envi-code/SourceCode/Code2026/tg_shs/shs_pipewire/DuctPipeLink.cpp

#include "stdafx.h"
#include "DuctPipeLink.h"
#include "GlobalFunction.h"

#include "TDbDuctNode.h"
#include "HDbEquipment.h"

static int ComparePoint(const XPoint* p1, const void* p2)
{
	if (*p1 == *(const XPoint *)p2)
		return 0;
	return 1;
}





/*============================================================================*
* 类    名：    TDsNode
==============================================================================*/
TDsNode::~TDsNode()
{
	ClearSS(); // 清空
}


////////// Set函数，同时修改连接、实体系统，只对TDbDuctNode有效 //////////
void TDsNode::SetLocation(const XPoint &ptLoc) // 位置坐标
{
	m_node.ptLocation = ptLoc;
	OPENOBJ_BEGIN(m_node.id, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		pNode->SetLocation(ptLoc);
	}
	OPENOBJ_END();
}

void TDsNode::SetMainDuct(const int &nMain) // 主风管标号
{
	m_nMain = nMain;
	OPENOBJ_BEGIN(m_node.id, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		pNode->SetMainDuctNum(nMain);
	}
	OPENOBJ_END();
}


////////// 7.6新增辅助处理机制函数 //////////
void TDsNode::ClearSS() // 清空一系列辅助处理的数组或链表
{
	ids.Reset();
	vs.Reset();
	ss.Reset();
	ps.Reset();
	if (!mods.isEmpty())
	{
		mods.removeSubArray(0, mods.logicalLength()-1);
	}
	if (!ws.isEmpty())
	{
		ws.removeSubArray(0, ws.logicalLength()-1);
	}
	if (!hs.isEmpty())
	{
		hs.removeSubArray(0, hs.logicalLength()-1);
	}
	if (!as.isEmpty())
	{
		as.removeSubArray(0, as.logicalLength()-1);
	}
}

int TDsNode::SetInfo() // 获取节点连接情况的信息，初始化成员变量
{
	int nLen1 = Length(),
		nLen2 = m_types.logicalLength();
	if (nLen1 != nLen2)
	{
		return -1; // 1、两个主要链表数量不一致
	}

	ClearSS(); // 2、清空
	OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		if (pNode->isKindOf(TDbDuctNode::desc())) // 3、判断实体类型
		{
			TDbDuctNode *pDuctNode = TDbDuctNode::cast(pNode);
			pDuctNode->GetAllLinkDucts(ids); // 4、首先读取实体中已存在的ID及类型
			mods = pDuctNode->GetAllTypes();
		}
		else
		{
			return 0; // 设备
		}
	}
	OPENOBJ_END();

	for (int i=0; i<Length(); i++) // 5、添加新产生或有变化的连接关系
	{
		int nType = m_types[i]; // 连接关系
		TDsSide &side = *(*this)[i];
		AcDbObjectId linkId = side.GetId(); // 接口ID
		if ((nType==2) && (linkId.isNull() || linkId.isErased()))
		{
			continue; // 注：暂时过滤掉空接口，否则有错误
		}
		
		if (ids.FindNode(&linkId, CompareObjectId) == NULL) // 新产生的连接关系
		{
			ids.Append(new AcDbObjectId(linkId));
			mods.append(nType);
			continue;
		}
		
		if (linkId.isErased() || linkId.isNull()) // 有变化，判断是否是被删除的管线或节点
		{
			int nIndex(-1);
			OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbDuctNode, pNode);
			if (pNode != NULL) // 此时的ID一定存在
			{
				nIndex = pNode->FindIdInLink(linkId);
			}
			OPENOBJ_END();
			if (nIndex != -1) // 找到，此时节点ID一定会存在
			{
				mods[nIndex] = nType;
			}
		}
		
		OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbDuctNode, pNode);
		if (pNode != NULL)
		{
			int nIndex = pNode->FindIdInLink(linkId);
			if (nIndex != -1)
			{
				int nOldType = pNode->GetIType(nIndex);
				if (nOldType==1 && nOldType!=nType) // 主要考虑复制后的节点连管线
				{
					if (pNode->upgradeOpen() == Acad::eOk)
					{
						pNode->SetIType(nIndex, nType);
						pNode->downgradeOpen();
					}
				}
			}
		}
		OPENOBJ_END();
	}
	
	ws = ::GetWidths(m_node.id, ids, mods); // 6、获取TDbDuctNode需要的处理数据
	hs = ::GetHeights(m_node.id, ids, mods);
	as = ::GetAngles(m_node.id, m_node.ptLocation, ids, mods);
	::GetSegs(m_node.id, m_node.ptLocation, ids, mods, ss);
	::GetVectors(m_node.id, m_node.ptLocation, ids, mods, vs);
	::GetPtLocations(m_node.id, m_node.ptLocation, ids, mods, ps);
	return 1;
}

BOOL TDsNode::AssureArrayNum(int nNum) // 保证数组或链表长度正确
{
	int nLen1 = ids.Length(),
		nLen2 = vs.Length(),
		nLen3 = ss.Length(),
		nLen4 = ps.Length(),
		nLen5 = mods.logicalLength(),
		nLen6 = ws.logicalLength(),
		nLen7 = hs.logicalLength(),
		nLen8 = as.logicalLength();
	if (nLen1!=nNum || nLen2!=nNum || nLen3!=nNum || nLen4!=nNum ||
		nLen5!=nNum || nLen6!=nNum || nLen7!=nNum || nLen8!=nNum)
	{
		return FALSE;
	}
	return TRUE;
}


TDbDuctNode::DuctNodeType TDsNode::GetNewNType() // 获取新节点类型
{
	int nLen1 = ids.Length(),
		nLen2 = mods.logicalLength();
	if (nLen1 != nLen2)
	{
		return TDbDuctNode::kOther;
	}
	if (!AssureArrayNum(nLen1))
	{
		return TDbDuctNode::kOther;
	}

	return ::GetNodeType(m_node.id, m_node.ptLocation, mods, ids);
}

int TDsNode::GetOldIFNum(TDbDuctNode::DuctNodeType &nType) // 获取原接口数量及类型
{
	OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nType = pNode->GetNodeType();
		return pNode->GetInterfaceNum();
	}
	OPENOBJ_END();
	return 0;
}


int TDsNode::FindSide(const TDsSide &pSide) // 查找是否与指定边有连接关系
{
	int nNum = Length();
	for (int i=0; i<nNum; i++)
	{
		TDsSide &side = *(*this)[i];
		if (side == pSide)
		{
			return i;
		}
	}
	return -1;
}


////////// 处理函数 //////////
// 判断节点是否可以连接边的指定端点，同TPsNode里的CanLinkSide
BOOL TDsNode::FindNode(const TDsSide &side, const int &nPos)
{
	BOOL bFind(FALSE);
	if (!IsAutoLiving() && IsDbObject() && side.IsDbObject())
	{
		OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbPipeNode, pNode);
		if (pNode != NULL)
		{
			bFind = pNode->CanLinkSide(side.GetId(), nPos);
		}
		OPENOBJ_END();
		return bFind;
	}
	
	int nRet = this->FindSide(side),
		nNum = (nRet<0)?0:m_types[nRet];
	XPoint ptVertex = side.GetPt((TPipeSys::PtLoction)nPos, nNum);
	bFind = m_node.EqualLocation(ptVertex);
	return bFind;
}


// 删除、替换接口，同TPsNode里的RemovePipeFromDb、ReplacePipeFromDb
void TDsNode::RemoveInterface(const AcDbObjectId sideId)
{
	OPENOBJ_BEGIN(m_node.id, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		pNode->RemoveInterface(sideId); // 同时更新了两种接口
		
		DList<AcDbObjectId> linkIds;
		pNode->GetAllLinkDucts(linkIds);
		AcDbIntArray types = pNode->GetAllTypes();
		TDbDuctNode::DuctNodeType nType = // 获取节点的最新绘制类型
			::GetNodeType(m_node.id, pNode->GetLocation(), types, linkIds);
		pNode->SetNodeType(nType);
	}
	OPENOBJ_END();
}

void TDsNode::ReplaceInterface(const AcDbObjectId &idOld, const AcDbObjectId &idNew)
{
	OPENOBJ_BEGIN(m_node.id, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		pNode->ReplaceInterface(idOld, idNew);
	}
	OPENOBJ_END();
}

void TDsNode::UpdateLinkage(const TPipeSys::SysType st) // 根据节点对st类型管段的连接
{
	int nRet = SetInfo(); // 获取节点信息
	if (nRet == -1) // 产生错误的情况
	{
		return;
	}

	TDbDuctNode::DuctNodeType nType = GetNewNType(); // 获取最新绘制类型
	OPENOBJ_BEGIN(m_node.id, AcDb::kForWrite, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		if (pNode->isKindOf(TDbDuctNode::desc())) // 节点
		{
			TDbDuctNode *pDuctNode = TDbDuctNode::cast(pNode);
			pDuctNode->SetMainDuctNum(m_nMain);
			pDuctNode->UpdateInterface(st, m_node.ptLocation, ids, mods);
			pDuctNode->SetNodeType(nType);
		}
		else // 设备
		{
			DList<AcDbObjectId> linkIds;
			linkIds.Reset();
			
			int nLen = Length();
			for (int i=0; i<nLen; i++)
			{
				TDsSide &side = *(*this)[i];
				AcDbObjectId ductId = side.GetId();
				linkIds.Append(new AcDbObjectId(ductId));
			}
			pNode->UpdateLinkage(m_node.ptLocation, st, linkIds);
		}
	}
	OPENOBJ_END();
}

BOOL TDsNode::IsVisibal() const
{
	BOOL bVisbal(FALSE);

	OPENOBJ_BEGIN(m_node.id, AcDb::kForRead, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		if (pNode->IsVisible() && pNode->visibility() == AcDb::kVisible)
		{
			bVisbal = TRUE;
		}
	}
	OPENOBJ_END();	

	return bVisbal;
}




/*============================================================================*
* 类    名：    TDsSide
==============================================================================*/
////////// 构造函数 //////////
TDsSide::TDsSide(const AcDbObjectId &id):
m_pStartNode(NULL), m_pEndNode(NULL), m_duct(id, XPoint(), XPoint())
{
	OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuct, pDuct);
	if (pDuct != NULL)
	{
		(XDirectionCurve &)(*this) = (XDirectionCurve &)(*pDuct);
		XPoint ptMin, ptMax;
		pDuct->GetExtend(ptMin, ptMax);
		m_duct.rect.lowLeft = ptMin;
		m_duct.rect.upRight = ptMax;
	}
	OPENOBJ_END();
}

TDsSide::TDsSide(const TEntRect &duct):
m_pStartNode(NULL), m_pEndNode(NULL), m_duct(duct)
{
	OPENOBJ_BEGIN(m_duct.id, AcDb::kForRead, TDbDuct, pDuct);
	if (pDuct != NULL)
	{
		(XDirectionCurve &)(*this) = (XDirectionCurve &)(*pDuct);
	}
	OPENOBJ_END();
}


////////// 专用于节点直接相连函数 //////////
// 用于构造节点直接相连的情况，注：需要考虑start、end的情况
TDsSide::TDsSide(const AcDbObjectId &startId, const AcDbObjectId &endId):
m_pStartNode(NULL), m_pEndNode(NULL), m_duct(AcDbObjectId::kNull, XPoint(), XPoint())
{
	XPoint ptStart, ptEnd;
	OPENOBJ_BEGIN(startId, AcDb::kForRead, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		ptStart = pNode->GetLocation();
	}
	OPENOBJ_END();
	OPENOBJ_BEGIN(endId, AcDb::kForRead, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		ptEnd = pNode->GetLocation();
	}
	OPENOBJ_END();
	
	(XDirectionCurve &)(*this) = XDirectionCurve(ptStart, ptEnd);
}

BOOL TDsSide::FindSide(AcDbObjectId id1, AcDbObjectId id2)
{
	if ((!m_duct.id.isNull()) || (m_pStartNode==NULL))
	{
		return FALSE; // ID一定不存在
	}
	
	if (m_pEndNode != NULL) // 两个节点都存在
	{
		AcDbObjectId idTmp1 = m_pStartNode->GetId(),
			idTmp2 = m_pEndNode->GetId();
		if ((idTmp1==id1 && idTmp2==id2) || (idTmp1==id2 && idTmp2==id1))
		{
			return TRUE;
		}
	}
	else // 起点存在，终点不存在
	{
		AcDbObjectId id = m_pStartNode->GetId();
		if ((id==id1) || (id==id2))
		{
			return TRUE;
		}
	}
	return FALSE;
}


//////////  重合部分的处理函数 //////////
BOOL TDsSide::IsFullDupSide(const TDsSide &side) const // 判断是否为全遮挡边
{
	if (m_duct.id != side.m_duct.id)
	{
		if ((XDirectionCurve &)side == (XDirectionCurve &)*this)
		{
			return TRUE;
		}
	}
	return FALSE;
}


//////////  Get函数 //////////
XPoint TDsSide::GetPt(const TPipeSys::PtLoction nSide, int nMod) const // 获取端点
{
	if (nMod == 0) // 正常接口
	{
		OPENOBJ_BEGIN(GetId(), AcDb::kForRead, TDbDuct, pDuct);
		if (pDuct != NULL)
		{
			return pDuct->GetVertexPt(nSide);
		}
		OPENOBJ_END();
	}

	if (nMod == 2) // 连接节点
	{
		XPoint pt = (nSide==TPipeSys::kEndPt)?StartPoint():EndPoint();
		return pt;
	}
	
	// 空接口，注：考虑以下处理是否有必要，或直接返回空
	TDsNode *pFind = (nSide==TPipeSys::kEndPt)?m_pStartNode:m_pEndNode;
	if (pFind->IsDbObject()) // 要获取端的节点ID有效，注：是否包括ID为空
	{
		int nRet = pFind->FindSide(*this);
		if (nRet != -1)
		{
			OPENOBJ_BEGIN(pFind->GetId(), AcDb::kForRead, TDbPipeNode, pNode);
			if (pNode != NULL)
			{
				return pNode->GetILocation(nRet);
			}
			OPENOBJ_END();
		}
	}
	return XPoint();
}


//////////  处理函数 //////////
BOOL TDsSide::MergeWith(TDsSide &other, const TDsNode &merge) // 对数据库对象进行合并
{
	if (!IsDbObject() || !other.IsDbObject())
	{
		return FALSE;
	}
	ASSERT(m_pStartNode==&merge || m_pEndNode==&merge);
	ASSERT(other.m_pStartNode==&merge || other.m_pEndNode==&merge);
	
	OPENOBJ_BEGIN(GetId(), AcDb::kForWrite, TDbDuct, pThisDuct);
	if (pThisDuct == NULL)
	{
		return FALSE;
	}
	OPENOBJ_BEGIN(other.GetId(), AcDb::kForWrite, TDbDuct, pOtherDuct);
	if (pOtherDuct == NULL)
	{
		return FALSE;
	}
	
	if (pThisDuct->MergeWith(*pOtherDuct)) // 调用duct中重写的函数
	{
		(XDirectionCurve &)*this = *pThisDuct; // 修改TDsSide的StartPoint()、EndPoint()
		
