54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
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//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TGGeCurveSegment 类
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// = Version : ver2.0
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// = Author : wlw
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// = CreateDate : 2002-09-09
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// = Description: TGGeCurveSegment 定义
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#include "StdAfx.h"
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#include "TGGiWallVector.h"
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#include "TSortWallOnPt.h"
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#include "TAecSpaceWall.h"
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#include "TEntitySet.h"
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#include "TADSGePoint3d.h"
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TGGiWallVector::TGGiWallVector(TAecSpaceWall *pWallData, ads_real dDir)
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: pWall(pWallData), nDirection(dDir)
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{
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}
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// 以ptLoc为参考点定义方向,返回左边的曲线
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// Bugs: When a Arc The direction of start and end is exact same
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// 考虑了墙体标高, 用区域来判断两端点是否相等
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TGGeCurveSegment TGGiWallVector::LeftCurve(TSortWallOnPt *pNode, int nFlg)
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{
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ASSERT(pNode != NULL);
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TADSGePoint3d &ptStart = pWall->StartPoint();
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return (pNode->ExactInclude(ptStart) ? pWall->Offset(-pWall->GetWidth(0), nFlg)
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: pWall->Offset(pWall->GetWidth(1), nFlg));
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}
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// 以ptLoc为参考点定义方向,返回右边的曲线
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// 考虑了墙体标高, 用区域来判断两端点是否相等
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TGGeCurveSegment TGGiWallVector::RightCurve(TSortWallOnPt *pNode, int nFlg)
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{
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ASSERT(pNode != NULL);
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TADSGePoint3d &ptStart = pWall->StartPoint();
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return (pNode->ExactInclude(ptStart) ? pWall->Offset(pWall->GetWidth(1), nFlg)
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: pWall->Offset(-pWall->GetWidth(0), nFlg));
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}
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// 0--equal; 1--not equal
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int TGGiWallVector::FindByEntity(const TGGiWallVector *ptrSrc, const void *ptrEnt)
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{
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int nEqual = ptrSrc->pWall->m_ent == *(const TEntitySet *)ptrEnt;
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return !nEqual;
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}
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