#pragma strict

enum RotationAxes { MouseXAndY = 0, MouseX = 1, MouseY = 2 };

var axes : RotationAxes = RotationAxes.MouseXAndY;
var sensitivityX : float;
var sensitivityY : float;
var widthMoveBorderX : float = 0.05;
var widthMoveBorderY : float = 0.05;
var minimumX : float = -360F;
var maximumX : float = 360F;
var minimumY : float = -60F;
var maximumY : float = 60F;

private var deltaMove : float = 0.1;

function Start () {
  if(widthMoveBorderX > 0.5) widthMoveBorderX = 0.5;
  if(widthMoveBorderY > 0.5) widthMoveBorderY = 0.5;
}

function Update () {
  if(rigidbody) rigidbody.freezeRotation = true;
   
  var posMouse = camera.ScreenToViewportPoint( Input.mousePosition );
  var deltaX : float;
  var deltaY : float;
  var rotationX : float;
         var rotationY : float = 0F;
   
  if (axes == RotationAxes.MouseXAndY){
   
   if(posMouse.x <= widthMoveBorderX)    deltaX = -deltaMove * sensitivityX;
   if(posMouse.x >=  (1 - widthMoveBorderX)) deltaX = deltaMove * sensitivityX;
   if(posMouse.y <= widthMoveBorderY)         deltaY = -deltaMove * sensitivityY;
   if(posMouse.y >=  (1 - widthMoveBorderY)) deltaY = deltaMove * sensitivityY;
     
   rotationX = transform.localEulerAngles.y + deltaX;
    
   rotationY += deltaY;
   rotationY = Mathf.Clamp (rotationY, minimumY, maximumY);
    
   transform.localEulerAngles = new Vector3(-rotationY, rotationX, 0);
     
  }else if( axes == RotationAxes.MouseX ){
   if(posMouse.x <= widthMoveBorderX)         transform.Rotate(0, -deltaMove * sensitivityX, 0);
   if(posMouse.x >=  (1 - widthMoveBorderX)) transform.Rotate(0, deltaMove * sensitivityX, 0);
     
  }else if( axes == RotationAxes.MouseY ){

   if(posMouse.y <= widthMoveBorderY)         deltaY = -deltaMove * sensitivityY;
   if(posMouse.y >=  (1 - widthMoveBorderY)) deltaY = deltaMove * sensitivityY;
     
   rotationY += deltaY;
   rotationY = Mathf.Clamp (rotationY, minimumY, maximumY);
    
   transform.localEulerAngles = new Vector3(-rotationY, transform.localEulerAngles.y, 0);
  }
}

@script RequireComponent(Camera)
@script AddComponentMenu("Camera-Control/Mouse Look like strategy")