buildTooltip method

List<Widget> buildTooltip(
  1. ChartPainterSeriesModel? series,
  2. IExtendedSeriesInterface spot
)

Implementation

List<Widget> buildTooltip(
    ChartPainterSeriesModel? series, IExtendedSeriesInterface spot) {
  List<Widget> views = [];
  if (series == null) return views;

  // get series tooltip
  var tip = series.tooltip;
  if (tip != null) {
    // bind the data to the tip
    tip.data = spot.data;
    views.add(tip.getView());
  }

  return views;
}