private void TowerMouseSelection()
{
MouseHit?mouseHit = null;
bool mouseClick = false;
if (!Utils.MouseOverUI())
{
mouseHit = cameraController.Scan(Input.mousePosition);
mouseClick = Input.GetMouseButtonDown(0);
}
if (!mouseHit.HasValue)
{
towerSpotHighlighter.Disable();
if (mouseClick)
{
SetState(State.Idle);
}
return;
}
TowerSpotGrid towerSpot = mouseHit.Value.hitObject.GetComponent <TowerSpotGrid>();
if (towerSpot != null)
{
Vector3 hitPoint = mouseHit.Value.hitPoint;
Vector2Int grid = towerSpot.WorldToGrid(hitPoint);
hitPoint = towerSpot.GridToWorld(grid);
Tower tower = towerSpot.GetTower(grid);
if (tower != null)
{
towerSpotHighlighter.Enable(hitPoint, Color.green);
if (mouseClick)
{
SetState(State.TowerSelected, tower);
}
}
else
{
if (mouseClick)
{
SetState(State.Idle);
}
towerSpotHighlighter.Disable();
}
}
else
{
towerSpotHighlighter.Disable();
}
}
private void PlaceTower_Update()
{
if (Input.GetKeyDown(KeyCode.Escape))
{
Destroy(towerInHand.gameObject);
towerInHand = null;
SetState(State.Idle);
return;
}
var mouseHit = cameraController.ScanFor <TowerSpotGrid>(Input.mousePosition, towerSpotLayer);
if (mouseHit.HasValue)
{
TowerSpotGrid towerSpot = mouseHit.Value.hitObject;
Vector3 hitPoint = mouseHit.Value.hitPoint;
Vector2Int grid = towerSpot.WorldToGrid(hitPoint);
bool available = towerSpot.IsAvailable(grid);
hitPoint = towerSpot.GridToWorld(grid);
towerSpotHighlighter.Enable(hitPoint, available ? Color.green : Color.red);
towerInHand.transform.position = hitPoint;
towerRangeIndicator.Enable(towerInHand.transform.position, towerInHand.CurrentLevel.attackRange, towerInHand.CurrentLevel.auraRange);
if (available && Input.GetMouseButtonDown(0))
{
player.SubtractCurrency(towerInHand.CurrentLevel.cost);
towerSpot.Occupy(grid, towerInHand);
EventManager.Raise(new TowerSpawnedEvent(towerInHand));
SetState(State.Idle);
}
}
else
{
towerInHand.transform.position = cameraController.ScreenToWorld(Input.mousePosition);
towerSpotHighlighter.Disable();
towerRangeIndicator.Enable(towerInHand.transform.position, towerInHand.CurrentLevel.attackRange, towerInHand.CurrentLevel.auraRange);
}
}