Refactor chart dataset data labels structure

Removed data labels classes from `LineChartDataset`, `PieChartDataset`, `PolarAreaChartDataset`, `RadarChartDataset`, and `ScatterChartDataset`. Introduced new data labels classes in separate files under the `BlazorExpress.ChartJS` namespace, inheriting from `ChartDatasetDataLabels`. This change streamlines the dataset structure and improves code organization.

NOTE: This commit message is auto-generated using GitHub Copilot.

Author: gvreddy04

BlazorExpress.ChartJS/Models/ChartDataset/LineChart/LineChartDataset.cs

@@ -118,6 +118,7 @@ public LineChartDataset FillToValue(double value)
     }
 
     #endregion
+
     #region Properties, Indexers
 
     /// <summary>
@@ -444,67 +445,3 @@ public LineChartDataset FillToValue(double value)
 
     #endregion
 }
-
-public class LineChartDatasetDataLabels
-{
-    #region Fields and Constants
-
-    private Alignment alignment;
-
-    private Anchor anchor;
-
-    #endregion
-
-    #region Properties, Indexers
-
-    /// <summary>
-    /// Gets or sets the data labels alignment. 
-    /// </summary>
-    /// <remarks>
-    /// Default value is <see cref="Alignment.Center"/>.
-    /// </remarks>
-    [JsonIgnore]
-    public Alignment Alignment
-    {
-        get => alignment;
-        set
-        {
-            alignment = value;
-            DataLabelsAlignment = value.ToAlignmentString();
-        }
-    }
-
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// </summary>
-    /// <remarks>
-    /// Default value is <see cref="Anchor.None"/>.
-    /// </remarks>
-    [JsonIgnore]
-    public Anchor Anchor
-    {
-        get => anchor;
-        set
-        {
-            anchor = value;
-            DataLabelsAnchor = value.ToAnchorString();
-        }
-    }
-
-    /// <summary>
-    /// Gets or sets the data labels alignment.
-    /// Possible values: start, center, and end.
-    /// </summary>
-    [JsonPropertyName("align")]
-    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
-    public string? DataLabelsAlignment { get; private set; }
-
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// Possible values: start, center, and end.
-    /// </summary>
-    [JsonPropertyName("anchor")]
-    public string? DataLabelsAnchor { get; private set; }
-
-    #endregion
-}

BlazorExpress.ChartJS/Models/ChartDataset/LineChart/LineChartDatasetDataLabels.cs

@@ -0,0 +1,3 @@
+namespace BlazorExpress.ChartJS;
+
+public class LineChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/PieChart/PieChartDataset.cs

@@ -197,44 +197,3 @@ public class PieChartDataset : ChartDataset<double?>
 
     #endregion
 }
-
-public class PieChartDatasetDataLabels
-{
-    #region Fields and Constants
-
-    private Anchor anchor;
-
-    #endregion
-
-    #region Properties, Indexers
-    
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// </summary>
-    /// <remarks>
-    /// Default value is <see cref="Anchor.None"/>.
-    /// </remarks>
-    [JsonIgnore]
-    public Anchor Anchor
-    {
-        get => anchor;
-        set
-        {
-            anchor = value;
-            DataLabelsAnchor = value.ToAnchorString();
-        }
-    }
-
-    //public string? BackgroundColor { get; set; }
-
-    public double? BorderWidth { get; set; } = 2;
-
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// Possible values: start, center, and end.
-    /// </summary>
-    [JsonPropertyName("anchor")]
-    public string? DataLabelsAnchor { get; private set; }
-
-    #endregion
-}

BlazorExpress.ChartJS/Models/ChartDataset/PieChart/PieChartDatasetDataLabels.cs

@@ -0,0 +1,3 @@
+namespace BlazorExpress.ChartJS;
+
+public class PieChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/PolarAreaChart/PolarAreaChartDataset.cs

@@ -137,44 +137,3 @@ public class PolarAreaChartDataset : ChartDataset<double?>
 
     #endregion
 }
-
-public class PolarAreaChartDatasetDataLabels
-{
-    #region Fields and Constants
-
-    private Anchor anchor;
-
-    #endregion
-
-    #region Properties, Indexers
-    
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// </summary>
-    /// <remarks>
-    /// Default value is <see cref="Anchor.None"/>.
-    /// </remarks>
-    [JsonIgnore]
-    public Anchor Anchor
-    {
-        get => anchor;
-        set
-        {
-            anchor = value;
-            DataLabelsAnchor = value.ToAnchorString();
-        }
-    }
-
-    //public string? BackgroundColor { get; set; }
-
-    public double? BorderWidth { get; set; } = 2;
-
-    /// <summary>
-    /// Gets or sets the data labels anchor.
-    /// Possible values: start, center, and end.
-    /// </summary>
-    [JsonPropertyName("anchor")]
-    public string? DataLabelsAnchor { get; private set; }
-
-    #endregion
-}

BlazorExpress.ChartJS/Models/ChartDataset/PolarAreaChart/PolarAreaChartDatasetDataLabels.cs

@@ -0,0 +1,3 @@
+namespace BlazorExpress.ChartJS;
+
+public class PolarAreaChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/RadarChart/RadarChartDataset.cs

@@ -267,5 +267,3 @@ public class RadarChartDataset : ChartDataset<double?>
 
     #endregion
 }
-
-public class RadarChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/RadarChart/RadarChartDatasetDataLabels.cs

@@ -0,0 +1,3 @@
+namespace BlazorExpress.ChartJS;
+
+public class RadarChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/ScatterChart/ScatterChartDataset.cs

@@ -337,5 +337,3 @@ public class ScatterChartDataset : ChartDataset<ScatterChartDataPoint>
 
     #endregion
 }
-
-public class ScatterChartDatasetDataLabels : ChartDatasetDataLabels { }

BlazorExpress.ChartJS/Models/ChartDataset/ScatterChart/ScatterChartDatasetDataLabels.cs

@@ -0,0 +1,3 @@
+namespace BlazorExpress.ChartJS;
+
+public class ScatterChartDatasetDataLabels : ChartDatasetDataLabels { }