| // Copyright 2012 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/trees/layer_tree_host.h" |
| |
| #include "base/memory/weak_ptr.h" |
| #include "cc/layers/content_layer.h" |
| #include "cc/layers/layer.h" |
| #include "cc/layers/layer_impl.h" |
| #include "cc/test/fake_content_layer_client.h" |
| #include "cc/test/fake_layer_tree_host_client.h" |
| #include "cc/test/geometry_test_utils.h" |
| #include "cc/test/layer_tree_test.h" |
| #include "cc/trees/layer_tree_impl.h" |
| #include "ui/gfx/point_conversions.h" |
| #include "ui/gfx/size_conversions.h" |
| #include "ui/gfx/vector2d_conversions.h" |
| |
| namespace cc { |
| namespace { |
| |
| class LayerTreeHostScrollTest : public LayerTreeTest {}; |
| |
| class LayerTreeHostScrollTestScrollSimple : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollSimple() |
| : initial_scroll_(10, 20), |
| second_scroll_(40, 5), |
| scroll_amount_(2, -1), |
| num_scrolls_(0) {} |
| |
| virtual void BeginTest() OVERRIDE { |
| layer_tree_host()->root_layer()->SetScrollable(true); |
| layer_tree_host()->root_layer() |
| ->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| layer_tree_host()->root_layer()->SetScrollOffset(initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void Layout() OVERRIDE { |
| Layer* root = layer_tree_host()->root_layer(); |
| if (!layer_tree_host()->source_frame_number()) { |
| EXPECT_VECTOR_EQ(initial_scroll_, root->scroll_offset()); |
| } else { |
| EXPECT_VECTOR_EQ(initial_scroll_ + scroll_amount_, root->scroll_offset()); |
| |
| // Pretend like Javascript updated the scroll position itself. |
| root->SetScrollOffset(second_scroll_); |
| } |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), root->ScrollDelta()); |
| |
| root->SetScrollable(true); |
| root->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| root->ScrollBy(scroll_amount_); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_scroll_, root->scroll_offset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, root->ScrollDelta()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), second_scroll_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), scroll_amount_); |
| EndTest(); |
| break; |
| } |
| } |
| |
| virtual void ApplyScrollAndScale(gfx::Vector2d scroll_delta, |
| float scale) OVERRIDE { |
| num_scrolls_++; |
| } |
| |
| virtual void AfterTest() OVERRIDE { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::Vector2d initial_scroll_; |
| gfx::Vector2d second_scroll_; |
| gfx::Vector2d scroll_amount_; |
| int num_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollSimple); |
| |
| class LayerTreeHostScrollTestScrollMultipleRedraw |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollMultipleRedraw() |
| : initial_scroll_(40, 10), scroll_amount_(-3, 17), num_scrolls_(0) {} |
| |
| virtual void BeginTest() OVERRIDE { |
| layer_tree_host()->root_layer()->SetScrollable(true); |
| layer_tree_host()->root_layer()->SetScrollOffset(initial_scroll_); |
| layer_tree_host()->root_layer()->SetBounds(gfx::Size(200, 200)); |
| layer_tree_host()->root_layer() |
| ->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void BeginCommitOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| Layer* root = layer_tree_host()->root_layer(); |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), |
| initial_scroll_ + scroll_amount_ + scroll_amount_); |
| case 2: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), |
| initial_scroll_ + scroll_amount_ + scroll_amount_); |
| break; |
| } |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumber() == 1) { |
| // First draw after first commit. |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), gfx::Vector2d()); |
| root->ScrollBy(scroll_amount_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), scroll_amount_); |
| |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| PostSetNeedsRedrawToMainThread(); |
| } else if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumber() == 2) { |
| // Second draw after first commit. |
| EXPECT_EQ(root->ScrollDelta(), scroll_amount_); |
| root->ScrollBy(scroll_amount_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), scroll_amount_ + scroll_amount_); |
| |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } else if (impl->active_tree()->source_frame_number() == 1) { |
| // Third or later draw after second commit. |
| EXPECT_GE(impl->SourceAnimationFrameNumber(), 3); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), gfx::Vector2d()); |
| EXPECT_VECTOR_EQ(root->scroll_offset(), |
| initial_scroll_ + scroll_amount_ + scroll_amount_); |
