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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 | ||
f43426c1 | 14 | #if wxUSE_GRAPHICS_CONTEXT && wxMAC_USE_CORE_GRAPHICS |
50581042 | 15 | |
83b96a06 PC |
16 | #include "wx/graphics.h" |
17 | ||
50581042 | 18 | #ifndef WX_PRECOMP |
cc5de8fe | 19 | #include "wx/dcclient.h" |
d9485f89 | 20 | #include "wx/dcmemory.h" |
50581042 | 21 | #include "wx/log.h" |
50581042 | 22 | #include "wx/region.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 | ||
38 | #if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4 | |
39 | typedef float CGFloat; | |
40 | #endif | |
277ccdaf SC |
41 | #ifndef wxMAC_USE_CORE_GRAPHICS_BLEND_MODES |
42 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 | |
43 | #define wxMAC_USE_CORE_GRAPHICS_BLEND_MODES 1 | |
44 | #else | |
45 | #define wxMAC_USE_CORE_GRAPHICS_BLEND_MODES 0 | |
46 | #endif | |
47 | #endif | |
50581042 | 48 | |
eec960fa SC |
49 | //----------------------------------------------------------------------------- |
50 | // constants | |
51 | //----------------------------------------------------------------------------- | |
52 | ||
53 | #if !defined( __DARWIN__ ) || defined(__MWERKS__) | |
54 | #ifndef M_PI | |
55 | const double M_PI = 3.14159265358979; | |
56 | #endif | |
57 | #endif | |
58 | ||
59 | static const double RAD2DEG = 180.0 / M_PI; | |
60 | ||
50581042 | 61 | // |
b7b40adb | 62 | // Pen, Brushes and Fonts |
50581042 SC |
63 | // |
64 | ||
b7b40adb SC |
65 | #pragma mark - |
66 | #pragma mark wxMacCoreGraphicsPattern, ImagePattern, HatchPattern classes | |
67 | ||
68 | // CGPattern wrapper class: always allocate on heap, never call destructor | |
69 | ||
70 | class wxMacCoreGraphicsPattern | |
50581042 | 71 | { |
50581042 | 72 | public : |
b7b40adb | 73 | wxMacCoreGraphicsPattern() {} |
50581042 | 74 | |
b7b40adb SC |
75 | // is guaranteed to be called only with a non-Null CGContextRef |
76 | virtual void Render( CGContextRef ctxRef ) = 0; | |
50581042 | 77 | |
b7b40adb | 78 | operator CGPatternRef() const { return m_patternRef; } |
50581042 | 79 | |
b7b40adb SC |
80 | protected : |
81 | virtual ~wxMacCoreGraphicsPattern() | |
82 | { | |
83 | // as this is called only when the m_patternRef is been released; | |
84 | // don't release it again | |
85 | } | |
50581042 | 86 | |
b7b40adb SC |
87 | static void _Render( void *info, CGContextRef ctxRef ) |
88 | { | |
89 | wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info; | |
90 | if ( self && ctxRef ) | |
91 | self->Render( ctxRef ); | |
92 | } | |
50581042 | 93 | |
b7b40adb SC |
94 | static void _Dispose( void *info ) |
95 | { | |
96 | wxMacCoreGraphicsPattern* self = (wxMacCoreGraphicsPattern*) info; | |
97 | delete self; | |
98 | } | |
50581042 | 99 | |
b7b40adb | 100 | CGPatternRef m_patternRef; |
50581042 | 101 | |
b7b40adb SC |
102 | static const CGPatternCallbacks ms_Callbacks; |
103 | }; | |
50581042 | 104 | |
b7b40adb | 105 | const CGPatternCallbacks wxMacCoreGraphicsPattern::ms_Callbacks = { 0, &wxMacCoreGraphicsPattern::_Render, &wxMacCoreGraphicsPattern::_Dispose }; |
50581042 | 106 | |
b7b40adb SC |
107 | class ImagePattern : public wxMacCoreGraphicsPattern |
108 | { | |
109 | public : | |
110 | ImagePattern( const wxBitmap* bmp , const CGAffineTransform& transform ) | |
111 | { | |
112 | wxASSERT( bmp && bmp->Ok() ); | |
50581042 | 113 | |
b7b40adb SC |
114 | Init( (CGImageRef) bmp->CGImageCreate() , transform ); |
115 | } | |
50581042 | 116 | |
b7b40adb SC |
117 | // ImagePattern takes ownership of CGImageRef passed in |
118 | ImagePattern( CGImageRef image , const CGAffineTransform& transform ) | |
119 | { | |
120 | if ( image ) | |
121 | CFRetain( image ); | |
122 | ||
123 | Init( image , transform ); | |
124 | } | |
125 | ||
126 | virtual void Render( CGContextRef ctxRef ) | |
127 | { | |
128 | if (m_image != NULL) | |
129 | HIViewDrawCGImage( ctxRef, &m_imageBounds, m_image ); | |
130 | } | |
131 | ||
132 | protected : | |
133 | void Init( CGImageRef image, const CGAffineTransform& transform ) | |
134 | { | |
135 | m_image = image; | |
136 | if ( m_image ) | |
137 | { | |
138 | m_imageBounds = CGRectMake( 0.0, 0.0, (CGFloat)CGImageGetWidth( m_image ), (CGFloat)CGImageGetHeight( m_image ) ); | |
139 | m_patternRef = CGPatternCreate( | |
140 | this , m_imageBounds, transform , | |
141 | m_imageBounds.size.width, m_imageBounds.size.height, | |
142 | kCGPatternTilingNoDistortion, true , &wxMacCoreGraphicsPattern::ms_Callbacks ); | |
143 | } | |
144 | } | |
145 | ||
146 | virtual ~ImagePattern() | |
147 | { | |
148 | if ( m_image ) | |
149 | CGImageRelease( m_image ); | |
150 | } | |
151 | ||
152 | CGImageRef m_image; | |
153 | CGRect m_imageBounds; | |
154 | }; | |
155 | ||
156 | class HatchPattern : public wxMacCoreGraphicsPattern | |
157 | { | |
158 | public : | |
159 | HatchPattern( int hatchstyle, const CGAffineTransform& transform ) | |
160 | { | |
161 | m_hatch = hatchstyle; | |
162 | m_imageBounds = CGRectMake( 0.0, 0.0, 8.0 , 8.0 ); | |
163 | m_patternRef = CGPatternCreate( | |
164 | this , m_imageBounds, transform , | |
165 | m_imageBounds.size.width, m_imageBounds.size.height, | |
166 | kCGPatternTilingNoDistortion, false , &wxMacCoreGraphicsPattern::ms_Callbacks ); | |
167 | } | |
168 | ||
169 | void StrokeLineSegments( CGContextRef ctxRef , const CGPoint pts[] , size_t count ) | |
170 | { | |
171 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 | |
277ccdaf | 172 | if ( CGContextStrokeLineSegments!=NULL ) |
b7b40adb SC |
173 | { |
174 | CGContextStrokeLineSegments( ctxRef , pts , count ); | |
175 | } | |
176 | else | |
177 | #endif | |
178 | { | |
179 | CGContextBeginPath( ctxRef ); | |
180 | for (size_t i = 0; i < count; i += 2) | |
181 | { | |
182 | CGContextMoveToPoint(ctxRef, pts[i].x, pts[i].y); | |
183 | CGContextAddLineToPoint(ctxRef, pts[i+1].x, pts[i+1].y); | |
184 | } | |
185 | CGContextStrokePath(ctxRef); | |
186 | } | |
187 | } | |
188 | ||
189 | virtual void Render( CGContextRef ctxRef ) | |
190 | { | |
191 | switch ( m_hatch ) | |
192 | { | |
193 | case wxBDIAGONAL_HATCH : | |
194 | { | |
195 | CGPoint pts[] = | |
196 | { | |
197 | { 8.0 , 0.0 } , { 0.0 , 8.0 } | |
198 | }; | |
199 | StrokeLineSegments( ctxRef , pts , 2 ); | |
200 | } | |
201 | break; | |
202 | ||
203 | case wxCROSSDIAG_HATCH : | |
204 | { | |
205 | CGPoint pts[] = | |
206 | { | |
207 | { 0.0 , 0.0 } , { 8.0 , 8.0 } , | |
208 | { 8.0 , 0.0 } , { 0.0 , 8.0 } | |
209 | }; | |
210 | StrokeLineSegments( ctxRef , pts , 4 ); | |
211 | } | |
212 | break; | |
213 | ||
214 | case wxFDIAGONAL_HATCH : | |
215 | { | |
216 | CGPoint pts[] = | |
217 | { | |
218 | { 0.0 , 0.0 } , { 8.0 , 8.0 } | |
219 | }; | |
220 | StrokeLineSegments( ctxRef , pts , 2 ); | |
221 | } | |
222 | break; | |
223 | ||
224 | case wxCROSS_HATCH : | |
225 | { | |
226 | CGPoint pts[] = | |
227 | { | |
228 | { 0.0 , 4.0 } , { 8.0 , 4.0 } , | |
229 | { 4.0 , 0.0 } , { 4.0 , 8.0 } , | |
230 | }; | |
231 | StrokeLineSegments( ctxRef , pts , 4 ); | |
232 | } | |
233 | break; | |
234 | ||
235 | case wxHORIZONTAL_HATCH : | |
236 | { | |
237 | CGPoint pts[] = | |
238 | { | |
239 | { 0.0 , 4.0 } , { 8.0 , 4.0 } , | |
240 | }; | |
241 | StrokeLineSegments( ctxRef , pts , 2 ); | |
242 | } | |
243 | break; | |
244 | ||
245 | case wxVERTICAL_HATCH : | |
246 | { | |
247 | CGPoint pts[] = | |
248 | { | |
249 | { 4.0 , 0.0 } , { 4.0 , 8.0 } , | |
250 | }; | |
251 | StrokeLineSegments( ctxRef , pts , 2 ); | |
252 | } | |
253 | break; | |
254 | ||
255 | default: | |
256 | break; | |
257 | } | |
258 | } | |
259 | ||
260 | protected : | |
261 | virtual ~HatchPattern() {} | |
262 | ||
263 | CGRect m_imageBounds; | |
264 | int m_hatch; | |
265 | }; | |
266 | ||
a26b7ab2 | 267 | class wxMacCoreGraphicsPenData : public wxGraphicsObjectRefData |
b7b40adb SC |
268 | { |
269 | public: | |
a26b7ab2 SC |
270 | wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ); |
271 | ~wxMacCoreGraphicsPenData(); | |
783d8bdf | 272 | |
b7b40adb SC |
273 | void Init(); |
274 | virtual void Apply( wxGraphicsContext* context ); | |
275 | virtual wxDouble GetWidth() { return m_width; } | |
783d8bdf | 276 | |
b7b40adb SC |
277 | protected : |
278 | CGLineCap m_cap; | |
279 | wxMacCFRefHolder<CGColorRef> m_color; | |
280 | wxMacCFRefHolder<CGColorSpaceRef> m_colorSpace; | |
281 | ||
282 | CGLineJoin m_join; | |
283 | CGFloat m_width; | |
783d8bdf | 284 | |
b7b40adb SC |
285 | int m_count; |
286 | const CGFloat *m_lengths; | |
287 | CGFloat *m_userLengths; | |
eec960fa | 288 | |
b7b40adb SC |
289 | |
290 | bool m_isPattern; | |
291 | wxMacCFRefHolder<CGPatternRef> m_pattern; | |
292 | CGFloat* m_patternColorComponents; | |
50581042 SC |
293 | }; |
294 | ||
a26b7ab2 SC |
295 | wxMacCoreGraphicsPenData::wxMacCoreGraphicsPenData( wxGraphicsRenderer* renderer, const wxPen &pen ) : |
296 | wxGraphicsObjectRefData( renderer ) | |
50581042 | 297 | { |
b7b40adb | 298 | Init(); |
783d8bdf VZ |
299 | |
300 | float components[4] = { pen.GetColour().Red() / 255.0 , pen.GetColour().Green() / 255.0 , | |
b7b40adb SC |
301 | pen.GetColour().Blue() / 255.0 , pen.GetColour().Alpha() / 255.0 } ; |
302 | m_color.Set( CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ) ; | |
303 | ||
304 | // TODO: * m_dc->m_scaleX | |
305 | m_width = pen.GetWidth(); | |
306 | if (m_width <= 0.0) | |
307 | m_width = 0.1; | |
308 | ||
309 | switch ( pen.GetCap() ) | |
310 | { | |
311 | case wxCAP_ROUND : | |
312 | m_cap = kCGLineCapRound; | |
313 | break; | |
314 | ||
315 | case wxCAP_PROJECTING : | |
316 | m_cap = kCGLineCapSquare; | |
317 | break; | |
318 | ||
319 | case wxCAP_BUTT : | |
320 | m_cap = kCGLineCapButt; | |
321 | break; | |
322 | ||
323 | default : | |
324 | m_cap = kCGLineCapButt; | |
325 | break; | |
326 | } | |
327 | ||
328 | switch ( pen.GetJoin() ) | |
329 | { | |
330 | case wxJOIN_BEVEL : | |
331 | m_join = kCGLineJoinBevel; | |
332 | break; | |
333 | ||
334 | case wxJOIN_MITER : | |
335 | m_join = kCGLineJoinMiter; | |
336 | break; | |
337 | ||
338 | case wxJOIN_ROUND : | |
339 | m_join = kCGLineJoinRound; | |
340 | break; | |
341 | ||
342 | default : | |
343 | m_join = kCGLineJoinMiter; | |
344 | break; | |
345 | } | |
346 | ||
347 | const CGFloat dashUnit = m_width < 1.0 ? 1.0 : m_width; | |
348 | ||
349 | const CGFloat dotted[] = { dashUnit , dashUnit + 2.0 }; | |
350 | static const CGFloat short_dashed[] = { 9.0 , 6.0 }; | |
351 | static const CGFloat dashed[] = { 19.0 , 9.0 }; | |
352 | static const CGFloat dotted_dashed[] = { 9.0 , 6.0 , 3.0 , 3.0 }; | |
353 | ||
354 | switch ( pen.GetStyle() ) | |
355 | { | |
356 | case wxSOLID : | |
357 | break; | |
358 | ||
359 | case wxDOT : | |
360 | m_count = WXSIZEOF(dotted); | |
361 | m_userLengths = new CGFloat[ m_count ] ; | |
