01: /*
02: * $RCSfile: NoopDrawingSurfaceObject.java,v $
03: *
04: * Copyright 2006-2008 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
06: *
07: * This code is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU General Public License version 2 only, as
09: * published by the Free Software Foundation. Sun designates this
10: * particular file as subject to the "Classpath" exception as provided
11: * by Sun in the LICENSE file that accompanied this code.
12: *
13: * This code is distributed in the hope that it will be useful, but WITHOUT
14: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: * version 2 for more details (a copy is included in the LICENSE file that
17: * accompanied this code).
18: *
19: * You should have received a copy of the GNU General Public License version
20: * 2 along with this work; if not, write to the Free Software Foundation,
21: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
22: *
23: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
24: * CA 95054 USA or visit www.sun.com if you need additional information or
25: * have any questions.
26: *
27: * $Revision: 1.5 $
28: * $Date: 2008/02/28 20:17:27 $
29: * $State: Exp $
30: */
31:
32: package javax.media.j3d;
33:
34: /**
35: * The DrawingSurfaceObject class is used to manage native drawing surface
36: */
37: class NoopDrawingSurfaceObject extends DrawingSurfaceObject {
38:
39: NoopDrawingSurfaceObject(Canvas3D cv) {
40: super (cv);
41:
42: System.err.println("NoopDrawingSurfaceObject constructed");
43: }
44:
45: synchronized boolean renderLock() {
46: // System.err.println("NoopDrawingSurfaceObject.renderLock()");
47: gotDsiLock = true;
48: return true;
49: }
50:
51: synchronized void unLock() {
52: // System.err.println("NoopDrawingSurfaceObject.unLock()");
53: gotDsiLock = false;
54: }
55:
56: synchronized void getDrawingSurfaceObjectInfo() {
57: if (canvas.drawable == null) {
58: System.err
59: .println("NoopDrawingSurfaceObject.getDrawingSurfaceObjectInfo: window = "
60: + canvas.drawable);
61:
62: canvas.drawable = new NoopDrawable();
63: }
64: }
65:
66: synchronized void invalidate() {
67: System.err.println("NoopDrawingSurfaceObject.invalidate()");
68: }
69:
70: /**
71: * Dummy drawable for noop pipeline
72: */
73: static class NoopDrawable implements Drawable {
74: }
75:
76: }
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