i-school

using UnityEngine;

public class BoxMaterialChanger : MonoBehaviour
{
    [SerializeField] Material changedColor;¡¡¡¡¡¡// ¥Þ¥Æ¥ê¥¢¥ë¤ÎÊѹ¹¸å¤ËŬÍѤ¹¤ë¥Þ¥Æ¥ê¥¢¥ë

    public void ChangeBoxColor(GameObject target)
    {
        target.GetComponent<MeshRenderer>().material = changedColor;
    }
}

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

public class BoxGenerator : MonoBehaviour
{
    [SerializeField] private float timer;
    [SerializeField] private float waitTime = 1.0f;
    [SerializeField] Transform spawnTran;
    [SerializeField] GameObject boxPrefab;
    
    private BoxMaterialChanger boxMaterialChanger;


    void Start()
    {
        TryGetComponent(out boxMaterialChanger);
    }

    void Update()
    {
        if (Input.GetKeyDown(KeyCode.C) && isboxgenerate == true)
        {
            Createbox();
        }

        if (Input.GetKey(KeyCode.C))
        {
            Addtimer();
        }

        if (Input.GetKeyUp(KeyCode.C))
        {
            // ¥Ü¥¿¥óÎ¥¤·¤¿¤È¤­¤Ë Timer 0 ¤Ë¤¹¤ë
            timer = 0f;
        }       
    }

    private void Addtimer()
    {
        timer += Time.deltaTime;
    }

    private void Createbox()
    {
        GameObject box = Instantiate(boxPrefab, spawnTran.position, Quaternion.identity);
        StartCoroutine(Sizeup(box));
    }
    
    private IEnumerator Sizeup(GameObject box)
    {
        bool isSet = Input.GetKey(KeyCode.C);

        while (isSet == true) 
        { 
            isSet = Input.GetKey(KeyCode.C);
			
            if(timer < 1f) {

                // TODO 1Éðʲ¼¤Ç¥µ¥¤¥º¤òÊѹ¹¤·¤¿¤¤¾ì¹ç¤Ë¤Ï¡¢¤³¤³¤Ë½èÍý¤òÄɲä·¤Þ¤¹

            }
            else if (1f <= timer && timer <= 2f) {

                // 1Éà ¡Á 2ÉäδÖ
                box.transform.localScale = Vector3.one * 1.5f;
            }
            else if (2f < timer) {

                // 2Éðʾå
                box.transform.localScale = Vector3.one * 2f;
            }

            if (timer > 5.0f) {   //  <-  5É÷Ф俤é C ¥Ü¥¿¥ó¤ò²¡¤·¤Æ¤¤¤Æ¤â¶¯À©Åª¤Ë while ¤òÈ´¤±¤ë¤è¤¦¤Ë	
                isSet = false;
            }
            
            yield return null;
        }
		
        isboxgenerate = false;
        boxMaterialChanger.ChangeBoxColor(box);
				
        yield return new WaitForSeconds(waitTime);
        isboxgenerate = true;
    }
}