380 lines
12 KiB
C#
380 lines
12 KiB
C#
using OxyPlot;
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using OxyPlot.Series;
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using OxyPlot.Axes;
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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.Windows;
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using System.Windows.Threading;
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namespace jiancaiburanxing
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{
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public partial class BalanceChartWindow : Window
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{
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// 温度获取函数
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private Func<double> _getFurnaceTemperature;
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// 定时器
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private DispatcherTimer _updateTimer;
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private const int COLLECTION_DURATION = 600; // 10分钟
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// 已运行时间
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private int _elapsedSeconds = 0;
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// 目标温度
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private const double TARGET_TEMPERATURE = 750.0;
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private const double TOLERANCE = 5.0;
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// 数据存储
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private List<DataPoint> temperatureData = new List<DataPoint>();
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// PlotModel
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private PlotModel plotModel;
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public BalanceChartWindow(Func<double> getFurnaceTemperature)
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{
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InitializeComponent();
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_getFurnaceTemperature = getFurnaceTemperature;
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// 初始化图表
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InitializePlot();
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}
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private void InitializePlot()
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{
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plotModel = new PlotModel
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{
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Title = "温度波动曲线",
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TitleFontSize = 16,
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TitleFontWeight = OxyPlot.FontWeights.Bold,
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PlotAreaBorderColor = OxyColors.LightGray,
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PlotAreaBorderThickness = new OxyThickness(1)
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};
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// 设置背景色
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plotModel.Background = OxyColors.White;
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plotModel.PlotAreaBackground = OxyColors.White;
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// X轴（时间轴）- 更关注近期的波动
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var timeAxis = new LinearAxis
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{
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Position = AxisPosition.Bottom,
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Title = "时间 (秒)",
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TitleFontSize = 12,
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AxislineColor = OxyColors.Black,
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MinorGridlineColor = OxyColor.FromArgb(40, 200, 200, 200),
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MajorGridlineColor = OxyColor.FromArgb(80, 150, 150, 150),
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//Minimum = 0,
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//Maximum = 300, // 初始5分钟，更关注短期波动
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//MajorStep = 60,
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//MinorStep = 10
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Minimum = 0,
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Maximum = 600, // 改为10分钟
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MajorStep = 60, // 每分钟一个主刻度
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MinorStep = 10 // 每10秒一个次刻度
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};
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// Y轴（温度轴）- 重点显示750±20°C范围
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var tempAxis = new LinearAxis
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{
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Position = AxisPosition.Left,
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Title = "温度 (°C)",
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TitleFontSize = 12,
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AxislineColor = OxyColors.Black,
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MinorGridlineColor = OxyColor.FromArgb(40, 200, 200, 200),
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MajorGridlineColor = OxyColor.FromArgb(80, 150, 150, 150),
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Minimum = 730, // 750-20
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Maximum = 770, // 750+20
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MajorStep = 10,
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MinorStep = 2 // 更细的网格，便于观察波动
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};
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// 添加坐标轴
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plotModel.Axes.Add(timeAxis);
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plotModel.Axes.Add(tempAxis);
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// 1. 先添加目标区域（作为背景）
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var targetArea = new AreaSeries
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{
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Color = OxyColor.FromArgb(30, 76, 175, 80), // 浅绿色区域
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Fill = OxyColor.FromArgb(30, 76, 175, 80),
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StrokeThickness = 0
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};
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// 设置目标区域范围
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targetArea.Points.Add(new DataPoint(0, TARGET_TEMPERATURE + TOLERANCE));
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targetArea.Points.Add(new DataPoint(10000, TARGET_TEMPERATURE + TOLERANCE)); // 足够大的X值
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targetArea.Points2.Add(new DataPoint(0, TARGET_TEMPERATURE - TOLERANCE));
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targetArea.Points2.Add(new DataPoint(10000, TARGET_TEMPERATURE - TOLERANCE));
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// 2. 添加目标线
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var targetLine = new LineSeries
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{
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Color = OxyColors.Green,
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StrokeThickness = 1.5,
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LineStyle = LineStyle.Dash
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};
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targetLine.Points.Add(new DataPoint(0, TARGET_TEMPERATURE));
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targetLine.Points.Add(new DataPoint(10000, TARGET_TEMPERATURE));
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// 3. 添加温度曲线
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var temperatureSeries = new LineSeries
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{
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Title = "炉内温度",
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Color = OxyColors.Blue,
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StrokeThickness = 2,
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MarkerType = MarkerType.None, // 不要数据点标记，保持曲线简洁
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CanTrackerInterpolatePoints = true // 允许鼠标悬停时显示插值点
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};
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// 添加到图表（注意顺序：背景在最下面）
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plotModel.Series.Add(targetArea);
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plotModel.Series.Add(targetLine);
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plotModel.Series.Add(temperatureSeries);
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// 绑定到PlotView
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TemperaturePlot.Model = plotModel;
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}
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private void AddTemperatureData(double timeInSeconds, double temperature)
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{
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try
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{
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// 添加数据点
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temperatureData.Add(new DataPoint(timeInSeconds, temperature));
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// 更新图表
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UpdateChart();
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// 更新统计信息
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UpdateStatistics();
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}
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catch (Exception ex)
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{
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Console.WriteLine($"添加数据时出错: {ex.Message}");
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}
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}
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private void UpdateChart()
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{
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if (plotModel == null || temperatureData.Count == 0)
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return;
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// 获取温度曲线系列
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var temperatureSeries = plotModel.Series[2] as LineSeries;
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if (temperatureSeries == null)
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return;
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// 更新数据点（限制最多显示1000个点，避免性能问题）
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temperatureSeries.Points.Clear();
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if (temperatureData.Count <= 1000)
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{
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// 数据量少，显示所有点
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foreach (var point in temperatureData)
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{
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temperatureSeries.Points.Add(point);
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}
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}
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else
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{
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// 数据量大，只显示最近1000个点
