// Update is called once per frame
void Update()
{
AudioListener.volume = mute ? 0 : 1;
switch (gameState)
{
case GameStates.Play:
//get the grid the mouse is over
Ray mouseRay = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
if (Physics.Raycast(mouseRay, out hit, 1000, 1 << 8))
{
HexController hex = hit.transform.gameObject.GetComponent(typeof(HexController)) as HexController;
hex.startMoving(.4f, 2f, true, true);
if (Input.GetMouseButtonDown(0))
{
if (hex.tower == null && !hex.path)
{
if (buildSelection >= 0)
{
selection = spawnTower(hex, towers[buildSelection]);
money -= towers[buildSelection].upgrades[0].cost;
towerSelection = towers[buildSelection].type;
buildSelection = -1;
}
else
{
selection = null;
towerSelection = -1;
}
}
else if (hex.tower != null)
{
selection = hex.tower;
towerSelection = hex.tower.type;
}
else
{
selection = null;
towerSelection = -1;
}
}
}
if (Input.GetMouseButtonDown(1))
{
buildSelection = -1;
towerSelection = -1;
}
if (Input.GetKeyDown(KeyCode.Alpha1))
{
buildSelection = 0;
}
if (Input.GetKeyDown(KeyCode.Alpha2))
{
buildSelection = 1;
}
if (Input.GetKeyDown(KeyCode.Alpha3))
{
buildSelection = 2;
}
if (Input.GetKeyDown(KeyCode.Alpha4))
{
buildSelection = 3;
}
if (Input.GetKeyDown(KeyCode.Alpha5))
{
buildSelection = 4;
}
if (Input.GetKeyDown(KeyCode.E) && selection != null && selection.upgradeLevel + 1 < selection.upgrades.Length)
{
upgradeTower(selection, 1);
}
if (Input.GetKeyDown(KeyCode.Space))
{
startWave();
}
if (Input.GetKeyDown(KeyCode.F))
{
Time.timeScale = Time.timeScale == 1 ? 2 : 1;
}
if (Input.GetKeyDown(KeyCode.P) || Input.GetKeyDown(KeyCode.Escape))
{
Time.timeScale = 0;
gameState = GameStates.Pause;
}
if (health <= 0)
{
gameState = GameStates.GameOver;
Time.timeScale = 0;
}
break;
case GameStates.Pause:
if (Input.GetKeyDown(KeyCode.P) || Input.GetKeyDown(KeyCode.Escape))
{
gameState = GameStates.Play;
Time.timeScale = 1;
}
break;
}
}