ボタンを長押しでプレイヤーを右に移動

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

public class RightButton : MonoBehaviour {
public float speed = 3;
bool push = false;

public void Update(){
    if(push){
        Move();
    }
}

public void PushDown(){
    push = true;
}

public void PushUp(){
    push = false;
}

public void Move(){
    Vector2 direction = new Vector2 (1.0f, 0).normalized;
    GetComponent<Rigidbody2D>().velocity = direction * speed;
}

}

ゲームオブジェクトにアタッチ後、ボタンに設置