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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 #include "SkPictureRecord.h" | 8 #include "SkPictureRecord.h" |
9 #include "SkDevice.h" | 9 #include "SkDevice.h" |
10 #include "SkImage_Base.h" | 10 #include "SkImage_Base.h" |
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268 default: | 268 default: |
269 this->recordConcat(matrix); | 269 this->recordConcat(matrix); |
270 break; | 270 break; |
271 } | 271 } |
272 this->INHERITED::didConcat(matrix); | 272 this->INHERITED::didConcat(matrix); |
273 } | 273 } |
274 | 274 |
275 void SkPictureRecord::recordConcat(const SkMatrix& matrix) { | 275 void SkPictureRecord::recordConcat(const SkMatrix& matrix) { |
276 this->validate(fWriter.bytesWritten(), 0); | 276 this->validate(fWriter.bytesWritten(), 0); |
277 // op + matrix | 277 // op + matrix |
278 size_t size = kUInt32Size + matrix.writeToMemory(NULL); | 278 size_t size = kUInt32Size + matrix.writeToMemory(nullptr); |
279 size_t initialOffset = this->addDraw(CONCAT, &size); | 279 size_t initialOffset = this->addDraw(CONCAT, &size); |
280 this->addMatrix(matrix); | 280 this->addMatrix(matrix); |
281 this->validate(initialOffset, size); | 281 this->validate(initialOffset, size); |
282 } | 282 } |
283 | 283 |
284 void SkPictureRecord::didSetMatrix(const SkMatrix& matrix) { | 284 void SkPictureRecord::didSetMatrix(const SkMatrix& matrix) { |
285 this->validate(fWriter.bytesWritten(), 0); | 285 this->validate(fWriter.bytesWritten(), 0); |
286 // op + matrix | 286 // op + matrix |
287 size_t size = kUInt32Size + matrix.writeToMemory(NULL); | 287 size_t size = kUInt32Size + matrix.writeToMemory(nullptr); |
288 size_t initialOffset = this->addDraw(SET_MATRIX, &size); | 288 size_t initialOffset = this->addDraw(SET_MATRIX, &size); |
289 this->addMatrix(matrix); | 289 this->addMatrix(matrix); |
290 this->validate(initialOffset, size); | 290 this->validate(initialOffset, size); |
291 this->INHERITED::didSetMatrix(matrix); | 291 this->INHERITED::didSetMatrix(matrix); |
292 } | 292 } |
293 | 293 |
294 static bool regionOpExpands(SkRegion::Op op) { | 294 static bool regionOpExpands(SkRegion::Op op) { |
295 switch (op) { | 295 switch (op) { |
296 case SkRegion::kUnion_Op: | 296 case SkRegion::kUnion_Op: |
297 case SkRegion::kXOR_Op: | 297 case SkRegion::kXOR_Op: |
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433 return offset; | 433 return offset; |
434 } | 434 } |
435 | 435 |
436 void SkPictureRecord::onClipRegion(const SkRegion& region, SkRegion::Op op) { | 436 void SkPictureRecord::onClipRegion(const SkRegion& region, SkRegion::Op op) { |
437 this->recordClipRegion(region, op); | 437 this->recordClipRegion(region, op); |