		XPoint ptNew;
		TDsNode* pNotLinkNode = // other上，不是连接点的端点
			other.m_pStartNode==&merge?other.m_pEndNode:other.m_pStartNode;
		if (m_pStartNode == &merge) // 判断连接点在this上的位置
		{
			m_pStartNode = pNotLinkNode;
			ptNew = pThisDuct->StartPoint();
		}
		else
		{
			m_pEndNode = pNotLinkNode;
			ptNew = pThisDuct->EndPoint();
		}
		
		TDsNode &rNode = *pNotLinkNode; // 对other的引用改为对this的引用
		for (int n=0; n<rNode.Length(); n++)
		{
			if (rNode[n] == &other)
			{
				rNode.Replace(this); // 替换
				OPENOBJ_BEGIN(rNode.GetId(), AcDb::kForWrite, TDbPipeNode, pNode);
				if (pNode != NULL)
				{
					pNode->ReplaceInterface(other.GetId(), GetId()); // 注：此处有问题，打不开管线
				}
				OPENOBJ_END();
			}
		}
		rNode.SetLocation(ptNew);
		return TRUE;
	}
	OPENOBJ_END();
	OPENOBJ_END();
	return FALSE;
}

// 更新管线对节点的连接，针对DList<TDuctLinkSys::UpdateDuctInfo>
// 思路：修改管线端点的位置，保证连接关系正确
void TDsSide::UpdateLinkage(const XPoint ptNew, const TPipeSys::PtLoction nSide)
{
	if (m_duct.id.isNull()) // 注：连接节点的时候先不考虑改
	{
		return;
	}

	int n = (int)nSide;
	AcDbObjectId nodeId = (n==0)?m_pStartNode->GetId():m_pEndNode->GetId();
	OPENOBJ_BEGIN(GetId(), AcDb::kForWrite, TDbDuct, pDuct);
	if (pDuct != NULL)
	{
		XPoint ptMid = pDuct->MidPoint();
		if (n == 0)
		{
			StartPoint() = ptNew;		   // 1、更新连接系统
			pDuct->StartPoint() = ptNew; // 2、更新实体系统
		}
		else
		{
			EndPoint() = ptNew;
			pDuct->EndPoint() = ptNew;
		}

		double dBulge = pDuct->GetBulge();
		if (fabs(dBulge) > 1.0E-5)
		{
			XArc arc(pDuct->StartPoint(), ptMid, pDuct->EndPoint());
			dBulge = arc.Bulge();

			XPoint pt1, pt2;
			arc.GetStartPoint(pt1);
			arc.GetEndPoint(pt2);
		//	arc.GetPoints(pt1, pt2);
			if (pt1.Distance(pDuct->StartPoint()) > PS_SNAP) // 交换了起点、终点
			{
				dBulge *= -1;
			}
			pDuct->SetBulge(dBulge);
		}
		pDuct->SetNode(n, nodeId);
		pDuct->ResetDrawSpeed();
	}
	OPENOBJ_END();
	
	OPENOBJ_BEGIN(nodeId, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL) // 3、更新连接的节点
	{
		int nIndex = pNode->FindIdInLink(GetId());
		if (nIndex != -1) // 存在连接关系
		{
			pNode->SetILocation(nIndex, ptNew);
		}
	}
	OPENOBJ_END();
}





/*============================================================================*
* 类    名：    TDuctLinkSys
==============================================================================*/
/////////////初始化TDuctLinkSys系统，同TSearchPipeSys里的InitStart/////////////
void TDuctLinkSys::InitSystem(TPipeSys::SysType st, const DList<TEntRect> &lstDucts,
							  const DList<TNodeLocation> &lstNodes,
							  const XPointList &lstBreaks) // 系统入口
{
	int nCount = lstNodes.Length(), i(0);
	for (i=0; i<nCount; i++) // 1、构造节点
	{
		const TNodeLocation &node = lstNodes[i];
		OPENOBJ_BEGIN(node.id, AcDb::kForRead, TDbPipeNode, pNode);
		if (pNode == NULL)
		{
			continue;
		}
		
		if (pNode->IsAutoLiving()) // 自动生成
		{
			if (IsDupNode(node)) // 完全重合
			{
				m_lstDupNode.Append(new AcDbObjectId(node.id));
			}
			else
			{
				TDsNode *pNewNode = new TDsNode(node, TRUE);
				m_lstAllNode.Append(pNewNode);
				if (pNode->isKindOf(TDbDuctNode::desc())) // 打断点
				{
					TDbDuctNode *pDuctNode = TDbDuctNode::cast(pNode);
					pNewNode->m_nMain = pDuctNode->GetMainDuctNum(); // 主风标号
				}
			}
		}
		else // TDbDuctNode、THDbEquipment都可见
		{
			TDsNode *pNewNode = new TDsNode(node, FALSE);
			if (m_lstAllNode.Length()!=0 && pNode->isKindOf(THDbEquipment::desc()))
			{
				m_lstAllNode[0]; // 设备优先
				m_lstAllNode.Insert(pNewNode);
			}
			else
			{
				m_lstAllNode.Append(pNewNode);
			}
			
			if (pNode->isKindOf(TDbDuctNode::desc())) // 获取主风管标号
			{
				TDbDuctNode *pDuctNode = TDbDuctNode::cast(pNode);
				pNewNode->m_nMain = pDuctNode->GetMainDuctNum();
			}
		}
		OPENOBJ_END();
	}
	
	nCount = lstDucts.Length();
    acedSetStatusBarProgressMeter(_T("管线关系处理中..."), 0, nCount);
	for (i=0; i<nCount; i++)
	{
        acedSetStatusBarProgressMeterPos(i);
		AddDuct(lstDucts[i], st); // 2、构造边，同时建立边与节点的关系
	}
    acedRestoreStatusBar();
	
	nCount = lstBreaks.Length();
	for (i=0; i<nCount; i++)
	{
		const XPoint &ptBreak = lstBreaks[i];
		if (!IsDupNode(ptBreak))
		{
			TDsNode *pNode = new TDsNode(ptBreak);
			m_lstAllNode.Append(pNode); // 3、添加打断节点
		}
	}
}

// 构造处理系统里的边，同时建立边、节点之间的连接关系；同TSearchPipeSys里的AddPipe
void TDuctLinkSys::AddDuct(const TEntRect &duct, TPipeSys::SysType st)
{
	OPENOBJ_BEGIN(duct.id, AcDb::kForRead, TDbDuct, pDuct);
	if (pDuct!=NULL && pDuct->GetSysType()==st && pDuct->GetLength()>_distSnap)
	{
		if (!m_bOptimize && IsFullDupDuct(pDuct)) // 1、判断完全重合边
		{
			m_lstDupDuct.Append(new AcDbObjectId(duct.id));
			return;
		}
		
		TDsSide *pSide = new TDsSide(duct); // 2、创建边
		m_lstAllSide.Append(pSide);
		
		for (int n = 0; n < 2; n++) // 3、首先处理管线两端连接的节点
		{
			TDsNode *pNode = FindDsNode(*pSide, (TPipeSys::PtLoction)n); // 只读打开
			if (pNode == NULL) // 查找pSide指定端的节点，是否在m_lstAllNode中
			{
				pNode = new TDsNode(pSide->GetPt((TPipeSys::PtLoction)n, 0)); // 只读打开
				m_lstAllNode.Append(pNode); // 不存在，新建
				
				AcDbObjectId nodeId = pDuct->GetNode(n); // 节点Id
				OPENOBJ_BEGIN(nodeId, AcDb::kForRead, TDbPipeNode, pDbNode);
				if (pDbNode != NULL)
				{
					if (pDbNode->CanLinkSide(pSide->GetId(), n)) // 只读打开
					{
						pNode->m_node.ptLocation = pDbNode->GetLocation();
						pNode->m_node.id = nodeId;
						pNode->m_bAutoLiving = pDbNode->IsAutoLiving();
						if (pDbNode->isKindOf(TDbDuctNode::desc()))
						{
							TDbDuctNode *pDbDuctNode = TDbDuctNode::cast(pDbNode);
							pNode->m_nMain = pDbDuctNode->GetMainDuctNum();
						}
					}
				}
				OPENOBJ_END();
			}
			
			pNode->Append(pSide);     // 更新节点连接的边，Append到DStack<TDsSide>
			pNode->m_types.append(0); // 正常接口
			if (n == 0) // 更新边连接的节点
			{
				pSide->m_pStartNode = pNode;
			}
			else
			{
				pSide->m_pEndNode = pNode;
			}
			
			if (pDuct->upgradeOpen() == Acad::eOk)
			{
				pDuct->SetNode(n, pNode->GetId()); // 注：为新修改的Merge做准备
				pDuct->downgradeOpen();
			}
		}
	}
	OPENOBJ_END();
}

// 查找和pSide连接的指定节点，是否在m_lstAllNode中；同TSearchPipeSys里的FindPsNodeAt
TDsNode* TDuctLinkSys::FindDsNode(const TDsSide &side, TPipeSys::PtLoction nSide)
{
	TDsNode *pFind = NULL;
	int nCount = m_lstAllNode.Length();
	for (int i=0; i<nCount; i++)
	{
		TDsNode *node = m_lstAllNode[i];
		if (node->FindNode(side, nSide)) // 判断能否与管线相连
		{
			pFind = node;
			break;
		}
	}
	return pFind;
}


/////////////////////初始化系统2，lstDudts中没有管线的情况/////////////////////
// 注：当找不到管线与节点的连接关系时，变换思路，从节点入手，找管线
void TDuctLinkSys::InitSystem2(TPipeSys::SysType st,
							   const DList<TNodeLocation> &lstNodes,
							   const XPointList &lstBreaks)
{
	int i(0),
		nCount = lstNodes.Length();
    acedSetStatusBarProgressMeter(_T("管线关系处理中..."), 0, nCount);
	for (i=0; i<nCount; i++)
	{
        acedSetStatusBarProgressMeterPos(i);
		AddNode(lstNodes[i], st); // 1、构造节点，同时建立与边的关系
	}
    acedRestoreStatusBar();
	
	nCount = lstBreaks.Length();
	for (i=0; i<nCount; i++)
	{
		const XPoint &ptBreak = lstBreaks[i];
		if (!IsDupNode(ptBreak))
		{
			TDsNode *pNode = new TDsNode(ptBreak);
			m_lstAllNode.Append(pNode); // 2、添加打断节点
		}
	}
}

// 根据节点，构造管线处理系统里的边和连接关系
void TDuctLinkSys::AddNode(const TNodeLocation &node, TPipeSys::SysType st)
{
	OPENOBJ_BEGIN(node.id, AcDb::kForRead, TDbPipeNode, pDbNode);
	if ((pDbNode==NULL) || (!pDbNode->HasInterface(st)))
	{
		return;
	}
	if (!m_bOptimize && IsDupNode(pDbNode->GetLocation())) // 1、完全重合节点
	{
		m_lstDupNode.Append(new AcDbObjectId(node.id));
		return;
	}
	
	TDsNode *pNode = new TDsNode(node, pDbNode->IsAutoLiving()); // 2、创建节点
	m_lstAllNode.Append(pNode);
	if (pDbNode->isKindOf(THDbEquipment::desc()))
	{
		return; // 3、设备的处理放到DelSoleNodeFromDb函数中
	}
	TDbDuctNode *pDuctNode = TDbDuctNode::cast(pDbNode);
	if (pDuctNode == NULL) // 以下部分全部是节点
	{
		return;
	}
	
	int nLen = pDuctNode->GetInterfaceNum(); 
	for (int m=0; m<nLen; m++) // 4、获取连接的管线、空接口或节点
	{
		TPipeSys::SysType sysType = pDuctNode->GetISysType(m);
		if (sysType != st) // 系统类型不符合
		{
			continue;
		}
		
		AcDbObjectId id = pDuctNode->GetIPipe(m);
		if (id.isErased() || id.isNull()) // 有或者即将有空接口
		{
			if (nLen == 1)
			{
				break; // 只有一个接口——堵头
			}
			
			TDsSide *pSide = FindSideById(id);
			if (pSide == NULL) // 不存在，则新建
			{
				pSide = new TDsSide(id);
				m_lstAllSide.Append(pSide);
			}
			pNode->Append(pSide);
			pNode->m_types.append(1); // 空接口
			if (pDuctNode->GetIFlowDir(m) == TPipeSys::kInlet) // 接口流动方向
			{
				pSide->m_pEndNode = pNode; // 进口——对应终点
			}
			else
			{
				pSide->m_pStartNode = pNode; // 出口——对应起点
			}
			continue;
		}
		
		BOOL bLinkNode(TRUE); // 连接节点
		OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuct, pDuct);
		if (pDuct != NULL)
		{
			bLinkNode = FALSE; // 连接管线
		}
		OPENOBJ_END();
		
		TDsSide *pSide = NULL;
		if (bLinkNode) // 连接节点
		{
			pSide = FindSideById(node.id, id); // 查看连接这两节点的虚拟边是否存在
			if (pSide != NULL) // 存在
			{
				pSide->m_pEndNode = pNode;
			}
			else // 不存在
			{
				pSide = new TDsSide(node.id, id); // 两个节点直接相连，忽略管线长
				m_lstAllSide.Append(pSide);
				pSide->m_pStartNode = pNode;
			}
			pNode->Append(pSide); // 更新节点连接的边，Append到DStack<TDsSide>
			pNode->m_types.append(2);
			continue;
		}

		pSide = FindSideById(id); // 连接管线
		if (pSide == NULL) // 找不到
		{
			pSide = new TDsSide(id);
			m_lstAllSide.Append(pSide);
		}

		for (int n=0; n<2; n++) // 再由管线更新相连关系，所有的更新关系到节点结束
		{
			TDsNode *pSideNode = FindDsNode(*pSide, (TPipeSys::PtLoction)n); // 只读打开
			if (pSideNode == NULL) // 查找pSide指定端的节点，是否在m_lstAllNode中
			{
				pSideNode = new TDsNode(pSide->GetPt((TPipeSys::PtLoction)n, 0));
				m_lstAllNode.Append(pSideNode); // 不存在
				
				AcDbObjectId nodeId;
				OPENOBJ_BEGIN(pSide->GetId(), AcDb::kForRead, TDbDuct, pDuct);
				if (pDuct != NULL)
				{
					nodeId = pDuct->GetNode(n);
				}
				OPENOBJ_END();
				
				if (nodeId != node.id) // 避免重复打开实体
				{
					OPENOBJ_BEGIN(nodeId, AcDb::kForRead, TDbPipeNode, pNewNode);
					if (pNewNode != NULL)
					{
						if (pNewNode->CanLinkSide(pSide->GetId(), n))
						{
							pSideNode->m_node.ptLocation = pNewNode->GetLocation();
							pSideNode->m_node.id = nodeId;
							pSideNode->m_bAutoLiving = pNewNode->IsAutoLiving();
							if (pNewNode->isKindOf(TDbDuctNode::desc()))
							{
								TDbDuctNode *pDuctNode = TDbDuctNode::cast(pNewNode);
								pSideNode->m_nMain = pDuctNode->GetMainDuctNum();
							}
						}
					}
					OPENOBJ_END();
				}
			}
			
			pSideNode->Append(pSide); // 更新节点连接的边，Append到DStack<TDsSide>
			pSideNode->m_types.append(0);
			if (n == 0) // 更新边连接的节点
			{
				pSide->m_pStartNode = pSideNode;
			}
			else
			{
				pSide->m_pEndNode = pSideNode;
			}
		}
	}
	OPENOBJ_END();
}

