Class ScrollbarPainter

Inheritance

Object

ChangeNotifier

ScrollbarPainter

Inherited Members

ChangeNotifier.hasListeners

ChangeNotifier.addListener(VoidCallback)

ChangeNotifier.removeListener(VoidCallback)

ChangeNotifier.notifyListeners()

Namespace: Unity.UIWidgets.widgets

Syntax

public class ScrollbarPainter : ChangeNotifier, CustomPainter, Listenable

Constructors

ScrollbarPainter(Color, TextDirection, Single, Animation<Single>, Single, Single, Radius, Single, Single)

Declaration

public ScrollbarPainter(Color color, TextDirection textDirection, float thickness, Animation<float> fadeoutOpacityAnimation, float mainAxisMargin = 0F, float crossAxisMargin = 0F, Radius radius = null, float minLength = 18F, float minOverscrollLength = 18F)

Parameters

Type	Name	Description
Color	color
TextDirection	textDirection
Single	thickness
Animation<Single>	fadeoutOpacityAnimation
Single	mainAxisMargin
Single	crossAxisMargin
Radius	radius
Single	minLength
Single	minOverscrollLength

Fields

color

Declaration

public Color color

Field Value

Type	Description
Color

crossAxisMargin

Declaration

public float crossAxisMargin

Field Value

Type	Description
Single

fadeoutOpacityAnimation

Declaration

public Animation<float> fadeoutOpacityAnimation

Field Value

Type	Description
Animation<Single>

mainAxisMargin

Declaration

public float mainAxisMargin

Field Value

Type	Description
Single

minLength

Declaration

public float minLength

Field Value

Type	Description
Single

minOverscrollLength

Declaration

public float minOverscrollLength

Field Value

Type	Description
Single

radius

Declaration

public Radius radius

Field Value

Type	Description
Radius

textDirection

Declaration

public TextDirection? textDirection

Field Value

Type	Description
Nullable<TextDirection>

thickness

Declaration

public float thickness

Field Value

Type	Description
Single

Methods

dispose()

Declaration

public override void dispose()

Overrides

ChangeNotifier.dispose()

hitTest(Offset)

Declaration

public bool? hitTest(Offset position)

Parameters

Type	Name	Description
Offset	position

Returns

Type	Description
Nullable<Boolean>

Implements

CustomPainter.hitTest(Offset)

paint(Canvas, Size)

Declaration

public void paint(Canvas canvas, Size size)

Parameters

Type	Name	Description
Canvas	canvas
Size	size

Implements

CustomPainter.paint(Canvas, Size)

shouldRepaint(CustomPainter)

Declaration

public bool shouldRepaint(CustomPainter oldRaw)

Parameters

Type	Name	Description
CustomPainter	oldRaw

Returns

Type	Description
Boolean

Implements

CustomPainter.shouldRepaint(CustomPainter)

update(ScrollMetrics, AxisDirection)

Declaration

public void update(ScrollMetrics metrics, AxisDirection axisDirection)

Parameters

Type	Name	Description
ScrollMetrics	metrics
AxisDirection	axisDirection