forward method
Starts running this animation forwards (towards the end).
from: Optional starting value. If omitted, continues from current value.
Requires:
- Controller must be activated by a Coral resource topology before driving motion.
Ensures:
- Activates ticker simulation toward upperBound.
Throws:
- StateError if invoked while in a dormant state.
Example:
controller.forward(from: 0.0);
Implementation
TickerFuture forward({double? from}) => _delegate.forward(from: from);