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/*
* Copyright (C) 2009 Apple 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 INC. ``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 COMPUTER, INC. OR
* 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 GraphicsLayerClient_h
#define GraphicsLayerClient_h
#if USE(ACCELERATED_COMPOSITING)
namespace WebCore {
class GraphicsContext;
class GraphicsLayer;
class IntPoint;
class IntRect;
class FloatPoint;
enum GraphicsLayerPaintingPhase {
GraphicsLayerPaintBackground = (1 << 0),
GraphicsLayerPaintForeground = (1 << 1),
GraphicsLayerPaintMask = (1 << 2),
GraphicsLayerPaintAll = (GraphicsLayerPaintBackground | GraphicsLayerPaintForeground | GraphicsLayerPaintMask)
};
enum AnimatedPropertyID {
AnimatedPropertyInvalid,
AnimatedPropertyWebkitTransform,
AnimatedPropertyOpacity,
AnimatedPropertyBackgroundColor
};
class GraphicsLayerClient {
public:
virtual ~GraphicsLayerClient() {}
// Callback for when hardware-accelerated animation started.
virtual void notifyAnimationStarted(const GraphicsLayer*, double time) = 0;
// Notification that a layer property changed that requires a subsequent call to syncCompositingState()
// to appear on the screen.
virtual void notifySyncRequired(const GraphicsLayer*) = 0;
virtual void paintContents(const GraphicsLayer*, GraphicsContext&, GraphicsLayerPaintingPhase, const IntRect& inClip) = 0;
};
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING)
#endif // GraphicsLayerClient_h
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