envi-code/SourceCode/Code2026/CoreLibrary/AecDb3dRoadAxisLine.cpp

 #include "stdafx.h"
#include "dbgrip.h"
#include "AecDb3dRoadAxisLine.h"
#include "aecdbentitybase.h"
#include "MFCDbDwgFiler.h"
#include "KTCADUtilityEx.h"
#include "KTTempTol.h"
#include "CoreTools.h"

static const Adesk::UInt16 kColorByBlock = 0;
static const Adesk::UInt16 kRed = 1;
static const Adesk::UInt16 kYellow = 2;
static const Adesk::UInt16 kGreen = 3;
static const Adesk::UInt16 kCyan = 4;
static const Adesk::UInt16 kBlue = 5;
static const Adesk::UInt16 kMagenta = 6;
static const Adesk::UInt16 kWhite = 7;
static const Adesk::UInt16 kColorByLayer = 256;

#ifndef GRIP_MAXNUM_SHEW
#define GRIP_MAXNUM_SHEW 3000
#endif

extern Acad::ErrorStatus AddToModelSpace(AcDbEntity* pEnt,AcDbDatabase* pDb = NULL,bool bClose = true);
extern AcGePoint3d MidPoint(const AcGePoint3d& pt1,const AcGePoint3d& pt2);
extern AcGePoint3d GetArcMidPoint(AcDbArc *pArc);
extern AcDbArc *FormatArc(const AcGePoint3d &ptGe1, const AcGePoint3d &ptGe2, const AcGePoint3d &ptGe3);
namespace
{
	static void FreeBuffer(int n, AcDbVoidPtrArray& arEntPtrs)
	{
		AcDbEntity* pEnt = NULL;
		while (arEntPtrs.length() > n)
		{
			pEnt = (AcDbEntity*)arEntPtrs.last();
			DELETE_PTR(pEnt);
			arEntPtrs.removeLast();
		}
	}

	double getLength(AcDbPolyline *p)
	{
		double dE(.0), d(.0);
		p->getEndParam(dE);
		p->getDistAtParam(dE, d);
		return d;
	}
}

Adesk::UInt32 AecDb3dRoadAxisLine::kCurrentVersionNumber = 4;

ACRX_DXF_DEFINE_MEMBERS(AecDb3dRoadAxisLine, AecDbCurveBase,
	AcDb::kDHL_CURRENT, AcDb::kMReleaseCurrent,
	AcDbProxyEntity::kNoOperation | AcDbProxyEntity::kDisableProxyWarning,
	AEC_ROADAXISLINE,
	"AecDb3dRoadAxisLine"
	"|Product Desc:     shanghua earthworm app obj"
	"|Company:          shanghua inc"
	"|WEB Address:      www.shanghuasoft.com")

AecDb3dRoadAxisLine::AecDb3dRoadAxisLine(void)
{
	m_nInfActive = -1;
	m_pGripAppData = new GripAppData[GRIP_MAXNUM_SHEW];
	m_ptDR.set(0, 0);
}

AecDb3dRoadAxisLine::~AecDb3dRoadAxisLine(void)
{
	FreeBuffer(0,m_arCurvePtrs);
	delete [] m_pGripAppData;
}

bool AecDb3dRoadAxisLine::IsLinesOnOneLineAndConnect(AcDbCurve* pLast,AcDbCurve* pNext)
{
	AcDbLine* pLnLast = AcDbLine::cast(pLast);
	AcDbLine* pLnNext = AcDbLine::cast(pNext);

	if (pLnLast != NULL && pLnNext != NULL)
	{
		AcGeVector3d vtDir1 = pLnLast->endPoint() - pLnLast->startPoint();
		vtDir1.normalize();

		AcGeVector3d vtDir2 = pLnNext->endPoint() - pLnNext->startPoint();
		vtDir2.normalize();

		if (vtDir1.isParallelTo(vtDir2))//平行
		{
			AcGePoint3d ptSta1 = pLnLast->startPoint();
			AcGePoint3d ptEnd1 = pLnLast->endPoint();

			AcGePoint3d ptSta2 = pLnNext->startPoint();
			AcGePoint3d ptEnd2 = pLnNext->endPoint();

			if (ptSta1.distanceTo(ptSta2) < 1.e-3)//
			{
				pLnLast->setStartPoint(ptEnd2);
				return true;
			}

			if (ptEnd1.distanceTo(ptSta2) < 1.e-3)
			{
				pLnLast->setEndPoint(ptEnd2);
				return true;
			}

			if (ptSta1.distanceTo(ptEnd2) < 1.e-3)
			{
				pLnLast->setStartPoint(ptSta2);
				return true;
			}

			if (ptEnd1.distanceTo(ptEnd2) < 1.e-3)
			{
				pLnLast->setEndPoint(ptSta2);
				return true;
			}
		}
	}
	return false;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::AppendCurveSeg(const AcDbCurve* pCurve)
{
	AssertWriteEnabled();

	//
	double dE = 0,dL = 0;
	pCurve->getEndParam(dE);
	pCurve->getDistAtParam(dE, dL);
	if (fabs(dL) < 1.e-6)
		return Acad::eInvalidInput;

	//只支持直线和圆弧
	AcDbLine* pLine = AcDbLine::cast(pCurve);
	AcDbArc* pArc = AcDbArc::cast(pCurve);
	AcDbPolyline* pPl = AcDbPolyline::cast(pCurve);
	if (pPl != NULL)
	{
		pPl->explode(m_arCurvePtrs);
		return Acad::eOk;
	}

	if (pLine == NULL && pArc == NULL )
	{
		return Acad::eInvalidInput;
	}

	AcDbCurve* pCurveCln = NULL;
	if (m_arCurvePtrs.isEmpty())
	{
		if (pCurveCln == NULL)
			pCurveCln = (AcDbCurve*)pCurve->clone();

//		AcGePoint3d pt1,pt2,pt3,pt4;
// 		pCurve->getStartPoint(pt1);
// 		pCurve->getEndPoint(pt2);
// 
// 		pCurveCln->getStartPoint(pt3);
// 		pCurveCln->getEndPoint(pt4);

		m_arCurvePtrs.append(pCurveCln);
	}
	else
	{
		AcGePoint3d ptSta,ptEnd;
		AcGePoint3d ptSta1,ptEnd1;

		if (pCurveCln == NULL)
			pCurveCln = (AcDbCurve*)pCurve->clone();

		AcDbCurve* pLast = (AcDbCurve*)m_arCurvePtrs.last();
		if ( pLast != NULL)
		{
			pLast->getStartPoint(ptSta);
			pLast->getEndPoint(ptEnd);

			pCurveCln->getStartPoint(ptSta1);
			pCurveCln->getEndPoint(ptEnd1);

			/*
			if ( ( ptSta1.distanceTo(ptSta) < 1.e-3 ) || ( ptSta1.distanceTo(ptEnd) < 1.e-3 ) )//能接上
			{
				if (ptSta1.distanceTo(ptSta) < 1.e-3 )//保证顺序
				{
#if ARX > 17
					pCurveCln->reverseCurve();
#else
#endif
				}

				//判断pLast和 pCurveCln是否共线相连接
				if (IsLinesOnOneLineAndConnect(pLast,pCurveCln))
				{
					return Acad::eOk;
				}
				else
				{
					m_arCurvePtrs.append( pCurveCln );
				}
				return Acad::eOk;
			}

			if ( ( ptEnd1.distanceTo(ptSta) < 1.e-3 ) || ( ptEnd1.distanceTo(ptEnd) < 1.e-3 ) )//能接上
			{
				if ( ptEnd1.distanceTo(ptEnd) < 1.e-3)//保证顺序
				{
#if ARX > 17
					pCurveCln->reverseCurve();
#else
#endif
				}

				//判断pLast和 pCurveCln是否共线相连接
				if (IsLinesOnOneLineAndConnect(pLast,pCurveCln))
				{
					return Acad::eOk;
				}
				else
				{
					m_arCurvePtrs.append( pCurveCln );
				}

				MakeSureDirByFirstLine();
				return Acad::eOk;
			}*/
		}

		//判断pLast和 pCurveCln是否共线相连接
		if (IsLinesOnOneLineAndConnect(pLast, pCurveCln))
		{
			return Acad::eOk;
		}
		else
		{
			m_arCurvePtrs.append(pCurveCln);
		}

		//确保整体是按第一条直线sta-end走向
		MakeSureDirByFirstLine();
	}

	return Acad::eOk;
}

void AecDb3dRoadAxisLine::MakeSureDirByFirstLine()
{
	//AssertWriteEnabled();
	//MakeEndToEnd();
}

Acad::ErrorStatus AecDb3dRoadAxisLine::RemoveLast(bool bDelete )
{
	AssertWriteEnabled();

	if (!m_arCurvePtrs.isEmpty())
	{
		AcDbCurve* pLast = (AcDbCurve*)m_arCurvePtrs.last();
		m_arCurvePtrs.removeLast();
		if (bDelete) DELETE_PTR(pLast);
		return Acad::eOk;
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::RemoveFirst(bool bDelete)
{
	AssertWriteEnabled();

	if (!m_arCurvePtrs.isEmpty())
	{
		AcDbCurve* pLast = (AcDbCurve*)m_arCurvePtrs.first();
		m_arCurvePtrs.removeFirst();
		if (bDelete) DELETE_PTR(pLast);
		return Acad::eOk;
	}
	return Acad::eInvalidInput;
}

AcDbCurve* AecDb3dRoadAxisLine::GetCurveSeg(int nIndex) const
{
	assertReadEnabled();
	if (nIndex > -1 && nIndex < m_arCurvePtrs.length() )
	{
		return (AcDbCurve*)m_arCurvePtrs.at(nIndex);
	}
	return NULL;
}

bool AecDb3dRoadAxisLine::GetInterface(AcArray<AecInterface>& arInfs) const
{
	assertReadEnabled();

	AcArray<AecInterface> arInfsT;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		arInfsT.removeAll();
		GetInterface(i,arInfsT);
		arInfs.append(arInfsT);
	}
	return !arInfs.isEmpty();
}

int AecDb3dRoadAxisLine::GetInterfaceCount() const
{
	assertReadEnabled();
	return GetCurveSegCount() * 2;
}

int AecDb3dRoadAxisLine::GetActiveInf() const
{
	assertReadEnabled();
	return m_nInfActive;
}

void AecDb3dRoadAxisLine::SetActiveInf(int nIndex)
{
	AssertWriteEnabled();
	m_nInfActive = nIndex;
}

int AecDb3dRoadAxisLine::GetInterface(int nIndex,AcArray<AecInterface>& arInfs) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = GetCurveSeg(nIndex);
	if (pCurve != NULL)
	{
		double dSta = 0.0,dEnd = 0.0;
		pCurve->getStartParam(dSta);
		pCurve->getEndParam(dEnd);

		AecInterface inf;
		pCurve->getStartPoint(inf.ptPos);
		pCurve->getFirstDeriv(dSta,inf.vtDir);
		inf.dGasket = 0;
		arInfs.append(inf);

		pCurve->getEndPoint(inf.ptPos);
		pCurve->getFirstDeriv(dEnd,inf.vtDir); 
		inf.dGasket = 0;
		arInfs.append(inf);
	}
	return arInfs.length();
}

bool AecDb3dRoadAxisLine::TransformAssocInf(int nIndex,int nInf,const AcGeMatrix3d& xform)
{
	AssertWriteEnabled();

	AcDbCurve* pBaseCurve = GetCurveSeg(nIndex);
	if (pBaseCurve == NULL)
		return false;

	AcArray<AecInterface> arInf;
	GetInterface(nIndex,arInf);

	if (nInf > -1 && nInf < arInf.length() )
	{
		AecInterface& inf = arInf.at(nInf);

		AcGePoint3d ptGe = inf.ptPos;
		ptGe.transformBy(xform);

		AcGeVector3d vtDirNew = ptGe - inf.ptPos;

		double dAngle = vtDirNew.angleTo(inf.vtDir);

		if ( dAngle - 0.028 * PI < 1.e-2 || dAngle - 0.972 * PI > 1.e-2 )//平行，则为拉伸 5 或 175-180 度的范围内
		{
			AcDbLine* pLine = AcDbLine::cast(pBaseCurve);
			if (pLine != NULL)//直管
			{
				AcGePoint3d ptSta,ptEnd;
				ptSta = pLine->startPoint();
				ptEnd = pLine->endPoint();

				if (inf.ptPos.distanceTo(ptSta) < 1.e-2)
				{
					pLine->setStartPoint(ptGe);//新位置
					return false;//不在继续发消息
				}

				if (inf.ptPos.distanceTo(ptEnd) < 1.e-2)
				{
					pLine->setEndPoint(ptGe);//新位置
					return false;//不在继续发消息
				}
			}

			AcDbArc* pArc = AcDbArc::cast(pBaseCurve);//弧管
			if (pArc != NULL)
			{
				pBaseCurve->transformBy(xform);
				return true;
			}
		}
		else//整体移动
		{
			pBaseCurve->transformBy(xform);
		}
	}
	return true;//继续发消息
}

int AecDb3dRoadAxisLine::GetCurveSegCount() const
{
	assertReadEnabled();
	return m_arCurvePtrs.length();
}

int AecDb3dRoadAxisLine::GetCurveDirs(AcArray<CurveDir>& arCurveDir,double dTol ) const
{
	assertReadEnabled();

	//获取曲线的序
	AcGePoint3d ptSta,ptEnd;
	getStartPoint(ptSta);

	AcGePoint3dArray arPts;
	arPts.append(ptSta);

	CurveDir crDir;
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		pCurve->getStartPoint(ptSta);
		pCurve->getEndPoint(ptEnd);

		if (ptEnd.distanceTo(arPts.last()) < dTol)
		{
			crDir.bDir = false;
			crDir.pCurve = pCurve;
			arCurveDir.append(crDir);
			arPts.append(ptSta);
			continue;
		}

		if (ptSta.distanceTo(arPts.last()) < dTol)
		{
			crDir.bDir = true;
			crDir.pCurve = pCurve;
			arCurveDir.append(crDir);
			arPts.append(ptEnd);
			continue;
		}
	}
	return arCurveDir.length();
}

Acad::ErrorStatus AecDb3dRoadAxisLine::AddGripPoint(const AcGePoint3d& ptBr)
{
	AssertWriteEnabled();

	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve* pCurve = NULL;
	
	//打断
	AcGePoint3d ptOn;
	getClosestPointTo(ptBr,ptOn);
	AcGePoint3dArray arPts;
	arPts.append(ptOn);

	double dPara = 0.0;
	AcDbVoidPtrArray arCurPtrs;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if (Acad::eOk == pCurve->getParamAtPoint(ptOn,dPara))
		{
			pCurve->getSplitCurves(arPts,arCurPtrs);
			if (arCurPtrs.length() == 2)
			{
				crDir = arCurveDir.at(i);

				if (crDir.bDir)
				{
					m_arCurvePtrs.setAt(i,arCurPtrs.first());
					m_arCurvePtrs.insertAt(i+1,arCurPtrs.last());
				}
				else
				{
					m_arCurvePtrs.setAt(i,arCurPtrs.last());
					m_arCurvePtrs.insertAt(i+1,arCurPtrs.first());
				}
				delete pCurve;
				return Acad::eOk;
			}
			else
			{
				FreeBuffer(0,arCurPtrs);
			}
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::ImpGetGripPoints(AcGePoint3dArray &gripPoints, AcDbIntArray &osnapModes, AcDbIntArray &geomIds) const
{
	assertReadEnabled();

	//只取直线中点，过渡圆弧中点，起始点
	KTTempTol tol(1.e-6);
	AcGePoint3d ptGe1,ptGe2,ptM;
	double dS = 0, dE = 0;

	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	if (arCurveDir.length() != m_arCurvePtrs.length())
		return Acad::eOk;

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);

		pCurve->getStartPoint(ptGe1);
		pCurve->getEndPoint(ptGe2);

		//起点
		CurveDir &cDir = arCurveDir.at(i);

		gripPoints.append(cDir.bDir ? ptGe1 : ptGe2);
		geomIds.append(i);

		//中点
		pCurve->getStartParam(dS);
		pCurve->getEndParam(dE);
		pCurve->getPointAtParam(0.5 * (dS + dE), ptM);
		gripPoints.append(ptM);
		geomIds.append(i);

