using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class SpriteChange : MonoBehaviour {

	public int iSec=0;
	public int iMin=0;
	public float fStartTime;
	public int iTotalSeconds=0;
	public int iRemainSeconds = 0;

	public Text txtMin, txtSec;
	public Text txtStart;
	bool bStart=false;
	public int iStep=0;

	void Start () {

	}
	
	// Update is called once per frame
	void Update () {
		switch (iStep) {
		case 0: //Setup Time
			iMin = (int)(iTotalSeconds / 60);
			iSec = iTotalSeconds % 60;	
			txtMin.text = iMin.ToString ();
			txtSec.text = iSec.ToString ();
			break;
		case 1: // Start Timing
			iRemainSeconds = iTotalSeconds - (int)(Time.time - fStartTime);
			if (iRemainSeconds < 0) {
				iStep = 2;
			} else {
				iSec = iRemainSeconds % 60;
				iMin = (int)(iRemainSeconds / 60);
				txtMin.text = iMin.ToString ();
				txtSec.text = iSec.ToString ();
				txtStart.text = iRemainSeconds.ToString ();
			}
			break;
		case 2: // Stop Timing
			iMin = 0;
			iSec = 0;
			iTotalSeconds = 0;
			txtStart.text = "開始";
			iStep = 0;
			break;
		}

	}

	public void StartTiming()
	{
		iStep = 1;
		fStartTime = Time.time;
	}

	public void IncS()
	{
		iTotalSeconds++;
	}

		
}