
577 | ||
578 | virtual void Apply( wxGraphicsContext* context ); | |
579 | void CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, | |
580 | const wxColour&c1, const wxColour&c2 ); | |
581 | void CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, | |
582 | const wxColour &oColor, const wxColour &cColor ); | |
583 | ||
584 | virtual bool IsShading() { return m_isShading; } | |
585 | CGShadingRef GetShading() { return m_shading; } | |
586 | protected: | |
587 | CGFunctionRef CreateGradientFunction( const wxColour& c1, const wxColour& c2 ); | |
588 | static void CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out); | |
589 | virtual void Init(); | |
590 | ||
591 | wxMacCoreGraphicsColour m_cgColor; | |
592 | ||
593 | bool m_isShading; | |
594 | CGFunctionRef m_gradientFunction; | |
595 | CGShadingRef m_shading; | |
596 | CGFloat *m_gradientComponents; | |
597 | }; | |
598 | ||
599 | wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer) : wxGraphicsObjectRefData( renderer ) | |
600 | { | |
601 | Init(); | |
602 | } | |
603 | ||
604 | void wxMacCoreGraphicsBrushData::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, | |
605 | const wxColour&c1, const wxColour&c2 ) | |
606 | { | |
607 | m_gradientFunction = CreateGradientFunction( c1, c2 ); | |
608 | m_shading = CGShadingCreateAxial( wxMacGetGenericRGBColorSpace(), CGPointMake(x1,y1), CGPointMake(x2,y2), m_gradientFunction, true, true ) ; | |
609 | m_isShading = true ; | |
610 | } | |
611 | ||
612 | void wxMacCoreGraphicsBrushData::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, | |
613 | const wxColour &oColor, const wxColour &cColor ) | |
614 | { | |
615 | m_gradientFunction = CreateGradientFunction( oColor, cColor ); | |
616 | m_shading = CGShadingCreateRadial( wxMacGetGenericRGBColorSpace(), CGPointMake(xo,yo), 0, CGPointMake(xc,yc), radius, m_gradientFunction, true, true ) ; | |
617 | m_isShading = true ; | |
618 | } | |
619 | ||
620 | wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData(wxGraphicsRenderer* renderer, const wxBrush &brush) : wxGraphicsObjectRefData( renderer ), | |
621 | m_cgColor( brush ) | |
622 | { | |
623 | Init(); | |
624 | ||
625 | } | |
626 | ||
a26b7ab2 | 627 | wxMacCoreGraphicsBrushData::~wxMacCoreGraphicsBrushData() |
50581042 | 628 | { |
b7b40adb SC |
629 | if ( m_shading ) |
630 | CGShadingRelease(m_shading); | |
783d8bdf | 631 | |
b7b40adb SC |
632 | if( m_gradientFunction ) |
633 | CGFunctionRelease(m_gradientFunction); | |
783d8bdf | 634 | |
b7b40adb | 635 | delete[] m_gradientComponents; |
50581042 SC |
636 | } |
637 | ||
a26b7ab2 | 638 | void wxMacCoreGraphicsBrushData::Init() |
50581042 | 639 | { |
b7b40adb SC |
640 | m_gradientFunction = NULL; |
641 | m_shading = NULL; | |
b7b40adb SC |
642 | m_gradientComponents = NULL; |
643 | m_isShading = false; | |
50581042 SC |
644 | } |
645 | ||
a26b7ab2 | 646 | void wxMacCoreGraphicsBrushData::Apply( wxGraphicsContext* context ) |
50581042 | 647 | { |
b7b40adb | 648 | CGContextRef cg = (CGContextRef) context->GetNativeContext(); |
783d8bdf | 649 | |
b7b40adb | 650 | if ( m_isShading ) |
783d8bdf | 651 | { |
74b357dd | 652 | // nothing to set as shades are processed by clipping using the path and filling |
b7b40adb SC |
653 | } |
654 | else | |
655 | { | |
6239ee05 | 656 | m_cgColor.Apply( cg ); |
b7b40adb | 657 | } |
50581042 SC |
658 | } |
659 | ||
a26b7ab2 | 660 | void wxMacCoreGraphicsBrushData::CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out) |
50581042 | 661 | { |
b7b40adb SC |
662 | CGFloat* colors = (CGFloat*) info ; |
663 | CGFloat f = *in; | |
664 | for( int i = 0 ; i < 4 ; ++i ) | |
665 | { | |
666 | out[i] = colors[i] + ( colors[4+i] - colors[i] ) * f; | |
667 | } | |
50581042 SC |
668 | } |
669 | ||
a26b7ab2 | 670 | CGFunctionRef wxMacCoreGraphicsBrushData::CreateGradientFunction( const wxColour& c1, const wxColour& c2 ) |
50581042 | 671 | { |
b7b40adb SC |
672 | static const CGFunctionCallbacks callbacks = { 0, &CalculateShadingValues, NULL }; |
673 | static const CGFloat input_value_range [2] = { 0, 1 }; | |
674 | static const CGFloat output_value_ranges [8] = { 0, 1, 0, 1, 0, 1, 0, 1 }; | |
675 | m_gradientComponents = new CGFloat[8] ; | |
676 | m_gradientComponents[0] = c1.Red() / 255.0; | |
677 | m_gradientComponents[1] = c1.Green() / 255.0; | |
678 | m_gradientComponents[2] = c1.Blue() / 255.0; | |
679 | m_gradientComponents[3] = c1.Alpha() / 255.0; | |
680 | m_gradientComponents[4] = c2.Red() / 255.0; | |
681 | m_gradientComponents[5] = c2.Green() / 255.0; | |
682 | m_gradientComponents[6] = c2.Blue() / 255.0; | |
683 | m_gradientComponents[7] = c2.Alpha() / 255.0; | |
684 | ||
783d8bdf VZ |
685 | return CGFunctionCreate ( m_gradientComponents, 1, |
686 | input_value_range, | |
687 | 4, | |
b7b40adb | 688 | output_value_ranges, |
783d8bdf | 689 | &callbacks); |
50581042 SC |
690 | } |
691 | ||
692 | // | |
b7b40adb | 693 | // Font |
50581042 SC |
694 | // |
695 | ||
a26b7ab2 | 696 | class wxMacCoreGraphicsFontData : public wxGraphicsObjectRefData |
50581042 | 697 | { |
50581042 | 698 | public: |
a26b7ab2 SC |
699 | wxMacCoreGraphicsFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col ); |
700 | ~wxMacCoreGraphicsFontData(); | |
783d8bdf | 701 | |
b7b40adb SC |
702 | virtual ATSUStyle GetATSUStyle() { return m_macATSUIStyle; } |
703 | private : | |
704 | ATSUStyle m_macATSUIStyle; | |
b7b40adb | 705 | }; |
50581042 | 706 | |
a26b7ab2 | 707 | wxMacCoreGraphicsFontData::wxMacCoreGraphicsFontData(wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col) : wxGraphicsObjectRefData( renderer ) |
b7b40adb SC |
708 | { |
709 | m_macATSUIStyle = NULL; | |
783d8bdf | 710 | |
b7b40adb | 711 | OSStatus status; |
50581042 | 712 | |
b7b40adb | 713 | status = ATSUCreateAndCopyStyle( (ATSUStyle) font.MacGetATSUStyle() , &m_macATSUIStyle ); |
50581042 | 714 | |
b7b40adb | 715 | wxASSERT_MSG( status == noErr, wxT("couldn't create ATSU style") ); |
50581042 | 716 | |
b7b40adb | 717 | // we need the scale here ... |
50581042 | 718 | |
b7b40adb | 719 | Fixed atsuSize = IntToFixed( int( 1 * font.MacGetFontSize()) ); |
276ee533 SC |
720 | RGBColor atsuColor ; |
721 | col.GetRGBColor( &atsuColor ); | |
b7b40adb SC |
722 | ATSUAttributeTag atsuTags[] = |
723 | { | |
724 | kATSUSizeTag , | |
725 | kATSUColorTag , | |
726 | }; | |
727 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
728 | { | |
729 | sizeof( Fixed ) , | |
730 | sizeof( RGBColor ) , | |
731 | }; | |
732 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
733 | { | |
734 | &atsuSize , | |
735 | &atsuColor , | |
736 | }; | |
50581042 | 737 | |
b7b40adb SC |
738 | status = ::ATSUSetAttributes( |
739 | m_macATSUIStyle, sizeof(atsuTags) / sizeof(ATSUAttributeTag) , | |
740 | atsuTags, atsuSizes, atsuValues); | |
50581042 | 741 | |
b7b40adb SC |
742 | wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") ); |
743 | } | |
50581042 | 744 | |
a26b7ab2 | 745 | wxMacCoreGraphicsFontData::~wxMacCoreGraphicsFontData() |
b7b40adb SC |
746 | { |
747 | if ( m_macATSUIStyle ) | |
748 | { | |
749 | ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle); | |
750 | m_macATSUIStyle = NULL; | |
751 | } | |
752 | } | |
50581042 | 753 | |
b7b40adb SC |
754 | // |
755 | // Graphics Matrix | |
756 | // | |
50581042 | 757 | |
b7b40adb SC |
758 | //----------------------------------------------------------------------------- |
759 | // wxMacCoreGraphicsMatrix declaration | |
760 | //----------------------------------------------------------------------------- | |
50581042 | 761 | |
e3ff3591 | 762 | class WXDLLIMPEXP_CORE wxMacCoreGraphicsMatrixData : public wxGraphicsMatrixData |
b7b40adb SC |
763 | { |
764 | public : | |
783d8bdf VZ |
765 | wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) ; |
766 | ||
767 | virtual ~wxMacCoreGraphicsMatrixData() ; | |
768 | ||
e3ff3591 | 769 | virtual wxGraphicsObjectRefData *Clone() const ; |
b7b40adb | 770 | |
783d8bdf VZ |
771 | // concatenates the matrix |
772 | virtual void Concat( const wxGraphicsMatrixData *t ); | |
773 | ||
774 | // sets the matrix to the respective values | |
775 | virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, | |
776 | wxDouble tx=0.0, wxDouble ty=0.0); | |
777 | ||
248802d0 RD |
778 | // gets the component valuess of the matrix |
779 | virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL, | |
780 | wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const; | |
