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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #include "SkBitmapDevice.h" | 9 #include "SkBitmapDevice.h" |
10 #include "SkBitmapSource.h" | 10 #include "SkBitmapSource.h" |
11 #include "SkColor.h" | 11 #include "SkColor.h" |
12 #include "SkMatrixImageFilter.h" | |
13 #include "SkRefCnt.h" | 12 #include "SkRefCnt.h" |
14 | 13 |
15 namespace skiagm { | 14 namespace skiagm { |
16 | 15 |
17 class ResizeGM : public GM { | 16 class ResizeGM : public GM { |
18 public: | 17 public: |
19 ResizeGM() { | 18 ResizeGM() { |
20 this->setBGColor(0x00000000); | 19 this->setBGColor(0x00000000); |
21 } | 20 } |
22 | 21 |
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35 canvas->save(); | 34 canvas->save(); |
36 SkScalar deviceScaleX = SkScalarDiv(deviceSize.width(), dstRect.width())
; | 35 SkScalar deviceScaleX = SkScalarDiv(deviceSize.width(), dstRect.width())
; |
37 SkScalar deviceScaleY = SkScalarDiv(deviceSize.height(), dstRect.height(
)); | 36 SkScalar deviceScaleY = SkScalarDiv(deviceSize.height(), dstRect.height(
)); |
38 canvas->translate(rect.x(), rect.y()); | 37 canvas->translate(rect.x(), rect.y()); |
39 canvas->scale(deviceScaleX, deviceScaleY); | 38 canvas->scale(deviceScaleX, deviceScaleY); |
40 canvas->translate(-rect.x(), -rect.y()); | 39 canvas->translate(-rect.x(), -rect.y()); |
41 SkMatrix matrix; | 40 SkMatrix matrix; |
42 matrix.setScale(SkScalarInvert(deviceScaleX), | 41 matrix.setScale(SkScalarInvert(deviceScaleX), |
43 SkScalarInvert(deviceScaleY)); | 42 SkScalarInvert(deviceScaleY)); |
44 SkAutoTUnref<SkImageFilter> imageFilter( | 43 SkAutoTUnref<SkImageFilter> imageFilter( |
45 SkMatrixImageFilter::Create(matrix, filterQuality, input)); | 44 SkImageFilter::CreateMatrixFilter(matrix, filterQuality, input)); |
46 SkPaint filteredPaint; | 45 SkPaint filteredPaint; |
47 filteredPaint.setImageFilter(imageFilter.get()); | 46 filteredPaint.setImageFilter(imageFilter.get()); |
48 canvas->saveLayer(&rect, &filteredPaint); | 47 canvas->saveLayer(&rect, &filteredPaint); |
49 SkPaint paint; | 48 SkPaint paint; |
50 paint.setColor(0xFF00FF00); | 49 paint.setColor(0xFF00FF00); |
51 SkRect ovalRect = rect; | 50 SkRect ovalRect = rect; |
52 ovalRect.inset(SkIntToScalar(4), SkIntToScalar(4)); | 51 ovalRect.inset(SkIntToScalar(4), SkIntToScalar(4)); |
53 canvas->drawOval(ovalRect, paint); | 52 canvas->drawOval(ovalRect, paint); |
54 canvas->restore(); // for saveLayer | 53 canvas->restore(); // for saveLayer |
55 canvas->restore(); | 54 canvas->restore(); |
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114 private: | 113 private: |
115 typedef GM INHERITED; | 114 typedef GM INHERITED; |
116 }; | 115 }; |
117 | 116 |
118 ////////////////////////////////////////////////////////////////////////////// | 117 ////////////////////////////////////////////////////////////////////////////// |
119 | 118 |
120 static GM* MyFactory(void*) { return new ResizeGM; } | 119 static GM* MyFactory(void*) { return new ResizeGM; } |
121 static GMRegistry reg(MyFactory); | 120 static GMRegistry reg(MyFactory); |
122 | 121 |
123 } | 122 } |
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