台风路径的绘制以及会商PPT的智能制作 第11页

                pt.name2 = TFBH;
                pt.dr = dr;

                string time = DateTime.Parse(dr["RQSJ"].ToString()).ToString("yy年MM月dd日HH时");
                string lon = double.Parse(dr["JD"].ToString()).ToString("F1");
                string lat = double.Parse(dr["WD"].ToString()).ToString("F1");
                string windPower = dr["GRADE"].ToString();
                string maxWindSpeed = dr["ZXFS"].ToString();
                string airPress = dr["ZXQY"].ToString();
                string moveSpeed = dr["YDSD"].ToString();
                string moveDirect = dr["YDFX"].ToString();
                string radius7 = dr["RADIUS7"].ToString();
                string radius10 = dr["RADIUS10"].ToString();

                windPower = windPower.Length > 0 ? windPower + "(级)" : windPower;
                maxWindSpeed = maxWindSpeed.Length > 0 ? maxWindSpeed + "(米/秒)" : maxWindSpeed;
                airPress = airPress.Length > 0 ? airPress + "(百帕)" : airPress;
                moveSpeed = moveSpeed.Length > 0 ? moveSpeed + "(公里/时)" : moveSpeed;
                radius7 = radius7.Length > 0 ? radius7 + "(公里)" : radius7;
                radius10 = radius10.Length > 0 ? radius10 + "(公里)" : radius10;

                pt.Infomation = string.Format(" 时  间：{0}\r\n 经  度：{1}(度)\r\n 纬  度：{2}(度)\r\n 风  力：{3}\r\n 最大风速：{4}\r\n 中心气压：{5}\r\n 移动速度：{6}\r\n 移动风向：{7}\r\n 七级风圈半径：{8}\r\n 十级风圈半径：{9}", time, lon, lat, windPower, maxWindSpeed, airPress, moveSpeed, moveDirect, radius7, radius10);   

                pt.Visible = true;
                pointList.Add(pt);
                chain.Add(sp);
            }

            lsLayer.AddGeometry(line);
            DrawTFPathColor(TFBH, dt);

            foreach (Geometry geo in pointList)
            {
                lsLayer.AddGeometry(geo);
            }

            lsLayer.IsDirty = true;
            legendLayer.IsDirty = true;

            #endregion
        }
2、绘制台风预报路径
        public  void DrawYBLJPath(string TFBH, DataTable ybData, YBShowType type)
        {
            Debug.Assert(ybData != null, "台风预报数据不能为空");

            #region 清除图元

            TrackingLayer ybLayer = MapInstance.Instance.Layers["台风预报路径"] as TrackingLayer;
            ybLayer.ClearGeometries();

            TrackingLayer fqLayer = MapInstance.Instance.Layers["台风风圈"] as TrackingLayer;
            fqLayer.ClearGeometries();

            TrackingLayer legendLayer = MapInstance.Instance.Layers["台风点标注"] as TrackingLayer;

            #endregion

            ColorConverter cc = new ColorConverter();
            List<TFPoint> tfPointList = new List<TFPoint>();
            List<TFPolyline> tflineList = new List<TFPolyline>();
            List<ArrowGeometry> arrowList = new List<ArrowGeometry>();

            for (int i = 0; i < ybData.Rows.Count; ++i)
            {
                DataRow dr = ybData.Rows[i];
                double jd = double.Parse(dr["JD"].ToString().Trim());
                double wd = double.Parse(dr["WD"].ToString().Trim());
                string hourFlag = ybData.Rows[i]["hourFlag"].ToString();
                string preHourFlag = string.Empty;
              
                int radius7 = 0;
                int radius10 = 0;
                if (!int.TryParse(dr["RADIUS7"].ToString(), out radius7))
                {
                    radius7 = 0;
                }
                if (!int.TryParse(dr["RADIUS10"].ToString(), out radius10))
                {
                    radius10 = 0;
                }

                double firstJD = double.MinValue;
                double firstWD = double.MinValue;

                if (i == 0)
                {
                    firstJD = fromLon;
                    firstWD = fromLat;

                    preHourFlag = string.Empty;
                }
                else
                {
                    firstJD = double.Parse(ybData.Rows[i - 1]["JD"].ToString().Trim());
                    firstWD = double.Parse(ybData.Rows[i - 1]["WD"].ToString().Trim());

                    preHourFlag = ybData.Rows[i - 1]["hourFlag"].ToString();

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