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<?php /** * Negative * * @package Less * @subpackage tree */ class Less_Tree_Negative extends Less_Tree{ public $value; public $type = 'Negative'; public function __construct($node){ $this->value = $node; } //function accept($visitor) { // $this->value = $visitor->visit($this->value); //} /** * @see Less_Tree::genCSS */ public function genCSS( $output ){ $output->add( '-' ); $this->value->genCSS( $output ); } public function compile($env) { if( Less_Environment::isMathOn() ){ $ret = new Less_Tree_Operation('*', array( new Less_Tree_Dimension(-1), $this->value ) ); return $ret->compile($env); } return new Less_Tree_Negative( $this->value->compile($env) ); } }