Gun_Controller

#pragma strict
/*
* --Gun_Controller.js
* @author: Paul Scharnofske
* @version: 1.0.0
*
* This Script have to be bound to the Spawnpostion were the
* Bullet should spawn. It have to have the right rotation because
* the bullet takes over the same rotation and position of the
* spawnpostion.
*/

// Reference to bullet Object.
var bullet : GameObject;
// Sets the maximal Timeout for weapon, default is 25.
var maxWeaponTimeout : int = 25;
// The Timeout (counts down).
var weaponTimeout = 0;
// for halfautomatic weapons "1" and for fullautomatic weapons set to "0".
var singleshoot : int = 1;
// List with all bullets
var bulletList = ArrayList();

// Startfunktion executed if the objekt is created.
function Start () {
	// Resets the Timeout (only because of error avoiding).
	weaponTimeout = 0;
}

// Updatefunktion executed every new Frame.
function Update () {
	//if weapon ready to shoot (Timeout = 0).
	if (weaponTimeout == 0) {
		// if it's an automatic gun.
		if (singleshoot == 0) {
			// if Mouse Button is pressed down.
			if (Input.GetMouseButton(0)) {
				// creates the Bullet (it automaticly goes to spawnposition).
				fire();
				weaponTimeout = maxWeaponTimeout;
			}
		// if it isn't a automatic gun
		} else {
			// if this Frame the Button gets pressed down.
			if (Input.GetMouseButtonDown(0)) {
				// creates the Bullet (it automaticly goes to spawnposition).
				Instantiate(bullet);
				// sets the WeaponTimeout to maximum.
				weaponTimeout = maxWeaponTimeout;
			}
		}
	// if the weaponTimeout isn't 0
	} else {
		// counts weaponTimeout 1 down
		weaponTimeout--;
		// if weaponTimeout is negative
		if (weaponTimeout <= -1) {
			// Throws Exception
			Debug.Log("weaponTimeout is negative");
			// Ends the application
			Application.Quit();
		}
	}
}

// This funktion fires the bullet and sets it's roation, scale and position.
function fire()
{
	// creates a reference to bullet
	var b = Instantiate(bullet);

	// sets position of bullet to spawnposition
	b.transform.position.x = transform.position.x;
	b.transform.position.y = transform.position.y;
	b.transform.position.z = transform.position.z;

	// sets rotation of bullet to spawnposition
	b.transform.rotation.x = transform.rotation.x;
	b.transform.rotation.y = transform.rotation.y;
	b.transform.rotation.z = transform.rotation.z;

	// adds bullet to bulletList
	bulletList.Add(b);
}