protected override void DrawPlaybackCursor(PlaybackCursorPosition position, Primitives.Point start, Primitives.Point end)
{
if (Settings.RenderingMode != ScoreRenderingModes.Panorama)
{
start = start.Translate(CurrentScore.DefaultPageSettings);
end = end.Translate(CurrentScore.DefaultPageSettings);
}
if (playbackCursor == null)
{
playbackCursor = new Line();
playbackCursor.RenderTransform = playbackCursorTransform;
playbackCursor.Stroke = new SolidColorBrush(Colors.Magenta);
playbackCursor.X1 = 0;
playbackCursor.X2 = 0;
playbackCursor.Y1 = 0;
playbackCursor.Y2 = end.Y - start.Y;
playbackCursor.Visibility = BoolToVisibility(position.IsValid);
playbackCursor.StrokeThickness = 1;
Canvas.Children.Add(playbackCursor);
}
playbackCursorTransform.X = start.X;
playbackCursorTransform.Y = start.Y;
}
public void DrawPlaybackCursor(PlaybackCursorPosition position)
{
if (position.Timestamp + position.Duration < DateTime.Now)
{
return;
}
var system = CurrentScore.Systems.ElementAt(position.SystemNumber - 1);
if (system == null)
{
return;
}
DrawPlaybackCursor(position, new Point(position.PositionX + 6, system.Staves.First().LinePositions.First()),
new Point(position.PositionX + 6, system.Staves.Last().LinePositions.Last()));
}
private static void PlaybackCursorPositionChanged(NoteViewer control, PlaybackCursorPosition oldValue, PlaybackCursorPosition newValue)
{
if (control.InnerScore == null)
{
return;
}
if (control.Renderer == null)
{
return;
}
if (!newValue.IsValid)
{
return;
}
control.Dispatcher.BeginInvoke(DispatcherPriority.Background, new Action(() => control.Renderer.DrawPlaybackCursor(newValue)));
}
private static void PlaybackCursorPositionChanged(NoteViewer control, PlaybackCursorPosition oldValue, PlaybackCursorPosition newValue)
{
if (control.InnerScore == null)
{
return;
}
if (control.Renderer == null)
{
return;
}
if (!newValue.IsValid)
{
return;
}
control.Dispatcher.RunAsync(CoreDispatcherPriority.Low, () => control.Renderer.DrawPlaybackCursor(newValue));
}
/// <summary>
/// Draws playback cursor
/// </summary>
/// <param name="position"></param>
public void DrawPlaybackCursor(PlaybackCursorPosition position)
{
#if CSHTML5
if (position.Timestamp.AddTicks(position.Duration.Ticks) < DateTime.Now)
{
return;
}
#else
if (position.Timestamp + position.Duration < DateTime.Now)
{
return;
}
#endif
var system = CurrentScore.Systems.ElementAt(position.SystemNumber - 1);
if (system == null)
{
return;
}
DrawPlaybackCursor(position, new Point(position.PositionX, system.Staves.First().LinePositions.First()),
new Point(position.PositionX, system.Staves.Last().LinePositions.Last()));
}
private static void PlaybackCursorPositionChanged(DependencyObject obj, DependencyPropertyChangedEventArgs args)
{
NoteViewer control = (NoteViewer)obj;
PlaybackCursorPosition oldValue = (PlaybackCursorPosition)args.OldValue;
PlaybackCursorPosition newValue = (PlaybackCursorPosition)args.NewValue;
if (control.InnerScore == null)
{
return;
}
if (control.Renderer == null)
{
return;
}
if (!newValue.IsValid)
{
return;
}
control.Renderer.DrawPlaybackCursor(newValue);
}
protected override void DrawPlaybackCursor(PlaybackCursorPosition position, Primitives.Point start, Primitives.Point end)
{
}
protected abstract void DrawPlaybackCursor(PlaybackCursorPosition position, Point start, Point end);
protected override void DrawPlaybackCursor(PlaybackCursorPosition position, Primitives.Point start, Primitives.Point end)
{
throw new NotImplementedException();
}
