(#684) Enable setting the color of the values in a BreakdownChart

src/Spectre.Console/Extensions/BreakdownChartExtensions.cs

@@ -297,4 +297,21 @@ public static class BreakdownChartExtensions
         chart.Compact = compact;
         return chart;
     }
+
+    /// <summary>
+    /// Sets the <see cref="BreakdownChart.ValueColor"/>.
+    /// </summary>
+    /// <param name="chart">The breakdown chart.</param>
+    /// <param name="color">The <see cref="Color"/> to set.</param>
+    /// <returns>The same instance so that multiple calls can be chained.</returns>
+    public static BreakdownChart WithValueColor(this BreakdownChart chart, Color color)
+    {
+        if (chart is null)
+        {
+            throw new ArgumentNullException(nameof(chart));
+        }
+
+        chart.ValueColor = color;
+        return chart;
+    }
 }

src/Spectre.Console/Widgets/Charts/BreakdownChart.cs

@@ -30,6 +30,11 @@ public sealed class BreakdownChart : Renderable, IHasCulture, IExpandable
     /// </summary>
     public Func<double, CultureInfo, string>? ValueFormatter { get; set; }
 
+    /// <summary>
+    /// Gets or sets the Color in which the values will be shown.
+    /// </summary>
+    public Color ValueColor { get; set; } = Color.Grey;
+
     /// <summary>
     /// Gets or sets a value indicating whether or not the
     /// chart and tags should be rendered in compact mode.
@@ -94,6 +99,7 @@ public sealed class BreakdownChart : Renderable, IHasCulture, IExpandable
                 Culture = Culture,
                 ShowTagValues = ShowTagValues,
                 ValueFormatter = ValueFormatter,
+                ValueColor = ValueColor,
             });
         }
 

src/Spectre.Console/Widgets/Charts/BreakdownTags.cs

@@ -8,6 +8,7 @@ internal sealed class BreakdownTags : Renderable
     public CultureInfo? Culture { get; set; }
     public bool ShowTagValues { get; set; } = true;
     public Func<double, CultureInfo, string>? ValueFormatter { get; set; }
+    public Color ValueColor { get; set; } = Color.Grey;
 
     public BreakdownTags(List<IBreakdownChartItem> data)
     {
@@ -55,8 +56,9 @@ internal sealed class BreakdownTags : Renderable
 
         if (ShowTagValues)
         {
-            return string.Format(culture, "{0} [grey]{1}[/]",
+            return string.Format(culture, "{0} [{1}]{2}[/]",
                 item.Label.EscapeMarkup(),
+                ValueColor.ToMarkup(),
                 formatter(item.Value, culture));
         }