void MarkMatchTiles()
{
List <TileBehaviorVer2> neighbourTiles = new List <TileBehaviorVer2>();
int xPos = Mathf.RoundToInt(transform.position.x);
int yPos = Mathf.RoundToInt(transform.position.y);
if (yPos <= 3)
{
TileBehaviorVer2 tileAbove = GridManagerVer2.instance.tile[xPos, yPos + 1];
neighbourTiles.Add(tileAbove);
}
if (yPos >= 1)
{
TileBehaviorVer2 tileBelow = GridManagerVer2.instance.tile[xPos, yPos - 1];
neighbourTiles.Add(tileBelow);
}
if (xPos <= 3)
{
TileBehaviorVer2 tileToright = GridManagerVer2.instance.tile[xPos + 1, yPos];
neighbourTiles.Add(tileToright);
}
if (xPos >= 1)
{
TileBehaviorVer2 tileToleft = GridManagerVer2.instance.tile[xPos - 1, yPos];
neighbourTiles.Add(tileToleft);
}
List <TileBehaviorVer2> matchTiles = new List <TileBehaviorVer2>();
// how to use while loop to search all matched neighbours?
for (int i = 0; i < neighbourTiles.Count; i++)
{
if (neighbourTiles[i].rend.sprite == rend.sprite)
{
matchTiles.Add(neighbourTiles[i]);
}
}
if (matchTiles.Count >= 2)
{
inMatch = true;
for (int i = 0; i < matchTiles.Count; i++)
{
matchTiles[i].inMatch = true;
}
}
}
private void Deselect()
{
isSelected = false;
rend.color = Color.white;
prevSelected = null;
}
private void Select()
{
isSelected = true;
rend.color = selectedColor;
prevSelected = gameObject.GetComponent <TileBehaviorVer2>();
}
bool SameTileType(TileBehaviorVer2 tile1, TileBehaviorVer2 tile2)
{
return(tile1.rend.sprite == tile2.rend.sprite);
}