		//终点
		if (i == m_arCurvePtrs.length() - 1)
		{
			CurveDir &cDir = arCurveDir.last();
			gripPoints.append(cDir.bDir ? ptGe2 : ptGe1);
			geomIds.append(i);
		}
	}
	return Acad::eOk;
}
Acad::ErrorStatus AecDb3dRoadAxisLine::GetSegIndexOnGripIndex(AcDbIntArray& segIndexes, AcDbIntArray& gripPoses) const
{
	assertReadEnabled();

	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		//起点
		CurveDir &cDir = arCurveDir.at(i);
		gripPoses.append(cDir.bDir ? 0 : 2);
		segIndexes.append(i);
		
		//中点
		segIndexes.append(i);
		gripPoses.append(1);

		if (i == m_arCurvePtrs.length() - 1)
		{
			gripPoses.append(2);
			segIndexes.append(i);
		}
	}
	return Acad::eOk;
}
Acad::ErrorStatus AecDb3dRoadAxisLine::subGetGripPoints(AcDbGripDataPtrArray& grips, const double curViewUnitSize, const int gripSize, const AcGeVector3d& curViewDir, const int bitflags) const
{
	assertReadEnabled();

	AcGePoint3dArray gripPoints;
	AcDbIntArray osnapModes,geomIds;
	ImpGetGripPoints(gripPoints, osnapModes, geomIds);

	AcDbGripData *p = NULL;
	for (int i = 0; i < gripPoints.length(); ++i)
	{
		memset(&m_pGripAppData[i], 0, sizeof(GripAppData));
		m_pGripAppData[i].ptGrip = gripPoints.at(i);
		m_pGripAppData[i].nPos = i;
		m_pGripAppData[i].nIndex = i;
		if (i < geomIds.length())
		m_pGripAppData[i].nSegIndex = geomIds.at(i);

		p = new AcDbGripData;
		p->setGripPoint(gripPoints.at(i));
		p->setAppData((void*)&m_pGripAppData[i]);
		grips.append(p);
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subMoveGripPointsAt(const AcDbVoidPtrArray& appData,const AcGeVector3d& offset,const int bitflags)
{
	AssertWriteEnabled();

	if (!appData.isEmpty())
	{
		GripAppData * pAppData = (GripAppData *)appData.first();
		if (pAppData != NULL)
		{
			AcDbIntArray indices,geomids;
			indices.append(pAppData->nIndex);
			geomids.append(pAppData->nSubSegIndex);

			return ImpMoveGripPointsAt(indices, geomids,offset);
		}
	}
	return Acad::eOk;
}

bool AecDb3dRoadAxisLine::MarkeArcSegFit(int nLast, int nNext, double dD, double dRatio)
{
	AssertWriteEnabled();

	int nSegCount = m_arCurvePtrs.length();
	if (nLast > -1 && nLast < nSegCount && nNext > -1 && nNext < nSegCount)
	{
		int nCur = (nLast + nNext) / 2;

		AcDbCurve *pLast = (AcDbCurve*)m_arCurvePtrs.at(nLast);
		AcDbCurve *pNext = (AcDbCurve*)m_arCurvePtrs.at(nNext);
		AcDbCurve *pCur = (AcDbCurve *)m_arCurvePtrs.at(nCur);

		AcDbArc *pArc = NULL;
		AcDbArc *pArcLast = AcDbArc::cast(pCur);
		if (pArcLast != NULL)
		{
			pArc = AecDb3dRoadAxisLine::FilletLineAndLine(pLast, pNext, dD, dRatio);
			if (pArc != NULL)
			{
				m_arCurvePtrs.setAt(nCur, pArc);
				delete pArcLast;
			}
		}
	}
	return true;
}

bool AecDb3dRoadAxisLine::MarkeArcSegFit(const AcGePoint3d &pt1, const AcGePoint3d &pt2, double dD, double dRatio)
{
	AssertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	AcDbCurve *pCurveLast = NULL;
	AcDbCurve *pCurveNext = NULL;

	double dPa = 0.0;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);

		if (Acad::eOk == pCurve->getParamAtPoint(pt1, dPa))
		{
			pCurveLast = pCurve;
		}

		if (Acad::eOk == pCurve->getParamAtPoint(pt2, dPa))
		{
			pCurveNext = pCurve;
		}

		if (pCurveLast != NULL && pCurveNext != NULL && pCurveLast != pCurveNext)
		{
			AcDbArc *pArc = FilletLineAndLine(pCurveLast, pCurveNext, dD, dRatio);
			if (pArc != NULL)
			{
				int nPos1 = m_arCurvePtrs.find(pCurveLast);
				int nPos2 = m_arCurvePtrs.find(pCurveNext);
				m_arCurvePtrs.insertAt(__max(nPos1, nPos2), pArc);

				//前一段
				int nPosMax = __max(nPos1, nPos2);
				int nPosMin = __min(nPos1, nPos2);

				if (nPosMin > 0)
				{
					AcDbCurve *pLL = (AcDbCurve *)m_arCurvePtrs.at(nPosMin - 1);
					AcDbCurve *pNN = (AcDbCurve *)m_arCurvePtrs.at(nPosMin);

					pArc = FilletLineAndLine(pLL, pNN, dD, dRatio);
					if (pArc != NULL)
					{
						nPos1 = m_arCurvePtrs.find(pLL);
						nPos2 = m_arCurvePtrs.find(pNN);
						m_arCurvePtrs.insertAt(__max(nPos1, nPos2), pArc);
					}
				}
			}
			return true;
		}
	}
	return false;
}

static int GetPointPosOnLine(AcDbLine *pLn1, const AcGePoint3d &pt)
{
	if (pLn1->startPoint().distanceTo(pt) < pLn1->endPoint().distanceTo(pt))
	{
		return 0;
	}
	return 1;
}

static int SetLineConnect(AcDbLine *pLn1, const AcGePoint3d &ptInt1, int nPos)
{
	if (nPos == 0)
		pLn1->setStartPoint(ptInt1);
	else
		pLn1->setEndPoint(ptInt1);

	return 1;
}

static int SetLineConnect(AcDbLine *pLn1,const AcGePoint3d& ptInt1)
{
	int nPos = 0;
	if (pLn1->startPoint().distanceTo(ptInt1) < pLn1->endPoint().distanceTo(ptInt1))
	{
		pLn1->setStartPoint(ptInt1);
	}
	else
	{
		pLn1->setEndPoint(ptInt1);
		nPos = 1;
	}
	return nPos;
}

static void SetLineConnect(AcDbLine *pLn1, int nPos1, AcDbLine *pLn2, int nPos2, const AcGePoint3d & ptInt1)
{
	if (nPos1 == 0)
		pLn1->setStartPoint(ptInt1);
	else
		pLn1->setEndPoint(ptInt1);

	if (nPos2 == 0)
		pLn2->setStartPoint(ptInt1);
	else
		pLn2->setEndPoint(ptInt1);
}

static AcDbArc *TangentLnAndArc(AcDbLine *pLine, AcDbArc *pArc, double dR)
{
	AcDbArc *pArcT = NULL;
	AcGePoint3d ptS = pLine->startPoint();
	AcGePoint3d ptE = pLine->endPoint();

	AcGePoint3d ptS1, ptE1, ptInt;
	pArc->getStartPoint(ptS1);
	pArc->getEndPoint(ptE1);

	if (ptS.distanceTo(ptS1) < 1.e-2) ptInt = ptS;
	if (ptE.distanceTo(ptS1) < 1.e-2) ptInt = ptE;
	if (ptS.distanceTo(ptE1) < 1.e-2) ptInt = ptS;
	if (ptE.distanceTo(ptE1) < 1.e-2) ptInt = ptE;

	AcGePoint3d ptC, ptT,pt2;
	AcGeVector3d vt = ptE - ptS;
	AcGeVector3d vtN = pArc->normal();

	//如果line 和 arc 相切,则不倒圆
	AcGeVector3d vt2 = ptInt - pArc->center();
	if (vt2.isPerpendicularTo(vt))
	{
		return NULL;
	}

	AcGePoint3dArray arPts;
	pLine->intersectWith(pArc, AcDb::kOnBothOperands, arPts);

	if (arPts.isEmpty())
	{
		return NULL;
	}
	ptInt = arPts.first();

	double dP = 0.0;
	pArc->getParamAtPoint(ptInt, dP);

	arPts.removeAll();
	if (Acad::eOk == pArc->getPointAtParam(dP + 0.01, pt2))
	{
		arPts.append(pt2);
	}
	if (Acad::eOk == pArc->getPointAtParam(dP - 0.01, pt2))
	{
		arPts.append(pt2);
	}

	if (arPts.isEmpty())
		return NULL;

	pt2 = arPts.first();
	AcGeVector3d vt1 = pt2 - ptInt;
	vt1.normalize();

	vt2 = MidPoint(ptS, ptE) - ptInt;
	vt2.normalize();

	AcGeVector3d vt3 = vt1 + vt2;
	vt3.normalize();

	AcDbLine lnX;
	lnX.setStartPoint(ptInt);
	ptT = ptInt + vt3 * 20000.0 * dR;
	lnX.setEndPoint(ptT);

	AcGeVector3d vtV = vt;
	vtV.rotateBy(PI / 2.0, vtN);
	vtV.normalize();

	AcDbLine ln1, ln2;
	ptS += vtV * dR;
	ptE += vtV * dR;
	ln1.setStartPoint(ptS); ln1.setEndPoint(ptE);

	ptS -= vtV * 2.0 * dR;
	ptE -= vtV * 2.0 * dR;
	ln2.setStartPoint(ptS); ln2.setEndPoint(ptE);

	//圆心轨迹1
	AcDbLine *pLnOk = NULL;
	ln1.intersectWith(&lnX, AcDb::kExtendThis, arPts);
	if (!arPts.isEmpty())
	{
		pLnOk = &ln1;
	}
	arPts.removeAll();
	ln2.intersectWith(&lnX, AcDb::kExtendThis, arPts);
	if (!arPts.isEmpty())
	{
		pLnOk = &ln2;
	}

	if (pLnOk == NULL)
		return NULL;

	//圆心轨迹2
	AcDbCircle cir1;
	cir1.setCenter(pArc->center());
	cir1.setRadius(pArc->radius() - dR);

	AcDbCircle cir2;
	cir2.setCenter(pArc->center());
	cir2.setRadius(pArc->radius() + dR);

	AcGePoint3dArray arCenPts;

	arPts.removeAll();
	cir1.intersectWith(pLnOk, AcDb::kOnBothOperands, arPts);
	if (!arPts.isEmpty())
	{
		arCenPts.append(arPts.first());
	}

	arPts.removeAll();
	cir2.intersectWith(pLnOk, AcDb::kOnBothOperands, arPts);
	if (!arPts.isEmpty())
	{
		arCenPts.append(arPts.first());
	}

	if (!arCenPts.isEmpty())
	{
		AcGePoint3d pt1, pt2;

		ptC = arCenPts.first();
		pLine->getClosestPointTo(ptC, ptT);
		pt1 = ptT;

		if (pLine->startPoint().distanceTo(ptT) < pLine->endPoint().distanceTo(ptT))
		{
			pLine->setStartPoint(ptT);
		}
		else
		{
			pLine->setEndPoint(ptT);
		}

		pArc->getClosestPointTo(ptC, ptT);
		pt2 = ptT;

		pt2 = MidPoint(pt1, pt2);
		vt = pt2 - ptC;
		vt.normalize();
		pt2 = ptC + vt * dR;

		pArcT = FormatArc(pt1, pt2, ptT);

		//更新pArc
		arPts.removeAll(); arPts.append(ptT);

		AcDbVoidPtrArray arArcPtrs;
		pArc->getSplitCurves(arPts, arArcPtrs);

		if (!arArcPtrs.isEmpty())
		{
			AcDbArc *pArc1 = (AcDbArc *)arArcPtrs.first();
			AcDbArc *pArc2 = (AcDbArc *)arArcPtrs.last();
			AcDbArc *pArcUp = NULL;

			pArc1->getStartPoint(ptS); pArc1->getEndPoint(ptE);
			if (ptS.distanceTo(ptInt) < 1.e-2)
			{
				pArcUp = pArc2;
			}

			if (ptE.distanceTo(ptInt) < 1.e-2)
			{
				pArcUp = pArc2;
			}
			pArc2->getStartPoint(ptS); pArc2->getEndPoint(ptE);
			if (ptS.distanceTo(ptInt) < 1.e-2)
			{
				pArcUp = pArc1;
			}

			if (ptE.distanceTo(ptInt) < 1.e-2)
			{
				pArcUp = pArc1;
			}

			if (pArcUp != NULL)
			{
				pArc->setStartAngle(pArcUp->startAngle());
				pArc->setEndAngle(pArcUp->endAngle());
			}
		}
	}
	return pArcT;
}

static bool TangentArcAndArc(AcDbArc *pArc1, AcDbArc *pArc2, double dR)
{
	//圆弧1 圆弧2 之间相切 更改Arc1,2
	return false;
}

static void SetCurveEndPoint(AcDbCurve* pCrv, AcGePoint3d& ptE)
{
	AcDbLine *pLn = AcDbLine::cast(pCrv);
	if (pLn != NULL)
	{
		pLn->setEndPoint(ptE);
	}

	AcDbArc *pArc = AcDbArc::cast(pCrv);
	if (pArc != NULL)
	{
		AcGePoint3d ptS, ptM;
		pArc->getStartPoint(ptS);
		ptM = GetArcMidPoint(pArc);

		AcDbArc *pArcNew = FormatArc(ptS, ptM, ptE);
		if (pArcNew != NULL)
		{
			pArc->setStartAngle(pArcNew->startAngle());
			pArc->setEndAngle(pArcNew->endAngle());
			pArc->setCenter(pArcNew->center());
			pArc->setRadius(pArcNew->radius());
			delete pArcNew;
		}
	}
}

static void SetCurveStartPoint(AcDbCurve *pCrv, AcGePoint3d &ptS)
{
	AcDbLine *pLn = AcDbLine::cast(pCrv);
	if (pLn != NULL)
	{
		pLn->setStartPoint(ptS);
	}

	AcDbArc *pArc = AcDbArc::cast(pCrv);
	if (pArc != NULL)
	{
		AcGePoint3d ptE, ptM;
		pArc->getEndPoint(ptE);
		ptM = GetArcMidPoint(pArc);

		AcDbArc *pArcNew = FormatArc(ptS, ptM, ptE);
		if (pArcNew != NULL)
		{
			pArc->setStartAngle(pArcNew->startAngle());
			pArc->setEndAngle(pArcNew->endAngle());
			pArc->setCenter(pArcNew->center());
			pArc->setRadius(pArcNew->radius());
			delete pArcNew;
		}
	}
}

Acad::ErrorStatus AecDb3dRoadAxisLine::ImpMoveGripPointsAt(const AcDbIntArray &indices, const AcDbIntArray &geomids,const AcGeVector3d &offset)
{
	//获取曲线的序
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	if (arCurveDir.isEmpty())
		return Acad::eOk;

	if (indices.isEmpty())
		return Acad::eOk;

	AcGePoint2d pt2d;
	bool bHasRadio = false;// ReadDandRatio(pt2d);2024-3-14
	
	int nGripIndex = indices.first();
	int nCurSeg = -1, nGripPos = -1,nLastSeg = 0,nNextSeg = -1;
	int nCrvCount = m_arCurvePtrs.length();
	
	//acutPrintf(_T("\nGrip : %d"), nGripIndex);

	AcDbIntArray arSegIndexes, gripPoses;
	GetSegIndexOnGripIndex(arSegIndexes, gripPoses);

	nCurSeg = arSegIndexes.at(nGripIndex);
	nGripPos = gripPoses.at(nGripIndex);
	nLastSeg = nCurSeg - 1;
	nNextSeg = nCurSeg + 1;
	bool bSetSta = false, bSetEnd = false;
	AcGePoint3d ptS, ptE, ptMid,ptS0,ptE0;
	if (nCurSeg < nCrvCount && nCurSeg > -1)
	{
		AcDbCurve *pCurCrv = (AcDbCurve *)m_arCurvePtrs.at(nCurSeg);
		if (pCurCrv != NULL)
		{
			switch (nGripPos)
			{
				case 0://Sta
				{
					pCurCrv->getStartPoint(ptS);