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var recentData = temperatureData.Skip(temperatureData.Count - 1000);
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foreach (var point in recentData)
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{
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temperatureSeries.Points.Add(point);
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}
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}
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// 自动调整X轴范围，显示最近的数据
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//var xAxis = plotModel.Axes[0] as LinearAxis;
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//if (xAxis != null && temperatureData.Count > 0)
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//{
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// double maxTime = temperatureData.Last().X;
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// // 保持显示最近300秒的数据
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// xAxis.Minimum = Math.Max(0, maxTime - 300);
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// xAxis.Maximum = Math.Max(300, maxTime);
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//}
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// 刷新图表
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plotModel.InvalidatePlot(true);
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}
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private void StartDataCollection()
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{
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try
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{
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// 清空数据
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temperatureData.Clear();
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_elapsedSeconds = 0;
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// 更新显示
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txtElapsedTime.Text = "0秒";
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UpdateStatistics();
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// 初始化定时器
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_updateTimer = new DispatcherTimer();
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_updateTimer.Interval = TimeSpan.FromSeconds(1);
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_updateTimer.Tick += UpdateTimer_Tick;
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// 添加初始数据点
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AddInitialDataPoint();
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// 启动定时器
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_updateTimer.Start();
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}
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catch (Exception ex)
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{
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MessageBox.Show($"启动数据收集失败: {ex.Message}", "错误",
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MessageBoxButton.OK, MessageBoxImage.Error);
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}
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}
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private void UpdateTimer_Tick(object sender, EventArgs e)
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{
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if (_elapsedSeconds >= COLLECTION_DURATION)
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{
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_updateTimer?.Stop();
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return;
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}
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try
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{
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// 更新时间
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_elapsedSeconds++;
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txtElapsedTime.Text = $"{_elapsedSeconds}秒";
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// 获取当前温度
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if (_getFurnaceTemperature != null)
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{
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double currentTemp = _getFurnaceTemperature();
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// 添加数据点（即使温度为0也记录，代表没有数据）
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AddTemperatureData(_elapsedSeconds, currentTemp);
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"定时器更新失败: {ex.Message}");
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}
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}
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private void AddInitialDataPoint()
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{
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try
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{
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if (_getFurnaceTemperature != null)
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{
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double initialTemp = _getFurnaceTemperature();
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AddTemperatureData(0, initialTemp);
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"添加初始数据点失败: {ex.Message}");
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}
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}
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private void UpdateStatistics()
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{
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if (temperatureData == null || temperatureData.Count == 0)
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{
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ResetStatistics();
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return;
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}
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try
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{
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// 获取当前温度（最后一个数据点）
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double currentTemp = temperatureData.Last().Y;
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// 计算统计信息
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double maxTemp = temperatureData.Max(p => p.Y);
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double minTemp = temperatureData.Min(p => p.Y);
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double difference = currentTemp - TARGET_TEMPERATURE;
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// 更新显示
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txtCurrentTemp.Text = $"{currentTemp:F1}°C";
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txtMaxTemp.Text = $"{maxTemp:F1}°C";
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txtMinTemp.Text = $"{minTemp:F1}°C";
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txtDataPoints.Text = temperatureData.Count.ToString();
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txtTempDifference.Text = $"{(difference >= 0 ? "+" : "")}{difference:F1}°C";
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// 根据差值设置颜色
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if (Math.Abs(difference) <= TOLERANCE)
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{
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txtTempDifference.Foreground = System.Windows.Media.Brushes.Green;
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}
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else if (Math.Abs(difference) <= TOLERANCE * 2)
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{
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txtTempDifference.Foreground = System.Windows.Media.Brushes.Orange;
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}
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else
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{
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txtTempDifference.Foreground = System.Windows.Media.Brushes.Red;
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}
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}
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catch (Exception)
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{
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ResetStatistics();
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}
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}
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private void ResetStatistics()
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{
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txtCurrentTemp.Text = "0°C";
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txtMaxTemp.Text = "0°C";
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txtMinTemp.Text = "0°C";
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txtDataPoints.Text = "0";
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txtTempDifference.Text = "0°C";
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txtTempDifference.Foreground = System.Windows.Media.Brushes.Black;
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}
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#region 事件处理
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private void Window_Loaded(object sender, RoutedEventArgs e)
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{
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StartDataCollection();
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}
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private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
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{
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_updateTimer?.Stop();
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_updateTimer = null;
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}
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private void btnClearData_Click(object sender, RoutedEventArgs e)
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{
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var result = MessageBox.Show("确定要清空所有数据吗？", "确认",
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MessageBoxButton.YesNo, MessageBoxImage.Question);
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if (result == MessageBoxResult.Yes)
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{
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// 停止定时器
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_updateTimer?.Stop();
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// 清空数据
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temperatureData.Clear();
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_elapsedSeconds = 0;
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// 重置统计
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ResetStatistics();
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txtElapsedTime.Text = "0秒";
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// 重新开始
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_updateTimer?.Start();
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}
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}
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private void btnClose_Click(object sender, RoutedEventArgs e)
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{
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_updateTimer?.Stop();
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this.Close();
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}
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#endregion
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}
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}
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