public void AddStates(Puzzle puzzle, PuzzleStateNode parent)
{
PuzzleState state = parent.state;
PuzzleState next;
if (puzzle.GetItemsInNode <PuzzlePlayer> (state, this).Count > 0)
{
// Activate toggle
PuzzleToggle toggle = element as PuzzleToggle;
if (toggle != null)
{
next = parent.CloneAndAddChild("Press toggle", this).state;
TriggerToggle(puzzle, next);
}
}
}
public void AddStates(Puzzle puzzle, PuzzleStateNode parent, PuzzleNode nodeA, PuzzleNode nodeB, bool forward)
{
PuzzleState state = parent.state;
PuzzleState next;
PuzzleElement e = elementNotNull;
PuzzleElement n = nodeB.elementNotNull;
foreach (PuzzleItem player in puzzle.GetItemsInNode <PuzzlePlayer> (state, nodeA))
{
// Walk
if (e.CanWalk(puzzle, state, nodeA, nodeB, forward) && n.CanWalk(puzzle, state, nodeA, nodeB, forward))
{
next = parent.CloneAndAddChild("Go here", nodeB).state;
player.SetNode(puzzle, next, nodeB);
}
// Take or push ball
List <PuzzleBall> balls = puzzle.GetItemsInNode <PuzzleBall> (state, nodeA);
if (balls.Count > 0)
{
PuzzleBall ball = balls[0];
if (e.CanTakeBall(puzzle, state, nodeA, nodeB, forward) && n.CanTakeBall(puzzle, state, nodeA, nodeB, forward))
{
next = parent.CloneAndAddChild("Bring ball here", nodeB).state;
player.SetNode(puzzle, next, nodeB);
ball.SetNode(puzzle, next, nodeB);
}
if (e.CanPushBall(puzzle, state, nodeA, nodeB, forward) && n.CanPushBall(puzzle, state, nodeA, nodeB, forward))
{
next = parent.CloneAndAddChild("Push ball here", nodeB).state;
ball.SetNode(puzzle, next, nodeB);
}
}
// Hit toggle at other end
if (e.CanSee(puzzle, state, nodeA, nodeB, forward) && n.CanSee(puzzle, state, nodeA, nodeB, forward))
{
PuzzleToggle toggle = nodeB.element as PuzzleToggle;
if (toggle != null)
{
next = parent.CloneAndAddChild("Shoot toggle", nodeB).state;
nodeB.TriggerToggle(puzzle, next);
}
}
}
}