					//如果Start接上段
					if (nLastSeg > -1)
					{
						AcDbCurve* pLastCrv = (AcDbCurve *)m_arCurvePtrs.at(nLastSeg);
						if (pLastCrv != NULL)
						{
							pLastCrv->getStartPoint(ptS0);
							pLastCrv->getEndPoint(ptE0);
							
							if (ptS.distanceTo(ptS0) < 1.e-3)//接上sta
							{
								ptS += offset;
								SetCurveStartPoint(pCurCrv, ptS);
								bSetSta = true;
								SetCurveStartPoint(pLastCrv, ptS);
							}
							else if (ptS.distanceTo(ptE0) < 1.e-3)//接上end
							{
								ptS += offset;
								SetCurveStartPoint(pCurCrv, ptS);
								bSetSta = true;
								SetCurveEndPoint(pLastCrv, ptS);
							}
						}
					}

					//Start如果是接下段
					if (nNextSeg < nCrvCount)
					{
						AcDbCurve *pNextCrv = (AcDbCurve *)m_arCurvePtrs.at(nNextSeg);
						if (pNextCrv != NULL)
						{
							pNextCrv->getStartPoint(ptS0);
							pNextCrv->getEndPoint(ptE0);

							if (ptS.distanceTo(ptS0) < 1.e-3)//接上sta
							{
								ptS += offset;
								SetCurveStartPoint(pCurCrv, ptS);
								bSetSta = true;
								SetCurveStartPoint(pNextCrv, ptS);
							}
							else if (ptS.distanceTo(ptE0) < 1.e-3)//接上end
							{
								ptS += offset;
								SetCurveStartPoint(pCurCrv, ptS);
								bSetSta = true;
								SetCurveEndPoint(pNextCrv, ptS);
							}
						}
					}
					if (!bSetSta)
					{
						ptS += offset;
						SetCurveStartPoint(pCurCrv, ptS);
					}
					break;
				}
				case 1://Mid
				{
					AcDbLine *pLnCur = AcDbLine::cast(pCurCrv);
					if (pLnCur != NULL)
					{
						pCurCrv->getStartPoint(ptS);
						if (nLastSeg > -1)
						{
							AcDbCurve *pLastCrv = (AcDbCurve *)m_arCurvePtrs.at(nLastSeg);
							if (pLastCrv != NULL)
							{
								pLastCrv->getStartPoint(ptS0);
								pLastCrv->getEndPoint(ptE0);

								if (ptS.distanceTo(ptS0) < 1.e-3)//接上sta
								{
									ptS += offset;
									SetCurveStartPoint(pLastCrv, ptS);
								}
								else if (ptS.distanceTo(ptE0) < 1.e-3)//接上end
								{
									ptS += offset;
									SetCurveEndPoint(pLastCrv, ptS);
								}
							}
						}

						if (nNextSeg < nCrvCount)
						{
							AcDbCurve *pNextCrv = (AcDbCurve *)m_arCurvePtrs.at(nNextSeg);
							if (pNextCrv != NULL)
							{
								pNextCrv->getStartPoint(ptS0);
								pNextCrv->getEndPoint(ptE0);

								if (ptS.distanceTo(ptS0) < 1.e-3)//接上sta
								{
									ptS += offset;
									SetCurveStartPoint(pNextCrv, ptS);
								}
								else if (ptS.distanceTo(ptE0) < 1.e-3)//接上end
								{
									ptS += offset;
									SetCurveEndPoint(pNextCrv, ptS);
								}
							}
						}

						pCurCrv->getEndPoint(ptE);
						if (nLastSeg > -1)
						{
							AcDbCurve *pLastCrv = (AcDbCurve *)m_arCurvePtrs.at(nLastSeg);
							if (pLastCrv != NULL)
							{
								pLastCrv->getStartPoint(ptS0);
								pLastCrv->getEndPoint(ptE0);

								if (ptE.distanceTo(ptS0) < 1.e-3)//接上sta
								{
									ptE += offset;
									SetCurveStartPoint(pLastCrv, ptE);
								}
								else if (ptE.distanceTo(ptE0) < 1.e-3)//接上end
								{
									ptE += offset;
									SetCurveEndPoint(pLastCrv, ptE);
								}
							}
						}

						if (nNextSeg < nCrvCount)
						{
							AcDbCurve *pNextCrv = (AcDbCurve *)m_arCurvePtrs.at(nNextSeg);
							if (pNextCrv != NULL)
							{
								pNextCrv->getStartPoint(ptS0);
								pNextCrv->getEndPoint(ptE0);

								if (ptE.distanceTo(ptS0) < 1.e-3)//接上sta
								{
									ptE += offset;
									SetCurveStartPoint(pNextCrv, ptE);
								}
								else if (ptE.distanceTo(ptE0) < 1.e-3)//接上end
								{
									ptE += offset;
									SetCurveEndPoint(pNextCrv, ptE);
								}
							}
						}

						pCurCrv->getStartPoint(ptS);
						pCurCrv->getEndPoint(ptE);

						ptS += offset;
						ptE += offset;
						pLnCur->setStartPoint(ptS);
						pLnCur->setEndPoint(ptE);
					}

					AcDbArc *pArcCur = AcDbArc::cast(pCurCrv);
					if (pArcCur != NULL)
					{
						ptMid = GetArcMidPoint(pArcCur);
						ptMid += offset;

						pArcCur->getStartPoint(ptS);
						pArcCur->getEndPoint(ptE);

						AcDbArc* pArcNew = FormatArc(ptS, ptMid, ptE);
						if (pArcNew != NULL)
						{
							pArcCur->setStartAngle(pArcNew->startAngle());
							pArcCur->setEndAngle(pArcNew->endAngle());
							pArcCur->setCenter(pArcNew->center());
							pArcCur->setRadius(pArcNew->radius());
							delete pArcNew;
						}
					}
					break;
				}
				case 2://End
				{
					pCurCrv->getEndPoint(ptE);
					if (nLastSeg > -1)
					{
						AcDbCurve *pLastCrv = (AcDbCurve *)m_arCurvePtrs.at(nLastSeg);
						if (pLastCrv != NULL)
						{
							pLastCrv->getStartPoint(ptS0);
							pLastCrv->getEndPoint(ptE0);

							if (ptE.distanceTo(ptS0) < 1.e-3)//接上sta
							{
								bSetEnd = true;
								ptE += offset;
								SetCurveEndPoint(pCurCrv, ptE);
								SetCurveStartPoint(pLastCrv, ptE);
							}
							else if (ptE.distanceTo(ptE0) < 1.e-3)//接上end
							{
								bSetEnd = true;
								ptE += offset;
								SetCurveEndPoint(pCurCrv, ptE);
								SetCurveEndPoint(pLastCrv, ptE);
							}
						}
					}

					if (nNextSeg < nCrvCount)
					{
						AcDbCurve *pNextCrv = (AcDbCurve *)m_arCurvePtrs.at(nNextSeg);
						if (pNextCrv != NULL)
						{
							pNextCrv->getStartPoint(ptS0);
							pNextCrv->getEndPoint(ptE0);

							if (ptE.distanceTo(ptS0) < 1.e-3)//接上sta
							{
								bSetEnd = true;
								ptE += offset;
								SetCurveEndPoint(pCurCrv, ptE);
								SetCurveStartPoint(pNextCrv, ptE);
							}
							else if (ptE.distanceTo(ptE0) < 1.e-3)//接上end
							{
								bSetEnd = true;
								ptE += offset;
								SetCurveEndPoint(pCurCrv, ptE);
								SetCurveEndPoint(pNextCrv, ptE);
							}
						}
					}

					if (!bSetEnd)
					{
						ptE += offset;
						SetCurveEndPoint(pCurCrv, ptE);
					}
					break;
				}
				default:
					break;
			}
		}
	}
	return Acad::eOk;
}

bool AecDb3dRoadAxisLine::AddPathHd(LPCTSTR pszHd)
{
	assertWriteEnabled();
	m_arPathHds.Add(pszHd);
	return true;
}

bool AecDb3dRoadAxisLine::GetPathHd(int i, CString &sHd) const
{
	assertReadEnabled();
	if (i > -1 && i < m_arPathHds.GetSize())
	{
		sHd = m_arPathHds.GetAt(i);
		return true;
	}
	return false;
}

int  AecDb3dRoadAxisLine::GetPathHdCount() const
{
	assertReadEnabled();
	return m_arPathHds.GetCount();
}

void AecDb3dRoadAxisLine::RemovePathHd(int i)
{
	assertWriteEnabled();

	if (i > -1 && i < m_arPathHds.GetSize())
	{
		m_arPathHds.RemoveAt(i);
	}
}

void AecDb3dRoadAxisLine::RemoveAllPathHd()
{
	assertWriteEnabled();
	m_arPathHds.RemoveAll();
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subErase(Adesk::Boolean erasing)
{
	if (!m_arPathHds.IsEmpty())
	{
		AecDbObjXDataMap xData;
		xData.Read(this, KEY_APP);

		double dOD = 0.0;
		xData.GetAt(PIPE_OD,dOD);

		CString sSys;
		xData.GetAt(KEY_SYS, sSys);

		//电缆 外径 mm
		if (dOD > 1.e-1)
		{
			struct resbuf *pRb = acutNewRb(AcDb::kDxfXdInteger16);
			pRb->resval.rint = erasing ? TRUE : FALSE;

			struct resbuf * pRb1 = acutNewRb(AcDb::kDxfXdAsciiString);
			acutNewString((LPCTSTR)sSys, pRb1->resval.rstring);

			struct resbuf *pRb2 = acutNewRb(AcDb::kDxfReal);
			pRb2->resval.rreal = dOD;

			pRb->rbnext = pRb1;
			pRb1->rbnext = pRb2;
			pRb2->rbnext = NULL;

			CString sHd,sHd2;
			AcDbObjectId id;
			for (int i = 0;i < m_arPathHds.GetSize();i++)
			{
				sHd2 = m_arPathHds.GetAt(i);
				sHd = sHd2;

				int nPos = sHd2.ReverseFind(_T('-'));
				if (nPos != -1)
				{
					sHd = sHd2.Mid(0, nPos);
				}

				AcDbHandle hd(sHd);
				if (Acad::eOk == acdbCurDwg()->getAcDbObjectId(id,false,hd))
				{
					AcDbEntity *pEnt = NULL;
					if (Acad::eOk == acdbOpenAcDbEntity(pEnt,id,AcDb::kForWrite))
					{	
						AecDbCurveBase *pCurBase = AecDbCurveBase::cast(pEnt);
						if (pCurBase != NULL)
						{
							pCurBase->SendUserData(pRb);
						}

						AecDbEntityBase *pEntBase = AecDbEntityBase::cast(pEnt);
						if (pEntBase != NULL)
						{
							pEntBase->SendUserData(pRb);
						}

						pEnt->close();
					}
				}
			}
		}
	}
	return Acad::eOk;
}

void AecDb3dRoadAxisLine::subList() const
{
	acutPrintf(_T("\n隧道轴线 : AEC_ROADAXISLINE"));
	acutPrintf(_T("\n隧道轴线段数:%d"),GetCurveSegCount());
	acutPrintf(_T("\n总长 %g :"), getLength());

	acutPrintf(_T("\n过度隧道半径:%d"), m_ptDR.x);
	acutPrintf(_T("\n过度曲率:%d"), m_ptDR.y);

	AecDbObjXDataMap xData;
	if (xData.Read((AcDbObject *)this, KEY_APP))
	{
		xData.List();
	}

	AcGePoint3d ptSta;
	getStartPoint(ptSta);
	acutPrintf(_T("\n起点 : %g,%g,%g"),ptSta.x,ptSta.y,ptSta.z);

	AcGePoint3d ptEnd;
	getEndPoint(ptEnd);
	acutPrintf(_T("\n终点 : %g,%g,%g"),ptEnd.x,ptEnd.y,ptEnd.z);

	if (!m_arPathHds.IsEmpty())
	{
		acutPrintf(_T("\n路径信息:"));
		for (int i = 0;i < m_arPathHds.GetSize();i++)
		{
			acutPrintf(_T("\n经过路径句柄%s:"),m_arPathHds.GetAt(i));
		}
	}

	acutPrintf(_T("\n段信息:"));
	AcDbCurve* pCurve = NULL;
	for(int i = 0;i < m_arCurvePtrs.length();i++)
	{
		acutPrintf(_T("\n第%d段信息:"),i+1);
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if (pCurve != NULL)
		{
		#ifndef ZWCAD
			pCurve->list();
		#endif
		}
	}
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subGetGeomExtents(AcDbExtents& extents) const
{
	assertReadEnabled();

	AcDbExtents extT;
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		pCurve->getGeomExtents(extT);
		extents.addExt(extT);
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::copyFrom(const AcRxObject* pSrc)
{
	AssertWriteEnabled();

	m_arCurvePtrs.removeAll();
	AecDb3dRoadAxisLine* pAxLn = AecDb3dRoadAxisLine::cast(pSrc);
	if (pAxLn != NULL)
	{
		AcDbCurve* pCurve = NULL,*pCln = NULL;
		for (int i = 0;i < pAxLn->m_arCurvePtrs.length();i++)
		{
			pCurve = (AcDbCurve*)pAxLn->m_arCurvePtrs.at(i);
			if (!pCurve) continue;
			pCln = (AcDbCurve*)pCurve->clone();
			if (pCln != NULL)
			{
				m_arCurvePtrs.append(pCln);
			}
		}
		struct resbuf* pRb = pAxLn->xData();
		if (pRb != NULL)
		{
			setXData(pRb);
			acutRelRb(pRb);
		}
		m_ptDR = pAxLn->m_ptDR;
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::ReMakeSureCopy(AcDbCurve* pCurTo,AcDbCurve* pCurFr)
{
	//!!!
	AcDbLine* pLn = AcDbLine::cast(pCurTo);
	if (pLn != NULL)
	{
		AcDbLine* pLn2 = AcDbLine::cast(pCurFr);
		if (pLn2 != NULL)
		{
			pLn->setStartPoint(pLn2->startPoint());
			pLn->setEndPoint(pLn2->endPoint());
		}
	}

	AcDbArc* pArc = AcDbArc::cast(pCurTo);
	if (pArc != NULL)
	{
		AcDbArc* pArc2 = AcDbArc::cast(pCurFr);
		if (pArc2 != NULL)
		{
			pArc->setCenter(pArc2->center());
			pArc->setRadius(pArc2->radius());
			pArc->setStartAngle(pArc2->startAngle());
			pArc->setEndAngle(pArc2->endAngle());
		}
	}

	AcDbCircle* pCir = AcDbCircle::cast(pCurTo);
	if (pCir != NULL)
	{
		AcDbCircle* pCir2 = AcDbCircle::cast(pCurFr);
		if (pCir2 != NULL)
		{
			pCir->setCenter(pCir2->center());
			pCir->setRadius(pCir2->radius());
		}
	}

	AcDbPolyline* pPl = AcDbPolyline::cast(pCurTo);
	if (pPl != NULL)
	{
		AcDbPolyline* pPl2 = AcDbPolyline::cast(pCurFr);
		if (pPl2 != NULL)
		{
			while(pPl->numVerts() > 0)
			{
				pPl->removeVertexAt(0);
			}

			AcGePoint2d pt2d;
			double dBulge = 0.0,dSta = 0.0,dEnd = 0.0;

			for (int i = 0;i < pPl2->numVerts();i++)
			{
				pPl2->getPointAt(i,pt2d);
				pPl2->getBulgeAt(i,dBulge);
				pPl2->getWidthsAt(i,dSta,dEnd);
				pPl->addVertexAt(i,pt2d,dBulge,dSta,dEnd);;
			}
		}
	}
	return Acad::eOk;
}

bool AecDb3dRoadAxisLine::ReMakeSureCopy(AecDb3dRoadAxisLine* pRoad2)
{
	if (pRoad2 != NULL)
	{
		if ( GetCurveSegCount() == pRoad2->GetCurveSegCount() )
		{
			AcDbCurve* pCurveTo = NULL,*pCurveFr = NULL;

			for (int i = 0;i < GetCurveSegCount();i++)
			{
				pCurveTo = GetCurveSeg(i);
				pCurveFr = pRoad2->GetCurveSeg(i);