| EndTest(); |
| } |
| } |
| |
| virtual void ApplyScrollAndScale(gfx::Vector2d scroll_delta, |
| float scale) OVERRIDE { |
| num_scrolls_++; |
| } |
| |
| virtual void AfterTest() OVERRIDE { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::Vector2d initial_scroll_; |
| gfx::Vector2d scroll_amount_; |
| int num_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollMultipleRedraw); |
| |
| class LayerTreeHostScrollTestScrollAbortedCommit |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollAbortedCommit() |
| : initial_scroll_(50, 60), |
| impl_scroll_(-3, 2), |
| second_main_scroll_(14, -3), |
| impl_scale_(2.f), |
| num_will_begin_main_frames_(0), |
| num_did_begin_main_frames_(0), |
| num_will_commits_(0), |
| num_did_commits_(0), |
| num_impl_commits_(0), |
| num_impl_scrolls_(0) {} |
| |
| virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); } |
| |
| virtual void SetupTree() OVERRIDE { |
| LayerTreeHostScrollTest::SetupTree(); |
| scoped_refptr<Layer> root_scroll_layer = Layer::Create(); |
| root_scroll_layer->SetScrollable(true); |
| root_scroll_layer->SetScrollOffset(initial_scroll_); |
| root_scroll_layer->SetBounds(gfx::Size(200, 200)); |
| root_scroll_layer->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| root_scroll_layer->SetIsDrawable(true); |
| layer_tree_host()->root_layer()->AddChild(root_scroll_layer); |
| |
| layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.01f, 100.f); |
| } |
| |
| virtual void WillBeginMainFrame() OVERRIDE { |
| num_will_begin_main_frames_++; |
| Layer* root_scroll_layer = layer_tree_host()->root_layer()->children()[0]; |
| switch (num_will_begin_main_frames_) { |
| case 1: |
| // This will not be aborted because of the initial prop changes. |
| EXPECT_EQ(0, num_impl_scrolls_); |
| EXPECT_EQ(0, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), initial_scroll_); |
| EXPECT_EQ(1.f, layer_tree_host()->page_scale_factor()); |
| break; |
| case 2: |
| // This commit will be aborted, and another commit will be |
| // initiated from the redraw. |
| EXPECT_EQ(1, num_impl_scrolls_); |
| EXPECT_EQ(1, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_); |
| EXPECT_EQ(impl_scale_, layer_tree_host()->page_scale_factor()); |
| PostSetNeedsRedrawToMainThread(); |
| break; |
| case 3: |
| // This commit will not be aborted because of the scroll change. |
| EXPECT_EQ(2, num_impl_scrolls_); |
| EXPECT_EQ(1, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_ + impl_scroll_); |
| EXPECT_EQ(impl_scale_ * impl_scale_, |
| layer_tree_host()->page_scale_factor()); |
| root_scroll_layer->SetScrollOffset(root_scroll_layer->scroll_offset() + |
| second_main_scroll_); |
| break; |
| case 4: |
| // This commit will also be aborted. |
| EXPECT_EQ(3, num_impl_scrolls_); |
| EXPECT_EQ(2, layer_tree_host()->source_frame_number()); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_ + impl_scroll_ + |
| impl_scroll_ + second_main_scroll_); |
| // End the test by drawing to verify this commit is also aborted. |
| PostSetNeedsRedrawToMainThread(); |
| break; |
| } |
| } |
| |
| virtual void DidBeginMainFrame() OVERRIDE { num_did_begin_main_frames_++; } |
| |
| virtual void WillCommit() OVERRIDE { num_will_commits_++; } |
| |
| virtual void DidCommit() OVERRIDE { num_did_commits_++; } |
| |
| virtual void BeginCommitOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| num_impl_commits_++; |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root_scroll_layer = |
| impl->active_tree()->root_layer()->children()[0]; |
| |
| if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumber() == 1) { |
| // First draw |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), gfx::Vector2d()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), impl_scroll_); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), initial_scroll_); |
| |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(1.f, impl->active_tree()->total_page_scale_factor()); |
| impl->active_tree()->SetPageScaleDelta(impl_scale_); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->total_page_scale_factor()); |
| |
| // To simplify the testing flow, don't redraw here, just commit. |
| impl->SetNeedsCommit(); |
| } else if (impl->active_tree()->source_frame_number() == 0 && |
| impl->SourceAnimationFrameNumber() == 2) { |
| // Test a second draw after an aborted commit. |
| // The scroll/scale values should be baked into the offset/scale factor |
| // since the main thread consumed but aborted the begin frame. |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), gfx::Vector2d()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), impl_scroll_); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_); |
