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| 1 /* | 1 /* |
| 2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
| 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 SkPictureRecord_DEFINED | 8 #ifndef SkPictureRecord_DEFINED |
| 9 #define SkPictureRecord_DEFINED | 9 #define SkPictureRecord_DEFINED |
| 10 | 10 |
| 11 #include "SkCanvas.h" | 11 #include "SkCanvas.h" |
| 12 #include "SkFlattenable.h" | 12 #include "SkFlattenable.h" |
| 13 #include "SkPicture.h" | 13 #include "SkPicture.h" |
| 14 #include "SkPictureData.h" | 14 #include "SkPictureData.h" |
| 15 #include "SkTemplates.h" | 15 #include "SkTArray.h" |
| 16 #include "SkTDArray.h" |
| 16 #include "SkWriter32.h" | 17 #include "SkWriter32.h" |
| 17 | 18 |
| 18 // These macros help with packing and unpacking a single byte value and | 19 // These macros help with packing and unpacking a single byte value and |
| 19 // a 3 byte value into/out of a uint32_t | 20 // a 3 byte value into/out of a uint32_t |
| 20 #define MASK_24 0x00FFFFFF | 21 #define MASK_24 0x00FFFFFF |
| 21 #define UNPACK_8_24(combined, small, large) \ | 22 #define UNPACK_8_24(combined, small, large) \ |
| 22 small = (combined >> 24) & 0xFF; \ | 23 small = (combined >> 24) & 0xFF; \ |
| 23 large = combined & MASK_24; | 24 large = combined & MASK_24; |
| 24 #define PACK_8_24(small, large) ((small << 24) | large) | 25 #define PACK_8_24(small, large) ((small << 24) | large) |
| 25 | 26 |
| 26 | 27 |
| 27 class SkPictureRecord : public SkCanvas { | 28 class SkPictureRecord : public SkCanvas { |
| 28 public: | 29 public: |
| 29 SkPictureRecord(const SkISize& dimensions, uint32_t recordFlags); | 30 SkPictureRecord(const SkISize& dimensions, uint32_t recordFlags); |
| 30 virtual ~SkPictureRecord(); | 31 virtual ~SkPictureRecord(); |
| 31 | 32 |
| 32 const SkTDArray<const SkPicture* >& getPictureRefs() const { | 33 const SkTDArray<const SkPicture* >& getPictureRefs() const { |
| 33 return fPictureRefs; | 34 return fPictureRefs; |
| 34 } | 35 } |
| 35 | 36 |
| 36 const SkTDArray<const SkTextBlob* >& getTextBlobRefs() const { | 37 const SkTDArray<const SkTextBlob* >& getTextBlobRefs() const { |
| 37 return fTextBlobRefs; | 38 return fTextBlobRefs; |
| 38 } | 39 } |
| 39 | 40 |
| 40 const SkTDArray<const SkImage* >& getImageRefs() const { | 41 const SkTDArray<const SkImage* >& getImageRefs() const { |
| 41 return fImageRefs; | 42 return fImageRefs; |
| 42 } | 43 } |
| 43 | 44 |
| 44 SkData* opData(bool deepCopy) const { | 45 SkData* opData(bool deepCopy) const { |
| 45 this->validate(fWriter.bytesWritten(), 0); | 46 this->validate(fWriter.bytesWritten(), 0); |
| 46 | 47 |
| 47 if (fWriter.bytesWritten() == 0) { | 48 if (fWriter.bytesWritten() == 0) { |
| 48 return SkData::NewEmpty(); | 49 return SkData::NewEmpty(); |
| 49 } | 50 } |
| 50 | 51 |
| 51 if (deepCopy) { | 52 if (deepCopy) { |
| 52 return SkData::NewWithCopy(fWriter.contiguousArray(), fWriter.bytesW
ritten()); | 53 return SkData::NewWithCopy(fWriter.contiguousArray(), fWriter.bytesW
ritten()); |
| 53 } | 54 } |
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| 236 | 237 |
| 237 uint32_t fRecordFlags; | 238 uint32_t fRecordFlags; |
| 238 int fInitialSaveCount; | 239 int fInitialSaveCount; |
| 239 | 240 |
| 240 friend class SkPictureData; // for SkPictureData's SkPictureRecord-based c
onstructor | 241 friend class SkPictureData; // for SkPictureData's SkPictureRecord-based c
onstructor |
| 241 | 242 |
| 242 typedef SkCanvas INHERITED; | 243 typedef SkCanvas INHERITED; |
| 243 }; | 244 }; |
| 244 | 245 |
| 245 #endif | 246 #endif |
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