				AecDb3dRoadAxisLine::ReMakeSureCopy(pCurveTo,pCurveFr);
			}
		}
	}
	return true;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subTransformBy(const AcGeMatrix3d &xform)
{
	AssertWriteEnabled();

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		pCurve->transformBy(xform);
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subIntersectWith( const AcDbEntity*	ent, 
									 AcDb::Intersect		intType, 
									 AcGePoint3dArray&	points, 
									 INT_PTR				thisGsMarker, 
									 INT_PTR				otherGsMarker) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->intersectWith(ent,intType,points,thisGsMarker,otherGsMarker))
		{

		}
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subIntersectWith( const AcDbEntity*		ent,
									 AcDb::Intersect		intType,
									 const AcGePlane&	projPlane,
									 AcGePoint3dArray&	points,
									 INT_PTR				thisGsMarker,
									 INT_PTR				otherGsMarker) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->intersectWith(ent,intType,projPlane,points,thisGsMarker,otherGsMarker))
		{

		}
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subExplode(AcDbVoidPtrArray& entitySet) const
{
	assertReadEnabled();
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		entitySet.append((AcDbCurve*)pCurve->clone());
	}
	return Acad::eOk;
}

Adesk::Boolean AecDb3dRoadAxisLine::isPlanar() const 
{
	return Adesk::kFalse;
}
Acad::ErrorStatus AecDb3dRoadAxisLine::getPlane(AcGePlane&, AcDb::Planarity&) const 
{
	return Acad::eOk;
}

#if ARX>17
Acad::ErrorStatus AecDb3dRoadAxisLine::reverseCurve()
{
	AssertWriteEnabled();
	m_arCurvePtrs.reverse();

	AcGePoint3d ptSta,ptEnd;
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		AcDbLine* pLn = AcDbLine::cast(pCurve);
		if (pLn != NULL)
		{
			ptSta = pLn->startPoint();
			ptEnd = pLn->endPoint();

			pLn->setStartPoint(ptEnd);
			pLn->setEndPoint(ptSta);
		}
	}
	return Acad::eOk;
}
#endif

Adesk::Boolean AecDb3dRoadAxisLine::isClosed() const
{ 
	assertReadEnabled();

	AcGePoint3d ptSta,ptEnd;
	if ( Acad::eOk == getStartPoint(ptSta) &&
		 Acad::eOk == getEndPoint(ptEnd) )
	{
		if ( ptSta.distanceTo(ptEnd) < 1.e-3)
		{
			return Adesk::kTrue;
		}
	}
	return Adesk::kFalse; 
}

//是否是周期函数
Adesk::Boolean AecDb3dRoadAxisLine::isPeriodic() const
{
	assertReadEnabled();
	return Adesk::kFalse; 
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getStartParam(double &param) const
{
	assertReadEnabled();
	param = 0.;
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getEndParam(double &param) const
{
	assertReadEnabled();

	double dEnd = 0.0,dDist = 0.0;
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		pCurve->getEndParam(dEnd);
		pCurve->getDistAtParam(dEnd,dDist);

		param += dDist;
	}
	return Acad::eOk;
}

void AecDb3dRoadAxisLine::ImpGetEnd2End(AcDbVoidPtrArray& arGet, AcGePoint3d& ptOn,double dTol /* = 1.e-3*/)
{
	AcGePoint3d ptSta, ptEnd;
	AcDbCurve *pCurve = NULL;

	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);

		pCurve->getStartPoint(ptSta);
		pCurve->getEndPoint(ptEnd);

		if (ptSta.distanceTo(ptOn) <= dTol)
		{
			arGet.append(pCurve);
			ptOn = ptEnd;

			m_arCurvePtrs.removeAt(i);
			i = -1;//从头开始
			continue;
		}

		if (ptEnd.distanceTo(ptOn) < dTol)
		{
			arGet.append(pCurve);
			ptOn = ptSta;

			m_arCurvePtrs.removeAt(i);
			i = -1;//从头开始
			continue;
		}
	}
}

Acad::ErrorStatus AecDb3dRoadAxisLine::MakeEndToEnd()
{
	AcDbVoidPtrArray arLeft, arRight;

	AcDbCurve *pCurve = NULL;
	if (!m_arCurvePtrs.isEmpty())
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.first();

		AcGePoint3d ptSta, ptEnd;
		pCurve->getStartPoint(ptSta);
		pCurve->getEndPoint(ptEnd);

		double dTol = 1.e-2;//
		
		//断开
		m_arCurvePtrs.remove(pCurve);

		ImpGetEnd2End(arLeft, ptSta,dTol);
		ImpGetEnd2End(arRight, ptEnd,dTol);

		m_arCurvePtrs.removeAll();

		arLeft.reverse();
		m_arCurvePtrs.append(arLeft);

		m_arCurvePtrs.append(pCurve);

		m_arCurvePtrs.append(arRight);
	}

	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getStartPoint(AcGePoint3d &pt) const
{
	assertReadEnabled();

	double dTol = 1.e-6;//毫米默认
	struct resbuf rb;
	acedGetVar(_T("INSUNITS"), &rb);
	if (rb.resval.rint == AcDb::kUnitsMeters)
	{
		dTol = 1.e-3;//米
	}
	else if (rb.resval.rint == AcDb::kUnitsCentimeters)
	{
		dTol = 1.e-4;//厘米
	}
	else if (rb.resval.rint == AcDb::kUnitsMillimeters)
	{
		dTol = 1.e-6;//毫米
	}
	else if (rb.resval.rint == AcDb::kUnitsDecimeters)
	{
		dTol = 1.e-5;//分米
	}

	KTTempTol tol(dTol);

	AcDbCurve* pCurve = NULL;
	if (!m_arCurvePtrs.isEmpty())
	{
		//在添加时已经保证顺序,所以直接去末端起点
		pCurve = (AcDbCurve*)m_arCurvePtrs.first();//

		AcGePoint3d ptS,ptE;
		pCurve->getStartPoint(ptS);
		pCurve->getEndPoint(ptE);

		AcGePoint3dArray arPts;
		arPts.append(ptS);
		arPts.append(ptE);

		if (m_arCurvePtrs.length() >= 2)//有两根
		{
			//next
			AcDbCurve *pCurve1 = (AcDbCurve *)m_arCurvePtrs.at(1);
			
			AcGePoint3d ptS2, ptE2;
			pCurve1->getStartPoint(ptS2);
			pCurve1->getEndPoint(ptE2);

			int nPos = -1;
			if ( arPts.find(ptS2, nPos, 0) )
			{
				arPts.removeAt(nPos);
				pt = arPts.first();
				return Acad::eOk;
			}

			if (arPts.find(ptE2, nPos, 0))
			{
				arPts.removeAt(nPos);
				pt = arPts.first();
				return Acad::eOk;
			}
		}
		else
		{
			pt = ptS;
			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getEndPoint(AcGePoint3d& pt) const
{
	double dTol = 1.e-6;//毫米默认
	struct resbuf rb;
	acedGetVar(_T("INSUNITS"), &rb);
	if (rb.resval.rint == AcDb::kUnitsMeters)
	{
		dTol = 1.e-3;//米
	}
	else if (rb.resval.rint == AcDb::kUnitsCentimeters)
	{
		dTol = 1.e-4;//厘米
	}
	else if (rb.resval.rint == AcDb::kUnitsMillimeters)
	{
		dTol = 1.e-6;//毫米
	}
	else if (rb.resval.rint == AcDb::kUnitsDecimeters)
	{
		dTol = 1.e-5;//分米
	}

	KTTempTol tol(dTol);

	AcDbCurve *pCurve = NULL;
	if (!m_arCurvePtrs.isEmpty())
	{
		//在添加时已经保证顺序,所以直接去末端起点
		pCurve = (AcDbCurve *)m_arCurvePtrs.last();//

		AcGePoint3d ptS, ptE;
		pCurve->getStartPoint(ptS);
		pCurve->getEndPoint(ptE);

		AcGePoint3dArray arPts;
		arPts.append(ptS);
		arPts.append(ptE);

		if (m_arCurvePtrs.length() >= 2)//有两根
		{
			int nTail = m_arCurvePtrs.length() - 1;
			AcDbCurve *pCurve1 = (AcDbCurve *)m_arCurvePtrs.at(nTail - 1);

			AcGePoint3d ptS2, ptE2;
			pCurve1->getStartPoint(ptS2);
			pCurve1->getEndPoint(ptE2);

			int nPos = -1;
			if (arPts.find(ptS2, nPos, 0))
			{
				arPts.removeAt(nPos);
				pt = arPts.last();
				return Acad::eOk;
			}

			if (arPts.find(ptE2, nPos, 0))
			{
				arPts.removeAt(nPos);
				pt = arPts.last();
				return Acad::eOk;
			}
		}
		else
		{
			pt = ptE;
			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getPointAtParam(double dParam, AcGePoint3d &ptGe) const
{
	assertReadEnabled();
	
	//获取曲线的序
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	//param 为长度
	AcDbCurve* pCurve = NULL;
	if (!m_arCurvePtrs.isEmpty())
	{
		double dEnd = 0.0,dLenT = 0.0,dDist = 0.0;
		if (fabs(dParam) < 1.e-6)
		{
			return getStartPoint(ptGe);
		}

		AcDbCurve* pCurve = NULL;
		for (int i = 0;i < m_arCurvePtrs.length();i++)
		{
			pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

			pCurve->getEndParam(dEnd);
			pCurve->getDistAtParam(dEnd,dLenT);

			dDist += dLenT;
			if (dParam - dDist < 1.e-10)//落在此段
			{
				const CurveDir& dir = arCurveDir.at(i);
				dDist -= dLenT;//恢复前面的总长
				dParam -= dDist;//本段距离位置

				if (dir.bDir)//顺序
				{
				}
				else
				{
					dParam = dLenT - dParam;
				}

				if (fabs(dParam) < 1.e-6)//认为为起点
				{
					pCurve->getStartPoint(ptGe);
					return Acad::eOk;
				}

				//在添加时已经保证顺序,所以取Distpos
				return pCurve->getPointAtDist(dParam,ptGe);
			}
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getParamAtPoint(const AcGePoint3d &givenPnt, double &param)const
{
	// 假设 givenPnt 在线上
	assertReadEnabled();
	
	AcDbCurve* pCurve = NULL;
	if (m_arCurvePtrs.length() == 1)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.first();
		return pCurve->getParamAtPoint(givenPnt,param);
	}

	//获取曲线的序
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcGePoint3d ptOn;
	Acad::ErrorStatus es;
	double dDistHere = 0.0,dDist = 0.0,dEnd = 0.0,dLen = 0.0,dDistT = 0.0;
	for (int i = 0;i < arCurveDir.length();i++)
	{
		const CurveDir& cDir = arCurveDir.at(i);
		pCurve = cDir.pCurve;

		pCurve->getClosestPointTo(givenPnt,ptOn,Adesk::kTrue);
		if ( Acad::eOk == (es = pCurve->getDistAtPoint(ptOn,dDistHere)))//落在本段
		{
			if (cDir.bDir)//正序
			{
				param = dDistHere + dDist;
			}
			else//反序
			{
				pCurve->getEndParam(dEnd);
				pCurve->getDistAtParam(dEnd,dDistT);
				param =(dDistT - dDistHere) + dDist;
			}
			return Acad::eOk;
		}
		else
		{
			//继续,加长度
			pCurve->getEndParam(dEnd);
			pCurve->getDistAtParam(dEnd,dLen);
			dDist += dLen;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getDistAtParam(double param, double &dist) const
{
	assertReadEnabled();
	//长度距离为参数
	dist = param;
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getParamAtDist(double dist, double &param) const
{
	assertReadEnabled();
	param = dist;
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getDistAtPoint(const AcGePoint3d &pt, double &dist)const
{
	assertReadEnabled();
	return getParamAtPoint(pt, dist);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getPointAtDist(double dist, AcGePoint3d &pt) const
{
	assertReadEnabled();
	return getPointAtParam(dist, pt);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getFirstDeriv(double param, AcGeVector3d &firstDeriv) const
{
	assertReadEnabled();

	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve* pCurve = NULL;

	//param为距离
	AcGePoint3d ptGe;
	if ( Acad::eOk == getPointAtParam(param,ptGe) )
	{
		AcDbCurve* pCurve = NULL;
		for (int i = 0;i < m_arCurvePtrs.length();i++)
		{
			pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
			if ( Acad::eOk == pCurve->getFirstDeriv(ptGe,firstDeriv))//落在本段
			{
				crDir = arCurveDir.at(i);
				if (!crDir.bDir)//反序
				{
					firstDeriv.negate();
				}
				return Acad::eOk;
			}
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getFirstDeriv(const AcGePoint3d& ptGe, AcGeVector3d &firstDeriv) const
{
	assertReadEnabled();

	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->getFirstDeriv(ptGe,firstDeriv))//落在本段
		{
			crDir = arCurveDir.at(i);
			if (!crDir.bDir)//反序
			{
				firstDeriv.negate();
			}
			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getSecondDeriv(double param, AcGeVector3d &secDeriv) const
{
	assertReadEnabled();

	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve* pCurve = NULL;

	//param为距离
	AcGePoint3d ptGe;
	if ( Acad::eOk == getPointAtParam(param,ptGe) )
	{
		for (int i = 0;i < m_arCurvePtrs.length();i++)
		{
			pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
			if ( Acad::eOk == pCurve->getSecondDeriv(ptGe,secDeriv))//落在本段
			{
				crDir = arCurveDir.at(i);
				if (!crDir.bDir)//反序
				{
					secDeriv.negate();
				}
				return Acad::eOk;
			}
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getSecondDeriv(const AcGePoint3d& ptGe, AcGeVector3d &secDeriv) const
{
	assertReadEnabled();

	//获取曲线的序
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->getSecondDeriv(ptGe,secDeriv))//落在本段
		{
			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getClosestPointTo(const AcGePoint3d &givenPnt, AcGePoint3d &pointOnCurve, Adesk::Boolean extend /*= Adesk::kFalse*/) const
{
	assertReadEnabled();

	AcGePoint3d ptOn,ptClosePt;
	double dDist = -1.0,dDistT = 0.0;

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->getClosestPointTo(givenPnt,ptOn,( i ==0 || i == m_arCurvePtrs.length() - 1) ? extend : Adesk::kFalse ) )//中间不许extend
		{
			dDistT = ptOn.distanceTo(givenPnt);
			if (dDist < -0.9 )//是-1.0首次
			{
				if (dDistT > -1.e-6)
				{
					dDist = dDistT;
					ptClosePt = ptOn;
				}
			}
			else
			{
				if (dDistT - dDist < 1.e-6)
				{
					dDist = dDistT;
					ptClosePt = ptOn;
				}
			}
		}
	}

	if (dDist > -1.e-10)
	{
		pointOnCurve = ptClosePt;
		return Acad::eOk;
	}

	return Acad::eInvalidInput;
}

int AecDb3dRoadAxisLine::getClosestPointToIndex(const AcGePoint3d& givenPnt,AcGePoint3d& pointOnCurve) const
{
	AcGePoint3d ptClosePt,ptOn;
	int nIndex = -1;
	double dDist = -1.0,dDistT = 0.0;

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->getClosestPointTo(givenPnt,ptOn,Adesk::kFalse ) )//中间不许extend
		{
			dDistT = ptOn.distanceTo(givenPnt);
			if (dDist < -0.9 )//是-1.0首次
			{
				if (dDistT > -1.e-6)
				{
					dDist = dDistT;
					ptClosePt = ptOn;
					nIndex = i;
				}
			}
			else
			{
				if (dDistT - dDist < 1.e-6)
				{
					dDist = dDistT;
					ptClosePt = ptOn;
					nIndex = i;
				}
			}
		}
	}

	if (dDist > -1.e-10)
	{
		pointOnCurve = ptClosePt;
		return nIndex;
	}
	return -1;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getClosestPointTo(const AcGePoint3d& givenPnt, const AcGeVector3d& direction, AcGePoint3d& pointOnCurve, Adesk::Boolean extend /*= Adesk::kFalse*/) const
{
	assertReadEnabled();
	

	AcGePoint3d ptOn,ptClosePt;
	double dDist = -1.0,dDistT = 0.0;

