TransformScrollbarController class

Inheritance
Implementers

Constructors

TransformScrollbarController({required PublicScrollbarPainter verticalScrollbar, required PublicScrollbarPainter horizontalScrollbar, TextDirection textDirection = TextDirection.ltr})

Properties

devicePixelRatio → double
A changed devicePixelRatio doesn't change anything in thee default implementation. Therefore, it is always 1.0, without checking the actual devicePixelRatio.
no setter
hashCode → int
The hash code for this object.
no setterinherited
hasListeners → bool
Whether any listeners are currently registered.
no setterinherited
horizontalScrollbar → PublicScrollbarPainter
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
verticalScrollbar → PublicScrollbarPainter
final

Methods

addListener(VoidCallback listener) → void
Register a closure to be called when the object changes.
inherited
dispose() → void
Discards any resources used by the object. After this is called, the object is not in a usable state and should be discarded (calls to addListener will throw after the object is disposed).
override
getScrollMetricsH(Matrix4 transform, Size viewport, Size content) → ScrollMetrics
getScrollMetricsV(Matrix4 transform, Size viewport, Size content) → ScrollMetrics
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
notifyListeners() → void
Call all the registered listeners.
inherited
paint(PaintingContext context, Size viewport, {Offset? origin}) → void
override
removeListener(VoidCallback listener) → void
Remove a previously registered closure from the list of closures that are notified when the object changes.
inherited
toString() → String
A string representation of this object.
inherited
update(Matrix4 transform, Size viewport, Size content) → void
override
updateAndPaint(PaintingContext context, Matrix4 transform, Size viewport, Size content, {Offset? origin}) → void
inherited

Operators

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