public void Update(PopupPositionerParameters parameters)
{
// Simplify calculations
var horizontalMargin = (parameters.AnchorRectangle.Width - parameters.Size.Width) / 2;
var verticalMargin = (parameters.AnchorRectangle.Height - parameters.Size.Height) / 2;
_popup.MoveAndResize(new Point(horizontalMargin, verticalMargin), parameters.Size / _popup.Scaling);
}
/// <summary>
/// Show the PopupWindow at the specified screen coordinates
/// </summary>
public void Show(int x, int y)
{
var point = parent_form.PointToClient(new Point(x, y));
var ppp = new PopupPositionerParameters {
AnchorRectangle = new WindowKit.Rect(point.X, point.Y, 1, 1),
Anchor = PopupAnchor.TopLeft,
Gravity = PopupGravity.BottomRight,
ConstraintAdjustment = PopupPositionerConstraintAdjustment.All,
Size = Size.ToAvaloniaSize()
};
PopupImpl.PopupPositioner.Update(ppp);
Show();
}