using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FLY.Thick.Blowing
{
    public interface IBlowingDetectInServer:INotifyPropertyChanged
    {
        double FilmLength { get; set; }

        double FilmVelocity { get; }

        TimeSpan RenZiJiaPeriod { get; }

        
        /// <summary>
        /// 获取当前在膜上的测量点，对应于膜泡的角度信息, 当时间点，比LimitList.Last.dt+RenZiJiaPeriod还要后，更新RenZiJiaPeriod
        /// 返回 -1, 当前的时间点在列表以前;
        /// 返回 0, 当前的时间点在列表中;
        /// 返回 1, 当前的时间点在列表的未来;
        /// </summary>
        /// <param name="filmWidth">被压扁后的膜宽度</param>
        /// <param name="filmPosH">探头所在膜的横向位置</param>
        /// <param name="dt">测量的时间点</param>
        /// <returns></returns>
        int GetFilmInfo(out FilmInfo filminfo, DateTime dt, double filmWidth, double filmPosH);

        event FilmInfoChangedEventHandler FilmInfoChangedEvent;
        event ClearEventHandler ClearEvent;
    }
    public delegate void FilmInfoChangedEventHandler(object sender, FilmInfoChangedEventArgs e);
    public delegate void ClearEventHandler(object sender);
    public class FilmInfo
    {
        /// <summary>
        /// 上层 位于膜泡的角度 0~360°
        /// </summary>
        public double angle1;
        /// <summary>
        /// 下层 位于膜泡的角度 0~360°
        /// </summary>
        public double angle2;
        /// <summary>
        /// 膜泡旋转方向
        /// </summary>
        public Misc.DIRECTION direction;
        /// <summary>
        /// 线速度
        /// </summary>
        public double filmVelocity;
        /// <summary>
        /// 累计旋转次数
        /// </summary>
        public int rotationCnt;
        /// <summary>
        /// 在匀速阶段； 在限位信号 开始~结束 期间 inCV = false
        /// </summary>
        public bool inCV;
    }
    public class FilmInfoChangedEventArgs : EventArgs
    {
        public FilmInfoChangedEventArgs(DateTime time)
        {
            Time = time;
        }
        /// <summary>
        /// 开始时间点
        /// </summary>
        public DateTime Time
        {
            get;
            set;
        }
    }
}