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

[RequireComponent(typeof(Text))]
public class SetTextWidth : MonoBehaviour {

	// Use this for initialization
    public float maxWidth;
    public float minWidth;
    private Text text;
    private float width;
    void Start ()
    {
		
	}
    private void Awake()
    {
        text = GetComponent<Text>();        
    }
    // Update is called once per frame
    void Update ()
    {
        var newWidth = text.preferredWidth;
        if (newWidth!= width)
        {
            setControlWidth();
            width = newWidth;
        }

    }
    private void setControlWidth()
    {
        if (text.preferredWidth > maxWidth)
        {
            text.rectTransform.sizeDelta = new Vector2(maxWidth, text.rectTransform.sizeDelta.y);
        }
        else if (text.preferredWidth < minWidth)
        {
            text.rectTransform.sizeDelta = new Vector2(minWidth, text.rectTransform.sizeDelta.y);
        }
        else
        {
            text.rectTransform.sizeDelta = new Vector2(text.preferredWidth, text.rectTransform.sizeDelta.y);
        }    
    }  
}