// 在m_lstAllSide中查找，是否存在该边，专用与两节点直接连接，与FindDsNode功能一致
TDsSide* TDuctLinkSys::FindSideById(AcDbObjectId id1, AcDbObjectId id2)
{
	TDsSide *pFind = NULL;
	int nCount = m_lstAllSide.Length();
	for (int i=0; i<nCount; i++)
	{
		TDsSide *side = m_lstAllSide[i];
		if (side->FindSide(id1, id2))
		{
			pFind = side;
			break;
		}
	}
	return pFind;
}


///////////////////////////////合并、打断处理//////////////////////////////////
void TDuctLinkSys::MergeDucts(XPointList &lstCorners, PickSet &ssDel) // 合并
{
    int nLen = m_lstAllNode.Length();
    for (int i=0; i<nLen; i++)
	{
		if (MergeDuctAt(i, lstCorners, ssDel))
		{
			i--;
			nLen--;
		}
    }
}

// 在第nPos个位置合并管段，返回: kTrue——合并进行; kFalse——没有合并
// 条件：(1)点的坐标在lstCorners中，lstCorners为管线的真实起、止点
//       (2)连接了两个系统类型、几何类型都相同的管线，且不在管线内部
//       (3)管线在该点的切线方向平行
BOOL TDuctLinkSys::MergeDuctAt(int nPos, XPointList &lstCorners, PickSet &ssDel)
{
	ASSERT(nPos>=0 && nPos<m_lstAllNode.Length());
    TDsNode &node = *m_lstAllNode[nPos];
    if (node.Length() != 2) // 连接两根管线
	{
        return FALSE;
	}
	
    int nCount = m_lstAllSide.Length();
    XPoint ptToBeMerged = node.GetLocation(); // 合并点
    for (int i=0; i<nCount; i++)
	{
        TDsSide &side = *m_lstAllSide[i];
		if (!side.IsDbObject() || side.GetId().isNull())
		{
			continue; // 删除、空接口、接节点
		}
        if ((ptToBeMerged&side) == PR_INSIDE)
		{
            return FALSE; // 在某管段内不能合并
		}
    }
	
    if (!lstCorners.FindNode(&ptToBeMerged, ComparePoint))
	{
		return FALSE; // 仅仅合并lstCorners中的管线
	}

	int nCornerPos = lstCorners.CurPosition(); // 备删除用
    TDsSide &side1 = *node[0],
		&side2 = *node[1];
	if (!(side1.IsDbObject() && side2.IsDbObject()) || side1.GetId().isNull()
		|| side2.GetId().isNull())
	{
		return FALSE;
	}
	
    if (side1.MergeWith(side2, node)) // 注：乙字弯、法兰除外
	{
		side1.m_duct += side2.m_duct; // 修改TDsSide的TEntRect
		
		ssDel += side2.GetId(); // 实体本身以后再删除
        for (int i=0; i<m_lstAllSide.Length(); i++) // 要在处理系统中将该边删掉
		{
            if (m_lstAllSide[i] == &side2)
			{
                m_lstAllSide.Remove();
                break;
            }
        }
        
        m_lstAllNode.Remove(nPos); // 消除本节点
		if (node.IsDbObject()) // 同时删除节点实体本身
		{
			OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbPipeNode, pNode);
			if (pNode != NULL)
			{
				pNode->erase();
			}
			OPENOBJ_END();
		}
        lstCorners.Remove(nCornerPos); // 减变化的位置
        return TRUE;
    }
    return FALSE;
}

void TDuctLinkSys::BreakDucts(XPointList &lstCorners) // 在给定位置打断管段
{
    int nLen = m_lstAllNode.Length();
    for (int i=0; i<nLen; i++)
	{
        BreakDuctAt(i, lstCorners);
	}
}

// 条件：(1)点的坐标在lstCorners中，(2)在管线内部，(3)只处理节点
void TDuctLinkSys::BreakDuctAt(int nPos, XPointList &lstCorners)
{
    TDsNode &node = *m_lstAllNode[nPos];
	if (m_bOptimize) // 优化，只处理连接一根管线的节点
	{
		if (node.Length() != 1)
		{
			return;
		}
	}
	
	TADSGePoint3d __pt(node.GetLocation());
    if (!lstCorners.FindNode(&__pt, ComparePoint))
	{
        return; // node是否在lstCorners里
	}
	
	int nCount = m_lstAllSide.Length();
    for (int i=0; i<nCount; i++)
	{
        TDsSide *side = m_lstAllSide[i];
		if (!side->IsDbObject() || side->GetId().isNull())
		{
			continue; // 只对连接管线的进行处理
		}
		
		if (node.m_node.Intersect(side->m_duct))
		{
			if ((side->m_pStartNode==NULL) || (side->m_pEndNode==NULL))
			{
				adsout << _T("\n严重警告: 管线的位置关系发生错乱! ");
				throw side;
				continue;
			}
			
			if (DealTaoDong(*side, node))
			{
				continue; // 判断是否是掏洞的情况，如果是则不打断
			}

			OPENOBJ_BEGIN(node.GetId(), AcDb::kForRead, TDbDuctNode, pDBNode);
			if (pDBNode != NULL)
			{
				TDbDuctNode::DuctNodeType nType = pDBNode->GetNodeType();
				if (nType==TDbDuctNode::k3Corner || nType==TDbDuctNode::k4Corner ||
					nType==TDbDuctNode::kTapered || nType==TDbDuctNode::kTianYuanDiFang)
				{
					continue; // 注：不需要打断，特殊样式时，节点位置在实体外
				}
			}
			OPENOBJ_END();

			ASSERT(side->IsDbObject());
			OPENOBJ_BEGIN(side->GetId(), AcDb::kForWrite, TDbDuct, pDuct);
			if (pDuct != NULL)
			{
				AcDbObjectId idNewPipe = pDuct->BreakAt(node.GetLocation(), PS_SNAP);
				if (idNewPipe.isValid()) // 注：调用TDbPipePrototype中的函数
				{
					UpdateBreak(pDuct, *side, node, idNewPipe);
				}
			}
			OPENOBJ_END();
		}
    }
}

// 处理掏洞的情况
BOOL TDuctLinkSys::DealTaoDong(TDsSide &side, TDsNode &node)
{
	OPENOBJ_BEGIN(node.GetId(), AcDb::kForRead, TDbDuctNode, pDBNode);
	if (pDBNode!=NULL && pDBNode->Is(_T("TaoDong"))) // 节点存在，并且是掏洞
	{
		return TRUE;
	}
	OPENOBJ_END();

	if (node.Length() != 1)
	{
		return FALSE; // 1、判断节点中已连管线数量，保证产生的三通，应已连了支管
	}
	
	Adesk::UInt8 n3TType(2);
	double dTmp1(1), dTmp2(PI/6);
	::GetDNodeConfig(TDbDuctNode::kTaoDong, n3TType, dTmp1, dTmp2);
	if ((n3TType!=13) && (n3TType!=14) && (n3TType!=15))
	{
		return FALSE; // 2、获取参数，判断是否是掏洞
	}
	
	OPENOBJ_BEGIN(side.GetId(), AcDb::kForRead, TDbDuct, pDuct);
	if (pDuct == NULL)
	{
		return FALSE;
	}
	
	XPoint ptLoc = node.GetLocation(),
		ptOnCurve;
	if (pDuct->getClosestPointTo(ptLoc, ptOnCurve) != Acad::eOk)
	{
		return FALSE;
	}
	if (ptLoc.Distance(ptOnCurve) > PS_SNAP)
	{
		return FALSE;
	}
	
	XCurveSegment seg = pDuct->GetCurve();
	if ((ptLoc&seg) != PR_INSIDE) // 会产生打断，又是掏洞
	{
		return FALSE;
	}
	node.Append(&side);
	node.m_types.append(3); // 掏洞
	OPENOBJ_END();
	return TRUE;
}

// 更新打断管线的连接；并判断新管段是否有重合的管段，有则删除；同时更新连接关系
// pDuct、side：被打断管线；node：打断点
// 注：此处的算法是原终点处的节点保持不动，连接到新管线的终点；新节点连接到被打断管线的终点
void TDuctLinkSys::UpdateBreak(TDbDuct* pDuct, TDsSide &side, TDsNode &node,
							   AcDbObjectId &newDuctId)
{
	(XDirectionCurve &)(side) = (XDirectionCurve &)(*pDuct);
	TDsNode &updEndNode = *side.m_pEndNode;
	
	// 注：由于风向影响，应该先考虑被打断的管段
	if (IsFullDupDuct(side)) // 1、被打断的管段
	{
		TDsNode &updStartNode = *side.m_pStartNode;
		for (int n=0; n<updStartNode.Length(); n++)
		{
			if (updStartNode[n] == &side)
			{
				updStartNode.Remove();
				updStartNode.m_types.removeAt(n);
				updStartNode.RemoveInterface(side.GetId());
				break;
			}
		}
		pDuct->erase();
	}
	else
	{
		node.Append(&side); // 更新连接系统
		node.m_types.append(0);
		side.m_pEndNode = &node;
		
		XRectAngle oldDuctRect(pDuct->GetStartPoint(), pDuct->GetEndPoint());
		side.m_duct.rect = oldDuctRect; // 更新Rect
		
		pDuct->SetNode(1, node.GetId()); // 更新实体
	}
	
	OPENOBJ_BEGIN(newDuctId, AcDb::kForRead, TDbDuct, pNewDuct); // 2、新打断的管段
	if (pNewDuct == NULL)
	{
		return;
	}
	
	if (IsFullDupDuct(pNewDuct)) // 是重合管段
	{
		if (pNewDuct->upgradeOpen() == Acad::eOk)
		{
			pNewDuct->erase();
			pNewDuct->downgradeOpen();
		}
		
		for (int n=0; n<updEndNode.Length(); n++)
		{
			if (updEndNode[n] == &side)
			{
				updEndNode.Remove();
				updEndNode.m_types.removeAt(n);
				updEndNode.RemoveInterface(side.GetId()); // 删除Interface
				break;
			}
		}
	}
	else // 非重合管段
	{
		XPoint ptMin, ptMax;
		pNewDuct->GetExtend(ptMin, ptMax);
		
		TEntRect pipeRect(newDuctId, ptMin, ptMax);
		TDsSide* pNewSide = new TDsSide(pipeRect);
		m_lstAllSide.Append(pNewSide); // 添加新管线
		
		pNewSide->m_pStartNode = &node;
		pNewSide->m_pEndNode = &updEndNode;
		for (int n=0; n<updEndNode.Length(); n++)
		{
			if (updEndNode[n] == &side)
			{
				updEndNode.Replace(pNewSide);
				updEndNode.m_types[n] = 0;
				updEndNode.ReplaceInterface(side.GetId(), newDuctId); // 替换接口
				break;
			}
		}
		node.Append(pNewSide);
		node.m_types.append(0);
		
		if (pNewDuct->upgradeOpen() == Acad::eOk)
		{
			pNewDuct->SetNode(0, node.GetId());
			pNewDuct->SetNode(1, updEndNode.GetId());
			pNewDuct->downgradeOpen();
		}
	}
	OPENOBJ_END();
}


//////////////////////删除独立的节点/////////////////////////
void TDuctLinkSys::DelSoleNodeFromDb(TPipeSys::SysType st, const XRectAngle *box)
{
	for (int i=0; i<m_lstAllNode.Length(); i++)
	{
		TDsNode &node = *m_lstAllNode[i];
		if (!node.IsDbObject()) // 1、判断节点ID是否存在
		{
			continue; // 不存在，一定不是独立节点
		}
		
		AcDbObjectId id = node.GetId();
		if (box != NULL) // 2、判断节点是否在更新区域内
		{
			OPENOBJ_BEGIN(id, AcDb::kForRead, TDbPipeNode, pNode);
			if (pNode != NULL)
			{
				if (pNode->IsVisible()) // 可见节点
				{
					XPoint ptMin, ptMax;
					if (pNode->GetExtents(ptMin, ptMax) == Acad::eOk)
					{
						ptMax.z = ptMin.z = 0;
						if (!ExtendInBox02d(ptMin, ptMax, *box)) // 不在区域内
						{
							continue;
						}
					}
				}
				else // 不可见节点
				{
					XPoint ptLocation = pNode->GetLocation();
					if (!PointInBox02d(ptLocation, *box)) // 不在区域内
					{
						continue;
					}
				}
			}
			OPENOBJ_END();
		}
		
		OPENOBJ_BEGIN(id, AcDb::kForWrite, THDbEquipment, pEquipment);
		if (pEquipment != NULL) // 3、先处理设备，不保留空接口，不连管线，则置空
		{
			int nEquipNum = pEquipment->GetInterfaceNum();
			for (int k=0; k<nEquipNum; k++)
			{
				const AcDbObjectId &idPipe = pEquipment->GetIPipe(k);
				if (pEquipment->CanLinkSide(idPipe, 0))
				{
					continue;
				}
				else if (pEquipment->CanLinkSide(idPipe, 1))
				{
					continue;
				}
				
				OPENOBJ_BEGIN(idPipe, AcDb::kForRead, TDbDuct, pDuct);
				if ((pDuct==NULL) || (pDuct->FindEquipment(node.GetId())))
				{
					continue;
				}
				pEquipment->SetIPipe(k, AcDbObjectId::kNull); // 置空
				OPENOBJ_END();
			}
			continue;
		}
		OPENOBJ_END();
		
		int nLenNew = node.Length();
		if (nLenNew != 0) // 4、判断现接口数量，为0才删除
		{
			continue;
		}
		
		// 5、删除节点，注：以下情况只针对TDbDuctNode
		OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuctNode, pNode);
		// 不是暖通设备和风系统连接件，也不含有st类型的接口
		if ((pNode==NULL) || (!pNode->HasInterface(st)))
		{
			m_lstAllNode.Remove(); // 注：st从m_lstInterface里读取的，而非最新情况
			i--;
			continue;
		}
		
		DList<AcDbObjectId> oldIds;
		pNode->GetAllLinkDucts(oldIds);       // 原接口ID
		BOOL bOnlySt = pNode->IsSoleType(st); // 是否只连接st类型的管线
		if ((oldIds.Length() < 2) && bOnlySt) // 只有一种系统类型的堵头
		{
			BOOL bDel(TRUE); // 是否删除的标记
			if (box != NULL) // 判断旧的连接关系是否在更新区域内部
			{
				int nOldLen = oldIds.Length();
				for (int k=0; k<nOldLen; k++)
				{
					OPENOBJ_BEGIN(*oldIds[k], AcDb::kForRead, TDbDuct, pDuct);
					if (pDuct != NULL)
					{
						XPoint ptMin, ptMax;
						if (pDuct->GetExtend(ptMin, ptMax) != RTNORM)
						{
							continue;
						}
						
						ptMin.z = ptMax.z = 0;
						if (!ExtendInBox02d(ptMin, ptMax, *box))
						{
							bDel = FALSE; // 不在区域内，不删
						}
					}
					OPENOBJ_END();
				}
			}

			if (bDel && (pNode->upgradeOpen() == Acad::eOk))
			{
				pNode->erase();
				pNode->downgradeOpen();
				m_lstAllNode.Remove();
				i--;
				continue;
			}
		}
		OPENOBJ_END();
	}
}



