private bool TryMatching(BaseMathchingStategy strategy = null)
{
if (strategy == null)
{
strategy = _standartMatchingStategy;
}
return(strategy.TryMatch(_field, null, null));
}
private void Start()
{
_field = new FieldBuilder().BuildField(_fieldGameobject, _fieldModel);
_pool.Initialize(_levelModel);
if (_mainCamera == null)
{
_mainCamera = Camera.main;
}
StartCoroutine(FillInTheLevel());
_currentMatchingStrategy = _standartMatchingStategy;
}
private void Update()
{
//Wait until level filling ends
if (_levelIsFilling)
{
return;
}
//Wait until switching animation ends
if (_firstTile != null && _secondTile != null)
{
if (_firstTile.Element.IsAnimating || _secondTile.Element.IsAnimating)
{
return;
}
}
//Perform matching
if (_currentMatchingStrategy != null)
{
if (TryMatching(_currentMatchingStrategy))
{
//Forget previous move
_firstTile = null;
_secondTile = null;
StartCoroutine(FillInTheLevel());
return;
}
else
{
//Undo last move
if (_firstTile != null && _secondTile != null)
{
SwitchElements(_firstTile, _secondTile);
}
_currentMatchingStrategy = null;
return;
}
}
// if there is no animations get user interaction
if (Input.GetMouseButtonDown(0))
{
var mousePosition = Input.mousePosition;
mousePosition = _mainCamera.ScreenToWorldPoint(mousePosition);
mousePosition.z = -1.0f;
Physics.Raycast(mousePosition, new Vector3(0, 0, 1), out _hit, _tileLayers);
if (_hit.transform != null)
{
var hitTile = _hit.transform.GetComponent <TileController> ();
if (hitTile != null)
{
if (_firstTile == null)
{
_firstTile = hitTile;
_firstTile.Element.IsSelected = true;
}
else
{
_secondTile = hitTile;
_secondTile.Element.IsSelected = true;
//Deselect item
if (_secondTile == _firstTile)
{
_secondTile = null;
_firstTile.Element.IsSelected = false;
_firstTile = null;
}
}
//Switch pair selected - perform switch
if (_firstTile != null && _secondTile != null)
{
_firstTile.Element.IsSelected = false;
_secondTile.Element.IsSelected = false;
SwitchElements(_firstTile, _secondTile);
_currentMatchingStrategy = _firstTile.Element.Model.Strategy;
if (_currentMatchingStrategy == null)
{
_currentMatchingStrategy = _standartMatchingStategy;
}
}
}
}
}
}
