/// <summary>
/// Puts down a specific disc
/// </summary>
/// /// <param name="p_pole">The pole where the disc will be placed</param>
public void PutdownDisc(HanoiPole p_pole)
{
// Check if you are holding a disc
if (_currentlyHeldDisc)
{
// The topmost disc of the p_pole
HanoiDisc currentPoleTopDisc = p_pole.PeekTopDisc;
// Checks if there is a stack on the current pole
if (currentPoleTopDisc)
{
if (_currentlyHeldDisc.Rank <= currentPoleTopDisc.Rank) // Places the disc on the stack if it is smaller than the current top of the stack
{
PutDiscOnTopOfStack(currentPoleTopDisc, p_pole);
}
else
{ // if not, reset the position
ResetDiscPosition();
// Raise the Error putdown disc Event
_onDiscPutdownError.Raise();
}
}
else // If there is no stack, you can safely place the disc on the pole
{
PutDiscOnTopOfStack(currentPoleTopDisc, p_pole);
}
}
}
/// <summary>
/// Picks up a specific disc
/// </summary>
/// <param name="p_disc">The disc to be picked up</param>
public void PickupDisc(HanoiDisc p_disc, HanoiPole p_currentPole)
{
// Cache the disc currently holding
_currentlyHeldDisc = p_disc;
// Hold it when it is not null
if (_currentlyHeldDisc)
{
// Cache the original pole where the disc is from
_currentDiscOriginalPole = p_currentPole;
// Remove the current pole parent
_currentlyHeldDisc.transform.SetParent(null);
// Set new held Position
_currentlyHeldDisc.transform.position = _pickUpLocation;
// Raise Pickup event
_onDiscPickup.Raise();
}
}
/// <summary>
/// Puts down the currently held disc on top of the current stack
/// </summary>
/// <param name="p_currentPoleTopDisc">The top of the current stack on the pole</param>
/// <param name="p_pole">The pole where this disc will be placed</param>
private void PutDiscOnTopOfStack(HanoiDisc p_currentPoleTopDisc, HanoiPole p_pole)
{
if (_currentlyHeldDisc)
{
// Raise the on put down event
_onDiscPutdown.Raise();
Vector3 currentDiscPosition = Vector3.zero;
if (p_currentPoleTopDisc) // If stack is not empty, get the top of the stack to land on
{
currentDiscPosition = p_currentPoleTopDisc.transform.position;
}
else // If stack is empty, get the base of the board
{
currentDiscPosition = new Vector3(p_pole.transform.position.x, -_currentlyHeldDisc.YScale, p_pole.transform.position.z);
}
// Calculate Landing Position based on scale
currentDiscPosition += Vector3.up * _currentlyHeldDisc.YScale * 2f;
// Set position based on calculated position
_currentlyHeldDisc.transform.position = currentDiscPosition;
_currentlyHeldDisc.transform.SetParent(p_pole.transform);
// Update Movecount if you moved to another pole
if (p_pole != _currentDiscOriginalPole)
{
_moveCount.SetVariableValue(_moveCount.Value + 1);
}
// Add it to the stack
p_pole.AddDiscToStack(_currentlyHeldDisc);
// Reset the Currently Held disc
_currentlyHeldDisc = null;
// Raise the disc stack event
_onDiscStack.Raise();
}
}
private void Awake()
{
_pole = GetComponent <HanoiPole>();
}
