WPF 2D Chart OxyPlot 사용법 – 꺾은선 그래프 (LineSeries)

<Window x:Class="BlogDemo01.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:BlogDemo01"
		xmlns:oxy="http://oxyplot.org/wpf"
        mc:Ignorable="d"
        Title="MainWindow" Height="450" Width="800">
	<Grid>
		<Grid.ColumnDefinitions>
			<ColumnDefinition/>
			<ColumnDefinition Width="120"/>
		</Grid.ColumnDefinitions>
		<oxy:PlotView x:Name="plotView"/>
		<StackPanel Grid.Column="1">
			<Button x:Name="btnTest00" Content="Test 00" Margin="10" Height="24"/>
		</StackPanel>
	</Grid>
</Window>

Random random = new Random(Guid.NewGuid().GetHashCode() + DateTime.Now.Millisecond);

public MainWindow()
{
	InitializeComponent();
	this.Loaded += MainWindow_Loaded;
}

private void MainWindow_Loaded(object sender, RoutedEventArgs e)
{
	plotView.Model = TwoLineSeries();
}

public PlotModel TwoLineSeries()
{
	PlotModel plotModel = new PlotModel();
	plotModel.Title = "Two LineSeries";

	var xAxis = new LinearAxis();
	xAxis.Position = AxisPosition.Bottom;
	xAxis.Title = "X Axis";
	// if you want to disable zooming and panning, uncomment the following lines
	//linearAxis1.IsZoomEnabled = false;
	//linearAxis1.IsPanEnabled = false;
	plotModel.Axes.Add(xAxis);

	var yAxis = new LinearAxis();
	//linearAxis2.Position = AxisPosition.Left;
	//linearAxis2.Position = AxisPosition.Right;
	yAxis.Title = "Y Axis";
	// if you want to disable zooming and panning, uncomment the following lines
	//linearAxis2.IsZoomEnabled = false;
	//linearAxis2.IsPanEnabled = false;
	plotModel.Axes.Add(yAxis);

	var lineSeries1 = new LineSeries();
	lineSeries1.Title = "LineSeries 1";
	lineSeries1.Color = OxyColors.Red;

	var lineSeries2 = new LineSeries();
	lineSeries2.Title = "LineSeries 2";
	lineSeries2.Color = OxyColors.Blue;

	// Generate random data points for the line series
	for (int i = 0; i <= 100; i += 10)
	{
		double y1 = random.Next(0, 30);
		double y2 = random.Next(-5, 20);
		lineSeries1.Points.Add(new DataPoint(i, y1));
		lineSeries2.Points.Add(new DataPoint(i, y2));
	}

	plotModel.Series.Add(lineSeries1);
	plotModel.Series.Add(lineSeries2);

	return plotModel;
}

public partial class MainWindow : Window
{
	Random random = new Random(Guid.NewGuid().GetHashCode() + DateTime.Now.Millisecond);

	double xMin, xMax, yMin, yMax = 0;

	public MainWindow()
	{
		InitializeComponent();

		plotView.MouseMove += PlotView_MouseMove;
		plotView.KeyDown += PlotView_KeyDown;

		btnTest00.Click += BtnTest00_Click;

		this.Loaded += MainWindow_Loaded;
	}

	private void PlotView_MouseMove(object sender, MouseEventArgs e)
	{
		if (!plotView.IsFocused)
		{
			plotView.Focus();
		}
	}

	private void PlotView_KeyDown(object sender, KeyEventArgs e)
	{
		if (e.Key == Key.Escape)
		{
			foreach(Axis axis in plotView.Model.Axes)
			{
				axis.Reset();
			}
			
			plotView.Model.InvalidatePlot(true);
		}
	}

	private void CheckFirstPosition()
	{
		if(plotView.Model == null || plotView.Model.Axes.Count == 0)
		{
			return;
		}

		foreach(Axis axis in plotView.Model.Axes)
		{
			if(axis.Position == AxisPosition.Bottom)
			{
				xMin = axis.ActualMinimum;
				xMax = axis.ActualMaximum;
			}
			else
			{
				yMin = axis.ActualMinimum;
				yMax = axis.ActualMaximum;
			}
		}
	}

	private void MainWindow_Loaded(object sender, RoutedEventArgs e)
	{
		BtnTest00_Click(sender, e);
	}

	private void BtnTest00_Click(object sender, RoutedEventArgs e)
	{
		plotView.Model = TwoLineSeries();
		CheckFirstPosition();
	}

	public PlotModel TwoLineSeries()
	{
		PlotModel plotModel = new PlotModel();
		plotModel.Title = "Two LineSeries";

		var xAxis = new LinearAxis();
		xAxis.Position = AxisPosition.Bottom;
		xAxis.Title = "X Axis";
		// if you want to disable zooming and panning, uncomment the following lines
		//linearAxis1.IsZoomEnabled = false;
		//linearAxis1.IsPanEnabled = false;
		plotModel.Axes.Add(xAxis);

		var yAxis = new LinearAxis();
		//linearAxis2.Position = AxisPosition.Left;
		//linearAxis2.Position = AxisPosition.Right;
		yAxis.Title = "Y Axis";
		// if you want to disable zooming and panning, uncomment the following lines
		//linearAxis2.IsZoomEnabled = false;
		//linearAxis2.IsPanEnabled = false;
		plotModel.Axes.Add(yAxis);

		var lineSeries1 = new LineSeries();
		lineSeries1.Title = "LineSeries 1";
		lineSeries1.Color = OxyColors.Red;

		var lineSeries2 = new LineSeries();
		lineSeries2.Title = "LineSeries 2";
		lineSeries2.Color = OxyColors.Blue;

		// Generate random data points for the line series
		for (int i = 0; i <= 100; i += 10)
		{
			double y1 = random.Next(0, 30);
			double y2 = random.Next(-5, 20);
			lineSeries1.Points.Add(new DataPoint(i, y1));
			lineSeries2.Points.Add(new DataPoint(i, y2));
		}

		plotModel.Series.Add(lineSeries1);
		plotModel.Series.Add(lineSeries2);

		return plotModel;
	}
}