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//////////////////////////////////////////////////////////////////////////////
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//<2F>ļ<EFBFBD>: SegY<67><59>ʽ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>
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//<2F><>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>:
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//
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д:
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//<2F><><EFBFBD>ڣ<EFBFBD>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 "..\DrawLocal\FileSegy.h"
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#include "format.h"
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#include "formatitem.h"
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namespace NMxn
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{
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class AFX_EXT_CLASS CMxnBase
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{
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public:
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CMxnBase(void);
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virtual ~CMxnBase(void);
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public:
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CFormatItem item; //<2F><>ǰ<EFBFBD><C7B0>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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char * head; //<2F>ļ<EFBFBD>ͷ
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virtual int Initialize(CString name);
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virtual void Close(void);
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__int64 GetTotalTraceNumber() { return m; }
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int GetSampleNumber() { return n; }
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double GetSampleInterval() { return m_SampleInterval; }
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int GetFormatCode(void) { return m_nFormatCode; }
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int GetSampleByteLength(void) { return sz;}
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CString GetSegyName(void) { return m_segy; }
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CFileSegy* GetFile(void) { return &fr; }
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BOOL OpenSegy(void);
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BOOL OpenSegyWrite(void);
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BOOL OpenSegyReadWrite(void);
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void CloseSegy(void);
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BOOL IsOpenSegy(void) { return fr.IsOpen(); }
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void operator=(CMxnBase& mb);
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__int64 SeekToTrace(__int64 nTraceIndex); //<2F><>λ<EFBFBD><CEBB>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>
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__int64 GetTracePos(__int64 nTraceIndex); //<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC>е<EFBFBD>λ<EFBFBD><CEBB>
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double BinaryToDouble(CBinaryPosition &fmt, int origin);//origin=SEEK_SET,SEEK_CUR,SEEK_END
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double DoubleToBinary(double val, CBinaryPosition &fmt, int origin);
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public:
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CString m_segy;
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CFormat format;
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CFileSegy fr;
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long m, n; //mΪ<6D>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>ܵĵ<DCB5><C4B5><EFBFBD>,nΪÿ<CEAA><C3BF><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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int sz; //ÿ<><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽڳ<D6BD><DAB3><EFBFBD>
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int m_nFormatCode; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵĸ<DDB5>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>,1=IBM float,5=IEEE float
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double m_SampleInterval; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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};
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}//namespace
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using namespace NMxn;
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