RoundSliderThumbShape class Null safety

The default shape of a Slider's thumb.

There is a shadow for the resting, pressed, hovered, and focused state.

![A slider widget, consisting of 5 divisions and showing the round slider thumb shape.] (https://flutter.github.io/assets-for-api-docs/assets/material/round_slider_thumb_shape.png)

See also:

  • Slider, which includes a thumb defined by this shape.
  • SliderTheme, which can be used to configure the thumb shape of all sliders in a widget subtree.
Inheritance

Constructors

RoundSliderThumbShape({double enabledThumbRadius = 10.0, double? disabledThumbRadius, double elevation = 1.0, double pressedElevation = 6.0})
Create a slider thumb that draws a circle.
const

Properties

disabledThumbRadius double?
The preferred radius of the round thumb shape when the slider is disabled.
final
elevation double
The resting elevation adds shadow to the unpressed thumb.
final
enabledThumbRadius double
The preferred radius of the round thumb shape when the slider is enabled.
final
hashCode int
The hash code for this object.
read-only, inherited
pressedElevation double
The pressed elevation adds shadow to the pressed thumb.
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

getPreferredSize(bool isEnabled, bool isDiscrete) Size
Returns the preferred size of the shape, based on the given conditions.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
paint(PaintingContext context, Offset center, {required Animation<double> activationAnimation, required Animation<double> enableAnimation, required bool isDiscrete, required TextPainter labelPainter, required RenderBox parentBox, required SliderThemeData sliderTheme, required TextDirection textDirection, required double value, required double textScaleFactor, required Size sizeWithOverflow}) → void
Paints the shape, taking into account the state passed to it.
override
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited