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

//字体变大缩小处理的 ，现在在游戏中直接修改Text的Scale会变模糊，所以改成修改Text的FontSize  (目前该功能只能想到这种方法)
public class TextFontScale : MonoBehaviour {

    int fontSize = 1;
    Text m_textScript = null;
    Vector2 m_Delta = Vector2.one;
    RectTransform m_rect = null;
	
	void Start () {

        m_textScript =  GetComponent<Text>();
        if (m_textScript == null)
            return;
        fontSize = m_textScript.fontSize;
        m_rect = GetComponent<RectTransform>();
        if(m_rect != null)
        {
            m_Delta = m_rect.sizeDelta;
        }
    }
	
	void Update () {

        if (m_textScript == null)
            return;
        if (m_rect == null)
            return;
        float scaleX = m_rect.sizeDelta.x / m_Delta.x;
        float scaleY = m_rect.sizeDelta.y / m_Delta.y;
        if(scaleX == scaleY)
        {
            int size = (int)(fontSize * scaleX);
            m_textScript.fontSize = size;
        }
    }
}