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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CompositorFilterOperations_h |
| 6 #define CompositorFilterOperations_h |
| 7 |
| 8 #include "cc/output/filter_operations.h" |
| 9 #include "platform/PlatformExport.h" |
| 10 #include "platform/geometry/IntPoint.h" |
| 11 #include "platform/graphics/Color.h" |
| 12 #include "third_party/skia/include/core/SkScalar.h" |
| 13 #include "wtf/Noncopyable.h" |
| 14 |
| 15 class SkImageFilter; |
| 16 |
| 17 namespace blink { |
| 18 |
| 19 // An ordered list of filter operations. |
| 20 class PLATFORM_EXPORT CompositorFilterOperations { |
| 21 WTF_MAKE_NONCOPYABLE(CompositorFilterOperations); |
| 22 public: |
| 23 CompositorFilterOperations(); |
| 24 virtual ~CompositorFilterOperations(); |
| 25 |
| 26 const cc::FilterOperations& asFilterOperations() const; |
| 27 |
| 28 virtual void appendGrayscaleFilter(float amount); |
| 29 virtual void appendSepiaFilter(float amount); |
| 30 virtual void appendSaturateFilter(float amount); |
| 31 virtual void appendHueRotateFilter(float amount); |
| 32 virtual void appendInvertFilter(float amount); |
| 33 virtual void appendBrightnessFilter(float amount); |
| 34 virtual void appendContrastFilter(float amount); |
| 35 virtual void appendOpacityFilter(float amount); |
| 36 virtual void appendBlurFilter(float amount); |
| 37 virtual void appendDropShadowFilter(IntPoint offset, float stdDeviation, Col
or); |
| 38 virtual void appendColorMatrixFilter(SkScalar matrix[20]); |
| 39 virtual void appendZoomFilter(float amount, int inset); |
| 40 virtual void appendSaturatingBrightnessFilter(float amount); |
| 41 |
| 42 // This grabs a ref on the passed-in filter. |
| 43 virtual void appendReferenceFilter(SkImageFilter*); |
| 44 |
| 45 virtual void clear(); |
| 46 virtual bool isEmpty() const; |
| 47 |
| 48 private: |
| 49 cc::FilterOperations m_filterOperations; |
| 50 }; |
| 51 |
| 52 } // namespace blink |
| 53 |
| 54 #endif // CompositorFilterOperations_h |
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