/******************************************************************************
    * PicBrowserDom.java - XML for PicMan's Pic Browser
    * 
    * PicMan - The BuckoSoft Picture Manager in Java
    * Copyright(c) 2009 - Dick Balaska
    * 
    */
   package com.buckosoft.PicMan.dom;
   
  import org.dom4j.Document;
  import org.dom4j.DocumentHelper;
  import org.dom4j.Element;
  
  import com.buckosoft.PicMan.business.PicManFacade;
  import com.buckosoft.PicMan.domain.User;
  import com.buckosoft.PicMan.web.PicBrowserAjaxController;
  
  
  /** XML for PicMan's Pic Browser
   * @author Dick Balaska
   * @since 2009/06/03
   * @see <a href="http://cvs.buckosoft.com/Projects/java/PicMan/PicMan/src/com/buckosoft/PicMan/dom/VirginsDom.java">VirginsDom.java</a>
   */
  public class PicBrowserDom {
  
  	/** Create a DOM of a limited number of Pics in our database
  	 * @param pmf The PicMan Facade
  	 * @return The DOM
  	 */
  	static public Document createDocument(PicManFacade pmf, User user, PicBrowserAjaxController.PicNameWithLabel[] picList, int offset) {
  		int		count = 10;
  		if (user != null)
  			count = user.getPicBrowserPicsPerPage();
  		Document document = DocumentHelper.createDocument();
  		Element root = document.addElement("PicBrowser");
  		root.addElement("thumbHeight").addText("" + pmf.getDB().getThumbHeight());
  		if (picList == null)
  			root.addElement("Count").addText("" + pmf.getDB().getFilterCount());
  		else {
  			root.addElement("Count").addText("" + (picList != null ? picList.length : 0));
  			Element pics = DocumentHelper.createElement("Pics");
  			try {
  //				iter = picList.listIterator(offset);
  				int i = offset;
  				while (i < picList.length && --count >= 0) {
  					//String v = ;
  					Element ele = DocumentHelper.createElement("Pic");
  					ele.addElement("index").addText("" + i);
  					ele.addElement("name").addText(picList[i].name);
  					if (picList[i].label != null)
  						ele.addElement("label").addText(picList[i].label);
  					pics.add(ele);
  					i++;
  				}
  			} catch (Exception e) {}
  			root.add(pics);
  		}
  		return document;
  	}
  
  }