//////////////////////////////////////////////////////////////////////////////
//文件: SegY文件操作类
//主要功能: 
//
//程序编写:		2005-12-07
//
//
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include ".\sectiondraw.h"

//no use
class AFX_EXT_CLASS CSectionXY :
	public CSectionDraw
{
public:
	CSectionXY(void);
	virtual ~CSectionXY(void);

	virtual int Read(CFile& fr, const short& ver);
	virtual void Clear(void);

	void DrawPoint	(CDC *pDC,double x0, double y0,double dx, double dy,void *pColor,int width);
	void DrawPoint	(CDC *pDC,void *pColor,int width);
	void DrawXY		(CDC *pDC,void *pColor,int IsDF);
	int ReadFXY(void);
	int CreateFXY(void);
	int GetXY(long &i, long &j);
	int Exchange(double &x,double &y);

	void* pXF;
	void* pYF;
	int IsXY;
};