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if ( Acad::eOk == pCurve->getClosestPointTo(givenPnt,direction,ptOn,( i == 0 || i == m_arCurvePtrs.length() - 1) ? extend : Adesk::kFalse) )//中间不许extend
		{
			dDistT = ptOn.distanceTo(givenPnt);
			if (dDist < -0.9 )//是-1.0首次
			{
				if (dDistT > -1.e-6)
				{
					dDist = dDistT; 
					ptClosePt = ptOn;
				}
			}
			else
			{
				if (dDistT - dDist < 1.e-6)
				{
					dDist = dDistT;
					ptClosePt = ptOn;
				}
			}
		}
	}

	if (dDist > -1.e-10)
	{
		pointOnCurve = ptClosePt;
		return Acad::eOk;
	}

	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getSplitCurves(const AcGeDoubleArray& params, AcDbVoidPtrArray& curveSegments) const
{
	assertReadEnabled();

	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getSplitCurves(const AcGePoint3dArray& points, AcDbVoidPtrArray& curveSegments) const
{
	assertReadEnabled();

	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::extend(double newParam)
{
	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::extend(Adesk::Boolean extendStart, const AcGePoint3d& toPoint)
{
	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getSpline(AcDbSpline*& spline) const
{
	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getArea(double& dArea) const
{
	assertReadEnabled();

	//暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getOffsetCurves(double offsetDist, AcDbVoidPtrArray &offsetCurves) const
{
	assertReadEnabled();
	AecDb3dRoadAxisLine *pRoadAL = (AecDb3dRoadAxisLine *)this->clone();
	if (pRoadAL != NULL)
	{
		pRoadAL->offset(offsetDist);
		offsetCurves.append(pRoadAL);
	}
	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getOffsetCurvesGivenPlaneNormal(const AcGeVector3d& normal, double offsetDist,AcDbVoidPtrArray& offsetCurves) const
{
	assertReadEnabled();

	AcDbPolyline* pPl = ConvertTo2dPline();
	if (pPl != NULL)
	{
		pPl->getOffsetCurvesGivenPlaneNormal(normal,offsetDist,offsetCurves);
		delete pPl;
		return Acad::eOk;
	}

	//其他暂时不实现
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getProjectedCurve(const AcGePlane& plan, const AcGeVector3d& projDir, AcDbCurve*& projCrv) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = NULL;
	AcDbCurve* pProjCrvT = NULL;

	AcDbVoidPtrArray arCurPtrs,arpResult;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		
		if (pCurve != NULL)
		{
			pProjCrvT = NULL;
			pCurve->getProjectedCurve(plan,projDir,pProjCrvT);

			if (pProjCrvT != NULL)
			{
				arCurPtrs.append(pProjCrvT);
			}
		}
	}

	AcDbCurve* pBaseCurve = KTCADUtilityEx::ConvertBoundCurve(arCurPtrs, arpResult);
	if (pBaseCurve != NULL)
	{
		projCrv = pBaseCurve;
		return Acad::eOk;
	}
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::getOrthoProjectedCurve(const AcGePlane& plan, AcDbCurve*& projCrv) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = NULL;
	AcDbCurve* pProjCrvT = NULL;
	AcGeVector3d vt;

	AcDbVoidPtrArray arCurPtrs,arpResult;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		if (pCurve != NULL)
		{
			pProjCrvT = NULL;

			AcDbArc* pArc = AcDbArc::cast(pCurve);
			if (pArc != NULL)
			{
				vt = pArc->normal();
				if (vt.isParallelTo(plan.normal()))
				{
					AcDbArc* pArcCln = (AcDbArc*)pArc->clone();

					AcGePoint3d ptCen = pArc->center();
					ptCen = plan.closestPointTo(ptCen);

					pArcCln->setCenter(ptCen);
					pProjCrvT = pArcCln;
				}
			}
			else
			{
				pCurve->getOrthoProjectedCurve(plan,pProjCrvT);
			}

			if (pProjCrvT != NULL)
			{
				arCurPtrs.append(pProjCrvT);
			}
		}
	}

	AcDbCurve* pBaseCurve = KTCADUtilityEx::ConvertBoundCurve(arCurPtrs, arpResult);
	if (pBaseCurve != NULL)
	{
		projCrv = pBaseCurve;
		return Acad::eOk;
	}

	return Acad::eNotImplementedYet;
}

#if ARX>18
Acad::ErrorStatus AecDb3dRoadAxisLine::getAcGeCurve ( AcGeCurve3d*& pGeCurve,const AcGeTol& tol) const
{
	assertReadEnabled();
	return Acad::eNotImplementedYet;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setFromAcGeCurve ( const AcGeCurve3d& geCurve,AcGeVector3d *normal, const AcGeTol& tol)
{
	AssertWriteEnabled();
	return Acad::eNotImplementedYet;
}
#endif

AcDbCurve* AecDb3dRoadAxisLine::BaseCurveDwgInFields(LPCTSTR pszCurve)
{
	////[LINE...][ARC...][LINE...][ARC...]
	CString sText = pszCurve;
	int nPos = sText.Find(_T(':'));
	if (nPos != -1)
	{
		CString sClass = sText.Mid(0,nPos);
		CString sData = sText.Mid(nPos + 1);

		if (sClass.CompareNoCase(_T("LINE")) == 0)
		{
			CStringArray arData;
			CoreTools::SplitStrintToArray(sData,arData,_T(','));

			//%g,%g,%g,%g,%g,%g,%g,%g,%g
			if (arData.GetSize() == 9)
			{
				AcGePoint3d ptSta,ptEnd;
				AcGeVector3d vtNor;
					
				ptSta.set(_ttof(arData.GetAt(0)),_ttof(arData.GetAt(1)),_ttof(arData.GetAt(2)));
				ptEnd.set(_ttof(arData.GetAt(3)),_ttof(arData.GetAt(4)),_ttof(arData.GetAt(5)));
				vtNor.set(_ttof(arData.GetAt(6)),_ttof(arData.GetAt(7)),_ttof(arData.GetAt(8)));

				AcDbLine* pLine = new AcDbLine;
				pLine->setStartPoint(ptSta);
				pLine->setEndPoint(ptEnd);
				pLine->setNormal(vtNor);

				return pLine;
			}

		}
		else if (sClass.CompareNoCase(_T("ARC")) == 0)
		{
			//%g,%g,%g,%g,%g,%g,%g,%g,%g
			CStringArray arData;
			CoreTools::SplitStrintToArray(sData,arData,_T(','));

			if (arData.GetSize() == 9)
			{
				AcGePoint3d ptCen;
				double dRad,dSta,dEnd;
				AcGeVector3d vtNor;

				ptCen.set(_ttof(arData.GetAt(0)),_ttof(arData.GetAt(1)),_ttof(arData.GetAt(2)));
				dRad = _ttof(arData.GetAt(3));dSta = _ttof(arData.GetAt(4));dEnd = _ttof(arData.GetAt(5));
				vtNor.set(_ttof(arData.GetAt(6)),_ttof(arData.GetAt(7)),_ttof(arData.GetAt(8)));

				AcDbArc* pArc = new AcDbArc;
				pArc->setCenter(ptCen);pArc->setRadius(dRad);
				pArc->setStartAngle(dSta);pArc->setEndAngle(dEnd);
				pArc->setNormal(vtNor);

				return pArc;
			}
		}
	}
	return NULL;
}

AcDbCurve* AecDb3dRoadAxisLine::BaseCurveDwgInFields(AcDbDwgFiler* pFiler)
{
	TCHAR* pszClass = NULL;
	pFiler->readString(&pszClass);

	AcRxObject* pRx = acrxClassDictionary->at(pszClass);
	if (pRx != NULL)
	{
		acutDelString(pszClass);

		AcRxClass* pRxClass = (AcRxClass* )pRx;
		AcDbCurve* pBaseCurve = (AcDbCurve*)pRxClass->create();

		AcGeVector3d vtNorm;

		AcDbLine* pLine = AcDbLine::cast(pBaseCurve);
		if (pLine != NULL)
		{
			AcGePoint3d ptSta,ptEnd;
			pFiler->readPoint3d(&ptSta);
			pFiler->readPoint3d(&ptEnd);
			pFiler->readVector3d(&vtNorm);

			pLine->setStartPoint(ptSta);
			pLine->setEndPoint(ptEnd);
			pLine->setNormal(vtNorm);

			return pBaseCurve;
		}

		AcDbArc* pArc = AcDbArc::cast(pBaseCurve);
		if (pArc != NULL)
		{
			AcGePoint3d ptCen;
			double dRad = 0.0,dSta = 0.0,dEnd = 0.0;
			pFiler->readPoint3d(&ptCen);
			pFiler->readDouble(&dRad);
			pFiler->readDouble(&dSta);
			pFiler->readDouble(&dEnd);
			pFiler->readVector3d(&vtNorm);

			pArc->setCenter(ptCen);
			pArc->setRadius(dRad);
			pArc->setStartAngle(dSta);
			pArc->setEndAngle(dEnd);
			pArc->setNormal(vtNorm);

			return pBaseCurve;
		}
	}
	return NULL;
}

bool AecDb3dRoadAxisLine::GetAsString(CString& sScript) const
{
	assertReadEnabled();

	CString sCurve = _T("");
	AcDbCurve* pCurve = NULL;

	int nLen = m_arCurvePtrs.length();
	for (int i = 0;i < nLen;i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		sCurve = _T("");
		BaseCurveDwgOutFields(pCurve,sCurve);

		if (!sCurve.IsEmpty())
			sScript += sCurve;
	}
	return true;
}

bool AecDb3dRoadAxisLine::SetFromString(LPCTSTR pszScript)
{
	AssertWriteEnabled();

	//[LINE...][ARC...][LINE...][ARC...]
	CString sScript = pszScript;
	if (sScript.IsEmpty())
		return false;

	CStringArray arSegs;
	CoreTools::SplitStrintToArray(pszScript,arSegs,_T(']'));

	FreeBuffer(0,m_arCurvePtrs);
	m_arCurvePtrs.removeAll();

	CString sSeg;
	for (int i = 0;i < arSegs.GetSize();i++)
	{
		sSeg = arSegs.GetAt(i);
		sSeg.TrimLeft(_T('['));

		AcDbCurve* pCurve = BaseCurveDwgInFields(sSeg);
		if (pCurve != NULL)
		{
			m_arCurvePtrs.append(pCurve);
		}
	}
	return !m_arCurvePtrs.isEmpty();
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setColorIndex(Adesk::UInt16 color, Adesk::Boolean doSubents /*= true*/)
{
	assertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pCurve->setColorIndex(color, doSubents);
	}
	return AcDbCurve::setColorIndex(color, doSubents);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setLayer(const ACHAR *newVal,Adesk::Boolean doSubents /*= true*/,bool allowHiddenLayer /*= false*/)
{
	assertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pCurve->setLayer(newVal, doSubents);
	}
	return AcDbCurve::setLayer(newVal, doSubents);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setLayer(AcDbObjectId newVal,Adesk::Boolean doSubents /*= true*/,bool allowHiddenLayer /*= false*/)
{
	assertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pCurve->setLayer(newVal, doSubents);
	}
	return AcDbCurve::setLayer(newVal, doSubents);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setLinetype(const ACHAR *newVal, Adesk::Boolean doSubents /*= true*/)
{
	assertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pCurve->setLinetype(newVal, doSubents);
	}
	return AcDbCurve::setLinetype(newVal, doSubents);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::setLinetype(AcDbObjectId newVal, Adesk::Boolean doSubents /*= true*/)
{
	assertWriteEnabled();

	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pCurve->setLinetype(newVal, doSubents);
	}
	return AcDbCurve::setLinetype(newVal, doSubents);
}

Acad::ErrorStatus AecDb3dRoadAxisLine::dwgInFields(AcDbDwgFiler* pFiler)
{
	AssertWriteEnabled();

	Acad::ErrorStatus es = Acad::eOk;
	if ( !pFiler->isKindOf(CMFCDbDwgFiler::desc()))
	{
		es = AecDbCurveBase::dwgInFields (pFiler) ;
		if ( es != Acad::eOk )
			return (es) ;
	}

	Adesk::UInt32 version = 0;
	if ((es = pFiler->readUInt32(&version)) != Acad::eOk)
		return (es);

	if (version > AecDb3dRoadAxisLine::kCurrentVersionNumber)
		return (Acad::eMakeMeProxy);

	FreeBuffer(0,m_arCurvePtrs);
	m_arCurvePtrs.removeAll();

	Adesk::UInt32 nLen = 0;
	pFiler->readUInt32(&nLen);

	TCHAR* pszClassName = NULL;
	AcDbCurve* pCurve = NULL;

	for (int i = 0;i < nLen;i++)
	{
		if ( !pFiler->isKindOf(CMFCDbDwgFiler::desc()))//CAD方式
		{
			if (version > 3)
			{
				pCurve = BaseCurveDwgInFields(pFiler);
				m_arCurvePtrs.append(pCurve);
			}
			else
			{
				pFiler->readString(&pszClassName);

				AcRxObject* pRx = acrxClassDictionary->at(pszClassName);
				if (pRx != NULL)
				{
					AcRxClass* pRxClass = (AcRxClass* )pRx;
					pCurve = (AcDbCurve*)pRxClass->create();

					es = pCurve->dwgInFields(pFiler);
				#ifndef ZWCAD
					pCurve->list();
				#endif
					m_arCurvePtrs.append(pCurve);//此处禁止调用AppendCurveSeg ，否则导致assertwrite出错
				}
			}
		}
		else
		{
			pCurve = BaseCurveDwgInFields(pFiler);
			m_arCurvePtrs.append(pCurve);//此处禁止调用AppendCurveSeg ，否则导致assertwrite出错
		}
	}
	pFiler->readInt16(&m_nInfActive);

	if ( version > 1)
	{
		pFiler->readPoint2d(&m_ptDR);
	}

	if (version > 2)
	{
		nLen = 0;
		pFiler->readUInt32(&nLen);

		m_arPathHds.RemoveAll();
		TCHAR *pszHd = NULL;

		for (int i = 0;i < nLen;i++)
		{
			pszHd = NULL;
			pFiler->readString(&pszHd);

			if (pszHd != NULL)
			{
				m_arPathHds.Add(pszHd);
			}
		}
	}

	return (pFiler->filerStatus());
}

Acad::ErrorStatus AecDb3dRoadAxisLine::BaseCurveDwgOutFields(AcDbCurve* pBaseCurve,CString& sCurve) const
{
	assertReadEnabled();

	if (pBaseCurve != NULL)
	{

		AcDbLine* pLine = AcDbLine::cast(pBaseCurve);
		if (pLine != NULL)
		{
			//[LINE:sta,end,normal]
			//[LINE:%g,%g,%g,%g,%g,%g,%g,%g,%g]

			AcGePoint3d ptSta = pLine->startPoint();
			AcGePoint3d ptEnd = pLine->endPoint();
			AcGeVector3d vtNorm = pLine->normal();

			sCurve.Format(_T("[LINE:%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f]"),ptSta.x,ptSta.y,ptSta.z,ptEnd.x,ptEnd.y,ptEnd.z,vtNorm.x,vtNorm.y,vtNorm.z);
			
			return Acad::eOk;
		}

		AcDbArc* pArc = AcDbArc::cast(pBaseCurve);
		if (pArc != NULL)
		{
			//[ARC:cen,rad,staa,enda,normal]
			//[ARC:%g,%g,%g,%g,%g,%g,%g,%g,%g]
			AcGePoint3d ptCen = pArc->center();
			AcGeVector3d vtNorm = pArc->normal();

			sCurve.Format(_T("[ARC:%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f,%.9f]"),ptCen.x,ptCen.y,ptCen.z,pArc->radius(),pArc->startAngle(),pArc->endAngle(),vtNorm.x,vtNorm.y,vtNorm.z);

			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::BaseCurveDwgOutFields(AcDbCurve* pBaseCurve,AcDbDwgFiler* pFiler) const
{
	assertReadEnabled();

	if (pBaseCurve != NULL)
	{
		LPCTSTR pszClass = pBaseCurve->isA()->name();
		pFiler->writeString(pszClass);

		AcDbLine* pLine = AcDbLine::cast(pBaseCurve);
		if (pLine != NULL)
		{
			pFiler->writePoint3d(pLine->startPoint());
			pFiler->writePoint3d(pLine->endPoint());
			pFiler->writeVector3d(pLine->normal());
			return Acad::eOk;
		}