362 | memcpy( m_userLengths, dotted, sizeof(dotted) ); | |
363 | m_lengths = m_userLengths; | |
364 | break; | |
365 | ||
366 | case wxLONG_DASH : | |
367 | m_count = WXSIZEOF(dashed); | |
368 | m_lengths = dashed; | |
369 | break; | |
370 | ||
371 | case wxSHORT_DASH : | |
372 | m_count = WXSIZEOF(short_dashed); | |
373 | m_lengths = short_dashed; | |
374 | break; | |
375 | ||
376 | case wxDOT_DASH : | |
377 | m_count = WXSIZEOF(dotted_dashed); | |
378 | m_lengths = dotted_dashed; | |
379 | break; | |
380 | ||
381 | case wxUSER_DASH : | |
382 | wxDash *dashes; | |
383 | m_count = pen.GetDashes( &dashes ); | |
384 | if ((dashes != NULL) && (m_count > 0)) | |
385 | { | |
386 | m_userLengths = new CGFloat[m_count]; | |
387 | for ( int i = 0; i < m_count; ++i ) | |
388 | { | |
389 | m_userLengths[i] = dashes[i] * dashUnit; | |
390 | ||
391 | if ( i % 2 == 1 && m_userLengths[i] < dashUnit + 2.0 ) | |
392 | m_userLengths[i] = dashUnit + 2.0; | |
393 | else if ( i % 2 == 0 && m_userLengths[i] < dashUnit ) | |
394 | m_userLengths[i] = dashUnit; | |
395 | } | |
396 | } | |
397 | m_lengths = m_userLengths; | |
398 | break; | |
399 | ||
400 | case wxSTIPPLE : | |
401 | { | |
402 | wxBitmap* bmp = pen.GetStipple(); | |
403 | if ( bmp && bmp->Ok() ) | |
404 | { | |
405 | m_colorSpace.Set( CGColorSpaceCreatePattern( NULL ) ); | |
74b357dd | 406 | m_pattern.Set( *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
407 | m_patternColorComponents = new CGFloat[1] ; |
408 | m_patternColorComponents[0] = 1.0; | |
409 | m_isPattern = true; | |
410 | } | |
411 | } | |
412 | break; | |
413 | ||
414 | default : | |
415 | { | |
416 | m_isPattern = true; | |
417 | m_colorSpace.Set( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ); | |
74b357dd | 418 | m_pattern.Set( *( new HatchPattern( pen.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
419 | m_patternColorComponents = new CGFloat[4] ; |
420 | m_patternColorComponents[0] = pen.GetColour().Red() / 255.0; | |
421 | m_patternColorComponents[1] = pen.GetColour().Green() / 255.0; | |
422 | m_patternColorComponents[2] = pen.GetColour().Blue() / 255.0; | |
423 | m_patternColorComponents[3] = pen.GetColour().Alpha() / 255.0; | |
424 | } | |
425 | break; | |
426 | } | |
427 | if ((m_lengths != NULL) && (m_count > 0)) | |
428 | { | |
429 | // force the line cap, otherwise we get artifacts (overlaps) and just solid lines | |
430 | m_cap = kCGLineCapButt; | |
431 | } | |
50581042 SC |
432 | } |
433 | ||
a26b7ab2 | 434 | wxMacCoreGraphicsPenData::~wxMacCoreGraphicsPenData() |
50581042 | 435 | { |
b7b40adb SC |
436 | delete[] m_userLengths; |
437 | delete[] m_patternColorComponents; | |
50581042 SC |
438 | } |
439 | ||
a26b7ab2 | 440 | void wxMacCoreGraphicsPenData::Init() |
50581042 | 441 | { |
b7b40adb SC |
442 | m_lengths = NULL; |
443 | m_userLengths = NULL; | |
783d8bdf | 444 | m_width = 0; |
b7b40adb SC |
445 | m_count = 0; |
446 | m_patternColorComponents = NULL; | |
447 | m_isPattern = false; | |
50581042 SC |
448 | } |
449 | ||
a26b7ab2 | 450 | void wxMacCoreGraphicsPenData::Apply( wxGraphicsContext* context ) |
50581042 | 451 | { |
b7b40adb SC |
452 | CGContextRef cg = (CGContextRef) context->GetNativeContext(); |
453 | CGContextSetLineWidth( cg , m_width ); | |
454 | CGContextSetLineJoin( cg , m_join ); | |
455 | ||
456 | CGContextSetLineDash( cg , 0 , m_lengths , m_count ); | |
457 | CGContextSetLineCap( cg , m_cap ); | |
458 | ||
459 | if ( m_isPattern ) | |
460 | { | |
74b357dd SC |
461 | CGAffineTransform matrix = CGContextGetCTM( cg ); |
462 | CGContextSetPatternPhase( cg, CGSizeMake(matrix.tx, matrix.ty) ); | |
b7b40adb SC |
463 | CGContextSetStrokeColorSpace( cg , m_colorSpace ); |
464 | CGContextSetStrokePattern( cg, m_pattern , m_patternColorComponents ); | |
465 | } | |
466 | else | |
467 | { | |
277ccdaf SC |
468 | if ( context->GetLogicalFunction() == wxINVERT || context->GetLogicalFunction() == wxXOR ) |
469 | { | |
470 | CGContextSetRGBStrokeColor( cg , 1.0, 1.0 , 1.0, 1.0 ); | |
471 | } | |
472 | else | |
473 | CGContextSetStrokeColorWithColor( cg , m_color ); | |
b7b40adb | 474 | } |
50581042 SC |
475 | } |
476 | ||
b7b40adb SC |
477 | // |
478 | // Brush | |
479 | // | |
480 | ||
a26b7ab2 | 481 | class wxMacCoreGraphicsBrushData : public wxGraphicsObjectRefData |
50581042 | 482 | { |
b7b40adb | 483 | public: |
a26b7ab2 SC |
484 | wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer ); |
485 | wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer, const wxBrush &brush ); | |
486 | ~wxMacCoreGraphicsBrushData (); | |
783d8bdf | 487 | |
b7b40adb | 488 | virtual void Apply( wxGraphicsContext* context ); |
783d8bdf | 489 | void CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
b7b40adb SC |
490 | const wxColour&c1, const wxColour&c2 ); |
491 | void CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, | |
492 | const wxColour &oColor, const wxColour &cColor ); | |
783d8bdf | 493 | |
b7b40adb SC |
494 | virtual bool IsShading() { return m_isShading; } |
495 | CGShadingRef GetShading() { return m_shading; } | |
496 | protected: | |
497 | CGFunctionRef CreateGradientFunction( const wxColour& c1, const wxColour& c2 ); | |
498 | static void CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out); | |
499 | virtual void Init(); | |
783d8bdf | 500 | |
b7b40adb SC |
501 | wxMacCFRefHolder<CGColorRef> m_color; |
502 | wxMacCFRefHolder<CGColorSpaceRef> m_colorSpace; | |
503 | ||
504 | bool m_isPattern; | |
505 | wxMacCFRefHolder<CGPatternRef> m_pattern; | |
506 | CGFloat* m_patternColorComponents; | |
783d8bdf | 507 | |
b7b40adb SC |
508 | bool m_isShading; |
509 | CGFunctionRef m_gradientFunction; | |
510 | CGShadingRef m_shading; | |
511 | CGFloat *m_gradientComponents; | |
b7b40adb SC |
512 | }; |
513 | ||
a26b7ab2 | 514 | wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData( wxGraphicsRenderer* renderer) : wxGraphicsObjectRefData( renderer ) |
50581042 | 515 | { |
b7b40adb | 516 | Init(); |
50581042 SC |
517 | } |
518 | ||
783d8bdf | 519 | void wxMacCoreGraphicsBrushData::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
b7b40adb | 520 | const wxColour&c1, const wxColour&c2 ) |
50581042 | 521 | { |
b7b40adb SC |
522 | m_gradientFunction = CreateGradientFunction( c1, c2 ); |
523 | m_shading = CGShadingCreateAxial( wxMacGetGenericRGBColorSpace(), CGPointMake(x1,y1), CGPointMake(x2,y2), m_gradientFunction, true, true ) ; | |
524 | m_isShading = true ; | |
525 | } | |
783d8bdf | 526 | |
a26b7ab2 | 527 | void wxMacCoreGraphicsBrushData::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, |
b7b40adb SC |
528 | const wxColour &oColor, const wxColour &cColor ) |
529 | { | |
530 | m_gradientFunction = CreateGradientFunction( oColor, cColor ); | |
531 | m_shading = CGShadingCreateRadial( wxMacGetGenericRGBColorSpace(), CGPointMake(xo,yo), 0, CGPointMake(xc,yc), radius, m_gradientFunction, true, true ) ; | |
532 | m_isShading = true ; | |
533 | } | |
783d8bdf | 534 | |
a26b7ab2 | 535 | wxMacCoreGraphicsBrushData::wxMacCoreGraphicsBrushData(wxGraphicsRenderer* renderer, const wxBrush &brush) : wxGraphicsObjectRefData( renderer ) |
b7b40adb SC |
536 | { |
537 | Init(); | |
783d8bdf | 538 | |
b7b40adb SC |
539 | if ( brush.GetStyle() == wxSOLID ) |
540 | { | |
82f88f03 SC |
541 | if ( brush.MacGetBrushKind() == kwxMacBrushTheme ) |
542 | { | |
543 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 | |
544 | if ( HIThemeBrushCreateCGColor != 0 ) | |
545 | { | |
546 | CGColorRef color ; | |
547 | HIThemeBrushCreateCGColor( brush.MacGetTheme(), &color ); | |
548 | m_color.Set( color ) ; | |
549 | } | |
550 | else | |
551 | #endif | |
552 | { | |
553 | // as close as we can get, unfortunately < 10.4 things get difficult | |
554 | RGBColor color; | |
555 | GetThemeBrushAsColor( brush.MacGetTheme(), 32, true, &color ); | |
556 | float components[4] = { (CGFloat) color.red / 65536, | |
557 | (CGFloat) color.green / 65536, (CGFloat) color.blue / 65536, 1 } ; | |
558 | m_color.Set( CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ) ; | |
559 | } | |
560 | } | |
561 | else | |
562 | { | |
563 | float components[4] = { brush.GetColour().Red() / 255.0 , brush.GetColour().Green() / 255.0 , | |
b7b40adb | 564 | brush.GetColour().Blue() / 255.0 , brush.GetColour().Alpha() / 255.0 } ; |
82f88f03 SC |
565 | m_color.Set( CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ) ; |
566 | } | |
b7b40adb SC |
567 | } |
568 | else if ( brush.IsHatch() ) | |
569 | { | |
570 | m_isPattern = true; | |
571 | m_colorSpace.Set( CGColorSpaceCreatePattern( wxMacGetGenericRGBColorSpace() ) ); | |
74b357dd | 572 | m_pattern.Set( *( new HatchPattern( brush.GetStyle() , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
573 | |
574 | m_patternColorComponents = new CGFloat[4] ; | |
575 | m_patternColorComponents[0] = brush.GetColour().Red() / 255.0; | |
576 | m_patternColorComponents[1] = brush.GetColour().Green() / 255.0; | |
577 | m_patternColorComponents[2] = brush.GetColour().Blue() / 255.0; | |
578 | m_patternColorComponents[3] = brush.GetColour().Alpha() / 255.0; | |
579 | } | |
580 | else | |
581 | { | |
582 | // now brush is a bitmap | |
583 | wxBitmap* bmp = brush.GetStipple(); | |
584 | if ( bmp && bmp->Ok() ) | |
585 | { | |
783d8bdf | 586 | m_isPattern = true; |
b7b40adb SC |
587 | m_patternColorComponents = new CGFloat[1] ; |
588 | m_patternColorComponents[0] = 1.0; | |
589 | m_colorSpace.Set( CGColorSpaceCreatePattern( NULL ) ); | |
74b357dd | 590 | m_pattern.Set( *( new ImagePattern( bmp , CGAffineTransformMakeScale( 1,-1 ) ) ) ); |
b7b40adb SC |
591 | } |
592 | } | |
50581042 SC |
593 | } |
594 | ||
a26b7ab2 | 595 | wxMacCoreGraphicsBrushData::~wxMacCoreGraphicsBrushData() |
50581042 | 596 | { |
b7b40adb SC |
597 | if ( m_shading ) |
598 | CGShadingRelease(m_shading); | |
783d8bdf | 599 | |
b7b40adb SC |
600 | if( m_gradientFunction ) |
601 | CGFunctionRelease(m_gradientFunction); | |
783d8bdf | 602 | |
b7b40adb SC |
603 | delete[] m_gradientComponents; |
604 | delete[] m_patternColorComponents; | |
50581042 SC |
605 | } |
606 | ||
a26b7ab2 | 607 | void wxMacCoreGraphicsBrushData::Init() |
50581042 | 608 | { |
b7b40adb SC |
609 | m_patternColorComponents = NULL; |
610 | m_gradientFunction = NULL; | |
611 | m_shading = NULL; | |
612 | m_isPattern = false; | |
613 | m_gradientComponents = NULL; | |
614 | m_isShading = false; | |
50581042 SC |
615 | } |
616 | ||
a26b7ab2 | 617 | void wxMacCoreGraphicsBrushData::Apply( wxGraphicsContext* context ) |
50581042 | 618 | { |
b7b40adb | 619 | CGContextRef cg = (CGContextRef) context->GetNativeContext(); |
783d8bdf | 620 | |
b7b40adb | 621 | if ( m_isShading ) |
783d8bdf | 622 | { |
74b357dd | 623 | // nothing to set as shades are processed by clipping using the path and filling |
b7b40adb SC |
