ResizeThumb CreateRotateThumb()
{
ResizeThumb rotateThumb = new RotateThumb();
rotateThumb.Cursor = Cursors.Hand;
rotateThumb.Cursor = ZoomControl.GetCursor("Images/rotate.cur");
rotateThumb.Alignment = PlacementAlignment.Top;
AdornerPanel.SetPlacement(rotateThumb,
new RelativePlacement(HorizontalAlignment.Center, VerticalAlignment.Top)
{
WidthRelativeToContentWidth = 1, HeightOffset = 0
});
adornerPanel.Children.Add(rotateThumb);
DragListener drag = new DragListener(rotateThumb);
drag.Started += drag_Rotate_Started;
drag.Changed += drag_Rotate_Changed;
return(rotateThumb);
}