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      1 /*
      2  * Copyright 2012, The Android Open Source Project
      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  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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 IFrameLayerAndroid_h
     27 #define IFrameLayerAndroid_h
     28 
     29 #if USE(ACCELERATED_COMPOSITING)
     30 
     31 #include "LayerAndroid.h"
     32 
     33 namespace WebCore {
     34 
     35 class IFrameLayerAndroid : public LayerAndroid {
     36 
     37 public:
     38     IFrameLayerAndroid(RenderLayer* owner)
     39         : LayerAndroid(owner) {}
     40     IFrameLayerAndroid(const LayerAndroid& layer)
     41         : LayerAndroid(layer) {}
     42     IFrameLayerAndroid(const IFrameLayerAndroid& layer)
     43         : LayerAndroid(layer)
     44         , m_iframeOffset(layer.m_iframeOffset) {}
     45 
     46     virtual ~IFrameLayerAndroid() {};
     47 
     48     virtual bool isIFrame() const { return true; }
     49 
     50     virtual LayerAndroid* copy() const { return new IFrameLayerAndroid(*this); }
     51     virtual SubclassType subclassType() const { return LayerAndroid::IFrameLayer; }
     52 
     53     virtual IFrameLayerAndroid* updatePosition(SkRect viewport,
     54                                                IFrameLayerAndroid* parentIframeLayer);
     55 
     56     virtual void dumpLayer(LayerDumper*) const;
     57 
     58     const IntPoint& iframeOffset() const { return m_iframeOffset; }
     59 
     60 private:
     61     IntPoint m_iframeOffset;
     62 };
     63 
     64 }
     65 
     66 #endif // USE(ACCELERATED_COMPOSITING)
     67 
     68 #endif // IFrameLayerAndroid_h
     69