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

//フェードを扱う
public class Scene : MonoBehaviour {

	public bool sceneChenge = false;

	public bool blackfade = false;

	float red, green, blue, alfa;

	public float fadeSpeed = 0.01f;

	public float fadeMax = 0.6f;

    GameObject fade;

	//初期化
	void Start () {
		red = 0;
		green = 0;
		blue = 0;
		alfa = 0;

        fade = GameObject.Find("BlackFade");
        fade.SetActive(false);

    }
	
	// Update is called once per frame
	void Update () {
		
		if(sceneChenge && blackfade)
		{
            fade.SetActive(true);
		}

        if (fade.activeSelf)
        {
            FadeOut();
        }
        
	}

    //フェードアウト
    public void FadeOut()
	{
		//暗くなるまで
		if (alfa < fadeMax) {
			fade.GetComponent<Image>().color = new Color(red, green, blue, alfa);
			alfa += fadeSpeed;
		}

        //暗くなったら
        else
        {
            fade.GetComponent<Image>().color = new Color(red, green, blue, fadeMax);
            blackfade = false;
        }
    }

    public GameObject getFadeObj()
    {
        return fade;
    }
    public void fadeActiveTrue()
    {
        fade.SetActive(true);
    }
}