Orientation

Top to Bottom (default)—Layout will be oriented from top to bottom.
Bottom to Top—Layout will be from bottom to top, which means that the layout will be flipped along the x axis.
Left to Right—Layout will be from left to right, which means that the layout will be rotated by 90 degrees counterclockwise.
Right to Left—Layout will be from right to left, which means that the layout will be rotated by 90 degrees clockwise.