GetWebTexture.cs

GetWebTexture.cs

using UnityEngine;
using System.Collections;
using UnityEngine.Networking;
using System.Collections.Specialized;
using System.Linq;
using UnityEngine.UI;

public class GetWebTexture : MonoBehaviour
{
    public string Server = "http://localhost:32768/";
    public float WaitTime = 2;
    public bool RenderAll = true;

    void Start()
    {
    }

    public void OpenPage(string keyword)
    {
        StartCoroutine(GetTexture(keyword));
    }

    IEnumerator GetTexture(string keyword)
    {
        NameValueCollection parameters = new NameValueCollection
        {
            { "url", "http://www.google.com/search?&sourceid=navclient&btnI=I&q=" + keyword},
            { "wait", WaitTime.ToString() },
            { "width", "1200" },
            { "render_all", RenderAll ? "1" : "0" }
        };

        string uri = Server + "render.jpeg" + ToQueryString(parameters);
        using (UnityWebRequest www = UnityWebRequest.GetTexture(uri))
        {
            yield return www.Send();

            if (www.isError)
            {
                Debug.Log(www.error);
            }
            else
            {
                Texture myTexture = ((DownloadHandlerTexture)www.downloadHandler).texture;
                var width = myTexture.width;
                var height = myTexture.height;

                var rectTransform = GetComponent<RectTransform>();
                if (rectTransform)
                {
                    var size = rectTransform.sizeDelta;
                    rectTransform.sizeDelta = new Vector2(size.x, size.x * height / width);
                }

                var rawImage = GetComponent<RawImage>();
                if (rawImage)
                {
                    rawImage.texture = myTexture;
                }
            }
        }
    }

    private string ToQueryString(NameValueCollection nvc)
    {
        return "?" + string.Join("&", nvc.AllKeys.Select(key => string.Format("{0}={1}", WWW.EscapeURL(key), WWW.EscapeURL(nvc[key]))).ToArray());
    }
}