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//////////////////////////////////////////////////////////////////////////////
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//文件: SegY格式文件操作
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//主要功能:
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//
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//程序编写:
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//日期：2005-12-07
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//
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//
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/////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include ".\mxnbase.h"
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namespace NMxn
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{
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class AFX_EXT_CLASS CMxnRow : public CMxnBase
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{
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protected:
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virtual void RowMath(void);
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CPoint* solid;
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public:
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CMxnRow(void);
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virtual ~CMxnRow(void);
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virtual int Initialize(CString name);
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virtual void Close(void);
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void operator=(CMxnRow& row);
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int Read(); //读取一道的数据,完成后最大最小值也同时被获得
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int ReadRowHead(void);
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int ReadRowTrace(void);
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int ReadRowTrace(int begin_index, int end_index); //指定一道的索引范围读取道数据
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BOOL IsNullTrace(void);
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void Write(CFileSegy& fw);
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//采样间隔 dSampleInterval
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//采样点个数 nSampleNumber
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//数据类型 nDataType
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//是否工作站格式IsPC
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//格式代码 nFormatCode
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void WriteTrace (CFileSegy& fw, short dSampleInterval, short nSampleNumber, CFileSegy::EDataType dt, int IsPC);
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void WriteFileHead (CFileSegy& fw, short dSampleInterval=-1, short nSampleNumber=-1, CFileSegy::EDataType dt=CFileSegy::typeIbmFloat);
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void WriteSourceTrace(CFileSegy& fw, short nSampleStep, short nSampleNumber);
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double A(int index); //获得一个振幅值
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void SetAt(int index,double v);
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int GetRowLength(void); //一道的采样点个数
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void DrawSolidLeft (CDC *pDC, CPoint2D &point, int y1, int y2, double dx, double dy);
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void DrawSolidRight (CDC *pDC, CPoint2D &point, int y1, int y2, double dx, double dy);
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void DrawRow (CDC *pDC, CPoint2D &point, int y1, int y2, double dx, double dy);
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//振幅归一化
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double FitScale(double av, double dx);
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double times; // 振幅放大倍数
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char *row_head; //道头
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double *value; //道数据
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double average; //振幅和的平均值
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double amin,amax; //最大最小值
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double rms; //均方根值
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};
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}//namespace
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