ShanXi_SmartControl/IntelligentControlForsx/MyControls/agc/SunLineChart.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Windows.Forms.DataVisualization.Charting;
using IntelligentControlForsx.Common;
using log4net;
using WisdomClient.data;

namespace IntelligentControlForsx.MyControls.agc
{
    public partial class SunLineChart : UserControl
    {
        private ILog logger = LogManager.GetLogger("AppInfoLog");

        public SunLineChart()
        {
            InitializeComponent();
        }

        private void LineChart_Load(object sender, EventArgs e)
        {

            chartData.ChartAreas[0].AxisX.LabelStyle.Format = "HH:mm";
            chartData.Series[0].XValueType = ChartValueType.DateTime;
        }

        private void chartData_GetToolTipText(object sender, ToolTipEventArgs e)
        {
            if (e.HitTestResult.ChartElementType == ChartElementType.DataPoint)
            {
                try
                {
                    int i = e.HitTestResult.PointIndex;
                    //DataPoint dp = e.HitTestResult.Series.Points[i];
                    DataPoint dp1 = this.chartData.Series[0].Points[i];
                    DataPoint dp2 = this.chartData.Series[1].Points[i];

                    //分别显示x轴和y轴的数值，其中{1:F3},表示显示的是float类型，精确到小数点后3位。  
                    e.Text = string.Format("时间：{0}；\n风速：{1:F2}；\n功率：{2:F2}；", dp1.XValue, dp1.YValues[0], dp2.YValues[0]);
                }
                catch (Exception ex)
                {

                    logger.Info(ex.Message);
                }

            }  
        }

        public void DataBind(IList<TsData> dataActual, IList<TsData> dataSet)
        {

            DateTime now = DateTime.Now;
            chartData.ChartAreas[0].AxisX.Minimum = now.AddHours(-8).ToOADate();
            chartData.ChartAreas[0].AxisX.Maximum = now.ToOADate();

            this.chartData.Series[0].Points.Clear();
            this.chartData.Series[1].Points.Clear();
            foreach (var td in dataActual)
            {
                DateTime dt = CommonMethod.ConvertIntDateTime(td.ts);
                this.chartData.Series[0].Points.AddXY(dt, td.doubleValue.Value);
            }
            foreach (var td in dataSet)
            {
                DateTime dt = CommonMethod.ConvertIntDateTime(td.ts);
                this.chartData.Series[1].Points.AddXY(dt, td.doubleValue.Value);
            }
        }
    }
}