/// <summary>
/// ZWN
/// 20220104
/// </summary>
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
//using zwn;
/// <summary>
/// 显示对齐框的框工具类接口
/// </summary>
public class FollowBoxManager : MonoBehaviour
{
    public static FollowBoxManager sigle;
    float[] pose_kpts = new float[4 * 2];//4个点的坐标
    int pose_kpts_count = 4;//数量
    public GameObject show_rect_perfab;//克隆物体
    public Transform show_rect_tra;//克隆物体父级
    [HideInInspector]
    public List<GameObject> show_rect_list;//克隆出来的物体
    //固定框
    public int x;          ///< 左上角顶点 X 轴坐标
    public int y;          ///< 左上角顶点 Y 轴坐标
    public int width;      ///< 矩形的宽度
    public int height;     ///< 矩形的高度

    public bool isShowFollowBox = false;

    public static float followRatio = 0f;

    // dataType.zwn_rect_t_fixedframe aligned_Rect = new dataType.zwn_rect_t_fixedframe();


    private bool isAlignmentSuccee;
    public bool GetIsSuccee
    {
        get { return isAlignmentSuccee; }
        set { isAlignmentSuccee = value; }
    }

    void Awake()
    {
        sigle = this;
    }
    // Use this for initialization
    void Start()
    {
        //aligned_Rect.x = x;
        //aligned_Rect.y = y;
        //aligned_Rect.width = width;
        //aligned_Rect.height = height;
        GetCurrFollow();
    }

    // Update is called once per frame
    void Update()
    {
        ShowFollowBox();
        GetRectRatio();
        GetIsinclude();
    }
    /// <summary>
    ///计算关键点的矩形框
    /// </summary>
    void ShowFollowBox()
    {
        if (!ZwnAmlogicHelperData.isSomeone)
        {
            return;
        }

        if (ZwnAmlogicHelperData.ZWN_POSE_KEY_POINTS_DIM_LEN == 29)
        {
            if (Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[5].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[6].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[17].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[18].x) != 1920)
            {
                pose_kpts[0] = zwn_common_data.single.zwn_original_pose_twentynine[5].x;
                pose_kpts[1] = zwn_common_data.single.zwn_original_pose_twentynine[5].y;

                pose_kpts[2] = zwn_common_data.single.zwn_original_pose_twentynine[6].x;
                pose_kpts[3] = zwn_common_data.single.zwn_original_pose_twentynine[6].y;

                pose_kpts[4] = zwn_common_data.single.zwn_original_pose_twentynine[17].x;
                pose_kpts[5] = zwn_common_data.single.zwn_original_pose_twentynine[17].y;

                pose_kpts[6] = zwn_common_data.single.zwn_original_pose_twentynine[18].x;
                pose_kpts[7] = zwn_common_data.single.zwn_original_pose_twentynine[18].y;
            }

            //utilCAPI.zwn_get_bounding_rect(pose_kpts, pose_kpts_count, ref UtilHelper.zwn_rect_t_alignments);
            float x = (zwn_common_data.single.zwn_transform_pose_twentynine[5].x + zwn_common_data.single.zwn_transform_pose_twentynine[6].x) / 2;
            float y = (zwn_common_data.single.zwn_transform_pose_twentynine[5].y + zwn_common_data.single.zwn_transform_pose_twentynine[17].y) / 2;

            float height = Vector3.Distance(zwn_common_data.single.zwn_transform_pose_twentynine[5], zwn_common_data.single.zwn_transform_pose_twentynine[17]);

            float width = Vector3.Distance(zwn_common_data.single.zwn_transform_pose_twentynine[5], zwn_common_data.single.zwn_transform_pose_twentynine[6]);

            Vector2 rect_weightheight = new Vector2(width, height);
            Vector3 rect_xy = new Vector3(x, y, 0);

            if (isShowFollowBox)
            {
                for (int i = 0; i < 1; i++)
                {
                    //关于人形框
                    if (i >= show_rect_list.Count)
                    {
                        GameObject go = Instantiate(show_rect_perfab);
                        show_rect_list.Add(go);
                        go.transform.SetParent(show_rect_tra);
                        go.transform.localScale = new Vector3(1, 1, 1);
                    }
                    show_rect_list[i].transform.localPosition = rect_xy;
                    show_rect_list[i].GetComponent<RectTransform>().sizeDelta = rect_weightheight;
                }
            }
        }
        else if (ZwnAmlogicHelperData.ZWN_POSE_KEY_POINTS_DIM_LEN == 17)
        {
            if (Mathf.Abs(zwn_common_data.single.zwn_transform_pose[5].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[6].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[11].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[12].x) != 1920)
            {
                pose_kpts[0] = zwn_common_data.single.zwn_original_pose[5].x;
                pose_kpts[1] = zwn_common_data.single.zwn_original_pose[5].y;

                pose_kpts[2] = zwn_common_data.single.zwn_original_pose[6].x;
                pose_kpts[3] = zwn_common_data.single.zwn_original_pose[6].y;

                pose_kpts[4] = zwn_common_data.single.zwn_original_pose[11].x;
                pose_kpts[5] = zwn_common_data.single.zwn_original_pose[11].y;

                pose_kpts[6] = zwn_common_data.single.zwn_original_pose[12].x;
                pose_kpts[7] = zwn_common_data.single.zwn_original_pose[12].y;
            }