438 this->INHERITED::onClipRegion(region, op); | 438 this->INHERITED::onClipRegion(region, op); |
439 } | 439 } |
440 | 440 |
441 size_t SkPictureRecord::recordClipRegion(const SkRegion& region, SkRegion::Op op
) { | 441 size_t SkPictureRecord::recordClipRegion(const SkRegion& region, SkRegion::Op op
) { |
442 // op + clip params + region | 442 // op + clip params + region |
443 size_t size = 2 * kUInt32Size + region.writeToMemory(NULL); | 443 size_t size = 2 * kUInt32Size + region.writeToMemory(nullptr); |
444 // recordRestoreOffsetPlaceholder doesn't always write an offset | 444 // recordRestoreOffsetPlaceholder doesn't always write an offset |
445 if (!fRestoreOffsetStack.isEmpty()) { | 445 if (!fRestoreOffsetStack.isEmpty()) { |
446 // + restore offset | 446 // + restore offset |
447 size += kUInt32Size; | 447 size += kUInt32Size; |
448 } | 448 } |
449 size_t initialOffset = this->addDraw(CLIP_REGION, &size); | 449 size_t initialOffset = this->addDraw(CLIP_REGION, &size); |
450 this->addRegion(region); | 450 this->addRegion(region); |
451 this->addInt(ClipParams_pack(op, false)); | 451 this->addInt(ClipParams_pack(op, false)); |
452 size_t offset = this->recordRestoreOffsetPlaceholder(op); | 452 size_t offset = this->recordRestoreOffsetPlaceholder(op); |
453 | 453 |
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687 this->addInt(points); | 687 this->addInt(points); |
688 this->addScalar(constY); | 688 this->addScalar(constY); |
689 fWriter.writeMul4(xpos, points * sizeof(SkScalar)); | 689 fWriter.writeMul4(xpos, points * sizeof(SkScalar)); |
690 this->validate(initialOffset, size); | 690 this->validate(initialOffset, size); |
691 } | 691 } |
692 | 692 |
693 void SkPictureRecord::onDrawTextOnPath(const void* text, size_t byteLength, cons
t SkPath& path, | 693 void SkPictureRecord::onDrawTextOnPath(const void* text, size_t byteLength, cons
t SkPath& path, |
694 const SkMatrix* matrix, const SkPaint& pa
int) { | 694 const SkMatrix* matrix, const SkPaint& pa
int) { |
695 // op + paint index + length + 'length' worth of data + path index + matrix | 695 // op + paint index + length + 'length' worth of data + path index + matrix |
696 const SkMatrix& m = matrix ? *matrix : SkMatrix::I(); | 696 const SkMatrix& m = matrix ? *matrix : SkMatrix::I(); |
697 size_t size = 3 * kUInt32Size + SkAlign4(byteLength) + kUInt32Size + m.write
ToMemory(NULL); | 697 size_t size = 3 * kUInt32Size + SkAlign4(byteLength) + kUInt32Size + m.write
ToMemory(nullptr); |
698 size_t initialOffset = this->addDraw(DRAW_TEXT_ON_PATH, &size); | 698 size_t initialOffset = this->addDraw(DRAW_TEXT_ON_PATH, &size); |
699 SkASSERT(initialOffset+get_paint_offset(DRAW_TEXT_ON_PATH, size) == fWriter.
bytesWritten()); | 699 SkASSERT(initialOffset+get_paint_offset(DRAW_TEXT_ON_PATH, size) == fWriter.
