ObjectArx临时反应器例子

// (C) Copyright 2002-2005 by Autodesk, Inc. // // Permission to use, copy, modify, and distribute this software in // object code form for any purpose and without fee is hereby granted, // provided that the above copyright notice appears in all copies and // that both that copyright notice and the limited warranty and // restricted rights notice below appear in all supporting // documentation. // // AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS. // AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF // MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. AUTODESK, INC. // DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE // UNINTERRUPTED OR ERROR FREE. // // Use, duplication, or disclosure by the U.S. Government is subject to // restrictions set forth in FAR 52.227-19 (Commercial Computer // Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii) // (Rights in Technical Data and Computer Software), as applicable. // //----------------------------------------------------------------------------- //----- ArxMyObjReactor.cpp : Implementation of ArxMyObjReactor //----------------------------------------------------------------------------- #include "StdAfx.h" #include "ArxMyObjReactor.h" #include <tchar.h> //----------------------------------------------------------------------------- ACRX_CONS_DEFINE_MEMBERS(ArxMyObjReactor, AcDbObjectReactor, 1) //----------------------------------------------------------------------------- ArxMyObjReactor::ArxMyObjReactor () : AcDbObjectReactor() { } //----------------------------------------------------------------------------- ArxMyObjReactor::~ArxMyObjReactor () { int nLen = m_idLineArray.length(); for (int i = 0; i < nLen; i++) { AcDbObjectPointer<AcDbEntity> ptrTmp(m_idLineArray[i], AcDb::kForWrite); ptrTmp->removeReactor(this); ptrTmp->close(); } } // ----------------------------------------------------------------------------- void ArxMyObjReactor::modified(const AcDbObject * dbObj) { AcDbLine *pLine = AcDbLine::cast(dbObj); if (pLine) { AcGePoint3d pt1, pt2; pLine->getStartPoint(pt1); pLine->getEndPoint(pt2); //const char* cstr = dbObj->isA()->name(); acutPrintf(_T("\n直线的起点=%.3f, %.3f, 终点=%.3f, %.3f"), pt1.x, pt1.y, pt2.x, pt2.y); AcGeVector3d vecDirect = pt2 - pt1; AcGeVector3d vecPerp = vecDirect.perpVector(); vecPerp.normalize(); int nLen = m_idLineArray.length(); for (int i = 0; i < nLen; i++) { AcGePoint3d ptStart, ptEnd; ptStart = pt1 + i * vecPerp; ptEnd = pt2 + i * vecPerp; AcDbObjectPointer<AcDbLine> ptrLine(m_idLineArray[i], AcDb::kForWrite) ; if (ptrLine.openStatus() != Acad::eOk) { continue; } ptrLine->setStartPoint(ptStart); ptrLine->setEndPoint(ptEnd); ptrLine->close(); } } else { // const char* cstr = dbObj->isA()->name(); acutPrintf(_T("\n请选择直线")); } return; //AcDbObjectReactor::modified (dbObj) ; } // ----------------------------------------------------------------------------- void ArxMyObjReactor::erased(const AcDbObject * dbObj, Adesk::Boolean pErasing) { AcDbLine *pLine = AcDbLine::cast(dbObj); if (pLine) { acutPrintf(_T("\n删除直线")); } else { //const char* cstr = dbObj->isA()->name(); acutPrintf(_T("\n请选择直线")); } } void ArxMyObjReactor::AddEventSender( const AcDbObjectId& idObj ) { m_idLineArray.append(idObj); }