using UnityEngine;
 using System.Collections;
 using System;

public class Character : MonoBehaviour

{
    //max speed of character
    public float maxSpeed =5.0f;
    public float facingAngleAdjustment = -90f;


    private Animator animator;
    //cached version of our physics rigid body.
    private Rigidbody2D cachedRigidBody2D;
    private Transform cachedTransform;

    void Awake()
    {
    }

    private void Start()
    {
        this.animator = this.GetComponent<Animator>();
        this.cachedTransform = this.GetComponent<Transform>();
        this.cachedRigidBody2D = this.GetComponent<Rigidbody2D>();
    }

    public void Move(Vector2 movement)
    {
        //move the rigid body, which is part of the physics system
        //This ensures smooth movement.
        this.cachedRigidBody2D.velocity = new Vector2(movement.x * maxSpeed, movement.y * maxSpeed);

        float speed = Mathf.Abs(movement.x) + Mathf.Abs(movement.y);

        this.animator.SetFloat("Speed", speed);

        float angle = Mathf.Atan2(movement.y, movement.x) * Mathf.Rad2Deg + facingAngleAdjustment;

        //don't rotate if we don't need to.
        if (speed > 0.0f)
        {
            //rotate by angle around the z axis.
            this.cachedTransform.rotation = Quaternion.AngleAxis(angle, new Vector3(0, 0, 1));
        }
    }

    private delegate void Death();

    public void SetDeathFunction(Death d)
    {

    }

    public void AdjustHealth(int i)
    {
    }

}