//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, SH Software Co. Ltd.
// = FileName	:   XRectAngle 类
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   XRectAngle 类声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _XRECTANGLE_H_
#define _XRECTANGLE_H_

#ifndef _XSHAPE_H_
#include "XCell.h"
#endif

#ifndef _XLINE_H_
#include "XLine.h"
#endif

#ifndef _XPOLY2D_H_
#include "XPoly2D.h"
#endif

#ifndef _XPOINT_H_
#include "XPoint.h"
#endif

// 2D only
class GEOAPI XRectAngle : public XCell
{  
public:

	XRectAngle();
	XRectAngle(const ads_point pt1, const ads_point pt2);
	XRectAngle(const ads_point ptCen, ads_real dWidth, ads_real dHeight);
	virtual ~XRectAngle();

	virtual ShapeType GetShapeType() const;
	virtual void Center(ads_point ptCen);

	virtual ads_real Area() const;
	virtual int Intersection(const XLine & aline, ads_point pt1 = NULL, ads_point pt2 = NULL) const;

	XPoint GetLowLeft() const ;
	XPoint GetLowRight() const;
	XPoint GetUpRight() const;
	XPoint GetUpLeft() const;
	
	double Width() const;
	double Height() const;

	void Make(const TCHAR * pszlayer = NULL, int nUseLine = 0) const;
	void SetElevation(ads_real dElev);
	void AsPoly2D(XPoly2D & poly) const;

public:
	XPoint lowLeft, upRight;
};

extern GEOAPI int operator & (const XPoint &pt, const XRectAngle &box);
extern GEOAPI int operator & (const XRectAngle &boxIn, const XRectAngle &boxOut);
extern GEOAPI int operator & (const XRectAngle &box, XPoly2D &poly);

#endif