Source for file WStyleCollection.class.php

<?php
/**
 * @since 6/2/06
 * @package polyphony.wizard.components
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: WStyleCollection.class.php,v 1.4 2007/09/19 14:04:51 adamfranco Exp $
 */ 
 
/**
 * a wizard representation for style collections
 * 
 * @since 6/2/06
 * @package polyphony.wizard.components
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: WStyleCollection.class.php,v 1.4 2007/09/19 14:04:51 adamfranco Exp $
 */
class WStyleCollection extends WRepeatableComponentCollection {
        
    var $this->_addSP;
    var $this->_availableSPs;
    var $_SPs = array();
 
        
    /**
     * constructor
     * 
     * @param ref object StyleCollection $style
     * @return void 
     * @access public
     * @since 6/2/06
     */
    function WStyleCollection ($style) {
        $gui = Services::getService("GUI");
        
        // grab the list of supported SPs
        $this->_supportedSPs = $gui->getSupportedSPs();
 
        // grab the array of currently instantiated SPs
        $SPs =$style->getSPs();
        
        // make a list  of SPs that can be added
        $this->_availableSPs = array_diff($this->_supportedSPs, array_keys($SPs));
        
        // initialize the array of SPs to the existant ones
        foreach (array_keys($SPs) as $key) {
            $this->_addSP($SPs[$key]);
        }
        
        
    }
    
    /**
     * sets the available SPs array
     * 
     * @return void 
     * @access public
     * @since 6/2/06
     */
    function updateAvailableSPs () {
        $this->_availableSPs = array_diff($this->_supportedSPs, array_keys($this->_collections));
    }
    
    /**
     * adds the wizard rep for the SP passed to the collection
     * 
     * @param ref object StyleProperty
     * @return void 
     * @access public
     * @since 6/2/06
     */
    function _addSP ($SP, $removable = 'true') {
        $this->_collections[get_class($SP)] = new WStyleProperty($SP);
    }
    
    
}
 
?>