Defines an E2Gauge's orientation. Possible values for this property are 0 - Left: This object's lower side aligns with a frame's left side, 1 - Up: This object's lower side aligns with a frame's upper side, 2 - Down: This object's lower side aligns with a frame's lower side (default), or 3 - Right: This object's lower side aligns with a frame's right side.