1/* 2 * Copyright (C) 2011 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. 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 APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25#include "config.h" 26#include "platform/graphics/Image.h" 27 28#include "platform/graphics/GraphicsLayer.h" 29#include "platform/graphics/skia/NativeImageSkia.h" 30#include "wtf/PassOwnPtr.h" 31 32#include <gtest/gtest.h> 33 34using namespace blink; 35 36namespace { 37 38class MockGraphicsLayerClient : public GraphicsLayerClient { 39public: 40 virtual void notifyAnimationStarted(const GraphicsLayer*, double monotonicTime) OVERRIDE { } 41 virtual void paintContents(const GraphicsLayer*, GraphicsContext&, GraphicsLayerPaintingPhase, const IntRect& inClip) OVERRIDE { } 42 virtual String debugName(const GraphicsLayer*) OVERRIDE { return String(); } 43}; 44 45class TestImage : public Image { 46public: 47 48 static PassRefPtr<TestImage> create(const IntSize& size, bool isOpaque) 49 { 50 return adoptRef(new TestImage(size, isOpaque)); 51 } 52 53 explicit TestImage(const IntSize& size, bool isOpaque) 54 : Image(0) 55 , m_size(size) 56 { 57 SkBitmap bitmap; 58 bitmap.allocN32Pixels(size.width(), size.height(), isOpaque); 59 m_nativeImage = NativeImageSkia::create(bitmap); 60 } 61 62 virtual bool isBitmapImage() const OVERRIDE 63 { 64 return true; 65 } 66 67 virtual bool currentFrameKnownToBeOpaque() OVERRIDE 68 { 69 return m_nativeImage->bitmap().isOpaque(); 70 } 71 72 virtual IntSize size() const OVERRIDE 73 { 74 return m_size; 75 } 76 77 virtual PassRefPtr<NativeImageSkia> nativeImageForCurrentFrame() OVERRIDE 78 { 79 if (m_size.isZero()) 80 return nullptr; 81 82 return m_nativeImage; 83 } 84 85 // Stub implementations of pure virtual Image functions. 86 virtual void destroyDecodedData(bool) OVERRIDE 87 { 88 } 89 90 virtual void draw(GraphicsContext*, const FloatRect&, const FloatRect&, CompositeOperator, WebBlendMode) OVERRIDE 91 { 92 } 93 94private: 95 96 IntSize m_size; 97 98 RefPtr<NativeImageSkia> m_nativeImage; 99}; 100 101class GraphicsLayerForTesting : public GraphicsLayer { 102public: 103 explicit GraphicsLayerForTesting(GraphicsLayerClient* client) 104 : GraphicsLayer(client) { }; 105 106 virtual WebLayer* contentsLayer() const { return GraphicsLayer::contentsLayer(); } 107}; 108 109TEST(ImageLayerChromiumTest, imageLayerContentReset) 110{ 111 MockGraphicsLayerClient client; 112 OwnPtr<GraphicsLayerForTesting> graphicsLayer = adoptPtr(new GraphicsLayerForTesting(&client)); 113 ASSERT_TRUE(graphicsLayer.get()); 114 115 ASSERT_FALSE(graphicsLayer->hasContentsLayer()); 116 ASSERT_FALSE(graphicsLayer->contentsLayer()); 117 118 RefPtr<Image> image = TestImage::create(IntSize(100, 100), false); 119 ASSERT_TRUE(image.get()); 120 121 graphicsLayer->setContentsToImage(image.get()); 122 ASSERT_TRUE(graphicsLayer->hasContentsLayer()); 123 ASSERT_TRUE(graphicsLayer->contentsLayer()); 124 125 graphicsLayer->setContentsToImage(0); 126 ASSERT_FALSE(graphicsLayer->hasContentsLayer()); 127 ASSERT_FALSE(graphicsLayer->contentsLayer()); 128} 129 130TEST(ImageLayerChromiumTest, opaqueImages) 131{ 132 MockGraphicsLayerClient client; 133 OwnPtr<GraphicsLayerForTesting> graphicsLayer = adoptPtr(new GraphicsLayerForTesting(&client)); 134 ASSERT_TRUE(graphicsLayer.get()); 135 136 RefPtr<Image> opaqueImage = TestImage::create(IntSize(100, 100), true /* opaque */); 137 ASSERT_TRUE(opaqueImage.get()); 138 RefPtr<Image> nonOpaqueImage = TestImage::create(IntSize(100, 100), false /* opaque */); 139 ASSERT_TRUE(nonOpaqueImage.get()); 140 141 ASSERT_FALSE(graphicsLayer->contentsLayer()); 142 143 graphicsLayer->setContentsToImage(opaqueImage.get()); 144 ASSERT_TRUE(graphicsLayer->contentsLayer()->opaque()); 145 146 graphicsLayer->setContentsToImage(nonOpaqueImage.get()); 147 ASSERT_FALSE(graphicsLayer->contentsLayer()->opaque()); 148} 149 150} // namespace 151