624 | } |
625 | else | |
626 | { | |
627 | if ( m_isPattern ) | |
628 | { | |
74b357dd SC |
629 | CGAffineTransform matrix = CGContextGetCTM( cg ); |
630 | CGContextSetPatternPhase( cg, CGSizeMake(matrix.tx, matrix.ty) ); | |
b7b40adb SC |
631 | CGContextSetFillColorSpace( cg , m_colorSpace ); |
632 | CGContextSetFillPattern( cg, m_pattern , m_patternColorComponents ); | |
633 | } | |
634 | else | |
635 | { | |
636 | CGContextSetFillColorWithColor( cg, m_color ); | |
637 | } | |
638 | } | |
50581042 SC |
639 | } |
640 | ||
a26b7ab2 | 641 | void wxMacCoreGraphicsBrushData::CalculateShadingValues (void *info, const CGFloat *in, CGFloat *out) |
50581042 | 642 | { |
b7b40adb SC |
643 | CGFloat* colors = (CGFloat*) info ; |
644 | CGFloat f = *in; | |
645 | for( int i = 0 ; i < 4 ; ++i ) | |
646 | { | |
647 | out[i] = colors[i] + ( colors[4+i] - colors[i] ) * f; | |
648 | } | |
50581042 SC |
649 | } |
650 | ||
a26b7ab2 | 651 | CGFunctionRef wxMacCoreGraphicsBrushData::CreateGradientFunction( const wxColour& c1, const wxColour& c2 ) |
50581042 | 652 | { |
b7b40adb SC |
653 | static const CGFunctionCallbacks callbacks = { 0, &CalculateShadingValues, NULL }; |
654 | static const CGFloat input_value_range [2] = { 0, 1 }; | |
655 | static const CGFloat output_value_ranges [8] = { 0, 1, 0, 1, 0, 1, 0, 1 }; | |
656 | m_gradientComponents = new CGFloat[8] ; | |
657 | m_gradientComponents[0] = c1.Red() / 255.0; | |
658 | m_gradientComponents[1] = c1.Green() / 255.0; | |
659 | m_gradientComponents[2] = c1.Blue() / 255.0; | |
660 | m_gradientComponents[3] = c1.Alpha() / 255.0; | |
661 | m_gradientComponents[4] = c2.Red() / 255.0; | |
662 | m_gradientComponents[5] = c2.Green() / 255.0; | |
663 | m_gradientComponents[6] = c2.Blue() / 255.0; | |
664 | m_gradientComponents[7] = c2.Alpha() / 255.0; | |
665 | ||
783d8bdf VZ |
666 | return CGFunctionCreate ( m_gradientComponents, 1, |
667 | input_value_range, | |
668 | 4, | |
b7b40adb | 669 | output_value_ranges, |
783d8bdf | 670 | &callbacks); |
50581042 SC |
671 | } |
672 | ||
673 | // | |
b7b40adb | 674 | // Font |
50581042 SC |
675 | // |
676 | ||
a26b7ab2 | 677 | class wxMacCoreGraphicsFontData : public wxGraphicsObjectRefData |
50581042 | 678 | { |
50581042 | 679 | public: |
a26b7ab2 SC |
680 | wxMacCoreGraphicsFontData( wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col ); |
681 | ~wxMacCoreGraphicsFontData(); | |
783d8bdf | 682 | |
b7b40adb SC |
683 | virtual ATSUStyle GetATSUStyle() { return m_macATSUIStyle; } |
684 | private : | |
685 | ATSUStyle m_macATSUIStyle; | |
b7b40adb | 686 | }; |
50581042 | 687 | |
a26b7ab2 | 688 | wxMacCoreGraphicsFontData::wxMacCoreGraphicsFontData(wxGraphicsRenderer* renderer, const wxFont &font, const wxColour& col) : wxGraphicsObjectRefData( renderer ) |
b7b40adb SC |
689 | { |
690 | m_macATSUIStyle = NULL; | |
783d8bdf | 691 | |
b7b40adb | 692 | OSStatus status; |
50581042 | 693 | |
b7b40adb | 694 | status = ATSUCreateAndCopyStyle( (ATSUStyle) font.MacGetATSUStyle() , &m_macATSUIStyle ); |
50581042 | 695 | |
b7b40adb | 696 | wxASSERT_MSG( status == noErr, wxT("couldn't create ATSU style") ); |
50581042 | 697 | |
b7b40adb | 698 | // we need the scale here ... |
50581042 | 699 | |
b7b40adb SC |
700 | Fixed atsuSize = IntToFixed( int( 1 * font.MacGetFontSize()) ); |
701 | RGBColor atsuColor = MAC_WXCOLORREF( col.GetPixel() ); | |
702 | ATSUAttributeTag atsuTags[] = | |
703 | { | |
704 | kATSUSizeTag , | |
705 | kATSUColorTag , | |
706 | }; | |
707 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
708 | { | |
709 | sizeof( Fixed ) , | |
710 | sizeof( RGBColor ) , | |
711 | }; | |
712 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
713 | { | |
714 | &atsuSize , | |
715 | &atsuColor , | |
716 | }; | |
50581042 | 717 | |
b7b40adb SC |
718 | status = ::ATSUSetAttributes( |
719 | m_macATSUIStyle, sizeof(atsuTags) / sizeof(ATSUAttributeTag) , | |
720 | atsuTags, atsuSizes, atsuValues); | |
50581042 | 721 | |
b7b40adb SC |
722 | wxASSERT_MSG( status == noErr , wxT("couldn't modify ATSU style") ); |
723 | } | |
50581042 | 724 | |
a26b7ab2 | 725 | wxMacCoreGraphicsFontData::~wxMacCoreGraphicsFontData() |
b7b40adb SC |
726 | { |
727 | if ( m_macATSUIStyle ) | |
728 | { | |
729 | ::ATSUDisposeStyle((ATSUStyle)m_macATSUIStyle); | |
730 | m_macATSUIStyle = NULL; | |
731 | } | |
732 | } | |
50581042 | 733 | |
b7b40adb SC |
734 | // |
735 | // Graphics Matrix | |
736 | // | |
50581042 | 737 | |
b7b40adb SC |
738 | //----------------------------------------------------------------------------- |
739 | // wxMacCoreGraphicsMatrix declaration | |
740 | //----------------------------------------------------------------------------- | |
50581042 | 741 | |
e3ff3591 | 742 | class WXDLLIMPEXP_CORE wxMacCoreGraphicsMatrixData : public wxGraphicsMatrixData |
b7b40adb SC |
743 | { |
744 | public : | |
783d8bdf VZ |
745 | wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) ; |
746 | ||
747 | virtual ~wxMacCoreGraphicsMatrixData() ; | |
748 | ||
e3ff3591 | 749 | virtual wxGraphicsObjectRefData *Clone() const ; |
b7b40adb | 750 | |
783d8bdf VZ |
751 | // concatenates the matrix |
752 | virtual void Concat( const wxGraphicsMatrixData *t ); | |
753 | ||
754 | // sets the matrix to the respective values | |
755 | virtual void Set(wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, | |
756 | wxDouble tx=0.0, wxDouble ty=0.0); | |
757 | ||
248802d0 RD |
758 | // gets the component valuess of the matrix |
759 | virtual void Get(wxDouble* a=NULL, wxDouble* b=NULL, wxDouble* c=NULL, | |
760 | wxDouble* d=NULL, wxDouble* tx=NULL, wxDouble* ty=NULL) const; | |
761 | ||
783d8bdf VZ |
762 | // makes this the inverse matrix |
763 | virtual void Invert(); | |
764 | ||
765 | // returns true if the elements of the transformation matrix are equal ? | |
e3ff3591 | 766 | virtual bool IsEqual( const wxGraphicsMatrixData* t) const ; |
783d8bdf VZ |
767 | |
768 | // return true if this is the identity matrix | |
769 | virtual bool IsIdentity() const; | |
770 | ||
50581042 | 771 | // |
b7b40adb | 772 | // transformation |
50581042 | 773 | // |
783d8bdf | 774 | |
b7b40adb SC |
775 | // add the translation to this matrix |
776 | virtual void Translate( wxDouble dx , wxDouble dy ); | |
50581042 | 777 | |
b7b40adb SC |
778 | // add the scale to this matrix |
779 | virtual void Scale( wxDouble xScale , wxDouble yScale ); | |
50581042 | 780 | |
b7b40adb | 781 | // add the rotation to this matrix (radians) |
783d8bdf VZ |
782 | virtual void Rotate( wxDouble angle ); |
783 | ||
50581042 | 784 | // |
b7b40adb | 785 | // apply the transforms |
50581042 | 786 | // |
783d8bdf VZ |
787 | |
788 | // applies that matrix to the point | |
789 | virtual void TransformPoint( wxDouble *x, wxDouble *y ) const; | |
790 | ||
791 | // applies the matrix except for translations | |
792 | virtual void TransformDistance( wxDouble *dx, wxDouble *dy ) const; | |
793 | ||
794 | // returns the native representation | |
795 | virtual void * GetNativeMatrix() const; | |
796 | ||
b7b40adb SC |
797 | private : |
798 | CGAffineTransform m_matrix; | |
b7b40adb | 799 | } ; |
50581042 | 800 | |
50581042 | 801 | //----------------------------------------------------------------------------- |
b7b40adb | 802 | // wxMacCoreGraphicsMatrix implementation |
50581042 SC |
803 | //----------------------------------------------------------------------------- |
804 | ||
e3ff3591 | 805 | wxMacCoreGraphicsMatrixData::wxMacCoreGraphicsMatrixData(wxGraphicsRenderer* renderer) : wxGraphicsMatrixData(renderer) |
b7b40adb | 806 | { |
b7b40adb | 807 | } |
eec960fa | 808 | |
783d8bdf | 809 | wxMacCoreGraphicsMatrixData::~wxMacCoreGraphicsMatrixData() |
50581042 | 810 | { |
50581042 SC |
811 | } |
812 | ||
783d8bdf | 813 | wxGraphicsObjectRefData *wxMacCoreGraphicsMatrixData::Clone() const |
50581042 | 814 | { |
e3ff3591 | 815 | wxMacCoreGraphicsMatrixData* m = new wxMacCoreGraphicsMatrixData(GetRenderer()) ; |
b7b40adb SC |
816 | m->m_matrix = m_matrix ; |
817 | return m; | |
818 | } | |
819 | ||
820 | // concatenates the matrix | |
783d8bdf | 821 | void wxMacCoreGraphicsMatrixData::Concat( const wxGraphicsMatrixData *t ) |
b7b40adb SC |
822 | { |
823 | m_matrix = CGAffineTransformConcat(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix()) ); | |
824 | } | |
825 | ||
b7b40adb | 826 | // sets the matrix to the respective values |
783d8bdf VZ |
827 | void wxMacCoreGraphicsMatrixData::Set(wxDouble a, wxDouble b, wxDouble c, wxDouble d, |
828 | wxDouble tx, wxDouble ty) | |
b7b40adb SC |
829 | { |
830 | m_matrix = CGAffineTransformMake(a,b,c,d,tx,ty); | |
50581042 SC |
831 | } |
832 | ||
248802d0 RD |
833 | // gets the component valuess of the matrix |
834 | void wxMacCoreGraphicsMatrixData::Get(wxDouble* a, wxDouble* b, wxDouble* c, | |
835 | wxDouble* d, wxDouble* tx, wxDouble* ty) const | |
836 | { | |
837 | if (a) *a = m_matrix.a; | |
838 | if (b) *b = m_matrix.b; | |
839 | if (c) *c = m_matrix.c; | |
840 | if (d) *d = m_matrix.d; | |
841 | if (tx) *tx= m_matrix.tx; | |
842 | if (ty) *ty= m_matrix.ty; | |
843 | } | |
844 | ||
b7b40adb | 845 | // makes this the inverse matrix |
783d8bdf | 846 | void wxMacCoreGraphicsMatrixData::Invert() |
1056ddcf | 847 | { |
b7b40adb | 848 | m_matrix = CGAffineTransformInvert( m_matrix ); |
eec960fa SC |
849 | } |
850 | ||
b7b40adb | 851 | // returns true if the elements of the transformation matrix are equal ? |
783d8bdf | 852 | bool wxMacCoreGraphicsMatrixData::IsEqual( const wxGraphicsMatrixData* t) const |
eec960fa | 853 | { |
2701ef7e | 854 | const CGAffineTransform* tm = (CGAffineTransform*) t->GetNativeMatrix(); |
23a3e8fb | 855 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 |
6e25bf0f | 856 | if ( CGAffineTransformEqualToTransform!=NULL ) |
23a3e8fb SC |
857 | { |
858 | return CGAffineTransformEqualToTransform(m_matrix, *((CGAffineTransform*) t->GetNativeMatrix())); | |
859 | } | |
860 | else | |
861 | #endif | |
862 | { | |
863 | return ( | |
864 | m_matrix.a == tm->a && | |
865 | m_matrix.b == tm->b && | |
866 | m_matrix.c == tm->c && | |
867 | m_matrix.d == tm->d && | |
868 | m_matrix.tx == tm->tx && | |
869 | m_matrix.ty == tm->ty ) ; | |
870 | } | |
1056ddcf SC |
871 | } |
872 | ||
b7b40adb | 873 | // return true if this is the identity matrix |
e3ff3591 | 874 | bool wxMacCoreGraphicsMatrixData::IsIdentity() const |
50581042 | 875 | { |
2701ef7e SC |
876 | return ( m_matrix.a == 1 && m_matrix.d == 1 && |
877 | m_matrix.b == 0 && m_matrix.d == 0 && m_matrix.tx == 0 && m_matrix.ty == 0); | |
50581042 SC |
878 | } |
879 | ||
b7b40adb SC |
880 | // |
881 | // transformation | |
882 | // | |
883 | ||
884 | // add the translation to this matrix | |
783d8bdf | 885 | void wxMacCoreGraphicsMatrixData::Translate( wxDouble dx , wxDouble dy ) |
