PieChartData class
Represents data for a single slice of a pie chart.
Constructors
- PieChartData.new({required double value, required String label, Color? color, VoidCallback? onTap})
-
Constructor for PieChartData.
const
-
PieChartData.fromJson(Map<
String, dynamic> json) -
Creates a PieChartData instance from a JSON map.
Supports both simple and Plotly-compatible formats.
factory
Properties
- color → Color?
-
The color of the slice. It can be null, in which case a default color will be used.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- label → String
-
The label for the slice, which will be displayed in the chart.
final
- onTap → VoidCallback?
-
The action on tap for the slice.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- value → double
-
The value that represents the size of the slice.
final
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> - Converts the PieChartData to a JSON map.
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
colorToHex(
Color color) → String - Helper method to convert Color to hex string
-
parseColor(
dynamic colorValue) → Color - Helper method to parse color from various formats