var mapper = Mappers.Xy<MeasureModel>()
  //.X(model => model.currentTime.Ticks/TimeSpan.FromDays(1).Ticks)    //使用 Time.作为X轴的标签
  .X(model=>model.Time)
  .Y(model => model.Value);  //  作为Y轴的值

 //全局保存映射器
 Charting.For<MeasureModel>(mapper);

 //添加三条曲线
 OscChart.Series.Add(new LineSeries
 {
     Values = new ChartValues<MeasureModel> {
         new MeasureModel(1,133),
         //new MeasureModel(2,533),
         //new MeasureModel(3,333),
         //new MeasureModel(4,533),
         //new MeasureModel(5,322),
     },
     //ScalesYAt = 0,
     Title="张力(N)",
     //DataLabels = true
 });
 OscChart.Series.Add(new LineSeries
 {
     Values = new ChartValues<MeasureModel> {
         new MeasureModel(1,230),
         //new MeasureModel(2,330),
         //new MeasureModel(3,323),
         //new MeasureModel(4,230),
         //new MeasureModel(5,130),
     },

     //ScalesYAt = 0,
     Title="压力(kpa)",
     //DataLabels = true
 });
 OscChart.Series.Add(new LineSeries
 {
     Values = new ChartValues<MeasureModel> {
         new MeasureModel(1, 230),
         //new MeasureModel(2,330),
         //new MeasureModel(3,323),
         //new MeasureModel(4,230),
         //new MeasureModel(5,130),
     },

     //ScalesYAt = 0,
     Title = "温度(℃)",
     //DataLabels = true
 });
 OscChart.Series.Add(new LineSeries
 {
     Values = new ChartValues<MeasureModel> {
         new MeasureModel(1, 234),
         //new MeasureModel(2,300),
         //new MeasureModel(3,200),
         //new MeasureModel(4,433),
         //new MeasureModel(5,200),
     },
     Title = "液位(%)",
     //DataLabels =true
     //ScalesYAt = 2

 });
 OscChart.AxisY.Add(new Axis
 {
     Foreground = System.Windows.Media.Brushes.DodgerBlue,
     Title = "Blue Axis"
 });

 //OscChart.AxisY.Add(new Axis
 //{
 //    Foreground = System.Windows.Media.Brushes.IndianRed,
 //    Title = "Red Axis",
 //    Position = AxisPosition.RightTop
 //});

 //OscChart.AxisY.Add(new Axis
 //{
 //    Foreground = System.Windows.Media.Brushes.DarkOliveGreen,
 //    Title = "Green Axis",
 //    Position = AxisPosition.RightTop
 //});

 OscChart.AxisX.Add(new Axis
 {
     DisableAnimations = true,
     LabelFormatter = value => value.ToString(),
   
   
     Separator = new LiveCharts.Wpf.Separator() { Step = 10 }
     //Separator = new System.Windows.Controls. Separator
     //{
     //    Step = 1
     //}

 });

   while (worker.CancellationPending==false)
   {
     
     
       var r = new Random();
       _trend = r.Next(10, 300);

       //更新纵坐标数据

       Dispatcher.Invoke(() =>
       {
           this.Title = (DateTime.Now - DateTime.MinValue.AddYears(100)).TotalSeconds.ToString();
           OscChart.Series[0].Values.Add(new MeasureModel(time, _trend));
           //OscChart.Series[0].Values.Add(new MeasureModel( _trend));
           _trend = r.Next(10, 300);
           OscChart.Series[1].Values.Add(new MeasureModel(time, _trend));

           _trend = r.Next(10, 300);
           OscChart.Series[2].Values.Add(new MeasureModel(time, _trend));
           _trend = r.Next(10, 300);
           OscChart.Series[3].Values.Add(new MeasureModel(time, _trend));
         
         

       });
       System.Threading.Thread.Sleep(1000);
   }