bytesWritten()); |
700 this->addPaint(paint); | 700 this->addPaint(paint); |
701 this->addText(text, byteLength); | 701 this->addText(text, byteLength); |
702 this->addPath(path); | 702 this->addPath(path); |
703 this->addMatrix(m); | 703 this->addMatrix(m); |
704 this->validate(initialOffset, size); | 704 this->validate(initialOffset, size); |
705 } | 705 } |
706 | 706 |
707 void SkPictureRecord::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScala
r y, | 707 void SkPictureRecord::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScala
r y, |
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719 | 719 |
720 this->validate(initialOffset, size); | 720 this->validate(initialOffset, size); |
721 } | 721 } |
722 | 722 |
723 void SkPictureRecord::onDrawPicture(const SkPicture* picture, const SkMatrix* ma
trix, | 723 void SkPictureRecord::onDrawPicture(const SkPicture* picture, const SkMatrix* ma
trix, |
724 const SkPaint* paint) { | 724 const SkPaint* paint) { |
725 // op + picture index | 725 // op + picture index |
726 size_t size = 2 * kUInt32Size; | 726 size_t size = 2 * kUInt32Size; |
727 size_t initialOffset; | 727 size_t initialOffset; |
728 | 728 |
729 if (NULL == matrix && NULL == paint) { | 729 if (nullptr == matrix && nullptr == paint) { |
730 initialOffset = this->addDraw(DRAW_PICTURE, &size); | 730 initialOffset = this->addDraw(DRAW_PICTURE, &size); |
731 this->addPicture(picture); | 731 this->addPicture(picture); |
732 } else { | 732 } else { |
733 const SkMatrix& m = matrix ? *matrix : SkMatrix::I(); | 733 const SkMatrix& m = matrix ? *matrix : SkMatrix::I(); |
734 size += m.writeToMemory(NULL) + kUInt32Size; // matrix + paint | 734 size += m.writeToMemory(nullptr) + kUInt32Size; // matrix + paint |
735 initialOffset = this->addDraw(DRAW_PICTURE_MATRIX_PAINT, &size); | 735 initialOffset = this->addDraw(DRAW_PICTURE_MATRIX_PAINT, &size); |
736 SkASSERT(initialOffset + get_paint_offset(DRAW_PICTURE_MATRIX_PAINT, siz
e) | 736 SkASSERT(initialOffset + get_paint_offset(DRAW_PICTURE_MATRIX_PAINT, siz
e) |
737 == fWriter.bytesWritten()); | 737 == fWriter.bytesWritten()); |
738 this->addPaintPtr(paint); | 738 this->addPaintPtr(paint); |
739 this->addMatrix(m); | 739 this->addMatrix(m); |
740 this->addPicture(picture); | 740 this->addPicture(picture); |
741 } | 741 } |
742 this->validate(initialOffset, size); | 742 this->validate(initialOffset, size); |
743 } | 743 } |
744 | 744 |
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880 } | 880 } |
881 if (cull) { | 881 if (cull) { |
882 fWriter.write(cull, sizeof(SkRect)); | 882 fWriter.write(cull, sizeof(SkRect)); |
883 } | 883 } |
884 this->validate(initialOffset, size); | 884 this->validate(initialOffset, size); |
885 } | 885 } |
886 | 886 |
887 /////////////////////////////////////////////////////////////////////////////// | 887 /////////////////////////////////////////////////////////////////////////////// |
888 | 888 |
889 SkSurface* SkPictureRecord::onNewSurface(const SkImageInfo& info, const SkSurfac
eProps&) { | 889 SkSurface* SkPictureRecord::onNewSurface(const SkImageInfo& info, const SkSurfac
eProps&) { |
890 return NULL; | 890 return nullptr; |
891 } | 891 } |
892 | 892 |
893 // If we already have a stored, can we reuse it instead of also storing b? | 893 // If we already have a stored, can we reuse it instead of also storing b? |
894 static bool equivalent(const SkBitmap& a, const SkBitmap& b) { | 894 static bool equivalent(const SkBitmap& a, const SkBitmap& b) { |
895 if (a.info() != b.info() || a.pixelRefOrigin() != b.pixelRefOrigin()) { | 895 if (a.info() != b.info() || a.pixelRefOrigin() != b.pixelRefOrigin()) { |
