PowerShell function to create a single-series spline chart from .Net chart controls and display in a WPF window

New-SingleSeriesSplineChart.ps1

Function New-SingleSeriesSplineChart {
    
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory=$true)]
        $Title,
        [Parameter(Mandatory=$true)]
        $Data,
        [Parameter(Mandatory=$true)]
        $AxisX,
        [Parameter(Mandatory=$true)]
        $AxisY
    )

    # Add required assemblies
    Add-Type -AssemblyName PresentationFramework,System.Windows.Forms,System.Windows.Forms.DataVisualization

    # Create a WPF Window
    $Window = New-object System.Windows.Window
    $Window.Title = $Title
    $window.Height = 800
    $Window.Width = 800
    $Window.WindowStartupLocation = "CenterScreen"

    # Add an image to the Window
    $Image = New-Object System.Windows.Controls.Image
    $Image.Height = "NaN"
    $Image.Width = "NaN"
    $Window.AddChild($Image)

    # Function to create a .Net Spline Chart
    Function Create-SplineChart {
    
        param($Title,$Data,$AxisX,$AxisY)
 
        # Create a chart object
        $Chart = New-object System.Windows.Forms.DataVisualization.Charting.Chart
        $Chart.Width = 800
        $Chart.Height = 800
        $Chart.Left = 10
        $Chart.Top = 10
 
        # Create a chartarea to draw on and add this to the chart
        $ChartArea = New-Object System.Windows.Forms.DataVisualization.Charting.ChartArea
        $ChartArea.AxisY.Minimum = 0
        $ChartArea.AxisX.Minimum = 0
        $ChartArea.AxisX.Interval = 1
        $ChartArea.AxisX.IsLabelAutoFit = $false
        $ChartArea.AxisX.LabelStyle.Angle = -45
        $ChartArea.Area3DStyle.Enable3D = $True
        $ChartArea.Area3DStyle.Inclination = "10"
        $ChartArea.Area3DStyle.Rotation = "10"
        $ChartArea.BackColor = "AliceBlue"
        $ChartArea.AxisX.LabelStyle.Font = (New-Object System.Drawing.Font -ArgumentList "Segui", "12")
        $Chart.ChartAreas.Add($ChartArea)
        [void]$Chart.Series.Add($AxisY) 
 
        # Add a legend
        $Legend = New-Object System.Windows.Forms.DataVisualization.Charting.Legend
        $Chart.Legends.Add($Legend)
        $Chart.Legends[0].Docking = "Bottom"
        $Chart.Legends[0].Font = (New-Object System.Drawing.Font -ArgumentList "Segui", "12")
        $Chart.Legends[0].Alignment = "Center"

        # Add a datapoint for each value specified in the provided data
        $Data | foreach {
            $datapoint = new-object System.Windows.Forms.DataVisualization.Charting.DataPoint(0, $_.$AxisY)
            $datapoint.AxisLabel = $_.$AxisX
            $Chart.Series[$AxisY].Points.Add($datapoint)
        }
    
        # Set the chart type
        $Chart.Series[$AxisY].ChartType = [System.Windows.Forms.DataVisualization.Charting.SeriesChartType]::Spline
 
        # Set the title of the Chart
        $TitleObj = new-object System.Windows.Forms.DataVisualization.Charting.Title
        $Chart.Titles.Add($TitleObj)
        $Chart.Titles[0].Font = (New-Object System.Drawing.Font -ArgumentList "Segui", "18")
        $Chart.Titles[0].Text = $Title
 
        # Save the chart to a memory stream
        $Stream = New-Object System.IO.MemoryStream
        $Chart.SaveImage($Stream,"png")
        $script:ImageStream = $Stream.GetBuffer()
        $Stream.Dispose()

    }
 
    # Add an event to display the chart when the window is opened
    $Window.Add_ContentRendered({
    
        # Create the Chart
        Create-SplineChart -Title $Title -Data $Data -AxisX $AxisX -AxisY $AxisY

        # Set the image source
        $image.Source = $ImageStream
        $This.Activate()

    })
 
    # Display window
    $null = $window.Dispatcher.InvokeAsync{$window.ShowDialog()}.Wait()

}