//////////////////对管线、节点的关系判断部分/////////////////
// 根据不同的节点类型，确定要更新的管线和节点，并生成更新信息链表
void TDuctLinkSys::JudgeNodeType(PickSet &ssDel)
{
	for (int i=0; i<m_lstAllNode.Length(); i++)
	{
		TDsNode &node = *m_lstAllNode[i];
		int nRet = node.SetInfo(); // 获取连管信息
		if (nRet == -1) // 出现错误
		{
			m_lstAllNode.Remove(i);
			i--;
			continue;
		}
		else if (nRet == 0) // 设备
		{
			continue;
		}
	
		// 先去除坏的节点，mcl add，08.10.6
		if (node.IsBad())
		{
			m_lstAllNode.Remove(i);
			i--;
			continue;
		}

		TDbDuctNode::DuctNodeType nNewType = node.GetNewNType(), // 新节点类型
			nOldType = TDbDuctNode::kStem;     // 原节点类型
		int nOld = node.GetOldIFNum(nOldType); // 获取原接口数量及类型
		
		BOOL bIsOk(TRUE);
		if (nNewType == TDbDuctNode::kStem) // 一般堵头
		{
			XPoint ptLink, ptLoc = node.GetLocation(); // 连接点
			TPipeSys::PtLoction nSide = TPipeSys::kStartPt;
			OPENOBJ_BEGIN(*node.ids[0], AcDb::kForRead, TDbDuct, pDuct);
			if (pDuct != NULL)
			{
				ptLink = ::GetNearPt(ptLoc, pDuct->GetStartPoint(), pDuct->GetEndPoint());
				
				double dDist1 = ptLoc.Distance(pDuct->StartPoint()),
					dDist2 = ptLoc.Distance(pDuct->EndPoint());
				nSide = (dDist1>dDist2+1.0E-6)?TPipeSys::kEndPt:nSide;
			}
			OPENOBJ_END();
			
			if (nOld == 0)
			{
				ptLink = ptLoc;
			}
			else if (nOld == 1)
			{
				node.SetLocation(ptLink);
			}
			BuildUpdateDuct(*node.ids[0], ptLink, nSide, node.mods[0]); // 注：连接点在链表中
		}
		else if (nNewType == TDbDuctNode::kElbow)     // 弯头
		{
			BOOL bConfig = (nOld!=2) || (nOld==2 && nNewType!=nOldType);
			bIsOk = CalElbowPts(node, bConfig, FALSE);
		}
		else if (nNewType == TDbDuctNode::kKouElbow)  // 扣弯
		{
			BOOL bConfig = (nOld!=2) || (nOld==2 && nNewType!=nOldType);
			bIsOk = CalElbowPts(node, bConfig, TRUE);
		}
		else if (nNewType==TDbDuctNode::kTapered ||
			nNewType==TDbDuctNode::kTianYuanDiFang)   // 变径，天圆地方
		{
			BOOL bConfig = (nOld!=2) || (nOld==2 && nNewType!=nOldType);
			bIsOk = CalTaperedPts(node, bConfig);
		}
		else if (nNewType == TDbDuctNode::kYiZiElbow) // 乙字弯
		{
			BOOL bConfig = (nOld!=2) || (nOld==2 && nNewType!=nOldType);
			bIsOk = CalYiZiElbowPts(node, bConfig);
		}
		else if (nNewType == TDbDuctNode::kTaoDong)   // 掏洞
		{
			BOOL bConfig = (nOld!=2) || (nOld==2 && nNewType!=nOldType);
			bIsOk = CalTaoDongPts(node, bConfig);
		}
		else if (nNewType == TDbDuctNode::k3Corner)   // 三通
		{
			BOOL bConfig = (nOld!=3) || (nOld==3 && nNewType!=nOldType);
			bIsOk = Cal3TPts(node, bConfig);
		}
		else if (nNewType == TDbDuctNode::k4Corner)   // 四通
		{
			BOOL bConfig = (nOld!=4) || (nOld==4 && nNewType!=nOldType);
			bIsOk = Cal4TPts(node, bConfig);
		}
		else if (nNewType==TDbDuctNode::kOther) // 其他：(1)预留的接口，(2)需要合并
		{
			int nLength = node.Length();
			if (nLength != 2) // 暂时不处理的情况
			{
				m_lstAllNode.Remove(i);
				i--;
				continue;
			}

			if (::IsParallel(*node.vs[0], *node.vs[1]) == 0) // 平行且管径相同，合并
			{
				continue;
			}
			
			XPointList ptCorners;
			ptCorners.Append(new XPoint(node.GetLocation()));
			bIsOk = MergeDuctAt(i, ptCorners, ssDel);
			if (bIsOk)
			{
				i--;
			}
		}
		
		if (!bIsOk)
		{
			// mcl add, 对于无法连接的节点进行坏节点标记，及隐藏，下次不再处理
			AcDbObjectId idBad = m_lstAllNode[i]->GetId();
			OPENOBJ_BEGIN(idBad, AcDb::kForWrite, TDbDuctNode, pNode);
			if (NULL != pNode)
			{
				pNode->SetVisible(FALSE);
				pNode->setVisibility(AcDb::kInvisible);
			}
			OPENOBJ_END();

			node.SetBad(TRUE);
			m_lstAllNode.Remove(i);

//			adsout << _T("\n严重警告: 节点与管线连接关系发生错误,建议修改或重新绘制! ");
			throw &node;
			continue;
		}
	}
}


///////////////弯头、扣弯/////////////////////
BOOL TDuctLinkSys::CalElbowPts(TDsNode &node, const BOOL bConfig,
							   const BOOL bKouElbow)
{
	if (!node.AssureArrayNum(2))
	{
		return FALSE; // 1、判断节管数量是否正确
	}
	
	Adesk::UInt8 nMode = 0; // 2、获得曲率半径、绘制样式、虾米节数量
	double dRate(1.0), dTmp(1.0);
	::GetDNodeConfig(TDbDuctNode::kElbow, nMode, dRate, dTmp);
	
	OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nMode = bConfig?nMode:pNode->GetDrawMod();
		dRate = bConfig?dRate:pNode->GetDrawParam();
		dTmp = bConfig?dTmp:pNode->GetXMWNum();
		pNode->SetDrawMod(nMode); // 3、注：保征参数正确
		pNode->SetDrawParam(dRate);
		pNode->SetXMWNum((Adesk::UInt8)dTmp);
	}
	OPENOBJ_END();
	
	double dDist(50); // 4、缩进距离，考虑曲率半径
	BOOL bCircle1 = ::IsCircleDuct(node.GetId(), *node.ids[0], node.mods[0]),
		bCircle2 = ::IsCircleDuct(node.GetId(), *node.ids[1], node.mods[1]);
	if (bKouElbow && !bCircle1 && !bCircle2) // 方方相连，形成扣弯
	{
		BOOL bIsVDuct1 = ::IsVerDuct(node.GetId(), *node.ids[0], node.mods[0]),
			bIsVDuct2 = ::IsVerDuct(node.GetId(), *node.ids[1], node.mods[1]);
		int nVDuctNum(0);
		if (!bIsVDuct1 && bIsVDuct2)
		{
			nVDuctNum = 1;
		}
		
		double dAngle1(0);
		if (node.ids[nVDuctNum]->isErased() || node.ids[nVDuctNum]->isNull())
		{
			OPENOBJ_BEGIN(node.GetId(), AcDb::kForRead, TDbDuctNode, pNode);
			if (pNode != NULL)
			{
				dAngle1 = pNode->GetIVDAngle(nVDuctNum);
			}
			OPENOBJ_END();
		}
		else
		{
			OPENOBJ_BEGIN(*node.ids[nVDuctNum], AcDb::kForRead, TDbDuct, pDuct);
			if (pDuct != NULL)
			{
				dAngle1 = pDuct->GetVDAngle();
			}
			OPENOBJ_END();
		}
		
		int nOther = nVDuctNum==0?1:0;
		double dAngle2 = ads_angle(XPoint(), *node.vs[nOther]),
			dAng = CT_std_angle(dAngle1-dAngle2);
		if (fabs(dAng-PI/2)<PS_SNAP || fabs(dAng-1.5*PI)<PS_SNAP)
		{
			dDist += max(node.hs[0], node.hs[1]) * dRate;
		}
		else
		{
			dDist += max(node.ws[0], node.ws[1]) * dRate;
		}
	}
	else // 其他情况
	{
		dDist += max(node.ws[0], node.ws[1]) * dRate;
	}
	
	XVector3D vt1 = *node.vs[0],
		vt2 = *node.vs[1];
	vt1.Normalize();
	vt2.Normalize();
	XPoint ptInt, pt1, pt2, ptTmp, ptCen;
	if (bKouElbow) // 5、如果是变高弯头，直接计算缩进点即可
	{
		ptInt = node.GetLocation();
		vt1.Scale(dDist);
		vt2.Scale(dDist);
		pt1 = ptInt + vt1;
		pt2 = ptInt + vt2;
	}
	else // 如果是普通弯头，先修改其位置点坐标，再按照内侧线缩进
	{
		XCurveSegment cvDuct1 = *node.ss[0],
			cvDuct2 = *node.ss[1];
		cvDuct1.SetLineFlag(LS_INFINITE);
		cvDuct2.SetLineFlag(LS_INFINITE);
		if (cvDuct1.Intersection(cvDuct2, ptInt, ptTmp) != 1) // 管线平行
		{
			return FALSE;
		}
		
		ptInt = ::GetNearPt(node.GetLocation(), ptInt, ptTmp); // 节点位置
		int	nIndex = FindNodeByPt(node.GetLocation());
		if (nIndex != -1)
		{
			TDsNode &node = *m_lstAllNode[nIndex];
			node.SetLocation(ptInt);
		}
		
		vt1.Scale(node.ws[0]*10);
		vt2.Scale(node.ws[1]*10);
		XPoint ptTmp1 = ptInt + vt1,
			ptTmp2 = ptInt + vt2;
		::AT_cal_fillet(ptTmp1, ptInt, ptTmp2, dDist, pt1, ptCen, pt2);
		cvDuct2.ProjectToMe(pt2, pt2);
	}
	BuildUpdateDuct(*node.ids[0], pt1, *node.ps[0], node.mods[0]); // 6、生成更新信息
	BuildUpdateDuct(*node.ids[1], pt2, *node.ps[1], node.mods[1]);
	return TRUE;
}


///////////////变径、天圆地方/////////////////
BOOL TDuctLinkSys::CalTaperedPts(TDsNode &node, const BOOL bConfig)
{
	if (!node.AssureArrayNum(2))
	{
		return FALSE; // 1、判断节管数量是否正确
	}
	
	Adesk::UInt8 nMode = 1; // 2、获得绘制样式、角度、长度
	double dAngle(PI/6), dLen(0.0);
	::GetDNodeConfig(TDbDuctNode::kTapered, nMode, dAngle, dLen);
	
	OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nMode = bConfig?nMode:pNode->GetDrawMod();
		dAngle = bConfig?dAngle:pNode->GetDrawParam();
		dLen = bConfig?dLen:pNode->GetDrawParam2();
		pNode->SetDrawMod(nMode); // 3、注：保征参数正确
		pNode->SetDrawParam(dAngle);
		pNode->SetDrawParam2(dLen);
	}
	OPENOBJ_END();
	
	double dDist(400); // 4、计算缩进距离
	if (nMode == 2) // 方式3——由用户输入长度
	{
		dDist = dLen;
	}
	else if (nMode == 1) // 方式1——给定一个角度
	{
		double dTmp1 = fabs(node.ws[0]-node.ws[1]), // 管线宽度差
			dTmp2 = fabs(node.hs[0]-node.hs[1]),    // 管线高度差
			dTemp = max(dTmp1, dTmp2) * 0.5; // 注：从宽度、高度差中取一个较大的
		dDist = dTemp/tan(dAngle/2); // 角度
	}
	else if (nMode == 0) // 方式2——平均管径的一半
	{
		dDist = (node.ws[0]+node.ws[1])/2; // 平均管径
	}
	dDist *= 0.5;
	
	XVector3D vt1 = *node.vs[0],
		vt2 = *node.vs[1];
	vt1.Normalize();
	vt2.Normalize();
	vt1.Scale(dDist);
	vt2.Scale(dDist);
	
	XPoint pt1, pt2;
	node.ss[0]->ProjectToMe(node.GetLocation(), pt1);
	node.ss[1]->ProjectToMe(node.GetLocation(), pt2);
	XPoint pt3 = pt1 + vt1,
		pt4 = pt2 + vt2; // 5、获得变径缩进点
	BuildUpdateDuct(*node.ids[0], pt3, *node.ps[0], node.mods[0]); // 6、生成更新信息
	BuildUpdateDuct(*node.ids[1], pt4, *node.ps[1], node.mods[1]);
	return TRUE;
}


/////////////////乙字弯///////////////////////
BOOL TDuctLinkSys::CalYiZiElbowPts(TDsNode &node, const BOOL bConfig)
{
	if (!node.AssureArrayNum(2))
	{
		return FALSE; // 1、判断节管数量是否正确
	}
	
	Adesk::UInt8 nType = 1; // 2、获得绘制样式、角度、曲率半径
	double dAngle(PI/6), dRate(1.0);
	::GetDNodeConfig(TDbDuctNode::kYiZiElbow, nType, dAngle, dRate);
	
	OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nType = bConfig?nType:pNode->GetDrawMod();
		dAngle = bConfig?dAngle:pNode->GetDrawParam();
		dRate = bConfig?dRate:pNode->GetDrawParam2();
		pNode->SetDrawMod(nType); // 3、注：保征参数正确
		pNode->SetDrawParam(dAngle);
		pNode->SetDrawParam2(dRate);
	}
	OPENOBJ_END();
	
	XPoint ptTmp;
	node.ss[0]->ProjectToMe(node.ss[1]->EndPoint(), ptTmp);
	double dH = fabs(ptTmp.Distance(node.ss[1]->EndPoint())), // 距离H
		dDist(0); // 4、计算缩进距离
	if (nType == 0) // 双弧
	{
		dDist = dH/(2*tan(dAngle/2));
	}
	else
	{
		double dWidth1 = node.ws[0],
			dWidth2 = node.ws[1];
		if (fabs(node.hs[0])>1.0E-5 && fabs(node.hs[1])>1.0E-5 &&
			fabs(ptTmp.z-node.ss[1]->EndPoint().z)>1.0E-5) // 方风管变高
		{
			dWidth1 = node.hs[0];
			dWidth2 = node.hs[1];
		}
		
		if (nType == 1) // 斜接
		{
			double dL1 = dWidth1 * dRate * sin(dAngle), // 长度
				dL2 = dWidth2 * dRate * sin(dAngle);
			double dH1 = dWidth1 * dRate * (1 - cos(dAngle)), // 距离 
				dH2 = dWidth2 * dRate * (1 - cos(dAngle));
			double dH3 = dH - dH1 - dH2,
				dL3 = dH3/tan(dAngle);
			dDist = (dL1 + dL2 + dL3) * 0.5;
		}
		else // 角接
		{
			double dL = dH/tan(dAngle);
			dDist = (dL + dWidth1 + dWidth2) * 0.5;
		}
	}
	
	XPoint pt1, pt2, ptNew1, ptNew2;
	node.ss[0]->ProjectToMe(node.GetLocation(), pt1);
	node.ss[1]->ProjectToMe(node.GetLocation(), pt2);
	ads_polar(pt1, node.as[0], dDist, ptNew1); // 5、获得缩进点
	ads_polar(pt2, node.as[1], dDist, ptNew2);
	BuildUpdateDuct(*node.ids[0], ptNew1, *node.ps[0], node.mods[0]); // 6、生成更新信息
	BuildUpdateDuct(*node.ids[1], ptNew2, *node.ps[1], node.mods[1]);
	return TRUE;
}

//////////////////三通////////////////////////
BOOL TDuctLinkSys::Cal3TPts(TDsNode &node, const BOOL bConfig)
{
	if (!node.AssureArrayNum(3))
	{
		return FALSE; // 1、判断节管数量是否正确
	}
	
	Adesk::UInt8 nMod = 2; // 2、获得曲率半径、绘制样式
	double dRate(1.0), dTmp(PI/6);
	::GetDNodeConfig(TDbDuctNode::k3Corner, nMod, dRate, dTmp);
	
	AcDbObjectId idNode = node.GetId();
	OPENOBJ_BEGIN(idNode, AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nMod = bConfig?nMod:pNode->GetDrawMod();
		dRate = bConfig?dRate:pNode->GetDrawParam();
		dTmp = bConfig?dTmp:pNode->GetDrawParam2();
		pNode->SetDrawMod(nMod); // 3、注：保征参数正确
		pNode->SetDrawParam(dRate);
		pNode->SetDrawParam2(dTmp);
	}
	OPENOBJ_END();
	
	XPoint pt3T = node.GetLocation();
	TCalCornerPts cal(pt3T, idNode, 3);
	if (!cal.SetIdAndType(node.ids, node.mods)) // 4、调用三通点计算类
	{
		return FALSE;
	}
	cal.SetParam(dRate, nMod);
	
	int nMain = cal.GetMainNum(); // 5、获取主风管标号
	if (nMain==-1 || nMain<0 || nMain>3)
	{
		return FALSE;
	}
	
	int	nIndex = FindNodeByPt(pt3T); // 6、修正主风管标号
	if (nIndex != -1)
	{
		TDsNode &node = *m_lstAllNode[nIndex];
		node.SetMainDuct(nMain); // 注：传递或准备传递给实体
	}
		
	XPointList lstMidPtOff;
	::GetDuctTrueMidPts(idNode, pt3T, node.ids, node.mods, lstMidPtOff);
	if (lstMidPtOff.Length() != 3) // 7、获取中心点在各支管上的投影位置
	{
		return FALSE;
	}
	
	int nVDuct1(-1), nVDuct2(-1); // 8、获取连接的立管标号
	::Get3TVDuctNums(idNode, node.ids, node.mods, nVDuct1, nVDuct2);
	if ((nVDuct1 > -1) && (nVDuct2 > -1)) // 连1个水平管，2个立管的情况
	{
		int nHDuct(0), nTmp(5);
		::GetAnotherPipe(nVDuct1, nVDuct2, nHDuct, nTmp); // 获取立管编号
		
		double dHDHigh(0);
		OPENOBJ_BEGIN(*node.ids[nHDuct], AcDb::kForRead, TDbDuct, pDuct);
		if (pDuct != NULL)
		{
			dHDHigh = (pDuct->IsCircleDuct())?pDuct->GetWidth():pDuct->GetHeight();
		}
		OPENOBJ_END();
		
		double dVDis = dHDHigh * 0.5,     // 立管缩进
			dHDis = dHDHigh * dRate + 50; // 水平管缩进
		AcGeVector3d vec1 = node.vs[nHDuct]->AsAcGeVector3d(),
			vec2 = node.vs[nVDuct1]->AsAcGeVector3d(),
			vec3 = node.vs[nVDuct2]->AsAcGeVector3d();
		XPoint pt1 = *lstMidPtOff[nHDuct] + XVector3D(vec1.normalize()*dHDis),
			pt2 = *lstMidPtOff[nVDuct1] + XVector3D(vec2.normalize()*dVDis),
			pt3 = *lstMidPtOff[nVDuct2] + XVector3D(vec3.normalize()*dVDis);
		// 9、生成更新信息
		BuildUpdateDuct(*node.ids[nHDuct], pt1, *node.ps[nHDuct], node.mods[nHDuct]);
		BuildUpdateDuct(*node.ids[nVDuct1], pt2, *node.ps[nVDuct1], node.mods[nVDuct1]);
		BuildUpdateDuct(*node.ids[nVDuct2], pt3, *node.ps[nVDuct2], node.mods[nVDuct2]);
		return TRUE;
	}
	
	if (nVDuct1 > -1) // 连2个水平管，1个立管的情况
	{
		double dDis = node.ws[nVDuct1] * dRate + 50; // 缩进
		for (int j=0; j<3; j++) // 9、生成更新信息
		{
			AcGeVector3d vec = node.vs[j]->AsAcGeVector3d();
			XPoint pt = *lstMidPtOff[j] + XVector3D(vec.normalize()*dDis);
			BuildUpdateDuct(*node.ids[j], pt, *node.ps[j], node.mods[j]);
		}
		return TRUE;
	}

	AcDbIntArray branchs = ::GetCornerBranchNums(idNode, pt3T, node.ids,
		node.mods, nMain);
	if (branchs.logicalLength() != 2) // 9、获取支管编号，逆时针顺序
	{
		return FALSE;
	}
	
	XPoint ptM, pt1, pt2; // 10、计算连接点的位置
	if ((nMod==4) || (nMod==5) || (nMod==12)) // Y系列
	{
		ptM = cal.Cal3TMainDuctPt(nMain, branchs[0], branchs[1]);
		pt1 = cal.Cal3TPoint(branchs[0], nMain, branchs[1]);
		pt2 = cal.Cal3TPoint(branchs[1], nMain, branchs[0]);
	}
	else if (nMod == 6) // 平行
	{
		ptM = cal.Cal3TMainDuctPt(nMain, branchs[0], branchs[1]);
		pt1 = cal.Cal3TMainDuctPt(branchs[0], branchs[0], branchs[1]);
		pt2 = cal.Cal3TMainDuctPt(branchs[1], branchs[0], branchs[1]);
	}
	else if ((nMod==9) || (nMod==10)) // 斜插管
	{
		cal.Cal3TPoint9(nMain, branchs[0], dTmp, ptM, pt1, pt2);
	}
	else if (nMod == 11) // 叉型
	{
		ptM = cal.Cal3TMainDuctPt(nMain, branchs[0], branchs[1]);
		pt1 = cal.Cal3TPoint11(branchs[0]);
		pt2 = cal.Cal3TPoint11(branchs[1]);
	}
	else // 其他
	{
		ptM = cal.Cal3TMainDuctPt(nMain, branchs[0], branchs[1]);
		
		XVector3D vtMain = *node.vs[nMain],
			vt1 = *node.vs[branchs[0]],
			vt2 = *node.vs[branchs[1]];
		if (::IsParallel(vtMain, vt1) != 0) // vt1与主风平行
		{
			pt1 = cal.Cal3TMainDuctPt(branchs[0], nMain, branchs[1]);
			pt2 = cal.Cal3TPoint(branchs[1], nMain, branchs[0]);
		}
		else if (::IsParallel(vtMain, vt2) != 0) // vt2与主风平行
		{
			pt1 = cal.Cal3TPoint(branchs[0], nMain, branchs[1]);
			pt2 = cal.Cal3TMainDuctPt(branchs[1], nMain, branchs[0]);
		}
		else // 没有与主风平行的管线
		{
			pt1 = cal.Cal3TPoint(branchs[0], nMain, branchs[1]);
			pt2 = cal.Cal3TPoint(branchs[1], nMain, branchs[0]);
		}
	}
	
	if (ptM==XPoint() || pt1==XPoint() || pt2==XPoint())
	{
		return FALSE;
	}
	BuildUpdateDuct(*node.ids[nMain], ptM, *node.ps[nMain], node.mods[nMain]); // 11、生成更新信息
	BuildUpdateDuct(*node.ids[branchs[0]], pt1, *node.ps[branchs[0]], node.mods[branchs[0]]);
	BuildUpdateDuct(*node.ids[branchs[1]], pt2, *node.ps[branchs[1]], node.mods[branchs[1]]);
	return TRUE;
}


//////////////////掏洞////////////////////////
BOOL TDuctLinkSys::CalTaoDongPts(TDsNode &node, const BOOL bConfig)
{
	if (!node.AssureArrayNum(2))
	{
		return FALSE; // 1、判断接管数是否正确
	}
	
	Adesk::UInt8 nMod = 13; // 2、从CONFIG里获取绘制参数：样式、曲率半径
	double dRate(1), dTmp2(0);
	::GetDNodeConfig(TDbDuctNode::kTaoDong, nMod, dRate, dTmp2);
	if ((nMod!=13) && (nMod!=14) && (nMod!=15))
	{
		nMod = 13;
	}

	int nMain = node.mods[0]==3?0:1, // 3、设置主风管标号：被掏洞管标号
		nOther = 1 - nMain;          // 支管标号
	AcDbObjectId idNode = node.GetId();
	BOOL bVDuct1 = ::IsVerDuct(idNode, *node.ids[nMain], node.mods[nMain]),
		bVDuct2 = ::IsVerDuct(idNode, *node.ids[nOther], node.mods[nOther]);
	if (bVDuct1 || bVDuct2)
	{
		nMod = 13; // 立管一律用样式13
	}

	OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nMod = bConfig?nMod:pNode->GetDrawMod();
		dRate = bConfig?dRate:pNode->GetDrawParam();
		pNode->SetDrawMod(nMod); // 4、保证参数正确
		pNode->SetDrawParam(dRate);
	}
	OPENOBJ_END();
	
	int	nIndex = FindNodeByPt(node.GetLocation());
	if (nIndex != -1)
	{
		TDsNode &node = *m_lstAllNode[nIndex];
		node.SetMainDuct(nMain); // 注：传递或准备传递给实体
	}

	double dDist = node.ws[nMain]*0.5;
	if (bVDuct1 || bVDuct2)
	{
		dDist = node.hs[nMain]*0.5;
	}
	XVector3D vt = *node.vs[nOther];
	vt.Normalize();
	if (nMod != 13)
	{
		XPoint pt1, pt2, ptTmp1, ptTmp2, ptCen,
			ptLoc = node.GetLocation();
		double dMAng = node.as[nMain],
			dBAng = node.as[nOther];
		AcGeVector3d vt1 = node.vs[nMain]->AsAcGeVector3d(),
			vt2 = node.vs[nOther]->AsAcGeVector3d();
		double dScale = vt1.dotProduct(vt2);
		dScale = (dScale>-1.0E-5)?1:(-1);
		ads_polar(ptLoc, dMAng, 10000*dScale, pt1);
		ads_polar(ptLoc, dBAng, 10000, pt2);
		double dRadius = node.ws[nOther]*(dRate-0.5) + 50 + dDist;
		::AT_cal_fillet(pt1, ptLoc, pt2, dRadius, ptTmp1, ptCen, ptTmp2, TRUE);
		dDist = ptLoc.Distance(ptTmp2);
	}
	vt.Scale(dDist);
	XPoint ptNew = node.GetLocation() + vt;
	BuildUpdateDuct(*node.ids[nOther], ptNew, *node.ps[nOther],
		node.mods[nOther]); // 5、生成更新信息
	return TRUE;
}


//////////////////四通////////////////////////
BOOL TDuctLinkSys::Cal4TPts(TDsNode &node, const BOOL bConfig)
{
	if (!node.AssureArrayNum(4))
	{
		return FALSE; // 1、判断节管数量是否正确
	}
	
	Adesk::UInt8 nMod = 0; // 2、获得曲率半径、绘制样式
	double dRate(1.0), dTmp(PI/6);
	::GetDNodeConfig(TDbDuctNode::k4Corner, nMod, dRate, dTmp);
	
	OPENOBJ_BEGIN(node.GetId(), AcDb::kForWrite, TDbDuctNode, pNode);
	if (pNode != NULL)
	{
		nMod = bConfig?nMod:pNode->GetDrawMod();
		dRate = bConfig?dRate:pNode->GetDrawParam();
		dTmp = bConfig?dTmp:pNode->GetDrawParam2();
		pNode->SetDrawMod(nMod); // 3、注：保征参数正确
		pNode->SetDrawParam(dRate);
		pNode->SetDrawParam2(dTmp);
	}
	OPENOBJ_END();
	
	TCalCornerPts cal(node.GetLocation(), node.GetId(), 4);
	if (!cal.SetIdAndType(node.ids, node.mods)) // 4、调用四通点计算类
	{
		return FALSE;
	}
	cal.SetParam(dRate, nMod);
	
	int nMain = cal.GetMainNum(); // 5、获取主风管标号
	if (nMain==-1 || nMain<0 || nMain>4)
	{
		return FALSE;
	}
	
	int	nIndex = FindNodeByPt(node.GetLocation()); // 6、修正主风管标号
	if (nIndex != -1)
	{
		TDsNode &node = *m_lstAllNode[nIndex];
		node.SetMainDuct(nMain); // 注：传递或准备传递给实体
	}
	
	AcDbIntArray branchs = ::GetCornerBranchNums(node.GetId(),
		node.GetLocation(), node.ids, node.mods, nMain);
	if (branchs.logicalLength() != 3) // 7、获取支管编号，逆时针顺序
	{
		return FALSE;
	}
		
	XPoint ptM, pt1, pt2, pt3; // 8、根据类型获取缩进点的位置
	if ((nMod == 6) || (nMod == 7))
	{
		cal.Cal4TPoint7(nMain, branchs[0], branchs[1], dTmp, ptM, pt2,
			pt1, pt3); // 圆管四通
	}
	else // 方管四通
	{
		ptM = cal.Cal4TPoint(nMain, branchs[0], branchs[2], TRUE);
		pt1 = cal.Cal4TPoint(branchs[1], branchs[0], branchs[2], TRUE);
		pt2 = cal.Cal4TPoint(branchs[0], nMain, branchs[1], FALSE);
		pt3 = cal.Cal4TPoint(branchs[2], nMain, branchs[1], FALSE);
	}
	if (ptM==XPoint() || pt1==XPoint() || pt2==XPoint() || pt3==XPoint())
	{
		return FALSE;
	}
	
	BuildUpdateDuct(*node.ids[nMain], ptM, *node.ps[nMain], node.mods[nMain]); // 9、生成更新信息
	BuildUpdateDuct(*node.ids[branchs[0]], pt2, *node.ps[branchs[0]], node.mods[branchs[0]]);
	BuildUpdateDuct(*node.ids[branchs[1]], pt1, *node.ps[branchs[1]], node.mods[branchs[1]]);
	BuildUpdateDuct(*node.ids[branchs[2]], pt3, *node.ps[branchs[2]], node.mods[branchs[2]]);
	return TRUE;
}

// 构造更新信息
void TDuctLinkSys::BuildUpdateDuct(const AcDbObjectId &id, const XPoint &pt,
								   const TPipeSys::PtLoction nPtLoc, int nType)
{
	if ((nType == 1) || (nType == 2))
	{
		return;
	}

	BOOL bRet(FALSE);
	int nCount = m_lstAllSide.Length();
	for (int i=0; i<nCount; i++)
	{
		TDsSide &side = *m_lstAllSide[i];
		if (side.GetId() == id)
		{
			bRet = TRUE;
			break;
		}
	}
	
	if (!bRet) // 找不到的情况
	{
		XPoint ptMin, ptMax;
		TPipeSys::SysType st = TPipeSys::kAcSupplyAir;
		OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuct, pDuct);
		if (pDuct != NULL)
		{
			st = pDuct->GetSysType();
			pDuct->GetExtend(ptMin, ptMax);
		}
		OPENOBJ_END();
		
		TEntRect pipeRect(id, ptMin, ptMax);
		AddDuct(pipeRect, st);
	}
	
	UpdateDuctInfo *pipeInfo = new UpdateDuctInfo;
	pipeInfo->id = id;
	pipeInfo->nSide = nPtLoc;
	pipeInfo->pt = pt;
	
	if (!m_lstUpdate.FindNode(pipeInfo, CompareUpdateInfo))
	{
		m_lstUpdate.Append(new UpdateDuctInfo(*pipeInfo));
	}
	
	if (pipeInfo != NULL)
	{
		delete pipeInfo;
		pipeInfo = NULL;
	}
}


//////////////////////将节点加入数据库////////////////////////
void TDuctLinkSys::AddAutoNodeToDb(const XRectAngle* box)
{
	for (int i=0; i<m_lstAllNode.Length(); i++)
	{
		TDsNode &node = *m_lstAllNode[i];
		if ((node.Length() == 0) || (node.IsDbObject()))
		{
			continue; // 孤立节点，或者ID已经存在
		}

		if (node.IsBad())// mcl add, 08.10.6
		{
			continue;
		}
		
		BOOL bAdd(TRUE);
		if (box != NULL) // 判断节点是否在box内
		{
			XPoint pt2d = node.GetLocation();
			pt2d.z = 0;
			if ((pt2d&(*box)) != PR_INSIDE)
			{
				bAdd = FALSE;
			}
		}
		
		if (bAdd) // 需要添加的节点
		{
			TDsSide *side = node.Head();
			OPENOBJ_BEGIN(side->GetId(), AcDb::kForRead, TDbDuct, pDuct);
			if (pDuct != NULL)
			{
				AcDbObjectId idNew = pDuct->AddNodeToDb(node.GetLocation(),
					node.ids, node.mods, node.GetMainDuct());
				node.m_node.id = idNew; // 更新连接关系
			}
			OPENOBJ_END();
		}
	}
}


//////////////是否完全重合的管线、节点部分///////////////////
BOOL TDuctLinkSys::IsFullDupDuct(const XCurveSegment* pSeg) const
{
	int nCount = m_lstAllSide.Length();
	for (int i=0; i<nCount; i++)
	{
		if (m_lstAllSide[i].IsFullDupSide(pSeg))
			return TRUE;
	}
	return FALSE;
}

BOOL TDuctLinkSys::IsFullDupDuct(const TDsSide &side) const
{
	int nCount = m_lstAllSide.Length();
	for (int i=0; i<nCount; i++)
	{
		if (m_lstAllSide[i].IsFullDupSide(side))
			return TRUE;
	}
	return FALSE;
}

BOOL TDuctLinkSys::IsDupNode(const TNodeLocation &node) const
{
	int nCount = m_lstAllNode.Length();
	for (int i=0; i<nCount; i++)
	{
		if (m_lstAllNode[i].IsDupLocation(node)) // 只对隐式节点
			return TRUE;
	}
	return FALSE;
}

BOOL TDuctLinkSys::IsDupNode(const XPoint &ptLoc) const
{
	int nCount = m_lstAllNode.Length();
	for (int i=0; i<nCount; i++)
	{
		if (m_lstAllNode[i].IsDupLocation(ptLoc))
			return TRUE;
	}
	return FALSE;
}


///////////////////删除完全重合节点、管线////////////////////
void TDuctLinkSys::DelDupNodeFromDb(const XRectAngle &box)
{
	for (int i=0; i<m_lstDupNode.Length(); i++)
	{
		if (DelNodeFromDb(*m_lstDupNode[i], box))
		{
			m_lstDupNode.Remove();
			i--;
		}
	}
}

BOOL TDuctLinkSys::DelNodeFromDb(const AcDbObjectId &id, const XRectAngle &box)
{
	BOOL bRet(FALSE);
	OPENOBJ_BEGIN(id, AcDb::kForWrite, TDbPipeNode, pNode);
	if (pNode != NULL)
	{
		XPoint pt2d = pNode->GetLocation();
		pt2d.z = 0;
		if ((pt2d&box) == PR_INSIDE)
		{
			pNode->erase(); // 删除原节点
			bRet = TRUE;
		}
	}
	OPENOBJ_END();
	return bRet;
}

void TDuctLinkSys::DelDupDuctFromDb(const XRectAngle &box)
{
	for (int i=0; i<m_lstDupDuct.Length(); i++)
	{
		if (DelDuctFromDb(*m_lstDupDuct[i], box))
		{
			m_lstDupDuct.Remove();
			i--;
		}
	}
}

BOOL TDuctLinkSys::DelDuctFromDb(const AcDbObjectId &id, const XRectAngle &box)
{
	BOOL bRet(FALSE);
	OPENOBJ_BEGIN(id, AcDb::kForWrite, TDbDuct, pDuct);
	if (pDuct != NULL)
	{
		XPoint ptMin, ptMax;
		if (pDuct->GetExtend(ptMin, ptMax))
		{
			XRectAngle boxDuct(ptMin, ptMax);
			if ((boxDuct&box) == PR_INSIDE)
			{
				pDuct->erase();
				bRet = TRUE;
			}
		}
	}
	OPENOBJ_END();
	return bRet;
}


/////////////////对管线、节点的关系更新部分///////////////////
// 更新管线的连接信息
void TDuctLinkSys::UpdateDuctLinkage()
{
	int nCount = m_lstUpdate.Length();
	for (int i=0; i<nCount; i++)
	{
		UpdateDuctInfo info = *m_lstUpdate[i];
		TDsSide *pSide = FindSideById(info.id);
		if (pSide == NULL) // 注：确保连接关系正确
		{
			continue;
		}
		
		pSide->UpdateLinkage(info.pt, info.nSide);
	}
}

// 更新节点的连接信息
void TDuctLinkSys::UpdateNodeLinkage(TPipeSys::SysType st, const XRectAngle* box)
{
	int nCount = m_lstAllNode.Length();
    for (int i=0; i<nCount; i++)
	{
        TDsNode &node = *m_lstAllNode[i];
        if (!node.IsDbObject()) // ID不存在
		{
            continue;
		}

		if (node.IsBad()) // mcl add, 08.10.6
		{
			continue;
		}
		
		BOOL bInBox(FALSE);
		if (box != NULL)
		{
			if (node.IsAutoLiving()) // 自动生成
			{
				if (PointInBox02d(node.GetLocation(), *box))
				{
					bInBox = TRUE; // 在范围内
				}
			}
			else // 非自动生成
			{
				OPENOBJ_BEGIN(node.GetId(), AcDb::kForRead, TDbPipeNode, pNode);
				if (pNode != NULL)
				{
					if (pNode->IsVisible()) // 可见
					{
						XPoint ptMin, ptMax;
						if (pNode->GetExtents(ptMin, ptMax) == Acad::eOk)
						{
							if (ExtendInBox02d(ptMin, ptMax, *box))
							{
								bInBox = TRUE; // 在范围内
							}
						}
						else
						{
							adsout << _T("\n严重警告: 发生绘制错误, 无法继续绘制!");
							throw &node;
							continue;
						}
					}
					else // 不可见的节点的判断
					{
						XPoint ptLocation = pNode->GetLocation();
						if (PointInBox02d(ptLocation, *box))
						{
							bInBox = TRUE;
						}
					}
				}
				OPENOBJ_END();
			}
		}
		else
		{
			bInBox = TRUE;
		}
		
		if (bInBox)
		{
			node.UpdateLinkage(st); // 更新接点连接关系
		}
    }
}

// 更新管线上附着的节点关系
void TDuctLinkSys::ValidateClingNode()
{
	int nLen = m_lstAllSide.Length(), i(0);
	for (i=0; i<nLen; i++) // 一、更新管线：验证管线与附属设备、连接件的配属关系
	{
		const TDsSide &side = *m_lstAllSide[i];
		OPENOBJ_BEGIN(side.GetId(), AcDb::kForWrite, TDbDuct, pDuct);
		if (pDuct != NULL)
		{
			pDuct->ValidateEquipmentShip(); // 只处理设备关系
		}
		OPENOBJ_END();
	}
	
	nLen = m_lstAllNode.Length();
	for (i=0; i<nLen; i++) // 二、更新设备：验证管线和附属设备的配属关系
	{
		TDsNode &node = *m_lstAllNode[i];
		OPENOBJ_BEGIN(node.GetId(), AcDb::kForRead, TDbPipeNode, pNode);
		if (pNode == NULL)
		{
			continue;
		}

		int nCount = pNode->GetInterfaceNum();
		if (pNode->isKindOf(TDbDuctNode::desc()))
		{
			TDbDuctNode *pDbNode = TDbDuctNode::cast(pNode);
			for (int j=0; j<nCount; j++)
			{
				if (pDbNode->GetIType(j) == 3) // 掏洞
				{
					OPENOBJ_BEGIN(pDbNode->GetIPipe(j), AcDb::kForWrite, TDbDuct,
						pDuct);
					if (pDuct != NULL)
					{
						pDuct->AddEquipment(node.GetId());
					}
					OPENOBJ_END();
				}
			}
			continue;
		}

		if (pNode->isKindOf(THDbEquipment::desc()))
		{
			THDbEquipment *pEquipment = THDbEquipment::cast(pNode);
			for (int j=0; j<nCount; j++)
			{
				AcDbObjectId id = pEquipment->GetIPipe(j);
				if (id.isNull())
				{
					continue;
				}
				
				BOOL bCanLink1 = pEquipment->CanLinkSide(id, 0),
					bCanLink2 = pEquipment->CanLinkSide(id, 1);
				if (bCanLink1 || bCanLink2)
				{
					continue;
				}
				
				OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuct, pDuct);
				if (pDuct == NULL)
				{
					continue;
				}
				
				if (pDuct->CanAttachEquipment(*pEquipment, j))
				{
					if (!pDuct->FindEquipment(node.GetId()))
					{
						if (pDuct->upgradeOpen() == Acad::eOk)
						{
							pDuct->AddEquipment(node.GetId());
							pDuct->downgradeOpen();
						}
					}
				}
				else // 断开
				{
					if (pEquipment->upgradeOpen() == Acad::eOk)
					{
						pEquipment->SetIPipe(j, AcDbObjectId::kNull);
						pEquipment->downgradeOpen();
					}
					
					if (pDuct->FindEquipment(node.GetId()))
					{
						if (pDuct->upgradeOpen() == Acad::eOk)
						{
							pDuct->RemoveEquipment(node.GetId());
							pDuct->downgradeOpen();
						}
					}
				}
				OPENOBJ_END();
			}
		}
		OPENOBJ_END();
	}
}

////////////////////////////其他//////////////////////////////
// 通过ID查找pSide是否在m_lstAllSide内，以获得pSide的连接关系
TDsSide* TDuctLinkSys::FindSideById(AcDbObjectId ductId)
{
	TDsSide *pFind = NULL;
	int nCount = m_lstAllSide.Length();
	for (int i=0; i<nCount; i++)
	{
		TDsSide *side = m_lstAllSide[i];
		if (side->GetId() == ductId)
		{
			pFind = side;
			break;
		}
	}
	return pFind;
}

// 通过pt查找pNode是否在m_lstAllNode内
int TDuctLinkSys::FindNodeByPt(const XPoint &ptLoc) const
{
	int nIndex(-1);
	int nCount = m_lstAllNode.Length();
	for (int i=0; i<nCount; i++)
	{
		const TDsNode &node = m_lstAllNode[i];
		if (ptLoc.Distance(node.GetLocation()) < PS_SNAP)
		{
			nIndex = i;
			break;
		}
	}
	return nIndex;
}
//End TDuctLinkSys
///////////////////////////////////////////////////////////////////////





//////////////////////////////////////////////////////////////////////////////
//                                 TCalCornerPts
//////////////////////////////////////////////////////////////////////////////
BOOL TCalCornerPts::SetIdAndType(const DList<AcDbObjectId> &ducts,
								 const AcDbIntArray &aryTypes)
{
	int nLen1 = ducts.Length(),
		nLen2 = aryTypes.logicalLength();
	if ((nLen1!=nNum) || (nLen1!=nLen2))
	{
		return FALSE;
	}
	
	ClearSS();
	for (int i=0; i<nNum; i++)
	{
		ids.Append(new AcDbObjectId(ducts[i]));
		types.append(aryTypes[i]);
	}
	
	ws = ::GetWidths(id, ids, types);
	hs = ::GetHeights(id, ids, types);
	as = ::GetAngles(id, pt, ids, types);
	::GetSegs(id, pt, ids, types, ss);
	::GetVectors(id, pt, ids, types, vs);
	::GetDuctTrueMidPts(id, pt, ids, types, ps);
	SetFlange();
	return TRUE;
}

void TCalCornerPts::ClearSS()
{
	ids.Reset();
	vs.Reset();
	ss.Reset();
	ps.Reset();
	if (!types.isEmpty())
	{
		types.removeSubArray(0, types.logicalLength()-1);
	}
	if (!ws.isEmpty())
	{
		ws.removeSubArray(0, ws.logicalLength()-1);
	}
	if (!hs.isEmpty())
	{
		hs.removeSubArray(0, hs.logicalLength()-1);
	}
	if (!as.isEmpty())
	{
		as.removeSubArray(0, as.logicalLength()-1);
	}
	if (!flcs.isEmpty())
	{
		flcs.removeSubArray(0, flcs.logicalLength()-1);
	}
	if (!flhs.isEmpty())
	{
		flhs.removeSubArray(0, flhs.logicalLength()-1);
	}
}

void TCalCornerPts::SetFlange()
{
	for (int i=0; i<nNum; i++)
	{
		double dFlThick(0), dFlLen(0);
		if ((types[i] == 1) || (types[i] == 2)) // 此时的id一定不为空
		{
			OPENOBJ_BEGIN(id, AcDb::kForRead, TDbDuctNode, pNode);
			if (pNode == NULL)
			{
				return;
			}
			
			int nIndex = pNode->FindIdInLink(*ids[i]);
			if (nIndex != -1) // 存在连接关系
			{
				dFlLen = pNode->GetFlangeDis();
				dFlThick = pNode->GetFlangeThick();
			}
			OPENOBJ_END();
		}
		else
		{
			OPENOBJ_BEGIN(*ids[i], AcDb::kForRead, TDbDuct, pDuct);
			if (pDuct != NULL)
			{
				dFlLen = pDuct->GetFlChuTou();
				dFlThick = pDuct->GetFlThick();
			}
			OPENOBJ_END();
		}
		flcs.append(dFlLen);
		flhs.append(dFlThick);
	}
}


int TCalCornerPts::GetBigNum(int nNum1, int nNum2) // 获取较大管径的角标
{
	if (fabs(ws[nNum1]-ws[nNum2])<1.0E-3)
	{
		return hs[nNum1]>(hs[nNum2]-1.0E-3)?nNum1:nNum2;
	}
	return ws[nNum1]>(ws[nNum2]+1.0E-3)?nNum1:nNum2;
}

