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1 /* | 1 /* |
2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 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 #ifndef SkCanvas_DEFINED | 8 #ifndef SkCanvas_DEFINED |
9 #define SkCanvas_DEFINED | 9 #define SkCanvas_DEFINED |
10 | 10 |
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415 kIsOpaque_SaveLayerFlag = 1 << 0, | 415 kIsOpaque_SaveLayerFlag = 1 << 0, |
416 kPreserveLCDText_SaveLayerFlag = 1 << 1, | 416 kPreserveLCDText_SaveLayerFlag = 1 << 1, |
417 | 417 |
418 #ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG | 418 #ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG |
419 kDontClipToLayer_Legacy_SaveLayerFlag = kDontClipToLayer_PrivateSaveLaye
rFlag, | 419 kDontClipToLayer_Legacy_SaveLayerFlag = kDontClipToLayer_PrivateSaveLaye
rFlag, |
420 #endif | 420 #endif |
421 }; | 421 }; |
422 typedef uint32_t SaveLayerFlags; | 422 typedef uint32_t SaveLayerFlags; |
423 | 423 |
424 struct SaveLayerRec { | 424 struct SaveLayerRec { |
425 SaveLayerRec() | 425 SaveLayerRec() : fBounds(nullptr), fPaint(nullptr), fSaveLayerFlags(0) {
} |
426 : fBounds(nullptr), fPaint(nullptr), fBackdrop(nullptr), fSaveLayerF
lags(0) | |
427 {} | |
428 SaveLayerRec(const SkRect* bounds, const SkPaint* paint, SaveLayerFlags
saveLayerFlags = 0) | 426 SaveLayerRec(const SkRect* bounds, const SkPaint* paint, SaveLayerFlags
saveLayerFlags = 0) |
429 : fBounds(bounds) | 427 : fBounds(bounds) |
430 , fPaint(paint) | 428 , fPaint(paint) |
431 , fBackdrop(nullptr) | |
432 , fSaveLayerFlags(saveLayerFlags) | |
433 {} | |
434 SaveLayerRec(const SkRect* bounds, const SkPaint* paint, const SkImageFi
lter* backdrop, | |
435 SaveLayerFlags saveLayerFlags) | |
436 : fBounds(bounds) | |
437 , fPaint(paint) | |
438 , fBackdrop(backdrop) | |
439 , fSaveLayerFlags(saveLayerFlags) | 429 , fSaveLayerFlags(saveLayerFlags) |
440 {} | 430 {} |
441 | 431 |
442 const SkRect* fBounds; // optional | 432 const SkRect* fBounds; // optional |
443 const SkPaint* fPaint; // optional | 433 const SkPaint* fPaint; // optional |
444 const SkImageFilter* fBackdrop; // optional | 434 SaveLayerFlags fSaveLayerFlags; |
445 SaveLayerFlags fSaveLayerFlags; | |
446 }; | 435 }; |
447 | 436 |
448 int saveLayer(const SaveLayerRec&); | 437 int saveLayer(const SaveLayerRec&); |
449 | 438 |
450 /** This call balances a previous call to save(), and is used to remove all | 439 /** This call balances a previous call to save(), and is used to remove all |
451 modifications to the matrix/clip/drawFilter state since the last save | 440 modifications to the matrix/clip/drawFilter state since the last save |
452 call. | 441 call. |
453 It is an error to call restore() more times than save() was called. | 442 It is an error to call restore() more times than save() was called. |
454 */ | 443 */ |
455 void restore(); | 444 void restore(); |
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1585 | 1574 |
1586 class SkCanvasClipVisitor { | 1575 class SkCanvasClipVisitor { |
1587 public: | 1576 public: |
1588 virtual ~SkCanvasClipVisitor(); | 1577 virtual ~SkCanvasClipVisitor(); |
1589 virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0; | 1578 virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0; |
1590 virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0; | 1579 virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0; |
1591 virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0; | 1580 virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0; |
1592 }; | 1581 }; |
1593 | 1582 |
1594 #endif | 1583 #endif |
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