| |
| EXPECT_EQ(1.f, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->total_page_scale_factor()); |
| impl->active_tree()->SetPageScaleDelta(impl_scale_); |
| EXPECT_EQ(impl_scale_, impl->active_tree()->page_scale_delta()); |
| EXPECT_EQ(impl_scale_ * impl_scale_, |
| impl->active_tree()->total_page_scale_factor()); |
| |
| impl->SetNeedsCommit(); |
| } else if (impl->active_tree()->source_frame_number() == 1 && |
| impl->SourceAnimationFrameNumber() == 3) { |
| // Third draw after the second full commit. |
| EXPECT_EQ(root_scroll_layer->ScrollDelta(), gfx::Vector2d()); |
| root_scroll_layer->ScrollBy(impl_scroll_); |
| impl->SetNeedsCommit(); |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), impl_scroll_); |
| EXPECT_VECTOR_EQ( |
| root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_ + impl_scroll_ + second_main_scroll_); |
| } else if (impl->active_tree()->source_frame_number() == 1 && |
| impl->SourceAnimationFrameNumber() == 4) { |
| // Final draw after the second aborted commit. |
| EXPECT_VECTOR_EQ(root_scroll_layer->ScrollDelta(), gfx::Vector2d()); |
| EXPECT_VECTOR_EQ(root_scroll_layer->scroll_offset(), |
| initial_scroll_ + impl_scroll_ + impl_scroll_ + |
| impl_scroll_ + second_main_scroll_); |
| EndTest(); |
| } |
| } |
| |
| virtual void ApplyScrollAndScale(gfx::Vector2d scroll_delta, |
| float scale) OVERRIDE { |
| num_impl_scrolls_++; |
| } |
| |
| virtual void AfterTest() OVERRIDE { |
| EXPECT_EQ(3, num_impl_scrolls_); |
| // Verify that the embedder sees aborted commits as real commits. |
| EXPECT_EQ(4, num_will_begin_main_frames_); |
| EXPECT_EQ(4, num_did_begin_main_frames_); |
| EXPECT_EQ(4, num_will_commits_); |
| EXPECT_EQ(4, num_did_commits_); |
| // ...but the compositor thread only sees two real ones. |
| EXPECT_EQ(2, num_impl_commits_); |
| } |
| |
| private: |
| gfx::Vector2d initial_scroll_; |
| gfx::Vector2d impl_scroll_; |
| gfx::Vector2d second_main_scroll_; |
| float impl_scale_; |
| int num_will_begin_main_frames_; |
| int num_did_begin_main_frames_; |
| int num_will_commits_; |
| int num_did_commits_; |
| int num_impl_commits_; |
| int num_impl_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollAbortedCommit); |
| |
| class LayerTreeHostScrollTestFractionalScroll : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestFractionalScroll() : scroll_amount_(1.75, 0) {} |
| |
| virtual void BeginTest() OVERRIDE { |
| layer_tree_host()->root_layer()->SetScrollable(true); |
| layer_tree_host()->root_layer() |
| ->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| |
| // Check that a fractional scroll delta is correctly accumulated over |
| // multiple commits. |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), gfx::Vector2d(0, 0)); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), gfx::Vector2d(0, 0)); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), |
| gfx::ToFlooredVector2d(scroll_amount_)); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), |
| gfx::Vector2dF(fmod(scroll_amount_.x(), 1.0f), 0.0f)); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 2: |
| EXPECT_VECTOR_EQ( |
| root->scroll_offset(), |
| gfx::ToFlooredVector2d(scroll_amount_ + scroll_amount_)); |
| EXPECT_VECTOR_EQ( |
| root->ScrollDelta(), |
| gfx::Vector2dF(fmod(2.0f * scroll_amount_.x(), 1.0f), 0.0f)); |
| EndTest(); |
| break; |
| } |
| root->ScrollBy(scroll_amount_); |
| } |
| |
| virtual void AfterTest() OVERRIDE {} |
| |
| private: |
| gfx::Vector2dF scroll_amount_; |
| }; |
| |
| MULTI_THREAD_TEST_F(LayerTreeHostScrollTestFractionalScroll); |
| |
| class LayerTreeHostScrollTestCaseWithChild : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestCaseWithChild() |
| : initial_offset_(10, 20), |
| javascript_scroll_(40, 5), |
| scroll_amount_(2, -1), |
| num_scrolls_(0) {} |
| |
| virtual void SetupTree() OVERRIDE { |
| layer_tree_host()->SetDeviceScaleFactor(device_scale_factor_); |
| |
| scoped_refptr<Layer> root_layer = Layer::Create(); |
| root_layer->SetBounds(gfx::Size(10, 10)); |
| |
| root_scroll_layer_ = ContentLayer::Create(&fake_content_layer_client_); |
| root_scroll_layer_->SetBounds(gfx::Size(110, 110)); |
| |
| root_scroll_layer_->SetPosition(gfx::Point()); |
| root_scroll_layer_->SetAnchorPoint(gfx::PointF()); |
| |
| root_scroll_layer_->SetIsDrawable(true); |
| root_scroll_layer_->SetScrollable(true); |
| root_scroll_layer_->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| root_layer->AddChild(root_scroll_layer_); |
