用ObjectARX开发AutoCAD2000应用程序配套源码老虎工作室

1、老虎工作室实例exam03 画直线 获取用户输入点exam04a 打开已存在文件建立浏览器对象ID数组获取当前块表指针常事务处理普通快（改变部分实体属性）exam04b 交互选择实体 扩展数据加入 调用扩展数据exam05a 创建新块表记录 创建一带属性快 创建一属性实体 遍历块中实体exam06a 获取用户选择集 建立组，并向其中加入选择集实体 遍历并改变组实体exam06b 向字典对象中加入扩展集 调用扩展集数据exam07 建立基于MFC的对话框 拾取点exam08 建一基于AcdbObject的派生类 应用类向字典加入数据并提取exam09 建一基于拖动的类 实现拖动创建椭圆exam1

2、0a 建一临时数据库反映器exam10b 建派生于AcdbObject的派生类 建一有名对象词典纪录 将反映器对象加入词典纪录中 用addPersistanReactor附着实体exam13 派生于AcdbEntity画一自定义网格exam14 判断实体类型交互选择实体转化为AcGe对象求实体交点exam032exam04a2exam04b4exam05a7exam06a11exam06b13exam0715exam0820exam0923exam10a25exam10b26exam1329exam1432exam03 #include <adslib.h> #include &l

3、t;rxdlinkr.h> #include <aced.h> #include <dbents.h> #include <geassign.h> #include <dbsymtb.h> #include <dbapserv.h>Acad:ErrorStatus newLine();void addLineCommand()/BEGIN_LEVEL_ADVANCED if (newLine()=Acad:eOk) acutPrintf("Successn"); else acutPrintf("F

4、ailedn");/END_LEVEL_ADVANCEDAcad:ErrorStatus postToDatabase(/*in*/AcDbEntity* pEnt,/*out*/AcDbObjectId& idObj)Acad:ErrorStatus es;AcDbBlockTable*pBlockTable;AcDbBlockTableRecord* pSpaceRecord;/确定当前有正在工作的数据库 if (acdbHostApplicationServices()->workingDatabase()=NULL) return Acad:eNoDatabas

5、e; /获得当前图形的指针 /获得图形的块表，打开准备读取数据 if (es = acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb:kForRead)=Acad:eOk)/获得建模空间的记录，打开准备写数据 if (es = pBlockTable->getAt(ACDB_MODEL_SPACE, pSpaceRecord, AcDb:kForWrite)=Acad:eOk) /添加实体指针到建模空间后关闭指针和建模空间记录 if (es = pSpaceReco

6、rd->appendAcDbEntity(idObj, pEnt)=Acad:eOk) pEnt->close(); pSpaceRecord->close(); /关闭块表 pBlockTable->close(); /返回状态信息return es;Acad:ErrorStatus newLine()ads_point pt1, pt2;/定义两个ads_point的点int retval;try /从用户处获得第一点if (retval = acedGetPoint(NULL, "nSelect lower left: ", pt1) != R

7、TNORM) throw retval;/以第一点为基点, 从用户处获得第二点.if (retval = acedGetPoint(pt1, "nSelect upper right: ", pt2) != RTNORM)throw retval;catch (int e)if (e = RTCAN) /判断输入错误程序中断return Acad:eUserBreak;if (e = RTERROR) /判断无效输入return Acad:eInvalidInput;/ 将ads_point类型的点转换为AcGePoint3d类型之后创建直线AcDbLine* pLine

8、= new AcDbLine(asPnt3d(pt1), asPnt3d(pt2);/如果创建直线出错,返回错误信息if (!pLine)acedAlert("Not enough memory to create a Line!");return Acad:eOutOfMemory; AcDbObjectId id; /定义对象IDreturn postToDatabase(pLine, id);extern "C" AcRx:AppRetCode acrxEntryPoint(AcRx:AppMsgCode msg, void* pkt) switc

9、h (msg) case AcRx:kInitAppMsg: acrxDynamicLinker->unlockApplication(pkt); acrxDynamicLinker->registerAppMDIAware(pkt); /注册命令 acedRegCmds->addCommand("EXAM03","addline","addline",ACRX_CMD_MODAL,addLineCommand); break; case AcRx:kUnloadAppMsg: /当应用程序卸载后,为防止AUOTCA

10、D调用此命令,产生不必要的 /错误,移走命令组 acedRegCmds->removeGroup("EXAM03"); break; return AcRx:kRetOK;exam04a#include <rxregsvc.h>#include <aced.h>#include <dbidmap.h>#include <lngtrans.h>#include <dbltrans.h>#include <dbmain.h>#include <dbsymtb.h>#include <

