private void OnMouseStuff(object sender, MouseEventArgs args)
{
if (args.RoutedEvent == UIElement.PreviewMouseUpEvent ||
(args.RoutedEvent == UIElement.PreviewMouseDownEvent && args.Source == null) ||
(args.RoutedEvent == UIElement.PreviewMouseMoveEvent && args.Source == null && args.LeftButton == MouseButtonState.Released))
{
MultitouchWindow.RemoveMouseListener(_attachedElement, OnMouseStuff);
}
else if (args.RoutedEvent == UIElement.PreviewMouseDownEvent)
{
MultitouchWindow.AddMouseListener(_attachedElement, OnMouseStuff);
_pts[-1] = new FlickData()
{
DownPoint = args.GetPosition(_attachedElement)
};
}
else if (args.RoutedEvent == UIElement.PreviewMouseMoveEvent)
{
if (!_pts.ContainsKey(-1))
{
return;
}
Point current = args.GetPosition(_attachedElement);
FlickData data = _pts[-1];
Vector change = Point.Subtract(current, data.DownPoint);
double delta = change.Length;
if (data.BeginTime == 0 &&
delta > BeginThreshold)
{
data.BeginTime = args.Timestamp;
}
if (data.BeginTime != 0 &&
delta > EndThreshold &&
(args.Timestamp - data.BeginTime) < RequiredFlickSpeed.TotalMilliseconds)
{
MultitouchWindow.RemoveMouseListener(_attachedElement, OnMouseStuff);
_pts.Remove(-1);
FlickEventArgs fargs = new FlickEventArgs(change / delta);
if (Flick != null)
{
Flick(_attachedElement, fargs);
}
if (fargs.AlignedDirection.X != 0 && HorizontalFlick != null)
{
HorizontalFlick(_attachedElement, fargs);
}
if (fargs.AlignedDirection.Y != 0 && VerticalFlick != null)
{
VerticalFlick(_attachedElement, fargs);
}
}
}
}
private void Flickable_HorizontalFlick(object sender, IdentityMine.Windows.SimpleMultitouch.FlickEventArgs e)
{
ListBoxItem item = (ListBoxItem)HelperClass.FindVisualAncestor((DependencyObject)sender, (o) => o.GetType() == typeof(ListBoxItem));
if (item != null)
{
item.IsSelected = !item.IsSelected;
}
}
private void Flickable_HorizontalFlick(object sender, IdentityMine.Windows.SimpleMultitouch.FlickEventArgs e)
{
if (e.AlignedDirection.X < 0)
{
flipper.Rotate(true);
}
else
{
flipper.Rotate(false);
}
}