| |
| child_layer_ = ContentLayer::Create(&fake_content_layer_client_); |
| child_layer_->set_did_scroll_callback( |
| base::Bind(&LayerTreeHostScrollTestCaseWithChild::DidScroll, |
| base::Unretained(this))); |
| child_layer_->SetBounds(gfx::Size(110, 110)); |
| |
| if (scroll_child_layer_) { |
| // Scrolls on the child layer will happen at 5, 5. If they are treated |
| // like device pixels, and device scale factor is 2, then they will |
| // be considered at 2.5, 2.5 in logical pixels, and will miss this layer. |
| child_layer_->SetPosition(gfx::Point(5, 5)); |
| } else { |
| // Adjust the child layer horizontally so that scrolls will never hit it. |
| child_layer_->SetPosition(gfx::Point(60, 5)); |
| } |
| child_layer_->SetAnchorPoint(gfx::PointF()); |
| |
| child_layer_->SetIsDrawable(true); |
| child_layer_->SetScrollable(true); |
| child_layer_->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| root_scroll_layer_->AddChild(child_layer_); |
| |
| if (scroll_child_layer_) { |
| expected_scroll_layer_ = child_layer_; |
| expected_no_scroll_layer_ = root_scroll_layer_; |
| } else { |
| expected_scroll_layer_ = root_scroll_layer_; |
| expected_no_scroll_layer_ = child_layer_; |
| } |
| |
| expected_scroll_layer_->SetScrollOffset(initial_offset_); |
| |
| layer_tree_host()->SetRootLayer(root_layer); |
| LayerTreeHostScrollTest::SetupTree(); |
| } |
| |
| virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); } |
| |
| virtual void WillCommit() OVERRIDE { |
| // Keep the test committing (otherwise the early out for no update |
| // will stall the test). |
| if (layer_tree_host()->source_frame_number() < 2) { |
| layer_tree_host()->SetNeedsCommit(); |
| } |
| } |
| |
| void DidScroll() { |
| final_scroll_offset_ = expected_scroll_layer_->scroll_offset(); |
| } |
| |
| virtual void ApplyScrollAndScale(gfx::Vector2d scroll_delta, |
| float scale) OVERRIDE { |
| num_scrolls_++; |
| } |
| |
| virtual void Layout() OVERRIDE { |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_no_scroll_layer_->scroll_offset()); |
| |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(initial_offset_, |
| expected_scroll_layer_->scroll_offset()); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(initial_offset_ + scroll_amount_, |
| expected_scroll_layer_->scroll_offset()); |
| |
| // Pretend like Javascript updated the scroll position itself. |
| expected_scroll_layer_->SetScrollOffset(javascript_scroll_); |
| break; |
| case 2: |
| EXPECT_VECTOR_EQ(javascript_scroll_ + scroll_amount_, |
| expected_scroll_layer_->scroll_offset()); |
| break; |
| } |
| } |
| |
| virtual void DidActivateTreeOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root_impl = impl->active_tree()->root_layer(); |
| LayerImpl* root_scroll_layer_impl = root_impl->children()[0]; |
| LayerImpl* child_layer_impl = root_scroll_layer_impl->children()[0]; |
| |
| LayerImpl* expected_scroll_layer_impl = NULL; |
| LayerImpl* expected_no_scroll_layer_impl = NULL; |
| if (scroll_child_layer_) { |
| expected_scroll_layer_impl = child_layer_impl; |
| expected_no_scroll_layer_impl = root_scroll_layer_impl; |
| } else { |
| expected_scroll_layer_impl = root_scroll_layer_impl; |
| expected_no_scroll_layer_impl = child_layer_impl; |
| } |
| |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), root_impl->ScrollDelta()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_no_scroll_layer_impl->ScrollDelta()); |
| |
| // Ensure device scale factor is affecting the layers. |
| gfx::Size expected_content_bounds = gfx::ToCeiledSize( |
| gfx::ScaleSize(root_scroll_layer_impl->bounds(), device_scale_factor_)); |
| EXPECT_SIZE_EQ(expected_content_bounds, |
| root_scroll_layer_->content_bounds()); |
| |
| expected_content_bounds = gfx::ToCeiledSize( |
| gfx::ScaleSize(child_layer_impl->bounds(), device_scale_factor_)); |
| EXPECT_SIZE_EQ(expected_content_bounds, child_layer_->content_bounds()); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: { |
| // Gesture scroll on impl thread. |
| InputHandler::ScrollStatus status = impl->ScrollBegin( |
| gfx::ToCeiledPoint(expected_scroll_layer_impl->position() - |
| gfx::Vector2dF(0.5f, 0.5f)), |
| InputHandler::Gesture); |
| EXPECT_EQ(InputHandler::ScrollStarted, status); |
| impl->ScrollBy(gfx::Point(), scroll_amount_); |
| impl->ScrollEnd(); |
| |
| // Check the scroll is applied as a delta. |
| EXPECT_VECTOR_EQ(initial_offset_, |
| expected_scroll_layer_impl->scroll_offset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, |
| expected_scroll_layer_impl->ScrollDelta()); |
| break; |
