1/* 2 * Copyright (C) 2013 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef AnimatableImage_h 32#define AnimatableImage_h 33 34#include "core/animation/animatable/AnimatableValue.h" 35#include "core/css/CSSCrossfadeValue.h" 36#include "core/rendering/style/StyleImage.h" 37 38namespace blink { 39 40class AnimatableImage FINAL : public AnimatableValue { 41public: 42 virtual ~AnimatableImage() { } 43 static PassRefPtrWillBeRawPtr<AnimatableImage> create(PassRefPtrWillBeRawPtr<CSSValue> value) 44 { 45 return adoptRefWillBeNoop(new AnimatableImage(value)); 46 } 47 CSSValue* toCSSValue() const { return m_value.get(); } 48 49 virtual void trace(Visitor* visitor) OVERRIDE 50 { 51 visitor->trace(m_value); 52 AnimatableValue::trace(visitor); 53 } 54 55protected: 56 virtual PassRefPtrWillBeRawPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const OVERRIDE; 57 virtual bool usesDefaultInterpolationWith(const AnimatableValue*) const OVERRIDE; 58 59private: 60 AnimatableImage(PassRefPtrWillBeRawPtr<CSSValue> value) 61 : m_value(value) 62 { 63 ASSERT(m_value.get()); 64 } 65 virtual AnimatableType type() const OVERRIDE { return TypeImage; } 66 virtual bool equalTo(const AnimatableValue*) const OVERRIDE; 67 68 const RefPtrWillBeMember<CSSValue> m_value; 69}; 70 71DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableImage, isImage()); 72 73} // namespace blink 74 75#endif // AnimatableImage_h 76