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 January 26, 2004, 8:40 PM
035 */
036
037package com.kitfox.svg.pathcmd;
038
039//import org.apache.batik.ext.awt.geom.ExtendedGeneralPath;
040import java.awt.geom.*;
041
042/**
043 * @author Mark McKay
044 * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
045 */
046public class Quadratic extends PathCommand {
047
048    public float kx = 0f;
049    public float ky = 0f;
050    public float x = 0f;
051    public float y = 0f;
052
053    /** Creates a new instance of MoveTo */
054    public Quadratic() {
055    }
056
057    public String toString()
058    {
059        return "Q " + kx + " " + ky
060             + " " + x + " " + y;
061    }
062
063    public Quadratic(boolean isRelative, float kx, float ky, float x, float y) {
064        super(isRelative);
065        this.kx = kx;
066        this.ky = ky;
067        this.x = x;
068        this.y = y;
069    }
070
071//    public void appendPath(ExtendedGeneralPath path, BuildHistory hist)
072    public void appendPath(GeneralPath path, BuildHistory hist)
073    {
074        float offx = isRelative ? hist.lastPoint.x : 0f;
075        float offy = isRelative ? hist.lastPoint.y : 0f;
076
077        path.quadTo(kx + offx, ky + offy, x + offx, y + offy);
078        hist.setLastPoint(x + offx, y + offy);
079        hist.setLastKnot(kx + offx, ky + offy);
080    }
081
082    public int getNumKnotsAdded()
083    {
084        return 4;
085    }
086}