对绘制圆弧新增橡皮筋

src/Add-on/DrawLine.ts

@@ -186,10 +186,12 @@ export class DrawCircle implements Command
         app.m_Database.appendEntity(cir);
         ptRes = await app.m_Editor.GetPoint(
             {
+                BasePoint: ptRes.Value,
                 Callback: (p) =>
                 {
                     cir.Radius = p.distanceTo(cir.m_Center);
-                }
+                },
+                AllowDrawRubberBand: true
             }
         );
     }