| } |
| case 1: { |
| // Wheel scroll on impl thread. |
| InputHandler::ScrollStatus status = impl->ScrollBegin( |
| gfx::ToCeiledPoint(expected_scroll_layer_impl->position() + |
| gfx::Vector2dF(0.5f, 0.5f)), |
| InputHandler::Wheel); |
| EXPECT_EQ(InputHandler::ScrollStarted, status); |
| impl->ScrollBy(gfx::Point(), scroll_amount_); |
| impl->ScrollEnd(); |
| |
| // Check the scroll is applied as a delta. |
| EXPECT_VECTOR_EQ(javascript_scroll_, |
| expected_scroll_layer_impl->scroll_offset()); |
| EXPECT_VECTOR_EQ(scroll_amount_, |
| expected_scroll_layer_impl->ScrollDelta()); |
| break; |
| } |
| case 2: |
| |
| EXPECT_VECTOR_EQ(javascript_scroll_ + scroll_amount_, |
| expected_scroll_layer_impl->scroll_offset()); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), |
| expected_scroll_layer_impl->ScrollDelta()); |
| |
| EndTest(); |
| break; |
| } |
| } |
| |
| virtual void AfterTest() OVERRIDE { |
| if (scroll_child_layer_) { |
| EXPECT_EQ(0, num_scrolls_); |
| EXPECT_VECTOR_EQ(javascript_scroll_ + scroll_amount_, |
| final_scroll_offset_); |
| } else { |
| EXPECT_EQ(2, num_scrolls_); |
| EXPECT_VECTOR_EQ(gfx::Vector2d(), final_scroll_offset_); |
| } |
| } |
| |
| protected: |
| float device_scale_factor_; |
| bool scroll_child_layer_; |
| |
| gfx::Vector2d initial_offset_; |
| gfx::Vector2d javascript_scroll_; |
| gfx::Vector2d scroll_amount_; |
| int num_scrolls_; |
| gfx::Vector2d final_scroll_offset_; |
| |
| FakeContentLayerClient fake_content_layer_client_; |
| |
| scoped_refptr<Layer> root_scroll_layer_; |
| scoped_refptr<Layer> child_layer_; |
| scoped_refptr<Layer> expected_scroll_layer_; |
| scoped_refptr<Layer> expected_no_scroll_layer_; |
| }; |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DirectRenderer_MainThreadPaint) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(true, false, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DirectRenderer_ImplSidePaint) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DelegatingRenderer_MainThreadPaint) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(true, true, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollChild_DelegatingRenderer_ImplSidePaint) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = true; |
| RunTest(true, true, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollChild_DirectRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = true; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollChild_DelegatingRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = true; |
| RunTest(true, true, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollChild_DirectRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = true; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollChild_DelegatingRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = true; |
| RunTest(true, true, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollRootScrollLayer_DirectRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = false; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor1_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 1.f; |
| scroll_child_layer_ = false; |
| RunTest(true, true, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollRootScrollLayer_DirectRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = false; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor15_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 1.5f; |
| scroll_child_layer_ = false; |
| RunTest(true, true, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollRootScrollLayer_DirectRenderer_MainSidePaint) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = false; |
| RunTest(true, false, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollRootScrollLayer_DirectRenderer_ImplSidePaint) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = false; |
| RunTest(true, false, true); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestCaseWithChild, |
| DeviceScaleFactor2_ScrollRootScrollLayer_DelegatingRenderer) { |
| device_scale_factor_ = 2.f; |
| scroll_child_layer_ = false; |
| RunTest(true, true, true); |
| } |
| |
| class ImplSidePaintingScrollTest : public LayerTreeHostScrollTest { |
| public: |
| virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE { |
| settings->impl_side_painting = true; |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| if (impl->pending_tree()) |
| impl->SetNeedsRedraw(); |
| } |
| }; |
| |
| class ImplSidePaintingScrollTestSimple : public ImplSidePaintingScrollTest { |
| public: |
| ImplSidePaintingScrollTestSimple() |
| : initial_scroll_(10, 20), |
