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| 1 /* | |
| 2 * Copyright (C) 2012 Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY | |
| 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY | |
| 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
| 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef SkiaImageFilterBuilder_h | |
| 27 #define SkiaImageFilterBuilder_h | |
| 28 | |
| 29 #include "platform/geometry/FloatSize.h" | |
| 30 #include "platform/graphics/ColorSpace.h" | |
| 31 #include "public/platform/WebFilterOperations.h" | |
| 32 #include "wtf/HashMap.h" | |
| 33 | |
| 34 class SkImageFilter; | |
| 35 | |
| 36 namespace WebCore { | |
| 37 class FilterEffect; | |
| 38 class FilterOperations; | |
| 39 | |
| 40 class SkiaImageFilterBuilder { | |
| 41 public: | |
| 42 SkiaImageFilterBuilder(); | |
| 43 ~SkiaImageFilterBuilder(); | |
| 44 | |
| 45 PassRefPtr<SkImageFilter> build(FilterEffect*, ColorSpace); | |
| 46 bool buildFilterOperations(const FilterOperations&, blink::WebFilterOperatio
ns*); | |
| 47 | |
| 48 PassRefPtr<SkImageFilter> transformColorSpace( | |
| 49 SkImageFilter* input, ColorSpace srcColorSpace, ColorSpace dstColorSpace
); | |
| 50 | |
| 51 void setCropOffset(const FloatSize& cropOffset) { m_cropOffset = cropOffset;
}; | |
| 52 FloatSize cropOffset() { return m_cropOffset; } | |
| 53 | |
| 54 private: | |
| 55 typedef std::pair<FilterEffect*, ColorSpace> FilterColorSpacePair; | |
| 56 typedef HashMap<FilterColorSpacePair, RefPtr<SkImageFilter> > FilterBuilderH
ashMap; | |
| 57 FilterBuilderHashMap m_map; | |
| 58 FloatSize m_cropOffset; | |
| 59 }; | |
| 60 | |
| 61 } // namespace WebCore | |
| 62 | |
| 63 namespace WTF { | |
| 64 | |
| 65 template<> struct DefaultHash<WebCore::FilterEffect*> { | |
| 66 typedef PtrHash<WebCore::FilterEffect*> Hash; | |
| 67 }; | |
| 68 template<> struct DefaultHash<WebCore::ColorSpace> { | |
| 69 typedef IntHash<unsigned> Hash; | |
| 70 }; | |
| 71 | |
| 72 } // namespace WTF | |
| 73 | |
| 74 #endif | |
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Chromium Code Reviews
Issue 99103006:
Moving GraphicsContext and dependencies from core to platform. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk