public void UpdateProgress(double progress)
{
if (captions == null)
{
return;
}
elapsed = TimeSpan.FromMilliseconds(progress * subtitleTotalLength.TotalMilliseconds);
beginTime = DateTime.Now - elapsed;
current = null;
TimerTick(null, null);
}
private void TimerTick(object o, EventArgs e)
{
TimeSpan diff = DateTime.Now - beginTime;
elapsed = diff;
foreach (var c in captions)
{
if (current != null && current.To < diff)
{
current = null;
}
if (diff < c.From)
{
break;
}
if (diff >= c.From && diff <= c.To)
{
current = c;
}
}
eventDelegate(new CaptionEvent(current, diff, diff.TotalMilliseconds / subtitleTotalLength.TotalMilliseconds));
}
public CaptionEvent(Caption caption, TimeSpan time, double progress)
{
Caption = caption;
Time = time;
Progress = progress;
}