781 | ||
783d8bdf VZ |
782 | // makes this the inverse matrix |
783 | virtual void Invert(); | |
784 | ||
785 | // returns true if the elements of the transformation matrix are equal ? | |
e3ff3591 | 786 | virtual bool IsEqual( const wxGraphicsMatrixData* t) const ; |
783d8bdf VZ |
787 | |
788 | // return true if this is the identity matrix | |
789 | virtual bool IsIdentity() const; | |
790 | ||
50581042 | 791 | // |
b7b40adb | 792 | // transformation |
50581042 | 793 | // |
783d8bdf | 794 | |
b7b40adb SC |
795 | // add the translation to this matrix |
796 | virtual void Translate( wxDouble dx , wxDouble dy ); | |
50581042 | 797 | |
b7b40adb SC |
798 | // add the scale to this matrix |
799 | virtual void Scale( wxDouble xScale , wxDouble yScale ); | |
50581042 | 800 | |
b7b40adb | 801 | // add the rotation to this matrix (radians) |
783d8bdf VZ |
802 | virtual void Rotate( wxDouble angle ); |
803 | ||
50581042 | 804 | // |
b7b40adb | 805 | // apply the transforms |
50581042 | 806 | // |
783d8bdf VZ |
807 | |
808 | // applies that matrix to the point | |
809 | virtual void TransformPoint( wxDouble *x, wxDouble *y ) const; | |
810 | ||
811 | // applies the matrix except for translations | |
812 | virtual void TransformDistance( wxDouble *dx, wxDouble *dy ) const; | |
813 | ||
814 | // returns the native representation | |
815 | virtual void * GetNativeMatrix() const; | |
816 | ||
b7b40adb SC |
817 | private : |
818 | CGAffineTransform m_matrix; | |
b7b40adb | 819 | } ; |
50581042 | 820 | |
50581042 | 821 | //----------------------------------------------------------------------------- |
b7b40adb | 822 | // wxMacCoreGraphicsMatrix implementation |
50581042 SC |
823 | //----------------------------------------------------------------------------- |
824 | ||
e3ff3591 | 825 | wxMacCoreGraphicsMatrixData::wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) : wxGraphicsMatrixData(renderer) |
b7b40adb | 826 | { |
b7b40adb | 827 | } |
eec960fa | 828 | |
783d8bdf | 829 | wxMacCoreGraphicsMatrixData::~wxMacCoreGraphicsMatrixData() |
50581042 | 830 | { |
50581042 SC |
831 | } |
832 | ||
783d8bdf | 833 | wxGraphicsObjectRefData *wxMacCoreGraphicsMatrixData::Clone() const |
50581042 | 834 | { |
e3ff3591 | 835 | wxMacCoreGraphicsMatrixData* m = new wxMacCoreGraphicsMatrixData(GetRenderer()) ; |
b7b40adb SC |
836 | m->m_matrix = m_matrix ; |
837 | return m; | |
838 | } | |
839 | ||
840 | // concatenates the matrix | |
783d8bdf | 841 | void wxMacCoreGraphicsMatrixData::Concat( const wxGraphicsMatrixData *t ) |
b7b40adb SC |
842 | { |
843 | m_matrix = CGAffineTransformConcat(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()) ); | |
844 | } | |
845 | ||
b7b40adb | 846 | // sets the matrix to the respective values |
783d8bdf VZ |
847 | void wxMacCoreGraphicsMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d, |
848 | wxDouble tx, wxDouble ty) | |
b7b40adb SC |
849 | { |
850 | m_matrix = CGAffineTransformMake(a,b,c,d,tx,ty); | |
50581042 SC |
851 | } |
852 | ||
248802d0 RD |
853 | // gets the component valuess of the matrix |
854 | void wxMacCoreGraphicsMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c, | |
855 | wxDouble* d, wxDouble* tx, wxDouble* ty) const | |
856 | { | |
857 | if (a) *a = m_matrix.a; | |
858 | if (b) *b = m_matrix.b; | |
859 | if (c) *c = m_matrix.c; | |
860 | if (d) *d = m_matrix.d; | |
861 | if (tx) *tx= m_matrix.tx; | |
862 | if (ty) *ty= m_matrix.ty; | |
863 | } | |
864 | ||
b7b40adb | 865 | // makes this the inverse matrix |
783d8bdf | 866 | void wxMacCoreGraphicsMatrixData::Invert() |
1056ddcf | 867 | { |
b7b40adb | 868 | m_matrix = CGAffineTransformInvert( m_matrix ); |
eec960fa SC |
869 | } |
870 | ||
b7b40adb | 871 | // returns true if the elements of the transformation matrix are equal ? |
783d8bdf | 872 | bool wxMacCoreGraphicsMatrixData::IsEqual( const wxGraphicsMatrixData* t) const |
eec960fa | 873 | { |
e1673e52 | 874 | return CGAffineTransformEqualToTransform(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix())); |
1056ddcf SC |
875 | } |
876 | ||
b7b40adb | 877 | // return true if this is the identity matrix |
e3ff3591 | 878 | bool wxMacCoreGraphicsMatrixData::IsIdentity() const |
50581042 | 879 | { |
2701ef7e SC |
880 | return ( m_matrix.a == 1 && m_matrix.d == 1 && |
881 | m_matrix.b == 0 && m_matrix.d == 0 && m_matrix.tx == 0 && m_matrix.ty == 0); | |
50581042 SC |
882 | } |
883 | ||
b7b40adb SC |
884 | // |
885 | // transformation | |
886 | // | |
887 | ||
888 | // add the translation to this matrix | |
783d8bdf | 889 | void wxMacCoreGraphicsMatrixData::Translate( wxDouble dx , wxDouble dy ) |
50581042 | 890 | { |
b7b40adb SC |
891 | m_matrix = CGAffineTransformTranslate( m_matrix, dx, dy); |
892 | } | |
50581042 | 893 | |
b7b40adb | 894 | // add the scale to this matrix |
783d8bdf | 895 | void wxMacCoreGraphicsMatrixData::Scale( wxDouble xScale , wxDouble yScale ) |
b7b40adb SC |
896 | { |
897 | m_matrix = CGAffineTransformScale( m_matrix, xScale, yScale); | |
50581042 SC |
898 | } |
899 | ||
b7b40adb | 900 | // add the rotation to this matrix (radians) |
783d8bdf | 901 | void wxMacCoreGraphicsMatrixData::Rotate( wxDouble angle ) |
eec960fa | 902 | { |
b7b40adb | 903 | m_matrix = CGAffineTransformRotate( m_matrix, angle); |
eec960fa SC |
904 | } |
905 | ||
b7b40adb SC |
906 | // |
907 | // apply the transforms | |
908 | // | |
eec960fa | 909 | |
b7b40adb | 910 | // applies that matrix to the point |
e3ff3591 | 911 | void wxMacCoreGraphicsMatrixData::TransformPoint( wxDouble *x, wxDouble *y ) const |
50581042 | 912 | { |
2701ef7e | 913 | CGPoint pt = CGPointApplyAffineTransform( CGPointMake(*x,*y), m_matrix); |
783d8bdf | 914 | |
2701ef7e SC |
915 | *x = pt.x; |
916 | *y = pt.y; | |
1056ddcf SC |
917 | } |
918 | ||
b7b40adb | 919 | // applies the matrix except for translations |
e3ff3591 | 920 | void wxMacCoreGraphicsMatrixData::TransformDistance( wxDouble *dx, wxDouble *dy ) const |
1056ddcf | 921 | { |
2701ef7e SC |
922 | CGSize sz = CGSizeApplyAffineTransform( CGSizeMake(*dx,*dy) , m_matrix ); |
923 | *dx = sz.width; | |
924 | *dy = sz.height; | |
b7b40adb SC |
925 | } |
926 | ||
927 | // returns the native representation | |
783d8bdf | 928 | void * wxMacCoreGraphicsMatrixData::GetNativeMatrix() const |
1056ddcf | 929 | { |
b7b40adb | 930 | return (void*) &m_matrix; |
50581042 SC |
931 | } |
932 | ||
b7b40adb SC |
933 | // |
934 | // Graphics Path | |
935 | // | |
936 | ||
937 | //----------------------------------------------------------------------------- | |
938 | // wxMacCoreGraphicsPath declaration | |
939 | //----------------------------------------------------------------------------- | |
940 | ||
e3ff3591 | 941 | class WXDLLEXPORT wxMacCoreGraphicsPathData : public wxGraphicsPathData |
50581042 | 942 | { |
b7b40adb | 943 | public : |
e3ff3591 | 944 | wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path = NULL); |
783d8bdf | 945 | |
e3ff3591 | 946 | ~wxMacCoreGraphicsPathData(); |
1056ddcf | 947 | |
e3ff3591 | 948 | virtual wxGraphicsObjectRefData *Clone() const; |
1056ddcf | 949 | |
b7b40adb SC |
950 | // begins a new subpath at (x,y) |
951 | virtual void MoveToPoint( wxDouble x, wxDouble y ); | |
1056ddcf | 952 | |
783d8bdf | 953 | // adds a straight line from the current point to (x,y) |
b7b40adb SC |
954 | virtual void AddLineToPoint( wxDouble x, wxDouble y ); |
955 | ||
956 | // adds a cubic Bezier curve from the current point, using two control points and an end point | |
957 | virtual void AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y ); | |
958 | ||
959 | // closes the current sub-path | |
960 | virtual void CloseSubpath(); | |
961 | ||
962 | // gets the last point of the current path, (0,0) if not yet set | |
e3ff3591 | 963 | virtual void GetCurrentPoint( wxDouble* x, wxDouble* y) const; |
b7b40adb SC |
964 | |
965 | // adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle | |
966 | virtual void AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise ); | |
967 | ||
968 | // | |
783d8bdf | 969 | // These are convenience functions which - if not available natively will be assembled |
b7b40adb SC |
970 | // using the primitives from above |
971 | // | |
972 | ||
973 | // adds a quadratic Bezier curve from the current point, using a control point and an end point | |
974 | virtual void AddQuadCurveToPoint( wxDouble cx, wxDouble cy, wxDouble x, wxDouble y ); | |
975 | ||