| main_thread_scroll_(40, 5), |
| impl_thread_scroll1_(2, -1), |
| impl_thread_scroll2_(-3, 10), |
| num_scrolls_(0) {} |
| |
| virtual void BeginTest() OVERRIDE { |
| layer_tree_host()->root_layer()->SetScrollable(true); |
| layer_tree_host()->root_layer() |
| ->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| layer_tree_host()->root_layer()->SetScrollOffset(initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void Layout() OVERRIDE { |
| Layer* root = layer_tree_host()->root_layer(); |
| if (!layer_tree_host()->source_frame_number()) { |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| } else { |
| EXPECT_VECTOR_EQ(root->scroll_offset(), |
| initial_scroll_ + impl_thread_scroll1_); |
| |
| // Pretend like Javascript updated the scroll position itself with a |
| // change of main_thread_scroll. |
| root->SetScrollOffset(initial_scroll_ + main_thread_scroll_ + |
| impl_thread_scroll1_); |
| } |
| } |
| |
| virtual void CommitCompleteOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| // We force a second draw here of the first commit before activating |
| // the second commit. |
| if (impl->active_tree()->source_frame_number() == 0) |
| impl->SetNeedsRedraw(); |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| ImplSidePaintingScrollTest::DrawLayersOnThread(impl); |
| |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| LayerImpl* pending_root = |
| impl->active_tree()->FindPendingTreeLayerById(root->id()); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| if (!impl->pending_tree()) { |
| impl->BlockNotifyReadyToActivateForTesting(true); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), gfx::Vector2d()); |
| root->ScrollBy(impl_thread_scroll1_); |
| |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), impl_thread_scroll1_); |
| EXPECT_VECTOR_EQ(root->sent_scroll_delta(), gfx::Vector2d()); |
| PostSetNeedsCommitToMainThread(); |
| |
| // CommitCompleteOnThread will trigger this function again |
| // and cause us to take the else clause. |
| } else { |
| impl->BlockNotifyReadyToActivateForTesting(false); |
| ASSERT_TRUE(pending_root); |
| EXPECT_EQ(impl->pending_tree()->source_frame_number(), 1); |
| |
| root->ScrollBy(impl_thread_scroll2_); |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), |
| impl_thread_scroll1_ + impl_thread_scroll2_); |
| EXPECT_VECTOR_EQ(root->sent_scroll_delta(), impl_thread_scroll1_); |
| |
| EXPECT_VECTOR_EQ( |
| pending_root->scroll_offset(), |
| initial_scroll_ + main_thread_scroll_ + impl_thread_scroll1_); |
| EXPECT_VECTOR_EQ(pending_root->ScrollDelta(), impl_thread_scroll2_); |
| EXPECT_VECTOR_EQ(pending_root->sent_scroll_delta(), gfx::Vector2d()); |
| } |
| break; |
| case 1: |
| EXPECT_FALSE(impl->pending_tree()); |
| EXPECT_VECTOR_EQ( |
| root->scroll_offset(), |
| initial_scroll_ + main_thread_scroll_ + impl_thread_scroll1_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), impl_thread_scroll2_); |
| EXPECT_VECTOR_EQ(root->sent_scroll_delta(), gfx::Vector2d()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| virtual void ApplyScrollAndScale(gfx::Vector2d scroll_delta, |
| float scale) OVERRIDE { |
| num_scrolls_++; |
| } |
| |
| virtual void AfterTest() OVERRIDE { EXPECT_EQ(1, num_scrolls_); } |
| |
| private: |
| gfx::Vector2d initial_scroll_; |
| gfx::Vector2d main_thread_scroll_; |
| gfx::Vector2d impl_thread_scroll1_; |
| gfx::Vector2d impl_thread_scroll2_; |
| int num_scrolls_; |
| }; |
| |
| MULTI_THREAD_TEST_F(ImplSidePaintingScrollTestSimple); |
| |
| // This test makes sure that layers pick up scrolls that occur between |
| // beginning a commit and finishing a commit (aka scroll deltas not |
| // included in sent scroll delta) still apply to layers that don't |
| // push properties. |
| class ImplSidePaintingScrollTestImplOnlyScroll |
| : public ImplSidePaintingScrollTest { |
| public: |
| ImplSidePaintingScrollTestImplOnlyScroll() |
| : initial_scroll_(20, 10), impl_thread_scroll_(-2, 3) {} |
| |
| virtual void BeginTest() OVERRIDE { |
| layer_tree_host()->root_layer()->SetScrollable(true); |
| layer_tree_host()->root_layer()->SetMaxScrollOffset( |
| gfx::Vector2d(100, 100)); |
| layer_tree_host()->root_layer()->SetScrollOffset(initial_scroll_); |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void WillCommit() OVERRIDE { |
| Layer* root = layer_tree_host()->root_layer(); |
| switch (layer_tree_host()->source_frame_number()) { |
| case 0: |
| EXPECT_TRUE(root->needs_push_properties()); |
| break; |
| case 1: |
| // Even if this layer doesn't need push properties, it should |