896 // Requiring a.info() == b.info() may be overkill in some cases (alphaty
pe mismatch), | 896 // Requiring a.info() == b.info() may be overkill in some cases (alphaty
pe mismatch), |
897 // but it sure makes things easier to reason about below. | 897 // but it sure makes things easier to reason about below. |
898 return false; | 898 return false; |
899 } | 899 } |
900 if (a.pixelRef() == b.pixelRef()) { | 900 if (a.pixelRef() == b.pixelRef()) { |
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1021 void SkPictureRecord::addNoOp() { | 1021 void SkPictureRecord::addNoOp() { |
1022 size_t size = kUInt32Size; // op | 1022 size_t size = kUInt32Size; // op |
1023 this->addDraw(NOOP, &size); | 1023 this->addDraw(NOOP, &size); |
1024 } | 1024 } |
1025 | 1025 |
1026 void SkPictureRecord::addRect(const SkRect& rect) { | 1026 void SkPictureRecord::addRect(const SkRect& rect) { |
1027 fWriter.writeRect(rect); | 1027 fWriter.writeRect(rect); |
1028 } | 1028 } |
1029 | 1029 |
1030 void SkPictureRecord::addRectPtr(const SkRect* rect) { | 1030 void SkPictureRecord::addRectPtr(const SkRect* rect) { |
1031 if (fWriter.writeBool(rect != NULL)) { | 1031 if (fWriter.writeBool(rect != nullptr)) { |
1032 fWriter.writeRect(*rect); | 1032 fWriter.writeRect(*rect); |
1033 } | 1033 } |
1034 } | 1034 } |
1035 | 1035 |
1036 void SkPictureRecord::addIRect(const SkIRect& rect) { | 1036 void SkPictureRecord::addIRect(const SkIRect& rect) { |
1037 fWriter.write(&rect, sizeof(rect)); | 1037 fWriter.write(&rect, sizeof(rect)); |
1038 } | 1038 } |
1039 | 1039 |
1040 void SkPictureRecord::addIRectPtr(const SkIRect* rect) { | 1040 void SkPictureRecord::addIRectPtr(const SkIRect* rect) { |
1041 if (fWriter.writeBool(rect != NULL)) { | 1041 if (fWriter.writeBool(rect != nullptr)) { |
1042 *(SkIRect*)fWriter.reserve(sizeof(SkIRect)) = *rect; | 1042 *(SkIRect*)fWriter.reserve(sizeof(SkIRect)) = *rect; |
1043 } | 1043 } |
1044 } | 1044 } |
1045 | 1045 |
1046 void SkPictureRecord::addRRect(const SkRRect& rrect) { | 1046 void SkPictureRecord::addRRect(const SkRRect& rrect) { |
1047 fWriter.writeRRect(rrect); | 1047 fWriter.writeRRect(rrect); |
1048 } | 1048 } |
1049 | 1049 |
1050 void SkPictureRecord::addRegion(const SkRegion& region) { | 1050 void SkPictureRecord::addRegion(const SkRegion& region) { |
1051 fWriter.writeRegion(region); | 1051 fWriter.writeRegion(region); |
1052 } | 1052 } |
1053 | 1053 |
1054 void SkPictureRecord::addText(const void* text, size_t byteLength) { | 1054 void SkPictureRecord::addText(const void* text, size_t byteLength) { |
1055 fContentInfo.onDrawText(); | 1055 fContentInfo.onDrawText(); |
1056 addInt(SkToInt(byteLength)); | 1056 addInt(SkToInt(byteLength)); |
1057 fWriter.writePad(text, byteLength); | 1057 fWriter.writePad(text, byteLength); |
1058 } | 1058 } |
1059 | 1059 |
1060 void SkPictureRecord::addTextBlob(const SkTextBlob *blob) { | 1060 void SkPictureRecord::addTextBlob(const SkTextBlob *blob) { |
1061 int index = fTextBlobRefs.count(); | 1061 int index = fTextBlobRefs.count(); |
1062 *fTextBlobRefs.append() = blob; | 1062 *fTextBlobRefs.append() = blob; |
1063 blob->ref(); | 1063 blob->ref(); |
1064 // follow the convention of recording a 1-based index | 1064 // follow the convention of recording a 1-based index |
1065 this->addInt(index + 1); | 1065 this->addInt(index + 1); |
1066 } | 1066 } |
1067 | 1067 |
1068 /////////////////////////////////////////////////////////////////////////////// | 1068 /////////////////////////////////////////////////////////////////////////////// |
1069 | 1069 |
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