1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WebCompositorSupport_h 27#define WebCompositorSupport_h 28 29#include "WebCommon.h" 30#include "WebCompositorAnimation.h" 31#include "WebCompositorAnimationCurve.h" 32#include "WebFloatPoint.h" 33#include "WebLayerTreeView.h" 34#include "WebScrollbar.h" 35#include "WebScrollbarThemePainter.h" 36 37namespace blink { 38 39class WebCompositorAnimationCurve; 40class WebCompositorOutputSurface; 41class WebContentLayer; 42class WebContentLayerClient; 43class WebExternalTextureLayer; 44class WebExternalTextureLayerClient; 45class WebFilterAnimationCurve; 46class WebFilterOperations; 47class WebFloatAnimationCurve; 48class WebGraphicsContext3D; 49class WebImageLayer; 50class WebNinePatchLayer; 51class WebLayer; 52class WebScrollbarLayer; 53class WebScrollbarThemeGeometry; 54class WebScrollOffsetAnimationCurve; 55class WebTransformAnimationCurve; 56class WebTransformOperations; 57 58class WebCompositorSupport { 59public: 60 // Creates an output surface for the compositor backed by a 3d context. 61 virtual WebCompositorOutputSurface* createOutputSurfaceFor3D(WebGraphicsContext3D*) { return 0; } 62 63 // Creates an output surface for the compositor backed by a software device. 64 virtual WebCompositorOutputSurface* createOutputSurfaceForSoftware() { return 0; } 65 66 // Layers ------------------------------------------------------- 67 68 virtual WebLayer* createLayer() { return 0; } 69 70 virtual WebContentLayer* createContentLayer(WebContentLayerClient*) { return 0; } 71 72 virtual WebExternalTextureLayer* createExternalTextureLayer(WebExternalTextureLayerClient*) { return 0; } 73 74 virtual WebImageLayer* createImageLayer() { return 0; } 75 76 virtual WebNinePatchLayer* createNinePatchLayer() { return 0; } 77 78 // The ownership of the WebScrollbarThemeGeometry pointer is passed to Chromium. 79 virtual WebScrollbarLayer* createScrollbarLayer(WebScrollbar*, WebScrollbarThemePainter, WebScrollbarThemeGeometry*) { return 0; } 80 81 virtual WebScrollbarLayer* createSolidColorScrollbarLayer(WebScrollbar::Orientation, int thumbThickness, int trackStart, bool isLeftSideVerticalScrollbar) { return 0; } 82 83 // Animation ---------------------------------------------------- 84 85 virtual WebCompositorAnimation* createAnimation(const WebCompositorAnimationCurve&, WebCompositorAnimation::TargetProperty, int animationId = 0) { return 0; } 86 87 virtual WebFilterAnimationCurve* createFilterAnimationCurve() { return 0; } 88 89 virtual WebFloatAnimationCurve* createFloatAnimationCurve() { return 0; } 90 91 virtual WebScrollOffsetAnimationCurve* createScrollOffsetAnimationCurve(WebFloatPoint targetValue, WebCompositorAnimationCurve::TimingFunctionType) { return 0; } 92 93 virtual WebTransformAnimationCurve* createTransformAnimationCurve() { return 0; } 94 95 virtual WebTransformOperations* createTransformOperations() { return 0; } 96 97 virtual WebFilterOperations* createFilterOperations() { return 0; } 98 99protected: 100 virtual ~WebCompositorSupport() { } 101}; 102 103} 104 105#endif // WebCompositorSupport_h 106