| // Copyright 2014 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. |
| |
| #ifndef CC_TEST_FAKE_EXTERNAL_BEGIN_FRAME_SOURCE_H_ |
| #define CC_TEST_FAKE_EXTERNAL_BEGIN_FRAME_SOURCE_H_ |
| |
| #include <set> |
| |
| #include "base/cancelable_callback.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/threading/non_thread_safe.h" |
| #include "cc/scheduler/begin_frame_source.h" |
| |
| namespace cc { |
| |
| class FakeExternalBeginFrameSource |
| : public BeginFrameSource, |
| public NON_EXPORTED_BASE(base::NonThreadSafe) { |
| public: |
| class Client { |
| public: |
| virtual void OnAddObserver(BeginFrameObserver* obs) = 0; |
| virtual void OnRemoveObserver(BeginFrameObserver* obs) = 0; |
| }; |
| |
| explicit FakeExternalBeginFrameSource(double refresh_rate, |
| bool tick_automatically); |
| ~FakeExternalBeginFrameSource() override; |
| |
| void SetClient(Client* client) { client_ = client; } |
| void SetPaused(bool paused); |
| |
| // BeginFrameSource implementation. |
| void AddObserver(BeginFrameObserver* obs) override; |
| void RemoveObserver(BeginFrameObserver* obs) override; |
| void DidFinishFrame(BeginFrameObserver* obs, |
| size_t remaining_frames) override {} |
| bool IsThrottled() const override; |
| |
| void TestOnBeginFrame(const BeginFrameArgs& args); |
| |
| size_t num_observers() const { return observers_.size(); } |
| |
| private: |
| void PostTestOnBeginFrame(); |
| |
| const bool tick_automatically_; |
| const double milliseconds_per_frame_; |
| Client* client_ = nullptr; |
| bool paused_ = false; |
| std::set<BeginFrameObserver*> observers_; |
| base::CancelableCallback<void(const BeginFrameArgs&)> begin_frame_task_; |
| base::WeakPtrFactory<FakeExternalBeginFrameSource> weak_ptr_factory_; |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_TEST_FAKE_EXTERNAL_BEGIN_FRAME_SOURCE_H_ |