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Side by Side Diff: gm/resizeimagefilter.cpp

Issue 1011273003: Move SkMatrixImageFilter into core, and add a factory fn for it. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Changed all callers to use SkImageFilter::CreateMatrixFilter() instead of SKMIF::Create() Created 5 years, 9 months ago
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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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