		AcDbArc* pArc = AcDbArc::cast(pBaseCurve);
		if (pArc != NULL)
		{
			pFiler->writePoint3d(pArc->center());
			pFiler->writeDouble(pArc->radius());
			pFiler->writeDouble(pArc->startAngle());
			pFiler->writeDouble(pArc->endAngle());
			pFiler->writeVector3d(pArc->normal());
			return Acad::eOk;
		}
	}
	return Acad::eInvalidInput;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::dwgOutFields(AcDbDwgFiler* pFiler) const
{
	assertReadEnabled();
	
	//----- Save parent class information first.
	Acad::ErrorStatus es = Acad::eOk;
	if ( !pFiler->isKindOf(CMFCDbDwgFiler::desc()))
	{
		es = AecDbCurveBase::dwgOutFields (pFiler) ;
		if ( es != Acad::eOk )
			return (es) ;
	}

	if ((es = pFiler->writeUInt32(AecDb3dRoadAxisLine::kCurrentVersionNumber)) != Acad::eOk)
		return (es);

	Adesk::UInt32 nLen = m_arCurvePtrs.length();
	pFiler->writeUInt32(nLen);

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < nLen;i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		if ( !pFiler->isKindOf(CMFCDbDwgFiler::desc()))//CAD方式
		{
			pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

			if (AecDb3dRoadAxisLine::kCurrentVersionNumber > 3)
			{
				BaseCurveDwgOutFields(pCurve, pFiler);
			}
			else
			{
				pFiler->writeString(pCurve->isA()->name());
				es = pCurve->dwgOutFields(pFiler);
			}

		}
		else
		{
			BaseCurveDwgOutFields(pCurve,pFiler);
		}
	}

	pFiler->writeInt16(m_nInfActive);

	if (AecDb3dRoadAxisLine::kCurrentVersionNumber > 1)//新加
	{
		pFiler->writePoint2d(m_ptDR);
	}

	if (AecDb3dRoadAxisLine::kCurrentVersionNumber > 2)//新加
	{
		nLen = m_arPathHds.GetSize();
		pFiler->writeUInt32(nLen);

		CString sHd;
		for (int i = 0;i < nLen;i++)
		{
			sHd = m_arPathHds.GetAt(i);
			pFiler->writeString((const TCHAR *)sHd);
		}
	}

	return (pFiler->filerStatus());
}

Acad::ErrorStatus AecDb3dRoadAxisLine::dxfInFields(AcDbDxfFiler* pFiler)
{
	AssertWriteEnabled();

	//----- Read parent class information first.
	Acad::ErrorStatus es = AecDbCurveBase::dxfInFields(pFiler);
	if (es != Acad::eOk)
		return (es);

	//...不用实现

	return (pFiler->filerStatus());
}

Acad::ErrorStatus AecDb3dRoadAxisLine::dxfOutFields(AcDbDxfFiler* pFiler) const
{
	assertReadEnabled();
	//----- Save parent class information first.
	Acad::ErrorStatus es = AecDbCurveBase::dxfOutFields(pFiler);
	if (es != Acad::eOk)
		return (es);

	//...不用实现

	return (pFiler->filerStatus());
}

Acad::ErrorStatus AecDb3dRoadAxisLine::Draw2d(AcGiDraw &dc) const
{
	assertReadEnabled();

	AcDb::LineWeight lwBk = dc.GetLineWeight();
	double dLwbk = dc.GetLineWidth();

	AcGePoint2d ptDR;
	bool bHasRadio = ReadDandRatio(ptDR);
	if (bHasRadio)
	{
		dc.SetLineWeight(AcDb::kLnWt100);
		dc.SetLineWidth(AcDb::kLnWt100);
	}

	//图层
	AcDbObjectId idLay = dc.GetLayerId();
	dc.SetLayer(layerId());
	
	AcDbEntity* pEnt = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pEnt = (AcDbEntity*)m_arCurvePtrs.at(i);
		dc.DrawEntity(*pEnt);
	}

	dc.SetLineWeight(lwBk);
	dc.SetLineWidth(dLwbk);

	dc.SetLayer(idLay);

	return Acad::eOk;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::Draw3d(AcGiDraw &dc) const
{
	assertReadEnabled();

	AcGePoint2d ptDR(0, 0);
	bool bHasRadio = ReadDandRatio(ptDR);
	double dR = 0.5 * ptDR.x * ptDR.y;

	//if (!bHasRadio)
	{
		return Draw2d(dc);
	}

	//三维太慢
	//图层
	AcDbObjectId idLay = dc.GetLayerId();
	dc.SetLayer(layerId());
	int nCrBk = dc.GetColor();
	dc.SetColor(colorIndex());

	if (Has3DBuffer())
	{
		AcDbEntity *pEnt = NULL;
		const AcDbVoidPtrArray &ar3D = Get3DBuffer();
		for (int i = 0; i < ar3D.length(); i++)
		{
			pEnt = (AcDbEntity *)ar3D.at(i);
			dc.SetColor(pEnt->colorIndex());
			dc.DrawEntity(*pEnt);
		}

		dc.SetLayer(idLay);
		dc.SetColor(nCrBk);
		return Acad::eOk;
	}

	AcDbCurve *pCurve = NULL;
	AcDbEntity* p3dEnt = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		
		p3dEnt = dc.DrawPipe(pCurve, dR);
		if (p3dEnt != NULL)
		{
			Add3DBuffer(p3dEnt);
		}
	}

	dc.SetLayer(idLay);
	return Acad::eOk;
}

AcDbArc* MakeLineLineTangentArc(AcDbLine* pLineL,AcDbLine* pLineN,const AcGePoint3d& ptConnect,double dR)
{
	if (pLineL == NULL || pLineN == NULL)
		return NULL;

	AcGePoint3d ptSta1,ptEnd1;
	AcGePoint3d ptSta2,ptEnd2;

	pLineL->getStartPoint(ptSta1);
	pLineL->getEndPoint(ptEnd1);

	pLineN->getStartPoint(ptSta2);
	pLineN->getEndPoint(ptEnd2);

	KTTempTol tol(1.e-6);


	AcGeVector3d vt1;
	if (ptConnect.distanceTo(ptSta1) < 1.e-2)
	{
		vt1 = ptEnd1 - ptConnect;
	}
	else
	{
		vt1 = ptSta1 - ptConnect;
	}

	AcGeVector3d vt2;
	if (ptConnect.distanceTo(ptSta2) < 1.e-2)
	{
		vt2 = ptEnd2 - ptConnect;
	}
	else
	{
		vt2 = ptSta2 - ptConnect;
	}

	vt1.normalize();
	vt2.normalize();

	AcGeVector3d vt3 = vt1 + vt2;
	vt3.normalize();

	double dAngle = vt3.angleTo(vt1);
	double dL = dR / fabs(sin(dAngle));
	vt3 *= dL;

	AcGePoint3d ptCen = ptConnect + vt3;
	
	AcGePoint3d ptOn1,ptOn2,ptMid;
	pLineL->getClosestPointTo(ptCen,ptOn1,Adesk::kTrue);
	pLineN->getClosestPointTo(ptCen,ptOn2,Adesk::kTrue);

	AcGeVector3d vtT1 = ptOn1 - pLineL->startPoint();
	vtT1.normalize();
	AcGeVector3d vtT2 = ptOn1 - pLineL->endPoint();
	vtT2.normalize();

	vtT1 = ptOn2 - pLineN->startPoint();
	vtT1.normalize();
	vtT2 = ptOn2 - pLineN->endPoint();
	vtT2.normalize();

	vt3.normalize();
	ptMid = ptCen - vt3 * dR;

	double dPar = 0.0;
	if ( Acad::eOk == pLineL->getParamAtPoint(ptOn1,dPar) &&
		 Acad::eOk == pLineN->getParamAtPoint(ptOn2,dPar))//必须在直线上,否则异形了
	{
		AcDbArc* pArcNew = FormatArc(ptOn1,ptMid,ptOn2);
		if (pArcNew != NULL)
		{
			//修改直线段
			AcGePoint3dArray arPts1;
			arPts1.append(pLineL->startPoint());
			arPts1.append(pLineL->endPoint());
			arPts1.append(ptOn1);
			int nPos1 = arPts1.find(ptConnect);
			if (nPos1 != -1)
			{
				arPts1.removeAt(nPos1);
			}

			//修改直线段
			AcGePoint3dArray arPts2;
			arPts2.append(pLineN->startPoint());
			arPts2.append(pLineN->endPoint());
			arPts2.append(ptOn2);
			int nPos2 = arPts2.find(ptConnect);
			if (nPos2 != -1)
			{
				arPts2.removeAt(nPos2);
			}

			if (arPts1.length() == 2 && arPts2.length() == 2)
			{
				pLineL->setStartPoint(arPts1.first());
				pLineL->setEndPoint(arPts1.last());

				pLineN->setStartPoint(arPts2.first());
				pLineN->setEndPoint(arPts2.last());

				return pArcNew;
			}
			delete pArcNew;
		}
	}
	return NULL;
}

bool CalCenPointByOffset(AcDbLine* pLine,AcDbArc* pArc,double dR,AcGePoint3d& ptCen,bool bExtendLine = false)
{
	if (pLine == NULL || pArc == NULL)
		return false;

	double dR1 = pArc->radius();
	if (dR1 - dR < 1.e-10)//必须比dR大,才能偏移
		return false;

	AcDbVoidPtrArray arOffsetL;
	pLine->getOffsetCurves(dR,arOffsetL);
	pLine->getOffsetCurves(-dR,arOffsetL);

	AcDbArc* pArc1 = (AcDbArc*)pArc->clone();
	pArc1->setRadius(dR1 - dR);

	AcDbArc* pArc2 = (AcDbArc*)pArc->clone();
	pArc2->setRadius(dR + dR1);

	AcDbVoidPtrArray arOffsetR;
	arOffsetR.append(pArc1);
	arOffsetR.append(pArc2);

	AcDbEntity* pEnt1 = NULL;
	AcDbEntity* pEnt2 = NULL;
	AcGePoint3dArray arPts;

	for (int i = 0;i < arOffsetL.length();i++)
	{
		pEnt1 = (AcDbEntity*)arOffsetL.at(i); 
		for (int j = 0;j < arOffsetR.length();j++)
		{
			pEnt2 = (AcDbEntity*)arOffsetR.at(j);

			pEnt1->intersectWith(pEnt2,bExtendLine ? AcDb::kExtendThis : AcDb::kOnBothOperands,arPts);
			if (!arPts.isEmpty())
			{
				ptCen = arPts.first();
				FreeBuffer(0,arOffsetL);
				FreeBuffer(0,arOffsetR);
				return true;
			}
		}
	}
	FreeBuffer(0,arOffsetL);
	FreeBuffer(0,arOffsetR);
	return false;
}

bool ModifyArc(AcDbArc* pArcNew,AcGePoint3d& ptBreak,const AcGePoint3d& ptOnRemove)
{
	if (pArcNew == NULL)
		return false;

	AcGePoint3dArray arPts;
	arPts.append(ptBreak);

	AcDbVoidPtrArray arCurPtrs;
	pArcNew->getSplitCurves(arPts,arCurPtrs);

	double dPara = 0.0;
	AcDbArc* pArc = NULL;
	for (int i = 0;i < arCurPtrs.length();i++)
	{
		pArc = (AcDbArc*)arCurPtrs.at(i);
		if (Acad::eOk == pArc->getParamAtPoint(ptOnRemove,dPara))
		{
			pArcNew->setStartAngle(pArc->startAngle());
			pArcNew->setEndAngle(pArc->endAngle());
			arCurPtrs.removeAt(i);
			FreeBuffer(0,arCurPtrs);
			return true;
		}
	}
	return false;
}

AcDbArc*AecDb3dRoadAxisLine::FilletLineAndArc(AcDbLine* pLineL,AcDbArc* pArcN,const AcGePoint3d& ptConnect,double dR)
{
	AcGeVector3d vt1 = pLineL->endPoint() - pLineL->startPoint();
	AcGeVector3d vtNOrm = pArcN->normal();

	if (vt1.isPerpendicularTo(vtNOrm))
	{
		//偏移求交法求圆心
		AcGePoint3d ptCen;
		if (CalCenPointByOffset(pLineL,pArcN,dR,ptCen))
		{
			AcGePoint3d ptOn1,ptOn2,ptMid;
			pLineL->getClosestPointTo(ptCen,ptOn1,Adesk::kTrue);
			pArcN->getClosestPointTo(ptCen,ptOn2,Adesk::kTrue);

			double dPa = 0.0;
			if ( Acad::eOk == pLineL->getParamAtPoint(ptOn1,dPa) &&
				Acad::eOk == pArcN->getParamAtPoint(ptOn2,dPa))//必须在线上,否则异形了
			{
				AcGeVector3d vt1 = ptOn1 - ptCen;
				AcGeVector3d vt2 = ptOn2 - ptCen;
				vt1.normalize();vt2.normalize();
				AcGeVector3d vt3 = vt1 + vt2;
				vt3.normalize();
				ptMid = ptCen + vt3 * dR;

				AcDbArc* pArcNew = FormatArc(ptOn1,ptMid,ptOn2);
				if (pArcNew != NULL)
				{
					//修改直线段
					AcGePoint3dArray arPts1;
					arPts1.append(pLineL->startPoint());
					arPts1.append(pLineL->endPoint());
					arPts1.append(ptOn1);
					int nPos1 = arPts1.find(ptConnect);
					if (nPos1 != -1)
					{
						arPts1.removeAt(nPos1);
					}

					//修改圆弧
					if ( ModifyArc(pArcNew,ptOn2,ptConnect) )
					{
						if (arPts1.length() == 2)
						{
							pLineL->setStartPoint(arPts1.first());
							pLineL->setEndPoint(arPts1.last());

							return pArcNew;
						}
					}
				}
			}
		}
	}
	else//斜交,不共面
	{
		
	}
	return NULL;
}

AcDbArc* AecDb3dRoadAxisLine::FilletLineAndLine(AcDbCurve* pCurveLast,AcDbCurve* pCurveNext,double dD,double dRatio)
{
	if (pCurveLast == NULL)
		return NULL;
	if (pCurveNext == NULL)
		return NULL;

	double dR = dD * 0.5 * dRatio;//切线弧的半径
	AcDbArc* pArc = NULL;

	AcDbLine* pLnLast = AcDbLine::cast(pCurveLast);
	AcDbLine* pLnNext = AcDbLine::cast(pCurveNext);
	//前后都是直线的情况
	if (pLnLast != NULL && pLnNext != NULL)
	{
		AcGePoint3dArray arPts;
		pLnLast->intersectWith(pLnNext,AcDb::kExtendBoth,arPts);

		if (!arPts.isEmpty())
		{
			AcGePoint3d ptInt = arPts.first();

			AcGeVector3d vtLast = MidPoint(pLnLast->startPoint(), pLnLast->endPoint()) - ptInt;
			AcGeVector3d vtNext = MidPoint(pLnNext->startPoint(), pLnNext->endPoint()) - ptInt;
			vtLast.normalize();
			vtNext.normalize();

			AcGeVector3d vtHalf = vtLast + vtNext;
			
			AcGeVector3d vtRL = vtHalf.orthoProject(vtLast);
			AcGeVector3d vtRR = vtHalf.orthoProject(vtNext);

			vtRL.normalize();
			vtRR.normalize();

			vtRL *= dR;
			vtRR *= dR;
			
			AcDbLine lnL(pLnLast->startPoint() + vtRL,pLnLast->endPoint() + vtRL);
			AcDbLine lnR(pLnNext->startPoint() + vtRR,pLnNext->endPoint() + vtRR);

			arPts.removeAll();
			lnL.intersectWith(&lnR,AcDb::kExtendBoth,arPts);

			if (!arPts.isEmpty())
			{
				AcGePoint3d ptCen = arPts.first();

				vtHalf = ptCen - ptInt;
				vtLast = vtHalf - vtRL;
				vtNext = vtHalf - vtRR;

