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

public class NewBehaviourScript : MonoBehaviour
{

    // Use this for initialization
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {

    }

    public void myfun()
    {
        float rnum = 0;
        float gnum = 0;
        float bnum = 0;
        rnum = GameObject.Find("Slider").GetComponent<Slider>().value;
        gnum = GameObject.Find("Slider1").GetComponent<Slider>().value;
        bnum = GameObject.Find("Slider2").GetComponent<Slider>().value;
        Text mytxt = GameObject.Find("Text").GetComponent<Text>();
        Text mytxt1 = GameObject.Find("Text1").GetComponent<Text>();
        Text mytxt2= GameObject.Find("Text2").GetComponent<Text>();
        mytxt.text = rnum.ToString();
        mytxt1.text = rnum.ToString();
        mytxt2.text = rnum.ToString();
        Image img = GameObject.Find("Image").GetComponent<Image>();
        Image img1 = GameObject.Find("Image1").GetComponent<Image>();
        Image img2 = GameObject.Find("Image2").GetComponent<Image>();
        Image img3 = GameObject.Find("Image3").GetComponent<Image>();
        img.color = new Color(rnum, 0.0F, 0.0F, 1.0F); // (紅red,綠green,藍blue,透明)
        img1.color = new Color(0.0F,gnum, 0.0F, 1.0F);
        img2.color = new Color(0.0F, 0.0F,bnum, 1.0F);
        img3.color = img.color + img1.color + img2.color;
    }
}