| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef WebFilterOperations_h |
| #define WebFilterOperations_h |
| |
| #include "SkImageFilter.h" |
| #include "SkScalar.h" |
| #include "WebColor.h" |
| #include "WebPoint.h" |
| |
| namespace blink { |
| |
| // An ordered list of filter operations. |
| class WebFilterOperations { |
| public: |
| virtual ~WebFilterOperations() { } |
| |
| virtual void appendGrayscaleFilter(float amount) = 0; |
| virtual void appendSepiaFilter(float amount) = 0; |
| virtual void appendSaturateFilter(float amount) = 0; |
| virtual void appendHueRotateFilter(float amount) = 0; |
| virtual void appendInvertFilter(float amount) = 0; |
| virtual void appendBrightnessFilter(float amount) = 0; |
| virtual void appendContrastFilter(float amount) = 0; |
| virtual void appendOpacityFilter(float amount)= 0; |
| virtual void appendBlurFilter(float amount) = 0; |
| virtual void appendDropShadowFilter(WebPoint offset, float stdDeviation, WebColor) = 0; |
| virtual void appendColorMatrixFilter(SkScalar matrix[20]) = 0; |
| virtual void appendZoomFilter(float amount, int inset) = 0; |
| virtual void appendSaturatingBrightnessFilter(float amount) = 0; |
| |
| // This grabs a ref on the passed-in filter. |
| virtual void appendReferenceFilter(SkImageFilter*) = 0; |
| |
| virtual void clear() = 0; |
| }; |
| |
| } // namespace blink |
| |
| #endif // WebFilterOperations_h |