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78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SKY_SHELL_SHELL_H_
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#define SKY_SHELL_SHELL_H_
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#include "base/macros.h"
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#include "base/memory/ref_counted.h"
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#include "base/memory/weak_ptr.h"
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#include "base/message_loop/message_loop.h"
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#include "base/threading/thread.h"
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#include "sky/shell/tracing_controller.h"
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namespace sky {
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namespace shell {
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class Rasterizer;
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class Shell {
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public:
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~Shell();
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// Init the shell to stand alone from MojoShell.
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static void InitStandalone(std::string icu_data_path = "");
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// Init the shell to run inside MojoShell.
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static void Init();
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static Shell& Shared();
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base::SingleThreadTaskRunner* gpu_task_runner() const {
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return gpu_task_runner_.get();
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}
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base::SingleThreadTaskRunner* ui_task_runner() const {
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return ui_task_runner_.get();
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}
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base::SingleThreadTaskRunner* io_task_runner() const {
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return io_task_runner_.get();
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}
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TracingController& tracing_controller();
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// Maintain a list of rasterizers.
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// These APIs must only be accessed on the GPU thread.
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void AddRasterizer(const base::WeakPtr<Rasterizer>& rasterizer);
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void PurgeRasterizers();
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void GetRasterizers(std::vector<base::WeakPtr<Rasterizer>>* rasterizer);
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private:
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Shell();
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void InitGpuThread();
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std::unique_ptr<base::Thread> gpu_thread_;
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std::unique_ptr<base::Thread> ui_thread_;
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std::unique_ptr<base::Thread> io_thread_;
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scoped_refptr<base::SingleThreadTaskRunner> gpu_task_runner_;
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scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_;
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scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
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std::unique_ptr<base::ThreadChecker> gpu_thread_checker_;
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TracingController tracing_controller_;
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std::vector<base::WeakPtr<Rasterizer>> rasterizers_;
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DISALLOW_COPY_AND_ASSIGN(Shell);
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};
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} // namespace shell
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} // namespace sky
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#endif // SKY_SHELL_SHELL_H_
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