//  添加标签和值，AddXY(X轴标签，值)；

                         chart1.Series[0].Points.AddXY(model.ProjectNumber, Int32.Parse(model.ProjectCount));

                         chart1.Series[1].Points.AddXY(model.ProjectNumber, Int32.Parse(model.NumberRemaining));

                       

        /// <summary>

        /// 按时间和站点报警数量统计曲线图

        /// </summary>

        private void getAlarmHoistoryStat()

        {

            try

            {

                DateTime stat = dtpStat.Value.Date;

                DateTime end = dtpEnd.Value.Date.AddDays(+1);

                //根据用户id获取授权站点信息

                string devlist = udBLL.GetListData(BaseCommData.BaseUser.USER_GUID);

                DataTable dt = alarmBLL.getAlarmSiteStat(devlist, stat, end);



                if (dt != null && dt.Rows.Count > 0)

                {

                    Series dataTable3Series = new Series("报警站点数量");

                    //折线段配置

                    dataTable3Series.Color = Color.Red;               //线条颜色

                    dataTable3Series.BorderWidth = 3;                   //线条粗细

                    dataTable3Series.MarkerBorderColor = Color.Red;   //标记点边框颜色

                    dataTable3Series.MarkerBorderWidth = 3;             //标记点边框大小

                    dataTable3Series.MarkerColor = Color.Red;         //标记点中心颜色

                    dataTable3Series.MarkerSize = 5;                    //标记点大小

                    dataTable3Series.MarkerStyle = MarkerStyle.Circle;  //标记点类型



                    dataTable3Series.Points.DataBind(dt.AsEnumerable(), "alarmdate", "siteCount", "");

                    dataTable3Series.Label = "#VAL";                //设置显示X Y的值

                    // dataTable3Series.ToolTip = "#VALX年\r#VAL";     //鼠标移动到对应点显示数值

                    dataTable3Series.XValueType = ChartValueType.Date;//设置X轴类型为时间

                    dataTable3Series.ChartType = SeriesChartType.Line;  //设置Y轴为折线



                    this.chart1.Titles.Clear();



                    this.chart1.Titles.Add("报警站点数量趋势图");

                    chart1.Series.Clear();



                    chart1.Series.Add(dataTable3Series);//加入你的chart1

                }

                else

                {

                    chart1.Series.Clear();

                }

            }

            catch

            {



            }

        }