Unity TextMesh 操作-----点击显示/影藏+长按方大+旋转

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

public class SetActiveLogic : MonoBehaviour
{
    //获取操作对象
    public GameObject text;
    //文字对象
    private TextMesh textMesh;
    //点击时间长
    public float touchTime;
    //初始旋转角度
    public float xspeed = 120;
    //默认不是重新触摸
    public bool newTouch = false;
    void Start()
    {
        this.textMesh = this.GetComponentInParent<TextMesh>();
    }

    // Update is called once per frame
    void Update()
    {
        //MySetActive();
        MyFonteSize();
        MyRotate();

    }
    //手指点击关闭显示
    void MySetActive() 
    {
        //点击
        if (Input.GetMouseButton(0))
        {
            //一个手指点击
            if (Input.touchCount == 1 && Input.GetTouch(0).phase == TouchPhase.Began)
            {
                text.SetActive(false);
                //2个点击
                if (Input.GetTouch(0).tapCount == 2)
                {
                    text.SetActive(true);//显示
                }
            }
        }
    }

    //长安执行文字放大
    void MyFonteSize() 
    {
        //点击
        if (Input.GetMouseButton(0))
        {
            //判断单击
            if (Input.touchCount == 1)
            {
                Touch touch = Input.GetTouch(0);
                //判断点击按下
                if (touch.phase == TouchPhase.Began)
                {
                    //修改状态为点击中
                    newTouch = true;
                    //开始计时
                    touchTime = Time.time;

                }//判断长按
                else if (touch.phase == TouchPhase.Stationary)
                {
                    //判断时长
                    if (newTouch == true && Time.time - touchTime>1f)
                    {
                        newTouch = false;
                        //字体大小不能大于20
                        if (textMesh.fontSize<20)
                        {
                            //设置字体放大
                            textMesh.fontSize += 1;
                        }
                                              
                    }
                }
                else
                {
                    newTouch = false;
                }
            }

        }
    }

    //旋转
    void MyRotate() 
    {
        //按下
        if (Input.GetMouseButton(0))
        {
            //单击
            if (Input.touchCount ==1)
            {
                //滑动
                if (Input.GetTouch(0).phase == TouchPhase.Moved)
                {
                    //旋转（以Y轴）
                    this.textMesh.transform.Rotate(Vector3.up * Input.GetAxis("Mouse X") * xspeed * Time.deltaTime,Space.Self);
                }
            }
        }
    }

}