/*
 * Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details ( see the LICENSE file ).
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * AELITIS, SAS au capital de 46,603.30 euros,
 * 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
 */
 
package org.gudy.azureus2.ui.swt.views.tableitems.files;

import org.gudy.azureus2.core3.disk.DiskManagerFileInfo;
import org.gudy.azureus2.core3.util.DisplayFormatters;
import org.gudy.azureus2.plugins.ui.tables.*;
import org.gudy.azureus2.ui.swt.views.table.utils.CoreTableColumn;

/**
 *
 * @author TuxPaper
 * @since 2.0.8.5
 */
public class PercentItem
       extends CoreTableColumn 
       implements TableCellRefreshListener
{
  /** Default Constructor */
  public PercentItem() {
    super("%", ALIGN_TRAIL, POSITION_LAST, 60, TableManager.TABLE_TORRENT_FILES);
    setRefreshInterval(INTERVAL_LIVE);
    setMinWidthAuto(true);
  }

  public void refresh(TableCell cell) {
	  
    DiskManagerFileInfo fileInfo = (DiskManagerFileInfo)cell.getDataSource();
	
    long percent = 0;
	
    if (fileInfo != null ){
		
		if ( fileInfo.getDownloaded() < 0 ){
			
			percent = -1; // unknown skeleton value
			
		}else if ( fileInfo.getLength() != 0 ){

			percent = (1000 * fileInfo.getDownloaded()) / fileInfo.getLength();
		}
	  
    }else{
		
		percent = -1;	// unknown skeleton value
    }
	
    if( !cell.setSortValue( percent ) && cell.isValid() ) {
		
      return;
    }
    
    cell.setText( percent < 0?"":DisplayFormatters.formatPercentFromThousands((int)percent));
  }
}