783d8bdf | 976 | // appends a rectangle as a new closed subpath |
b7b40adb SC |
977 | virtual void AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
978 | ||
979 | // appends an ellipsis as a new closed subpath fitting the passed rectangle | |
980 | virtual void AddCircle( wxDouble x, wxDouble y, wxDouble r ); | |
981 | ||
982 | // draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1) | |
983 | virtual void AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r ); | |
984 | ||
783d8bdf VZ |
985 | // adds another path |
986 | virtual void AddPath( const wxGraphicsPathData* path ); | |
987 | ||
988 | // returns the native path | |
989 | virtual void * GetNativePath() const { return m_path; } | |
990 | ||
991 | // give the native path returned by GetNativePath() back (there might be some deallocations necessary) | |
89954433 | 992 | virtual void UnGetNativePath(void *WXUNUSED(p)) const {} |
783d8bdf VZ |
993 | |
994 | // transforms each point of this path by the matrix | |
995 | virtual void Transform( const wxGraphicsMatrixData* matrix ); | |
996 | ||
997 | // gets the bounding box enclosing all points (possibly including control points) | |
998 | virtual void GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *y) const; | |
999 | ||
1000 | virtual bool Contains( wxDouble x, wxDouble y, int fillStyle = wxODDEVEN_RULE) const; | |
b7b40adb SC |
1001 | private : |
1002 | CGMutablePathRef m_path; | |
1003 | }; | |
1004 | ||
1005 | //----------------------------------------------------------------------------- | |
1006 | // wxMacCoreGraphicsPath implementation | |
1007 | //----------------------------------------------------------------------------- | |
1008 | ||
e3ff3591 | 1009 | wxMacCoreGraphicsPathData::wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path) : wxGraphicsPathData(renderer) |
b7b40adb | 1010 | { |
783d8bdf VZ |
1011 | if ( path ) |
1012 | m_path = path; | |
1013 | else | |
1014 | m_path = CGPathCreateMutable(); | |
50581042 SC |
1015 | } |
1016 | ||
e3ff3591 | 1017 | wxMacCoreGraphicsPathData::~wxMacCoreGraphicsPathData() |
50581042 | 1018 | { |
b7b40adb SC |
1019 | CGPathRelease( m_path ); |
1020 | } | |
50581042 | 1021 | |
783d8bdf | 1022 | wxGraphicsObjectRefData* wxMacCoreGraphicsPathData::Clone() const |
b7b40adb | 1023 | { |
783d8bdf VZ |
1024 | wxMacCoreGraphicsPathData* clone = new wxMacCoreGraphicsPathData(GetRenderer(),CGPathCreateMutableCopy(m_path)); |
1025 | return clone ; | |
b7b40adb | 1026 | } |
1056ddcf | 1027 | |
1056ddcf | 1028 | |
b7b40adb | 1029 | // opens (starts) a new subpath |
e3ff3591 | 1030 | void wxMacCoreGraphicsPathData::MoveToPoint( wxDouble x1 , wxDouble y1 ) |
b7b40adb SC |
1031 | { |
1032 | CGPathMoveToPoint( m_path , NULL , x1 , y1 ); | |
1033 | } | |
1056ddcf | 1034 | |
e3ff3591 | 1035 | void wxMacCoreGraphicsPathData::AddLineToPoint( wxDouble x1 , wxDouble y1 ) |
b7b40adb SC |
1036 | { |
1037 | CGPathAddLineToPoint( m_path , NULL , x1 , y1 ); | |
50581042 SC |
1038 | } |
1039 | ||
e3ff3591 | 1040 | void wxMacCoreGraphicsPathData::AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y ) |
50581042 | 1041 | { |
b7b40adb | 1042 | CGPathAddCurveToPoint( m_path , NULL , cx1 , cy1 , cx2, cy2, x , y ); |
50581042 SC |
1043 | } |
1044 | ||
e3ff3591 | 1045 | void wxMacCoreGraphicsPathData::AddQuadCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble x, wxDouble y ) |
50581042 | 1046 | { |
b7b40adb | 1047 | CGPathAddQuadCurveToPoint( m_path , NULL , cx1 , cy1 , x , y ); |
50581042 SC |
1048 | } |
1049 | ||
e3ff3591 | 1050 | void wxMacCoreGraphicsPathData::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
50581042 | 1051 | { |
b7b40adb SC |
1052 | CGRect cgRect = { { x , y } , { w , h } }; |
1053 | CGPathAddRect( m_path , NULL , cgRect ); | |
1054 | } | |
50581042 | 1055 | |
e3ff3591 | 1056 | void wxMacCoreGraphicsPathData::AddCircle( wxDouble x, wxDouble y , wxDouble r ) |
b7b40adb SC |
1057 | { |
1058 | CGPathAddArc( m_path , NULL , x , y , r , 0.0 , 2 * M_PI , true ); | |
50581042 SC |
1059 | } |
1060 | ||
b7b40adb | 1061 | // adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle |
e3ff3591 | 1062 | void wxMacCoreGraphicsPathData::AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise ) |
50581042 | 1063 | { |
b7b40adb | 1064 | // inverse direction as we the 'normal' state is a y axis pointing down, ie mirrored to the standard core graphics setup |
783d8bdf | 1065 | CGPathAddArc( m_path, NULL , x, y, r, startAngle, endAngle, !clockwise); |
50581042 SC |
1066 | } |
1067 | ||
e3ff3591 | 1068 | void wxMacCoreGraphicsPathData::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r ) |
50581042 | 1069 | { |
783d8bdf | 1070 | CGPathAddArcToPoint( m_path, NULL , x1, y1, x2, y2, r); |
50581042 SC |
1071 | } |
1072 | ||
e3ff3591 | 1073 | void wxMacCoreGraphicsPathData::AddPath( const wxGraphicsPathData* path ) |
50581042 | 1074 | { |
783d8bdf | 1075 | CGPathAddPath( m_path , NULL, (CGPathRef) path->GetNativePath() ); |
50581042 SC |
1076 | } |
1077 | ||
b7b40adb | 1078 | // closes the current subpath |
e3ff3591 | 1079 | void wxMacCoreGraphicsPathData::CloseSubpath() |
50581042 | 1080 | { |
b7b40adb | 1081 | CGPathCloseSubpath( m_path ); |
50581042 SC |
1082 | } |
1083 | ||
b7b40adb | 1084 | // gets the last point of the current path, (0,0) if not yet set |
e3ff3591 | 1085 | void wxMacCoreGraphicsPathData::GetCurrentPoint( wxDouble* x, wxDouble* y) const |
50581042 | 1086 | { |
b7b40adb | 1087 | CGPoint p = CGPathGetCurrentPoint( m_path ); |
e3ff3591 SC |
1088 | *x = p.x; |
1089 | *y = p.y; | |
50581042 SC |
1090 | } |
1091 | ||
b7b40adb | 1092 | // transforms each point of this path by the matrix |
e3ff3591 | 1093 | void wxMacCoreGraphicsPathData::Transform( const wxGraphicsMatrixData* matrix ) |
50581042 | 1094 | { |
783d8bdf VZ |
1095 | CGMutablePathRef p = CGPathCreateMutable() ; |
1096 | CGPathAddPath( p, (CGAffineTransform*) matrix->GetNativeMatrix() , m_path ); | |
1097 | CGPathRelease( m_path ); | |
1098 | m_path = p; | |
50581042 SC |
1099 | } |
1100 | ||
b7b40adb | 1101 | // gets the bounding box enclosing all points (possibly including control points) |
e3ff3591 | 1102 | void wxMacCoreGraphicsPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const |
50581042 | 1103 | { |
783d8bdf VZ |
1104 | CGRect bounds = CGPathGetBoundingBox( m_path ) ; |
1105 | *x = bounds.origin.x; | |
1106 | *y = bounds.origin.y; | |
1107 | *w = bounds.size.width; | |
1108 | *h = bounds.size.height; | |
50581042 SC |
1109 | } |
1110 | ||
e3ff3591 | 1111 | bool wxMacCoreGraphicsPathData::Contains( wxDouble x, wxDouble y, int fillStyle) const |
50581042 | 1112 | { |
e1673e52 | 1113 | return CGPathContainsPoint( m_path, NULL, CGPointMake(x,y), fillStyle == wxODDEVEN_RULE ); |
50581042 SC |
1114 | } |
1115 | ||
b7b40adb SC |
1116 | // |
1117 | // Graphics Context | |
1118 | // | |
50581042 | 1119 | |
b7b40adb SC |
1120 | //----------------------------------------------------------------------------- |
1121 | // wxMacCoreGraphicsContext declaration | |
1122 | //----------------------------------------------------------------------------- | |
1123 | ||
1124 | class WXDLLEXPORT wxMacCoreGraphicsContext : public wxGraphicsContext | |
1125 | { | |
1126 | public: | |
6239ee05 | 1127 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width = 0, wxDouble height = 0 ); |
783d8bdf | 1128 | |
b7b40adb | 1129 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window ); |
783d8bdf | 1130 | |
b7b40adb | 1131 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ); |
783d8bdf | 1132 | |
b7b40adb | 1133 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer); |
783d8bdf | 1134 | |
b7b40adb | 1135 | wxMacCoreGraphicsContext(); |
783d8bdf | 1136 | |
b7b40adb | 1137 | ~wxMacCoreGraphicsContext(); |
50581042 | 1138 | |
783d8bdf | 1139 | void Init(); |
50581042 | 1140 | |
6239ee05 SC |
1141 | // returns the size of the graphics context in device coordinates |
1142 | virtual void GetSize( wxDouble* width, wxDouble* height); | |
1143 | ||
1144 | virtual void StartPage( wxDouble width, wxDouble height ); | |
1145 | ||
1146 | virtual void EndPage(); | |
1147 | ||
1148 | virtual void Flush(); | |
1149 | ||
b7b40adb SC |
1150 | // push the current state of the context, ie the transformation matrix on a stack |
1151 | virtual void PushState(); | |
50581042 | 1152 | |
b7b40adb SC |
1153 | // pops a stored state from the stack |
1154 | virtual void PopState(); | |