11、dbents.h>#include <dbapserv.h>#include <adslib.h>voidrefEdit() AcDbObjectId transId; AcDbDatabase* pDb; char *fname; struct resbuf *rb; rb = acutNewRb(RTSTR); int stat = acedGetFileD("Pick a drawing", NULL, "dwg", 0, rb); if (stat != RTNORM) | (rb = NULL) acutPrint

12、f("nYou must pick a drawing file."); return; fname = (char*)acad_malloc(strlen(rb->resval.rstring) + 1); strcpy(fname, rb->resval.rstring); acutRelRb(rb); pDb = new AcDbDatabase(Adesk:kFalse); if (pDb->readDwgFile(fname) != Acad:eOk) acutPrintf("nSorry, that draing is probabl

13、y already open."); return; AcDbBlockTable *pBlockTable; pDb->getSymbolTable(pBlockTable, AcDb:kForRead); AcDbBlockTableRecord *pOtherMsBtr; pBlockTable->getAt(ACDB_MODEL_SPACE, pOtherMsBtr, AcDb:kForRead); pBlockTable->close(); AcDbBlockTableRecordIterator *pIter; pOtherMsBtr->newIt

14、erator(pIter); AcDbObjectIdArray objIdArray; for (pIter->start(); !pIter->done(); pIter->step() AcDbEntity *pEntity; pIter->getEntity(pEntity, AcDb:kForRead); if (pEntity->isKindOf(AcDbCircle:desc() objIdArray.append(pEntity->objectId(); pEntity->close(); delete pIter; pOtherMsB

15、tr->close(); if (objIdArray.isEmpty() acad_free(fname); acutPrintf("nYou must pick a drawing file that contains circles."); return; AcDbBlockTable *pThisBlockTable; acdbHostApplicationServices()->workingDatabase() ->getSymbolTable(pThisBlockTable, AcDb:kForRead); AcDbBlockTableRec

16、ord *pThisMsBtr; pThisBlockTable->getAt(ACDB_MODEL_SPACE, pThisMsBtr, AcDb:kForWrite); pThisBlockTable->close(); AcDbObjectId id = pThisMsBtr->objectId(); pThisMsBtr->close(); AcDbIdMapping errorMap; acapLongTransactionManagerPtr()->checkOut(transId, objIdArray, id, errorMap); int col

17、orIndex;double radius; acedGetInt("nEnter color number to circles center line: ", &colorIndex);acedGetReal("nEnter circle radius: ",&radius);if (radius<=0)acutPrintf("nError:Radius can't less than 0!");return; AcDbObject* pObj; if (acdbOpenObject(pObj, tr

18、ansId, AcDb:kForRead) = Acad:eOk) AcDbLongTransaction* pLongTrans = AcDbLongTransaction:cast(pObj); if (pLongTrans != NULL) AcDbLongTransWorkSetIterator* pWorkSetIter; pLongTrans->newWorkSetIterator(pWorkSetIter); for (pWorkSetIter->start(); !pWorkSetIter->done(); pWorkSetIter->step() Ac

19、DbEntity *pEntity; acdbOpenAcDbEntity(pEntity, pWorkSetIter->objectId(), AcDb:kForWrite); pEntity->setColorIndex(colorIndex);(AcDbCircle*)pEntity)->setRadius(radius); pEntity->close(); delete pWorkSetIter; pObj->close(); char str132; acedGetString(0, "nSee the new colors and radi

20、us. Press return to back", str); acapLongTransactionManagerPtr()->checkIn(transId, errorMap); pDb->saveAs(fname); delete pDb; pDb = NULL; acad_free(fname);voidinitApp() acedRegCmds->addCommand("EXAM04A", "LONGTRANS", "LONGTRANS", ACRX_CMD_MODAL, refEdit);v

21、oid unloadApp() acedRegCmds->removeGroup("EXAM04A");extern "C" AcRx:AppRetCode acrxEntryPoint(AcRx:AppMsgCode msg, void* appId) switch (msg) case AcRx:kInitAppMsg: acrxDynamicLinker->unlockApplication(appId); acrxDynamicLinker->registerAppMDIAware(appId); initApp(); brea

22、k; case AcRx:kUnloadAppMsg: unloadApp(); break; case AcRx:kLoadDwgMsg: break; case AcRx:kUnloadDwgMsg: break; case AcRx:kInvkSubrMsg: break; default: ; return AcRx:kRetOK;exam04b#include <stdlib.h>#include <string.h>#include <rxobject.h>#include <rxregsvc.h>#include <aced.

