59 lines
1.0 KiB
C++
59 lines
1.0 KiB
C++
#ifndef __HistoryStore_H__
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#define __HistoryStore_H__
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#include "Core\\Delegate.h"
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// 历史数据存储
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class HistoryStore
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{
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public:
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MemoryStream Cache; // 数据
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short RenderPeriod; // 生成历史数据周期。默认30s
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short ReportPeriod; // 上报数据周期。默认300s
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short StorePeriod; // 写入Store周期。默认600s
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short MaxCache; // 缓存最大长度。默认16 * 1024
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short MaxReport; // 每次最大上报长度。默认1024
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bool Opened;
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// 数据上报句柄
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DataHandler OnReport;
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// 数据存储句柄
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DataHandler OnStore;
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// 初始化
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HistoryStore();
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~HistoryStore();
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void Set(void* data, int size);
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bool Open();
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void Close();
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// 写入一条历史数据
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int Write(const Buffer& bs);
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private:
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void* Data;
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int Size;
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short _Report;
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short _Store;
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uint _task;
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static void RenderTask(void* param);
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void Reader();
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void Report();
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void Store();
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void Process(int len, DataHandler handler);
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};
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/*
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历史数据格式：4时间 + N数据
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*/
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#endif
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