createRoute method
Creates the Route that corresponds to this page.
The created Route must have its Route.settings property set to this Page.
Implementation
@override
Route<T> createRoute(BuildContext context) {
return _PageBasedSheetRoute<T>(
page: this,
physics: physics,
fit: fit,
stops: stops,
initialExtent: initialExtent,
barrierDismissible: barrierDismissible,
barrierColor: barrierColor,
draggable: draggable,
animationCurve: animationCurve,
duration: transitionDuration,
decorationBuilder: decorationBuilder,
);
}