50581042 | 1155 | |
b7b40adb SC |
1156 | // clips drawings to the region |
1157 | virtual void Clip( const wxRegion ®ion ); | |
50581042 | 1158 | |
b7b40adb SC |
1159 | // clips drawings to the rect |
1160 | virtual void Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ); | |
783d8bdf | 1161 | |
b7b40adb SC |
1162 | // resets the clipping to original extent |
1163 | virtual void ResetClip(); | |
50581042 | 1164 | |
b7b40adb | 1165 | virtual void * GetNativeContext(); |
783d8bdf | 1166 | |
277ccdaf | 1167 | bool SetLogicalFunction( int function ); |
b7b40adb SC |
1168 | // |
1169 | // transformation | |
1170 | // | |
783d8bdf | 1171 | |
b7b40adb SC |
1172 | // translate |
1173 | virtual void Translate( wxDouble dx , wxDouble dy ); | |
50581042 | 1174 | |
b7b40adb SC |
1175 | // scale |
1176 | virtual void Scale( wxDouble xScale , wxDouble yScale ); | |
50581042 | 1177 | |
b7b40adb SC |
1178 | // rotate (radians) |
1179 | virtual void Rotate( wxDouble angle ); | |
50581042 | 1180 | |
783d8bdf VZ |
1181 | // concatenates this transform with the current transform of this context |
1182 | virtual void ConcatTransform( const wxGraphicsMatrix& matrix ); | |
50581042 | 1183 | |
783d8bdf VZ |
1184 | // sets the transform of this context |
1185 | virtual void SetTransform( const wxGraphicsMatrix& matrix ); | |
50581042 | 1186 | |
783d8bdf VZ |
1187 | // gets the matrix of this context |
1188 | virtual wxGraphicsMatrix GetTransform() const; | |
b7b40adb SC |
1189 | // |
1190 | // setting the paint | |
1191 | // | |
783d8bdf | 1192 | |
b7b40adb | 1193 | // strokes along a path with the current pen |
e3ff3591 | 1194 | virtual void StrokePath( const wxGraphicsPath &path ); |
50581042 | 1195 | |
b7b40adb | 1196 | // fills a path with the current brush |
e3ff3591 | 1197 | virtual void FillPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE ); |
50581042 | 1198 | |
b7b40adb | 1199 | // draws a path by first filling and then stroking |
e3ff3591 | 1200 | virtual void DrawPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE ); |
b7b40adb SC |
1201 | |
1202 | virtual bool ShouldOffset() const | |
a54bae7a | 1203 | { |
b7b40adb | 1204 | int penwidth = 0 ; |
a26b7ab2 | 1205 | if ( !m_pen.IsNull() ) |
50581042 | 1206 | { |
783d8bdf | 1207 | penwidth = (int)((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->GetWidth(); |
b7b40adb SC |
1208 | if ( penwidth == 0 ) |
1209 | penwidth = 1; | |
50581042 | 1210 | } |
783d8bdf | 1211 | return ( penwidth % 2 ) == 1; |
50581042 | 1212 | } |
b7b40adb SC |
1213 | // |
1214 | // text | |
1215 | // | |
783d8bdf | 1216 | |
b7b40adb | 1217 | virtual void DrawText( const wxString &str, wxDouble x, wxDouble y ); |
50581042 | 1218 | |
b7b40adb | 1219 | virtual void DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle ); |
50581042 | 1220 | |
b7b40adb SC |
1221 | virtual void GetTextExtent( const wxString &text, wxDouble *width, wxDouble *height, |
1222 | wxDouble *descent, wxDouble *externalLeading ) const; | |
50581042 | 1223 | |
b7b40adb | 1224 | virtual void GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const; |
50581042 | 1225 | |
b7b40adb SC |
1226 | // |
1227 | // image support | |
1228 | // | |
50581042 | 1229 | |
b7b40adb | 1230 | virtual void DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
50581042 | 1231 | |
b7b40adb | 1232 | virtual void DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
50581042 | 1233 | |
b7b40adb | 1234 | void SetNativeContext( CGContextRef cg ); |
783d8bdf | 1235 | |
b7b40adb SC |
1236 | DECLARE_NO_COPY_CLASS(wxMacCoreGraphicsContext) |
1237 | DECLARE_DYNAMIC_CLASS(wxMacCoreGraphicsContext) | |
50581042 | 1238 | |
b7b40adb SC |
1239 | private: |
1240 | void EnsureIsValid(); | |
783d8bdf | 1241 | |
b7b40adb | 1242 | CGContextRef m_cgContext; |
783d8bdf VZ |
1243 | WindowRef m_windowRef; |
1244 | bool m_releaseContext; | |
549be226 | 1245 | CGAffineTransform m_windowTransform; |
6239ee05 SC |
1246 | wxDouble m_width; |
1247 | wxDouble m_height; | |
783d8bdf VZ |
1248 | |
1249 | wxMacCFRefHolder<HIShapeRef> m_clipRgn; | |
50581042 SC |
1250 | }; |
1251 | ||
b7b40adb SC |
1252 | //----------------------------------------------------------------------------- |
1253 | // device context implementation | |
1254 | // | |
1255 | // more and more of the dc functionality should be implemented by calling | |
1256 | // the appropricate wxMacCoreGraphicsContext, but we will have to do that step by step | |
1257 | // also coordinate conversions should be moved to native matrix ops | |
1258 | //----------------------------------------------------------------------------- | |
50581042 | 1259 | |
b7b40adb SC |
1260 | // we always stock two context states, one at entry, to be able to preserve the |
1261 | // state we were called with, the other one after changing to HI Graphics orientation | |
1262 | // (this one is used for getting back clippings etc) | |
50581042 | 1263 | |
b7b40adb SC |
1264 | //----------------------------------------------------------------------------- |
1265 | // wxMacCoreGraphicsContext implementation | |
1266 | //----------------------------------------------------------------------------- | |
50581042 | 1267 | |
b7b40adb | 1268 | IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsContext, wxGraphicsContext) |
50581042 | 1269 | |
6239ee05 SC |
1270 | class wxQuartzOffsetHelper |
1271 | { | |
1272 | public : | |
1273 | wxQuartzOffsetHelper( CGContextRef cg , bool offset ) | |
1274 | { | |
1275 | m_cg = cg; | |
1276 | m_offset = offset; | |
1277 | if ( m_offset ) | |
1278 | CGContextTranslateCTM( m_cg, 0.5, 0.5 ); | |
1279 | } | |
1280 | ~wxQuartzOffsetHelper( ) | |
1281 | { | |
1282 | if ( m_offset ) | |
1283 | CGContextTranslateCTM( m_cg, -0.5, -0.5 ); | |
1284 | } | |
1285 | public : | |
1286 | CGContextRef m_cg; | |
1287 | bool m_offset; | |
1288 | } ; | |
1289 | ||
b7b40adb SC |
1290 | void wxMacCoreGraphicsContext::Init() |
1291 | { | |
1292 | m_cgContext = NULL; | |
783d8bdf | 1293 | m_releaseContext = false; |
b7b40adb | 1294 | m_windowRef = NULL; |
6239ee05 SC |
1295 | m_width = 0; |
1296 | m_height = 0; | |
549be226 | 1297 | |
b7b40adb SC |
1298 | HIRect r = CGRectMake(0,0,0,0); |
1299 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); | |
1300 | } | |
50581042 | 1301 | |
6239ee05 | 1302 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width, wxDouble height ) : wxGraphicsContext(renderer) |
b7b40adb | 1303 | { |
783d8bdf | 1304 | Init(); |
549be226 | 1305 | SetNativeContext(cgcontext); |
6239ee05 SC |
1306 | m_width = width; |
1307 | m_height = height; | |
b7b40adb | 1308 | } |
50581042 | 1309 | |
b7b40adb SC |
1310 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window ): wxGraphicsContext(renderer) |
1311 | { | |
783d8bdf VZ |
1312 | Init(); |
1313 | m_windowRef = window; | |
b7b40adb | 1314 | } |
50581042 | 1315 | |
b7b40adb SC |
1316 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ): wxGraphicsContext(renderer) |
1317 | { | |
783d8bdf VZ |
1318 | Init(); |
1319 | m_windowRef = (WindowRef) window->MacGetTopLevelWindowRef(); | |
549be226 SC |
1320 | int originX , originY; |
1321 | originX = originY = 0; | |
1322 | window->MacWindowToRootWindow( &originX , &originY ); | |
1323 | Rect bounds; | |
1324 | GetWindowBounds( m_windowRef, kWindowContentRgn, &bounds ); | |
1325 | ||
1326 | m_windowTransform = CGAffineTransformMakeTranslation( 0 , bounds.bottom - bounds.top ); | |
1327 | m_windowTransform = CGAffineTransformScale( m_windowTransform , 1 , -1 ); | |
1328 | m_windowTransform = CGAffineTransformTranslate( m_windowTransform, originX, originY ) ; | |
b7b40adb | 1329 | } |
50581042 | 1330 | |
b7b40adb SC |
1331 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext(wxGraphicsRenderer* renderer) : wxGraphicsContext(renderer) |
1332 | { | |
783d8bdf | 1333 | Init(); |
b7b40adb | 1334 | } |
50581042 | 1335 | |
b7b40adb SC |
1336 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext() : wxGraphicsContext(NULL) |
1337 | { | |
783d8bdf | 1338 | Init(); |
b7b40adb SC |
1339 | wxLogDebug(wxT("Illegal Constructor called")); |
1340 | } | |
50581042 | 1341 | |
b7b40adb SC |
1342 | wxMacCoreGraphicsContext::~wxMacCoreGraphicsContext() |
1343 | { | |
549be226 | 1344 | SetNativeContext(NULL); |
b7b40adb | 1345 | } |
50581042 | 1346 | |
6239ee05 SC |
1347 | void wxMacCoreGraphicsContext::GetSize( wxDouble* width, wxDouble* height) |
1348 | { | |