            //utilCAPI.zwn_get_bounding_rect(pose_kpts, pose_kpts_count, ref UtilHelper.zwn_rect_t_alignments);
            float x = (zwn_common_data.single.zwn_transform_pose[5].x + zwn_common_data.single.zwn_transform_pose[6].x) / 2;
            float y = (zwn_common_data.single.zwn_transform_pose[5].y + zwn_common_data.single.zwn_transform_pose[11].y) / 2;

            float height = Vector3.Distance(zwn_common_data.single.zwn_transform_pose[5], zwn_common_data.single.zwn_transform_pose[11]);

            float width = Vector3.Distance(zwn_common_data.single.zwn_transform_pose[5], zwn_common_data.single.zwn_transform_pose[6]);

            Vector2 rect_weightheight = new Vector2(width, height);
            Vector3 rect_xy = new Vector3(x, y, 0);

            if (isShowFollowBox)
            {
                for (int i = 0; i < 1; i++)
                {
                    //关于人形框
                    if (i >= show_rect_list.Count)
                    {
                        GameObject go = Instantiate(show_rect_perfab);
                        show_rect_list.Add(go);
                        go.transform.SetParent(show_rect_tra);
                        go.transform.localScale = new Vector3(1, 1, 1);
                    }
                    show_rect_list[i].transform.localPosition = rect_xy;
                    show_rect_list[i].GetComponent<RectTransform>().sizeDelta = rect_weightheight;
                }
            }
        }
    }
    /// <summary>
    /// 当计算两个框的IOU分数小于thres阈值时，ratio 返回的是IOU的分数。（0.5-2）
    /// </summary>
    void GetRectRatio()
    {
        //utilCAPI.zwn_get_rect_ratio(UtilHelper.zwn_rect_t_alignments, aligned_Rect, 0.1f, ref followRatio);
        //print("followRatio   " + followRatio);
    }
    /// <summary>
    /// 坐标转换
    /// </summary>
    void GetCurrFollow()
    {
        int width = Screen.width;
        int height = Screen.height;

        //aligned_Rect.x = width / 2 + aligned_Rect.x;
        //aligned_Rect.y = height / 2 - aligned_Rect.y;
    }
    /// <summary>
    /// 判断身体框是否在对齐框内
    /// </summary>
    public void GetIsinclude()
    {
        float x1 = -(width / 2);
        float x2 = width / 2;
        float y1 = -(height / 2);
        float y2 = height / 2;
        bool isinclude = false;
        bool isinclude1 = false;
        bool isinclude2 = false;
        bool isinclude3 = false;

        bool isinclude4 = false;
        bool isinclude5 = false;
        bool isinclude6 = false;
        bool isinclude7 = false;

        if (!ZwnAmlogicHelperData.isSomeone)
        {
            return;
        }

        if (ZwnAmlogicHelperData.ZWN_POSE_KEY_POINTS_DIM_LEN == 29)
        {
            if (Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[5].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[6].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[17].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose_twentynine[18].x) != 1920)
            {
                isinclude = zwn_common_data.single.zwn_transform_pose_twentynine[6].x > x1;
                isinclude1 = zwn_common_data.single.zwn_transform_pose_twentynine[6].y < y2;

                isinclude2 = zwn_common_data.single.zwn_transform_pose_twentynine[17].x < x2;
                isinclude3 = zwn_common_data.single.zwn_transform_pose_twentynine[17].y > y1;

                isinclude4 = zwn_common_data.single.zwn_transform_pose_twentynine[5].x < x2;
                isinclude5 = zwn_common_data.single.zwn_transform_pose_twentynine[5].y < y2;

                isinclude6 = zwn_common_data.single.zwn_transform_pose_twentynine[18].x > x1;
                isinclude7 = zwn_common_data.single.zwn_transform_pose_twentynine[18].y > y1;
            }

            if (isinclude && isinclude1 && isinclude2 && isinclude3 && isinclude4 && isinclude5 && isinclude6 && isinclude7)
            {
                isAlignmentSuccee = true;
            }
            else
            {
                isAlignmentSuccee = false;
            }
        }
        else if (ZwnAmlogicHelperData.ZWN_POSE_KEY_POINTS_DIM_LEN == 17)
        {
            if (Mathf.Abs(zwn_common_data.single.zwn_transform_pose[5].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[6].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[11].x) != 1920 && Mathf.Abs(zwn_common_data.single.zwn_transform_pose[12].x) != 1920)
            {
                isinclude = zwn_common_data.single.zwn_transform_pose[6].x > x1;
                isinclude1 = zwn_common_data.single.zwn_transform_pose[6].y < y2;

                isinclude2 = zwn_common_data.single.zwn_transform_pose[11].x < x2;
                isinclude3 = zwn_common_data.single.zwn_transform_pose[11].y > y1;

                isinclude4 = zwn_common_data.single.zwn_transform_pose[5].x < x2;
                isinclude5 = zwn_common_data.single.zwn_transform_pose[5].y < y2;

                isinclude6 = zwn_common_data.single.zwn_transform_pose[12].x > x1;
                isinclude7 = zwn_common_data.single.zwn_transform_pose[12].y > y1;
            }

            if (isinclude && isinclude1 && isinclude2 && isinclude3 && isinclude4 && isinclude5 && isinclude6 && isinclude7)
            {
                isAlignmentSuccee = true;
            }
            else
            {
                isAlignmentSuccee = false;
            }
        }
    }

}