/*

 * Copyright (c) 2008, Oracle and/or its affiliates. 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.  Oracle designates this

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

 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @author Jim Graham

 */

package sun.java2d.loops;

import sun.java2d.loops.GraphicsPrimitive;

import sun.java2d.SunGraphics2D;

import sun.java2d.SurfaceData;

/**

 * DrawParallelogram

 * 1) fill the area between the 4 edges of an outer parallelogram

 *    (as specified by an origin and 2 delta vectors)

 *    but also outside the 4 edges of an inner parallelogram

 *    (as specified by proportional amounts of the outer delta vectors)

 */

public class DrawParallelogram extends GraphicsPrimitive

{

    public final static String methodSignature =

        "DrawParallelogram(...)".toString();

    public final static int primTypeID = makePrimTypeID();

    public static DrawParallelogram locate(SurfaceType srctype,

                                           CompositeType comptype,

                                           SurfaceType dsttype)

    {

        return (DrawParallelogram)

            GraphicsPrimitiveMgr.locate(primTypeID,

                                        srctype, comptype, dsttype);

    }

    protected DrawParallelogram(SurfaceType srctype,

                                CompositeType comptype,

                                SurfaceType dsttype)

    {

        super(methodSignature, primTypeID,

              srctype, comptype, dsttype);

    }

    public DrawParallelogram(long pNativePrim,

                             SurfaceType srctype,

                             CompositeType comptype,

                             SurfaceType dsttype)

    {

        super(pNativePrim, methodSignature, primTypeID,

              srctype, comptype, dsttype);

    }

    /**

     * All DrawParallelogram implementors must have this invoker method

     */

    public native void DrawParallelogram(SunGraphics2D sg, SurfaceData dest,

                                         double x, double y,

                                         double dx1, double dy1,

                                         double dx2, double dy2,

                                         double lw1, double lw2);

    public GraphicsPrimitive makePrimitive(SurfaceType srctype,

                                           CompositeType comptype,

                                           SurfaceType dsttype)

    {

        // REMIND: iterate with a FillRect primitive?

        throw new InternalError("DrawParallelogram not implemented for "+

                                srctype+" with "+comptype);

    }

    public GraphicsPrimitive traceWrap() {

        return new TraceDrawParallelogram(this);

    }

    private static class TraceDrawParallelogram extends DrawParallelogram {

        DrawParallelogram target;

        public TraceDrawParallelogram(DrawParallelogram target) {

            super(target.getSourceType(),

                  target.getCompositeType(),

                  target.getDestType());

            this.target = target;

        }

        public GraphicsPrimitive traceWrap() {

            return this;

        }

        public void DrawParallelogram(SunGraphics2D sg2d, SurfaceData dest,

                                      double x, double y,

                                      double dx1, double dy1,

                                      double dx2, double dy2,

                                      double lw1, double lw2)

        {

            tracePrimitive(target);

            target.DrawParallelogram(sg2d, dest,

                                     x, y, dx1, dy1, dx2, dy2, lw1, lw2);

        }

    }

}