DeMaTianJi/Assets/TianJiSprite/PopWindowManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using Paroxe.PdfRenderer;
using UnityEngine;
using UnityEngine.UI;

public class PopWindowManager : MonoBehaviour
{
    public PDFViewer pDFViewer;
    public static Texture texture;
    public RawImage image;
    public static string info;
    public static string pdfpath;
    public Text fivetext;
    public static PopWindowManager Instance;
    void Awake()
    {
        Instance=this;
    }
    public List<GameObject> golist;
    public static int indexwd;
    public Action<int> callback;

    public void OnEnable()
    {

        image.texture = texture;
        if(pdfpath!=""&&pdfpath!=null)
        {
            pDFViewer.FilePath=pdfpath;
        }
        fivetext.text = info;
        for (int i=0;i<golist.Count;i++)
        {
            golist[i].SetActive(false);
        }
        golist[indexwd].SetActive(true);
        StartCoroutine(readpdf());
        SetImageFullScreen();
    }
    IEnumerator readpdf()
    {
        yield return new WaitForSeconds(1f);
        Debug.Log("pdfpath===>"+pdfpath);
        if(pdfpath!=""&&pdfpath!=null)
        {
            Screen.autorotateToLandscapeLeft = true;
            Screen.autorotateToLandscapeRight = true;
            Screen.autorotateToPortrait = true;
            Screen.autorotateToPortraitUpsideDown = true;
            pDFViewer.LoadDocumentFromFile(pdfpath);
            pdfpath="";
        }
    }
     void SetImageFullScreen()
    {
        if(image.texture==null)
        {
            return;
        }
        // 获取屏幕和图片的宽高比
        float screenAspect = (float)Screen.width / Screen.height;
        float imageAspect = (float)image.texture.width / image.texture.height;
        
        // 根据宽高比调整图片大小
        if (screenAspect > imageAspect)
        {
            // 屏幕更宽，以高度为基准
            image.rectTransform.sizeDelta = new Vector2(
                Screen.height * imageAspect, 
                Screen.height
            );
        }
        else
        {
            // 屏幕更高，以宽度为基准
            image.rectTransform.sizeDelta = new Vector2(
                Screen.width, 
                Screen.width / imageAspect
            );
        }
        
        // 居中显示
        image.rectTransform.anchoredPosition = Vector2.zero;
    }
}