+ function getArrow( $direction = 'forwards' ) {
+ switch ( $direction ) {
+ case 'forwards':
+ return $this->isRTL() ? '←' : '→';
+ case 'backwards':
+ return $this->isRTL() ? '→' : '←';
+ case 'left':
+ return '←';
+ case 'right':
+ return '→';
+ case 'up':
+ return '↑';
+ case 'down':
+ return '↓';
+ }