50581042 | 886 | { |
b7b40adb SC |
887 | m_matrix = CGAffineTransformTranslate( m_matrix, dx, dy); |
888 | } | |
50581042 | 889 | |
b7b40adb | 890 | // add the scale to this matrix |
783d8bdf | 891 | void wxMacCoreGraphicsMatrixData::Scale( wxDouble xScale , wxDouble yScale ) |
b7b40adb SC |
892 | { |
893 | m_matrix = CGAffineTransformScale( m_matrix, xScale, yScale); | |
50581042 SC |
894 | } |
895 | ||
b7b40adb | 896 | // add the rotation to this matrix (radians) |
783d8bdf | 897 | void wxMacCoreGraphicsMatrixData::Rotate( wxDouble angle ) |
eec960fa | 898 | { |
b7b40adb | 899 | m_matrix = CGAffineTransformRotate( m_matrix, angle); |
eec960fa SC |
900 | } |
901 | ||
b7b40adb SC |
902 | // |
903 | // apply the transforms | |
904 | // | |
eec960fa | 905 | |
b7b40adb | 906 | // applies that matrix to the point |
e3ff3591 | 907 | void wxMacCoreGraphicsMatrixData::TransformPoint( wxDouble *x, wxDouble *y ) const |
50581042 | 908 | { |
2701ef7e | 909 | CGPoint pt = CGPointApplyAffineTransform( CGPointMake(*x,*y), m_matrix); |
783d8bdf | 910 | |
2701ef7e SC |
911 | *x = pt.x; |
912 | *y = pt.y; | |
1056ddcf SC |
913 | } |
914 | ||
b7b40adb | 915 | // applies the matrix except for translations |
e3ff3591 | 916 | void wxMacCoreGraphicsMatrixData::TransformDistance( wxDouble *dx, wxDouble *dy ) const |
1056ddcf | 917 | { |
2701ef7e SC |
918 | CGSize sz = CGSizeApplyAffineTransform( CGSizeMake(*dx,*dy) , m_matrix ); |
919 | *dx = sz.width; | |
920 | *dy = sz.height; | |
b7b40adb SC |
921 | } |
922 | ||
923 | // returns the native representation | |
783d8bdf | 924 | void * wxMacCoreGraphicsMatrixData::GetNativeMatrix() const |
1056ddcf | 925 | { |
b7b40adb | 926 | return (void*) &m_matrix; |
50581042 SC |
927 | } |
928 | ||
b7b40adb SC |
929 | // |
930 | // Graphics Path | |
931 | // | |
932 | ||
933 | //----------------------------------------------------------------------------- | |
934 | // wxMacCoreGraphicsPath declaration | |
935 | //----------------------------------------------------------------------------- | |
936 | ||
e3ff3591 | 937 | class WXDLLEXPORT wxMacCoreGraphicsPathData : public wxGraphicsPathData |
50581042 | 938 | { |
b7b40adb | 939 | public : |
e3ff3591 | 940 | wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path = NULL); |
783d8bdf | 941 | |
e3ff3591 | 942 | ~wxMacCoreGraphicsPathData(); |
1056ddcf | 943 | |
e3ff3591 | 944 | virtual wxGraphicsObjectRefData *Clone() const; |
1056ddcf | 945 | |
b7b40adb SC |
946 | // begins a new subpath at (x,y) |
947 | virtual void MoveToPoint( wxDouble x, wxDouble y ); | |
1056ddcf | 948 | |
783d8bdf | 949 | // adds a straight line from the current point to (x,y) |
b7b40adb SC |
950 | virtual void AddLineToPoint( wxDouble x, wxDouble y ); |
951 | ||
952 | // adds a cubic Bezier curve from the current point, using two control points and an end point | |
953 | virtual void AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y ); | |
954 | ||
955 | // closes the current sub-path | |
956 | virtual void CloseSubpath(); | |
957 | ||
958 | // gets the last point of the current path, (0,0) if not yet set | |
e3ff3591 | 959 | virtual void GetCurrentPoint( wxDouble* x, wxDouble* y) const; |
b7b40adb SC |
960 | |
961 | // adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle | |
962 | virtual void AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise ); | |
963 | ||
964 | // | |
783d8bdf | 965 | // These are convenience functions which - if not available natively will be assembled |
b7b40adb SC |
966 | // using the primitives from above |
967 | // | |
968 | ||
969 | // adds a quadratic Bezier curve from the current point, using a control point and an end point | |
970 | virtual void AddQuadCurveToPoint( wxDouble cx, wxDouble cy, wxDouble x, wxDouble y ); | |
971 | ||
783d8bdf | 972 | // appends a rectangle as a new closed subpath |
b7b40adb SC |
973 | virtual void AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
974 | ||
975 | // appends an ellipsis as a new closed subpath fitting the passed rectangle | |
976 | virtual void AddCircle( wxDouble x, wxDouble y, wxDouble r ); | |
977 | ||
978 | // 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) | |
979 | virtual void AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r ); | |
980 | ||
783d8bdf VZ |
981 | // adds another path |
982 | virtual void AddPath( const wxGraphicsPathData* path ); | |
983 | ||
984 | // returns the native path | |
985 | virtual void * GetNativePath() const { return m_path; } | |
986 | ||
987 | // give the native path returned by GetNativePath() back (there might be some deallocations necessary) | |
89954433 | 988 | virtual void UnGetNativePath(void *WXUNUSED(p)) const {} |
783d8bdf VZ |
989 | |
990 | // transforms each point of this path by the matrix | |
991 | virtual void Transform( const wxGraphicsMatrixData* matrix ); | |
992 | ||
993 | // gets the bounding box enclosing all points (possibly including control points) | |
994 | virtual void GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *y) const; | |
995 | ||
996 | virtual bool Contains( wxDouble x, wxDouble y, int fillStyle = wxODDEVEN_RULE) const; | |
b7b40adb SC |
997 | private : |
998 | CGMutablePathRef m_path; | |
999 | }; | |
1000 | ||
1001 | //----------------------------------------------------------------------------- | |
1002 | // wxMacCoreGraphicsPath implementation | |
1003 | //----------------------------------------------------------------------------- | |
1004 | ||
e3ff3591 | 1005 | wxMacCoreGraphicsPathData::wxMacCoreGraphicsPathData( wxGraphicsRenderer* renderer, CGMutablePathRef path) : wxGraphicsPathData(renderer) |
b7b40adb | 1006 | { |
783d8bdf VZ |
1007 | if ( path ) |
1008 | m_path = path; | |
1009 | else | |
1010 | m_path = CGPathCreateMutable(); | |
50581042 SC |
1011 | } |
1012 | ||
e3ff3591 | 1013 | wxMacCoreGraphicsPathData::~wxMacCoreGraphicsPathData() |
50581042 | 1014 | { |
b7b40adb SC |
1015 | CGPathRelease( m_path ); |
1016 | } | |
50581042 | 1017 | |
783d8bdf | 1018 | wxGraphicsObjectRefData* wxMacCoreGraphicsPathData::Clone() const |
b7b40adb | 1019 | { |
783d8bdf VZ |
1020 | wxMacCoreGraphicsPathData* clone = new wxMacCoreGraphicsPathData(GetRenderer(),CGPathCreateMutableCopy(m_path)); |
1021 | return clone ; | |
b7b40adb | 1022 | } |
1056ddcf | 1023 | |
1056ddcf | 1024 | |
b7b40adb | 1025 | // opens (starts) a new subpath |
e3ff3591 | 1026 | void wxMacCoreGraphicsPathData::MoveToPoint( wxDouble x1 , wxDouble y1 ) |
b7b40adb SC |
1027 | { |
1028 | CGPathMoveToPoint( m_path , NULL , x1 , y1 ); | |
1029 | } | |
1056ddcf | 1030 | |
e3ff3591 | 1031 | void wxMacCoreGraphicsPathData::AddLineToPoint( wxDouble x1 , wxDouble y1 ) |
b7b40adb SC |
1032 | { |
1033 | CGPathAddLineToPoint( m_path , NULL , x1 , y1 ); | |
50581042 SC |
1034 | } |
1035 | ||
e3ff3591 | 1036 | void wxMacCoreGraphicsPathData::AddCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble cx2, wxDouble cy2, wxDouble x, wxDouble y ) |
50581042 | 1037 | { |
b7b40adb | 1038 | CGPathAddCurveToPoint( m_path , NULL , cx1 , cy1 , cx2, cy2, x , y ); |
50581042 SC |
1039 | } |
1040 | ||
e3ff3591 | 1041 | void wxMacCoreGraphicsPathData::AddQuadCurveToPoint( wxDouble cx1, wxDouble cy1, wxDouble x, wxDouble y ) |
50581042 | 1042 | { |
b7b40adb | 1043 | CGPathAddQuadCurveToPoint( m_path , NULL , cx1 , cy1 , x , y ); |
50581042 SC |
1044 | } |
1045 | ||
e3ff3591 | 1046 | void wxMacCoreGraphicsPathData::AddRectangle( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
50581042 | 1047 | { |
b7b40adb SC |
1048 | CGRect cgRect = { { x , y } , { w , h } }; |
1049 | CGPathAddRect( m_path , NULL , cgRect ); | |
1050 | } | |
50581042 | 1051 | |
e3ff3591 | 1052 | void wxMacCoreGraphicsPathData::AddCircle( wxDouble x, wxDouble y , wxDouble r ) |
b7b40adb SC |
1053 | { |
1054 | CGPathAddArc( m_path , NULL , x , y , r , 0.0 , 2 * M_PI , true ); | |
50581042 SC |
1055 | } |
1056 | ||
b7b40adb | 1057 | // adds an arc of a circle centering at (x,y) with radius (r) from startAngle to endAngle |
e3ff3591 | 1058 | void wxMacCoreGraphicsPathData::AddArc( wxDouble x, wxDouble y, wxDouble r, wxDouble startAngle, wxDouble endAngle, bool clockwise ) |
50581042 | 1059 | { |
b7b40adb | 1060 | // inverse direction as we the 'normal' state is a y axis pointing down, ie mirrored to the standard core graphics setup |
783d8bdf | 1061 | CGPathAddArc( m_path, NULL , x, y, r, startAngle, endAngle, !clockwise); |
50581042 SC |
1062 | } |
1063 | ||
e3ff3591 | 1064 | void wxMacCoreGraphicsPathData::AddArcToPoint( wxDouble x1, wxDouble y1 , wxDouble x2, wxDouble y2, wxDouble r ) |
50581042 | 1065 | { |
783d8bdf | 1066 | CGPathAddArcToPoint( m_path, NULL , x1, y1, x2, y2, r); |
50581042 SC |
1067 | } |
1068 | ||
e3ff3591 | 1069 | void wxMacCoreGraphicsPathData::AddPath( const wxGraphicsPathData* path ) |
50581042 | 1070 | { |
783d8bdf | 1071 | CGPathAddPath( m_path , NULL, (CGPathRef) path->GetNativePath() ); |
50581042 SC |
1072 | } |
1073 | ||
b7b40adb | 1074 | // closes the current subpath |
e3ff3591 | 1075 | void wxMacCoreGraphicsPathData::CloseSubpath() |
50581042 | 1076 | { |
b7b40adb | 1077 | CGPathCloseSubpath( m_path ); |
50581042 SC |
1078 | } |
1079 | ||
b7b40adb | 1080 | // gets the last point of the current path, (0,0) if not yet set |
e3ff3591 | 1081 | void wxMacCoreGraphicsPathData::GetCurrentPoint( wxDouble* x, wxDouble* y) const |
50581042 | 1082 | { |
b7b40adb | 1083 | CGPoint p = CGPathGetCurrentPoint( m_path ); |
e3ff3591 SC |
1084 | *x = p.x; |
1085 | *y = p.y; | |
50581042 SC |
1086 | } |
1087 | ||
b7b40adb | 1088 | // transforms each point of this path by the matrix |
e3ff3591 | 1089 | void wxMacCoreGraphicsPathData::Transform( const wxGraphicsMatrixData* matrix ) |
50581042 | 1090 | { |
783d8bdf VZ |
1091 | CGMutablePathRef p = CGPathCreateMutable() ; |
1092 | CGPathAddPath( p, (CGAffineTransform*) matrix->GetNativeMatrix() , m_path ); | |
1093 | CGPathRelease( m_path ); | |
1094 | m_path = p; | |
50581042 SC |
1095 | } |
1096 | ||
b7b40adb | 1097 | // gets the bounding box enclosing all points (possibly including control points) |
e3ff3591 | 1098 | void wxMacCoreGraphicsPathData::GetBox(wxDouble *x, wxDouble *y, wxDouble *w, wxDouble *h) const |
50581042 | 1099 | { |
783d8bdf VZ |
1100 | CGRect bounds = CGPathGetBoundingBox( m_path ) ; |
1101 | *x = bounds.origin.x; | |
1102 | *y = bounds.origin.y; | |
1103 | *w = bounds.size.width; | |
1104 | *h = bounds.size.height; | |
50581042 SC |
1105 | } |
1106 | ||
e3ff3591 | 1107 | bool wxMacCoreGraphicsPathData::Contains( wxDouble x, wxDouble y, int fillStyle) const |
50581042 | 1108 | { |
23a3e8fb | 1109 | #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4 |
6e25bf0f | 1110 | if ( CGPathContainsPoint!=NULL ) |
23a3e8fb SC |
1111 | { |
