摘要: /// /// 点是否在多边形内 /// /// 点 /// 面 /// public static bool isPointInPolygon(MapPoint pt,Polygon py) { int nCross = 0; PointCollection pc = py.Rings[0]; for (int i = 0; i = Math.Max(p1.Y, p2.Y)) // 交点在p1p2延长线上 ... 阅读全文
posted @ 2013-12-02 12:40 zmm623 阅读(4805) 评论(0) 推荐(0) 编辑