using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading;using System.Windows;using System.Windows.Controls;using System.Windows.Data;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Media.Imaging;using System.Windows.Navigation;using System.Windows.Shapes;using System.Windows.Threading;namespace EZ.AppPlatform.App.VideoSummary.UserControl{    /// <summary>    /// AdvertPicControl.xaml 的交互逻辑    /// </summary>    public partial class AdvertPicControl : System.Windows.Controls.UserControl    {        #region 加载List数据        /// <summary>        /// 当前图片地址播放列表        /// </summary>        private static List<string> currentList;        public static DependencyProperty advertPicList = DependencyProperty.Register("advertPicList", typeof(List<string>), typeof(AdvertPicControl)            , new PropertyMetadata(new PropertyChangedCallback(loadAdvertPic)));        public List<string> AdvertPicList        {            get { return (List<string>)GetValue(advertPicList); }            set { SetValue(advertPicList, value); }        }        /// <summary>        /// 图片播放器地址        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private static void loadAdvertPic(DependencyObject sender, DependencyPropertyChangedEventArgs e)        {            AdvertPicControl advertPicControl = (AdvertPicControl)sender;            if (e.Property == advertPicList)            {                advertPicControl.AdvertPicList = (List<string>)e.NewValue;                currentList = advertPicControl.AdvertPicList;            }        }        #endregion        #region 加载图片停留时间        /// <summary>        /// 当前图片地址播放列表        /// </summary>        private static List<int> currentTimeList;        public static DependencyProperty advertPicStayTime = DependencyProperty.Register("advertPicStayTime", typeof(List<int>), typeof(AdvertPicControl)            , new PropertyMetadata(new PropertyChangedCallback(loadAdvertStayTime)));        public List<int> AdvertPicStayTime        {            get { return (List<int>)GetValue(advertPicStayTime); }            set { SetValue(advertPicStayTime, value); }        }        /// <summary>        /// 图片播放器图片停留时间        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private static void loadAdvertStayTime(DependencyObject sender, DependencyPropertyChangedEventArgs e)        {            AdvertPicControl advertPicControl = (AdvertPicControl)sender;            if (e.Property == advertPicStayTime)            {                advertPicControl.AdvertPicStayTime = (List<int>)e.NewValue;                currentTimeList = advertPicControl.AdvertPicStayTime;            }        }        #endregion        #region 注册自定义事件和参数        public static readonly RoutedEvent AdvertPicPlayStateChangedEvent;        public class AdvertPicPlayEventArgs : RoutedEventArgs        {            public int playState            {                get;                set;            }            public int playLength            {                get;                set;            }            public int playIndex            {                get;                set;            }        }        static AdvertPicControl()        {            AdvertPicPlayStateChangedEvent = EventManager.RegisterRoutedEvent("AdvertPicPlayStateChanged",                RoutingStrategy.Bubble, typeof(AdvertPicPlayStateChangedHandler), typeof(AdvertPicControl));        }        public delegate void AdvertPicPlayStateChangedHandler(object sender, AdvertPicPlayEventArgs e);        public event AdvertPicPlayStateChangedHandler AdvertPicPlayStateChanged        {            add { AddHandler(AdvertPicControl.AdvertPicPlayStateChangedEvent, value); }            remove { RemoveHandler(AdvertPicControl.AdvertPicPlayStateChangedEvent, value); }        }        #endregion        #region 动态加载对应的切换图片按钮，单击响应加载对应的图片。        #endregion        public AdvertPicControl()        {            InitializeComponent();        }        DispatcherTimer switchPicTimer = new DispatcherTimer();        int i = 0;        private void UserControl_Loaded(object sender, RoutedEventArgs e)        {            //默认 1秒切换一张图片           // switchPicTimer.IsEnabled = false;                    switchPicTimer.Tick += SwitchPicEvent;            for (int j = 0; j < currentList.Count; j++)            {               Button btn=new Button();                btn.Width = 20;                btn.Height = 20;                btn.Content = j+1;                btn.Tag = j;                btn.Click+=new RoutedEventHandler(btn_Click);                PicCountNum.Children.Add(btn);            }                 }        void btn_Click(object sender, RoutedEventArgs e)        {            Button btn = (Button) sender;            BitmapImage bitmap = new BitmapImage(new Uri(currentList[Convert.ToInt32( btn.Tag)], UriKind.Absolute));            imgAdvertPic.Stretch = Stretch.Fill;            imgAdvertPic.Source = bitmap;        }        /// <summary>        /// 开始播放        /// </summary>        /// <param name="interval">图片切换时间</param>        public void Play(int interval)        {            int defaultinterval = 0;            if (interval != 0)                defaultinterval = interval;            switchPicTimer.IsEnabled = true;            switchPicTimer.Interval = new TimeSpan(0, 0, defaultinterval);            switchPicTimer.Start();            i = 0;        }        /// <summary>        /// 停止播放        /// </summary>        public void Stop()        {            switchPicTimer.IsEnabled = false;            switchPicTimer.Stop();        }        /// <summary>        /// 切换图片事件        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void SwitchPicEvent(object sender, EventArgs e)        {            if (null != currentList)            {               // Console.WriteLine("开始切换~~~");                if (i <= currentList.Count-1)//修改实现循环播放。                {                    DoHandlerStop(Image.OpacityProperty, 20, 0, 4, imgAdvertPic, SwitchPic);                }                else                {                    //AdvertPicPlayEventArgs args = new AdvertPicPlayEventArgs();                    //args.RoutedEvent = AdvertPicPlayStateChangedEvent;                    //args.playState = 1;                    //RaiseEvent(args);                    // switchPicTimer.Stop();                    // switchPicTimer.IsEnabled = false;                    i = 0;                    DoHandlerStop(Image.OpacityProperty, 20, 0, 4, imgAdvertPic, SwitchPic);                                 }                if (null != currentTimeList)                {                    Thread.Sleep(currentTimeList[i]); //图片停留时间                }            }        }        /// <summary>        /// 动画播放完毕切换图片        /// </summary>        /// <param name="sender"></param>        /// <param name="e"></param>        private void SwitchPic(object sender, EventArgs e)        {            BitmapImage bitmap = new BitmapImage(new Uri(currentList[i], UriKind.Absolute));            imgAdvertPic.Stretch = Stretch.Fill;            imgAdvertPic.Source = bitmap;            if (i < currentList.Count)            {                i++;            }                  }        public void ClickToPic(int id)        {                  }        /// <summary>        /// 动画        /// </summary>        /// <param name="dp"></param>        /// <param name="from"></param>        /// <param name="to"></param>        /// <param name="duration"></param>        /// <param name="element"></param>        /// <param name="complateHander"></param>        public void DoHandlerStop(DependencyProperty dp, double from, double to, double duration, UIElement element, EventHandler complateHander)        {            DoubleAnimation doubleAnimation = new DoubleAnimation();//创建双精度动画对象            doubleAnimation.From = from;            doubleAnimation.To = to;//设置动画的结束值            doubleAnimation.Duration = TimeSpan.FromSeconds(duration);//设置动画时间线长度            doubleAnimation.FillBehavior = FillBehavior.Stop;//设置动画完成后执行的操作             doubleAnimation.Completed += complateHander;            element.BeginAnimation(dp, doubleAnimation);//设置动画应用的属性并启动动画        }    }}