feat(chart): add bubble chart support

Examples/Charts.Bubble.ps1

@@ -0,0 +1,6 @@
+Import-Module $PSScriptRoot\..\ImagePlayground.psd1 -Force
+
+New-ImageChart {
+    New-ImageChartBubble -Name "First" -X 1,2,3 -Y 4,5,6 -Size 10,20,30 -Color Blue
+    New-ImageChartBubble -Name "Second" -X 1,2,3 -Y 3,2,1 -Size 15,10,25 -Color Red
+} -Show -FilePath $PSScriptRoot\Output\ChartsBubble.png -Width 500 -Height 500

ImagePlayground.psd1

@@ -1,7 +1,7 @@
 @{
     AliasesToExport        = @('New-QRCode', 'New-QRCodeWiFi')
     Author                 = 'Przemyslaw Klys'
-    CmdletsToExport        = @('Add-ImageText', 'Add-ImageTextBox', 'Add-ImageWatermark', 'Clear-ImageThumbnailCache', 'Compare-Image', 'ConvertFrom-ImageBase64', 'ConvertTo-Image', 'ConvertTo-ImageBase64', 'Export-ImageMetadata', 'Get-Image', 'Get-ImageBarCode', 'Get-ImageExif', 'Get-ImageQRCode', 'Import-ImageMetadata', 'Merge-Image', 'New-ImageAvatar', 'New-ImageBarCode', 'New-ImageChart', 'New-ImageChartAnnotation', 'New-ImageChartArea', 'New-ImageChartBar', 'New-ImageChartBarOptions', 'New-ImageChartHeatmap', 'New-ImageChartHistogram', 'New-ImageChartLine', 'New-ImageChartPie', 'New-ImageChartPolar', 'New-ImageChartRadial', 'New-ImageChartScatter', 'New-ImageCrop', 'New-ImageGif', 'New-ImageGrid', 'New-ImageIcon', 'New-ImageMosaic', 'New-ImageQRCode', 'New-ImageQRCodeBezahlCode', 'New-ImageQRCodeBitcoin', 'New-ImageQRCodeGeoLocation', 'New-ImageQRCodeGirocode', 'New-ImageQRCodeMonero', 'New-ImageQRCodeOtp', 'New-ImageQRCodePhoneNumber', 'New-ImageQRCodeShadowSocks', 'New-ImageQRCodeSkypeCall', 'New-ImageQRCodeSlovenianUpnQr', 'New-ImageQRCodeSms', 'New-ImageQRCodeSwiss', 'New-ImageQRCodeWiFi', 'New-ImageQRContact', 'New-ImageThumbnail', 'Remove-ImageExif', 'Resize-Image', 'Save-Image', 'Set-ImageAdjust', 'Set-ImageBlur', 'Set-ImageExif', 'Set-ImageRotation', 'Set-ImageSharpen')
+    CmdletsToExport        = @('Add-ImageText', 'Add-ImageTextBox', 'Add-ImageWatermark', 'Clear-ImageThumbnailCache', 'Compare-Image', 'ConvertFrom-ImageBase64', 'ConvertTo-Image', 'ConvertTo-ImageBase64', 'Export-ImageMetadata', 'Get-Image', 'Get-ImageBarCode', 'Get-ImageExif', 'Get-ImageQRCode', 'Import-ImageMetadata', 'Merge-Image', 'New-ImageAvatar', 'New-ImageBarCode', 'New-ImageChart', 'New-ImageChartAnnotation', 'New-ImageChartArea', 'New-ImageChartBar', 'New-ImageChartBarOptions', 'New-ImageChartBubble', 'New-ImageChartHeatmap', 'New-ImageChartHistogram', 'New-ImageChartLine', 'New-ImageChartPie', 'New-ImageChartPolar', 'New-ImageChartRadial', 'New-ImageChartScatter', 'New-ImageCrop', 'New-ImageGif', 'New-ImageGrid', 'New-ImageIcon', 'New-ImageMosaic', 'New-ImageQRCode', 'New-ImageQRCodeBezahlCode', 'New-ImageQRCodeBitcoin', 'New-ImageQRCodeGeoLocation', 'New-ImageQRCodeGirocode', 'New-ImageQRCodeMonero', 'New-ImageQRCodeOtp', 'New-ImageQRCodePhoneNumber', 'New-ImageQRCodeShadowSocks', 'New-ImageQRCodeSkypeCall', 'New-ImageQRCodeSlovenianUpnQr', 'New-ImageQRCodeSms', 'New-ImageQRCodeSwiss', 'New-ImageQRCodeWiFi', 'New-ImageQRContact', 'New-ImageThumbnail', 'Remove-ImageExif', 'Resize-Image', 'Save-Image', 'Set-ImageAdjust', 'Set-ImageBlur', 'Set-ImageExif', 'Set-ImageRotation', 'Set-ImageSharpen')
     CompanyName            = 'Evotec'
     CompatiblePSEditions   = @('Desktop', 'Core')
     Copyright              = '(c) 2011 - 2025 Przemyslaw Klys @ Evotec. All rights reserved.'

