（C#）Ge实体转换DB实体的示例代码

CSharpBoy

1. [CommandMethod("ge2dbnet")]public void Ge2DbMethod()
   
2. {
   
3.      EllipticalArc3d arc1 =
   
4.          new EllipticalArc3d(Point3d.Origin,
   
5.      Vector3d.XAxis,
   
6.      Vector3d.YAxis,
   
7.      2.0, 0.5);
   
8. 
   
9.     GetCurveObjectId(arc1);
   
10. }
    
11. 
    
12. 
    
13. static ObjectId GetCurveObjectId(Curve3d geCurve3d)
    
14. {
    
15.     Document doc  = Application.DocumentManager.MdiActiveDocument;
    
16.     Editor ed = doc.Editor;
    
17.     Database db = doc.Database;
    
18.     ObjectId oid = ObjectId.Null;
    
19.     try
    
20.     {
    
21.         Curve dbCurve = Curve.CreateFromGeCurve(geCurve3d);
    
22.         if (dbCurve != null)
    
23.         {
    
24.             using (Transaction tr =
    
25.                 db.TransactionManager.StartTransaction())
    
26.                 {
    
27.                     BlockTable bt = tr.GetObject(db.BlockTableId,
    
28.                         OpenMode.ForRead) as BlockTable;
    
29.                 BlockTableRecord btr =
    
30.                     tr.GetObject(db.CurrentSpaceId,
    
31.                     OpenMode.ForWrite) as BlockTableRecord;
    
32.                 btr.AppendEntity(dbCurve);
    
33.                 tr.AddNewlyCreatedDBObject(dbCurve, true);
    
34.                 tr.Commit();
    
35.                 }
    
36.          }
    
37.     }
    
38.     catch (System.Exception ex)
    
39.     {
    
40.         ed.WriteMessage(ex.Message);
    
41.     }
    
42.     return oid;
    
43. }
    

[CommandMethod("ge2dbnet")]public void Ge2DbMethod()<br /> {<br />      EllipticalArc3d arc1 =<br />          new EllipticalArc3d(Point3d.Origin,<br />      Vector3d.XAxis,<br />      Vector3d.YAxis,<br />      2.0, 0.5);<br /> <br />     GetCurveObjectId(arc1);<br /> }<br /> <br /> <br /> static ObjectId GetCurveObjectId(Curve3d geCurve3d)<br /> {<br />     Document doc  = Application.DocumentManager.MdiActiveDocument;<br />     Editor ed = doc.Editor;<br />     Database db = doc.Database;<br />     ObjectId oid = ObjectId.Null;<br />     try<br />     {<br />         Curve dbCurve = Curve.CreateFromGeCurve(geCurve3d);<br />         if (dbCurve != null)<br />         {<br />             using (Transaction tr =<br />                 db.TransactionManager.StartTransaction())<br />                 {<br />                     BlockTable bt = tr.GetObject(db.BlockTableId,<br />                         OpenMode.ForRead) as BlockTable;<br />                 BlockTableRecord btr =<br />                     tr.GetObject(db.CurrentSpaceId,<br />                     OpenMode.ForWrite) as BlockTableRecord;<br />                 btr.AppendEntity(dbCurve);<br />                 tr.AddNewlyCreatedDBObject(dbCurve, true);<br />                 tr.Commit();<br />                 }<br />          }<br />     }<br />     catch (System.Exception ex)<br />     {<br />         ed.WriteMessage(ex.Message);<br />     }<br />     return oid;<br /> }<br />

CSharpBoy

对应的ARX GE转换DB的代码：

1. // This sample uses "acdbConvertGelibCurveToAcDbCurve"
   
2. // Other methods that you might be interested in :
   
3. // AcDbCurve::getAcGeCurve()
   
4. // AcDbCurve::setFromAcGeCurve()
   
5. 
   
6. static void AdskMyTest1_Ge2Db(void)
   
7. {
   
8.     AcGeEllipArc3d ellipticArc(AcGePoint3d::kOrigin,
   
9.         AcGeVector3d::kXAxis,
   
10.         AcGeVector3d::kYAxis,
    
11.         2.0,
    
12.         0.5);
    
13. 
    
