//求曲线的交点 function IntersectPoint() { var ent1 = mxOcx.GetEntity("选择曲线1:"); if (ent1 == null) return;
var curve; if (ent1.ObjectName == "McDbSpline") { curve =ent1; } else { alert("实体类型不对"); return; } var ent2 = mxOcx.GetEntity("选择曲线2:"); if (ent2 == null) return;
var curve1; if (ent2.ObjectName == "McDbSpline") { curve1 =ent2; } else { alert("实体类型不对"); return; }
var points = curve.IntersectWith(curve1, 1); if(points.Count == 0) { alert("没有求到交点"); } else { var pt = points.Item(0); alert("交点为:" + pt.x + "," + pt.y); } } | 