public void CreateCircle()
{
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
//新建一个圆
int count = 5;
while (count-- > 1)
{
Point3d pt1 = new Point3d(10 + 100 * count, 10 + 100 * count, 0);
double radius = 10 * count;
Circle cc = CreateEntityOperation.CreateCircle(pt1, radius);
DBOperation.AddToModelSpace(cc);
}
ed.UpdateScreen();
}