14.     GetCurveObjectId(ellipticArc);
    
15. }
    
16. 
    
17. 
    
18. static AcDbObjectId GetCurveObjectId(AcGeCurve3d &geCurve3d)
    
19. {
    
20.     AcDbObjectId oid = AcDbObjectId::kNull;
    
21.     Acad::ErrorStatus es = Acad::eOk;
    
22.     AcDbCurve *pDbCurve = NULL;
    
23.     es = acdbConvertGelibCurveToAcDbCurve(geCurve3d, pDbCurve);
    
24.     if(es == Acad::eOk)
    
25.     {
    
26.     postToDb(pDbCurve, oid);
    
27.     }
    
28.     return oid;
    
29. }
    
30. 
    
31. 
    
32. 
    
33. static Acad::ErrorStatus postToDb(
    
34. AcDbEntity* pEnt, AcDbObjectId &oid)
    
35. {
    
36.     AcDbBlockTable* pBlockTable;
    
37.     AcDbDatabase *pDb
    
38.     = acdbHostApplicationServices()->workingDatabase();
    
39.     pDb = ->getBlockTable(pBlockTable, AcDb::kForRead);
    
40.     AcDbBlockTableRecord* pModelSpaceBTR = NULL;
    
41.     pBlockTable->getAt(ACDB_MODEL_SPACE,
    
42.     pModelSpaceBTR,
    
43.     AcDb::kForWrite);
    
44. 
    
45.     Acad::ErrorStatus es;
    
46.     es = pModelSpaceBTR->appendAcDbEntity(oid, pEnt);
    
47.     pEnt->close();
    
48.     pModelSpaceBTR->close();
    
49.     pBlockTable->close();
    
50. 
    
51.     return es;
    
52. }
    

// This sample uses "acdbConvertGelibCurveToAcDbCurve"<br /> // Other methods that you might be interested in :<br /> // AcDbCurve::getAcGeCurve()<br /> // AcDbCurve::setFromAcGeCurve()<br /> <br /> static void AdskMyTest1_Ge2Db(void)<br /> {<br />     AcGeEllipArc3d ellipticArc(AcGePoint3d::kOrigin,<br />         AcGeVector3d::kXAxis,<br />         AcGeVector3d::kYAxis,<br />         2.0,<br />         0.5);<br /> <br />     GetCurveObjectId(ellipticArc);<br /> }<br /> <br /> <br /> static AcDbObjectId GetCurveObjectId(AcGeCurve3d &geCurve3d)<br /> {<br />     AcDbObjectId oid = AcDbObjectId::kNull;<br />     Acad::ErrorStatus es = Acad::eOk;<br />     AcDbCurve *pDbCurve = NULL;<br />     es = acdbConvertGelibCurveToAcDbCurve(geCurve3d, pDbCurve);<br />     if(es == Acad::eOk)<br />     {<br />     postToDb(pDbCurve, oid);<br />     }<br />     return oid;<br /> }<br /> <br /> <br /> <br /> static Acad::ErrorStatus postToDb(<br /> AcDbEntity* pEnt, AcDbObjectId &oid)<br /> {<br />     AcDbBlockTable* pBlockTable;<br />     AcDbDatabase *pDb<br />     = acdbHostApplicationServices()->workingDatabase();<br />     pDb = ->getBlockTable(pBlockTable, AcDb::kForRead);<br />     AcDbBlockTableRecord* pModelSpaceBTR = NULL;<br />     pBlockTable->getAt(ACDB_MODEL_SPACE,<br />     pModelSpaceBTR,<br />     AcDb::kForWrite);<br /> <br />     Acad::ErrorStatus es;<br />     es = pModelSpaceBTR->appendAcDbEntity(oid, pEnt);<br />     pEnt->close();<br />     pModelSpaceBTR->close();<br />     pBlockTable->close();<br /> <br />     return es;<br /> }<br />

zhy_yff

非常好，找了很久，谢谢楼主！