/// <summary>
/// Aligns the label to the right.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart RightAlignLabel(this BarChart chart)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.LabelAlignment = Justify.Right;
return(chart);
}
/// <summary>
/// Sets whether or not values should be shown
/// next to each bar.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <param name="show">Whether or not values should be shown next to each bar.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart ShowValues(this BarChart chart, bool show)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.ShowValues = show;
return(chart);
}
/// <summary>
/// Adds an item to the bar chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <param name="label">The item label.</param>
/// <param name="value">The item value.</param>
/// <param name="color">The item color.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart AddItem(this BarChart chart, string label, double value, Color?color = null)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.Data.Add(new BarChartItem(label, value, color));
return(chart);
}
/// <summary>
/// Sets the label of the bar chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <param name="label">The bar chart label.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart Label(this BarChart chart, string?label)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.Label = label;
return(chart);
}
/// <summary>
/// Sets the width of the bar chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <param name="width">The bar chart width.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart Width(this BarChart chart, int?width)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.Width = width;
return(chart);
}
/// <summary>
/// Sets the max fixed value for the chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <param name="maxValue">Max value for the chart.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart WithMaxValue(this BarChart chart, double maxValue)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.MaxValue = maxValue;
return(chart);
}
/// <summary>
/// Adds an item to the bar chart.
/// </summary>
/// <typeparam name="T">A type that implements <see cref="IBarChartItem"/>.</typeparam>
/// <param name="chart">The bar chart.</param>
/// <param name="item">The item.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart AddItem <T>(this BarChart chart, T item)
where T : IBarChartItem
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
chart.Data.Add(new BarChartItem(
item.Label,
item.Value,
item.Color));
return(chart);
}
/// <summary>
/// Adds multiple items to the bar chart.
/// </summary>
/// <typeparam name="T">A type that implements <see cref="IBarChartItem"/>.</typeparam>
/// <param name="chart">The bar chart.</param>
/// <param name="items">The items.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart AddItems <T>(this BarChart chart, IEnumerable <T> items)
where T : IBarChartItem
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
if (items is null)
{
throw new ArgumentNullException(nameof(items));
}
foreach (var item in items)
{
AddItem(chart, item);
}
return(chart);
}
/// <summary>
/// Adds multiple items to the bar chart.
/// </summary>
/// <typeparam name="T">A type that implements <see cref="IBarChartItem"/>.</typeparam>
/// <param name="chart">The bar chart.</param>
/// <param name="items">The items.</param>
/// <param name="converter">The converter that converts instances of <c>T</c> to <see cref="BarChartItem"/>.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart AddItems <T>(this BarChart chart, IEnumerable <T> items, Func <T, BarChartItem> converter)
{
if (chart is null)
{
throw new ArgumentNullException(nameof(chart));
}
if (items is null)
{
throw new ArgumentNullException(nameof(items));
}
if (converter is null)
{
throw new ArgumentNullException(nameof(converter));
}
foreach (var item in items)
{
chart.Data.Add(converter(item));
}
return(chart);
}
/// <summary>
/// Hides values next to each bar in the bar chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart HideValues(this BarChart chart)
{
return(ShowValues(chart, false));
}
/// <summary>
/// Shows values next to each bar in the bar chart.
/// </summary>
/// <param name="chart">The bar chart.</param>
/// <returns>The same instance so that multiple calls can be chained.</returns>
public static BarChart ShowValues(this BarChart chart)
{
return(ShowValues(chart, true));
}