using ScottPlot;
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using ScottPlot.Plottables;
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using ScottPlot.TickGenerators;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Timers;
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using System.Windows.Controls;
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namespace Plugin.TestResult_WPF
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{
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/// <summary>
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/// Chart.xaml 的交互逻辑
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/// </summary>
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public partial class Chart : UserControl
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{
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private readonly int maxSize;
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private readonly Queue<long> xData;
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private readonly Queue<double> yData;
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private readonly Dictionary<string, Queue<long>> xValues;
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private readonly Dictionary<string, Queue<double>> yValues;
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readonly DataLogger singleLogger;
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private readonly string title;
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private readonly bool multi;
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private readonly int refreshInterval;
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private double maxYValue = -1;
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private double minYValue = double.MaxValue;
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private Timer timer;
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private readonly Dictionary<string, DataLogger> loggers = new Dictionary<string, DataLogger>();
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private DataLogger InitLogger()
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{
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DataLogger logger = chart.Plot.Add.DataLogger();
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//logger.ViewSlide(maxSize * 5);
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logger.ViewFull();
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//logger.Add(new Coordinates(DateTimeOffset.UtcNow.ToUnixTimeMilliseconds(), 0));
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return logger;
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}
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public Chart(string title, bool multi, int maxSize, int refreshInterval)
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{
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this.title = title;
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this.maxSize = maxSize;
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this.multi = multi;
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this.refreshInterval = refreshInterval;
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InitializeComponent();
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if (this.multi)
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{
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xValues = new Dictionary<string, Queue<long>>();
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yValues = new Dictionary<string, Queue<double>>();
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//chart.Plot.ShowLegend(Alignment.UpperLeft, Orientation.Vertical);
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var legend = chart.Plot.ShowLegend(Edge.Top);
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legend.Alignment = Alignment.UpperLeft;
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legend.Padding = new PixelPadding(0);
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chart.Plot.Axes.Left.TickLabelStyle.FontSize = 12;
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chart.Plot.Axes.Bottom.TickLabelStyle.FontSize = 12;
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chart.Plot.Axes.Left.Label.FontSize = 15;
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}
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else
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{
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singleLogger = InitLogger();
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singleLogger.Color = Colors.Red;
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xData = new Queue<long>(maxSize);
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yData = new Queue<double>(maxSize);
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chart.Plot.Axes.Left.TickLabelStyle.FontSize = (float)FontSizeConverter.CountFontSize(12, ActualHeight, 92);
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chart.Plot.Axes.Bottom.TickLabelStyle.FontSize = (float)FontSizeConverter.CountFontSize(12, ActualHeight, 92);
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chart.Plot.Axes.Left.Label.FontSize = (float)FontSizeConverter.CountFontSize(15, ActualHeight, 92);
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}
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/// 禁用鼠标
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chart.UserInputProcessor.Disable();
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//chart.Plot.Layout.Frameless();
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//Streamer1 = chart.Plot.Add.DataStreamer(maxSize);
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//Streamer1.ViewScrollLeft();
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//Streamer1.Color = Colors.Green;
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//chart.Plot.Add.Scatter(xData.ToArray(), yData.ToArray());
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//string CustomFormatter(DateTime dt)
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//{
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// return dt.ToString("HH:mm:ss.fff");
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//}
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//var axis = chart.Plot.Axes.DateTimeTicksBottom();
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//var tickGen = (DateTimeAutomatic)axis.TickGenerator;
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//tickGen.LabelFormatter = CustomFormatter;
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//chart.Plot.Axes.Bottom.TickGenerator = new DateTimeAutomatic();
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//chart.Plot.Axes.DateTimeTicksBottom();
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//chart.Plot.RenderManager.RenderStarting += (s, e) =>
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//{
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// try
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// {
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// Tick[] ticks = chart.Plot.Axes.Bottom.TickGenerator.Ticks;
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// for (int i = 0; i < ticks.Length; i++)
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// {
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// long ms = ticks[i].Position < 0 ? 0 : (long)ticks[i].Position;
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// DateTime dt = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)).AddMilliseconds(ms);
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// string label = $"{dt:hh:mm:ss.fff}";
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// ticks[i] = new Tick(ticks[i].Position, label);
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// }
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// }
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// catch (Exception ex)
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// {
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// }
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//};
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string CustomFormatter(double position)
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{
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if (position > 0)
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return TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1)).AddMilliseconds(position).ToString("HH:mm:ss");
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return "";
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}
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EvenlySpacedMinorTickGenerator minorTickGen = new EvenlySpacedMinorTickGenerator(10);
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NumericAutomatic myTickGenerator = new NumericAutomatic()
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{
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LabelFormatter = CustomFormatter,
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MinorTickGenerator = minorTickGen
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};
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chart.Plot.Axes.Bottom.TickGenerator = myTickGenerator;
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if (!string.IsNullOrEmpty(this.title))
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{
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chart.Plot.Axes.Left.Label.Text = this.title;
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chart.Plot.Axes.Left.Label.Bold = false;
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chart.Plot.Font.Automatic();
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//RefreshData();
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}
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/// 设置刷新定时器
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//refreshTimer = new System.Timers.Timer() { Interval = this.refreshInterval, AutoReset = true };
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//refreshTimer.Elapsed += RefreshTimer_Elapsed;
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//chart.Plot.DataBackground.Color = new Color(0, 0, 0);
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//chart.Plot.Grid.MajorLineColor = Colors.Green.WithOpacity(.6);
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//chart.Plot.Grid.MajorLineWidth = 1;
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//chart.Plot.Grid.MinorLineColor = Colors.Gray.WithOpacity(.3);
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//chart.Plot.Grid.MinorLineWidth = 1;
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//chart.Plot.Axes.Bottom.TickLabelStyle.IsVisible = false;
