JuniorHighClient/SmartEvaluationLogic/ServerImgDownloadDispatcher.h

#pragma once
#include "TaskDispatcher.h"
#include "MutilTaskExcute.h"
#include "ServerImgDownloadTask.h"
#include <vector>
using namespace std;
class CServerImgDownloadDispatcher:public CMutilTaskDispatcher<CServerImgDownloadTask>
{
public:
	CServerImgDownloadDispatcher(void);
	~CServerImgDownloadDispatcher(void);
	void setImageInfo( Json::Value* m_imginfos );

	virtual CServerImgDownloadTask * GetNextTask();

	virtual void SaveTask( CServerImgDownloadTask * task);


	Json::Value *m_imgInfos;
	int m_lastCreatedTaskIndex;
	vector<CServerImgDownloadTask *> tasks;
	enum TASK_STATE{
		TS_NOCREATE,
		TS_EXCUTING,
		TS_EXCUTED,
		TS_FIALURE,
	};
	void setImageDownloadDir(CString dir){m_img_download_dir =dir;}
	vector<TASK_STATE> tasks_excuted;
	int m_lastHandledIndex;
	bool m_isError;
	CString m_img_download_dir;
	bool GetNext(CString & imgpath,int & img_index){
		int current_get_index =m_lastHandledIndex+1;
		if(current_get_index<m_imgInfos->size()){
			while(TRUE){
				switch(tasks_excuted[current_get_index]){
					case TS_EXCUTED :
						img_index = current_get_index;
						imgpath = tasks[current_get_index]->GetImgPath();
						m_lastHandledIndex=current_get_index;
						return true;
						break;
					case TS_FIALURE :
						return false;
						break;
				}
				Sleep(10);
			}
		}
		return false;
	}
};