如何制作app软件下载_广州公司摇号申请网站_网站性能优化的方法有哪些_电销精准客户资源

效果如下：

 部分代码如下（须完善）：

    public static void DD(){using var tr = new DBTrans();// CreateSimplePolyline3d();//*****polyline2d转polyline开始//tr.Editor.GetEntities<Polyline2d>(out List<Polyline2d> mypl2d, "\n请选择polyline2d\n");//Polyline2dToPolyline(tr, mypl2d[0]);//*****polyline2d转polyline结束//if (!tr.Editor.GetEntities<Curve>(out List<Curve> mycur, "")) return;//tr.Database.CurvesToPolyLine(mycur);//手画一个椭圆，转为多段线if (!tr.Editor.GetEntities<Polyline>(out List<Polyline> mypl, "\n选择polyline")) return;var resultPl = SimplifyPolylines(mypl, 5);//resultPl[0].ColorIndex = 1;tr.ModelSpace.AddEntity(resultPl);}