private MovementActionStrategy GetStrategy(MovementAction action)
{
switch (action.Type)
{
case MovementType.StartPoint:
return(new StartPointStrategy(_rigidbody, action.Point, _formationCell));
case MovementType.MoveToPoint:
return(new MoveToPointStrategy(_rigidbody, action.Point, _speed, _rotationSpeed));
case MovementType.MoveToPlayer:
return(new MoveToPlayerStrategy(_rigidbody, _player, action.Point, _speed, _rotationSpeed));
case MovementType.MoveToFormation:
return(new MoveToFormationStrategy(_rigidbody, _formationCell, _speed, _rotationSpeed));
case MovementType.JoinFormation:
return(new JoinFormationStrategy(_rigidbody, _formationCell));
case MovementType.GoOffscreen:
return(new MoveOffscreenStrategy(_rigidbody, _speed, _rotationSpeed));
default:
throw new ArgumentOutOfRangeException();
}
}
private Task DoAction(MovementAction action)
{
var strategy = GetStrategy(action);
var tcs = new TaskCompletionSource <Unit>();
strategy.Finished += () => tcs.TrySetResult(Unit.Default);
_currentStrategy = strategy;
return(tcs.Task);
}