23、h>#include <dbsymtb.h>#include <adslib.h>#include "acestext.h"void printXdata();void addXdata();void printList(struct resbuf* pRb);AcDbObject* selectObject(AcDb:OpenMode openMode);void initApp();void unloadApp();extern "C"AcRx:AppRetCode acrxEntryPoint(AcRx:AppMsgC

24、ode, void*);voidprintXdata() AcDbObject *pObj; if (pObj = selectObject(AcDb:kForRead) = NULL) return; char appname133; if (acedGetString(NULL, "nEnter the desired Xdata application name: ", appname) != RTNORM) return; struct resbuf *pRb; pRb = pObj->xData(appname); if (pRb != NULL) prin

25、tList(pRb); acutRelRb(pRb); else acutPrintf("nNo xdata for this appname"); pObj->close();void addXdata() AcDbObject* pObj = selectObject(AcDb:kForRead); if (!pObj) acutPrintf("Error selecting objectn"); return; char appName132, resString200; appName0 = resString0 = '0'

26、 acedGetString(NULL, "Enter application name: ", appName); acedGetString(NULL, "Enter string to be added: ", resString); struct resbuf *pRb, *pTemp; pRb = pObj->xData(appName); if (pRb != NULL) for (pTemp = pRb; pTemp->rbnext != NULL; pTemp = pTemp->rbnext) ; else acdbRe

27、gApp(appName); pRb = acutNewRb(AcDb:kDxfRegAppName); pTemp = pRb; pTemp->resval.rstring = (char*) malloc(strlen(appName) + 1); strcpy(pTemp->resval.rstring, appName); pTemp->rbnext = acutNewRb(AcDb:kDxfXdAsciiString); pTemp = pTemp->rbnext; pTemp->resval.rstring = (char*) malloc(strle

28、n(resString) + 1); strcpy(pTemp->resval.rstring, resString); pObj->upgradeOpen(); pObj->setXData(pRb); pObj->close(); acutRelRb(pRb);voidprintList(struct resbuf* pRb) int rt, i; char buf133; for (i = 0;pRb != NULL;i+, pRb = pRb->rbnext) if (pRb->restype < 1010) rt = RTSTR; else

29、if (pRb->restype < 1040) rt = RT3DPOINT; else if (pRb->restype < 1060) rt = RTREAL; else if (pRb->restype < 1071) rt = RTSHORT; else if (pRb->restype = 1071) rt = RTLONG; else rt = pRb->restype; switch (rt) case RTSHORT: if (pRb->restype = RTSHORT) acutPrintf( "RTSHOR

30、T : %dn", pRb->resval.rint); else acutPrintf("(%d . %d)n", pRb->restype, pRb->resval.rint); ; break; case RTREAL: if (pRb->restype = RTREAL) acutPrintf("RTREAL : %0.3fn", pRb->resval.rreal); else acutPrintf("(%d . %0.3f)n", pRb->restype, pRb->r

31、esval.rreal); ; break; case RTSTR: if (pRb->restype = RTSTR) acutPrintf("RTSTR : %sn", pRb->resval.rstring); else acutPrintf("(%d . "%s")n", pRb->restype, pRb->resval.rstring); ; break; case RT3DPOINT: if (pRb->restype = RT3DPOINT) acutPrintf( "RT3DP

32、OINT : %0.3f, %0.3f, %0.3fn", pRb->resval.rpointX, pRb->resval.rpointY, pRb->resval.rpointZ); else acutPrintf("(%d %0.3f %0.3f %0.3f)n", pRb->restype, pRb->resval.rpointX, pRb->resval.rpointY, pRb->resval.rpointZ); break; case RTLONG: acutPrintf("RTLONG : %dl

33、n", pRb->resval.rlong); break; if (i = 23) && (pRb->rbnext != NULL) i = 0; acedGetString(0, "Press <ENTER> to continue.", buf); AcDbObject*selectObject(AcDb:OpenMode openMode) int ss; ads_name en; ads_point pt; ss = acedEntSel("nSelect an Entity: ", en, p

34、t); AcDbObjectId eId;if (ss!=RTNORM) acutPrintf("Selection error, Return Code=%dn",ss); return NULL; Acad:ErrorStatus retStat; retStat = acdbGetObjectId(eId, en); if (retStat != Acad:eOk) acutPrintf("nacdbGetObjectId failed"); acutPrintf("nen=(%lx,%lx), retStat=%dn", en

35、0, en1, eId); return NULL; AcDbObject* obj; if (retStat = acdbOpenObject(obj, eId, openMode) != Acad:eOk) acutPrintf("acdbOpenEntity failed: ename:(%lx,%lx)," " mode:%d retStat:%d", en0, en1, openMode, retStat); return NULL; return obj;voidinitApp() acedRegCmds->addCommand(&qu

36、ot;EXAM04B", "PRINTX", "PRINTX", ACRX_CMD_MODAL, printXdata); acedRegCmds->addCommand("EXAM04B", "ADDXDATA", "ADDXDATA", ACRX_CMD_MODAL, addXdata);voidunloadApp() acedRegCmds->removeGroup("EXAM04B");AcRx:AppRetCodeacrxEntryPoint(

