/*

 * Copyright (c) 1997, 2002, 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 Charlton Innovations, Inc.

 */

package sun.java2d.loops;

import sun.java2d.loops.GraphicsPrimitive;

import java.awt.Color;

import java.awt.image.ColorModel;

import java.awt.image.Raster;

import sun.java2d.SunGraphics2D;

import sun.java2d.SurfaceData;

/**

 *   DrawLine

 *   1) draw solid color single width line onto destination surface

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

 *      from within the surface description data for clip rect

 */

public class DrawLine extends GraphicsPrimitive

{

    public final static String methodSignature = "DrawLine(...)".toString();

    public final static int primTypeID = makePrimTypeID();

    public static DrawLine locate(SurfaceType srctype,

                                  CompositeType comptype,

                                  SurfaceType dsttype)

    {

        return (DrawLine) GraphicsPrimitiveMgr.locate(primTypeID,

                                                      srctype, comptype, dsttype);

    }

    protected DrawLine(SurfaceType srctype,

                       CompositeType comptype,

                       SurfaceType dsttype)

    {

        super(methodSignature, primTypeID, srctype, comptype, dsttype);

    }

    public DrawLine(long pNativePrim,

                    SurfaceType srctype,

                    CompositeType comptype,

                    SurfaceType dsttype)

    {

        super(pNativePrim, methodSignature, primTypeID, srctype, comptype, dsttype);

    }

    /**

     *   All DrawLine implementors must have this invoker method

     */

    public native void DrawLine(SunGraphics2D sg2d, SurfaceData dest,

                                int x1, int y1, int x2, int y2);

    public GraphicsPrimitive makePrimitive(SurfaceType srctype,

                                           CompositeType comptype,

                                           SurfaceType dsttype)

    {

        // REMIND: use FillSpans or converter object?

        throw new InternalError("DrawLine not implemented for "+

                                srctype+" with "+comptype);

    }

    public GraphicsPrimitive traceWrap() {

        return new TraceDrawLine(this);

    }

    private static class TraceDrawLine extends DrawLine {

        DrawLine target;

        public TraceDrawLine(DrawLine target) {

            super(target.getSourceType(),

                  target.getCompositeType(),

                  target.getDestType());

            this.target = target;

        }

        public GraphicsPrimitive traceWrap() {

            return this;

        }

        public void DrawLine(SunGraphics2D sg2d, SurfaceData dest,

                             int x1, int y1, int x2, int y2)

        {

            tracePrimitive(target);

            target.DrawLine(sg2d, dest, x1, y1, x2, y2);

        }

    }

}