using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using XRTool.Util;

public class PrintscreenItem : MonoBehaviour
{
    public RawImage mainImage;
    public Text nameText;
    public RectTransform rectTransform;
    public SCButton deleteBtn;

    private void Start()
    {
        deleteBtn.onClick.AddListener(ClickOnDeleteBtn);
    }

    private void ClickOnDeleteBtn()
    {
        Destroy(this.gameObject);
    }

    private BoundingBox boundBox;

    public void Init(Texture2D tex)
    {
        if (tex)
        {
            Adaption(tex);
            mainImage.texture = tex;
        }

        if (!boundBox)
        {
            boundBox = GetComponent<BoundingBox>();
            if (!boundBox)
            {
                UnityLog.LogError(gameObject.name + "this is no XBoundingBox");
            }
            else
            {
                boundBox.ScaleStopped.AddListener(OnScaleStopped);
            }
        }
    }

    private void OnScaleStopped()
    {
        if (transform.localScale.x < 1f)
        {
            transform.localScale = Vector3.one;
        }
    }

    public void Adaption(Texture tex)
    {
        float standard_width = 150f;
        float standard_height = 84f;
        float video_width = tex.width;
        float video_height = tex.height;
        //Debug.Log(tex.width + "***" + tex.height);
        if (standard_width < video_width && standard_height > video_height)
        {
            float video_aspect = standard_width / video_width;
            rectTransform.sizeDelta = new Vector2(standard_width, video_height * video_aspect);
        }
        else if (standard_width > video_width && standard_height < video_height)
        {
            float video_aspect = standard_height / video_height;
            rectTransform.sizeDelta = new Vector2(video_width * video_aspect, standard_height);
        }
        else if (standard_width > video_width && standard_height > video_height)
        {
            if (standard_width / video_width > standard_height / video_height)
            {
                float video_aspect = standard_height / video_height;
                rectTransform.sizeDelta = new Vector2(video_width * video_aspect, video_height * video_aspect);
            }
            else
            {
                float video_aspect = standard_width / video_width;
                rectTransform.sizeDelta = new Vector2(video_width * video_aspect, video_height * video_aspect);
            }
        }
        else
        {
            if (standard_width / video_width > standard_height / video_height)
            {
                float video_aspect = standard_height / video_height;
                rectTransform.sizeDelta = new Vector2(video_width * video_aspect, video_height * video_aspect);
            }
            else
            {
                float video_aspect = standard_width / video_width;
                rectTransform.sizeDelta = new Vector2(video_width * video_aspect, video_height * video_aspect);
            }
        }
    }
}