// 获取numArray中，最大数的索引号，注：当最大值对应多个索引号时，全部返回
AcDbIntArray TCalCornerPts::GetMaxNumIndexs(const AcGeDoubleArray &numArray)
{
	double dMax(0);
	int i(0), nIndex(0),
		nLen = numArray.logicalLength();
	for (i=0; i<nLen; i++) // 第一轮循环，找出最大的
	{
		double dNum = numArray[i];
		if (fabs(dMax)<1.0E-6 || dNum>(dMax+1.0E-6))
		{
			dMax = dNum;
			nIndex = i;
		}
	}
	
	AcDbIntArray indexArray;
	indexArray.append(nIndex);
	for (i=0; i<nLen; i++) // 第二轮循环，找出所有与最大值相等的
	{
		double dNum = numArray[i];
		if (i!=nIndex && fabs(dNum-dMax)<1.0E-6)
		{
			indexArray.append(i);
		}
	}
	return indexArray;
}


// 找出三、四通的主风管标号
int TCalCornerPts::GetMainNum()
{
	BOOL bFlag(FALSE); // 是否跳出外层循环
	int i(0), nMain(0), nTmp(0),
		nOther1(-1), nOther2 = nNum==3?5:-1;
	for (i=0; i<nNum&&!bFlag; i++)
	{
		for (int j=i+1; j<nNum; j++)
		{
			if (::IsParallel(*vs[i], *vs[j]) == 0) // 不平行
			{
				continue;
			}
			
			bFlag = TRUE;
			nTmp = GetBigNum(i, j); // 平行管径较大者
			::GetAnotherPipe(i, j, nOther1, nOther2); // 找出另外的管线标号
			if (nNum == 3)
			{
				nMain = nTmp; // 其他型
				if (nMod==4 || nMod==5 || nMod==11 || nMod==12) // Y、T型
				{
					nMain = nOther1;
				}
				else if (nMod == 6) // 平行
				{
					nMain = GetBigNum(nMain, nOther1); // 所有管径中最大的
				}
				break;
			}
			
			if (::IsParallel(*vs[nOther1], *vs[nOther2]) == 0) // 不平行
			{
				nMain = nTmp;
				break;
			}
			
			int nTmp2 = GetBigNum(nOther1, nOther2);
			nMain = GetBigNum(nTmp, nTmp2);
			break;
		}
	}
	
	if (!bFlag) // 没有平行管线
	{
		if (nNum == 3)
		{
			if ((nMod==6) || (nMod==9) || (nMod==10)) // 不允许，没有平行管线
			{
				return -1;
			}
		}

		AcDbIntArray indexArray = GetMaxNumIndexs(ws); // 比较所有管线的宽度值
		int nLen = indexArray.logicalLength();
		if (nLen == 1)
		{
			return indexArray[0];
		}
		
		AcGeDoubleArray tmpArray;
		for (i=0; i<nLen; i++)
		{
			int nIndex = indexArray[i];
			tmpArray.append(hs[nIndex]);
		}
		
		indexArray.removeSubArray(0, nLen-1);
		indexArray = GetMaxNumIndexs(tmpArray); // 比较等宽度的管线中，高度值
		nMain = (indexArray.logicalLength()==1)?indexArray[0]:0;
	}
	return nMain;
}

// 计算法兰正好不相交的长度
double TCalCornerPts::GetDistFl(int nNum1, int nNum2, double dAngle)
{
	double dFl = max(flcs[nNum1], flcs[nNum2]); // 较大的法兰出头长
	double dW1 = ws[nNum1]*0.5 + dFl,
		dW2 = ws[nNum2]*0.5 + dFl;
	double dSin = sin(dAngle); // 夹角的正弦
	double dDist = dW1*dW1 + dW2*dW2 + 2*dW1*dW2*sqrt(1-dSin*dSin);
	dDist = sqrt(dDist/(dSin*dSin) - dW1*dW1);
	return (dDist + 50);
}

XPoint TCalCornerPts::GetFlLocPt(int nNum, double dDist, XPoint pt)
{
	XVector3D vt = *vs[nNum];
	vt.Normalize();
	vt.Scale(dDist);
	return (pt + vt);
}

XPoint TCalCornerPts::GetIntPt(int nNum1, int nNum2)
{
	XPoint pt1 = *ps[nNum1], // 中心点在支管上的投影点
		pt2 = *ps[nNum2];
	pt1.z = pt2.z = 0;
	
	XPoint ptTmp1, ptTmp2;
	ads_polar(pt1, as[nNum1], 5*ws[nNum1], ptTmp1);
	ads_polar(pt2, as[nNum2], 5*ws[nNum2], ptTmp2);
	XLine line1(pt1, ptTmp1, LS_INFINITE),
		line2(pt2, ptTmp2, LS_INFINITE);
	if (line1.Intersection(&line2, ptTmp1) != 1) // 无交点
	{
		return XPoint();
	}
	ss[nNum1]->ProjectToMe(ptTmp1, ptTmp2);
	return ptTmp2; // 交点
}


//////////////////////////////////////////////////////////////
// 计算三通（试用于除9、10样式以外的三通）中主风管的缩进位置
XPoint TCalCornerPts::Cal3TMainDuctPt(int nMain, int nB1, int nB2)
{
	if (nMod == 11) // 60度叉型
	{
		double dA1 = (dRate*ws[nB1]+50) * (1-cos(PI/3)),
			dA2 = (dRate*ws[nB2]+50) * (1-cos(PI/3));
		double dB1 = (0.5*ws[nB1]+flcs[nB1])*sin(PI/3) + 50*cos(PI/3),
			dB2 = (0.5*ws[nB2]+flcs[nB2])*sin(PI/3) + 50*cos(PI/3);
		double dDist1 = dA1 + dB1*tan(PI/3), // 主管分别距离两支管中心线的距离
			dDist2 = dA2 + dB2*tan(PI/3);

		XPoint ptInt1 = GetIntPt(nMain, nB1), // 主管与支管1、主管与支管2中心线交点
			ptInt2 = GetIntPt(nMain, nB2);
		if ((ptInt1==XPoint()) || (ptInt2==XPoint()))
		{
			return XPoint(); // 不相交
		}
		ptInt1 = GetFlLocPt(nMain, dDist1, ptInt1);
		ptInt2 = GetFlLocPt(nMain, dDist2, ptInt2);

		XPoint ptTmp;
		ss[nMain]->ProjectToMe(pt, ptTmp);
		return ::GetFarPt(ptTmp, ptInt1, ptInt2);
	}

	double dDist(ws[nB1]*dRate + 50);
	if ((nMod==4) || (nMod==5) || (nMod==12)) // Y型系列
	{
		dDist = max(ws[nB1], ws[nB2]) * dRate + 50;
	}
	else if (nMod == 6) // 平行型
	{
		XPoint ptTmp;
		ss[nB1]->ProjectToMe(ss[nB2]->StartPoint(), ptTmp); // 两支管间距
		dDist = ss[nB2]->StartPoint().Distance(ptTmp) * 0.5;
	}
	else // 普通
	{
		XVector3D vtMain = *vs[nMain],
			vtP = *vs[nB2];
		int nPNum = (::IsParallel(vtMain, vtP)!=0)?nB2:nB1, // 平行
			nONum = (nPNum==nB2)?nB1:nB2; // 不平行
		vtP = *vs[nPNum];
		XVector3D vtO = *vs[nONum];
		if (::IsParallel(vtMain, vtP) != 0) // 真的平行
		{
			double dAngle = vtMain.AsAcGeVector3d().angleTo(vtO.AsAcGeVector3d());
			if (fabs(dAngle - PI/2) < 1.0E-5) // 直角
			{
				dDist = ws[nONum]*dRate + 50;
			}
			else // 保证法兰不相交
			{
				dAngle = (dAngle>PI/2+1.0E-5)?(PI-dAngle):dAngle;
				dDist = GetDistFl(nMain, nONum, dAngle);
			}
		}
		else // 三个都不平行
		{
			double dAng1 = vtMain.AsAcGeVector3d().angleTo(vtP.AsAcGeVector3d()),
				dAng2 = vtMain.AsAcGeVector3d().angleTo(vtO.AsAcGeVector3d());
			if (dAng1 < (PI/2.0-1.0E-3)) // 锐角
			{
				dAng1 = GetDistFl(nMain, nPNum, dAng1); // 保证法兰不相交
			}
			else // 直角、钝角
			{
				dAng1 = ws[nPNum]*dRate + 50;
			}

			if (dAng2 < (PI/2.0-1.0E-3)) // 锐角
			{
				dAng2 = GetDistFl(nMain, nONum, dAng2); // 保证法兰不相交
			}
			else // 直角、钝角
			{
				dAng2 = ws[nONum]*dRate + 50;
			}
			dDist = max(dAng1, dAng2);
		}
	}
	return GetFlLocPt(nMain, dDist, *ps[nMain]);
}

// 计算三通中支风管缩进点的位置
XPoint TCalCornerPts::Cal3TPoint(int nSelf, int nMain, int nOther)
{
	AcGeDoubleArray aryDist;
	AcGeVector3d vecSelf = vs[nSelf]->AsAcGeVector3d(); // 法向
	for (int i=0; i<2; i++)
	{
		int nNum = i==0?nMain:nOther;
		AcGeVector3d vec = vs[nNum]->AsAcGeVector3d();
		double dAngle = vecSelf.angleTo(vec), // 得到0～PI内的夹角
			dDist(0);
		if (dAngle < (PI/2.0-1.0E-3)) // 锐角
		{
			dDist = GetDistFl(nSelf, nNum, dAngle); // 保证法兰不相交
		}
		else // 直角、钝角
		{
			dDist = 0.5*(ws[nSelf]+ws[nMain])*dRate + 50;
		}
		aryDist.append(dDist);
	}
	
	if (aryDist.logicalLength() != 2)
	{
		return XPoint();
	}
	
	double dDist = max(aryDist[0], aryDist[1]);
	return GetFlLocPt(nSelf, dDist, *ps[nSelf]); // 获得缩进点
}

// 计算斜插三通样式中主、支风管缩进点的位置
void TCalCornerPts::Cal3TPoint9(int nMain, int nB1, double dAng, XPoint &ptM,
								XPoint &ptB1, XPoint &ptB2)
{
	int nB2(-1), nTmp(5);
	::GetAnotherPipe(nMain, nB1, nB2, nTmp);
	nTmp = ::IsParallel(*vs[nMain], *vs[nB1])?nB2:nB1; // 与主管不平行管线
	int nOther = (nTmp==nB1)?nB2:nB1;                  // 与主管平行管线

	AcGeVector3d vtO = vs[nOther]->AsAcGeVector3d(),
		vtT = vs[nTmp]->AsAcGeVector3d();
	double dCurrent = vtO.angleTo(vtT);
	if ((dCurrent<PI*4/9-1.0E-5) || (dCurrent>PI*11/18+1.0E-5))
	{
		ptM = Cal3TMainDuctPt(nMain, nB1, nB2);

		if (nTmp == nB2) // vt1与主风平行
		{
			ptB1 = Cal3TMainDuctPt(nB1, nMain, nB2);
			ptB2 = Cal3TPoint(nB2, nMain, nB1);
		}
		else // vt2与主风平行
		{
			ptB1 = Cal3TPoint(nB1, nMain, nB2);
			ptB2 = Cal3TMainDuctPt(nB2, nMain, nB1);
		}
		return;
	}

	double dTmp1 = GetDistFl(nTmp, nOther, dAng), // 保证法兰不相交
		dTmp2 = GetDistFl(nOther, nTmp, dAng),
		dTmp3 = ws[nTmp]*dRate + 50;
	double dDist1 = dTmp1*sin(dAng)+dTmp3*cos(dAng), // 不平行管缩进
		dDist2 = dTmp2 - dTmp1*cos(dAng) - dTmp3*(1-sin(dAng)); // 平行管缩进

	double dShort = max(flcs[nTmp], flcs[nOther])/tan(dAng*0.5) + 50, // 短线
		dTmp4 = dShort + ws[nTmp]/sin(dAng) + 0.5*(flhs[nMain] + flhs[nOther]);
	if ((dTmp4 > dTmp2 + 1.0E-6) && (nMod == 9)) // 无法相交
	{
		dTmp2 = dTmp4 + dShort;
	}

	double dDistM = dTmp2 - dDist2; // 主管缩进
	ptM = GetFlLocPt(nMain, dDistM, *ps[nMain]);

	if (nTmp == nB2)
	{
		TchPrivate::Exchange(dDist1, dDist2);
	}
	ptB1 = GetFlLocPt(nB1, dDist1, *ps[nB1]);
	ptB2 = GetFlLocPt(nB2, dDist2, *ps[nB2]);
}

// 计算叉型三通样式中支风管缩进点的位置
XPoint TCalCornerPts::Cal3TPoint11(int nSelf)
{
	double dDist = (dRate*ws[nSelf]+50) + (0.5*ws[nSelf]+flcs[nSelf]);
	dDist = dDist*sin(PI/3) + 50*cos(PI/3);
	return GetFlLocPt(nSelf, dDist, *ps[nSelf]);
}


//////////////////////////////////////////////////////////////
// 计算四通（试用于除6、7样式以外的四通）中主风管、支风管的缩进位置
XPoint TCalCornerPts::Cal4TPoint(int nSelf, int nNum1, int nNum2, BOOL bMain)
{
	XPointList ptLst;
	for (int i=0; i<2; i++)
	{
		int nNum = i==0?nNum1:nNum2; // 相临风管标号
		double dAngle = CT_acute_angle(as[nSelf] - as[nNum]),
			dDist = GetDistFl(nSelf, nNum, dAngle); // 保证法兰不相交
		if (dAngle > (PI/2 - 1.0E-3)) // 夹角大于等于90度
		{
			int nTmp = bMain?nNum:nSelf;
			dDist = ws[nTmp]*(dRate-0.5) + ws[nNum]*0.5 + 50;
		}

		XPoint ptInt = GetIntPt(nSelf, nNum), ptTmp; // 处理中心线交于不止一点
		if (ptInt == XPoint())
		{
			return XPoint();
		}
		ads_polar(ptInt, as[nSelf], dDist, ptTmp);
		ptLst.Append(new XPoint(ptTmp));
	}

	if (ptLst.Length() != 2)
	{
		return XPoint();
	}
	XPoint ptLoc = *ps[nSelf]; // 中心点在各管线中心线上的投影
	return ::GetFarPt(ptLoc, *ptLst[0], *ptLst[1]);
}

