ViewportState class abstract

Available extensions
Annotations
  • @freezed

Constructors

ViewportState({required double scrollOffsetX, required double scrollOffsetY, required double viewportWidth, required double viewportHeight, required int firstVisibleRow, required int lastVisibleRow, required int firstVisibleColumn, required int lastVisibleColumn})
const
factory
ViewportState.initial()
factory

Properties

copyWith → $ViewportStateCopyWith<ViewportState>
Create a copy of ViewportState with the given fields replaced by the non-null parameter values.
no setterinherited
firstVisibleColumn → int
no setterinherited
firstVisibleRow → int
no setterinherited
hashCode → int
The hash code for this object.
no setterinherited
lastVisibleColumn → int
no setterinherited
lastVisibleRow → int
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollOffsetX → double
no setterinherited
scrollOffsetY → double
no setterinherited
viewportHeight → double
no setterinherited
viewportWidth → double
no setterinherited

Methods

map<TResult extends Object?>(TResult $default(_ViewportState value)) → TResult

Available on ViewportState, provided by the ViewportStatePatterns extension

A switch-like method, using callbacks.
mapOrNull<TResult extends Object?>(TResult? $default(_ViewportState value)?) → TResult?

Available on ViewportState, provided by the ViewportStatePatterns extension

A variant of map that fallback to returning null.
maybeMap<TResult extends Object?>(TResult $default(_ViewportState value)?, {required TResult orElse()}) → TResult

Available on ViewportState, provided by the ViewportStatePatterns extension

A variant of map that fallback to returning orElse.
maybeWhen<TResult extends Object?>(TResult $default(double scrollOffsetX, double scrollOffsetY, double viewportWidth, double viewportHeight, int firstVisibleRow, int lastVisibleRow, int firstVisibleColumn, int lastVisibleColumn)?, {required TResult orElse()}) → TResult

Available on ViewportState, provided by the ViewportStatePatterns extension

A variant of when that fallback to an orElse callback.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited
when<TResult extends Object?>(TResult $default(double scrollOffsetX, double scrollOffsetY, double viewportWidth, double viewportHeight, int firstVisibleRow, int lastVisibleRow, int firstVisibleColumn, int lastVisibleColumn)) → TResult

Available on ViewportState, provided by the ViewportStatePatterns extension

A switch-like method, using callbacks.
whenOrNull<TResult extends Object?>(TResult? $default(double scrollOffsetX, double scrollOffsetY, double viewportWidth, double viewportHeight, int firstVisibleRow, int lastVisibleRow, int firstVisibleColumn, int lastVisibleColumn)?) → TResult?

Available on ViewportState, provided by the ViewportStatePatterns extension

A variant of when that fallback to returning null

Operators

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