Determine if the panelController is attached to an instance
of the SlidingUpPanel (this property must return true before any other
functions can be used)
Gets the current panel position.
Returns the % offset from collapsed state
to the open state
as a decimal between 0.0 and 1.0
where 0.0 is fully collapsed and
1.0 is full open.
Animates the panel position to the value.
The value must between 0.0 and 1.0
where 0.0 is fully collapsed and 1.0 is completely open.
(optional) duration specifies the time for the animation to complete
(optional) curve specifies the easing behavior of the animation.
Animates the panel position to the snap point
Requires that the SlidingUpPanel snapPoint property is not null
(optional) duration specifies the time for the animation to complete
(optional) curve specifies the easing behavior of the animation.