1112 | return CGPathContainsPoint( m_path, NULL, CGPointMake(x,y), fillStyle == wxODDEVEN_RULE ); | |
1113 | } | |
1114 | else | |
1115 | #endif | |
1116 | { | |
1117 | // TODO : implementation for 10.3 | |
1118 | CGRect bounds = CGPathGetBoundingBox( m_path ) ; | |
1119 | return CGRectContainsPoint( bounds, CGPointMake(x,y) ) == 1; | |
1120 | } | |
50581042 SC |
1121 | } |
1122 | ||
b7b40adb SC |
1123 | // |
1124 | // Graphics Context | |
1125 | // | |
50581042 | 1126 | |
b7b40adb SC |
1127 | //----------------------------------------------------------------------------- |
1128 | // wxMacCoreGraphicsContext declaration | |
1129 | //----------------------------------------------------------------------------- | |
1130 | ||
1131 | class WXDLLEXPORT wxMacCoreGraphicsContext : public wxGraphicsContext | |
1132 | { | |
1133 | public: | |
1134 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext ); | |
783d8bdf | 1135 | |
b7b40adb | 1136 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window ); |
783d8bdf | 1137 | |
b7b40adb | 1138 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ); |
783d8bdf | 1139 | |
b7b40adb | 1140 | wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer); |
783d8bdf | 1141 | |
b7b40adb | 1142 | wxMacCoreGraphicsContext(); |
783d8bdf | 1143 | |
b7b40adb | 1144 | ~wxMacCoreGraphicsContext(); |
50581042 | 1145 | |
783d8bdf | 1146 | void Init(); |
50581042 | 1147 | |
b7b40adb SC |
1148 | // push the current state of the context, ie the transformation matrix on a stack |
1149 | virtual void PushState(); | |
50581042 | 1150 | |
b7b40adb SC |
1151 | // pops a stored state from the stack |
1152 | virtual void PopState(); | |
50581042 | 1153 | |
b7b40adb SC |
1154 | // clips drawings to the region |
1155 | virtual void Clip( const wxRegion ®ion ); | |
50581042 | 1156 | |
b7b40adb SC |
1157 | // clips drawings to the rect |
1158 | virtual void Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ); | |
783d8bdf | 1159 | |
b7b40adb SC |
1160 | // resets the clipping to original extent |
1161 | virtual void ResetClip(); | |
50581042 | 1162 | |
b7b40adb | 1163 | virtual void * GetNativeContext(); |
783d8bdf | 1164 | |
277ccdaf | 1165 | bool SetLogicalFunction( int function ); |
b7b40adb SC |
1166 | // |
1167 | // transformation | |
1168 | // | |
783d8bdf | 1169 | |
b7b40adb SC |
1170 | // translate |
1171 | virtual void Translate( wxDouble dx , wxDouble dy ); | |
50581042 | 1172 | |
b7b40adb SC |
1173 | // scale |
1174 | virtual void Scale( wxDouble xScale , wxDouble yScale ); | |
50581042 | 1175 | |
b7b40adb SC |
1176 | // rotate (radians) |
1177 | virtual void Rotate( wxDouble angle ); | |
50581042 | 1178 | |
783d8bdf VZ |
1179 | // concatenates this transform with the current transform of this context |
1180 | virtual void ConcatTransform( const wxGraphicsMatrix& matrix ); | |
50581042 | 1181 | |
783d8bdf VZ |
1182 | // sets the transform of this context |
1183 | virtual void SetTransform( const wxGraphicsMatrix& matrix ); | |
50581042 | 1184 | |
783d8bdf VZ |
1185 | // gets the matrix of this context |
1186 | virtual wxGraphicsMatrix GetTransform() const; | |
b7b40adb SC |
1187 | // |
1188 | // setting the paint | |
1189 | // | |
783d8bdf | 1190 | |
b7b40adb | 1191 | // strokes along a path with the current pen |
e3ff3591 | 1192 | virtual void StrokePath( const wxGraphicsPath &path ); |
50581042 | 1193 | |
b7b40adb | 1194 | // fills a path with the current brush |
e3ff3591 | 1195 | virtual void FillPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE ); |
50581042 | 1196 | |
b7b40adb | 1197 | // draws a path by first filling and then stroking |
e3ff3591 | 1198 | virtual void DrawPath( const wxGraphicsPath &path, int fillStyle = wxODDEVEN_RULE ); |
b7b40adb SC |
1199 | |
1200 | virtual bool ShouldOffset() const | |
a54bae7a | 1201 | { |
b7b40adb | 1202 | int penwidth = 0 ; |
a26b7ab2 | 1203 | if ( !m_pen.IsNull() ) |
50581042 | 1204 | { |
783d8bdf | 1205 | penwidth = (int)((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->GetWidth(); |
b7b40adb SC |
1206 | if ( penwidth == 0 ) |
1207 | penwidth = 1; | |
50581042 | 1208 | } |
783d8bdf | 1209 | return ( penwidth % 2 ) == 1; |
50581042 | 1210 | } |
b7b40adb SC |
1211 | // |
1212 | // text | |
1213 | // | |
783d8bdf | 1214 | |
b7b40adb | 1215 | virtual void DrawText( const wxString &str, wxDouble x, wxDouble y ); |
50581042 | 1216 | |
b7b40adb | 1217 | virtual void DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle ); |
50581042 | 1218 | |
b7b40adb SC |
1219 | virtual void GetTextExtent( const wxString &text, wxDouble *width, wxDouble *height, |
1220 | wxDouble *descent, wxDouble *externalLeading ) const; | |
50581042 | 1221 | |
b7b40adb | 1222 | virtual void GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const; |
50581042 | 1223 | |
b7b40adb SC |
1224 | // |
1225 | // image support | |
1226 | // | |
50581042 | 1227 | |
b7b40adb | 1228 | virtual void DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
50581042 | 1229 | |
b7b40adb | 1230 | virtual void DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h ); |
50581042 | 1231 | |
b7b40adb | 1232 | void SetNativeContext( CGContextRef cg ); |
783d8bdf | 1233 | |
b7b40adb SC |
1234 | DECLARE_NO_COPY_CLASS(wxMacCoreGraphicsContext) |
1235 | DECLARE_DYNAMIC_CLASS(wxMacCoreGraphicsContext) | |
50581042 | 1236 | |
b7b40adb SC |
1237 | private: |
1238 | void EnsureIsValid(); | |
783d8bdf | 1239 | |
b7b40adb | 1240 | CGContextRef m_cgContext; |
783d8bdf VZ |
1241 | WindowRef m_windowRef; |
1242 | bool m_releaseContext; | |
549be226 | 1243 | CGAffineTransform m_windowTransform; |
783d8bdf VZ |
1244 | |
1245 | wxMacCFRefHolder<HIShapeRef> m_clipRgn; | |
50581042 SC |
1246 | }; |
1247 | ||
b7b40adb SC |
1248 | //----------------------------------------------------------------------------- |
1249 | // device context implementation | |
1250 | // | |
1251 | // more and more of the dc functionality should be implemented by calling | |
1252 | // the appropricate wxMacCoreGraphicsContext, but we will have to do that step by step | |
1253 | // also coordinate conversions should be moved to native matrix ops | |
1254 | //----------------------------------------------------------------------------- | |
50581042 | 1255 | |
b7b40adb SC |
1256 | // we always stock two context states, one at entry, to be able to preserve the |
1257 | // state we were called with, the other one after changing to HI Graphics orientation | |
1258 | // (this one is used for getting back clippings etc) | |
50581042 | 1259 | |
b7b40adb SC |
1260 | //----------------------------------------------------------------------------- |
1261 | // wxMacCoreGraphicsContext implementation | |
1262 | //----------------------------------------------------------------------------- | |
50581042 | 1263 | |
b7b40adb | 1264 | IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsContext, wxGraphicsContext) |
50581042 | 1265 | |
b7b40adb SC |
1266 | void wxMacCoreGraphicsContext::Init() |
1267 | { | |
1268 | m_cgContext = NULL; | |
783d8bdf | 1269 | m_releaseContext = false; |
b7b40adb | 1270 | m_windowRef = NULL; |
549be226 | 1271 | |
b7b40adb SC |
1272 | HIRect r = CGRectMake(0,0,0,0); |
1273 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); | |
1274 | } | |
50581042 | 1275 | |
b7b40adb SC |
1276 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext ) : wxGraphicsContext(renderer) |
1277 | { | |
783d8bdf | 1278 | Init(); |
549be226 | 1279 | SetNativeContext(cgcontext); |
b7b40adb | 1280 | } |
50581042 | 1281 | |
b7b40adb SC |
1282 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, WindowRef window ): wxGraphicsContext(renderer) |
1283 | { | |
783d8bdf VZ |
1284 | Init(); |
1285 | m_windowRef = window; | |
b7b40adb | 1286 | } |
50581042 | 1287 | |
b7b40adb SC |
1288 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ): wxGraphicsContext(renderer) |
1289 | { | |
783d8bdf VZ |
1290 | Init(); |
1291 | m_windowRef = (WindowRef) window->MacGetTopLevelWindowRef(); | |
549be226 SC |
1292 | int originX , originY; |
1293 | originX = originY = 0; | |
1294 | window->MacWindowToRootWindow( &originX , &originY ); | |
1295 | Rect bounds; | |
1296 | GetWindowBounds( m_windowRef, kWindowContentRgn, &bounds ); | |
1297 | ||
1298 | m_windowTransform = CGAffineTransformMakeTranslation( 0 , bounds.bottom - bounds.top ); | |
1299 | m_windowTransform = CGAffineTransformScale( m_windowTransform , 1 , -1 ); | |
1300 | m_windowTransform = CGAffineTransformTranslate( m_windowTransform, originX, originY ) ; | |
b7b40adb | 1301 | } |
50581042 | 1302 | |
b7b40adb SC |
1303 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext(wxGraphicsRenderer* renderer) : wxGraphicsContext(renderer) |
1304 | { | |
783d8bdf | 1305 | Init(); |
b7b40adb | 1306 | } |
50581042 | 1307 | |
b7b40adb SC |
1308 | wxMacCoreGraphicsContext::wxMacCoreGraphicsContext() : wxGraphicsContext(NULL) |
1309 | { | |
783d8bdf | 1310 | Init(); |
b7b40adb SC |
1311 | wxLogDebug(wxT("Illegal Constructor called")); |
1312 | } | |
50581042 | 1313 | |
b7b40adb SC |
1314 | wxMacCoreGraphicsContext::~wxMacCoreGraphicsContext() |
1315 | { | |
549be226 | 1316 | SetNativeContext(NULL); |
b7b40adb | 1317 | } |
50581042 | 1318 | |
b7b40adb SC |
1319 | void wxMacCoreGraphicsContext::EnsureIsValid() |
1320 | { | |
783d8bdf VZ |
1321 | if ( !m_cgContext ) |
1322 | { | |
1323 | OSStatus status = QDBeginCGContext( GetWindowPort( m_windowRef ) , &m_cgContext ); | |
1324 | wxASSERT_MSG( status == noErr , wxT("Cannot nest wxDCs on the same window") ); | |
549be226 SC |
1325 | |
1326 | CGContextConcatCTM( m_cgContext, m_windowTransform ); | |
69541a2e SC |
1327 | CGContextSaveGState( m_cgContext ); |
1328 | m_releaseContext = true; | |
1329 | if ( !HIShapeIsEmpty(m_clipRgn) ) | |
1330 | { | |
1acf0e5c SC |
1331 | // the clip region is in device coordinates, so we convert this again to user coordinates |
1332 | wxMacCFRefHolder<HIMutableShapeRef> hishape ; | |
1333 | hishape.Set( HIShapeCreateMutableCopy( m_clipRgn ) ); | |
1334 | CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero,m_windowTransform); | |
1335 | HIShapeOffset( hishape, -transformedOrigin.x, -transformedOrigin.y ); | |
1336 | HIShapeReplacePathInCGContext( hishape, m_cgContext ); | |
69541a2e SC |
1337 | CGContextClip( m_cgContext ); |
1338 | } | |
1339 | CGContextSaveGState( m_cgContext ); | |
1340 | } | |
b7b40adb | 1341 | } |
50581042 | 1342 | |
277ccdaf SC |
1343 | bool wxMacCoreGraphicsContext::SetLogicalFunction( int function ) |
1344 | { | |
1345 | if (m_logicalFunction == function) | |
1346 | return true; | |
1347 | ||
1348 | EnsureIsValid(); | |
1349 | ||
1350 | bool retval = false; | |
1351 | ||
1352 | if ( function == wxCOPY ) | |
1353 | { | |
1354 | retval = true; | |
