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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "gm.h" | 8 #include "gm.h" |
9 | 9 |
10 #include "SkArithmeticMode.h" | 10 #include "SkArithmeticMode.h" |
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22 #include "SkXfermodeImageFilter.h" | 22 #include "SkXfermodeImageFilter.h" |
23 | 23 |
24 // More closely models how Blink's OffsetFilter works as of 10/23/13. SkOffsetIm
ageFilter doesn't | 24 // More closely models how Blink's OffsetFilter works as of 10/23/13. SkOffsetIm
ageFilter doesn't |
25 // perform a draw and this one does. | 25 // perform a draw and this one does. |
26 class SimpleOffsetFilter : public SkImageFilter { | 26 class SimpleOffsetFilter : public SkImageFilter { |
27 public: | 27 public: |
28 class Registrar { | 28 class Registrar { |
29 public: | 29 public: |
30 Registrar() { | 30 Registrar() { |
31 SkFlattenable::Register("SimpleOffsetFilter", | 31 SkFlattenable::Register("SimpleOffsetFilter", |
| 32 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
| 33 SimpleOffsetFilter::DeepCreateProc, |
| 34 #else |
32 SimpleOffsetFilter::CreateProc, | 35 SimpleOffsetFilter::CreateProc, |
| 36 #endif |
33 SimpleOffsetFilter::GetFlattenableType()); | 37 SimpleOffsetFilter::GetFlattenableType()); |
34 } | 38 } |
35 }; | 39 }; |
36 static SkImageFilter* Create(SkScalar dx, SkScalar dy, SkImageFilter* input)
{ | 40 static SkImageFilter* Create(SkScalar dx, SkScalar dy, SkImageFilter* input)
{ |
37 return SkNEW_ARGS(SimpleOffsetFilter, (dx, dy, input)); | 41 return SkNEW_ARGS(SimpleOffsetFilter, (dx, dy, input)); |
38 } | 42 } |
39 | 43 |
40 virtual bool onFilterImage(Proxy* proxy, const SkBitmap& src, const Context&
ctx, | 44 virtual bool onFilterImage(Proxy* proxy, const SkBitmap& src, const Context&
ctx, |
41 SkBitmap* dst, SkIPoint* offset) const SK_OVERRID
E { | 45 SkBitmap* dst, SkIPoint* offset) const SK_OVERRID
E { |
42 SkBitmap source = src; | 46 SkBitmap source = src; |
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58 canvas.drawBitmap(source, fDX - bounds.left(), fDY - bounds.top(), &pain
t); | 62 canvas.drawBitmap(source, fDX - bounds.left(), fDY - bounds.top(), &pain
t); |
59 *dst = device->accessBitmap(false); | 63 *dst = device->accessBitmap(false); |
60 offset->fX += bounds.left(); | 64 offset->fX += bounds.left(); |
61 offset->fY += bounds.top(); | 65 offset->fY += bounds.top(); |
62 return true; | 66 return true; |
63 } | 67 } |
64 | 68 |
65 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SimpleOffsetFilter); | 69 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SimpleOffsetFilter); |
66 | 70 |
67 protected: | 71 protected: |
| 72 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
| 73 explicit SimpleOffsetFilter(SkReadBuffer& buffer) |
| 74 : SkImageFilter(1, buffer) { |
| 75 fDX = buffer.readScalar(); |
| 76 fDY = buffer.readScalar(); |
| 77 } |
| 78 #endif |
| 79 |
68 virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE { | 80 virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE { |
69 this->INHERITED::flatten(buffer); | 81 this->INHERITED::flatten(buffer); |
70 buffer.writeScalar(fDX); | 82 buffer.writeScalar(fDX); |
71 buffer.writeScalar(fDY); | 83 buffer.writeScalar(fDY); |
72 } | 84 } |
73 | 85 |
74 private: | 86 private: |
75 SimpleOffsetFilter(SkScalar dx, SkScalar dy, SkImageFilter* input) | 87 SimpleOffsetFilter(SkScalar dx, SkScalar dy, SkImageFilter* input) |
76 : SkImageFilter(1, &input), fDX(dx), fDY(dy) {} | 88 : SkImageFilter(1, &input), fDX(dx), fDY(dy) {} |
77 | 89 |
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219 | 231 |
220 private: | 232 private: |
221 typedef GM INHERITED; | 233 typedef GM INHERITED; |
222 SkBitmap fBitmap; | 234 SkBitmap fBitmap; |
223 }; | 235 }; |
224 | 236 |
225 /////////////////////////////////////////////////////////////////////////////// | 237 /////////////////////////////////////////////////////////////////////////////// |
226 | 238 |
227 static skiagm::GM* MyFactory(void*) { return new ImageFiltersGraphGM; } | 239 static skiagm::GM* MyFactory(void*) { return new ImageFiltersGraphGM; } |
228 static skiagm::GMRegistry reg(MyFactory); | 240 static skiagm::GMRegistry reg(MyFactory); |
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