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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_TEST_TEST_LAYER_TREE_HOST_BASE_H_
#define CC_TEST_TEST_LAYER_TREE_HOST_BASE_H_
#include <memory>
#include <utility>
#include "base/memory/raw_ptr.h"
#include "cc/test/fake_impl_task_runner_provider.h"
#include "cc/test/fake_layer_tree_host_impl.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/property_tree_test_utils.h"
#include "cc/test/test_task_graph_runner.h"
#include "cc/tiles/tile_priority.h"
#include "cc/trees/layer_tree_frame_sink.h"
#include "cc/trees/layer_tree_impl.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/size.h"
namespace cc {
class TestLayerTreeHostBase : public testing::Test {
protected:
TestLayerTreeHostBase();
~TestLayerTreeHostBase() override;
void SetUp() override;
void TearDown() override;
virtual LayerTreeSettings CreateSettings();
virtual std::unique_ptr<LayerTreeFrameSink> CreateLayerTreeFrameSink();
virtual std::unique_ptr<FakeLayerTreeHostImpl> CreateHostImpl(
const LayerTreeSettings& settings,
TaskRunnerProvider* task_runner_provider,
TaskGraphRunner* task_graph_runner);
virtual std::unique_ptr<TaskGraphRunner> CreateTaskGraphRunner();
virtual void InitializeFrameSink();
void ResetLayerTreeFrameSink(
std::unique_ptr<LayerTreeFrameSink> layer_tree_frame_sink);
std::unique_ptr<FakeLayerTreeHostImpl> TakeHostImpl();
void ClearLayersAndHost();
void SetupDefaultTrees(const gfx::Size& layer_bounds);
void SetupTrees(scoped_refptr<RasterSource> pending_raster_source,
scoped_refptr<RasterSource> active_raster_source);
void SetupPendingTree(scoped_refptr<RasterSource> raster_source = nullptr,
const gfx::Size& tile_size = gfx::Size(),
const Region& invalidation = Region()) {
CHECK(!host_impl()->CommitsToActiveTree());
SetupSyncTree(std::move(raster_source), tile_size, invalidation);
}
void SetupSyncTree(scoped_refptr<RasterSource> raster_source = nullptr,
const gfx::Size& tile_size = gfx::Size(),
const Region& invalidation = Region());
void ActivateTree();
void PerformImplSideInvalidation();
FakeLayerTreeHostImpl* host_impl() const { return host_impl_.get(); }
TaskGraphRunner* task_graph_runner() const {
return task_graph_runner_.get();
}
LayerTreeFrameSink* layer_tree_frame_sink() const {
return layer_tree_frame_sink_.get();
}
FakePictureLayerImpl* pending_layer() const { return pending_layer_; }
FakePictureLayerImpl* active_layer() const { return active_layer_; }
FakePictureLayerImpl* old_pending_layer() const { return old_pending_layer_; }
// Clear all layer trees and property trees for repeated testing.
void ResetTrees();
template <typename T, typename... Args>
T* AddLayer(LayerTreeImpl* layer_tree_impl, Args&&... args) {
std::unique_ptr<T> layer = T::Create(layer_tree_impl, next_layer_id_++,
std::forward<Args>(args)...);
T* result = layer.get();
layer_tree_impl->AddLayer(std::move(layer));
return result;
}
int root_id() const { return root_id_; }
private:
void SetInitialTreePriority();
FakeImplTaskRunnerProvider task_runner_provider_;
std::unique_ptr<TaskGraphRunner> task_graph_runner_;
std::unique_ptr<LayerTreeFrameSink> layer_tree_frame_sink_;
std::unique_ptr<FakeLayerTreeHostImpl> host_impl_;
const int root_id_ = 1;
int next_layer_id_ = 2;
protected:
raw_ptr<FakePictureLayerImpl> pending_layer_ = nullptr;
raw_ptr<FakePictureLayerImpl> active_layer_ = nullptr;
raw_ptr<FakePictureLayerImpl> old_pending_layer_ = nullptr;
};
} // namespace cc
#endif // CC_TEST_TEST_LAYER_TREE_HOST_BASE_H_
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