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Class1.cs
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Class1.cs
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using System;
using Autodesk.AutoCAD.ApplicationServices;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Runtime;
using Autodesk.AutoCAD.Geometry;
namespace ManipulateObjects
{
public class Class1
{
[CommandMethod("MultipleCopy")]
public static void MultipleCopy()
{
//Get the current document and database
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
// Start a transaction
using (Transaction trans = db.TransactionManager.StartTransaction())
{
try
{
// Open the Block table for reading
BlockTable bt;
bt = trans.GetObject(db.BlockTableId, OpenMode.ForRead) as BlockTable;
// Open the BlockTable Record Modelspace for write
BlockTableRecord btr;
btr = trans.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord;
using (Circle c1 = new Circle())
{
c1.Center = new Point3d(0, 0, 0);
c1.Radius = 5.0;
// Add c1 to the Blocktable record
btr.AppendEntity(c1);
trans.AddNewlyCreatedDBObject(c1, true);
using (Circle c2 = new Circle())
{
c2.Center = new Point3d(0, 0, 0);
c2.Radius = 7.0;
// Add c2 to the Blocktable record
btr.AppendEntity(c2);
trans.AddNewlyCreatedDBObject(c2, true);
}
}
}
catch (System.Exception ex)
{
doc.Editor.WriteMessage("Error encountered: " + ex.Message);
trans.Abort();
}
}
}
[CommandMethod("SingleCopy")]
public static void SingleCopy()
{
// Get a handle for the drawing object
// Get the current document and database
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
// Start transaction
using (Transaction trans = db.TransactionManager.StartTransaction())
{
try
{
// Open the block table for reading
BlockTable bt;
bt = trans.GetObject(db.BlockTableId, OpenMode.ForRead) as BlockTable;
// Open the Block Table record Modelspace for writing
BlockTableRecord btr;
btr = trans.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord;
// Create a circle that is 2,3 with a radius of 4.25
using (Circle c1 = new Circle())
{
c1.Center = new Point3d(2, 3, 0);
c1.Radius = 4.25;
// Add the new object to the BlockTable Record
btr.AppendEntity(c1);
trans.AddNewlyCreatedDBObject(c1, true);
// Create a copy of the circle and change its radius
Circle c1Clone = c1.Clone() as Circle;
c1Clone.Radius = 1.0;
// Add the clone circle to the BlockTableRecord
btr.AppendEntity(c1Clone);
trans.AddNewlyCreatedDBObject(c1Clone, true);
}
trans.Commit();
}
catch (System.Exception ex)
{
doc.Editor.WriteMessage("Error encountered: " + ex.Message);
trans.Abort();
}
}
}
}
}