private void UpdatePosition()
{
GeneralTransform transform = base.AssociatedObject.TransformToVisual(this.RootElement);
Point transformOffset = MouseDragElementBehavior.GetTransformOffset(transform);
this.X = transformOffset.X;
this.Y = transformOffset.Y;
}
private void UpdatePosition(Point point)
{
if (!this.settingPosition && base.AssociatedObject != null)
{
GeneralTransform transform = base.AssociatedObject.TransformToVisual(this.RootElement);
Point transformOffset = MouseDragElementBehavior.GetTransformOffset(transform);
double x = double.IsNaN(point.X) ? 0.0 : (point.X - transformOffset.X);
double y = double.IsNaN(point.Y) ? 0.0 : (point.Y - transformOffset.Y);
this.ApplyTranslation(x, y);
}
}