kev/Drawer/SSBase/DrawOperator/CurveClosure.h

/**
*	@file		CCurveClosure.h
*	@brief		<EFBFBD><EFBFBD><EFBFBD>߱պ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿ<EFBFBD>
*	@author		<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΰ
*	@time		2010-11-30 2012-9-4<EFBFBD>޸<EFBFBD>
*/

#pragma  once
#include "stdafx.h"
#include <vector>
#include <iostream>
#include "CurveEx.h"

using namespace std;
#define CPVEC vector<CCrossPointW>

/** @brief  <20><><EFBFBD>߽<EFBFBD><DFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><E1B9B9>*/
struct AFX_EXT_CLASS CCrossPointW
{
	int number[2];		//<2F><><EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߷ֱ<DFB7>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еĵڼ<C4B5><DABC><EFBFBD><EFBFBD><EFBFBD>
	double x;
	double y;
	double z;
	double l[2];		//<2F><><EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD>׮<EFBFBD><D7AE>
	CCurveEx* cur[2];	//<2F><><EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD>curve

	bool operator ==(const CCrossPointW &cp) const
	{
		return number[0] == cp.number[0] && number[1] == cp.number[1] &&
			fabs(x - cp.x) < 1e-5&&fabs(y - cp.y) < 1e-5&&fabs(z - cp.z) < 1e-5;
	}
	bool operator <(const CCrossPointW &cp) const
	{
		if (number[0] < cp.number[0]) return true;
		if (number[0] == cp.number[0] && number[1] < cp.number[1])
			return true;
		else return false;
	}
};

/**
 * @brief  <EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
 */
struct AFX_EXT_CLASS NearbyCurveItem
{
	CCurveEx* cur;	//<2F><><EFBFBD><EFBFBD>
	double ls0;		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD><CCBD><EFBFBD><EFBFBD>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD><EFBFBD>߶ε<DFB6><CEB5><EFBFBD><EFBFBD><EFBFBD>
	double ll0;		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD><CCBD><EFBFBD><EFBFBD>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD><EFBFBD>߶ε<DFB6><CEB5>յ<EFBFBD>
	double ls1;		//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD>ʼ<EFBFBD>˵<EFBFBD>
	double ll1;		//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD>
	int ils1Clockwise;//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD>ʼ<EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	int ill1Clockwise;//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	double angle0;	//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD>ʼ<EFBFBD>˵㻡<CBB5><E3BBA1>, <20><><EFBFBD>ĵ㴹ֱ<E3B4B9><D6B1><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>ʼ<EFBFBD><CABC><EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD>ʼΪ0
	double angle1;	//<2F><><EFBFBD>߶ε<DFB6>˳ʱ<CBB3>뷽<EFBFBD><EBB7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵㻡<CBB5><E3BBA1>, <20><><EFBFBD>ĵ㴹ֱ<E3B4B9><D6B1><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>ʼ<EFBFBD><CABC><EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD>ʼΪ0
	bool isBorder;
	NearbyCurveItem() {
		ls0 = -1;
		ll0 = -1;
		ls1 = -1;
		ll1 = -1;
		ils1Clockwise = -1;
		ill1Clockwise = -1;
		angle0 = -1;
		angle1 = -1;
		isBorder = TRUE;
	}
};

/* @brief  <20><><EFBFBD>߱պ<DFB1><D5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
class AFX_EXT_CLASS CCurveClosure
{
public:
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 * 
	 * @param curveList <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>
	 * @param dMaxExtend <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쳤<EFBFBD><EFBFBD>
	 * @param dRadius ɨ<EFBFBD><EFBFBD><EFBFBD>뾶
	 */
	CCurveClosure(CPtrList *curveList = NULL, double dMaxExtend = 0, double dRadius = 1e10);
	~CCurveClosure();

