#ifndef _READ_IHDB_H
#define _READ_IHDB_H
#include <zhd/IhyperDBcommon.h>
#include <zhd/data_types.h>
#include <zhd/error_code.h>
#include <zhd/hd3Enum.h>
#include <zhd/hd3MaskDefine.h>
#include <zhd/hd3Struct.h>
#include <zhd/hdKingAPI.h>
#include <zhd/IhyperDBcommon.h>
using namespace baosight;
using namespace std;

class ReadIHDB
{
private:
	HD3Connection conn;
	bool m_isconn;
  HD3PtTagProp normalTag;
	HD3TimeRegion timeRegion;
  HD3StRelatedParam stParam;
  int32 nRecNumQueried;

public:
	ReadIHDB();
	virtual ~ReadIHDB();

public:
	int connectDB();
	void disConnectDB(int retcode);
	int readByTime(string tagName,time_t start,time_t end,float *value);
	int modify_tag_prop(string tagName);
  int getTagNum(string tagName,time_t start,time_t end);
	double statsTag(string tagName,time_t start,time_t end,short nStatsType);
};

#endif