1349 | *width = m_width; | |
1350 | *height = m_height; | |
1351 | } | |
1352 | ||
1353 | ||
1354 | void wxMacCoreGraphicsContext::StartPage( wxDouble width, wxDouble height ) | |
1355 | { | |
1356 | CGRect r; | |
1357 | if ( width != 0 && height != 0) | |
1358 | r = CGRectMake( 0 , 0 , width , height ); | |
1359 | else | |
1360 | r = CGRectMake( 0 , 0 , m_width , m_height ); | |
1361 | ||
1362 | CGContextBeginPage(m_cgContext, &r ); | |
1363 | // CGContextTranslateCTM( m_cgContext , 0 , height == 0 ? m_height : height ); | |
1364 | // CGContextScaleCTM( m_cgContext , 1 , -1 ); | |
1365 | } | |
1366 | ||
1367 | void wxMacCoreGraphicsContext::EndPage() | |
1368 | { | |
1369 | CGContextEndPage(m_cgContext); | |
1370 | } | |
1371 | ||
1372 | void wxMacCoreGraphicsContext::Flush() | |
1373 | { | |
1374 | CGContextFlush(m_cgContext); | |
1375 | } | |
1376 | ||
b7b40adb SC |
1377 | void wxMacCoreGraphicsContext::EnsureIsValid() |
1378 | { | |
783d8bdf VZ |
1379 | if ( !m_cgContext ) |
1380 | { | |
6239ee05 SC |
1381 | OSStatus status = |
1382 | #ifndef __LP64__ | |
1383 | QDBeginCGContext( GetWindowPort( m_windowRef ) , &m_cgContext ); | |
1384 | #else | |
1385 | paramErr; | |
1386 | #endif | |
783d8bdf | 1387 | wxASSERT_MSG( status == noErr , wxT("Cannot nest wxDCs on the same window") ); |
549be226 SC |
1388 | |
1389 | CGContextConcatCTM( m_cgContext, m_windowTransform ); | |
69541a2e SC |
1390 | CGContextSaveGState( m_cgContext ); |
1391 | m_releaseContext = true; | |
1392 | if ( !HIShapeIsEmpty(m_clipRgn) ) | |
1393 | { | |
1acf0e5c SC |
1394 | // the clip region is in device coordinates, so we convert this again to user coordinates |
1395 | wxMacCFRefHolder<HIMutableShapeRef> hishape ; | |
1396 | hishape.Set( HIShapeCreateMutableCopy( m_clipRgn ) ); | |
1397 | CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero,m_windowTransform); | |
1398 | HIShapeOffset( hishape, -transformedOrigin.x, -transformedOrigin.y ); | |
1399 | HIShapeReplacePathInCGContext( hishape, m_cgContext ); | |
69541a2e SC |
1400 | CGContextClip( m_cgContext ); |
1401 | } | |
1402 | CGContextSaveGState( m_cgContext ); | |
1403 | } | |
b7b40adb | 1404 | } |
50581042 | 1405 | |
6239ee05 SC |
1406 | // TODO test whether the private CGContextSetCompositeOperation works under 10.3 (using NSCompositingModes) |
1407 | ||
277ccdaf SC |
1408 | bool wxMacCoreGraphicsContext::SetLogicalFunction( int function ) |
1409 | { | |
1410 | if (m_logicalFunction == function) | |
1411 | return true; | |
1412 | ||
1413 | EnsureIsValid(); | |
1414 | ||
1415 | bool retval = false; | |
1416 | ||
1417 | if ( function == wxCOPY ) | |
1418 | { | |
1419 | retval = true; | |
e1673e52 | 1420 | CGContextSetBlendMode( m_cgContext, kCGBlendModeNormal ); |
277ccdaf SC |
1421 | } |
1422 | else if ( function == wxINVERT || function == wxXOR ) | |
1423 | { | |
e1673e52 SC |
1424 | // change color to white |
1425 | CGContextSetBlendMode( m_cgContext, kCGBlendModeExclusion ); | |
1426 | CGContextSetShouldAntialias( m_cgContext, false ); | |
1427 | retval = true; | |
277ccdaf SC |
1428 | } |
1429 | ||
1430 | if (retval) | |
1431 | m_logicalFunction = function; | |
1432 | return retval ; | |
1433 | } | |
50581042 | 1434 | |
b7b40adb SC |
1435 | void wxMacCoreGraphicsContext::Clip( const wxRegion ®ion ) |
1436 | { | |
783d8bdf VZ |
1437 | if( m_cgContext ) |
1438 | { | |
1439 | HIShapeRef shape = HIShapeCreateWithQDRgn( (RgnHandle) region.GetWXHRGN() ); | |
1440 | HIShapeReplacePathInCGContext( shape, m_cgContext ); | |
1441 | CGContextClip( m_cgContext ); | |
1442 | CFRelease( shape ); | |
1443 | } | |
1444 | else | |
1445 | { | |
1acf0e5c SC |
1446 | // this offsetting to device coords is not really correct, but since we cannot apply affine transforms |
1447 | // to regions we try at least to have correct translations | |
1448 | wxMacCFRefHolder<HIShapeRef> hishape ; | |
1449 | hishape.Set( HIShapeCreateWithQDRgn( (RgnHandle) region.GetWXHRGN() )); | |
1450 | HIMutableShapeRef mutableShape = HIShapeCreateMutableCopy( hishape ); | |
1451 | ||
1452 | CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero, m_windowTransform ); | |
1453 | HIShapeOffset( mutableShape, transformedOrigin.x, transformedOrigin.y ); | |
1454 | m_clipRgn.Set(mutableShape); | |
783d8bdf | 1455 | } |
b7b40adb | 1456 | } |
50581042 | 1457 | |
b7b40adb SC |
1458 | // clips drawings to the rect |
1459 | void wxMacCoreGraphicsContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) | |
1460 | { | |
783d8bdf VZ |
1461 | HIRect r = CGRectMake( x , y , w , h ); |
1462 | if ( m_cgContext ) | |
1463 | { | |
1464 | CGContextClipToRect( m_cgContext, r ); | |
1465 | } | |
1466 | else | |
1467 | { | |
1acf0e5c SC |
1468 | // the clipping itself must be stored as device coordinates, otherwise |
1469 | // we cannot apply it back correctly | |
1470 | r.origin= CGPointApplyAffineTransform( r.origin, m_windowTransform ); | |
783d8bdf VZ |
1471 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); |
1472 | } | |
1473 | } | |
1474 | ||
1475 | // resets the clipping to original extent | |
b7b40adb SC |
1476 | void wxMacCoreGraphicsContext::ResetClip() |
1477 | { | |
783d8bdf VZ |
1478 | if ( m_cgContext ) |
1479 | { | |
a7868cdf SC |
1480 | // there is no way for clearing the clip, we can only revert to the stored |
1481 | // state, but then we have to make sure everything else is NOT restored | |
1482 | CGAffineTransform transform = CGContextGetCTM( m_cgContext ); | |
783d8bdf VZ |
1483 | CGContextRestoreGState( m_cgContext ); |
1484 | CGContextSaveGState( m_cgContext ); | |
a7868cdf SC |
1485 | CGAffineTransform transformNew = CGContextGetCTM( m_cgContext ); |
1486 | transformNew = CGAffineTransformInvert( transformNew ) ; | |
1487 | CGContextConcatCTM( m_cgContext, transformNew); | |
1488 | CGContextConcatCTM( m_cgContext, transform); | |
783d8bdf VZ |
1489 | } |
1490 | else | |
1491 | { | |
b7b40adb SC |
1492 | HIRect r = CGRectMake(0,0,0,0); |
1493 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); | |
783d8bdf | 1494 | } |
b7b40adb | 1495 | } |
50581042 | 1496 | |
e3ff3591 | 1497 | void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath &path ) |
b7b40adb | 1498 | { |
a26b7ab2 | 1499 | if ( m_pen.IsNull() ) |
b7b40adb | 1500 | return ; |
50581042 | 1501 | |
783d8bdf VZ |
1502 | EnsureIsValid(); |
1503 | ||
6239ee05 | 1504 | wxQuartzOffsetHelper helper( m_cgContext , ShouldOffset() ); |
50581042 | 1505 | |
a26b7ab2 | 1506 | ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this); |
e3ff3591 | 1507 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1508 | CGContextStrokePath( m_cgContext ); |
b7b40adb | 1509 | } |
50581042 | 1510 | |
e3ff3591 | 1511 | void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath &path , int fillStyle ) |
783d8bdf | 1512 | { |
a26b7ab2 | 1513 | if ( !m_brush.IsNull() && ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) |
b7b40adb SC |
1514 | { |
1515 | // when using shading, we cannot draw pen and brush at the same time | |
1516 | // revert to the base implementation of first filling and then stroking | |
1517 | wxGraphicsContext::DrawPath( path, fillStyle ); | |
1518 | return; | |
1519 | } | |
783d8bdf | 1520 | |
b7b40adb | 1521 | CGPathDrawingMode mode = kCGPathFill ; |
a26b7ab2 | 1522 | if ( m_brush.IsNull() ) |
b7b40adb | 1523 | { |
a26b7ab2 | 1524 | if ( m_pen.IsNull() ) |
b7b40adb SC |
1525 | return; |
1526 | else | |
1527 | mode = kCGPathStroke; | |
1528 | } | |
1529 | else | |
1530 | { | |
a26b7ab2 | 1531 | if ( m_pen.IsNull() ) |
b7b40adb SC |
1532 | { |
1533 | if ( fillStyle == wxODDEVEN_RULE ) | |
1534 | mode = kCGPathEOFill; | |
1535 | else | |
1536 | mode = kCGPathFill; | |
1537 | } | |
1538 | else | |
1539 | { | |
1540 | if ( fillStyle == wxODDEVEN_RULE ) | |
1541 | mode = kCGPathEOFillStroke; | |
1542 | else | |
1543 | mode = kCGPathFillStroke; | |
1544 | } | |
1545 | } | |
783d8bdf VZ |
1546 | |
1547 | EnsureIsValid(); | |
50581042 | 1548 | |
a26b7ab2 SC |
1549 | if ( !m_brush.IsNull() ) |
1550 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); | |
1551 | if ( !m_pen.IsNull() ) | |
1552 | ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this); | |
50581042 | 1553 | |
6239ee05 | 1554 | wxQuartzOffsetHelper helper( m_cgContext , ShouldOffset() ); |
50581042 | 1555 | |
e3ff3591 | 1556 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1557 | CGContextDrawPath( m_cgContext , mode ); |
b7b40adb | 1558 | } |