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//chart.Plot.Axes.Bottom.MajorTickStyle.Length = 0;
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//chart.Plot.Axes.Left.TickLabelStyle.IsVisible = false;
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//chart.Plot.Axes.Left.MajorTickStyle.Length = 0;
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//chart.Plot.Axes.Bottom.FrameLineStyle.Width = 0;
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//chart.Plot.Axes.Left.FrameLineStyle.Width = 0;
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//chart.Plot.Axes.Top.FrameLineStyle.Width = 0;
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//chart.Plot.Axes.Right.FrameLineStyle.Width = 0;
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timer = new Timer();
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timer.Interval = this.refreshInterval;
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timer.Elapsed += Timer_Elapsed;
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}
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private void Timer_Elapsed(object sender, ElapsedEventArgs e)
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{
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if (maxYValue > 0)
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{
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RefreshData();
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}
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}
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public void RefreshData()
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{
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/// 限制y轴
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if (maxYValue > -1)
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{
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chart.Plot.Axes.SetLimitsY(minYValue > 5 ? minYValue - 5 : 0, maxYValue + 5);
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}
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else
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{
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chart.Plot.Axes.SetLimitsY(0, 100);
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}
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chart.Refresh();
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}
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public void Clear()
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{
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this.maxYValue = -1;
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this.minYValue = double.MaxValue;
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if (this.multi)
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{
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foreach (var name in loggers.Keys)
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{
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loggers[name].Clear();
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xValues[name].Clear();
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yValues[name].Clear();
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}
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chart.Refresh();
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return;
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}
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singleLogger.Clear();
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xData.Clear();
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yData.Clear();
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chart.Refresh();
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}
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public void AddData(double y)
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{
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if (this.multi)
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{
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return;
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}
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this.maxYValue = y > maxYValue ? y : maxYValue;
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this.minYValue = y < minYValue ? y : minYValue;
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var nowTime = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
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InsertData(xData, yData, nowTime, y);
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singleLogger.Add(new Coordinates(nowTime, y));
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//Streamer1.Add(new Coordinates(DateTimeOffset.Now.ToUnixTimeSeconds(), y));
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chart.Plot.GetPlottables<Marker>()
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.ToList()
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.ForEach(m => m.X -= 1);
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chart.Plot.GetPlottables<Marker>()
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.Where(m => m.X < 0)
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.ToList()
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.ForEach(m => chart.Plot.Remove(m));
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//RefreshData();
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}
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private void InsertData(Queue<long> xAxis, Queue<double> yAxis, long x, double y)
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{
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if (xAxis.Count >= maxSize)
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{
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xAxis.Dequeue();
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yAxis.Dequeue();
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}
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xAxis.Enqueue(x);
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yAxis.Enqueue(y);
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}
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public void AddData(string name, double y)
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{
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if (!this.multi)
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{
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return;
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}
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this.maxYValue = y > maxYValue ? y : maxYValue;
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this.minYValue = y < minYValue ? y : minYValue;
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if (loggers.ContainsKey(name))
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{
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var logger = loggers[name];
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var x = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
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logger.Add(new Coordinates(x, y));
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InsertData(xValues[name], yValues[name], x, y);
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}
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else
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{
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var logger = InitLogger();
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logger.LegendText = name;
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loggers.Add(name, logger);
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var xAxis = new Queue<long>(maxSize);
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var yAxis = new Queue<double>(maxSize);
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xValues.Add(name, xAxis);
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yValues.Add(name, yAxis);
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var x = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
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logger.Add(new Coordinates(x, y));
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InsertData(xAxis, yAxis, x, y);
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}
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//Streamer1.Add(new Coordinates(DateTimeOffset.Now.ToUnixTimeSeconds(), y));
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chart.Plot.GetPlottables<Marker>()
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.ToList()
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.ForEach(m => m.X -= 1);
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chart.Plot.GetPlottables<Marker>()
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.Where(m => m.X < 0)
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.ToList()
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.ForEach(m => chart.Plot.Remove(m));
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//RefreshData();
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}
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private void UserControl_Loaded(object sender, System.Windows.RoutedEventArgs e)
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{
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//refreshTimer.Start();
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timer?.Start();
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}
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private void UserControl_Unloaded(object sender, System.Windows.RoutedEventArgs e)
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{
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timer?.Stop();
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}
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private void UserControl_SizeChanged(object sender, System.Windows.SizeChangedEventArgs e)
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{
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if (this.multi) return;
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chart.Plot.Axes.Left.Label.FontSize = (float)FontSizeConverter.CountFontSize(15, ActualHeight, 92);
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chart.Plot.Axes.Left.TickLabelStyle.FontSize = (float)FontSizeConverter.CountFontSize(10, ActualHeight, 92);
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chart.Plot.Axes.Bottom.TickLabelStyle.FontSize = (float)FontSizeConverter.CountFontSize(10, ActualHeight, 92);
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}
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}
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}
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