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/*
* Copyright 2012, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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 IFrameContentLayerAndroid_h
#define IFrameContentLayerAndroid_h
#if USE(ACCELERATED_COMPOSITING)
#include "ScrollableLayerAndroid.h"
namespace WebCore {
class IFrameContentLayerAndroid : public ScrollableLayerAndroid {
public:
IFrameContentLayerAndroid(RenderLayer* owner)
: ScrollableLayerAndroid(owner) {}
IFrameContentLayerAndroid(const ScrollableLayerAndroid& layer)
: ScrollableLayerAndroid(layer) {}
IFrameContentLayerAndroid(const LayerAndroid& layer)
: ScrollableLayerAndroid(layer) {}
IFrameContentLayerAndroid(const IFrameContentLayerAndroid& layer)
: ScrollableLayerAndroid(layer)
, m_iframeScrollOffset(layer.m_iframeScrollOffset) {}
virtual ~IFrameContentLayerAndroid() {};
// isIFrame() return true for compatibility reason (see ViewStateSerializer)
virtual bool isIFrame() const { return true; }
virtual bool isIFrameContent() const { return true; }
virtual LayerAndroid* copy() const { return new IFrameContentLayerAndroid(*this); }
virtual SubclassType subclassType() { return LayerAndroid::IFrameContentLayer; }
// Scrolls to the given position in the layer.
// Returns whether or not any scrolling was required.
virtual bool scrollTo(int x, int y);
// Fills the rect with the current scroll offset and the maximum scroll offset.
// fLeft = scrollX
// fTop = scrollY
// fRight = maxScrollX
// fBottom = maxScrollY
virtual void getScrollRect(SkIRect*) const;
void setIFrameScrollOffset(IntPoint offset) { m_iframeScrollOffset = offset; }
private:
IntPoint m_iframeScrollOffset;
};
}
#endif // USE(ACCELERATED_COMPOSITING)
#endif // IFrameContentLayerAndroid_h
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