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      1 /*
      2  * Copyright (C) 2013 Intel Corporation. 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef WebAnimationProvider_h
     27 #define WebAnimationProvider_h
     28 
     29 #include "CSSPropertyNames.h"
     30 #include "core/platform/animation/KeyframeValueList.h"
     31 #include "wtf/HashMap.h"
     32 #include "wtf/OwnPtr.h"
     33 #include "wtf/PassOwnPtr.h"
     34 #include "wtf/text/WTFString.h"
     35 
     36 namespace blink {
     37 class WebAnimation;
     38 }
     39 
     40 namespace WebCore {
     41 class CSSAnimationData;
     42 class IntSize;
     43 class KeyframeList;
     44 class RenderStyle;
     45 
     46 struct WebAnimations {
     47     WebAnimations();
     48     ~WebAnimations();
     49     WebAnimations(const WebAnimations&);
     50     bool isEmpty() const;
     51     OwnPtr<blink::WebAnimation> m_transformAnimation;
     52     OwnPtr<blink::WebAnimation> m_opacityAnimation;
     53     OwnPtr<blink::WebAnimation> m_filterAnimation;
     54 };
     55 
     56 class WebAnimationProvider {
     57     WTF_MAKE_NONCOPYABLE(WebAnimationProvider); WTF_MAKE_FAST_ALLOCATED;
     58 public:
     59     WebAnimationProvider();
     60     ~WebAnimationProvider();
     61 
     62     int getWebAnimationId(const String& animationName) const;
     63     int getWebAnimationId(CSSPropertyID) const;
     64     WebAnimations startAnimation(double timeOffset, const CSSAnimationData*, const KeyframeList&, bool hasTransform, const IntSize& boxSize);
     65     WebAnimations startTransition(double timeOffset, CSSPropertyID, const RenderStyle* fromStyle, const RenderStyle* toStyle, bool hasTransform, bool hasFilter, const IntSize& boxSize, float fromOpacity, float toOpacity);
     66 
     67 private:
     68     PassOwnPtr<blink::WebAnimation> createWebAnimationAndStoreId(const KeyframeValueList&, const IntSize& boxSize, const CSSAnimationData*, const String& animationName, double timeOffset);
     69 
     70     typedef HashMap<String, int> AnimationIdMap;
     71     AnimationIdMap m_animationIdMap;
     72 };
     73 
     74 } // namespace WebCore
     75 
     76 #endif // WebAnimationProvider_h
     77