1 /*

     2  * Copyright (c) 2002, 2014, 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.awt.windows;

    28 

    29 import java.awt.Image;

    30 import java.awt.Component;

    31 

    32 /**

    33  * This sun-private class exists solely to get a handle to

    34  * the back buffer associated with a Component.  If that

    35  * Component has a BufferStrategy with >1 buffer, then the

    36  * Image subclass associated with that buffer will be returned.

    37  * Note: the class is used by the JAWT3d.

    38  */

    39 public final class WBufferStrategy {

    40 

    41     private static native void initIDs(Class <?> componentClass);

    42 

    43     static {

    44         initIDs(Component.class);

    45     }

    46 

    47     public static native Image getDrawBuffer(Component comp);

    48 

    49 }