1 /*
   2  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 
  27 package sun.java2d;
  28 
  29 import java.awt.GraphicsConfiguration;
  30 
  31 import sun.awt.image.SunVolatileImage;
  32 import sun.awt.image.VolatileSurfaceManager;
  33 import sun.java2d.opengl.GLXGraphicsConfig;
  34 import sun.java2d.opengl.GLXVolatileSurfaceManager;
  35 import sun.java2d.x11.X11VolatileSurfaceManager;
  36 import sun.java2d.xr.*;
  37 
  38 /**
  39  * The SurfaceManagerFactory that creates VolatileSurfaceManager
  40  * implementations for the Unix volatile images.
  41  */
  42 public class UnixSurfaceManagerFactory extends SurfaceManagerFactory {
  43 
  44     /**
  45      * Creates a new instance of a VolatileSurfaceManager given any
  46      * arbitrary SunVolatileImage.  An optional context Object can be supplied
  47      * as a way for the caller to pass pipeline-specific context data to
  48      * the VolatileSurfaceManager (such as a backbuffer handle, for example).
  49      *
  50      * For Unix platforms, this method returns either an X11- or a GLX-
  51      * specific VolatileSurfaceManager based on the GraphicsConfiguration
  52      * under which the SunVolatileImage was created.
  53      */
  54     public VolatileSurfaceManager createVolatileManager(SunVolatileImage vImg,
  55                                                         Object context)
  56     {
  57         GraphicsConfiguration gc = vImg.getGraphicsConfig();
  58 
  59         if (gc instanceof GLXGraphicsConfig) {
  60             return new GLXVolatileSurfaceManager(vImg, context);
  61         } else if(gc instanceof XRGraphicsConfig) {
  62             return new XRVolatileSurfaceManager(vImg, context);
  63         }else {
  64             return new X11VolatileSurfaceManager(vImg, context);
  65         }
  66     }
  67 
  68 }