1355 | #if wxMAC_USE_CORE_GRAPHICS_BLEND_MODES | |
1356 | if ( CGContextSetBlendMode != NULL ) | |
1357 | { | |
1358 | CGContextSetBlendMode( m_cgContext, kCGBlendModeNormal ); | |
a54bae7a | 1359 | CGContextSetShouldAntialias( m_cgContext, true ); |
277ccdaf SC |
1360 | } |
1361 | #endif | |
1362 | } | |
1363 | else if ( function == wxINVERT || function == wxXOR ) | |
1364 | { | |
1365 | #if wxMAC_USE_CORE_GRAPHICS_BLEND_MODES | |
1366 | if ( CGContextSetBlendMode != NULL ) | |
1367 | { | |
1368 | // change color to white | |
1369 | CGContextSetBlendMode( m_cgContext, kCGBlendModeExclusion ); | |
a54bae7a | 1370 | CGContextSetShouldAntialias( m_cgContext, false ); |
277ccdaf SC |
1371 | retval = true; |
1372 | } | |
1373 | #endif | |
1374 | } | |
1375 | ||
1376 | if (retval) | |
1377 | m_logicalFunction = function; | |
1378 | return retval ; | |
1379 | } | |
50581042 | 1380 | |
b7b40adb SC |
1381 | void wxMacCoreGraphicsContext::Clip( const wxRegion ®ion ) |
1382 | { | |
783d8bdf VZ |
1383 | if( m_cgContext ) |
1384 | { | |
1385 | HIShapeRef shape = HIShapeCreateWithQDRgn( (RgnHandle) region.GetWXHRGN() ); | |
1386 | HIShapeReplacePathInCGContext( shape, m_cgContext ); | |
1387 | CGContextClip( m_cgContext ); | |
1388 | CFRelease( shape ); | |
1389 | } | |
1390 | else | |
1391 | { | |
1acf0e5c SC |
1392 | // this offsetting to device coords is not really correct, but since we cannot apply affine transforms |
1393 | // to regions we try at least to have correct translations | |
1394 | wxMacCFRefHolder<HIShapeRef> hishape ; | |
1395 | hishape.Set( HIShapeCreateWithQDRgn( (RgnHandle) region.GetWXHRGN() )); | |
1396 | HIMutableShapeRef mutableShape = HIShapeCreateMutableCopy( hishape ); | |
1397 | ||
1398 | CGPoint transformedOrigin = CGPointApplyAffineTransform( CGPointZero, m_windowTransform ); | |
1399 | HIShapeOffset( mutableShape, transformedOrigin.x, transformedOrigin.y ); | |
1400 | m_clipRgn.Set(mutableShape); | |
783d8bdf | 1401 | } |
b7b40adb | 1402 | } |
50581042 | 1403 | |
b7b40adb SC |
1404 | // clips drawings to the rect |
1405 | void wxMacCoreGraphicsContext::Clip( wxDouble x, wxDouble y, wxDouble w, wxDouble h ) | |
1406 | { | |
783d8bdf VZ |
1407 | HIRect r = CGRectMake( x , y , w , h ); |
1408 | if ( m_cgContext ) | |
1409 | { | |
1410 | CGContextClipToRect( m_cgContext, r ); | |
1411 | } | |
1412 | else | |
1413 | { | |
1acf0e5c SC |
1414 | // the clipping itself must be stored as device coordinates, otherwise |
1415 | // we cannot apply it back correctly | |
1416 | r.origin= CGPointApplyAffineTransform( r.origin, m_windowTransform ); | |
783d8bdf VZ |
1417 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); |
1418 | } | |
1419 | } | |
1420 | ||
1421 | // resets the clipping to original extent | |
b7b40adb SC |
1422 | void wxMacCoreGraphicsContext::ResetClip() |
1423 | { | |
783d8bdf VZ |
1424 | if ( m_cgContext ) |
1425 | { | |
a7868cdf SC |
1426 | // there is no way for clearing the clip, we can only revert to the stored |
1427 | // state, but then we have to make sure everything else is NOT restored | |
1428 | CGAffineTransform transform = CGContextGetCTM( m_cgContext ); | |
783d8bdf VZ |
1429 | CGContextRestoreGState( m_cgContext ); |
1430 | CGContextSaveGState( m_cgContext ); | |
a7868cdf SC |
1431 | CGAffineTransform transformNew = CGContextGetCTM( m_cgContext ); |
1432 | transformNew = CGAffineTransformInvert( transformNew ) ; | |
1433 | CGContextConcatCTM( m_cgContext, transformNew); | |
1434 | CGContextConcatCTM( m_cgContext, transform); | |
783d8bdf VZ |
1435 | } |
1436 | else | |
1437 | { | |
b7b40adb SC |
1438 | HIRect r = CGRectMake(0,0,0,0); |
1439 | m_clipRgn.Set(HIShapeCreateWithRect(&r)); | |
783d8bdf | 1440 | } |
b7b40adb | 1441 | } |
50581042 | 1442 | |
e3ff3591 | 1443 | void wxMacCoreGraphicsContext::StrokePath( const wxGraphicsPath &path ) |
b7b40adb | 1444 | { |
a26b7ab2 | 1445 | if ( m_pen.IsNull() ) |
b7b40adb | 1446 | return ; |
50581042 | 1447 | |
783d8bdf VZ |
1448 | EnsureIsValid(); |
1449 | ||
b7b40adb SC |
1450 | bool offset = ShouldOffset(); |
1451 | if ( offset ) | |
1452 | CGContextTranslateCTM( m_cgContext, 0.5, 0.5 ); | |
50581042 | 1453 | |
a26b7ab2 | 1454 | ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this); |
e3ff3591 | 1455 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1456 | CGContextStrokePath( m_cgContext ); |
50581042 | 1457 | |
b7b40adb SC |
1458 | if ( offset ) |
1459 | CGContextTranslateCTM( m_cgContext, -0.5, -0.5 ); | |
1460 | } | |
50581042 | 1461 | |
e3ff3591 | 1462 | void wxMacCoreGraphicsContext::DrawPath( const wxGraphicsPath &path , int fillStyle ) |
783d8bdf | 1463 | { |
a26b7ab2 | 1464 | if ( !m_brush.IsNull() && ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) |
b7b40adb SC |
1465 | { |
1466 | // when using shading, we cannot draw pen and brush at the same time | |
1467 | // revert to the base implementation of first filling and then stroking | |
1468 | wxGraphicsContext::DrawPath( path, fillStyle ); | |
1469 | return; | |
1470 | } | |
783d8bdf | 1471 | |
b7b40adb | 1472 | CGPathDrawingMode mode = kCGPathFill ; |
a26b7ab2 | 1473 | if ( m_brush.IsNull() ) |
b7b40adb | 1474 | { |
a26b7ab2 | 1475 | if ( m_pen.IsNull() ) |
b7b40adb SC |
1476 | return; |
1477 | else | |
1478 | mode = kCGPathStroke; | |
1479 | } | |
1480 | else | |
1481 | { | |
a26b7ab2 | 1482 | if ( m_pen.IsNull() ) |
b7b40adb SC |
1483 | { |
1484 | if ( fillStyle == wxODDEVEN_RULE ) | |
1485 | mode = kCGPathEOFill; | |
1486 | else | |
1487 | mode = kCGPathFill; | |
1488 | } | |
1489 | else | |
1490 | { | |
1491 | if ( fillStyle == wxODDEVEN_RULE ) | |
1492 | mode = kCGPathEOFillStroke; | |
1493 | else | |
1494 | mode = kCGPathFillStroke; | |
1495 | } | |
1496 | } | |
783d8bdf VZ |
1497 | |
1498 | EnsureIsValid(); | |
50581042 | 1499 | |
a26b7ab2 SC |
1500 | if ( !m_brush.IsNull() ) |
1501 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); | |
1502 | if ( !m_pen.IsNull() ) | |
1503 | ((wxMacCoreGraphicsPenData*)m_pen.GetRefData())->Apply(this); | |
50581042 | 1504 | |
b7b40adb | 1505 | bool offset = ShouldOffset(); |
783d8bdf | 1506 | |
b7b40adb SC |
1507 | if ( offset ) |
1508 | CGContextTranslateCTM( m_cgContext, 0.5, 0.5 ); | |
50581042 | 1509 | |
e3ff3591 | 1510 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1511 | CGContextDrawPath( m_cgContext , mode ); |
50581042 | 1512 | |
b7b40adb SC |
1513 | if ( offset ) |
1514 | CGContextTranslateCTM( m_cgContext, -0.5, -0.5 ); | |
1515 | } | |
50581042 | 1516 | |
e3ff3591 | 1517 | void wxMacCoreGraphicsContext::FillPath( const wxGraphicsPath &path , int fillStyle ) |
b7b40adb | 1518 | { |
a26b7ab2 | 1519 | if ( m_brush.IsNull() ) |
b7b40adb | 1520 | return; |
783d8bdf VZ |
1521 | |
1522 | EnsureIsValid(); | |
1523 | ||
a26b7ab2 | 1524 | if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) |
b7b40adb SC |
1525 | { |
1526 | CGContextSaveGState( m_cgContext ); | |
e3ff3591 | 1527 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb | 1528 | CGContextClip( m_cgContext ); |
a26b7ab2 | 1529 | CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() ); |
b7b40adb SC |
1530 | CGContextRestoreGState( m_cgContext); |
1531 | } | |
1532 | else | |
783d8bdf | 1533 | { |
a26b7ab2 | 1534 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); |
e3ff3591 | 1535 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); |
b7b40adb SC |
1536 | if ( fillStyle == wxODDEVEN_RULE ) |
1537 | CGContextEOFillPath( m_cgContext ); | |
1538 | else | |
1539 | CGContextFillPath( m_cgContext ); | |
50581042 SC |
1540 | } |
1541 | } | |
1542 | ||
b7b40adb | 1543 | void wxMacCoreGraphicsContext::SetNativeContext( CGContextRef cg ) |
50581042 | 1544 | { |
b7b40adb SC |
1545 | // we allow either setting or clearing but not replacing |
1546 | wxASSERT( m_cgContext == NULL || cg == NULL ); | |
50581042 | 1547 | |
549be226 SC |
1548 | if ( m_cgContext ) |
1549 | { | |
1550 | // TODO : when is this necessary - should we add a Flush() method ? CGContextSynchronize( m_cgContext ); | |
1551 | CGContextRestoreGState( m_cgContext ); | |
1552 | CGContextRestoreGState( m_cgContext ); | |
1553 | if ( m_releaseContext ) | |
1554 | QDEndCGContext( GetWindowPort( m_windowRef ) , &m_cgContext); | |
1555 | else | |
1556 | CGContextRelease(m_cgContext); | |
1557 | } | |
1558 | ||
1559 | ||
b7b40adb | 1560 | m_cgContext = cg; |
549be226 SC |
1561 | |
1562 | // FIXME: This check is needed because currently we need to use a DC/GraphicsContext | |
783d8bdf | 1563 | // in order to get font properties, like wxFont::GetPixelSize, but since we don't have |
549be226 SC |
1564 | // a native window attached to use, I create a wxGraphicsContext with a NULL CGContextRef |
1565 | // for this one operation. | |
783d8bdf | 1566 | |
549be226 | 1567 | // When wxFont::GetPixelSize on Mac no longer needs a graphics context, this check |
783d8bdf | 1568 | // can be removed. |
549be226 SC |
1569 | if (m_cgContext) |
1570 | { | |
1571 | CGContextRetain(m_cgContext); | |
1572 | CGContextSaveGState( m_cgContext ); | |
1573 | CGContextSaveGState( m_cgContext ); | |
783d8bdf | 1574 | m_releaseContext = false; |
549be226 | 1575 | } |
b7b40adb | 1576 | } |
50581042 | 1577 | |
783d8bdf | 1578 | void wxMacCoreGraphicsContext::Translate( wxDouble dx , wxDouble dy ) |
b7b40adb | 1579 | { |
783d8bdf | 1580 | if ( m_cgContext ) |
549be226 SC |
1581 | CGContextTranslateCTM( m_cgContext, dx, dy ); |
1582 | else | |
1583 | m_windowTransform = CGAffineTransformTranslate(m_windowTransform,dx,dy); | |
b7b40adb | 1584 | } |
50581042 | 1585 | |
b7b40adb SC |
1586 | void wxMacCoreGraphicsContext::Scale( wxDouble xScale , wxDouble yScale ) |
1587 | { | |
783d8bdf | 1588 | if ( m_cgContext ) |
549be226 SC |
1589 | CGContextScaleCTM( m_cgContext , xScale , yScale ); |
1590 | else | |
1591 | m_windowTransform = CGAffineTransformScale(m_windowTransform,xScale,yScale); | |
b7b40adb | 1592 | } |
50581042 | 1593 | |
b7b40adb SC |
1594 | void wxMacCoreGraphicsContext::Rotate( wxDouble angle ) |
1595 | { | |
783d8bdf | 1596 | if ( m_cgContext ) |
549be226 SC |
1597 | CGContextRotateCTM( m_cgContext , angle ); |
1598 | else | |
1599 | m_windowTransform = CGAffineTransformRotate(m_windowTransform,angle); | |
b7b40adb | 1600 | } |
50581042 | 1601 | |
783d8bdf | 1602 | void wxMacCoreGraphicsContext::DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
b7b40adb | 1603 | { |
783d8bdf VZ |
1604 | EnsureIsValid(); |
1605 | ||
b7b40adb SC |
1606 | CGImageRef image = (CGImageRef)( bmp.CGImageCreate() ); |
1607 | HIRect r = CGRectMake( x , y , w , h ); | |
5f547a58 SC |
1608 | if ( bmp.GetDepth() == 1 ) |
1609 | { | |
1610 | // is is a mask, the '1' in the mask tell where to draw the current brush | |
1611 | if ( !m_brush.IsNull() ) | |
1612 | { | |
