83 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			83 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
// Copyright (c) 2016-2018 Easy2D - Nomango
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// 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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// 
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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// 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#pragma once
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#include "Object.h"
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#include "Component.h"
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#include "../common/Singleton.hpp"
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#include <functional>
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#include <mutex>
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namespace easy2d
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{
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	E2D_DECLARE_SMART_PTR(AsyncTask);
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	typedef std::function<void()> AsyncTaskFunc;
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	typedef std::function<void()> AsyncTaskCallback;
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	class AsyncTask
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		: public Object
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	{
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	public:
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		AsyncTask();
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		AsyncTask(
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			AsyncTaskFunc func
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		);
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		AsyncTask& Then(
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			AsyncTaskFunc func
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		);
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		AsyncTask& SetCallback(
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			AsyncTaskCallback callback
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		);
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		void Start();
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	protected:
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		void TaskThread();
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		void Complete();
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	protected:
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		Queue<AsyncTaskFunc> thread_func_queue_;
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		AsyncTaskCallback thread_cb_;
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		std::mutex func_mutex_;
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	};
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	class AsyncTaskThread
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		: public Singleton<AsyncTaskThread>
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		, public Component
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	{
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		E2D_DECLARE_SINGLETON(AsyncTaskThread);
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	public:
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		virtual void SetupComponent(Application*);
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		virtual void DestroyComponent();
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		void PerformTaskCallback(std::function<void()> func);
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	private:
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		Application* app_;
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	};
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}
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