37、AcRx:AppMsgCode msg, void* appId) switch (msg) case AcRx:kInitAppMsg: acrxDynamicLinker->unlockApplication(appId);acrxDynamicLinker->registerAppMDIAware(appId); initApp(); break; case AcRx:kUnloadAppMsg: unloadApp(); return AcRx:kRetOK;exam05a#include <string.h>#include <stdlib.h>#

38、include <aced.h>#include <dbents.h>#include <dbsymtb.h>#include <dbapserv.h>#include <geassign.h>#include <adscodes.h>void printAll();void makeABlock();void createPolyline();void addBlockWithAttributes();void defineBlockWithAttributes(AcDbObjectId&, const AcGe

39、Point3d&, double, double);void initApp();void unloadApp();extern "C" AcRx:AppRetCodeacrxEntryPoint(AcRx:AppMsgCode msg, void* appId);voidmakeABlock() AcDbBlockTableRecord *pBlockTableRec = new AcDbBlockTableRecord(); pBlockTableRec->setName("NO-ATTR"); AcDbBlockTable *pBlo

40、ckTable = NULL; acdbHostApplicationServices()->workingDatabase() ->getSymbolTable(pBlockTable, AcDb:kForWrite); AcDbObjectId blockTableRecordId; pBlockTable->add(blockTableRecordId, pBlockTableRec); pBlockTable->close(); AcDbLine *pLine = new AcDbLine(); AcDbObjectId lineId; pLine->se

41、tStartPoint(AcGePoint3d(3, 3, 0); pLine->setEndPoint(AcGePoint3d(6, 6, 0); pLine->setColorIndex(3); pBlockTableRec->appendAcDbEntity(lineId, pLine); pLine->close(); pBlockTableRec->close();voiddefineBlockWithAttributes( AcDbObjectId& blockId, const AcGePoint3d& basePoint, doub

42、le textHeight, double textAngle) int retCode = 0; AcDbBlockTable *pBlockTable = NULL; AcDbBlockTableRecord* pBlockRecord = new AcDbBlockTableRecord; AcDbObjectId entityId; pBlockRecord->setName("BLOCK-WITH-ATTR"); pBlockRecord->setOrigin(basePoint); acdbHostApplicationServices()->

43、workingDatabase() ->getSymbolTable(pBlockTable, AcDb:kForWrite); pBlockTable->add(blockId, pBlockRecord); AcDbCircle *pCircle = new AcDbCircle; pCircle->setCenter(basePoint); pCircle->setRadius(textHeight * 4.0); pCircle->setColorIndex(3); pBlockRecord->appendAcDbEntity(entityId, p

44、Circle); pCircle->close(); AcDbAttributeDefinition *pAttdef = new AcDbAttributeDefinition; pAttdef->setPosition(basePoint); pAttdef->setHeight(textHeight); pAttdef->setRotation(textAngle); pAttdef->setHorizontalMode(AcDb:kTextLeft); pAttdef->setVerticalMode(AcDb:kTextBase); pAttdef

45、->setPrompt("Prompt"); pAttdef->setTextString("DEFAULT"); pAttdef->setTag("Tag"); pAttdef->setInvisible(Adesk:kFalse); pAttdef->setVerifiable(Adesk:kFalse); pAttdef->setPreset(Adesk:kFalse); pAttdef->setConstant(Adesk:kFalse); pAttdef->setFieldLe

46、ngth(25); pBlockRecord->appendAcDbEntity(entityId, pAttdef); AcDbAttributeDefinition *pAttdef2 = AcDbAttributeDefinition:cast(pAttdef->clone(); AcGePoint3d tempPt(basePoint); tempPt.y -= pAttdef2->height(); pAttdef2->setPosition(tempPt); pAttdef2->setColorIndex(1); pAttdef2->setCon

47、stant(Adesk:kTrue); pBlockRecord->appendAcDbEntity(entityId, pAttdef2); pAttdef->close(); pAttdef2->close(); pBlockRecord->close(); pBlockTable->close(); return;voidaddBlockWithAttributes() AcGePoint3d basePoint; if (acedGetPoint(NULL, "nEnter insertion point: ", asDblArray(

48、basePoint) != RTNORM) return; double textAngle; if (acedGetAngle(asDblArray(basePoint), "nEnter rotation angle: ", &textAngle) != RTNORM) return; double textHeight; if (acedGetDist(asDblArray(basePoint), "nEnter text height: ", &textHeight) != RTNORM) return; AcDbObjectId

49、 blockId; defineBlockWithAttributes(blockId, basePoint, textHeight, textAngle); AcDbBlockReference *pBlkRef = new AcDbBlockReference; pBlkRef->setBlockTableRecord(blockId); struct resbuf to, from; from.restype = RTSHORT; from.resval.rint = 1; to.restype = RTSHORT; to.resval.rint = 0; AcGeVector3d normal(0.0, 0.0, 1.0); acedTrans(&(normal.x), &from, &to