Component _CreateTileGO(GameObject prefab, int x, int y, PositionCallback callback)
{
GameObject tile = Object.Instantiate(prefab);
tile.transform.SetParent(container.transform);
tile.transform.localPosition = new Vector2(x + 0.5f, y + 0.5f);
TileBehaviour tileBehaviour = tile.GetComponent <TileBehaviour> ();
if (tileBehaviour != null)
{
tileBehaviour._x = x;
tileBehaviour._y = y;
x += tileBehaviour.areaBottomLeftXOffset;
y += tileBehaviour.areaBottomLeftYOffset;
bool[,] area = tileBehaviour.area;
for (int i = 0; i < area.GetLength(0); i++)
{
for (int j = 0; j < area.GetLength(1); j++)
{
if (area [i, j])
{
componentGrid.Set(x + i, y + j, tileBehaviour);
callback(x + i, y + j);
}
}
}
componentGrid.Set(
tileBehaviour._x,
tileBehaviour._y,
tileBehaviour
);
return(tileBehaviour);
}
else
{
componentGrid.Set(x, y, tile.transform);
return(tile.transform);
}
}
/// <summary>
/// Checks if the specified TileBehaviour would overlap any other tileGO if placed at the specified location.
/// </summary>
/// <param name="x">The x tile coordinate.</param>
/// <param name="y">The y tile coordinate.</param>
public bool HasOverlap(int x, int y, TileBehaviour behaviour)
{
x += behaviour.areaBottomLeftXOffset;
y += behaviour.areaBottomLeftYOffset;
bool[,] area = behaviour.area;
for (int i = 0; i < area.GetLength(0); i++)
{
for (int j = 0; j < area.GetLength(1); j++)
{
if (area [i, j] && GetTileGO(x + i, y + j) != null)
{
return(true);
}
}
}
return(false);
}