// Makes sure all rollers in the group can be pushed in the same direction.
private bool CanPushRoller(int direction)
{
if (IsMoving)
{
return(false);
}
// Make sure were not pushing out of bounds.
Point2I newLocation = Location + Directions.ToPoint(direction);
if (!RoomControl.IsTileInBounds(newLocation))
{
return(false);
}
// Make sure there are no obstructions.
int newLayer;
if (IsMoveObstructed(direction, out newLayer))
{
return(false);
}
if ((IsVertical && Directions.IsVertical(direction)) || (!IsVertical && Directions.IsHorizontal(direction)))
{
return(nextRoller != null ? nextRoller.CanPushRoller(direction) : true);
}
return(false);
}
public override void OnPushing(int direction)
{
int currentPosition = (IsVertical ? Location.Y : Location.X);
if (!IsMoving && RoomControl.GameControl.Inventory.IsWeaponButtonDown(RoomControl.GameControl.Inventory.GetItem("item_bracelet")))
{
bool pushableDirection = false;
switch (direction)
{
case Directions.Right: pushableDirection = !IsVertical && currentPosition >= startPosition; break;
case Directions.Up: pushableDirection = IsVertical && currentPosition <= startPosition; break;
case Directions.Left: pushableDirection = !IsVertical && currentPosition <= startPosition; break;
case Directions.Down: pushableDirection = IsVertical && currentPosition >= startPosition; break;
}
if (pushableDirection)
{
firstRoller.returnTimer = 60;
pushed = true;
if (pushTimer == PushDelay)
{
if (firstRoller.CanPushRoller(direction))
{
firstRoller.PushRoller(direction);
}
}
else
{
pushTimer++;
}
}
}
}