Clone the strategy instance.
settings.positionStrategy.clone();
Position the element based on the PositionStrategy implementing this interface.
The HTML element to be positioned
Size of the element
reference to the Document object
should be true if this is the initial call to the method
attaching target for the component to show
settings.positionStrategy.position(content, size, document, true);
Documentation Position strategies determine where to display the component in the provided IgxOverlayService.