The position relative to the target shape, at which the Tooltip will be shown. Predefined values are:

• "top" - the tooltip will be shown above the shape.
• "bottom" - the tooltip will be shown below the shape.
• "left" - the tooltip will be shown on the left side of the shape.
• "right" - the tooltip will be shown on the right side of the shape.
• "cursor" - the tooltip will be shown on top of the current cursor position.