/*  Package GeoTools/WMS Implementation
 *  Copyright (C) 2001 Cameron Shorter (camerons@users.sourceforge.net)
 *                     Artur Hefczyc (kobit@users.sourceforge.net)
 *
 *  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, or
 *  (at your option) any later version.
 *
 *  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.
 *
 *  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.
 *
 * $Id: WMSFormat.java,v 1.6 2002/01/31 10:20:33 ianturton Exp $
 * $Author: ianturton $
 * $Date: 2002/01/31 10:20:33 $
 */

package uk.ac.leeds.ccg.ogc;

import uk.ac.leeds.ccg.ogc.*;

/**
 * Describe class <code>WMSFormat</code> here.
 *
 * @author <a href="mailto:kobit@users.sourceforge.net">Artur Hefczyc</a>
 * @version $Revision: 1.6 $
 */
public class WMSFormat {
    
    /**
     * Variable <code>sFormat</code> contains identyfication
     * string returned by the <code>WebMapService</code>
     */
    protected String sFormat = null;
    /**
     * Variable <code>iFormat</code> contains internal
     * GeoTools/ogc constant to ease identify format.
     * Format constants are defined in <code>OGCConstants</code>
     * @see OGCConstants
     */
    protected int iFormat = 0;
    
    /**
     */
    public WMSFormat()
    {}
    
    public WMSFormat(String format) {
        setFormat(format);
    }
    
    public WMSFormat(int format) {
        setFormat(format);
    }
    
    public void setFormat(String format) {
        iFormat = 0;
        sFormat = format;
        for(int i = 1; i < OGCConstants.MAP_FORMATS.length; i++){
            if(OGCConstants.MAP_FORMAT_DESCRIPTION[i].equals(sFormat)) {
                iFormat = i;
                break;
            }
        }
        if(iFormat!=0) return;
        
        for(int i = 1; i < OGCConstants.MAP_FORMATS.length; i++){
            String type = OGCConstants.MAP_FORMATS[i];
            int in = type.indexOf('/');
            if(in==-1) continue;
            String form = type.substring(in+1);
            if(form.equalsIgnoreCase(sFormat)) {
                iFormat = i;
                sFormat = type;
                break;
            }
        }
    }
    
    public void setFormat(int format) {
        iFormat = format;
        sFormat = OGCConstants.MAP_FORMATS[iFormat];
    }
    
    public void setFormat(String str_format, int int_format)
    throws IllegalArgumentException {
        if(!OGCConstants.MAP_FORMATS[int_format].equals(str_format))
            throw new IllegalArgumentException("String format is not consent with int format.");
        sFormat = str_format;
        iFormat = int_format;
    }
    
    public String toString() {
        return sFormat;
    }
    
    public String getFormatStr() {
        return OGCConstants.MAP_FORMATS[iFormat];
    }
    
    public int getFormatInt() {
        return iFormat;
    }
    
    public String getFormatExtension() {
        int idx = sFormat.indexOf("/");
        if(idx == -1) return sFormat;
        else return sFormat.substring(idx+1);
    }
    
}
/*
 * Changes in file:
 *
 * $Log: WMSFormat.java,v $
 * Revision 1.6  2002/01/31 10:20:33  ianturton
 * modified setFormat(String name) to handle new formats better added new
 * format style names to constants
 *
 * Revision 1.5  2001/12/20 15:27:23  ianturton
 * various fixes and small mods to make WMSExample actually run. Can now
 * display an image if you remember to choose gif or jpg as output. Still
 * crashes if you zoom in.
 *
 * Revision 1.4  2001/10/24 09:40:18  kobit
 * Added LOG cvs keyword to the end of file
 *
 *
 */