1613 | if ( ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->IsShading() ) | |
1614 | { | |
1615 | // TODO clip to mask | |
1616 | /* | |
1617 | CGContextSaveGState( m_cgContext ); | |
1618 | CGContextAddPath( m_cgContext , (CGPathRef) path.GetNativePath() ); | |
1619 | CGContextClip( m_cgContext ); | |
1620 | CGContextDrawShading( m_cgContext, ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->GetShading() ); | |
1621 | CGContextRestoreGState( m_cgContext); | |
1622 | */ | |
1623 | } | |
1624 | else | |
1625 | { | |
1626 | ((wxMacCoreGraphicsBrushData*)m_brush.GetRefData())->Apply(this); | |
1627 | HIViewDrawCGImage( m_cgContext , &r , image ); | |
1628 | } | |
1629 | } | |
1630 | } | |
1631 | else | |
1632 | { | |
1633 | HIViewDrawCGImage( m_cgContext , &r , image ); | |
1634 | } | |
b7b40adb SC |
1635 | CGImageRelease( image ); |
1636 | } | |
50581042 | 1637 | |
783d8bdf | 1638 | void wxMacCoreGraphicsContext::DrawIcon( const wxIcon &icon, wxDouble x, wxDouble y, wxDouble w, wxDouble h ) |
b7b40adb | 1639 | { |
783d8bdf VZ |
1640 | EnsureIsValid(); |
1641 | ||
b7b40adb SC |
1642 | CGRect r = CGRectMake( 00 , 00 , w , h ); |
1643 | CGContextSaveGState( m_cgContext ); | |
1644 | CGContextTranslateCTM( m_cgContext, x , y + h ); | |
1645 | CGContextScaleCTM( m_cgContext, 1, -1 ); | |
1646 | PlotIconRefInContext( m_cgContext , &r , kAlignNone , kTransformNone , | |
1647 | NULL , kPlotIconRefNormalFlags , MAC_WXHICON( icon.GetHICON() ) ); | |
1648 | CGContextRestoreGState( m_cgContext ); | |
1649 | } | |
50581042 | 1650 | |
b7b40adb SC |
1651 | void wxMacCoreGraphicsContext::PushState() |
1652 | { | |
783d8bdf VZ |
1653 | EnsureIsValid(); |
1654 | ||
b7b40adb SC |
1655 | CGContextSaveGState( m_cgContext ); |
1656 | } | |
50581042 | 1657 | |
783d8bdf | 1658 | void wxMacCoreGraphicsContext::PopState() |
b7b40adb | 1659 | { |
783d8bdf VZ |
1660 | EnsureIsValid(); |
1661 | ||
b7b40adb | 1662 | CGContextRestoreGState( m_cgContext ); |
50581042 SC |
1663 | } |
1664 | ||
783d8bdf | 1665 | void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y ) |
50581042 SC |
1666 | { |
1667 | DrawText(str, x, y, 0.0); | |
1668 | } | |
1669 | ||
783d8bdf | 1670 | void wxMacCoreGraphicsContext::DrawText( const wxString &str, wxDouble x, wxDouble y, wxDouble angle ) |
50581042 | 1671 | { |
a26b7ab2 | 1672 | if ( m_font.IsNull() ) |
b7b40adb | 1673 | return; |
783d8bdf VZ |
1674 | |
1675 | EnsureIsValid(); | |
1676 | ||
50581042 SC |
1677 | OSStatus status = noErr; |
1678 | ATSUTextLayout atsuLayout; | |
1679 | UniCharCount chars = str.length(); | |
1680 | UniChar* ubuf = NULL; | |
1681 | ||
1682 | #if SIZEOF_WCHAR_T == 4 | |
1683 | wxMBConvUTF16 converter; | |
1684 | #if wxUSE_UNICODE | |
1685 | size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ); | |
1686 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1687 | converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ); | |
1688 | #else | |
1689 | const wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1690 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1691 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1692 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1693 | #endif | |
1694 | chars = unicharlen / 2; | |
1695 | #else | |
1696 | #if wxUSE_UNICODE | |
1697 | ubuf = (UniChar*) str.wc_str(); | |
1698 | #else | |
1699 | wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1700 | chars = wxWcslen( wchar.data() ); | |
1701 | ubuf = (UniChar*) wchar.data(); | |
1702 | #endif | |
1703 | #endif | |
1704 | ||
a26b7ab2 | 1705 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
50581042 | 1706 | status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1707 | &chars , &style , &atsuLayout ); |
50581042 SC |
1708 | |
1709 | wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the rotated text") ); | |
1710 | ||
1711 | status = ::ATSUSetTransientFontMatching( atsuLayout , true ); | |
1712 | wxASSERT_MSG( status == noErr , wxT("couldn't setup transient font matching") ); | |
1713 | ||
1714 | int iAngle = int( angle * RAD2DEG ); | |
1715 | if ( abs(iAngle) > 0 ) | |
1716 | { | |
1717 | Fixed atsuAngle = IntToFixed( iAngle ); | |
1718 | ATSUAttributeTag atsuTags[] = | |
1719 | { | |
1720 | kATSULineRotationTag , | |
1721 | }; | |
1722 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1723 | { | |
1724 | sizeof( Fixed ) , | |
1725 | }; | |
1726 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1727 | { | |
1728 | &atsuAngle , | |
1729 | }; | |
1730 | status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag), | |
1731 | atsuTags, atsuSizes, atsuValues ); | |
1732 | } | |
1733 | ||
1734 | { | |
1735 | ATSUAttributeTag atsuTags[] = | |
1736 | { | |
1737 | kATSUCGContextTag , | |
1738 | }; | |
1739 | ByteCount atsuSizes[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1740 | { | |
1741 | sizeof( CGContextRef ) , | |
1742 | }; | |
1743 | ATSUAttributeValuePtr atsuValues[sizeof(atsuTags) / sizeof(ATSUAttributeTag)] = | |
1744 | { | |
1745 | &m_cgContext , | |
1746 | }; | |
1747 | status = ::ATSUSetLayoutControls(atsuLayout , sizeof(atsuTags) / sizeof(ATSUAttributeTag), | |
1748 | atsuTags, atsuSizes, atsuValues ); | |
1749 | } | |
1750 | ||
1751 | ATSUTextMeasurement textBefore, textAfter; | |
1752 | ATSUTextMeasurement ascent, descent; | |
1753 | ||
1754 | status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1755 | &textBefore , &textAfter, &ascent , &descent ); | |
1756 | ||
1757 | wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); | |
1758 | ||
1759 | Rect rect; | |
74b357dd SC |
1760 | x += (int)(sin(angle) * FixedToInt(ascent)); |
1761 | y += (int)(cos(angle) * FixedToInt(ascent)); | |
50581042 SC |
1762 | |
1763 | status = ::ATSUMeasureTextImage( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1764 | IntToFixed(x) , IntToFixed(y) , &rect ); | |
1765 | wxASSERT_MSG( status == noErr , wxT("couldn't measure the rotated text") ); | |
1766 | ||
1767 | CGContextSaveGState(m_cgContext); | |
1768 | CGContextTranslateCTM(m_cgContext, x, y); | |
1769 | CGContextScaleCTM(m_cgContext, 1, -1); | |
1770 | status = ::ATSUDrawText( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1771 | IntToFixed(0) , IntToFixed(0) ); | |
1772 | ||
1773 | wxASSERT_MSG( status == noErr , wxT("couldn't draw the rotated text") ); | |
1774 | ||
1775 | CGContextRestoreGState(m_cgContext); | |
1776 | ||
1777 | ::ATSUDisposeTextLayout(atsuLayout); | |
1778 | ||
1779 | #if SIZEOF_WCHAR_T == 4 | |
1780 | free( ubuf ); | |
1781 | #endif | |
1782 | } | |
783d8bdf | 1783 | |
50581042 SC |
1784 | void wxMacCoreGraphicsContext::GetTextExtent( const wxString &str, wxDouble *width, wxDouble *height, |
1785 | wxDouble *descent, wxDouble *externalLeading ) const | |
1786 | { | |
a26b7ab2 | 1787 | wxCHECK_RET( !m_font.IsNull(), wxT("wxDC(cg)::DoGetTextExtent - no valid font set") ); |
50581042 SC |
1788 | |
1789 | OSStatus status = noErr; | |
783d8bdf | 1790 | |
50581042 SC |
1791 | ATSUTextLayout atsuLayout; |
1792 | UniCharCount chars = str.length(); | |
1793 | UniChar* ubuf = NULL; | |
1794 | ||
1795 | #if SIZEOF_WCHAR_T == 4 | |
1796 | wxMBConvUTF16 converter; | |
1797 | #if wxUSE_UNICODE | |
1798 | size_t unicharlen = converter.WC2MB( NULL , str.wc_str() , 0 ); | |
1799 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1800 | converter.WC2MB( (char*) ubuf , str.wc_str(), unicharlen + 2 ); | |
1801 | #else | |
1802 | const wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1803 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1804 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1805 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1806 | #endif | |
1807 | chars = unicharlen / 2; | |
1808 | #else | |
1809 | #if wxUSE_UNICODE | |
1810 | ubuf = (UniChar*) str.wc_str(); | |
1811 | #else | |
1812 | wxWCharBuffer wchar = str.wc_str( wxConvLocal ); | |
1813 | chars = wxWcslen( wchar.data() ); | |
1814 | ubuf = (UniChar*) wchar.data(); | |
1815 | #endif | |
1816 | #endif | |
1817 | ||
a26b7ab2 | 1818 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
50581042 | 1819 | status = ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1820 | &chars , &style , &atsuLayout ); |
50581042 SC |
1821 | |
1822 | wxASSERT_MSG( status == noErr , wxT("couldn't create the layout of the text") ); | |
1823 | ||
1824 | ATSUTextMeasurement textBefore, textAfter; | |
1825 | ATSUTextMeasurement textAscent, textDescent; | |
1826 | ||
1827 | status = ::ATSUGetUnjustifiedBounds( atsuLayout, kATSUFromTextBeginning, kATSUToTextEnd, | |
1828 | &textBefore , &textAfter, &textAscent , &textDescent ); | |
1829 | ||
1830 | if ( height ) | |
1831 | *height = FixedToInt(textAscent + textDescent); | |
1832 | if ( descent ) | |
1833 | *descent = FixedToInt(textDescent); | |
1834 | if ( externalLeading ) | |
1835 | *externalLeading = 0; | |
1836 | if ( width ) | |
1837 | *width = FixedToInt(textAfter - textBefore); | |
1838 | ||
1839 | ::ATSUDisposeTextLayout(atsuLayout); | |
b9d495a0 SC |
1840 | #if SIZEOF_WCHAR_T == 4 |
1841 | free( ubuf ) ; | |
1842 | #endif | |
50581042 SC |
1843 | } |
1844 | ||
783d8bdf | 1845 | void wxMacCoreGraphicsContext::GetPartialTextExtents(const wxString& text, wxArrayDouble& widths) const |
50581042 SC |
1846 | { |
1847 | widths.Empty(); | |
1848 | widths.Add(0, text.length()); | |
1849 | ||
1850 | if (text.empty()) | |
1851 | return; | |
1852 | ||
1853 | ATSUTextLayout atsuLayout; | |
1854 | UniCharCount chars = text.length(); | |
1855 | UniChar* ubuf = NULL; | |
1856 | ||
1857 | #if SIZEOF_WCHAR_T == 4 | |
1858 | wxMBConvUTF16 converter; | |
1859 | #if wxUSE_UNICODE | |
1860 | size_t unicharlen = converter.WC2MB( NULL , text.wc_str() , 0 ); | |
1861 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1862 | converter.WC2MB( (char*) ubuf , text.wc_str(), unicharlen + 2 ); | |
1863 | #else | |
1864 | const wxWCharBuffer wchar = text.wc_str( wxConvLocal ); | |
1865 | size_t unicharlen = converter.WC2MB( NULL , wchar.data() , 0 ); | |
1866 | ubuf = (UniChar*) malloc( unicharlen + 2 ); | |
1867 | converter.WC2MB( (char*) ubuf , wchar.data() , unicharlen + 2 ); | |
1868 | #endif | |
1869 | chars = unicharlen / 2; | |
1870 | #else | |
1871 | #if wxUSE_UNICODE | |
1872 | ubuf = (UniChar*) text.wc_str(); | |
1873 | #else | |
1874 | wxWCharBuffer wchar = text.wc_str( wxConvLocal ); | |
1875 | chars = wxWcslen( wchar.data() ); | |
1876 | ubuf = (UniChar*) wchar.data(); | |
1877 | #endif | |
1878 | #endif | |
1879 | ||
a26b7ab2 | 1880 | ATSUStyle style = (((wxMacCoreGraphicsFontData*)m_font.GetRefData())->GetATSUStyle()); |
83b96a06 | 1881 | ::ATSUCreateTextLayoutWithTextPtr( (UniCharArrayPtr) ubuf , 0 , chars , chars , 1 , |
b7b40adb | 1882 | &chars , &style , &atsuLayout ); |
50581042 SC |
1883 | |
1884 | for ( int pos = 0; pos < (int)chars; pos ++ ) | |
