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<?php /** * Alpha * * @package Less * @subpackage tree */ class Less_Tree_Alpha extends Less_Tree{ public $value; public $type = 'Alpha'; public function __construct($val){ $this->value = $val; } //function accept( $visitor ){ // $this->value = $visitor->visit( $this->value ); //} public function compile($env){ if( is_object($this->value) ){ $this->value = $this->value->compile($env); } return $this; } /** * @see Less_Tree::genCSS */ public function genCSS( $output ){ $output->add( "alpha(opacity=" ); if( is_string($this->value) ){ $output->add( $this->value ); }else{ $this->value->genCSS( $output); } $output->add( ')' ); } public function toCSS(){ return "alpha(opacity=" . (is_string($this->value) ? $this->value : $this->value->toCSS()) . ")"; } }