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Allow formatting breakdown charts with lambda expr

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Relates to #252
This commit is contained in:
Patrik Svensson
2021-02-13 17:02:05 +01:00
committed by Patrik Svensson
parent 28e9c14de4
commit 102e2dc38d
6 changed files with 60 additions and 13 deletions
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43
src/Spectre.Console/Extensions/BreakdownChartExtensions.cs
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@ -141,16 +141,53 @@ namespace Spectre.Console
/// Tags will be shown.
/// </summary>
/// <param name="chart">The breakdown chart.</param>
/// <param name="format">The tag value format.</param>
/// <param name="func">The value formatter to use.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BreakdownChart TagValueFormat(this BreakdownChart chart, string? format)
public static BreakdownChart UseValueFormatter(this BreakdownChart chart, Func<double, CultureInfo, string>? func)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.TagValueFormat = format;
chart.ValueFormatter = func;
return chart;
}
/// <summary>
/// Tags will be shown.
/// </summary>
/// <param name="chart">The breakdown chart.</param>
/// <param name="func">The value formatter to use.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BreakdownChart UseValueFormatter(this BreakdownChart chart, Func<double, string>? func)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.ValueFormatter = func != null
? (value, _) => func(value)
: null;
return chart;
}
/// <summary>
/// Tags will be shown.
/// </summary>
/// <param name="chart">The breakdown chart.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BreakdownChart ShowPercentage(this BreakdownChart chart)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.ValueFormatter = (value, culture) => string.Format(culture, "{0}%", value);
return chart;
}