				AcGePoint3d pt1 = ptInt + vtLast;
				AcGePoint3d pt2 = ptInt + vtNext;

				vtHalf.normalize();
				vtHalf.negate();
				vtHalf *= dR;
				AcGePoint3d ptMid = ptCen + vtHalf;

				pArc = FormatArc(pt1,ptMid,pt2);

				double dDis1 = pLnLast->startPoint().distanceTo(ptInt);
				double dDis2 = pLnLast->endPoint().distanceTo(ptInt);
				if (dDis1 < dDis2)
				{
					pLnLast->setStartPoint(pt1);
				}
				else
				{
					pLnLast->setEndPoint(pt1);
				}

				dDis1 = pLnNext->startPoint().distanceTo(ptInt);
				dDis2 = pLnNext->endPoint().distanceTo(ptInt);
				if (dDis1 < dDis2)
				{
					pLnNext->setStartPoint(pt2);
				}
				else
				{
					pLnNext->setEndPoint(pt2);
				}
			}
		}
	}
	else
	{
		AcDbArc *pArcLast = AcDbArc::cast(pCurveLast);
		AcDbLine *pLnNext = AcDbLine::cast(pCurveNext);
		if (pArcLast != NULL && pLnNext != NULL)
		{
			//求切
			pArc = TangentLnAndArc(pLnNext, pArcLast,dR);
		}

		AcDbArc* pArcNext = AcDbArc::cast(pCurveNext);
		if (pLnLast != NULL && pArcNext != NULL)
		{
			//求切
			pArc = TangentLnAndArc(pLnLast, pArcNext,dR);
		}

		if (pArcLast != NULL && pArcNext != NULL)
		{
			//求切
			TangentArcAndArc(pArcLast, pArcNext, dR);
		}
	}
	return pArc;
}

bool AecDb3dRoadAxisLine::Create3dRoadAxisLine(double dD,double dRatio)
{
	AssertWriteEnabled();

	AcGePoint2d pt2d;
	bool bHasRatio = ReadDandRatio(pt2d);

	SaveDandRatio(dD, dRatio);
	bHasRatio = false;//2024-3-14

	AcDbArc* pArc = NULL;
	AcDbCurve* pCurveLast = NULL;
	AcDbCurve* pCurveNext = NULL;

	AcDbCurve *pCurve = NULL;
	AcDbLine *pLn = NULL;
	double dR = 0.0;
	bool bRemoveOk = false;

	AcDbVoidPtrArray arCurNewPtrs,arLinePtrs,arRemove;

	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);
		pLn = AcDbLine::cast(pCurve);
		if (pLn != NULL)
		{
			arLinePtrs.append(pCurve);
		}
		else
		{
			bRemoveOk = false;
			if (bHasRatio)
			{
				AcDbArc *pArc = AcDbArc::cast(pCurve);
				if (pArc != NULL)
				{
					dR = pArc->radius();
					if (fabs(dR - 0.5 * pt2d.x * pt2d.y) < 1.e-3)
					{
						//去除
						bRemoveOk = true;
					}
					else
					{
						arLinePtrs.append(pCurve);
						
					}
				}
			}
			else
			{
				AcDbArc *pArc = AcDbArc::cast(pCurve);
				if (pArc != NULL)
				{
					dR = pArc->radius();
					if (dR > 0.5 * dD * dRatio)
					{
						arLinePtrs.append(pCurve);
					}
					else
					{
						bRemoveOk = true;
					}
				}
			}

			if (bRemoveOk) arRemove.append(pCurve);
		}
	}

	for (int i = 0;i < arLinePtrs.length() - 1;i++)
	{
		pCurveLast = (AcDbCurve* )arLinePtrs.at(i);
		pCurveNext = (AcDbCurve* )arLinePtrs.at(i+1);
		
		pArc = FilletLineAndLine(pCurveLast,pCurveNext,dD,dRatio);
		if (pArc != NULL)
		{
			arCurNewPtrs.append(pCurveLast);
			arCurNewPtrs.append(pArc);
		}
		else
		{
			arCurNewPtrs.append(pCurveLast);
		}
	}

	if (pCurveNext != NULL)
	arCurNewPtrs.append(pCurveNext);

	if (!arCurNewPtrs.isEmpty())
	{
		m_arCurvePtrs.removeAll();
		FreeBuffer(0, arRemove);
		m_arCurvePtrs.append(arCurNewPtrs);
		return true;
	}

	return false;
}

//拟合
bool AecDb3dRoadAxisLine::Create3dRoadAxisLine(double dD,double dRatio,const AcGePoint3dArray& arPts)
{
	AssertWriteEnabled();

	if (arPts.length() < 2)
		return false;

	AcGeVector3d vt1,vt2,vtMaj,vtMin;
	AcGePoint3d pt1,pt2,pt3,ptFr;

	double dSweepAng = 0.0;
	double dR = dD * dRatio;

	AcDbLine* pLn = NULL;
	AcDbVoidPtrArray arLnPtrs;
	for (int i = 0;i < arPts.length() - 1;i++)
	{
		pt1 = arPts.at(i);
		pt2 = arPts.at(i + 1);

		pLn = new AcDbLine;
		pLn->setStartPoint(pt1);
		pLn->setEndPoint(pt2);
		arLnPtrs.append(pLn);
	}

	double dSweepAngle = 0.0,dSta = 0.0,dEnd = 0.0;
	AcDbVoidPtrArray arCurPtrs;
	AcGeVector3d vtSta,vtEnd;
	AcGePoint3d ptSta,ptEnd,ptMid;

	AecInterface inf1,inf2;
	AecInterface inf3,inf4;

	AcDbLine* pPipe1 = NULL,*pPipe2 = NULL;
	for (int i = 0;i < arLnPtrs.length() - 1;i++)
	{
		pPipe1 = (AcDbLine*)arLnPtrs.at(i);
		pPipe2 = (AcDbLine*)arLnPtrs.at(i + 1);

		arCurPtrs.append(pPipe1);

		inf1.ptPos = pPipe1->endPoint();
		inf1.vtDir = pPipe1->endPoint() - pPipe1->startPoint();

		inf2.ptPos = pPipe2->startPoint();
		inf2.vtDir = pPipe2->startPoint() - pPipe2->endPoint();

		if (!inf1.vtDir.isParallelTo(inf2.vtDir))//不平行
		{
			vtMaj = inf1.vtDir;
			vtMin = inf2.vtDir;
			vtMin.negate();

			ptMid = inf1.ptPos;
			AcGePoint3dArray arPtInts;
			pPipe1->intersectWith(pPipe2,AcDb::kExtendBoth,arPtInts);
		
			if (!arPtInts.isEmpty())
			{
				ptMid = arPtInts.first();
			}

			dSweepAngle = vtMin.angleTo(vtMaj);

			AcDbArc* pArcElbow = KTCADUtilityEx::FormatArc(vtMaj, vtMin, ptMid, ptFr, dSweepAngle, dD, dRatio);
			if (pArcElbow != NULL)//可以合成ARC
			{
				pArcElbow->getStartParam(dSta);
				pArcElbow->getEndParam(dEnd);
				
				pArcElbow->getFirstDeriv(dSta,vtSta);
				pArcElbow->getFirstDeriv(dEnd,vtEnd);

				pArcElbow->getStartPoint(ptSta);
				pArcElbow->getEndPoint(ptEnd);

				if (vtSta.isParallelTo(inf1.vtDir))
				{
					pPipe1->setEndPoint(ptSta);
				}
				if (vtEnd.isParallelTo(inf1.vtDir))
				{
					pPipe1->setEndPoint(ptEnd);
				}
				if (vtSta.isParallelTo(inf2.vtDir))
				{
					pPipe2->setStartPoint(ptSta);
				}
				if (vtEnd.isParallelTo(inf2.vtDir))
				{
					pPipe2->setStartPoint(ptEnd);
				}
				arCurPtrs.append(pArcElbow);
			}
		}
		else//平行
		{
			//...
		}
	}

	if (!arLnPtrs.isEmpty())
	{
		arCurPtrs.append(arLnPtrs.last());
	}

	FreeBuffer(0,m_arCurvePtrs);

	//AcAxDocLock lock;
	AcDbCurve* pCurveTmp = NULL;
	for (int k = 0;k < arCurPtrs.length();k++)
	{
		pCurveTmp = (AcDbCurve*)arCurPtrs.at(k);

		pCurveTmp->getStartPoint(ptSta);
		pCurveTmp->getEndPoint(ptEnd);

		//添加并首尾排序
		AppendCurveSeg(pCurveTmp);

		DELETE_PTR(pCurveTmp);
		//m_arCurvePtrs.append(pCurveTmp);
		//pCurve->setColorIndex(kRed);
		//AddToModelSpace(pCurve);
	}

	SaveDandRatio(dD, dRatio);

	return GetCurveSegCount() > 0 ? true : false;
}

bool AecDb3dRoadAxisLine::SplitToLineSegs(const AcDbCurve* pCurve,int nSegs,AcDbVoidPtrArray& arLnPtrs,const AcGePoint3d& ptLast) const
{
	if (pCurve == NULL)
		return false;

	int nPoints = nSegs + 1;
	double dSta = 0.0,dEnd = 0.0;
	pCurve->getStartParam(dSta);
	pCurve->getEndParam(dEnd);

	AcGePoint3d ptOn,pt2;
	AcGePoint3dArray arPts;

	double dStep = (dEnd - dSta) / nSegs;

	for (int i = 0;i < nPoints;i++ )
	{
		pCurve->getPointAtParam(dSta + dStep * i,ptOn);
		arPts.append(ptOn);
	}

	if (ptLast.distanceTo(arPts.first()) > 1.e-1)
	{
		arPts.reverse();
	}

	AcDbLine* pLn = NULL;
	for (int k = 0;k < arPts.length() - 1;k++)
	{
		pLn = new AcDbLine(arPts.at(k),arPts.at(k+1));
		arLnPtrs.append(pLn);
	}
	return true;
}

AecDb3dRoadAxisLine*  AecDb3dRoadAxisLine::GetFittedRoadAxisLine(double dD,double dRatio) const
{
	assertReadEnabled();

	AcDbVoidPtrArray arCurNewPtrs;

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		arCurNewPtrs.append((AcDbCurve*)pCurve->clone());
	}

	if (arCurNewPtrs.length() == 1)
	{
		AecDb3dRoadAxisLine* pRoadAx = new AecDb3dRoadAxisLine;
		pRoadAx->m_arCurvePtrs.append(arCurNewPtrs);
		pRoadAx->SaveDandRatio(dD, dRatio);

		return pRoadAx;
	}

	AcDbArc* pArc = NULL;
	AcDbCurve* pCurveL = NULL;
	AcDbCurve* pCurveN = NULL;

	AcDbVoidPtrArray arCurNewPtrs2;
	for (int i = 0;i < arCurNewPtrs.length() - 1;i++)
	{
		pCurveL = (AcDbCurve*)arCurNewPtrs.at(i);
		pCurveN = (AcDbCurve*)arCurNewPtrs.at(i+1);

		pArc = AecDb3dRoadAxisLine::FilletLineAndLine(pCurveL,pCurveN,dD,dRatio);
		if (pArc != NULL)
		{
			arCurNewPtrs2.append(pCurveL);
			arCurNewPtrs2.append(pArc);
		}
		else
		{
			arCurNewPtrs2.append(pCurveL);
		}
	}
	if (pCurveN != NULL)
		arCurNewPtrs2.append(pCurveN);

	AecDb3dRoadAxisLine* pRoadAx = new AecDb3dRoadAxisLine;
	pRoadAx->m_arCurvePtrs.append(arCurNewPtrs2);

	AcGePoint2d pt;
	ReadDandRatio(pt);
	pRoadAx->SaveDandRatio(pt.x,pt.y);

	return pRoadAx;
}

bool AecDb3dRoadAxisLine::GetReferLineSegPoints(AcGePoint3dArray& arPts, bool bArcFit/* = true*/) const
{
	assertReadEnabled();

	AcGePoint3d ptSta,ptEnd;
	getStartPoint(ptSta);
	arPts.append(ptSta);

	AcDbVoidPtrArray arLnPtrsAll;

	AcDbCurve* pLastLn = NULL;
	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		AcDbLine* pLine = AcDbLine::cast(pCurve);
		if (pLine != NULL)
		{
			if (pLastLn == NULL)
			{
				pLastLn = pLine;
			}
			else
			{
				AcGePoint3dArray arPts2;
				pLine->intersectWith(pLastLn,AcDb::kExtendBoth,arPts2);

				if (!arPts2.isEmpty())
				{
					arPts.append(arPts2.first());
				}
				pLastLn = pLine;
			}
		}

		AcDbArc* pArc = AcDbArc::cast(pCurve);
		if (pArc != NULL)//圆弧分成n段
		{
			if (bArcFit)
			{
				//10米一个段
				double dLen = fabs((pArc->endAngle() - pArc->startAngle()) * pArc->radius());
				int nSegs = (int)(dLen / 10.0 + 0.5);
				if (nSegs < 1)
					nSegs = 2;

				AcDbVoidPtrArray arLnPtrs;
				SplitToLineSegs(pArc,nSegs,arLnPtrs,arPts.last());

				for (int k = 0;k < arLnPtrs.length();k++)
				{
					pCurve = (AcDbCurve*)arLnPtrs.at(k);
					pLine = AcDbLine::cast(pCurve);

					if (pLine != NULL)
					{
						if (pLastLn == NULL)
						{
							pLastLn = pLine;
						}
						else
						{
							AcGePoint3dArray arPts2;
							pLine->intersectWith(pLastLn,AcDb::kExtendBoth,arPts2);

							if (!arPts2.isEmpty())
							{
								arPts.append(arPts2.first());
							}
							pLastLn = pLine;
						}
					}
				}

				if (!arLnPtrs.isEmpty())
				{
					arLnPtrsAll.append(arLnPtrs);
				}
			}
			else //不拟合,取拐点
			{
				//...
			}
		}
	}

	getEndPoint(ptEnd);
	arPts.append(ptEnd);

	return !arPts.isEmpty();
}

bool AecDb3dRoadAxisLine::SaveDandRatio(double dD,double dRatio)
{
	AssertWriteEnabled();
	m_ptDR.set(dD, dRatio);

	struct resbuf* pRb = NULL,*pTempNext = NULL;
	struct resbuf* pTemp = NULL;
	pTemp = acutNewRb(AcDb::kDxfRegAppName);
	acutNewString(_T("RATIO"),pTemp->resval.rstring);
	pRb = pTemp;

	pTempNext = acutNewRb(AcDb::kDxfXdReal);
	pTempNext->resval.rreal = dD;
	pTempNext->rbnext = NULL;
	pTemp->rbnext = pTempNext;
	pTemp = pTempNext;
	pTempNext = NULL;

	pTempNext = acutNewRb(AcDb::kDxfXdReal);
	pTempNext->resval.rreal = dRatio;
	pTempNext->rbnext = NULL;
	pTemp->rbnext = pTempNext;
	pTemp = pTempNext;
	pTempNext = NULL;

	// 扩展数据
	struct resbuf* pTmpRb = xData(_T("RATIO"));
	if (pTmpRb != NULL)
	{
		//存在清空
		struct resbuf* pTmp = acutNewRb(AcDb::kDxfRegAppName);
		pTmp->rbnext = NULL;
		acutNewString(_T("RATIO"),pTmp->resval.rstring);
		setXData(pTmp);
		acutRelRb(pTmpRb);
		acutRelRb(pTmp);
	}

	// 注册扩展数据链表
	acdbRegApp(_T("RATIO"));	
	Acad::ErrorStatus es = setXData(pRb);
	acutRelRb(pRb);
	return (es == Acad::eOk);
}

bool AecDb3dRoadAxisLine::ReadDandRatio(AcGePoint2d& ptDRatio) const
{
	assertReadEnabled();

	ptDRatio = m_ptDR;
	if (ptDRatio.x < 1.e-1 || ptDRatio.y < 1.e-1)
	{
		// 扩展数据
		struct resbuf* pTmpRb = xData(_T("RATIO"));
		if (pTmpRb != NULL)
		{
			struct resbuf* pTmp = pTmpRb;
			struct resbuf* pTmpRadio = NULL;

			while(pTmp != NULL)
			{
				if (pTmp->restype == AcDb::kDxfXdReal)//
				{
					ptDRatio.x = pTmp->resval.rreal;

					pTmpRadio = pTmp->rbnext;
					if (pTmpRadio != NULL && pTmpRadio->restype == AcDb::kDxfXdReal)
					{
						ptDRatio.y = pTmpRadio->resval.rreal;

						acutRelRb(pTmpRb);
						break;
					}
				}
				pTmp = pTmp->rbnext;
			}
		}
	}
	
	if (ptDRatio.x > 1.e-1 && ptDRatio.y > 1.e-1)
		return true;

	return false;
}

bool AecDb3dRoadAxisLine::ReCreate3dRoadAxisLine(double dD,double dRatio)
{
	AssertWriteEnabled();

	if (dRatio > 1.e-3 && dD > 1.e-2)
	{
		AcGePoint3dArray arPts;
		GetReferLineSegPoints(arPts);

		return Create3dRoadAxisLine(dD,dRatio,arPts);
	}
	return false;
}

Acad::ErrorStatus AecDb3dRoadAxisLine::subGetOsnapPoints( AcDb::OsnapMode     osnapMode,
														  INT_PTR             gsSelectionMark,
														  const AcGePoint3d&  pickPoint,
														  const AcGePoint3d&  lastPoint,
														  const AcGeMatrix3d& viewXform,
														  AcGePoint3dArray&   snapPoints,
														  AcDbIntArray&       geomIds) const
{
	assertReadEnabled();

