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1 /* | 1 /* |
2 * Copyright 2008 The Android Open Source Project | 2 * Copyright 2008 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkCanvas.h" | 8 #include "SkCanvas.h" |
9 #include "SkCanvasPriv.h" | 9 #include "SkCanvasPriv.h" |
10 #include "SkBitmapDevice.h" | 10 #include "SkBitmapDevice.h" |
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128 } | 128 } |
129 | 129 |
130 ~DeviceCM() { | 130 ~DeviceCM() { |
131 if (fDevice) { | 131 if (fDevice) { |
132 fDevice->onDetachFromCanvas(); | 132 fDevice->onDetachFromCanvas(); |
133 fDevice->unref(); | 133 fDevice->unref(); |
134 } | 134 } |
135 SkDELETE(fPaint); | 135 SkDELETE(fPaint); |
136 } | 136 } |
137 | 137 |
138 void reset(const SkIRect& bounds) { | |
139 SkASSERT(!fPaint); | |
140 SkASSERT(!fNext); | |
141 SkASSERT(fDevice); | |
142 fClip.setRect(bounds); | |
143 } | |
144 | |
145 void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, | 138 void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, |
146 const SkClipStack& clipStack, SkRasterClip* updateClip) { | 139 const SkClipStack& clipStack, SkRasterClip* updateClip) { |
147 int x = fDevice->getOrigin().x(); | 140 int x = fDevice->getOrigin().x(); |
148 int y = fDevice->getOrigin().y(); | 141 int y = fDevice->getOrigin().y(); |
149 int width = fDevice->width(); | 142 int width = fDevice->width(); |
150 int height = fDevice->height(); | 143 int height = fDevice->height(); |
151 | 144 |
152 if ((x | y) == 0) { | 145 if ((x | y) == 0) { |
153 fMatrix = &totalMatrix; | 146 fMatrix = &totalMatrix; |
154 fClip = totalClip; | 147 fClip = totalClip; |
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224 fDeferredSaveCount = 0; | 217 fDeferredSaveCount = 0; |
225 | 218 |
226 // don't bother initializing fNext | 219 // don't bother initializing fNext |
227 inc_rec(); | 220 inc_rec(); |
228 } | 221 } |
229 ~MCRec() { | 222 ~MCRec() { |
230 SkSafeUnref(fFilter); | 223 SkSafeUnref(fFilter); |
231 SkDELETE(fLayer); | 224 SkDELETE(fLayer); |
232 dec_rec(); | 225 dec_rec(); |
233 } | 226 } |
234 | |
235 void reset(const SkIRect& bounds) { | |
236 SkASSERT(fLayer); | |
237 SkASSERT(fDeferredSaveCount == 0); | |
238 | |
239 fMatrix.reset(); | |
240 fRasterClip.setRect(bounds); | |
241 fLayer->reset(bounds); | |
242 } | |
243 }; | 227 }; |
244 | 228 |
245 class SkDrawIter : public SkDraw { | 229 class SkDrawIter : public SkDraw { |
246 public: | 230 public: |
247 SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { | 231 SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { |
248 canvas = canvas->canvasForDrawIter(); | 232 canvas = canvas->canvasForDrawIter(); |
249 fCanvas = canvas; | 233 fCanvas = canvas; |
250 canvas->updateDeviceCMCache(); | 234 canvas->updateDeviceCMCache(); |
251 | 235 |
252 fClipStack = canvas->fClipStack; | 236 fClipStack = canvas->fClipStack; |
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434 #define LOOPER_BEGIN(paint, type, bounds) \ | 418 #define LOOPER_BEGIN(paint, type, bounds) \ |
435 this->predrawNotify(); \ | 419 this->predrawNotify(); \ |
436 AutoDrawLooper looper(this, fProps, paint, false, bounds); \ | 420 AutoDrawLooper looper(this, fProps, paint, false, bounds); \ |
437 while (looper.next(type)) { \ | 421 while (looper.next(type)) { \ |
438 SkDrawIter iter(this); | 422 SkDrawIter iter(this); |
439 | 423 |
440 #define LOOPER_END } | 424 #define LOOPER_END } |
441 | 425 |
442 //////////////////////////////////////////////////////////////////////////// | 426 //////////////////////////////////////////////////////////////////////////// |
443 | 427 |
444 void SkCanvas::resetForNextPicture(const SkIRect& bounds) { | |
445 this->restoreToCount(1); | |
446 fCachedLocalClipBounds.setEmpty(); | |
447 fCachedLocalClipBoundsDirty = true; | |
448 fClipStack->reset(); | |
449 fMCRec->reset(bounds); | |
450 | |
451 // We're peering through a lot of structs here. Only at this scope do we | |
452 // know that the device is an SkBitmapDevice (really an SkNoPixelsBitmapDevi
ce). | |
453 static_cast<SkBitmapDevice*>(fMCRec->fLayer->fDevice)->setNewSize(bounds.siz
e()); | |
454 } | |
455 | |
456 SkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { | 428 SkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { |
457 fConservativeRasterClip = SkToBool(flags & kConservativeRasterClip_InitFlag)
; | 429 fConservativeRasterClip = SkToBool(flags & kConservativeRasterClip_InitFlag)
; |
458 fCachedLocalClipBounds.setEmpty(); | 430 fCachedLocalClipBounds.setEmpty(); |
459 fCachedLocalClipBoundsDirty = true; | 431 fCachedLocalClipBoundsDirty = true; |
460 fAllowSoftClip = true; | 432 fAllowSoftClip = true; |
461 fAllowSimplifyClip = false; | 433 fAllowSimplifyClip = false; |
462 fDeviceCMDirty = true; | 434 fDeviceCMDirty = true; |
463 fSaveCount = 1; | 435 fSaveCount = 1; |
464 fMetaData = NULL; | 436 fMetaData = NULL; |
465 | 437 |
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2547 } | 2519 } |
2548 | 2520 |
2549 if (matrix) { | 2521 if (matrix) { |
2550 canvas->concat(*matrix); | 2522 canvas->concat(*matrix); |
2551 } | 2523 } |
2552 } | 2524 } |
2553 | 2525 |
2554 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { | 2526 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { |
2555 fCanvas->restoreToCount(fSaveCount); | 2527 fCanvas->restoreToCount(fSaveCount); |
2556 } | 2528 } |
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