15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2011 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2693ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#ifndef WebContentLayer_h 2793ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#define WebContentLayer_h 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2993ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#include "WebCommon.h" 3093ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#include "WebLayer.h" 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3251b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles)namespace blink { 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3493ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)class WebContentLayer { 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 3693ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) virtual ~WebContentLayer() { } 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3893ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // The WebContentLayer has ownership of this wrapper. 3993ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) virtual WebLayer* layer() = 0; 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 4193ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // Set to true if the backside of this layer's contents should be visible when composited. 4293ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // Defaults to false. 4393ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) virtual void setDoubleSided(bool) = 0; 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 4593ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // Allow the compositor to determine the scale at which the layer should 4693ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // be rasterized based on the layer's hierarchy and transform. This defaults 4793ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // to false. 4893ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) virtual void setAutomaticallyComputeRasterScale(bool) { } 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5093ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // Set to draw a system-defined checkerboard if the compositor would otherwise draw a tile in this layer 5193ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // and the actual contents are unavailable. If false, the compositor will draw the layer's background color 5293ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // for these tiles. 5393ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) // Defaults to false. 5493ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) virtual void setDrawCheckerboardForMissingTiles(bool) = 0; 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5751b2906e11752df6c18351cf520e30522d3b53a1Torne (Richard Coles)} // namespace blink 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5993ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#endif // WebContentLayer_h 60