public void NotesCanvasPointerWheelChanged(object sender, PointerWheelEventArgs args)
{
lyricBox?.EndEdit();
if (args.KeyModifiers == KeyModifiers.None)
{
var scrollbar = this.FindControl <ScrollBar>("VScrollBar");
VScrollPointerWheelChanged(scrollbar, args);
}
else if (args.KeyModifiers == KeyModifiers.Alt)
{
var canvas = (Canvas)sender;
var position = args.GetCurrentPoint((IVisual)sender).Position;
var size = canvas.Bounds.Size;
position = position.WithX(position.X / size.Width).WithY(position.Y / size.Height);
ViewModel.NotesViewModel.OnYZoomed(position, 0.1 * args.Delta.Y);
}
else if (args.KeyModifiers == KeyModifiers.Shift)
{
var scrollbar = this.FindControl <ScrollBar>("HScrollBar");
HScrollPointerWheelChanged(scrollbar, args);
}
else if (args.KeyModifiers == KeyModifiers.Control)
{
var canvas = this.FindControl <Canvas>("TimelineCanvas");
TimelinePointerWheelChanged(canvas, args);
}
}
public void TimelinePointerWheelChanged(object sender, PointerWheelEventArgs args)
{
var canvas = (Canvas)sender;
var position = args.GetCurrentPoint((IVisual)sender).Position;
var size = canvas.Bounds.Size;
position = position.WithX(position.X / size.Width).WithY(position.Y / size.Height);
viewModel.TracksViewModel.OnXZoomed(position, 0.1 * args.Delta.Y);
}
/// <inheritdoc />
protected override void OnPointerWheelChanged(PointerWheelEventArgs e)
{
base.OnPointerWheelChanged(e);
if (e.Handled)
{
return;
}
PointerPoint point = e.GetCurrentPoint(this);
if (HandlePointerEvent(point, e.Delta))
{
e.Handled = true;
}
}