ScaleUpdateDetails class

Details for GestureScaleUpdateCallback.

Constructors

ScaleUpdateDetails({Offset focalPoint: Offset.zero, double scale: 1.0, double rotation: 0.0 })
Creates details for GestureScaleUpdateCallback. [...]

Properties

focalPoint Offset
The focal point of the pointers in contact with the screen. Reported in global coordinates.
final
rotation → double
The angle implied by the first two pointers to enter in contact with the screen. Expressed in radians.
final
scale → double
The scale implied by the pointers in contact with the screen. A value greater than or equal to zero.
final
hashCode → int
The hash code for this object. [...]
read-only, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

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

Operators

operator ==(dynamic other) → bool
The equality operator. [...]
inherited