void Trigger(bool now, int line)
{
if (now != NowState[line])
{
NowState[line] = now;
LastStateDate[line] = DateTime.Now;
}
if (NowState[line] == LastState[line])
{
return;
}
#region 滤波
var delay = (DateTime.Now - LastStateDate[line]).Value.TotalMilliseconds;
if ((NowState[line] && delay > Config.IOCard.Line[line].OnDelay) ||
(!NowState[line] && delay > Config.IOCard.Line[line].OffDelay))
{
LastState[line] = NowState[line];
if (now)
{
Task.Run(() => { OnTrigger?.Invoke(line); });
}
else
{
Task.Run(() => { OnComplate?.Invoke(line); });
}
}
#endregion
}
/// <summary>
///
/// </summary>
private static void DownloadImage()
{
while (true)
{
ImageQueueInfo t = null;
lock (Stacks)
{
if (Stacks.Count > 0)
{
t = Stacks.Dequeue();
}
}
if (t != null)
{
Uri uri = new Uri(t.url);
BitmapImage image = null;
try
{
if ("http".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
{
//如果是HTTP下载文件
using (WebClient wc = new WebClient())
{
using (var ms = new MemoryStream(wc.DownloadData(uri)))
{
image = new BitmapImage();
image.BeginInit();
image.CacheOption = BitmapCacheOption.OnLoad;
image.StreamSource = ms;
image.EndInit();
}
}
}
else if ("file".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
{
if (!File.Exists(t.url))
{
continue;
}
using (var fs = new FileStream(t.url, FileMode.Open))
{
image = new BitmapImage();
image.BeginInit();
image.CacheOption = BitmapCacheOption.OnLoad;
image.StreamSource = fs;
image.EndInit();
}
}
if (image != null)
{
if (image.CanFreeze)
{
image.Freeze();
}
t.image.Dispatcher.BeginInvoke(new Action <ImageQueueInfo, BitmapImage>((i, bmp) =>
{
OnComplate?.Invoke(i.image, i.url, bmp);
}), new object[] { t, image });
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
continue;
}
}
if (Stacks.Count > 0)
{
continue;
}
autoEvent.WaitOne();
}
}
public void Remove()
{
Trays.RemoveAt(0);
OnComplate?.Invoke();
}