50581042 | 1559 | |
e3ff3591 | 1560 | void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath &path , int fillStyle ) |
b7b40adb | 1561 | { |
a26b7ab2 | 1562 | if ( m_brush.IsNull() ) |
b7b40adb | 1563 | return; |
783d8bdf VZ |
1564 | |
1565 | EnsureIsValid(); | |
1566 | ||
a26b7ab2 | 1567 | if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) |
b7b40adb SC |
1568 | { |
1569 | CGContextSaveGState( m_cgContext ); | |
e3ff3591 | 1570 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1571 | CGContextClip( m_cgContext ); |
a26b7ab2 | 1572 | CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() ); |
b7b40adb SC |
1573 | CGContextRestoreGState( m_cgContext); |
1574 | } | |
1575 | else | |
783d8bdf | 1576 | { |
a26b7ab2 | 1577 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); |
e3ff3591 | 1578 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb SC |
1579 | if ( fillStyle == wxODDEVEN_RULE ) |
1580 | CGContextEOFillPath( m_cgContext ); | |
1581 | else | |
1582 | CGContextFillPath( m_cgContext ); | |
50581042 SC |
1583 | } |
1584 | } | |
1585 | ||
b7b40adb | 1586 | void wxMacCoreGraphicsContext::SetNativeContext( CGContextRef cg ) |
50581042 | 1587 | { |
b7b40adb SC |
1588 | // we allow either setting or clearing but not replacing |
1589 | wxASSERT( m_cgContext == NULL || cg == NULL ); | |
50581042 | 1590 | |
549be226 SC |
1591 | if ( m_cgContext ) |
1592 | { | |
1593 | // TODO : when is this necessary - should we add a Flush() method ? CGContextSynchronize( m_cgContext ); | |
1594 | CGContextRestoreGState( m_cgContext ); | |
1595 | CGContextRestoreGState( m_cgContext ); | |
1596 | if ( m_releaseContext ) | |
6239ee05 SC |
1597 | { |
1598 | #ifndef __LP64__ | |
549be226 | 1599 | QDEndCGContext( GetWindowPort( m_windowRef ) , &m_cgContext); |
6239ee05 SC |
1600 | #endif |
1601 | } | |
549be226 SC |
1602 | else |
1603 | CGContextRelease(m_cgContext); | |
1604 | } | |
1605 | ||
1606 | ||
b7b40adb | 1607 | m_cgContext = cg; |
549be226 SC |
1608 | |
1609 | // FIXME: This check is needed because currently we need to use a DC/GraphicsContext | |
783d8bdf | 1610 | // in order to get font properties, like wxFont::GetPixelSize, but since we don't have |
549be226 SC |
1611 | // a native window attached to use, I create a wxGraphicsContext with a NULL CGContextRef |
1612 | // for this one operation. | |
783d8bdf | 1613 | |
549be226 | 1614 | // When wxFont::GetPixelSize on Mac no longer needs a graphics context, this check |
783d8bdf | 1615 | // can be removed. |
549be226 SC |
1616 | if (m_cgContext) |
1617 | { | |
1618 | CGContextRetain(m_cgContext); | |
1619 | CGContextSaveGState( m_cgContext ); | |
1620 | CGContextSaveGState( m_cgContext ); | |
783d8bdf | 1621 | m_releaseContext = false; |
549be226 | 1622 | } |
b7b40adb | 1623 | } |
50581042 | 1624 | |
783d8bdf | 1625 | void wxMacCoreGraphicsContext::Translate( wxDouble dx , wxDouble dy ) |
b7b40adb | 1626 | { |
783d8bdf | 1627 | if ( m_cgContext ) |
549be226 SC |
1628 | CGContextTranslateCTM( m_cgContext, dx, dy ); |
1629 | else | |
1630 | m_windowTransform = CGAffineTransformTranslate(m_windowTransform,dx,dy); | |
b7b40adb | 1631 | } |
50581042 | 1632 | |
b7b40adb SC |
1633 | void wxMacCoreGraphicsContext::Scale( wxDouble xScale , wxDouble yScale ) |
1634 | { | |
783d8bdf | 1635 | if ( m_cgContext ) |
549be226 SC |
1636 | CGContextScaleCTM( m_cgContext , xScale , yScale ); |
1637 | else | |
1638 | m_windowTransform = CGAffineTransformScale(m_windowTransform,xScale,yScale); | |
b7b40adb | 1639 | } |
50581042 | 1640 | |
b7b40adb SC |
1641 | void wxMacCoreGraphicsContext::Rotate( wxDouble angle ) |
1642 | { | |
783d8bdf | 1643 | if ( m_cgContext ) |
549be226 SC |
1644 | CGContextRotateCTM( m_cgContext , angle ); |
1645 | else | |
1646 | m_windowTransform = CGAffineTransformRotate(m_windowTransform,angle); | |
b7b40adb | 1647 | } |
50581042 | 1648 | |
783d8bdf | 1649 | void wxMacCoreGraphicsContext::DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
b7b40adb | 1650 | { |
783d8bdf VZ |
1651 | EnsureIsValid(); |
1652 | ||
968c951f | 1653 | CGImageRef image = (CGImageRef)( bmp.CreateCGImage() ); |
b7b40adb | 1654 | HIRect r = CGRectMake( x , y , w , h ); |
5f547a58 SC |
1655 | if ( bmp.GetDepth() == 1 ) |
1656 | { | |
1657 | // is is a mask, the '1' in the mask tell where to draw the current brush | |
1658 | if ( !m_brush.IsNull() ) | |
1659 | { | |
1660 | if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) | |
1661 | { | |
1662 | // TODO clip to mask | |
1663 | /* | |
1664 | CGContextSaveGState( m_cgContext ); | |
1665 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); | |
1666 | CGContextClip( m_cgContext ); | |
1667 | CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() ); | |
1668 | CGContextRestoreGState( m_cgContext); | |
1669 | */ | |
1670 | } | |
1671 | else | |
1672 | { | |
1673 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); | |
276ee533 | 1674 | wxMacDrawCGImage( m_cgContext , &r , image ); |
5f547a58 SC |
1675 | } |
1676 | } | |
1677 | } | |
1678 | else | |
1679 | { | |
276ee533 | 1680 | wxMacDrawCGImage( m_cgContext , &r , image ); |
5f547a58 | 1681 | } |
b7b40adb SC |
1682 | CGImageRelease( image ); |
1683 | } | |
50581042 | 1684 | |
783d8bdf | 1685 | void wxMacCoreGraphicsContext::DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
b7b40adb | 1686 | { |
783d8bdf VZ |
1687 | EnsureIsValid(); |
1688 | ||
b7b40adb SC |
1689 | CGRect r = CGRectMake( 00 , 00 , w , h ); |
1690 | CGContextSaveGState( m_cgContext ); | |
1691 | CGContextTranslateCTM( m_cgContext, x , y + h ); | |
1692 | CGContextScaleCTM( m_cgContext, 1, -1 ); | |
1693 | PlotIconRefInContext( m_cgContext , &r , kAlignNone , kTransformNone , | |
1694 | NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ); | |
1695 | CGContextRestoreGState( m_cgContext ); | |
1696 | } | |
50581042 | 1697 | |
b7b40adb SC |
1698 | void wxMacCoreGraphicsContext::PushState() |
1699 | { | |
783d8bdf VZ |
1700 | EnsureIsValid(); |
1701 | ||
b7b40adb SC |
1702 | CGContextSaveGState( m_cgContext ); |
1703 | } | |
50581042 | 1704 | |
783d8bdf | 1705 | void wxMacCoreGraphicsContext::PopState() |
b7b40adb | 1706 | { |
783d8bdf VZ |
1707 | EnsureIsValid(); |
1708 | ||
b7b40adb | 1709 | CGContextRestoreGState( m_cgContext ); |
50581042 SC |
1710 | } |
1711 | ||
783d8bdf | 1712 | void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y ) |
50581042 SC |
1713 | { |
1714 | DrawText(str, x, y, 0.0); | |
1715 | } | |
1716 | ||
783d8bdf | 1717 | void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle ) |
50581042 | 1718 | { |
a26b7ab2 | 1719 | if ( m_font.IsNull() ) |
b7b40adb | 1720 | return; |
783d8bdf VZ |
1721 | |
1722 | EnsureIsValid(); | |
1723 | ||
50581042 SC |
1724 | OSStatus status = noErr; |
1725 | ATSUTextLayout atsuLayout; | |
1726 | UniCharCount chars = str.length(); | |
1727 | UniChar* ubuf = NULL; | |
1728 | ||
1729 | #if SIZEOF_WCHAR_T == 4 | |
1730 | wxMBConvUTF16 converter; | |
1731 | #if wxUSE_UNICODE | |
1732 | size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ); | |
1733 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1734 | converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ); | |
1735 | #else | |
1736 | const wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1737 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1738 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1739 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1740 | #endif | |
1741 | chars = unicharlen / 2; | |
1742 | #else | |
1743 | #if wxUSE_UNICODE | |
1744 | ubuf = (UniChar*) str.wc_str(); | |
1745 | #else | |
1746 | wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1747 | chars = wxWcslen( wchar.data() ); | |
1748 | ubuf = (UniChar*) wchar.data(); | |
1749 | #endif | |
1750 | #endif | |
1751 | ||
a26b7ab2 | 1752 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
50581042 | 1753 | status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1754 | &chars , &style , &atsuLayout ); |
50581042 SC |
1755 | |
1756 | wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") ); | |
1757 | ||
1758 | status = ::ATSUSetTransientFontMatching( atsuLayout , true ); | |
1759 | wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") ); | |
1760 | ||
1761 | int iAngle = int( angle * RAD2DEG ); | |
1762 | if ( abs(iAngle) > 0 ) | |
1763 | { | |
1764 | Fixed atsuAngle = IntToFixed( iAngle ); | |
1765 | ATSUAttributeTag atsuTags[] = | |
