displayMode property

SparkChartMarkerDisplayMode displayMode

Enables the markers in different modes.

• SparkChartMarkerDisplayMode.none does not allow to display a marker on any data points.
• SparkChartMarkerDisplayMode.all allows to display a marker on all the data points.
• SparkChartMarkerDisplayMode.high allows displaying marker only on the highest data points in the spark chart widget.
• SparkChartMarkerDisplayMode.low allows displaying marker only on the lowest data points
• SparkChartMarkerDisplayMode.first allows displaying marker only on the first data points.
• SparkChartMarkerDisplayMode.last allows displaying marker only on the last data points.

Defaults to SparkChartMarkerMode.none.

@override
Widget build(BuildContext context) {
 return Scaffold(
   body: Center(
       child: SfSparkAreaChart(
     marker: SparkChartMarker(
         size: 20, displayMode: SparkChartMarkerDisplayMode.all),
     data: <double>[18, 24, 30, 14, 28],
   )),
 );
}

Implementation

final SparkChartMarkerDisplayMode displayMode;