kev/Drawer/SSBase/TriangleBuilder/Voronoi.h

/************************************************************************/
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>CVoronoi									                    */
/* <20><><EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD>ɢ<EFBFBD><C9A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Voronoiͼ<69><CDBC><EFBFBD>걳ͼ<EAB1B3><CDBC>		                            */
/* <20><><EFBFBD><EFBFBD>ΰ         2011-12-1                                             */
/************************************************************************/


#pragma once
#include "Triangulation.h"
#include <list>

//<2F><><EFBFBD><EFBFBD>VoronoiͼԪ
class CVoronoiUnit
{
public:
	CVoronoiUnit();

	/** @brief<65>жϸ<D0B6>ͼԪ<CDBC>Ƿ<EFBFBD><C7B7>պ<EFBFBD> */
	bool IsClosed();
	/** @brief <20><><EFBFBD>ӱ߽磬<DFBD><E7A3AC><EFBFBD><EFBFBD>1<EFBFBD><31>ʾ<EFBFBD><CABE><EFBFBD>ӳɹ<D3B3> */
	bool AddBorder(CCurve& border);

	int npt;	  //<2F><><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD>
	CPoint3D* ppt; //<2F><><EFBFBD>ĵ<EFBFBD>ָ<EFBFBD><D6B8>
	list<CPoint3D> m_nodPoints;

private:
	/** @brief <20>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD>С<EFBFBD><D0A1>Χ<EFBFBD><CEA7><EFBFBD>ߣ<EFBFBD><DFA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ptlist*/
	bool MinClosedCurve(CCurve& nodCur, CCurve& border,CPointList& ptlist);
};


class AFX_EXT_CLASS CVoronoi:public CTriangulation
{
public:
	CVoronoi(void);
	virtual ~CVoronoi(void);

public:
	/** @brief <20><><EFBFBD><EFBFBD>Voronoiͼ */
	int CreateVoronoiMap(CCurve* border = NULL);
	/** @brief <20><>ȡ2Dɢ<44><C9A2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>   */
	virtual int ReadPoints(vector<double>& X, vector<double>& Y);
	virtual int ReadPoints(int num, double* X, double* Y);

	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա*/
	virtual void ClearAll();

	////////////////////////////////////////////////////////////////////////
	//ͼ<><CDBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD>ĵ<EFBFBD><C4B5>ú<EFBFBD><C3BA><EFBFBD>
	//
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD>Voronoiͼ<69><CDBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
	int GetUnitCurve(int nIndex, CCurve& pCurve);
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD>Voronoiͼ<69><CDBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߸<EFBFBD><DFB8><EFBFBD>*/
	int GetUnitCount()		{ return (int)m_VUnitList.size(); }
	/** @brief <20><>Voronoiͼд<CDBC><D0B4><EFBFBD>ļ<EFBFBD>*/
	void Write(char* filename);

private:
	/** @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>*/
	bool MidPoint(int npt1, int npt2,CPoint3D& mpt);
	/** @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>*/
	bool MidPoint(CPoint3D& pt1, CPoint3D& pt2,CPoint3D& mpt);
	/** @brief <20>ɱ߽<C9B1><DFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Voronoiͼ*/
	virtual int Create(); 
	/** @brief <20>ɱ߽<C9B1>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD><EFBFBD>ݵ㣬ɾ<E3A3AC><C9BE><EFBFBD>߽<EFBFBD><DFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD>*/
	void SelectPointsByBorder();
	/** @brief <20><><EFBFBD>ɵ<EFBFBD><C9B5><EFBFBD><EFBFBD>걳ͼԪ*/
	bool CreateVoronoiUnit(int npt, int nTri, CVoronoiUnit& vunit);
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>׷<EFBFBD><D7B7>nTri<72><69><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>Voronoi<6F><69><EFBFBD><EFBFBD>,addMode == 0Ϊβ<CEAA><CEB2><EFBFBD><EFBFBD><EFBFBD>ӵ㣬1 Ϊͷ<CEAA><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	virtual int OneWayTrace(int& nTri, int& npt1, int& npt2, set<int>& FDTriNos,list<CPoint3D>& nodlist, int addMode = 0);
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쵽<EFBFBD>߽磬<DFBD>󽻵<EFBFBD>׮<EFBFBD><D7AE>*/
	bool ExtendToBorder(list<CPoint3D>& nodlist, double& l0 , double extlen);
	/** @brief <20><><EFBFBD>ɰ<EFBFBD><C9B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	bool CreateEnvelopeCurve();
	/** @brief<65><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD>*/
	bool CreateCirCenterPoints();

private:
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
	vector<CPoint3D*> m_CCPoints;
	/** @brief <20><><EFBFBD>й걳ͼԪ<CDBC><D4AA><EFBFBD><EFBFBD>*/
	vector<CVoronoiUnit*> m_VUnitList;
	/** @brief Voronoiͼ<69>߽<EFBFBD><DFBD><EFBFBD> */
	CCurve m_Border;
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
	CCurve m_OutlineCurve;
};