| // Copyright 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/layer_impl.h" |
| |
| #include "cc/single_thread_proxy.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/skia/include/effects/SkBlurImageFilter.h" |
| #include <public/WebFilterOperation.h> |
| #include <public/WebFilterOperations.h> |
| |
| using namespace WebKit; |
| |
| namespace cc { |
| namespace { |
| |
| #define EXECUTE_AND_VERIFY_SUBTREE_CHANGED(codeToTest) \ |
| root->resetAllChangeTrackingForSubtree(); \ |
| codeToTest; \ |
| EXPECT_TRUE(root->layerPropertyChanged()); \ |
| EXPECT_TRUE(child->layerPropertyChanged()); \ |
| EXPECT_TRUE(grandChild->layerPropertyChanged()); \ |
| EXPECT_FALSE(root->layerSurfacePropertyChanged()) |
| |
| |
| #define EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(codeToTest) \ |
| root->resetAllChangeTrackingForSubtree(); \ |
| codeToTest; \ |
| EXPECT_FALSE(root->layerPropertyChanged()); \ |
| EXPECT_FALSE(child->layerPropertyChanged()); \ |
| EXPECT_FALSE(grandChild->layerPropertyChanged()); \ |
| EXPECT_FALSE(root->layerSurfacePropertyChanged()) |
| |
| #define EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(codeToTest) \ |
| root->resetAllChangeTrackingForSubtree(); \ |
| codeToTest; \ |
| EXPECT_TRUE(root->layerPropertyChanged()); \ |
| EXPECT_FALSE(child->layerPropertyChanged()); \ |
| EXPECT_FALSE(grandChild->layerPropertyChanged()); \ |
| EXPECT_FALSE(root->layerSurfacePropertyChanged()) |
| |
| #define EXECUTE_AND_VERIFY_ONLY_SURFACE_CHANGED(codeToTest) \ |
| root->resetAllChangeTrackingForSubtree(); \ |
| codeToTest; \ |
| EXPECT_FALSE(root->layerPropertyChanged()); \ |
| EXPECT_FALSE(child->layerPropertyChanged()); \ |
| EXPECT_FALSE(grandChild->layerPropertyChanged()); \ |
| EXPECT_TRUE(root->layerSurfacePropertyChanged()) |
| |
| TEST(LayerImplTest, verifyLayerChangesAreTrackedProperly) |
| { |
| // |
| // This test checks that layerPropertyChanged() has the correct behavior. |
| // |
| |
| // The constructor on this will fake that we are on the correct thread. |
| // Create a simple LayerImpl tree: |
| scoped_ptr<LayerImpl> root = LayerImpl::create(1); |
| root->addChild(LayerImpl::create(2)); |
| LayerImpl* child = root->children()[0]; |
| child->addChild(LayerImpl::create(3)); |
| LayerImpl* grandChild = child->children()[0]; |
| |
| // Adding children is an internal operation and should not mark layers as changed. |
| EXPECT_FALSE(root->layerPropertyChanged()); |
| EXPECT_FALSE(child->layerPropertyChanged()); |
| EXPECT_FALSE(grandChild->layerPropertyChanged()); |
| |
| gfx::PointF arbitraryPointF = gfx::PointF(0.125f, 0.25f); |
| float arbitraryNumber = 0.352f; |
| gfx::Size arbitrarySize = gfx::Size(111, 222); |
| gfx::Point arbitraryPoint = gfx::Point(333, 444); |
| gfx::Vector2d arbitraryVector2d = gfx::Vector2d(111, 222); |
| gfx::Rect arbitraryRect = gfx::Rect(arbitraryPoint, arbitrarySize); |
| gfx::RectF arbitraryRectF = gfx::RectF(arbitraryPointF, gfx::SizeF(1.234f, 5.678f)); |
| SkColor arbitraryColor = SkColorSetRGB(10, 20, 30); |
| gfx::Transform arbitraryTransform; |
| arbitraryTransform.Scale3d(0.1, 0.2, 0.3); |
| WebFilterOperations arbitraryFilters; |
| arbitraryFilters.append(WebFilterOperation::createOpacityFilter(0.5)); |
| SkAutoTUnref<SkImageFilter> arbitraryFilter(new SkBlurImageFilter(SK_Scalar1, SK_Scalar1)); |
| |
| // These properties are internal, and should not be considered "change" when they are used. |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setUseLCDText(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawOpacity(arbitraryNumber)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setRenderTarget(0)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawTransform(arbitraryTransform)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScreenSpaceTransform(arbitraryTransform)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawableContentRect(arbitraryRect)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setUpdateRect(arbitraryRectF)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setVisibleContentRect(arbitraryRect)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setMaxScrollOffset(arbitraryVector2d)); |
| |
| // Changing these properties affects the entire subtree of layers. |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setAnchorPoint(arbitraryPointF)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setAnchorPointZ(arbitraryNumber)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setFilters(arbitraryFilters)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setFilters(WebFilterOperations())); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setFilter(arbitraryFilter)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setMaskLayer(LayerImpl::create(4))); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setMasksToBounds(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setContentsOpaque(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setReplicaLayer(LayerImpl::create(5))); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setPosition(arbitraryPointF)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setPreserves3D(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setDoubleSided(false)); // constructor initializes it to "true". |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->scrollBy(arbitraryVector2d)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setScrollDelta(gfx::Vector2d())); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setScrollOffset(arbitraryVector2d)); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setImplTransform(arbitraryTransform)); |
| |
| // Changing these properties only affects the layer itself. |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setContentBounds(arbitrarySize)); |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setContentsScale(arbitraryNumber, arbitraryNumber)); |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDrawsContent(true)); |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBackgroundColor(SK_ColorGRAY)); |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBackgroundFilters(arbitraryFilters)); |
| |
| // Changing these properties only affects how render surface is drawn |
| EXECUTE_AND_VERIFY_ONLY_SURFACE_CHANGED(root->setOpacity(arbitraryNumber)); |
| EXECUTE_AND_VERIFY_ONLY_SURFACE_CHANGED(root->setTransform(arbitraryTransform)); |
| |
| // Special case: check that sublayer transform changes all layer's descendants, but not the layer itself. |
| root->resetAllChangeTrackingForSubtree(); |
| root->setSublayerTransform(arbitraryTransform); |
| EXPECT_FALSE(root->layerPropertyChanged()); |
| EXPECT_TRUE(child->layerPropertyChanged()); |
| EXPECT_TRUE(grandChild->layerPropertyChanged()); |
| |
| // Special case: check that setBounds changes behavior depending on masksToBounds. |
| root->setMasksToBounds(false); |
| EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBounds(gfx::Size(135, 246))); |
| root->setMasksToBounds(true); |
| EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setBounds(arbitrarySize)); // should be a different size than previous call, to ensure it marks tree changed. |
| |
| // After setting all these properties already, setting to the exact same values again should |
| // not cause any change. |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setAnchorPoint(arbitraryPointF)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setAnchorPointZ(arbitraryNumber)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setMasksToBounds(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setPosition(arbitraryPointF)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setPreserves3D(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setTransform(arbitraryTransform)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDoubleSided(false)); // constructor initializes it to "true". |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScrollDelta(gfx::Vector2d())); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScrollOffset(arbitraryVector2d)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setImplTransform(arbitraryTransform)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentBounds(arbitrarySize)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsScale(arbitraryNumber, arbitraryNumber)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentsOpaque(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setOpacity(arbitraryNumber)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawsContent(true)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setSublayerTransform(arbitraryTransform)); |
| EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setBounds(arbitrarySize)); |
| } |
| |
| } // namespace |
| } // namespace cc |