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		pCurve->getOsnapPoints(osnapMode,gsSelectionMark,pickPoint,lastPoint,viewXform,snapPoints,geomIds);
	}
	return Acad::eOk;
}

int GetSamplePointLines(AcDbCurve* pCrv, AcDbVoidPtrArray& arpResult)
{
	double dSta = 0.0, dEnd = 0.0,dLen = 0.0;
	AcGePoint3dArray arPoints;
	pCrv->getStartParam(dSta);
	pCrv->getEndParam(dEnd);
	pCrv->getDistAtParam(dEnd,dLen);

	int nSegCount = 20;
	struct resbuf rb;
	acedGetVar(_T("INSUNITS"), &rb);
	if (rb.resval.rint == AcDb::kUnitsMeters) //当前图是米制
	{
		nSegCount = (int)(dLen / 1.0 + 0.5);//1米每段
		if (nSegCount <= 1)
		{
			nSegCount = 2;
		}
	}

	double dStep = (dEnd - dSta) / nSegCount;

	AcGePoint3d ptGeT;
	for (int i = 0; i <= nSegCount; i++)
	{
		if ( Acad::eOk == pCrv->getPointAtParam(dSta + i * dStep, ptGeT) )
		{
			arPoints.append(ptGeT);
		}
	}

	AcDbLine* pLn = NULL;
	for (int i = 0;i < arPoints.length() - 1;i++)
	{
		pLn = new AcDbLine(arPoints.at(i),arPoints.at(i+1));
		arpResult.append(pLn);
	}
	return arpResult.length();
}

AcDbCurve* AecDb3dRoadAxisLine::GetBaseCurve(bool bOrthoProjectToXY) const
{
	assertReadEnabled();

	AcDbCurve* pBaseCurve = NULL;
	AcDbCurve* pCurve = NULL,*pProjXY = NULL;
	AcDbVoidPtrArray arCurPtrs,arpResult;

	if (bOrthoProjectToXY)
	{
		for (int i = 0;i < GetCurveSegCount();i++)
		{
			pCurve = GetCurveSeg(i);
			if (pCurve != NULL)
			{
				if ( Acad::eOk != pCurve->explode(arCurPtrs) )
				{
					arCurPtrs.append((AcDbCurve*)pCurve->clone());
				}
			}
		}

		AcDbLine* pLn = NULL;
		AcDbArc* pArc = NULL;
		AcGePoint3d ptCen;

		for (int i = 0;i < arCurPtrs.length();i++)
		{
			pCurve = (AcDbCurve*)arCurPtrs.at(i);
			//acutPrintf(_T("\nes = %s"),pCurve->isA()->name());

			pLn = AcDbLine::cast(pCurve);
			if (pLn != NULL)
			{
				pLn->setNormal(AcGeVector3d::kZAxis);
			}

			pArc = AcDbArc::cast(pCurve);
			if (pArc != NULL)
			{
				AcGeVector3d vt = pArc->normal();
				AcGeLine3d lnSeg;
				lnSeg.set(AcGePoint3d::kOrigin,vt);
				if (AcGePlane::kXYPlane.isParallelTo(lnSeg) )//投影为直线
				{
					AcGePoint3d ptSta,ptEnd;
					pArc->getStartPoint(ptSta);
					pArc->getEndPoint(ptEnd);
					pLn = new AcDbLine(ptSta,ptEnd);
					pLn->setNormal(AcGeVector3d::kZAxis);
					arCurPtrs.setAt(i,pLn);
					delete pCurve;
					pCurve = pLn;
				}
				else if (AcGePlane::kXYPlane.isPerpendicularTo(lnSeg))
				{
					//投影为圆弧
					AcDbArc* pArcCln = (AcDbArc*)pArc->clone();
					ptCen = pArcCln->center();
					ptCen.z = 0.0;
					pArcCln->setCenter(ptCen);
					arpResult.append(pArcCln);
					continue;
				}
			}

			pProjXY = NULL;
			Acad::ErrorStatus es = pCurve->getOrthoProjectedCurve(AcGePlane::kXYPlane,pProjXY);
			
			//acutPrintf(_T("\nes = %s"),pProjXY->isA()->name());
			if ( pProjXY != NULL)
			{
				if (pProjXY->isKindOf(AcDbLine::desc()) ||
					pProjXY->isKindOf(AcDbArc::desc()))
				{
					arpResult.append(pProjXY);
				}
				else
				{
					//分化为n段
					GetSamplePointLines(pProjXY,arpResult);
					delete pProjXY;
					pProjXY = NULL;
				}
			}
		}

		FreeBuffer(0,arCurPtrs);
		arCurPtrs.removeAll();		
		pBaseCurve = KTCADUtilityEx::ConvertBoundCurve(arpResult, arCurPtrs);
	}
	else//不投影,不确定能否合成其他面的多义线
	{
		for (int i = 0;i < GetCurveSegCount();i++)
		{
			pCurve = GetCurveSeg(i);
			if (pCurve != NULL)
			{
				arCurPtrs.append((AcDbCurve*)pCurve->clone());
			}
		}
		pBaseCurve = KTCADUtilityEx::ConvertBoundCurve(arCurPtrs, arpResult);
	}
	return pBaseCurve;
}

AcDbCurve* AecDb3dRoadAxisLine::GetCurveByDist(const double &dist) const
{
	AcGePoint3d pt(AcGePoint3d::kOrigin);
	double len(.0), d;
	for (int i = 0; i < m_arCurvePtrs.length(); ++i)
	{
		AcDbCurve *pCurve = (AcDbCurve*)m_arCurvePtrs[i];
		if (!pCurve) continue;
		if (Acad::eOk != pCurve->getEndPoint(pt)) continue;
		if (Acad::eOk != pCurve->getDistAtPoint(pt, d)) continue;

		len += d;

		if (len >= dist) return pCurve;
	}
	return NULL;
}

AcDbCurve* AecDb3dRoadAxisLine::GetCurveByPoint(const AcGePoint3d &pt) const
{
	for (int i = 0; i < m_arCurvePtrs.length(); ++i)
	{
		AcDbCurve *pCurve((AcDbCurve*)m_arCurvePtrs[i]);
		if (!pCurve) continue;

		AcGePoint3d ptOn;
		pCurve->getClosestPointTo(pt,ptOn,Adesk::kTrue);

		double dOn = 0.0;
		if (Acad::eOk == pCurve->getParamAtPoint(ptOn,dOn))
		{
			return pCurve;
		}
	}
	return NULL;
}

bool AecDb3dRoadAxisLine::IsSubTangentContinue() const
{
	//获取曲线的序
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);
	if (arCurveDir.length() != m_arCurvePtrs.length())
		return false;

	KTTempTol tol(1.e-6);

	AcGeVector3d vtPre,vtNxt;
	double dPre = 0.0,dNxt = 0.0;
	AcDbCurve* pCurvePre = NULL;
	AcDbCurve* pCurveNxt = NULL;
	for (int i = 0;i < m_arCurvePtrs.length() - 1;i++)
	{
		pCurvePre = (AcDbCurve*)m_arCurvePtrs.at(i);
		pCurveNxt = (AcDbCurve*)m_arCurvePtrs.at(i+1);

		CurveDir& cDirPre = arCurveDir.at(i);
		CurveDir& cDirNxt = arCurveDir.at(i+1);
		
		if (cDirPre.bDir)
		{
			pCurvePre->getEndParam(dPre);
		}
		else
		{
			pCurvePre->getStartParam(dPre);
		}

		if (cDirNxt.bDir)
		{
			pCurveNxt->getStartParam(dNxt);
		}
		else
		{
			pCurveNxt->getEndParam(dNxt);
		}

		pCurvePre->getFirstDeriv(dPre,vtPre);
		pCurveNxt->getFirstDeriv(dNxt,vtNxt);

		if (!vtPre.isParallelTo(vtNxt))
		{
			return false;
		}
	}
	return true;
}

//尝试转成2d polyline
AcDbPolyline* AecDb3dRoadAxisLine::ConvertTo2dPline() const
{
	assertReadEnabled();

	double dLen = 0.0,dLenT = 0.0;
	double dEnd = 0.0;

	AcDbVoidPtrArray arCurPtrs,arResult;

	AcDbCurve* pCurveCln = NULL;
	AcDbCurve* pCurve = NULL;
	double dEl = 0.0;

	AcGePoint3d ptS,ptE;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);
		if (!pCurve) continue;

		pCurve->getEndParam(dEnd);
		pCurve->getDistAtParam(dEnd,dLenT);
		dLen += dLenT;

		pCurve->getStartPoint(ptS);
		pCurve->getEndPoint(ptE);
		if ( fabs(ptS.z - ptE.z) < 1.e-10)//同标高
		{
			dEl = ptS.z;
		}
		else
		{
			return NULL;//不等标高
		}
		pCurveCln = (AcDbCurve*)pCurve->clone();
		if (pCurveCln != NULL)
		{
			arCurPtrs.append(pCurveCln);
		}
	}

	dLenT = 0.0;
	AcDbCurve* pCrv = KTCADUtilityEx::ConvertBoundCurve(arCurPtrs,arResult);
	if (pCrv != NULL)
	{
		FreeBuffer(0,arResult);

		AcDbPolyline* pPl = AcDbPolyline::cast(pCrv);
		if (pPl != NULL)
		{
			pPl->setElevation(dEl);
			return pPl;
		}
		else
		{
			delete pCrv;
		}
	}
	return NULL;
}

bool GetSamplePoints(AcDbCurve* pSubCrv,double dFitLen,AcGePoint3dArray& arSubPts)
{
	if (pSubCrv != NULL && dFitLen > 1.e-6)
	{
		double dEnd = 0.0,dDis = 0.0,dSta = 0.0;
		pSubCrv->getEndParam(dEnd);
		pSubCrv->getStartParam(dSta);
		pSubCrv->getDistAtParam(dEnd,dDis);

		int nNumVerts = (int)(dDis / dFitLen) + 1;
		double dStep = (dEnd - dSta) / nNumVerts;

		AcGePoint3d ptTemp;
		for (int i = 0; i <= nNumVerts; i++) //2 米 等 分
		{
			pSubCrv->getPointAtParam(dSta + dStep * i, ptTemp);
			arSubPts.append(ptTemp);
		}
		return true;
	}
	return false;
}

extern AcDb3dPolyline* Format3dPolyline(const AcGePoint3dArray& arPts);
void AecDb3dRoadAxisLine::ConvertTo3dPline(AcGePoint3dArray& arPts,double dFitLen/* = 10.0*/) const
{
	assertReadEnabled();
	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcGePoint3d ptSta,ptEnd,ptTemp;
	AcGePoint3dArray arSubPts;

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		crDir = arCurveDir.at(i);
		arSubPts.removeAll();

		AcDbLine* pLn = AcDbLine::cast(pCurve);
		if (pLn != NULL)
		{
			ptSta = pLn->startPoint();
			ptEnd = pLn->endPoint();

			arSubPts.append(ptSta);
			arSubPts.append(ptEnd);

			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		AcDbArc* pArc = AcDbArc::cast(pCurve);
		if (pArc != NULL)
		{
			GetSamplePoints(pArc,dFitLen,arSubPts);
			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		AcDbPolyline* pPl = AcDbPolyline::cast(pCurve);
		if (pPl != NULL)
		{
			AecDb3dRoadAxisLine ax;
			ax.AppendCurveSeg(pPl);

			ax.ConvertTo3dPline(arSubPts);
			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		for (int ii = 0;ii < arSubPts.length();ii++)
		{
			ptTemp = arSubPts.at(ii);
			if (arPts.find(ptTemp) == -1)
			{
				arPts.append(ptTemp);
			}
		}
	}
}

//尝试转成3d polyline,拟合方法
AcDb3dPolyline* AecDb3dRoadAxisLine::ConvertTo3dPline(double dFitLen/* = 10.0*/) const
{
	assertReadEnabled();
	//获取曲线的序
	CurveDir crDir;
	AcArray<CurveDir> arCurveDir;
	GetCurveDirs(arCurveDir);

	AcGePoint3d ptSta,ptEnd,ptTemp;
	AcGePoint3dArray arPts,arSubPts;

	KTTempTol tol(1.e-3);

	AcDbCurve* pCurve = NULL;
	for (int i = 0;i < m_arCurvePtrs.length();i++)
	{
		pCurve = (AcDbCurve*)m_arCurvePtrs.at(i);

		crDir = arCurveDir.at(i);
		arSubPts.removeAll();

		AcDbLine* pLn = AcDbLine::cast(pCurve);
		if (pLn != NULL)
		{
			ptSta = pLn->startPoint();
			ptEnd = pLn->endPoint();

			arSubPts.append(ptSta);
			arSubPts.append(ptEnd);

			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		AcDbArc* pArc = AcDbArc::cast(pCurve);
		if (pArc != NULL)
		{
			//最大为正120边形
			double dThisFit = dFitLen;
			double dC = 2.0 * PI * pArc->radius();
			int nNL = (int)(dC / dFitLen);
			if (nNL > 120)
			{
				dThisFit = dC / 120.0;
			}

			GetSamplePoints(pArc,dThisFit,arSubPts);
			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		AcDbPolyline* pPl = AcDbPolyline::cast(pCurve);
		if (pPl != NULL)
		{
			AecDb3dRoadAxisLine ax;
			ax.AppendCurveSeg(pPl);
			ax.ConvertTo3dPline(arSubPts,dFitLen);
			if (!crDir.bDir)//反序
			{
				arSubPts.reverse();	
			}
		}

		for (int ii = 0;ii < arSubPts.length();ii++)
		{
			ptTemp = arSubPts.at(ii);
			if (arPts.find(ptTemp) == -1)
			{
				arPts.append(ptTemp);
			}
		}
	}
	return Format3dPolyline(arPts);
}

//空间偏移
Acad::ErrorStatus AecDb3dRoadAxisLine::offset(double dOffset)
{
	acedAlert(_T("空间放样线偏移即将实现!"));
	return Acad::eOk;
}

double AecDb3dRoadAxisLine::getLength() const
{
	double dLen = 0.0,dE = 0.0, dDis = 0.0;
	AcDbCurve *pCurve = NULL;
	for (int i = 0; i < m_arCurvePtrs.length(); i++)
	{
		pCurve = (AcDbCurve *)m_arCurvePtrs.at(i);

		dE = 0.0, dDis = 0.0;
		pCurve->getEndParam(dE);
		pCurve->getDistAtParam(dE, dDis);
		dLen += fabs(dDis);
	}
	return dLen;
}

const AecDbObjXDataMap* AecDb3dRoadAxisLine::GetSpecialtyData() const
{
	assertReadEnabled();
	return &m_mapSpecXData;
}

AecDbObjXDataMap* AecDb3dRoadAxisLine::GetSpecialtyData(AcDb::OpenMode bMode)
{
	switch (bMode)
	{
	case AcDb::kForRead:
	{
		assertReadEnabled();
		break;
	}
	case AcDb::kForWrite:
	{
		if (!isWriteEnabled())
		{
			upgradeOpen();
		}
		AssertWriteEnabled();
		break;
	}
	case AcDb::kForNotify:
	{
		assertReadEnabled();
	}
	default:
		break;
	}
	return &m_mapSpecXData;
}