createTicker method
- TickerCallback onTick
override
Creates a new ticker for animations.
Implementation
@override
Ticker createTicker(final TickerCallback onTick) {
var onTickNew = (Duration elapsed) {
_markNeedsLayoutIfResizing();
onTick(elapsed);
};
_tickers ??= <_WidgetTicker>{};
final result = _WidgetTicker(onTickNew, this);
_tickers.add(result);
return result;
}