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60 lines
2.4 KiB
C++
60 lines
2.4 KiB
C++
/*
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* Copyright (C) 2011 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef WebContentLayer_h
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#define WebContentLayer_h
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#include "WebCommon.h"
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#include "WebLayer.h"
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namespace blink {
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class WebContentLayer {
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public:
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virtual ~WebContentLayer() { }
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// The WebContentLayer has ownership of this wrapper.
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virtual WebLayer* layer() = 0;
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// Set to true if the backside of this layer's contents should be visible when composited.
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// Defaults to false.
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virtual void setDoubleSided(bool) = 0;
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// Allow the compositor to determine the scale at which the layer should
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// be rasterized based on the layer's hierarchy and transform. This defaults
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// to false.
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virtual void setAutomaticallyComputeRasterScale(bool) { }
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// Set to draw a system-defined checkerboard if the compositor would otherwise draw a tile in this layer
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// and the actual contents are unavailable. If false, the compositor will draw the layer's background color
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// for these tiles.
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// Defaults to false.
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virtual void setDrawCheckerboardForMissingTiles(bool) = 0;
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};
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} // namespace blink
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#endif // WebContentLayer_h
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