protected override void OnMouseUp(MouseButtonEventArgs e)
{
base.OnMouseUp(e);
switch (e.ChangedButton)
{
case MouseButton.Left:
if (IsMouseCaptured) ReleaseMouseCapture();
if (dragSource == DragSource.Card)
{
e.Handled = true;
dragSource = DragSource.None;
if (isDragging)
{
isDragging = false;
DragCardCompleted();
}
break;
}
if (dragSource == DragSource.Target)
{
e.Handled = true;
dragSource = DragSource.None;
if (draggedArrow != null)
{
draggedArrow.RemoveFromLayer();
draggedArrow = null;
}
if (isDragging)
{
isDragging = false;
}
var target = Mouse.DirectlyOver as DependencyObject;
while (target != null && !(target is CardControl))
{
var parent = LogicalTreeHelper.GetParent(target);
if (parent == null) parent = VisualTreeHelper.GetParent(target);
target = parent;
}
if (target == this)
Card.ToggleTarget();
else if (target != null && ((CardControl)target).Card.Group is Table)
Card.Target(((CardControl)target).Card);
}
break;
}
}
public void CreateArrowTo(Player player, CardControl toCard)
{
var layer = AdornerLayer.GetAdornerLayer(this);
var arrow = new ArrowAdorner(player, this);
layer.Add(arrow);
arrow.LinkToCard(toCard);
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
e.Handled = true;
Point pt = e.GetPosition(this);
if (!isDragging)
{
// Check if the button was pressed over the card, and was not release on another control in the meantime
// (possible if the cursor is near the border of the card)
if (!cardDragPeacedOut && Mouse.LeftButton == MouseButtonState.Pressed &&
// Check if has moved enough to start a drag and drop
(Math.Abs(pt.X - mousePt.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(pt.Y - mousePt.Y) > SystemParameters.MinimumVerticalDragDistance))
{
if (dragSource == DragSource.Card)
{
DragCardStarted();
}
// Fix: Card could be null if a keyboard shortut was used when the mouse button was pressed.
else if (dragSource == DragSource.Target && Card != null)
{
if (Card.Group is Table)
{
isDragging = true;
RaiseEvent(new CardEventArgs(CardHoveredEvent, this));
var layer = AdornerLayer.GetAdornerLayer(this);
draggedArrow = new ArrowAdorner(Player.LocalPlayer, this);
layer.Add(draggedArrow);
}
}
}
}
else
{
if (dragSource == DragSource.Card)
{
var windowPt = e.GetPosition((IInputElement)Window.GetWindow(this).Content);
DragMouseDelta(windowPt.X - mouseWindowPt.X, windowPt.Y - mouseWindowPt.Y);
}
else if (dragSource == DragSource.Target)
DragTargetDelta(pt);
}
}
