ShanXi_SmartControl/IntelligentControlForsx/MyControls/zm/StationPowerLine.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 System.Threading;
using WisdomClient;
using IntelligentControlForsx.Service;
using WisdomClient.data;
using log4net;
using IntelligentControlForsx.Model;
using IntelligentControlForsx.Common;

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

        private string stationId;

        [Browsable(true), Category("DATA")]
        public string StationId
        {
            get
            {
                return stationId;
            }

            set
            {
                stationId = value;
            }
        }

        //实际功率
        [Browsable(true), Category("DATA")]
        public string FactPowerPoint { get; set; }
        //上次更新时间
        private DateTime lastUpdateTime = DateTime.Now.AddHours(-8);
        //实际功率
        private List<TsData> factPowerData = new List<TsData>();


        public StationPowerLine()
        {
            InitializeComponent();


            SetStyle(ControlStyles.UserPaint, true);
            SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            SetStyle(ControlStyles.DoubleBuffer, true); // 双缓冲  
            this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
            this.UpdateStyles();

        }

        private void StationPowerLine_Load(object sender, EventArgs e)
        {

            //X轴设置
            //chart1.ChartAreas[0].AxisX.Title = "时间";
            chart1.ChartAreas[0].AxisX.TitleAlignment = StringAlignment.Near;
            chart1.ChartAreas[0].AxisX.MajorGrid.Enabled = true;//不显示竖着的分割线

            /************************************************************************/
            /* 本文重点讲解时间格式的设置
             * 如果想显示原点第一个时间坐标,需要设置最小时间,时间间隔类型，时间间隔值等三个参数*/
            /************************************************************************/
            chart1.ChartAreas[0].AxisX.LabelStyle.Format = "HH:mm"; //X轴显示的时间格式，HH为大写时是24小时制，hh小写时是12小时制
            chart1.ChartAreas[0].AxisX.IntervalType = DateTimeIntervalType.Seconds;//如果是时间类型的数据，间隔方式可以是秒、分、时
            chart1.ChartAreas[0].AxisX.Interval = DateTime.Parse("01:00:00").Second;//间隔为15分钟

            //Y轴设置
            //chart1.ChartAreas[0].AxisY.Title = "功率";
            //chart1.ChartAreas[0].AxisY.TitleAlignment = StringAlignment.Center;
            chart1.ChartAreas[0].AxisY.MajorGrid.Enabled = true;//显示横着的分割线
            //chart1.ChartAreas[0].AxisY.Minimum = 0;
            //chart1.ChartAreas[0].AxisY.Maximum = 600;
            //chart1.ChartAreas[0].AxisY.Interval = 5;

            //Series绘制
            chart1.Series[0].LegendText = "实时功率";
            chart1.Series[0].ChartType = SeriesChartType.Line;
            chart1.Series[0].XValueType = ChartValueType.DateTime;
            //chart1.Series[0].IsValueShownAsLabel = true;//显示数据点的值
            chart1.Series[0].MarkerStyle = MarkerStyle.None;

            //this.timer1.Start();

        }

        private void UpdateChartAxisXTime()
        {
            DateTime dtEnd = DateTime.Now;
            DateTime dtStart = dtEnd.AddHours(-8);
            chart1.ChartAreas[0].AxisX.Minimum = dtStart.ToOADate();
            chart1.ChartAreas[0].AxisX.Maximum = dtEnd.ToOADate();
        }

        private void chart1_GetToolTipText(object sender, System.Windows.Forms.DataVisualization.Charting.ToolTipEventArgs e)
        {
            if (e.HitTestResult.ChartElementType == ChartElementType.DataPoint)
            {
                int i = e.HitTestResult.PointIndex;
                //DataPoint dp = e.HitTestResult.Series.Points[i];
                DataPoint dp1 = this.chart1.Series[0].Points[i];
                //DataPoint dp2 = this.chart1.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功率：{1:F2}；", dp1.XValue, dp1.YValues[0]);
            }
        }

        public void DeActive()
        {
            timer1.Stop();
        }

        public void Active()
        {
            Thread ayscThread = new Thread(LoadData);
            ayscThread.IsBackground = true;
            ayscThread.Start();
            timer1.Start();

        }

        #region 异步加载数据

        private void timer1_Tick(object sender, EventArgs e)
        {
            if (isLoadding) return;

            Thread ayscThread = new Thread(LoadData);
            ayscThread.IsBackground = true;
            ayscThread.Start();
            //LoadData();
        }

        private bool isLoadding = false;

        private void LoadData()
        {
            if (isLoadding)
                return;

            isLoadding = true;
            try
            {
                UpdateCurve();
            }
            catch (Exception ex)
            {
                logger.Info("读取实时数据失败！ex=" + ex.Message);
            }
            finally
            {
                isLoadding = false;
            }
        }

        private void UpdateCurve()
        {
            DateTime now = DateTime.Now;
            long startTs = CommonMethod.ConvertDateTimeInt(lastUpdateTime);
            long endTs = CommonMethod.ConvertDateTimeInt(now);
            var lstFactPowerData = RestfulClient.findHistoryRawByTagName(FactPowerPoint, startTs, endTs);
            this.factPowerData.AddRange(lstFactPowerData);


            this.lastUpdateTime = now;

            //清除过时（超过8小时）数据
            long outTs = CommonMethod.ConvertDateTimeInt(now.AddHours(-8));
            for(int i=0;i< factPowerData.Count(); i++)
            {
                if (factPowerData[i].ts < outTs)
                {
                    factPowerData.Remove(factPowerData[i]);
                    i--;
                }
            }


            lock (this)
            {
                this.BeginInvoke(
                (Action)delegate
                {
                    try
                    {
                        chart1.ChartAreas[0].AxisX.Minimum = now.AddHours(-8).ToOADate();
                        chart1.ChartAreas[0].AxisX.Maximum = now.ToOADate();

                        this.chart1.Series[0].Points.Clear();
                        foreach (var td in factPowerData)
                        {
                            DateTime dt = CommonMethod.ConvertIntDateTime(td.ts);
                            this.chart1.Series[0].Points.AddXY(dt, td.doubleValue.Value);
                        }
                    }
                    catch(Exception ex)
                    {
                        logger.Error(ex);
                    }
                });
            }
        }

        #endregion





    }
}