The DxChartTooltip component enables you to specify templates for the tooltips that are displayed when the mouse hovers over a chart series. A ChartTooltipData type object represents the template's context. This object stores information about the hovered series point.

The DxChartSeriesLegendItem component in a chart series' markup allows you to customize a legend item's appearance. This component allows you to change a legend item's position and visibility. You can also customize the legend item text via the Text and TextTemplate properties. To show and hide series when a user clicks the corresponding legend item, set the AllowToggleSeries property to true .