sparkcharts library Null safety

Syncfusion Flutter Spark/Micro charts are light weight chart, typically drawn without axes or coordinates. It presents the general shape of data’s in a simple and highly condensed way.

To use, import package:syncfusion_flutter_charts/sparkcharts.dart.

See also:

Classes

SfSparkAreaChart
This class renders an area spark chart. The SfSparkAreaChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way. [...]
SfSparkBarChart
This class renders a bar spark chart. The SfSparkBarChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way. [...]
SfSparkLineChart
This class renders a sparkline chart. The SfSparkLineChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way. [...]
SfSparkWinLossChart
This class renders a win loss spark chart. The SfSparkWinLossChart is a very small chart, typically drawn without axis ticks and labels. It presents the general shape of data in a simple and highly condensed way. It is used to show whether each value is positive or negative visualizing a Win/Loss scenario. [...]
SparkChartMarker
Adds and customizes the markers. [...]
SparkChartPlotBand
Renders plot band.. [...]
SparkChartTrackball
Enables and customizes the trackball. [...]
TooltipFormatterDetails
Passes as the argument in the tooltipFormatter callback of trackball. The callback gets triggered when the trackball tooltip label text is created.

Enums

SparkChartActivationMode
Activates the trackball in different gestures.
SparkChartLabelDisplayMode
Displays the data labels on the spark chart widget in different modes.
SparkChartMarkerDisplayMode
Displays the marker on the spark chart widget in different modes.
SparkChartMarkerShape
Displays the marker in different types of shape.

Typedefs

SparkChartIndexedValueMapper<R> = R Function(int index)
Signature for the callback that returns the dynamic value from the data source based on the index.
SparkChartTooltipCallback<String> = String Function(TooltipFormatterDetails details)
Signature for the callback that returns the string value to override the default text format of trackball tooltip label.