| // still pick up scrolls that happen on the active layer during |
| // commit. |
| EXPECT_FALSE(root->needs_push_properties()); |
| break; |
| } |
| } |
| |
| virtual void BeginCommitOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| // Scroll after the 2nd commit has started. |
| if (impl->active_tree()->source_frame_number() == 0) { |
| LayerImpl* active_root = impl->active_tree()->root_layer(); |
| ASSERT_TRUE(active_root); |
| active_root->ScrollBy(impl_thread_scroll_); |
| } |
| } |
| |
| virtual void CommitCompleteOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| // We force a second draw here of the first commit before activating |
| // the second commit. |
| LayerImpl* active_root = impl->active_tree()->root_layer(); |
| LayerImpl* pending_root = impl->pending_tree()->root_layer(); |
| |
| ASSERT_TRUE(pending_root); |
| switch (impl->pending_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(pending_root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(pending_root->ScrollDelta(), gfx::Vector2d()); |
| EXPECT_VECTOR_EQ(pending_root->sent_scroll_delta(), gfx::Vector2d()); |
| EXPECT_FALSE(active_root); |
| break; |
| case 1: |
| // Even though the scroll happened during the commit, both layers |
| // should have the appropriate scroll delta. |
| EXPECT_VECTOR_EQ(pending_root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(pending_root->ScrollDelta(), impl_thread_scroll_); |
| EXPECT_VECTOR_EQ(pending_root->sent_scroll_delta(), gfx::Vector2d()); |
| ASSERT_TRUE(active_root); |
| EXPECT_VECTOR_EQ(active_root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(active_root->ScrollDelta(), impl_thread_scroll_); |
| EXPECT_VECTOR_EQ(active_root->sent_scroll_delta(), gfx::Vector2d()); |
| break; |
| case 2: |
| // On the next commit, this delta should have been sent and applied. |
| EXPECT_VECTOR_EQ(pending_root->scroll_offset(), |
| initial_scroll_ + impl_thread_scroll_); |
| EXPECT_VECTOR_EQ(pending_root->ScrollDelta(), gfx::Vector2d()); |
| EXPECT_VECTOR_EQ(pending_root->sent_scroll_delta(), gfx::Vector2d()); |
| EndTest(); |
| break; |
| } |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| ImplSidePaintingScrollTest::DrawLayersOnThread(impl); |
| |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), gfx::Vector2d()); |
| EXPECT_VECTOR_EQ(root->sent_scroll_delta(), gfx::Vector2d()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EXPECT_VECTOR_EQ(root->scroll_offset(), initial_scroll_); |
| EXPECT_VECTOR_EQ(root->ScrollDelta(), impl_thread_scroll_); |
| EXPECT_VECTOR_EQ(root->sent_scroll_delta(), gfx::Vector2d()); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| } |
| } |
| |
| virtual void AfterTest() OVERRIDE {} |
| |
| private: |
| gfx::Vector2d initial_scroll_; |
| gfx::Vector2d impl_thread_scroll_; |
| }; |
| |
| MULTI_THREAD_TEST_F(ImplSidePaintingScrollTestImplOnlyScroll); |
| |
| class LayerTreeHostScrollTestScrollZeroMaxScrollOffset |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestScrollZeroMaxScrollOffset() {} |
| |
| virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| root->SetScrollable(true); |
| |
| root->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| EXPECT_EQ(InputHandler::ScrollStarted, |
| root->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture)); |
| |
| root->SetMaxScrollOffset(gfx::Vector2d(0, 0)); |
| EXPECT_EQ(InputHandler::ScrollIgnored, |
| root->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture)); |
| |
| root->SetMaxScrollOffset(gfx::Vector2d(-100, -100)); |
| EXPECT_EQ(InputHandler::ScrollIgnored, |
| root->TryScroll(gfx::PointF(0.0f, 1.0f), InputHandler::Gesture)); |
| |
| EndTest(); |
| } |
| |
| virtual void AfterTest() OVERRIDE {} |
| }; |
| |
| SINGLE_AND_MULTI_THREAD_TEST_F( |
| LayerTreeHostScrollTestScrollZeroMaxScrollOffset); |
| |
| class ThreadCheckingInputHandlerClient : public InputHandlerClient { |
| public: |
| ThreadCheckingInputHandlerClient(base::SingleThreadTaskRunner* runner, |
| bool* received_stop_flinging) |
| : task_runner_(runner), received_stop_flinging_(received_stop_flinging) {} |
| |
| virtual void WillShutdown() OVERRIDE { |
| if (!received_stop_flinging_) |
| ADD_FAILURE() << "WillShutdown() called before fling stopped"; |
| } |
| |
| virtual void Animate(base::TimeTicks time) OVERRIDE { |
| if (!task_runner_->BelongsToCurrentThread()) |
| ADD_FAILURE() << "Animate called on wrong thread"; |
| } |
| |
| virtual void MainThreadHasStoppedFlinging() OVERRIDE { |
| if (!task_runner_->BelongsToCurrentThread()) |
| ADD_FAILURE() << "MainThreadHasStoppedFlinging called on wrong thread"; |
