/// <summary>
/// Deletes selected tower and returns a subset of money spent on tower.
///
/// Author: David Askari
/// </summary>
public void SellTower()
{
int returnedMoney = selectedTower.BaseCosts / 2;
GameManager.AddMoney(returnedMoney);
Destroy(selectedTower.gameObject);
GridGraphManager.ScanGrid();
Reset();
}
/// <summary>
/// Build the whole level.
/// Edited by Courtney
/// </summary>
public void Start()
{
grassTile = (GameObject)Resources.Load("Prefabs/Tiles/Grass");
projectilesEffectParent = map.transform.Find("ProjectilesEffects").transform;
dotEffectParent = map.transform.Find("DoTEffects").transform;
aoEEffects = map.transform.Find("AoEEffects").transform;
TileDict = new Dictionary <Point, Tile>();
float tileSize = grassTile.GetComponent <SpriteRenderer>().sprite.bounds.size.x;
GenerateTiles(GameManager.Width, GameManager.Height, tileSize);
EnemyManager.FindTargetTiles();
SceneryGenerator.GenerateScenery();
GridGraphManager.Setup(GameManager.Width, GameManager.Height, tileSize);
Hover.Deactivate();
}
/// <summary>
/// Place tower on passed tile, if it is possible (enough money & don't block path).
///
/// Author: Steven Johnson, David Askari
/// </summary>
/// <param name="parentTile">Parent tile for this tower.</param>
/// <returns>Created tower.</returns>
public Tower PlaceTower(Tile parentTile)
{
if (baseCosts > GameManager.money)
{
GameManager.DisplayErrorText("Can't place tower. Not enough funds.");
return(null);
}
GameManager.AddMoney(-baseCosts);
// Place tower.
GameObject tower = Instantiate(GameManager.SelectedTower.gameObject, parentTile.transform.position, Quaternion.identity, parentTile.transform);
if (GameManager.CheckForFirstPlacement())
{
StartCoroutine(GameManager.DisplayRewardsPanel());
}
// Check if path is blocked.
if (!GridGraphManager.IsGraphNotBlocked(tower))
{
GameManager.DisplayErrorText("Can't place tower here. Path is entirely blocked.");
GameManager.AddMoney(baseCosts);
Destroy(tower);
return(null);
}
// Set sprite sorting order.
tower.GetComponent <SpriteRenderer>().sortingOrder = -parentTile.GridPoint.y;
// Allow multi tower placement by pressing LeftShift.
if (!Input.GetKey(KeyCode.LeftShift))
{
Hover.Deactivate();
GameManager.SelectTower(tower.GetComponent <Tower>());
TowerInformation.Reset();
}
tower.GetComponent <Tower>().tile = parentTile;
return(tower.GetComponent <Tower>());
}