PointSelection class Null safety

The selection to select discrete data values.



PointSelection({bool? toggle, bool? nearest, double? testRadius, Dim? dim, String? variable, Set<GestureType>? on, Set<GestureType>? clear, Set<PointerDeviceKind>? devices, int? layer})
Creates a point selection.


clear Set<GestureType>?
Gesture types that will clear selections.
read / writeinherited
devices Set<PointerDeviceKind>?
The device kinds on which this selection is tiggered.
read / writeinherited
dim Dim?
Which diemsion of data values will be tested.
read / writeinherited
hashCode int
The hash code for this object.
layer int?
The layer of the selector mark.
read / writeinherited
nearest bool?
To select the tuple nearest to the pointer in the coordinate, Even if it's out of testRadius.
read / write
on Set<GestureType>?
Gesture types that trigger this selection.
read / writeinherited
runtimeType Type
A representation of the runtime type of the object.
testRadius double?
Radius of the pointer test.
read / write
toggle bool?
Whether triggered tuples should be toggled (inserted or removed from) or replace existing selected tuples.
read / write
variable String?
If set, all tuples sharing the same this variable value with the selected tuple, will also be selected.
read / writeinherited


noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
toString() String
A string representation of this object.


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