MPU6050_ESP8266_Unity/Assets/script/UI/MyDataBar.cs

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

public class MyDataBar : MonoBehaviour {
    public Image BarImgPostive;
    public Image BarImgNagetive;
    [Range(-100f,100f)]
    public float values;

	// Use this for initialization
	void Start () {
		
	}
	
	// Update is called once per frame
	void Update () {
        if (values >= 0)
        {
            BarImgPostive.fillAmount = values / 100;
            BarImgNagetive.fillAmount = 0;
        }
        else {
            BarImgPostive.fillAmount = 0;
            BarImgNagetive.fillAmount = -values / 100;
        }
	}
}