85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
//-----------------------------------------------------------------------------+
|
|
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
|
|
// = FileName : TGGePolygonEx类
|
|
// = Version : ver2.0
|
|
// = Author : wlw
|
|
// = CreateDate : 2002-09-09
|
|
// = Description: TGGePolygonEx类声明
|
|
// = Maintainers:
|
|
//
|
|
//-----------------------------------------------------------------------------+
|
|
#ifndef _TGGEPOLYGONEX_H_
|
|
#define _TGGEPOLYGONEX_H_
|
|
|
|
#ifndef _TGGEPOLY_H_
|
|
#include "TGGePoly.h"
|
|
#endif
|
|
|
|
#ifndef _TENTITYSET_H_
|
|
#include "TEntitySet.h"
|
|
#endif
|
|
|
|
#ifndef _TGGETRIANGLE_H_
|
|
#include "TGGeTriangle.h"
|
|
#endif
|
|
|
|
#ifndef _TLOOPLIST_H_
|
|
#include "TLoopList.h"
|
|
#endif
|
|
|
|
|
|
// 多边形的三角形化
|
|
class GEOAPI TGGePolygonEx : public TGGePoly
|
|
{
|
|
public:
|
|
TGGePolygonEx();
|
|
TGGePolygonEx(TGGePoly &src);
|
|
TGGePolygonEx(TEntitySet &ent);
|
|
TGGePolygonEx(const TGGePolygonEx &src);
|
|
virtual ~TGGePolygonEx();
|
|
|
|
virtual bool IsKindOf(TEntityId entType) const;
|
|
virtual TEntityId Type() const;
|
|
virtual void CopyFrom(const TGGeEntity* pSrc);
|
|
|
|
TADSGePoint3d * operator [](int nIndex);
|
|
const TADSGePoint3d & operator [](int nIndex) const;
|
|
TGGePolygonEx & operator = (const TGGePolygonEx &src);
|
|
|
|
// 求法向量，用来作为坐标变换
|
|
int GetNormal(TVector3D &vtNormal) const;
|
|
|
|
int Make(const TCHAR *szLay);
|
|
|
|
// b2D--TRUE, 已经是二维；否则是三维，需要坐标变换
|
|
int Trianglize(TDPtrList<TGGeTriangle> &lstTris, BOOL b2D = FALSE) const;
|
|
int SubTrianglize(TDPtrList<TGGeTriangle> &lstTris);
|
|
|
|
int GetInsidePoint(TADSGePoint3d &ptRet, BOOL b2D = FALSE) const;
|
|
int SubGetInsidePoint(TADSGePoint3d &ptRet);
|
|
|
|
//是否为凸多边形，2D
|
|
BOOL IsConvex() const;
|
|
BOOL IsVisible(int idx) const;
|
|
|
|
void Reset();
|
|
void Reverse();
|
|
void Ecs2Wcs(TVector3D vtEcs);
|
|
void Wcs2Ecs(TVector3D vtEcs);
|
|
|
|
void SetVisible(int idx, BOOL bVis);
|
|
|
|
void RemoveNode(int nIndex);
|
|
void AppendNode(const TADSGePoint3d &pt, int nIndex = 1);
|
|
|
|
double GetEdgeLength(int idx) const;
|
|
double GetAngle(int idx) const;
|
|
TADSGePoint3d GetVertex(int idx) const;
|
|
TLoopList<int>& GetVisibleFlag();
|
|
|
|
public:
|
|
// 1--visible; 0-invisible
|
|
TLoopList<int> m_lstVisibleFlag;
|
|
};
|
|
|
|
#endif |