onDragUpdate property

GestureTapDragUpdateCallback? onDragUpdate
getter/setter pair

A pointer that is in contact with the screen with a primary button and moving has moved again.

The distance traveled by the pointer since the last update is provided in the callback's details argument, which is a TapDragUpdateDetails object.

The number of consecutive taps, and the keys that were pressed on tap down are also provided in the callback's details argument.

See also:

Implementation

GestureTapDragUpdateCallback? onDragUpdate;