// 计算圆管四通样式中的主、支风管缩进点位置
void TCalCornerPts::Cal4TPoint7(int nMain, int nB1, int nB2, double dAng,
								XPoint &ptM, XPoint &pt1, XPoint &pt2, XPoint &pt3)
{
	int nB3(-1);
	::GetAnotherPipe(nMain, nB1, nB2, nB3); // 获取支管3的编号

	AcGeVector3d vtMain = vs[nMain]->AsAcGeVector3d(),
		vtB1 = vs[nB1]->AsAcGeVector3d(),
		vtB3 = vs[nB3]->AsAcGeVector3d();
	if (nMod == 6) // 不带弯头的圆管四通
	{
		if (vtMain.isPerpendicularTo(vtB1)==Adesk::kTrue || // 主管与支1垂直
			vtMain.isPerpendicularTo(vtB3)==Adesk::kTrue || // 主管与支3垂直
			vtB1.isParallelTo(vtB3)==Adesk::kTrue)          // 支1与支3平行
		{
			ptM = Cal4TPoint(nMain, nB1, nB3, TRUE); // 同方管四通缩进
			pt2 = Cal4TPoint(nB2, nB1, nB3, TRUE);
			pt1 = Cal4TPoint(nB1, nMain, nB2, FALSE);
			pt3 = Cal4TPoint(nB3, nMain, nB2, FALSE);
			return;
		}
	}

	double dAng1 = CT_acute_angle(as[nB1]-as[nB2]),
		dAng3 = CT_acute_angle(as[nB3]-as[nB2]);
	if (nMod == 7)
	{
		dAng1 = dAng; // 注：可备8.0允许输入两个角度使用
		dAng3 = dAng;
	}

	double dTmp1 = GetDistFl(nB1, nB2, dAng1), // 保证法兰不相交的距离
		dTmp3 = GetDistFl(nB3, nB2, dAng3);
	XPoint ptInt1 = GetIntPt(nB1, nB2), // 支管1与支管2、支管3与支管2中心线交点
		ptInt3 = GetIntPt(nB3, nB2);
	if ((ptInt1==XPoint()) || (ptInt3==XPoint()))
	{
		return; // 不相交
	}

	double dRadius1 = ws[nB1]*dRate + 50, // 弯头的曲率半径
		dRadius3 = ws[nB3]*dRate + 50;
	double dDist1 = (nMod==6)?dTmp1:(dTmp1*sin(dAng1)+dRadius1*cos(dAng1)),
		dDist3 = (nMod==6)?dTmp3:(dTmp3*sin(dAng3)+dRadius3*cos(dAng3));
	pt1 = GetFlLocPt(nB1, dDist1, ptInt1); // 支管1、3的缩进点
	pt3 = GetFlLocPt(nB3, dDist3, ptInt3);

	ptInt1 = GetIntPt(nB2, nB1); // 支管2与支管1、3中心线交点
	ptInt3 = GetIntPt(nB2, nB3);
	double dD1 = GetDistFl(nB2, nB1, dAng1), // 支管2距与支管1、3中心线交点的距离
		dD2 = GetDistFl(nB2, nB3, dAng3),
		dD3(dD1), dD4(dD2); // dD1、dD2会被修改，备份一份
	if (nMod == 7) // 带弯头的圆管四通
	{
		dD1 = dD1 - dTmp1*cos(dAng1) - dRadius1*(1-sin(dAng1));
		dD2 = dD2 - dTmp3*cos(dAng3) - dRadius3*(1-sin(dAng3));
	}
	XPoint ptTmp1 = GetFlLocPt(nB2, dD1, ptInt1),
		ptTmp2 = GetFlLocPt(nB2, dD2, ptInt3);
	XPoint ptFar = ::GetFarPt(pt, ss[nB2]->GetStartPoint(), ss[nB2]->GetEndPoint());
	pt2 = ::GetNearPt(ptFar, ptTmp1, ptTmp2); // 取一个较远点，作为支管2的缩进点

	double dD5 = (pt2==ptTmp1)?0:(ptTmp1.Distance(ptTmp2)), // 小短线距离修正
		dD6 = (pt2==ptTmp1)?(ptTmp1.Distance(ptTmp2)):0;
	ads_polar(ptTmp1, as[nB2], -dD3, ptTmp1);
	ads_polar(ptTmp2, as[nB2], -dD4, ptTmp2);
	ptInt1 = ::GetFarPt(ptFar, ptTmp1, ptTmp2); // 主管默认缩进点

	double dShort1 = max(flcs[nB2], flcs[nB1])/tan(dAng1*0.5)+50+dD5, // 短线
		dShort3 = max(flcs[nB2], flcs[nB3])/tan(dAng3*0.5)+50+dD6;
	dDist1 = dShort1+ws[nB1]/sin(dAng1)+0.5*(flhs[nMain]+flhs[nB2]);
	dDist3 = dShort3+ws[nB3]/sin(dAng3)+0.5*(flhs[nMain]+flhs[nB2]);
	double dDist = ptInt1.Distance(pt2);
	dDist = (dDist1>dDist+1.0E-3)?(dDist1+dShort1):dDist;
	dDist = (dDist3>dDist+1.0E-3)?(dDist3+dShort3):dDist;
	ads_polar(pt2, as[nB2], -dDist, ptInt3);
	ss[nMain]->ProjectToMe(ptInt3, ptM); // 修正后的主管缩进点
}
//End TCalCornerPts
///////////////////////////////////////////////////////////////////////





/////////////////////////////////////////////////////////////////////////////////
//                           所需要的全局函数
/////////////////////////////////////////////////////////////////////////////////
/*----------------------------------------------------------------------------*
* 函数名称:   GetNodeType
* 功能描述:   通过与节点连接的管线数量，判断并返回节点类型
* 参    数:   [in] id：被判断节点的ID
              [in] ptLoc：节点的位置
			  [in] aryType：节点最新连接的管线类型
			  [in] lstDuct：节点最新连接的管线
* 返 回 值:   返回节点类型
* 历    史:   
* 备    注:   
-----------------------------------------------------------------------------*/
TDbDuctNode::DuctNodeType GetNodeType(const AcDbObjectId id,
									  const XPoint &ptLoc,
									  const AcDbIntArray &types,
									  const DList<AcDbObjectId> &ids)
{
	int nLen = ids.Length();
	if (nLen == 1)
	{
		return TDbDuctNode::kStem; // 一般堵头
	}
	else if (nLen == 3)
	{
		return TDbDuctNode::k3Corner; // 三通
	}
	else if (nLen == 4)
	{
		return TDbDuctNode::k4Corner; // 四通
	}
	else if (nLen != 2)
	{
		return TDbDuctNode::kOther; // 其他
	}
		
	DList<XVector3D> lstVts;
	::GetVectors(id, ptLoc, ids, types, lstVts);
	if (lstVts.Length() != 2)
	{
		return TDbDuctNode::kOther; // 其他
	}
	
	if (::IsParallel(*lstVts[0], *lstVts[1]) != 0) // 平行或相反
	{
		BOOL bCircle1 = ::IsCircleDuct(id, ids[0], types[0]),
			bCircle2 = ::IsCircleDuct(id, ids[1], types[1]);
		if (bCircle1 != bCircle2)
		{
			return TDbDuctNode::kTianYuanDiFang; // 天圆地方
		}
		
		DList<XCurveSegment> lstSegs;
		::GetSegs(id, ptLoc, ids, types, lstSegs);
		AcGeDoubleArray widths = ::GetWidths(id, ids, types),
			highs = ::GetHeights(id, ids, types);
		if (widths.logicalLength()!=2 || highs.logicalLength()!=2 ||
			lstSegs.Length()!=2)
		{
			return TDbDuctNode::kOther;
		}

		BOOL bIsVDuct1 = ::IsVerDuct(id, ids[0], types[0]),
			bIsVDuct2 = ::IsVerDuct(id, ids[1], types[1]);
		if (bIsVDuct1 && bIsVDuct2) // 连接两个立管
		{
			if (fabs(widths[0]-widths[1])<1.0E-3 &&	fabs(highs[0]-highs[1])<1.0E-3)
			{
				return TDbDuctNode::kOther;
			}
			return TDbDuctNode::kTapered; // 变径
		}

		double dEleMid1 = lstSegs[0]->StartPoint().z,
			dEleMid2 = lstSegs[1]->StartPoint().z,
			dEleUp1 = bCircle1?(dEleMid1+widths[0]/2):(dEleMid1+highs[0]/2),
			dEleUp2 = bCircle2?(dEleMid2+widths[1]/2):(dEleMid2+highs[1]/2),
			dEleLow1 = bCircle1?(dEleMid1-widths[0]/2):(dEleMid1-highs[0]/2),
			dEleLow2 = bCircle2?(dEleMid2-widths[1]/2):(dEleMid2-highs[1]/2);
		BOOL bSame1 = fabs(dEleMid1-dEleMid2) < 1.0E-6,
			bSame2 = fabs(dEleUp1-dEleUp2) < 1.0E-6,
			bSame3 = fabs(dEleLow1-dEleLow2) < 1.0E-6;
		
		XCurveSegment segUp1 = lstSegs[0]->Offset(-widths[0]/2, LS_FINITE),
			segUp2 = lstSegs[1]->Offset(widths[1]/2, LS_FINITE),
			segLow1 = lstSegs[0]->Offset(widths[0]/2, LS_FINITE),
			segLow2 = lstSegs[1]->Offset(-widths[1]/2, LS_FINITE),
			segMid1 = *lstSegs[0],
			segMid2 = *lstSegs[1];
		segUp1.SetElevation(0);
		segUp2.SetElevation(0);
		segLow1.SetElevation(0);
		segLow2.SetElevation(0);
		segMid1.SetElevation(0);
		segMid2.SetElevation(0);
		BOOL bIsLine1 = ::Is2SegOnSeg(segUp1, segUp2),
			bIsLine2 = ::Is2SegOnSeg(segLow1, segLow2),
			bIsLine3 = ::Is2SegOnSeg(segMid1, segMid2);
		
		if (bSame1 && bSame2 && bSame3) // 三个标高都相等，三种情况都有可能
		{
			if (bIsLine1 && bIsLine2 && bIsLine3) // 三条共线边
			{
				return TDbDuctNode::kOther;
			}
			else if (bIsLine1 || bIsLine2 || bIsLine3) // 一条共线边
			{
				return TDbDuctNode::kTapered;
			}
			return TDbDuctNode::kYiZiElbow;
		}
		else if (bSame1 || bSame2 || bSame3) // 只有一个标高相等，不可能是法兰
		{
			if (bIsLine1 || bIsLine2 || bIsLine3)
			{
				return TDbDuctNode::kTapered;
			}
			return TDbDuctNode::kYiZiElbow;
		}
		else // 没有相等的标高，乙字弯或者其他
		{
			if (bIsLine3) // 中心线共线
			{
				return TDbDuctNode::kYiZiElbow;
			}
			else if (bIsLine1 || bIsLine2)
			{
				return TDbDuctNode::kTapered;
			}
			return TDbDuctNode::kOther;
		}
	}
	else // 相交
	{
		if ((types[0] == 3) || (types[1] == 3))
		{
			return TDbDuctNode::kTaoDong;
		}
		
		if (fabs(lstVts[0]->z)<0.001 && fabs(lstVts[1]->z)<0.001)
		{
			return TDbDuctNode::kElbow; // 弯头
		}
		return TDbDuctNode::kKouElbow; // 扣弯
	}
}


/*============================================================================*
* 函 数 名：    GetCornerBranchNums
* 功能描述：    找出三、四通的支风管标号
* 备    注：    以主风管为起点，逆时针旋转依次得到标号
==============================================================================*/
AcDbIntArray GetCornerBranchNums(const AcDbObjectId id, const XPoint &ptLoc,
								 const DList<AcDbObjectId> &ids,
								 const AcDbIntArray &types, const int &nMain)
{
	AcDbIntArray branchArray;
	DList<XVector3D> lstVt;
	::GetVectors(id, ptLoc, ids, types, lstVt); // 法向
	if (lstVt.Length() != ids.Length())
	{
		return branchArray;
	}

	AcGeVector3d vtMain = lstVt[nMain]->AsAcGeVector3d(),
		vtTmp = vtMain.perpVector(),
		refVec = vtMain.crossProduct(vtTmp); // 参考向量
	double dMaxAng(0), dMinAng(0);
	int nLen = ids.Length(),
		nMax(0), nMin(0);
	for (int i=0; i<nLen; i++)
	{
		if (i != nMain)
		{
			AcGeVector3d vt = lstVt[i]->AsAcGeVector3d();
			double dTmpAng = vtMain.angleTo(vt, refVec);
			if (fabs(dMaxAng)<1.0E-6 || dTmpAng>(dMaxAng+1.0E-6))
			{
				dMaxAng = dTmpAng;
				nMax = i;
			}
			else if (fabs(dMaxAng)>1.0E-6 && fabs(dTmpAng-dMaxAng)<1.0E-6 && nLen==3)
			{
				nMin = i; // 以下代码特殊处理“平行三通”中的支管问题
				DList<XCurveSegment> lstSegs;
				::GetSegs(id, ptLoc, ids, types, lstSegs);
				XPoint ptMax, ptMin;
				lstSegs[nMax]->ProjectToMe(ptLoc, ptMax);
				lstSegs[nMin]->ProjectToMe(ptLoc, ptMin);
				if (::IsParallel(XVector3D(vtTmp), XVector3D(ptMax-ptMin)) == 1)
				{
					TchPrivate::Exchange(nMax, nMin);
				}
				continue;
			}

			if (fabs(dMinAng)<1.0E-6 || dTmpAng<(dMinAng-1.0E-6))
			{
				dMinAng = dTmpAng;
				nMin = i;
			}
		}
	}

	branchArray.append(nMin);
	branchArray.append(nMax);
	if (nLen == 4)
	{
		int nTmp(-1);
		::GetAnotherPipe(nMain, nMin, nMax, nTmp);
		branchArray.insertAt(1, nTmp);
	}
	return branchArray;
}

/*============================================================================*
* 函 数 名：    GetVDuctNums
* 功能描述：    找出三通连接的立管标号
==============================================================================*/
void Get3TVDuctNums(AcDbObjectId id, const DList<AcDbObjectId> &ids,
					const AcDbIntArray &types, int &nVDuct1, int &nVDuct2)
{
	if ((ids.Length() != 3) || (types.logicalLength() != 3))
	{
		return;
	}

	int nSum(0);
	for (int j=0; j<3; j++)
	{
		if (::IsVerDuct(id, ids[j], types[j]))
		{
			nSum += (2*j+1);
		}
	}
	
	if (nSum==9 || nSum==0)
	{
		return; // 没有立管或三根立管
	}
	
	if (nSum==4 || nSum==6 || nSum==8) // 连1个水平管，2个立管的情况
	{
		int nHDuct = (nSum-8)/(-2), nTmp(5);
		::GetAnotherPipe(nHDuct, nVDuct1, nVDuct2, nTmp); // 获取立管编号
		return;
	}
	nVDuct1 = (nSum-1)/2; // 连2个水平管，1个立管的情况
}