UGUI 动态加载图片达到动态生成装备物品的目的

using System.IO;
using UnityEngine.UI;

public class UITexLoader : MonoBehaviour
{

public string texname;
private Texture2D m_Tex;



private void LoadFromFile(string path)
{
m_Tex = new Texture2D(1, 1);
m_Tex.LoadImage(ReadPNG(path));
}

private byte[] ReadPNG(string path)
{
FileStream fileStream = new FileStream(path, FileMode.Open, System.IO.FileAccess.Read);

fileStream.Seek(0, SeekOrigin.Begin);

byte[] binary = new byte[fileStream.Length]; //创建文件长度的buffer
fileStream.Read(binary, 0, (int)fileStream.Length);

fileStream.Close();

fileStream.Dispose();

fileStream = null;

return binary;
}


// Use this for initialization
void Start()
{

LoadFromFile(texname);
Sprite tempSprite = new Sprite();
tempSprite = Sprite.Create(m_Tex, new Rect(0, 0, m_Tex.width, m_Tex.height), new
Vector2(0, 0));
GetComponent<Image>().sprite =tempSprite;
}

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

}