/*

 * Copyright 2005-2006 Sun Microsystems, Inc.  All Rights Reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun in the LICENSE file that accompanied this code.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

package sun.java2d.loops;

import sun.java2d.loops.GraphicsPrimitive;

import sun.java2d.SunGraphics2D;

import sun.java2d.SurfaceData;

import java.awt.geom.Path2D;

/**

 *   DrawPath

 *   1. draw single-width line path onto destination surface

 *   2. must accept output area [x, y, dx, dy]

 *      from within the surface description data for clip rect

 */

public class DrawPath extends GraphicsPrimitive {

    public final static String methodSignature =

        "DrawPath(...)".toString();

    public final static int primTypeID = makePrimTypeID();

    public static DrawPath locate(SurfaceType srctype,

                                  CompositeType comptype,

                                  SurfaceType dsttype)

    {

        return (DrawPath)

            GraphicsPrimitiveMgr.locate(primTypeID,

                                        srctype, comptype, dsttype);

    }

    protected DrawPath(SurfaceType srctype,

                       CompositeType comptype,

                       SurfaceType dsttype)

    {

        super(methodSignature, primTypeID,

              srctype, comptype, dsttype);

    }

    public DrawPath(long pNativePrim,

                    SurfaceType srctype,

                    CompositeType comptype,

                    SurfaceType dsttype)

    {

        super(pNativePrim, methodSignature, primTypeID,

              srctype, comptype, dsttype);

    }

    /**

     *   All DrawPath implementors must have this invoker method

     */

    public native void DrawPath(SunGraphics2D sg2d, SurfaceData sData,

                                int transX, int transY,

                                Path2D.Float p2df);

    public GraphicsPrimitive makePrimitive(SurfaceType srctype,

                                           CompositeType comptype,

                                           SurfaceType dsttype)

    {

        throw new InternalError("DrawPath not implemented for "+

                                srctype+" with "+comptype);

    }

    public GraphicsPrimitive traceWrap() {

        return new TraceDrawPath(this);

    }

    private static class TraceDrawPath extends DrawPath {

        DrawPath target;

        public TraceDrawPath(DrawPath target) {

            super(target.getSourceType(),

                  target.getCompositeType(),

                  target.getDestType());

            this.target = target;

        }

        public GraphicsPrimitive traceWrap() {

            return this;

        }

        public void DrawPath(SunGraphics2D sg2d, SurfaceData sData,

                             int transX, int transY,

                             Path2D.Float p2df)

        {

            tracePrimitive(target);

            target.DrawPath(sg2d, sData, transX, transY, p2df);

        }

    }

}