	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><D5BA><EFBFBD><EFBFBD><EFBFBD>*/
	CCurveEx* CreateClosedCurve(dfPoint& dfp);
	/** @brief <20><><EFBFBD>ĵ<EFBFBD>*/
	void SetCenterPoint(dfPoint& fpt);
	/** @brief ɨ<><C9A8><EFBFBD>뾶 */
	void SetRadius(double radius);
	/** @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쳤<EFBFBD><ECB3A4> */
	void SetMaxExtend(double dMaxExtend);
	/** @brief <20><><EFBFBD>ն<EFBFBD><D5B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD><EFBFBD>³<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	void Create(CPtrList *CurveList = NULL, double dMaxExtend = 0 , double dRadius = 1e10);//<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
	/** @brief  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
	void ClearAll();

private:
	//*************************************************ԭʼ<D4AD>㷨ʵ<E3B7A8><CAB5>********************************************//
	/** @brief  <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
	void CurveExtend(CPtrList *CurveList, double dMaxExtend);
	/** @brief  CurveList<73><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߽<EFBFBD><DFBD><EFBFBD>*/
	int GetAllCrossPoints(CPtrList *CurveList, double dMaxExtend = 0);

	/** @brief <20>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD><EFBFBD>Ŀ<EFBFBD><C4BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߣ<EFBFBD><DFA3><EFBFBD><EFBFBD>ҵ<EFBFBD><D2B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ཻ<EFBFBD><E0BDBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,i1->i2Ϊ˳ʱ<CBB3>뷽<EFBFBD><EBB7BD>
	  *        ml1 <EFBFBD><EFBFBD>ml2 Ϊnod<EFBFBD><EFBFBD>i1,i2<EFBFBD><EFBFBD>icurve<EFBFBD>϶<EFBFBD>Ӧ׮<EFBFBD><EFBFBD> auxAngle Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>봹ֱ<EFBFBD>ߵļн<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD>˳ʱ<EFBFBD>뷽<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	*/
	int GetInitPoint(CCurveEx* &icurve, double& ml1, double& ml2, int& i1, int& i2, double auxAngletan = 0);

	/** @brief <20>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD>ijһ׮<D2BB><D7AE>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>׮<EFBFBD><D7AE>*/
	int GetNearbyLocation(CCurveEx* curve, double l0, double& ls, double& ll);
	/** @brief <20>ҵ<EFBFBD>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>׮<EFBFBD><D7AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>CrossNod<6F><64><EFBFBD>ţ<EFBFBD><C5A3>õ<EFBFBD><C3B5><EFBFBD>Ӧ׮<D3A6><D7AE>,1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD><D2B2>غϣ<D8BA>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>nod<6F><64>2<EFBFBD><32><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>nod<6F>غ<EFBFBD>*/
	int GetNearbyCrossNods(CCurveEx* curve, double l0, double& lsmaller, double& llarger, int& ismaller, int& ilarger);

	/** @brief <20>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>׮<EFBFBD><D7AE>*/
	double GetNextPoint(CCurveEx* curve, double l1, double l2, dfPoint& fpt);

	/** @brief ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD>㼯<EFBFBD><E3BCAF><EFBFBD><EFBFBD>֪<EFBFBD><D6AA><EFBFBD>߶Σ<DFB6><CEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD> <20><><EFBFBD><EFBFBD>ǰһ<C7B0><D2BB><EFBFBD><EFBFBD>׮<EFBFBD><D7AE><EFBFBD>ҵ<EFBFBD><D2B5><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD>ཻ<EFBFBD><E0BDBB><EFBFBD>߶<EFBFBD>,
	  * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>m_BorderPoints<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>nodNum<EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>false*/
	bool FindNextCurve(CCurveEx* &curve, int& nodNum, double& lahead);

	/** @brief
		*ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD>㣬  <EFBFBD><EFBFBD><EFBFBD>жϸý<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		* cpoint<EFBFBD><EFBFBD>˳ʱ<EFBFBD>뻹<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>,iClockWise = 1Ϊ˳ʱ<EFBFBD>룬 0Ϊ<EFBFBD><EFBFBD>ʱ<EFBFBD>룬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>޷<EFBFBD><EFBFBD>жϳ<EFBFBD>
	*/
	bool GetAuxCrossPoint(dfPoint& auxpt, CCurveEx* &tarCurve, double& tarl0, int& bClockWise);

