拾取一点和拾取另一点时, 实现线段跟随的效果, 实现右键，空格，ESC都可以退出效果...

weixin_34268579

于 2009-11-26 12:57:00 发布

阅读量126

点赞数

CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/houlinbo/archive/2009/11/26/1611240.html

        /// <summary>
        /// 交互得到另一点 // houlinbo QQ420021327
        /// </summary>
        /// <returns></returns>
        public static PromptPointResult SelectOtherPt(string strMsg, Point3d pt)
        {
            Document doc = Application.DocumentManager.MdiActiveDocument;
            Editor ed = doc.Editor;
            PromptPointOptions prpointoptions = new PromptPointOptions(strMsg);
            prpointoptions.BasePoint = pt;          //
            prpointoptions.UseBasePoint = true; //可实现线段跟随的效果
            prpointoptions.AllowNone = true;      //右键，空格，ESC都可以退出
            PromptPointResult prPointRes = ed.GetPoint(prpointoptions);
            return prPointRes;
        }

转载于:https://www.cnblogs.com/houlinbo/archive/2009/11/26/1611240.html