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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package sun.java2d;

import java.awt.GraphicsConfiguration;
import sun.awt.image.BufImgVolatileSurfaceManager;
import sun.awt.image.SunVolatileImage;
import sun.awt.image.VolatileSurfaceManager;
import sun.java2d.d3d.D3DGraphicsConfig;
import sun.java2d.d3d.D3DVolatileSurfaceManager;
import sun.java2d.opengl.WGLGraphicsConfig;
import sun.java2d.opengl.WGLVolatileSurfaceManager;

The SurfaceManagerFactory that creates VolatileSurfaceManager
implementations for the Windows volatile images.
/**
 * The SurfaceManagerFactory that creates VolatileSurfaceManager
 * implementations for the Windows volatile images.
 */
public class WindowsSurfaceManagerFactory extends SurfaceManagerFactory {

    
Creates a new instance of a VolatileSurfaceManager given any
arbitrary SunVolatileImage.  An optional context Object can be supplied
as a way for the caller to pass pipeline-specific context data to
the VolatileSurfaceManager (such as a backbuffer handle, for example).
For Windows platforms, this method returns a Windows-specific
VolatileSurfaceManager.
/**
     * Creates a new instance of a VolatileSurfaceManager given any
     * arbitrary SunVolatileImage.  An optional context Object can be supplied
     * as a way for the caller to pass pipeline-specific context data to
     * the VolatileSurfaceManager (such as a backbuffer handle, for example).
     *
     * For Windows platforms, this method returns a Windows-specific
     * VolatileSurfaceManager.
     */
    public VolatileSurfaceManager createVolatileManager(SunVolatileImage vImg,
                                                        Object context)
    {
        GraphicsConfiguration gc = vImg.getGraphicsConfig();
        if (gc instanceof D3DGraphicsConfig) {
            return new D3DVolatileSurfaceManager(vImg, context);
        } else if (gc instanceof WGLGraphicsConfig) {
            return new WGLVolatileSurfaceManager(vImg, context);
        } else {
            return new BufImgVolatileSurfaceManager(vImg, context);
        }
    }

}