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- //-----------------------------------------------------------------------------
- //----- acrxEntryPoint.cpp
- //-----------------------------------------------------------------------------
- #include "StdAfx.h"
- #include "resource.h"
-
- //-----------------------------------------------------------------------------
- #define szRDS _RXST("")
-
- //-----------------------------------------------------------------------------
- //----- ObjectARX EntryPoint
- class CJoinToPlineApp : public AcRxArxApp {
-
- public:
- CJoinToPlineApp () : AcRxArxApp () {}
-
- virtual AcRx::AppRetCode On_kInitAppMsg (void *pkt) {
- AcRx::AppRetCode retCode = AcRxArxApp::On_kInitAppMsg (pkt) ;
- return (retCode) ;
- }
-
- virtual AcRx::AppRetCode On_kUnloadAppMsg (void *pkt) {
- AcRx::AppRetCode retCode = AcRxArxApp::On_kUnloadAppMsg (pkt) ;
- return (retCode) ;
- }
-
- virtual void RegisterServerComponents () {
- }
-
- static void JoinToPlineJoinToPline () {
- // Фильтр для выбора отрезков (LINE) и дуг (ARC)
- ACHAR* promptPtrs[] = {
- _T("\nSelect lines and arcs for join in poyline (ENTER - exit): "),
- _T("\nRemove lines and arcs from selection set: ")
- };
-
- ads_name ss;
- resbuf *rbFilter = acutBuildList(RTDXF0,_T("LINE,ARC"),RTNONE);
- int rc = acedSSGet(_T(":$"),promptPtrs,NULL,rbFilter,ss);
- acutRelRb(rbFilter);
-
- if (rc != RTNORM) return;
-
- AcDbObjectIdArray ids;
- if (ObjectIdArrayFromSelSet(ss, ids) != Acad::eOk) return;
- while (ids.length() > 0)
- {
- AcDbEntity *p = MakeJonedPoly(ids);
- if (p) {
- AcDbBlockTableRecordPointer pSpace(acdbCurDwg()->currentSpaceId(), AcDb::kForWrite);
- if (pSpace.openStatus() != Acad::eOk) return;
- pSpace->appendAcDbEntity(p);
- p->close();
- } else {
- acutPrintf(_T("\nError in data!"));
- return;
- }
- }
-
- }
-
- /// <summary>
- /// AcDbObjectIdArray from SelectionSet
- /// </summary>
- /// <param name="sset">SelectionSet</param>
- /// <param name="ids">AcDbObjectIdArray</param>
- /// <returns></returns>
- static Acad::ErrorStatus ObjectIdArrayFromSelSet(ads_name sset, AcDbObjectIdArray &ids)
- {
- Acad::ErrorStatus es = Acad::eOk;
- long nset = -1;
- if (acedSSLength(sset,&nset) != RTNORM) return Acad::eAmbiguousInput;
- ids.setLogicalLength(nset);
- ads_name en;
- AcDbObjectId id;
- for (long i=0; i < nset; i++) {
- if (acedSSName(sset,i,en) == RTNORM) {
- if ((es = acdbGetObjectId(id,en)) != Acad::eOk) return es;
- ids[i] = id;
- }
- }
- return Acad::eOk;
- }
-
- /// <summary>
- /// Create polyline from lines and arcs.
- /// Those ids will remove from input array
- /// </summary>
- /// <param name="ids">Array of id's</param>
- /// <param name="FUZZ">The accuracy of determining the distance between points</param>
- /// <returns></returns>
- static AcDbPolyline* MakeJonedPoly(
- AcDbObjectIdArray &ids,
- double FUZZ = AcGeContext::gTol.equalPoint())
- {
- AcDbPolyline *p = new AcDbPolyline();
- p->setDatabaseDefaults();
- AcDbObjectId idFirst = ids[0];
- AcGePoint3d nextPt = AcGePoint3d::kOrigin;
- AcGePoint3d prevPt = AcGePoint3d::kOrigin;
-
- AcDbObjectPointer<AcDbCurve> c(idFirst,AcDb::kForRead);
- if (c.openStatus() == Acad::eOk) {
- AcGePoint3d ptStart, ptEnd;
- c->getStartPoint(ptStart); c->getEndPoint(ptEnd);
- p->addVertexAt(0, asPnt2d(asDblArray(ptStart)), BulgeFromArc(c, false), 0, 0);
- p->addVertexAt(1, asPnt2d(asDblArray(ptEnd)), 0, 0, 0);
- nextPt = ptEnd;
- prevPt = ptStart;
- }
-
- ids.remove(idFirst);
- int prevCnt = ids.length() + 1;
-
- while (ids.length() > 0 && ids.length() < prevCnt)
- {
- prevCnt = ids.length();
- for (int i = 0; i < ids.length(); i++) {
- AcDbObjectId id = ids[i];
- AcDbObjectPointer<AcDbCurve> cv(id,AcDb::kForRead);
- if (cv.openStatus() == Acad::eOk) {
- AcGePoint3d ptStart, ptEnd;
- cv->getStartPoint(ptStart); cv->getEndPoint(ptEnd);
- if (ptStart.distanceTo(nextPt) < FUZZ || ptEnd.distanceTo(nextPt) < FUZZ) {
- double bulge = BulgeFromArc(cv, ptEnd.distanceTo(nextPt) < FUZZ);
- p->setBulgeAt(p->numVerts() - 1, bulge);
- if (ptStart.distanceTo(nextPt) < FUZZ)
- nextPt = ptEnd;
- else
- nextPt = ptStart;
- p->addVertexAt(p->numVerts(), asPnt2d(asDblArray(nextPt)), 0, 0, 0);
- ids.remove(id);
- break;
- } else if (ptStart.distanceTo(prevPt) < FUZZ || ptEnd.distanceTo(prevPt) < FUZZ) {
- double bulge = BulgeFromArc(cv, ptStart.distanceTo(prevPt) < FUZZ);
- if (ptStart.distanceTo(prevPt) < FUZZ)
- prevPt = ptEnd;
- else
- prevPt = ptStart;
- p->addVertexAt(0, asPnt2d(asDblArray(prevPt)), bulge, 0, 0);
- ids.remove(id);
- break;
- }
- }
- }
- }
- if (p->numVerts() == 0) {
- delete p; return NULL;
- } else {
- return p;
- }
- }
-
- /// <summary>
- /// Getting bulge of curve
- /// </summary>
- /// <param name="c">AcDbCurve pointer</param>
- /// <param name="clockwise">direction.</param>
- /// <returns></returns>
- static double BulgeFromArc(AcDbCurve *c, bool clockwise)
- {
- double bulge = 0.0;
- AcDbArc *a = AcDbArc::cast(c);
- if (a == NULL) return bulge;
-
- double newStart =
- (a->startAngle() > a->endAngle()) ?
- (a->startAngle() - 8 * atan(1.0)) :
- (a->startAngle());
-
- bulge = tan((a->endAngle() - newStart) / 4.0);
- if (clockwise) bulge = -bulge;
- return bulge;
- }
- } ;
-
- //-----------------------------------------------------------------------------
- IMPLEMENT_ARX_ENTRYPOINT(CJoinToPlineApp)
- ACED_ARXCOMMAND_ENTRY_AUTO(CJoinToPlineApp, JoinToPline, JoinToPline, JoinToPline, ACRX_CMD_MODAL, NULL)
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发表于 2024-2-15 16:33:55
发表于 2024-2-22 16:19:08