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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 "SampleCode.h" | 8 #include "SampleCode.h" |
| 9 #include "SkAnimTimer.h" | 9 #include "SkAnimTimer.h" |
| 10 #include "SkBlurMaskFilter.h" | 10 #include "SkBlurMaskFilter.h" |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 amplitude = SK_ScalarHalf * amplitude; | 21 amplitude = SK_ScalarHalf * amplitude; |
| 22 return amplitude * SkDoubleToScalar(sin(t)) + amplitude; | 22 return amplitude * SkDoubleToScalar(sin(t)) + amplitude; |
| 23 } | 23 } |
| 24 | 24 |
| 25 class AnimBlurView : public SampleView { | 25 class AnimBlurView : public SampleView { |
| 26 public: | 26 public: |
| 27 AnimBlurView() : fBlurSigma(0), fCircleRadius(100) {} | 27 AnimBlurView() : fBlurSigma(0), fCircleRadius(100) {} |
| 28 | 28 |
| 29 protected: | 29 protected: |
| 30 // overrides from SkEventSink | 30 // overrides from SkEventSink |
| 31 bool onQuery(SkEvent* evt) SK_OVERRIDE { | 31 bool onQuery(SkEvent* evt) override { |
| 32 if (SampleCode::TitleQ(*evt)) { | 32 if (SampleCode::TitleQ(*evt)) { |
| 33 SampleCode::TitleR(evt, "AnimBlur"); | 33 SampleCode::TitleR(evt, "AnimBlur"); |
| 34 return true; | 34 return true; |
| 35 } | 35 } |
| 36 return this->INHERITED::onQuery(evt); | 36 return this->INHERITED::onQuery(evt); |
| 37 } | 37 } |
| 38 | 38 |
| 39 void onDrawContent(SkCanvas* canvas) SK_OVERRIDE { | 39 void onDrawContent(SkCanvas* canvas) override { |
| 40 static const SkBlurStyle gStyles[] = { | 40 static const SkBlurStyle gStyles[] = { |
| 41 kNormal_SkBlurStyle, | 41 kNormal_SkBlurStyle, |
| 42 kInner_SkBlurStyle, | 42 kInner_SkBlurStyle, |
| 43 kSolid_SkBlurStyle, | 43 kSolid_SkBlurStyle, |
| 44 kOuter_SkBlurStyle, | 44 kOuter_SkBlurStyle, |
| 45 }; | 45 }; |
| 46 SkRandom random; | 46 SkRandom random; |
| 47 | 47 |
| 48 for (size_t i = 0; i < SK_ARRAY_COUNT(gStyles); ++i) { | 48 for (size_t i = 0; i < SK_ARRAY_COUNT(gStyles); ++i) { |
| 49 SkMaskFilter* mf = SkBlurMaskFilter::Create( | 49 SkMaskFilter* mf = SkBlurMaskFilter::Create( |
| 50 gStyles[i], | 50 gStyles[i], |
| 51 fBlurSigma, | 51 fBlurSigma, |
| 52 SkBlurMaskFilter::kHighQuality_BlurFlag); | 52 SkBlurMaskFilter::kHighQuality_BlurFlag); |
| 53 SkPaint paint; | 53 SkPaint paint; |
| 54 SkSafeUnref(paint.setMaskFilter(mf)); | 54 SkSafeUnref(paint.setMaskFilter(mf)); |
| 55 paint.setColor(random.nextU() | 0xff000000); | 55 paint.setColor(random.nextU() | 0xff000000); |
| 56 canvas->drawCircle(200 * SK_Scalar1 + 400 * (i % 2) * SK_Scalar1, | 56 canvas->drawCircle(200 * SK_Scalar1 + 400 * (i % 2) * SK_Scalar1, |
| 57 200 * SK_Scalar1 + i / 2 * 400 * SK_Scalar1, | 57 200 * SK_Scalar1 + i / 2 * 400 * SK_Scalar1, |
| 58 fCircleRadius, paint); | 58 fCircleRadius, paint); |
| 59 } | 59 } |
| 60 } | 60 } |
| 61 | 61 |
| 62 bool onAnimate(const SkAnimTimer& timer) SK_OVERRIDE { | 62 bool onAnimate(const SkAnimTimer& timer) override { |
| 63 fBlurSigma = get_anim_sin(timer.secs(), 100, 4, 5); | 63 fBlurSigma = get_anim_sin(timer.secs(), 100, 4, 5); |
| 64 fCircleRadius = 3 + get_anim_sin(timer.secs(), 150, 25, 3); | 64 fCircleRadius = 3 + get_anim_sin(timer.secs(), 150, 25, 3); |
| 65 return true; | 65 return true; |
| 66 } | 66 } |
| 67 | 67 |
| 68 private: | 68 private: |
| 69 SkScalar fBlurSigma, fCircleRadius; | 69 SkScalar fBlurSigma, fCircleRadius; |
| 70 | 70 |
| 71 typedef SampleView INHERITED; | 71 typedef SampleView INHERITED; |
| 72 }; | 72 }; |
| 73 | 73 |
| 74 ////////////////////////////////////////////////////////////////////////////// | 74 ////////////////////////////////////////////////////////////////////////////// |
| 75 | 75 |
| 76 static SkView* MyFactory() { return new AnimBlurView; } | 76 static SkView* MyFactory() { return new AnimBlurView; } |
| 77 static SkViewRegister reg(MyFactory); | 77 static SkViewRegister reg(MyFactory); |
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