//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2009, SH Software Co. Ltd.
// = FileName	:   XVisibleSegPoly2D
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   XVisibleSegPoly2D 类声明
//					具有局部visible特性的poly线；
//					注：对该类对象的点元素操作，不能使用基类的接口
//					这和XPoly2d的点得操作一样，确保长度上
//					arBulges=arPoints=arVisble
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+

#ifndef _XVISIBLESEGPOLY2D_H__
#define _XVISIBLESEGPOLY2D_H__

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

class GEOAPI XVisibleSegPoly2D : public XPoly2D
{
public:

	XVisibleSegPoly2D();
	XVisibleSegPoly2D(const XPoly2D & src);
	XVisibleSegPoly2D(const XVisibleSegPoly2D & src);

public:

	void ConvertFrom(const XPoly2D& src,AcDb::Visibility newVal);
	void ConvertFrom(const AcDbPolyline& src,AcDb::Visibility newVal);

	void SetVisibleAt(int nIndex,AcDb::Visibility newVal);
	void SetVisibleAt(const XPoint &ptFr,const XPoint& pt,const XPoint& ptTo,AcDb::Visibility newVal);

	AcDb::Visibility GetVisibleAt(int nIndex) const ;
	AcDb::Visibllity GetVisibleAt(const XPoint& pt) const;

	XVisibleSegPoly2D& operator = (const XVisibleSegPoly2D &src);

	void AppendVertex(const XPoint &pt,AcDb::Visibility valV = AcDb::kVisible,ads_real dBulge = 0.0);
	void RemoveVertex(int nIndex);
	void InsertVertex(int nAfter,const XPoint& pt,AcDb::Visibility valV = AcDb::kVisible,ads_real dBulge = 0.0);

	void RemoveAll();

protected:

	DList<int> m_arnVisibility;	
};

#endif