| *received_stop_flinging_ = true; |
| } |
| |
| virtual void DidOverscroll(const DidOverscrollParams& params) OVERRIDE { |
| if (!task_runner_->BelongsToCurrentThread()) |
| ADD_FAILURE() << "DidOverscroll called on wrong thread"; |
| } |
| |
| private: |
| base::SingleThreadTaskRunner* task_runner_; |
| bool* received_stop_flinging_; |
| }; |
| |
| void BindInputHandlerOnCompositorThread( |
| const base::WeakPtr<InputHandler>& input_handler, |
| ThreadCheckingInputHandlerClient* client) { |
| input_handler->BindToClient(client); |
| } |
| |
| TEST(LayerTreeHostFlingTest, DidStopFlingingThread) { |
| base::Thread impl_thread("cc"); |
| ASSERT_TRUE(impl_thread.Start()); |
| |
| bool received_stop_flinging = false; |
| LayerTreeSettings settings; |
| |
| ThreadCheckingInputHandlerClient input_handler_client( |
| impl_thread.message_loop_proxy().get(), &received_stop_flinging); |
| FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D); |
| |
| ASSERT_TRUE(impl_thread.message_loop_proxy().get()); |
| scoped_ptr<LayerTreeHost> layer_tree_host = LayerTreeHost::CreateThreaded( |
| &client, NULL, settings, impl_thread.message_loop_proxy()); |
| |
| impl_thread.message_loop_proxy() |
| ->PostTask(FROM_HERE, |
| base::Bind(&BindInputHandlerOnCompositorThread, |
| layer_tree_host->GetInputHandler(), |
| base::Unretained(&input_handler_client))); |
| |
| layer_tree_host->DidStopFlinging(); |
| layer_tree_host.reset(); |
| impl_thread.Stop(); |
| EXPECT_TRUE(received_stop_flinging); |
| } |
| |
| class LayerTreeHostScrollTestLayerStructureChange |
| : public LayerTreeHostScrollTest { |
| public: |
| LayerTreeHostScrollTestLayerStructureChange() |
| : scroll_destroy_whole_tree_(false) {} |
| |
| virtual void SetupTree() OVERRIDE { |
| scoped_refptr<Layer> root_layer = Layer::Create(); |
| root_layer->SetBounds(gfx::Size(10, 10)); |
| |
| Layer* root_scroll_layer = |
| CreateScrollLayer(root_layer.get(), &root_scroll_layer_client_); |
| CreateScrollLayer(root_layer.get(), &sibling_scroll_layer_client_); |
| CreateScrollLayer(root_scroll_layer, &child_scroll_layer_client_); |
| |
| layer_tree_host()->SetRootLayer(root_layer); |
| LayerTreeHostScrollTest::SetupTree(); |
| } |
| |
| virtual void BeginTest() OVERRIDE { |
| PostSetNeedsCommitToMainThread(); |
| } |
| |
| virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE { |
| LayerImpl* root = impl->active_tree()->root_layer(); |
| switch (impl->active_tree()->source_frame_number()) { |
| case 0: |
| root->child_at(0)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| root->child_at(0)->child_at(0)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| root->child_at(1)->SetScrollDelta(gfx::Vector2dF(5, 5)); |
| PostSetNeedsCommitToMainThread(); |
| break; |
| case 1: |
| EndTest(); |
| break; |
| } |
| } |
| |
| virtual void AfterTest() OVERRIDE {} |
| |
| virtual void DidScroll(Layer* layer) { |
| if (scroll_destroy_whole_tree_) { |
| layer_tree_host()->SetRootLayer(NULL); |
| EndTest(); |
| return; |
| } |
| layer->RemoveFromParent(); |
| } |
| |
| protected: |
| class FakeLayerScrollClient { |
| public: |
| void DidScroll() { |
| owner_->DidScroll(layer_); |
| } |
| LayerTreeHostScrollTestLayerStructureChange* owner_; |
| Layer* layer_; |
| }; |
| |
| Layer* CreateScrollLayer(Layer* parent, FakeLayerScrollClient* client) { |
| scoped_refptr<Layer> scroll_layer = |
| ContentLayer::Create(&fake_content_layer_client_); |
| scroll_layer->SetBounds(gfx::Size(110, 110)); |
| scroll_layer->SetPosition(gfx::Point(0, 0)); |
| scroll_layer->SetAnchorPoint(gfx::PointF()); |
| scroll_layer->SetIsDrawable(true); |
| scroll_layer->SetScrollable(true); |
| scroll_layer->SetMaxScrollOffset(gfx::Vector2d(100, 100)); |
| scroll_layer->set_did_scroll_callback(base::Bind( |
| &FakeLayerScrollClient::DidScroll, base::Unretained(client))); |
| client->owner_ = this; |
| client->layer_ = scroll_layer.get(); |
| parent->AddChild(scroll_layer); |
| return scroll_layer.get(); |
| } |
| |
| FakeLayerScrollClient root_scroll_layer_client_; |
| FakeLayerScrollClient sibling_scroll_layer_client_; |
| FakeLayerScrollClient child_scroll_layer_client_; |
| |
| FakeContentLayerClient fake_content_layer_client_; |
| |
| bool scroll_destroy_whole_tree_; |
| }; |
| |
| TEST_F(LayerTreeHostScrollTestLayerStructureChange, ScrollDestroyLayer) { |
| RunTest(true, false, false); |
| } |
| |
| TEST_F(LayerTreeHostScrollTestLayerStructureChange, ScrollDestroyWholeTree) { |
| scroll_destroy_whole_tree_ = true; |
| RunTest(true, false, false); |
| } |
| |
| } // namespace |
| } // namespace cc |