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   1  <?php
   2  
   3  /**
   4   * Value
   5   *
   6   * @package Less
   7   * @subpackage tree
   8   */
   9  class Less_Tree_Value extends Less_Tree{
  10  
  11      public $type = 'Value';
  12      public $value;
  13  
  14  	public function __construct($value){
  15          $this->value = $value;
  16      }
  17  
  18      public function accept($visitor) {
  19          $this->value = $visitor->visitArray($this->value);
  20      }
  21  
  22  	public function compile($env){
  23  
  24          $ret = array();
  25          $i = 0;
  26          foreach($this->value as $i => $v){
  27              $ret[] = $v->compile($env);
  28          }
  29          if( $i > 0 ){
  30              return new Less_Tree_Value($ret);
  31          }
  32          return $ret[0];
  33      }
  34  
  35      /**
  36       * @see Less_Tree::genCSS
  37       */
  38  	function genCSS( $output ){
  39          $len = count($this->value);
  40          for($i = 0; $i < $len; $i++ ){
  41              $this->value[$i]->genCSS( $output );
  42              if( $i+1 < $len ){
  43                  $output->add( Less_Environment::$_outputMap[','] );
  44              }
  45          }
  46      }
  47  
  48  }