/// <summary>
/// On key down
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void OnKeyDown(object sender, KeyEventArgs e)
{
if (e.Key == Key.F)
{
_applicationService.IsFullScreen = !_applicationService.IsFullScreen;
}
if (e.Key == Key.Space)
{
if (Media.IsPlaying)
{
await PauseMedia();
}
else
{
await PlayMedia();
}
}
if (!(DataContext is MediaPlayerViewModel vm) || !vm.SubtitleItems.Any())
{
return;
}
switch (e.Key)
{
case Key.H:
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
SubtitleDelay += 1000;
}
else
{
SubtitleDelay += 1000;
}
break;
case Key.G:
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
SubtitleDelay -= 1000;
}
else
{
SubtitleDelay -= 1000;
}
break;
default:
return;
}
Delay.Text = $"Subtitle delay: {SubtitleDelay} ms";
if (SubtitleDelaySemaphore.CurrentCount == 0)
{
return;
}
await SubtitleDelaySemaphore.WaitAsync();
var increasedPanelOpacityAnimation = new DoubleAnimationUsingKeyFrames
{
Duration = new Duration(TimeSpan.FromSeconds(0.1)),
KeyFrames = new DoubleKeyFrameCollection
{
new EasingDoubleKeyFrame(0.6, KeyTime.FromPercent(1.0), new PowerEase
{
EasingMode = EasingMode.EaseInOut
})
}
};
var increasedSubtitleDelayOpacityAnimation = new DoubleAnimationUsingKeyFrames
{
Duration = new Duration(TimeSpan.FromSeconds(0.1)),
KeyFrames = new DoubleKeyFrameCollection
{
new EasingDoubleKeyFrame(1.0, KeyTime.FromPercent(1.0), new PowerEase
{
EasingMode = EasingMode.EaseInOut
})
}
};
SubtitleDelayPanel.BeginAnimation(OpacityProperty, increasedPanelOpacityAnimation);
Delay.BeginAnimation(OpacityProperty, increasedSubtitleDelayOpacityAnimation);
await Task.Delay(2000);
var decreasedOpacityAnimation = new DoubleAnimationUsingKeyFrames
{
Duration = new Duration(TimeSpan.FromSeconds(0.1)),
KeyFrames = new DoubleKeyFrameCollection
{
new EasingDoubleKeyFrame(0.0, KeyTime.FromPercent(1.0), new PowerEase
{
EasingMode = EasingMode.EaseInOut
})
}
};
SubtitleDelayPanel.BeginAnimation(OpacityProperty, decreasedOpacityAnimation);
Delay.BeginAnimation(OpacityProperty, decreasedOpacityAnimation);
SubtitleDelaySemaphore.Release();
}
