//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TGGiWallVector 类
// = Version	:   ver2.0
// = Author		:   wlw
// = CreateDate	:   2002-09-09
// = Description:   TGGiWallVector 声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TGGIWALLVECTOR_H_
#define _TGGIWALLVECTOR_H_

#ifndef _TGGECURVESEGMENT_H_
#include "TGGeCurveSegment.h"
#endif

class TAecSpaceWall;
class TSortWallOnPt;

// 有向墙(矢量墙)
// 考虑了墙体标高
class TARCH_EXP TGGiWallVector 
{
public:
	
	TGGiWallVector(TAecSpaceWall *pWallData,  ads_real dDir);
	
	TGGeCurveSegment LeftCurve(TSortWallOnPt *PNode, int nFlg);
	
	TGGeCurveSegment RightCurve(TSortWallOnPt *PNode, int nFlg);
	
    static int FindByEntity(const TGGiWallVector *ptrSrc, const void *ptrEnt);
	
public:
	
	TAecSpaceWall *pWall;
    
	ads_real nDirection;
};

#endif