1885 | { | |
1886 | unsigned long actualNumberOfBounds = 0; | |
1887 | ATSTrapezoid glyphBounds; | |
1888 | ||
1889 | // We get a single bound, since the text should only require one. If it requires more, there is an issue | |
1890 | OSStatus result; | |
1891 | result = ATSUGetGlyphBounds( atsuLayout, 0, 0, kATSUFromTextBeginning, pos + 1, | |
1892 | kATSUseDeviceOrigins, 1, &glyphBounds, &actualNumberOfBounds ); | |
1893 | if (result != noErr || actualNumberOfBounds != 1 ) | |
1894 | return; | |
1895 | ||
1896 | widths[pos] = FixedToInt( glyphBounds.upperRight.x - glyphBounds.upperLeft.x ); | |
1897 | //unsigned char uch = s[i]; | |
1898 | } | |
1899 | ||
1900 | ::ATSUDisposeTextLayout(atsuLayout); | |
b9d495a0 SC |
1901 | #if SIZEOF_WCHAR_T == 4 |
1902 | free( ubuf ) ; | |
1903 | #endif | |
50581042 SC |
1904 | } |
1905 | ||
783d8bdf | 1906 | void * wxMacCoreGraphicsContext::GetNativeContext() |
50581042 | 1907 | { |
783d8bdf | 1908 | return m_cgContext; |
b7b40adb | 1909 | } |
50581042 | 1910 | |
b7b40adb | 1911 | // concatenates this transform with the current transform of this context |
e3ff3591 | 1912 | void wxMacCoreGraphicsContext::ConcatTransform( const wxGraphicsMatrix& matrix ) |
b7b40adb | 1913 | { |
549be226 SC |
1914 | if ( m_cgContext ) |
1915 | CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
1916 | else | |
1917 | m_windowTransform = CGAffineTransformConcat(m_windowTransform, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
b7b40adb | 1918 | } |
50581042 | 1919 | |
b7b40adb | 1920 | // sets the transform of this context |
e3ff3591 | 1921 | void wxMacCoreGraphicsContext::SetTransform( const wxGraphicsMatrix& matrix ) |
b7b40adb | 1922 | { |
549be226 SC |
1923 | if ( m_cgContext ) |
1924 | { | |
1925 | CGAffineTransform transform = CGContextGetCTM( m_cgContext ); | |
1926 | transform = CGAffineTransformInvert( transform ) ; | |
1927 | CGContextConcatCTM( m_cgContext, transform); | |
1928 | CGContextConcatCTM( m_cgContext, *(CGAffineTransform*) matrix.GetNativeMatrix()); | |
1929 | } | |
1930 | else | |
1931 | { | |
1932 | m_windowTransform = *(CGAffineTransform*) matrix.GetNativeMatrix(); | |
1933 | } | |
b7b40adb | 1934 | } |
50581042 | 1935 | |
b7b40adb | 1936 | // gets the matrix of this context |
e3ff3591 | 1937 | wxGraphicsMatrix wxMacCoreGraphicsContext::GetTransform() const |
b7b40adb | 1938 | { |
daa6105f | 1939 | wxGraphicsMatrix m = CreateMatrix(); |
549be226 SC |
1940 | *((CGAffineTransform*) m.GetNativeMatrix()) = ( m_cgContext == NULL ? m_windowTransform : |
1941 | CGContextGetCTM( m_cgContext )); | |
daa6105f | 1942 | return m; |
b7b40adb | 1943 | } |
50581042 | 1944 | |
b7b40adb SC |
1945 | // |
1946 | // Renderer | |
1947 | // | |
50581042 | 1948 | |
b7b40adb SC |
1949 | //----------------------------------------------------------------------------- |
1950 | // wxMacCoreGraphicsRenderer declaration | |
1951 | //----------------------------------------------------------------------------- | |
50581042 | 1952 | |
b7b40adb SC |
1953 | class WXDLLIMPEXP_CORE wxMacCoreGraphicsRenderer : public wxGraphicsRenderer |
1954 | { | |
1955 | public : | |
1956 | wxMacCoreGraphicsRenderer() {} | |
50581042 | 1957 | |
b7b40adb SC |
1958 | virtual ~wxMacCoreGraphicsRenderer() {} |
1959 | ||
783d8bdf VZ |
1960 | // Context |
1961 | ||
1962 | virtual wxGraphicsContext * CreateContext( const wxWindowDC& dc); | |
b7b40adb | 1963 | |
783d8bdf | 1964 | virtual wxGraphicsContext * CreateContextFromNativeContext( void * context ); |
b7b40adb | 1965 | |
783d8bdf | 1966 | virtual wxGraphicsContext * CreateContextFromNativeWindow( void * window ); |
b7b40adb | 1967 | |
783d8bdf | 1968 | virtual wxGraphicsContext * CreateContext( wxWindow* window ); |
ad667945 SC |
1969 | |
1970 | virtual wxGraphicsContext * CreateMeasuringContext(); | |
783d8bdf VZ |
1971 | |
1972 | // Path | |
b7b40adb | 1973 | |
e3ff3591 | 1974 | virtual wxGraphicsPath CreatePath(); |
b7b40adb | 1975 | |
783d8bdf VZ |
1976 | // Matrix |
1977 | ||
1978 | virtual wxGraphicsMatrix CreateMatrix( wxDouble a=1.0, wxDouble b=0.0, wxDouble c=0.0, wxDouble d=1.0, | |
1979 | wxDouble tx=0.0, wxDouble ty=0.0); | |
b7b40adb SC |
1980 | |
1981 | ||
a26b7ab2 | 1982 | virtual wxGraphicsPen CreatePen(const wxPen& pen) ; |
783d8bdf | 1983 | |
a26b7ab2 | 1984 | virtual wxGraphicsBrush CreateBrush(const wxBrush& brush ) ; |
783d8bdf | 1985 | |
b7b40adb | 1986 | // sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 |
783d8bdf | 1987 | virtual wxGraphicsBrush CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
b7b40adb SC |
1988 | const wxColour&c1, const wxColour&c2) ; |
1989 | ||
783d8bdf | 1990 | // sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) |
b7b40adb | 1991 | // with radius r and color cColor |
a26b7ab2 | 1992 | virtual wxGraphicsBrush CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, |
b7b40adb SC |
1993 | const wxColour &oColor, const wxColour &cColor) ; |
1994 | ||
1995 | // sets the font | |
a26b7ab2 | 1996 | virtual wxGraphicsFont CreateFont( const wxFont &font , const wxColour &col = *wxBLACK ) ; |
b7b40adb SC |
1997 | |
1998 | private : | |
1999 | DECLARE_DYNAMIC_CLASS_NO_COPY(wxMacCoreGraphicsRenderer) | |
2000 | } ; | |
2001 | ||
2002 | //----------------------------------------------------------------------------- | |
2003 | // wxMacCoreGraphicsRenderer implementation | |
2004 | //----------------------------------------------------------------------------- | |
2005 | ||
2006 | IMPLEMENT_DYNAMIC_CLASS(wxMacCoreGraphicsRenderer,wxGraphicsRenderer) | |
2007 | ||
2008 | static wxMacCoreGraphicsRenderer gs_MacCoreGraphicsRenderer; | |
2009 | ||
2010 | wxGraphicsRenderer* wxGraphicsRenderer::GetDefaultRenderer() | |
2011 | { | |
783d8bdf | 2012 | return &gs_MacCoreGraphicsRenderer; |
50581042 SC |
2013 | } |
2014 | ||
b7b40adb SC |
2015 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( const wxWindowDC& dc) |
2016 | { | |
d9485f89 RD |
2017 | wxMemoryDC* mdc = wxDynamicCast(&dc, wxMemoryDC); |
2018 | if ( mdc ) | |
2019 | { | |
2020 | return new wxMacCoreGraphicsContext(this, | |
2021 | (CGContextRef)mdc->GetGraphicsContext()->GetNativeContext()); | |
2022 | } | |
2023 | else | |
2024 | { | |
2025 | return new wxMacCoreGraphicsContext(this,(CGContextRef)dc.GetWindow()->MacGetCGContextRef() ); | |
2026 | } | |
b7b40adb SC |
2027 | } |
2028 | ||
2029 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeContext( void * context ) | |
2030 | { | |
2031 | return new wxMacCoreGraphicsContext(this,(CGContextRef)context); | |
2032 | } | |
2033 | ||
2034 | ||
2035 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContextFromNativeWindow( void * window ) | |
2036 | { | |
2037 | return new wxMacCoreGraphicsContext(this,(WindowRef)window); | |
2038 | } | |
2039 | ||
2040 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateContext( wxWindow* window ) | |
2041 | { | |
783d8bdf | 2042 | return new wxMacCoreGraphicsContext(this, window ); |
b7b40adb SC |
2043 | } |
2044 | ||
ad667945 SC |
2045 | wxGraphicsContext * wxMacCoreGraphicsRenderer::CreateMeasuringContext() |
2046 | { | |
2047 | return new wxMacCoreGraphicsContext(this); | |
2048 | } | |
2049 | ||
b7b40adb SC |
2050 | // Path |
2051 | ||
e3ff3591 | 2052 | wxGraphicsPath wxMacCoreGraphicsRenderer::CreatePath() |
b7b40adb | 2053 | { |
e3ff3591 SC |
2054 | wxGraphicsPath m; |
2055 | m.SetRefData( new wxMacCoreGraphicsPathData(this)); | |
2056 | return m; | |
b7b40adb SC |
2057 | } |
2058 | ||
2059 | ||
2060 | // Matrix | |
2061 | ||
783d8bdf VZ |
2062 | wxGraphicsMatrix wxMacCoreGraphicsRenderer::CreateMatrix( wxDouble a, wxDouble b, wxDouble c, wxDouble d, |
2063 | wxDouble tx, wxDouble ty) | |
1056ddcf | 2064 | { |
e3ff3591 SC |
2065 | wxGraphicsMatrix m; |
2066 | wxMacCoreGraphicsMatrixData* data = new wxMacCoreGraphicsMatrixData( this ); | |
2067 | data->Set( a,b,c,d,tx,ty ) ; | |
2068 | m.SetRefData(data); | |
b7b40adb SC |
2069 | return m; |
2070 | } | |
2071 | ||
783d8bdf | 2072 | wxGraphicsPen wxMacCoreGraphicsRenderer::CreatePen(const wxPen& pen) |
b7b40adb SC |
2073 | { |
2074 | if ( !pen.Ok() || pen.GetStyle() == wxTRANSPARENT ) | |
a26b7ab2 | 2075 | return wxNullGraphicsPen; |
b7b40adb | 2076 | else |
a26b7ab2 SC |
2077 | { |
2078 | wxGraphicsPen p; | |
2079 | p.SetRefData(new wxMacCoreGraphicsPenData( this, pen )); | |
2080 | return p; | |
2081 | } | |
1056ddcf SC |
2082 | } |
2083 | ||
783d8bdf | 2084 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateBrush(const wxBrush& brush ) |
50581042 | 2085 | { |
b7b40adb | 2086 | if ( !brush.Ok() || brush.GetStyle() == wxTRANSPARENT ) |
a26b7ab2 | 2087 | return wxNullGraphicsBrush; |
b7b40adb | 2088 | else |
a26b7ab2 SC |
2089 | { |
2090 | wxGraphicsBrush p; | |
2091 | p.SetRefData(new wxMacCoreGraphicsBrushData( this, brush )); | |
2092 | return p; | |
2093 | } | |
50581042 SC |
2094 | } |
2095 | ||
b7b40adb | 2096 | // sets the brush to a linear gradient, starting at (x1,y1) with color c1 to (x2,y2) with color c2 |
783d8bdf VZ |
2097 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateLinearGradientBrush( wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2, |
2098 | const wxColour&c1, const wxColour&c2) | |
1056ddcf | 2099 | { |
a26b7ab2 SC |
2100 | wxGraphicsBrush p; |
2101 | wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this ); | |
2102 | d->CreateLinearGradientBrush(x1, y1, x2, y2, c1, c2); | |
2103 | p.SetRefData(d); | |
2104 | return p; | |
1056ddcf SC |
2105 | } |
2106 | ||
783d8bdf | 2107 | // sets the brush to a radial gradient originating at (xo,yc) with color oColor and ends on a circle around (xc,yc) |
b7b40adb | 2108 | // with radius r and color cColor |
a26b7ab2 | 2109 | wxGraphicsBrush wxMacCoreGraphicsRenderer::CreateRadialGradientBrush( wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius, |
783d8bdf | 2110 | const wxColour &oColor, const wxColour &cColor) |
1056ddcf | 2111 | { |
a26b7ab2 SC |
2112 | wxGraphicsBrush p; |
2113 | wxMacCoreGraphicsBrushData* d = new wxMacCoreGraphicsBrushData( this ); | |
2114 | d->CreateRadialGradientBrush(xo,yo,xc,yc,radius,oColor,cColor); | |
2115 | p.SetRefData(d); | |
2116 | return p; | |
1056ddcf SC |
2117 | } |
2118 | ||
b7b40adb | 2119 | // sets the font |
783d8bdf | 2120 | wxGraphicsFont wxMacCoreGraphicsRenderer::CreateFont( const wxFont &font , const wxColour &col ) |
513b47e9 | 2121 | { |
b7b40adb | 2122 | if ( font.Ok() ) |
783d8bdf | 2123 | { |
a26b7ab2 SC |
2124 | wxGraphicsFont p; |
2125 | p.SetRefData(new wxMacCoreGraphicsFontData( this , font, col )); | |
2126 | return p; | |
2127 | } | |
b7b40adb | 2128 | else |
a26b7ab2 | 2129 | return wxNullGraphicsFont; |
513b47e9 SC |
2130 | } |
2131 | ||
b7b40adb SC |
2132 | |
2133 | ||
50581042 | 2134 | #endif // wxMAC_USE_CORE_GRAPHICS |