using Aspose.Slides;
using Aspose.Words.Lists;
using System;
using System.Collections.Generic;
using System.Drawing.Imaging;
using System.IO;
using UnityEngine;
using UnityEngine.UI;

public class LoadPPTTest
{
    public static List<Texture2D> LoadPPTGO(string pptPath)
    {
        List<Texture2D> textures = new List<Texture2D>();
        Presentation presentation = new Aspose.Slides.Presentation(pptPath);
        //遍历文档（只做示例使用自己根据需求拓展）
        for (int i = 0; i < presentation.Slides.Count; i++)
        {
            ISlide slide = presentation.Slides[i];
            var bitmap = slide.GetThumbnail(1f, 1f);
            //声明内存流，将图片转换为内存流，再由流转换为byte数组，然后用texture2d加载byte数组
            using (MemoryStream ms = new MemoryStream())
            {
                bitmap.Save(ms, ImageFormat.Jpeg);
                byte[] buff = new byte[ms.Length];
                ms.Seek(0, SeekOrigin.Begin);
                ms.Read(buff, 0, (int)ms.Length);

                //注意这个iamge的命名空间为system.drawing不是unity.ui,这个图片的目的是提供图片的宽高
                System.Drawing.Image sizeImage = System.Drawing.Image.FromStream(ms);

                Texture2D texture2D = new Texture2D(sizeImage.Width, sizeImage.Height);
                texture2D.LoadImage(buff);
                textures.Add(texture2D);

                //用texture2d为精灵赋值
            }
        }
        return textures;
    }

    public static void GetThingsByName()
    {

    }


}