	/** @brief  ֱ<>ӵõ<D3B5><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>Χ<EFBFBD>ıպ<C4B1><D5BA><EFBFBD><EFBFBD>򣬲<EFBFBD><F2A3ACB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>CCurve<76><65><EFBFBD><EFBFBD>*/
	bool  GetClosurePoints(dfPoint &dfp);
	//*************************************************ԭʼ<D4AD>㷨ʵ<E3B7A8><CAB5>********************************************//

	//*************************************************<2A>Ľ<EFBFBD><C4BD>㷨ʵ<E3B7A8><CAB5>********************************************//
	/** @brief
	*ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD>㣬  <EFBFBD><EFBFBD><EFBFBD>жϸý<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	* cpoint<EFBFBD><EFBFBD>˳ʱ<EFBFBD>뻹<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>,iClockWise = 1Ϊ˳ʱ<EFBFBD>룬 0Ϊ<EFBFBD><EFBFBD>ʱ<EFBFBD>룬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>޷<EFBFBD><EFBFBD>жϳ<EFBFBD>
	* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɸ<EFBFBD><EFBFBD>
*/
	bool GetAuxCrossCurve(dfPoint& auxpt, CCurveEx* &tarCurve, double& tarl0);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 *
	 */
	void ClearNearbyData();

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߼<EFBFBD><EFBFBD><EFBFBD>.
	 *
	 * @param dfp <EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	int GetNearbyCurves();
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߽<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>.
	 *
	 * @return
	 */
	int SetNearbyCurveCrossNods();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 *
	 * @return
	 */
	CCurveEx* CreateRegionCurve();

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
	 * 
	 * @param pCur
	 * @param pl
	 * @param ls
	 * @param ll
	 * @param bClockwise
	 * @return 
	 */
	int ExtractCurveSegment(CCurveEx *pCur, CPointList &pl, double ls, double ll, int bClockwise);
	//*************************************************<2A>Ľ<EFBFBD><C4BD>㷨ʵ<E3B7A8><CAB5>********************************************//

public:
	CPointList m_BorderPoints;		///< <20>պ<EFBFBD><D5BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߽<EFBFBD><DFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>
	dfPoint m_cpoint;				///<<3C><><EFBFBD>ĵ<EFBFBD><C4B5><EFBFBD><EFBFBD><EFBFBD>
	CPVEC m_CrossNods;				///<<3C><><EFBFBD>н<EFBFBD><D0BD><EFBFBD>	
	set<int>  m_FoundNodNumSet;		///< <20>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD>ҹ<EFBFBD><D2B9>Ľ<EFBFBD><C4BD><EFBFBD>
	CPtrList *m_pCurveList;			///<<3C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD>list
	double m_dMaxExtend;			//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>쳤<EFBFBD><ECB3A4>
	double m_dRadius;
	CPtrList *m_pNearbyCurveList;	///<2F><><EFBFBD>ĵ<EFBFBD><C4B5>ڽ<EFBFBD><DABD><EFBFBD><EFBFBD>ߣ<EFBFBD><DFA3><EFBFBD><EFBFBD>ŵ<EFBFBD>NearbyCurveItemָ<6D><D6B8>
	CPtrList *m_pSelctedCurveList;   // <20><><EFBFBD>ŵ<EFBFBD>CCurveExָ<78><D6B8>
};


/** @brief <20>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD>pt1,pt2 <20><>pt2, pt3֮<33><D6AE><EFBFBD>ļн<C4BC>cosֵ*/
double GetCosVal(CPoint2D& pt1, CPoint2D& pt2, CPoint2D& pt3);
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double CrossProduct(double x1, double y1, double x2, double y2);
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double DotProduct(double x1, double y1, double x2, double y2);