Repository/Assets/Script/Change.cs

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


public class Change : MonoBehaviour
{
    public GameObject colorPa;
    public Material penColor;
    // Start is called before the first frame update
    private void Awake()
    {
        colorPa.GetComponent<GameObject>();
    }
    // Update is called once per frame
    void Update()
    {
       
    }
  public void OpenButton()
    {
         colorPa.SetActive(true);
    }
    public void CloseButton()
    {
        colorPa.SetActive(false);
    }
  public void ChangeRed()
    {
        penColor.SetColor("_Color", Color.red);
    }
  public void ChangeBlue()
    {
        
        penColor.SetColor("_Color", Color.blue);
    }
public void ChangeBlack()
    {
        penColor.SetColor("_Color", Color.black);
    }
}