1766 | { | |
1767 | kATSULineRotationTag , | |
1768 | }; | |
1769 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1770 | { | |
1771 | sizeof( Fixed ) , | |
1772 | }; | |
1773 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1774 | { | |
1775 | &atsuAngle , | |
1776 | }; | |
1777 | status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag), | |
1778 | atsuTags, atsuSizes, atsuValues ); | |
1779 | } | |
1780 | ||
1781 | { | |
1782 | ATSUAttributeTag atsuTags[] = | |
1783 | { | |
1784 | kATSUCGContextTag , | |
1785 | }; | |
1786 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1787 | { | |
1788 | sizeof( CGContextRef ) , | |
1789 | }; | |
1790 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1791 | { | |
1792 | &m_cgContext , | |
1793 | }; | |
1794 | status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag), | |
1795 | atsuTags, atsuSizes, atsuValues ); | |
1796 | } | |
1797 | ||
1798 | ATSUTextMeasurement textBefore, textAfter; | |
1799 | ATSUTextMeasurement ascent, descent; | |
1800 | ||
1801 | status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1802 | &textBefore , &textAfter, &ascent , &descent ); | |
1803 | ||
1804 | wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); | |
1805 | ||
1806 | Rect rect; | |
74b357dd SC |
1807 | x += (int)(sin(angle) * FixedToInt(ascent)); |
1808 | y += (int)(cos(angle) * FixedToInt(ascent)); | |
50581042 SC |
1809 | |
1810 | status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1811 | IntToFixed(x) , IntToFixed(y) , &rect ); | |
1812 | wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); | |
1813 | ||
1814 | CGContextSaveGState(m_cgContext); | |
1815 | CGContextTranslateCTM(m_cgContext, x, y); | |
1816 | CGContextScaleCTM(m_cgContext, 1, -1); | |
1817 | status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1818 | IntToFixed(0) , IntToFixed(0) ); | |
1819 | ||
1820 | wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") ); | |
1821 | ||
1822 | CGContextRestoreGState(m_cgContext); | |
1823 | ||
1824 | ::ATSUDisposeTextLayout(atsuLayout); | |
1825 | ||
1826 | #if SIZEOF_WCHAR_T == 4 | |
1827 | free( ubuf ); | |
1828 | #endif | |
1829 | } | |
783d8bdf | 1830 | |
50581042 SC |
1831 | void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height, |
1832 | wxDouble *descent, wxDouble *externalLeading ) const | |
1833 | { | |
a26b7ab2 | 1834 | wxCHECK_RET( !m_font.IsNull(), wxT("wxDC(cg)::DoGetTextExtent - no valid font set") ); |
50581042 | 1835 | |
6239ee05 SC |
1836 | if ( width ) |
1837 | *width = 0; | |
1838 | if ( height ) | |
1839 | *height = 0; | |
1840 | if ( descent ) | |
1841 | *descent = 0; | |
1842 | if ( externalLeading ) | |
1843 | *externalLeading = 0; | |
1844 | ||
1845 | if (str.empty()) | |
1846 | return; | |
1847 | ||
50581042 | 1848 | OSStatus status = noErr; |
783d8bdf | 1849 | |
50581042 SC |
1850 | ATSUTextLayout atsuLayout; |
1851 | UniCharCount chars = str.length(); | |
1852 | UniChar* ubuf = NULL; | |
1853 | ||
1854 | #if SIZEOF_WCHAR_T == 4 | |
1855 | wxMBConvUTF16 converter; | |
1856 | #if wxUSE_UNICODE | |
1857 | size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ); | |
1858 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1859 | converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ); | |
1860 | #else | |
1861 | const wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1862 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1863 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1864 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1865 | #endif | |
1866 | chars = unicharlen / 2; | |
1867 | #else | |
1868 | #if wxUSE_UNICODE | |
1869 | ubuf = (UniChar*) str.wc_str(); | |
1870 | #else | |
1871 | wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1872 | chars = wxWcslen( wchar.data() ); | |
1873 | ubuf = (UniChar*) wchar.data(); | |
1874 | #endif | |
1875 | #endif | |
1876 | ||
a26b7ab2 | 1877 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
50581042 | 1878 | status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1879 | &chars , &style , &atsuLayout ); |
50581042 SC |
1880 | |
1881 | wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") ); | |
1882 | ||
1883 | ATSUTextMeasurement textBefore, textAfter; | |
1884 | ATSUTextMeasurement textAscent, textDescent; | |
1885 | ||
1886 | status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1887 | &textBefore , &textAfter, &textAscent , &textDescent ); | |
1888 | ||
1889 | if ( height ) | |
1890 | *height = FixedToInt(textAscent + textDescent); | |
1891 | if ( descent ) | |
1892 | *descent = FixedToInt(textDescent); | |
1893 | if ( externalLeading ) | |
1894 | *externalLeading = 0; | |
1895 | if ( width ) | |
1896 | *width = FixedToInt(textAfter - textBefore); | |
1897 | ||
1898 | ::ATSUDisposeTextLayout(atsuLayout); | |
b9d495a0 SC |
1899 | #if SIZEOF_WCHAR_T == 4 |
1900 | free( ubuf ) ; | |
1901 | #endif | |
50581042 SC |
1902 | } |
1903 | ||
783d8bdf | 1904 | void wxMacCoreGraphicsContext::GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const |
50581042 SC |
1905 | { |
1906 | widths.Empty(); | |
1907 | widths.Add(0, text.length()); | |
1908 | ||
1909 | if (text.empty()) | |
1910 | return; | |
1911 | ||
1912 | ATSUTextLayout atsuLayout; | |
1913 | UniCharCount chars = text.length(); | |
1914 | UniChar* ubuf = NULL; | |
1915 | ||
1916 | #if SIZEOF_WCHAR_T == 4 | |
1917 | wxMBConvUTF16 converter; | |
1918 | #if wxUSE_UNICODE | |
1919 | size_t unicharlen = converter.WC2MB( NULL , text.wc_str() , 0 ); | |
1920 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1921 | converter.WC2MB( (char*) ubuf , text.wc_str(), unicharlen + 2 ); | |
1922 | #else | |
1923 | const wxWCharBuffer wchar = text.wc_str( wxConvLocal ); | |
1924 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1925 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1926 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1927 | #endif | |
1928 | chars = unicharlen / 2; | |
1929 | #else | |
1930 | #if wxUSE_UNICODE | |
1931 | ubuf = (UniChar*) text.wc_str(); | |
1932 | #else | |
1933 | wxWCharBuffer wchar = text.wc_str( wxConvLocal ); | |
1934 | chars = wxWcslen( wchar.data() ); | |
1935 | ubuf = (UniChar*) wchar.data(); | |
1936 | #endif | |
1937 | #endif | |
1938 | ||
a26b7ab2 | 1939 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
83b96a06 | 1940 | ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1941 | &chars , &style , &atsuLayout ); |
50581042 SC |
1942 | |
1943 | for ( int pos = 0; pos < (int)chars; pos ++ ) | |
1944 | { | |
1945 | unsigned long actualNumberOfBounds = 0; | |
1946 | ATSTrapezoid glyphBounds; | |
1947 | ||
1948 | // We get a single bound, since the text should only require one. If it requires more, there is an issue | |
1949 | OSStatus result; | |
1950 | result = ATSUGetGlyphBounds( atsuLayout, 0, 0, kATSUFromTextBeginning, pos + 1, | |
1951 | kATSUseDeviceOrigins, 1, &glyphBounds, &actualNumberOfBounds ); | |
1952 | if (result != noErr || actualNumberOfBounds != 1 ) | |
1953 | return; | |
1954 | ||
1955 | widths[pos] = FixedToInt( glyphBounds.upperRight.x - glyphBounds.upperLeft.x ); | |
1956 | //unsigned char uch = s[i]; | |
1957 | } | |
1958 | ||
1959 | ::ATSUDisposeTextLayout(atsuLayout); | |
b9d495a0 SC |
1960 | #if SIZEOF_WCHAR_T == 4 |
1961 | free( ubuf ) ; | |
1962 | #endif | |
50581042 SC |
1963 | } |
1964 | ||
783d8bdf | 1965 | void * wxMacCoreGraphicsContext::GetNativeContext() |
50581042 | 1966 | { |
783d8bdf | 1967 | return m_cgContext; |
b7b40adb | 1968 | } |
50581042 | 1969 | |
b7b40adb | 1970 | // concatenates this transform with the current transform of this context |
e3ff3591 | 1971 | void wxMacCoreGraphicsContext::ConcatTransform( const wxGraphicsMatrix& matrix ) |
b7b40adb | 1972 | { |
549be226 SC |
1973 | if ( m_cgContext ) |
1974 | CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
1975 | else | |
1976 | m_windowTransform = CGAffineTransformConcat(m_windowTransform, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
b7b40adb | 1977 | } |
50581042 | 1978 | |
b7b40adb | 1979 | // sets the transform of this context |
e3ff3591 | 1980 | void wxMacCoreGraphicsContext::SetTransform( const wxGraphicsMatrix& matrix ) |
b7b40adb | 1981 | { |
549be226 SC |
1982 | if ( m_cgContext ) |
1983 | { | |
1984 | CGAffineTransform transform = CGContextGetCTM( m_cgContext ); | |
1985 | transform = CGAffineTransformInvert( transform ) ; | |
