using UnityEngine;
using System.Collections;

public class WeaponBinding : MonoBehaviour {

  public GameObject gun1;
  public GameObject gun2;
  public GameObject gun3;
  private int curWeapon;
  // Use this for initialization
  void Start ()
  {

  }

  // Update is called once per frame
  void Update ()
  {
  if(Input.GetAxis("Mouse ScrollWheel")<0)
  {
  curWeapon -= 1;
  Switch();
  }
  if(Input.GetAxis("Mouse ScrollWheel")>0)
  {
  curWeapon += 1;
  Switch();
  }
  if(curWeapon>3)
  {
  curWeapon = 1;
  Switch();
  }
  if(curWeapon<1)
  {
  curWeapon = 3;
  Switch();
  }
  if(Input.GetKeyDown("1"))
  {
  curWeapon = 1;
  Switch();
  }
  if(Input.GetKeyDown("2"))
  {
  curWeapon = 2;
  Switch();
  }
  if(Input.GetKeyDown("3"))
  {
  curWeapon = 3;
  Switch();
  }
  }
  void Null()
  {
  gun1.SetActive(false);
  gun2.SetActive(false);
  gun3.SetActive(false);
  }
  void Switch()
  {
  if(curWeapon == 1)
  {
  Null();
  gun1.SetActive(true);
  }
  if(curWeapon == 2)
  {
  Null();
  gun2.SetActive(true);
  }
  if(curWeapon == 3)
  {
  Null();
  gun3.SetActive(true);
  }
  }
}