MageFire.cs

using UnityEngine;
using System.Collections;

public class MageFire : MonoBehaviour {
	
	public GameObject projectile;
	public float fireRate = 0.5F;
	private float nextFire = 0.0F;
	public float power = 0.0F;
	private Vector3 mousePos;
	public GameObject mageArm;

	private float downTime; //internal time from when the key is pressed
	private bool isHandled = false;
	private float waitTime = 1.0f; //wait time befor reacting
	private bool buttonDown = false;

	// Use this for initialization
	void Start () {
		
	}
	
	// Update is called once per frame
	void Update () {
		RaycastHit hit;
		//mousePos = camera.ScreenToWorldPoint (new Vector3 (Input.mousePosition.x, Input.mousePosition.y - camera.transform.position.z));
		//rigidbody.transform.eulerAngles = new Vector3(0,0,Mathf.Atan2((mousePos.y - transform.position.y), (mousePos.x - transform.position.x))*Mathf.Rad2Deg - 90);
		//mousePos = Input.mousePosition;
		//		mousePos.y = -(transform.position.x - Camera.mainCamera.transform.position.x);
		//		Vector3 worldPos = Camera.mainCamera.ScreenToWorldPoint(mousePos);
		//float angle = Mathf.Atan2 (mousePos.x, mousePos.y) * Mathf.Rad2Deg;
		//		transform.rotation = Quaternion.Euler(0, -angle, 0);

		mousePos = Camera.main.WorldToScreenPoint (transform.position);
		Vector3 dir = Input.mousePosition - mousePos;
		float angle = Mathf.Atan2 (dir.y, dir.x) * Mathf.Rad2Deg;
		transform.rotation = Quaternion.AngleAxis (angle, Vector3.forward);
		Quaternion q = Quaternion.AngleAxis (angle, Vector3.forward);
		Vector3 fire = new Vector3 (q.eulerAngles.x, 0, 0);


		Debug.DrawLine (mageArm.transform.position, mousePos, Color.blue);
		//transform.LookAt(worldPos);
		//transform.Rotate (Vector3.up, Mathf.PI);
		//Debug.Log (Time.deltaTime);
		if (Input.GetButtonDown("Fire1") && buttonDown == false)
		{
			ButtonDown();
		}
		 else if (Input.GetButtonUp("Fire1") && buttonDown == true)
		{
			ButtonUp();
		}
	}

	void ButtonDown(){
		buttonDown = true;
		Debug.Log(buttonDown);
		Debug.Log("A key or mouse click has been detected");
		power += Time.deltaTime * 10000;
	}

	void ButtonUp(){
		//Debug.Log(power);
		nextFire = Time.time + fireRate;
		GameObject crateClone = Instantiate(projectile, transform.position, transform.rotation) as GameObject;
		crateClone.rigidbody.velocity = transform.TransformDirection(new Vector3(power,0,0));
		//crateClone.rigidbody.AddForce(fire * 1000);
		Debug.Log ("Only outputs this line the first time");
		Debug.Log(power);
		power = 0;
		buttonDown = false;
		Debug.Log(buttonDown);
		Debug.Log(power);
		Debug.Log ("Only outputs this line the first time");
		Destroy(crateClone, 5);
	}

}