Input Controller - Virus Remover - Nick Peelman

using UnityEngine;
using System.Collections;

public class InputController : MonoBehaviour {

    private FingerInput fi;
    //caching
    private Touch touch;
    private int touchCount;

    private enum FingerInput
    {
        None,
        OneBegin,
        Two,
        OneEnd,
    };

    void Awake()
    {
        fi = FingerInput.None;
    }

    void Update ()
    {
        //Debug.Log (fi);

        for(int i = 0; i < Input.touchCount; i++)
        {
            touch = Input.GetTouch(i);
            touchCount = Input.touchCount;

            if(touch.phase == TouchPhase.Began)
            {
                if(touchCount == 1)//One finger down
                {
                    if(fi == FingerInput.None)//if none were down before this input, then it's the first.
                    {
                        fi = FingerInput.OneBegin;
                        //charge circle and attract virus'!
                        Vector3 touchPos = touch.position;
                        //touchPos.z = -10;

                        VirusController.AllChasePlayer(camera.ScreenToWorldPoint(touchPos));
                        Debug.Log(camera.ScreenToWorldPoint(touchPos));
                    }
                    if(fi == FingerInput.Two)//if 2 were down before this input, it's the end finger.
                    {
                        fi = FingerInput.OneEnd;
                    }
                }
                else if(touchCount == 2)// 2 fingers down
                {
                    if(fi == FingerInput.OneBegin)//only go to the 2 fingers down (aka charge the circle) when it's the first input!
                    {
                        fi = FingerInput.Two;
                    }
                }
            }
            if(touch.phase == TouchPhase.Ended)
            {
                if(touchCount == 2)//endfinger state when one of 2 fingers is gone
                    fi = FingerInput.OneEnd;
                if(touchCount == 1)//no fingers
                {
                    fi = FingerInput.None;
                    VirusController.AllIdle();
                }
            }
        }
    }
}