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   1  <?php
   2  
   3  namespace Sabberworm\CSS\Value;
   4  
   5  abstract class ValueList extends Value {
   6  
   7      protected $aComponents;
   8      protected $sSeparator;
   9  
  10  	public function __construct($aComponents = array(), $sSeparator = ',', $iLineNo = 0) {
  11          parent::__construct($iLineNo);
  12          if (!is_array($aComponents)) {
  13              $aComponents = array($aComponents);
  14          }
  15          $this->aComponents = $aComponents;
  16          $this->sSeparator = $sSeparator;
  17      }
  18  
  19  	public function addListComponent($mComponent) {
  20          $this->aComponents[] = $mComponent;
  21      }
  22  
  23  	public function getListComponents() {
  24          return $this->aComponents;
  25      }
  26  
  27  	public function setListComponents($aComponents) {
  28          $this->aComponents = $aComponents;
  29      }
  30  
  31  	public function getListSeparator() {
  32          return $this->sSeparator;
  33      }
  34  
  35  	public function setListSeparator($sSeparator) {
  36          $this->sSeparator = $sSeparator;
  37      }
  38  
  39  	public function __toString() {
  40          return $this->render(new \Sabberworm\CSS\OutputFormat());
  41      }
  42  
  43  	public function render(\Sabberworm\CSS\OutputFormat $oOutputFormat) {
  44          return $oOutputFormat->implode($oOutputFormat->spaceBeforeListArgumentSeparator($this->sSeparator) . $this->sSeparator . $oOutputFormat->spaceAfterListArgumentSeparator($this->sSeparator), $this->aComponents);
  45      }
  46  
  47  }