public static void AddTitle(this ChartControl chart, string title)
{
ChartTitle _title = new ChartTitle();
_title.Text = title;
chart.Titles.Add(_title);
}
/// <summary>
/// 饼状Series设置成百分比显示
/// </summary>
/// <param name="series">Series</param>
public static void SetPiePercentage(this Series series)
{
if (series.View is PieSeriesView)
{
((PiePointOptions)series.PointOptions).PercentOptions.ValueAsPercent = true;
((PiePointOptions)series.PointOptions).ValueNumericOptions.Format = NumericFormat.Percent;
((PiePointOptions)series.PointOptions).ValueNumericOptions.Precision = 0;
}
}
/// <summary>
/// 将X轴格式化成时间轴
/// </summary>
/// <param name="chart">ChartControl</param>
/// <param name="dateTimeMeasureUnit">X轴刻度单位</param>
/// <param name="dateTimeGridAlignment">X轴刻度间距的单位</param>
public static void SetTimeAxisX(this ChartControl chart, DateTimeMeasurementUnit dateTimeMeasureUnit, DateTimeMeasurementUnit dateTimeGridAlignment)
{
XYDiagram _diagram = (XYDiagram)chart.Diagram;
if (_diagram != null)
{
