66 lines
1.3 KiB
C++
66 lines
1.3 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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ushort RenderPeriod; // 生成历史数据周期。默认30s
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ushort ReportPeriod; // 上报数据周期。默认300s
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ushort StorePeriod; // 写入Store周期。默认600s
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ushort MaxCache; // 缓存最大长度。默认16 * 1024
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ushort 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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// 数据写入句柄
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EventHandler OnWrite;
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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(bool UseThousand=true);
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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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// 存储数据到Flash上指定地址
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static uint ReadFlash(uint address, Buffer& bs);
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static uint WriteFlash(uint address, 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(EventHandler handler);
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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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