001/*
002 * SVG Salamander
003 * Copyright (c) 2004, Mark McKay
004 * All rights reserved.
005 *
006 * Redistribution and use in source and binary forms, with or 
007 * without modification, are permitted provided that the following
008 * conditions are met:
009 *
010 *   - Redistributions of source code must retain the above 
011 *     copyright notice, this list of conditions and the following
012 *     disclaimer.
013 *   - Redistributions in binary form must reproduce the above
014 *     copyright notice, this list of conditions and the following
015 *     disclaimer in the documentation and/or other materials 
016 *     provided with the distribution.
017 *
018 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
019 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
020 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
021 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
022 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
023 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
025 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
026 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
027 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
029 * OF THE POSSIBILITY OF SUCH DAMAGE. 
030 * 
031 * Mark McKay can be contacted at mark@kitfox.com.  Salamander and other
032 * projects can be found at http://www.kitfox.com
033 *
034 * Created on May 10, 2005, 5:56 AM
035 */
036
037package com.kitfox.svg.pathcmd;
038
039import java.awt.geom.*;
040
041/**
042 *
043 * @author kitfox
044 */
045public class PathUtil
046{
047    
048    /** Creates a new instance of PathUtil */
049    public PathUtil()
050    {
051    }
052    
053    /**
054     * Converts a GeneralPath into an SVG representation
055     */
056    public static String buildPathString(GeneralPath path)
057    {
058        float[] coords = new float[6];
059        
060        StringBuffer sb = new StringBuffer();
061        
062        for (PathIterator pathIt = path.getPathIterator(new AffineTransform()); !pathIt.isDone(); pathIt.next())
063        {
064            int segId = pathIt.currentSegment(coords);
065            
066            switch (segId)
067            {
068                case PathIterator.SEG_CLOSE:
069                {
070                    sb.append(" Z");
071                    break;
072                }
073                case PathIterator.SEG_CUBICTO:
074                {
075                    sb.append(" C " + coords[0] + " " + coords[1] + " " + coords[2] + " " + coords[3] + " " + coords[4] + " " + coords[5]);
076                    break;
077                }
078                case PathIterator.SEG_LINETO:
079                {
080                    sb.append(" L " + coords[0] + " " + coords[1]);
081                    break;
082                }
083                case PathIterator.SEG_MOVETO:
084                {
085                    sb.append(" M " + coords[0] + " " + coords[1]);
086                    break;
087                }
088                case PathIterator.SEG_QUADTO:
089                {
090                    sb.append(" Q " + coords[0] + " " + coords[1] + " " + coords[2] + " " + coords[3]);
091                    break;
092                }
093            }
094        }
095        
096        return sb.toString();
097    }
098}