1986 | CGContextConcatCTM( m_cgContext, transform); | |
1987 | CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
1988 | } | |
1989 | else | |
1990 | { | |
1991 | m_windowTransform = *(CGAffineTransform*) matrix.GetNativeMatrix(); | |
1992 | } | |
b7b40adb | 1993 | } |
50581042 | 1994 | |
b7b40adb | 1995 | // gets the matrix of this context |
e3ff3591 | 1996 | wxGraphicsMatrix wxMacCoreGraphicsContext::GetTransform() const |
b7b40adb | 1997 | { |
daa6105f | 1998 | wxGraphicsMatrix m = CreateMatrix(); |
549be226 SC |
1999 | *((CGAffineTransform*) m.GetNativeMatrix()) = ( m_cgContext == NULL ? m_windowTransform : |
2000 | CGContextGetCTM( m_cgContext )); | |
daa6105f | 2001 | return m; |
b7b40adb | 2002 | } |
50581042 | 2003 | |
b7b40adb SC |
2004 | // |
2005 | // Renderer | |
2006 | // | |
50581042 | 2007 | |
b7b40adb SC |
2008 | //----------------------------------------------------------------------------- |
2009 | // wxMacCoreGraphicsRenderer declaration | |
2010 | //----------------------------------------------------------------------------- | |
50581042 | 2011 | |
b7b40adb SC |
2012 | class WXDLLIMPEXP_CORE wxMacCoreGraphicsRenderer : public wxGraphicsRenderer |
2013 | { | |
2014 | public : | |
2015 | wxMacCoreGraphicsRenderer() {} | |
50581042 | 2016 | |
b7b40adb SC |
2017 | virtual ~wxMacCoreGraphicsRenderer() {} |
2018 | ||
783d8bdf VZ |
2019 | // Context |
2020 | ||
2021 | virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc); | |
b7b40adb | 2022 | |
783d8bdf | 2023 | virtual wxGraphicsContext * CreateContextFromNativeContext( void * context ); |
b7b40adb | 2024 | |
783d8bdf | 2025 | virtual wxGraphicsContext * CreateContextFromNativeWindow( void * window ); |
b7b40adb | 2026 | |
783d8bdf | 2027 | virtual wxGraphicsContext * CreateContext( wxWindow* window ); |
ad667945 SC |
2028 | |
2029 | virtual wxGraphicsContext * CreateMeasuringContext(); | |
783d8bdf VZ |
2030 | |
2031 | // Path | |
b7b40adb | 2032 | |
e3ff3591 | 2033 | virtual wxGraphicsPath CreatePath(); |
b7b40adb | 2034 | |
783d8bdf VZ |
2035 | // Matrix |
2036 | ||
2037 | virtual wxGraphicsMatrix CreateMatrix( wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, | |
2038 | wxDouble tx=0.0, wxDouble ty=0.0); | |
b7b40adb SC |
2039 | |
2040 | ||
a26b7ab2 | 2041 | virtual wxGraphicsPen CreatePen(const wxPen& pen) ; |
783d8bdf | 2042 | |
a26b7ab2 | 2043 | virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ; |
783d8bdf | 2044 | |
b7b40adb | 2045 | // sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 |
783d8bdf | 2046 | virtual wxGraphicsBrush CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
b7b40adb SC |
2047 | const wxColour&c1, const wxColour&c2) ; |
2048 | ||
783d8bdf | 2049 | // sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) |
b7b40adb | 2050 | // with radius r and color cColor |
a26b7ab2 | 2051 | virtual wxGraphicsBrush CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, |
b7b40adb SC |
2052 | const wxColour &oColor, const wxColour &cColor) ; |
2053 | ||
2054 | // sets the font | |
a26b7ab2 | 2055 | virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ; |
b7b40adb SC |
2056 | |
2057 | private : | |
2058 | DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsRenderer) | |
2059 | } ; | |
2060 | ||
2061 | //----------------------------------------------------------------------------- | |
2062 | // wxMacCoreGraphicsRenderer implementation | |
2063 | //----------------------------------------------------------------------------- | |
2064 | ||
2065 | IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsRenderer,wxGraphicsRenderer) | |
2066 | ||
2067 | static wxMacCoreGraphicsRenderer gs_MacCoreGraphicsRenderer; | |
2068 | ||
2069 | wxGraphicsRenderer* wxGraphicsRenderer::GetDefaultRenderer() | |
2070 | { | |
783d8bdf | 2071 | return &gs_MacCoreGraphicsRenderer; |
50581042 SC |
2072 | } |
2073 | ||
b7b40adb SC |
2074 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( const wxWindowDC& dc) |
2075 | { | |
d9485f89 RD |
2076 | wxMemoryDC* mdc = wxDynamicCast(&dc, wxMemoryDC); |
2077 | if ( mdc ) | |
2078 | { | |
2079 | return new wxMacCoreGraphicsContext(this, | |
2080 | (CGContextRef)mdc->GetGraphicsContext()->GetNativeContext()); | |
2081 | } | |
2082 | else | |
2083 | { | |
2084 | return new wxMacCoreGraphicsContext(this,(CGContextRef)dc.GetWindow()->MacGetCGContextRef() ); | |
2085 | } | |
b7b40adb SC |
2086 | } |
2087 | ||
2088 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeContext( void * context ) | |
2089 | { | |
2090 | return new wxMacCoreGraphicsContext(this,(CGContextRef)context); | |
2091 | } | |
2092 | ||
2093 | ||
2094 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeWindow( void * window ) | |
2095 | { | |
2096 | return new wxMacCoreGraphicsContext(this,(WindowRef)window); | |
2097 | } | |
2098 | ||
2099 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( wxWindow* window ) | |
2100 | { | |
783d8bdf | 2101 | return new wxMacCoreGraphicsContext(this, window ); |
b7b40adb SC |
2102 | } |
2103 | ||
ad667945 SC |
2104 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateMeasuringContext() |
2105 | { | |
2106 | return new wxMacCoreGraphicsContext(this); | |
2107 | } | |
2108 | ||
b7b40adb SC |
2109 | // Path |
2110 | ||
e3ff3591 | 2111 | wxGraphicsPath wxMacCoreGraphicsRenderer::CreatePath() |
b7b40adb | 2112 | { |
e3ff3591 SC |
2113 | wxGraphicsPath m; |
2114 | m.SetRefData( new wxMacCoreGraphicsPathData(this)); | |
2115 | return m; | |
b7b40adb SC |
2116 | } |
2117 | ||
2118 | ||
2119 | // Matrix | |
2120 | ||
783d8bdf VZ |
2121 | wxGraphicsMatrix wxMacCoreGraphicsRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d, |
2122 | wxDouble tx, wxDouble ty) | |
1056ddcf | 2123 | { |
e3ff3591 SC |
2124 | wxGraphicsMatrix m; |
2125 | wxMacCoreGraphicsMatrixData* data = new wxMacCoreGraphicsMatrixData( this ); | |
2126 | data->Set( a,b,c,d,tx,ty ) ; | |
2127 | m.SetRefData(data); | |
b7b40adb SC |
2128 | return m; |
2129 | } | |
2130 | ||
783d8bdf | 2131 | wxGraphicsPen wxMacCoreGraphicsRenderer::CreatePen(const wxPen& pen) |
b7b40adb SC |
2132 | { |
2133 | if ( !pen.Ok() || pen.GetStyle() == wxTRANSPARENT ) | |
a26b7ab2 | 2134 | return wxNullGraphicsPen; |
b7b40adb | 2135 | else |
a26b7ab2 SC |
2136 | { |
2137 | wxGraphicsPen p; | |
2138 | p.SetRefData(new wxMacCoreGraphicsPenData( this, pen )); | |
2139 | return p; | |
2140 | } | |
1056ddcf SC |
2141 | } |
2142 | ||
783d8bdf | 2143 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateBrush(const wxBrush& brush ) |
50581042 | 2144 | { |
b7b40adb | 2145 | if ( !brush.Ok() || brush.GetStyle() == wxTRANSPARENT ) |
a26b7ab2 | 2146 | return wxNullGraphicsBrush; |
b7b40adb | 2147 | else |
a26b7ab2 SC |
2148 | { |
2149 | wxGraphicsBrush p; | |
2150 | p.SetRefData(new wxMacCoreGraphicsBrushData( this, brush )); | |
2151 | return p; | |
2152 | } | |
50581042 SC |
2153 | } |
2154 | ||
b7b40adb | 2155 | // sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 |
783d8bdf VZ |
2156 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
2157 | const wxColour&c1, const wxColour&c2) | |
1056ddcf | 2158 | { |
a26b7ab2 SC |
2159 | wxGraphicsBrush p; |
2160 | wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this ); | |
2161 | d->CreateLinearGradientBrush(x1, y1, x2, y2, c1, c2); | |
2162 | p.SetRefData(d); | |
2163 | return p; | |
1056ddcf SC |
2164 | } |
2165 | ||
783d8bdf | 2166 | // sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) |
b7b40adb | 2167 | // with radius r and color cColor |
a26b7ab2 | 2168 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, |
783d8bdf | 2169 | const wxColour &oColor, const wxColour &cColor) |
1056ddcf | 2170 | { |
a26b7ab2 SC |
2171 | wxGraphicsBrush p; |
2172 | wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this ); | |
2173 | d->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor); | |
2174 | p.SetRefData(d); | |
2175 | return p; | |
1056ddcf SC |
2176 | } |
2177 | ||
b7b40adb | 2178 | // sets the font |
783d8bdf | 2179 | wxGraphicsFont wxMacCoreGraphicsRenderer::CreateFont( const wxFont &font , const wxColour &col ) |
513b47e9 | 2180 | { |
b7b40adb | 2181 | if ( font.Ok() ) |
783d8bdf | 2182 | { |
a26b7ab2 SC |
2183 | wxGraphicsFont p; |
2184 | p.SetRefData(new wxMacCoreGraphicsFontData( this , font, col )); | |
2185 | return p; | |
2186 | } | |
b7b40adb | 2187 | else |
a26b7ab2 | 2188 | return wxNullGraphicsFont; |
513b47e9 SC |
2189 | } |
2190 |