lib/lessphp/Tree/Negative.php

   1 <?php
   2
   3 /**
   4  * Negative
   5  *
   6  * @package Less
   7  * @subpackage tree
   8  */
   9 class Less_Tree_Negative extends Less_Tree{
  10
  11         public $value;
  12         public $type = 'Negative';
  13
  14         function __construct($node){
  15                 $this->value = $node;
  16         }
  17
  18         //function accept($visitor) {
  19         //      $this->value = $visitor->visit($this->value);
  20         //}
  21
  22     /**
  23      * @see Less_Tree::genCSS
  24      */
  25         function genCSS( $output ){
  26                 $output->add( '-' );
  27                 $this->value->genCSS( $output );
  28         }
  29
  30         function compile($env) {
  31                 if( Less_Environment::isMathOn() ){
  32                         $ret = new Less_Tree_Operation('*', array( new Less_Tree_Dimension(-1), $this->value ) );
  33                         return $ret->compile($env);
  34                 }
  35                 return new Less_Tree_Negative( $this->value->compile($env) );
  36         }
  37 }