Sources/ImagePlayground.Chart/ChartBubble.cs

@@ -0,0 +1,32 @@
+using System.Collections.Generic;
+using ImageColor = SixLabors.ImageSharp.Color;
+
+namespace ImagePlayground;
+
+/// <summary>Bubble chart definition.</summary>
+public sealed class ChartBubble : ChartDefinition {
+    /// <summary>X values.</summary>
+    public IList<double> X { get; }
+
+    /// <summary>Y values.</summary>
+    public IList<double> Y { get; }
+
+    /// <summary>Size values.</summary>
+    public IList<double> Size { get; }
+
+    /// <summary>Bubble color.</summary>
+    public ImageColor? Color { get; }
+
+    /// <summary>Create a bubble chart definition.</summary>
+    /// <param name="name">Series name.</param>
+    /// <param name="x">X data points.</param>
+    /// <param name="y">Y data points.</param>
+    /// <param name="size">Bubble sizes.</param>
+    /// <param name="color">Optional bubble color.</param>
+    public ChartBubble(string name, IList<double> x, IList<double> y, IList<double> size, ImageColor? color = null) : base(ChartDefinitionType.Bubble, name) {
+        X = x;
+        Y = y;
+        Size = size;
+        Color = color;
+    }
+}

Sources/ImagePlayground.Chart/ChartDefinitionType.cs

@@ -1,26 +1,28 @@
-namespace ImagePlayground;
-
-/// <summary>
-/// Type of chart definition.
-/// </summary>
-public enum ChartDefinitionType
-{
-    /// <summary>Bar chart.</summary>
-    Bar,
-    /// <summary>Line chart.</summary>
-    Line,
-    /// <summary>Scatter chart.</summary>
-    Scatter,
-    /// <summary>Polar plot.</summary>
-    Polar,
-    /// <summary>Pie chart.</summary>
-    Pie,
-    /// <summary>Radial gauge chart.</summary>
-    Radial,
-    /// <summary>Heatmap chart.</summary>
-    Heatmap,
-    /// <summary>Histogram chart.</summary>
-    Histogram,
-    /// <summary>Area chart.</summary>
-    Area
-}
+namespace ImagePlayground;
+
+/// <summary>
+/// Type of chart definition.
+/// </summary>
+public enum ChartDefinitionType
+{
+    /// <summary>Bar chart.</summary>
+    Bar,
+    /// <summary>Line chart.</summary>
+    Line,
+    /// <summary>Scatter chart.</summary>
+    Scatter,
+    /// <summary>Bubble chart.</summary>
+    Bubble,
+    /// <summary>Polar plot.</summary>
+    Polar,
+    /// <summary>Pie chart.</summary>
+    Pie,
+    /// <summary>Radial gauge chart.</summary>
+    Radial,
+    /// <summary>Heatmap chart.</summary>
+    Heatmap,
+    /// <summary>Histogram chart.</summary>
+    Histogram,
+    /// <summary>Area chart.</summary>
+    Area
+}