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

#ifndef _XDcStream_H_
#include "XDcStream.h"
#endif

#ifndef _XCURVESEGMENT_H_
#include "XCurveSegment.h"
#endif

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

class GEOAPI XCurveStream : public XDcStream 
{
public:
	XCurveStream();

	virtual void DrawXCurve(const XCurveSegment& curve,double nThick = 0);
	virtual const TCHAR *Desc();
	
	//外裁剪
	void ClipIn(const XPoly2D &);  
	//内裁剪
	void ClipOut(const XPoly2D &); 
	void CopyTo(XDcStream &toDc) const;
	
	static const TCHAR *Descriptor();
	
public:
    DList<XCurveSegment> m_lstCurves;
};

#endif