001: /*
002: * $RCSfile: ImageComponent2DURLState.java,v $
003: *
004: * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * - Redistribution of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * - Redistribution in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * Neither the name of Sun Microsystems, Inc. or the names of
019: * contributors may be used to endorse or promote products derived
020: * from this software without specific prior written permission.
021: *
022: * This software is provided "AS IS," without a warranty of any
023: * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
024: * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
025: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
026: * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
027: * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
028: * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
029: * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
030: * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
031: * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
032: * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
033: * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
034: * POSSIBILITY OF SUCH DAMAGES.
035: *
036: * You acknowledge that this software is not designed, licensed or
037: * intended for use in the design, construction, operation or
038: * maintenance of any nuclear facility.
039: *
040: * $Revision: 1.3 $
041: * $Date: 2007/03/02 18:06:18 $
042: * $State: Exp $
043: */
044:
045: package org.jdesktop.j3d.utils.scenegraph.io;
046:
047: import com.sun.j3d.utils.scenegraph.io.retained.Controller;
048: import com.sun.j3d.utils.scenegraph.io.retained.SymbolTableData;
049: import com.sun.j3d.utils.scenegraph.io.state.javax.media.j3d.ImageComponent2DState;
050: import com.sun.j3d.utils.scenegraph.io.state.javax.media.j3d.ImageComponentState;
051: import java.awt.image.BufferedImage;
052: import java.io.DataInput;
053: import java.io.DataOutput;
054: import java.io.IOException;
055: import java.net.URL;
056: import javax.media.j3d.ImageComponent2D;
057: import javax.media.j3d.SceneGraphObject;
058: import org.jdesktop.j3d.utils.scenegraph.*;
059:
060: /**
061: * SceneGraphIO state class for ImageComponent2DURL. Saves the ImageComponent
062: * but does not include the actual image. When the ImageComponent is loaded
063: * the user is responsible for loading the image from the baseURL and imageName.
064: *
065: * @author paulby
066: */
067: public class ImageComponent2DURLState extends ImageComponentState {
068: // Subclass of ImageComponentState instead of ImageComponent2DState so that
069: // the image is not saved
070:
071: private URL baseURL;
072: private String imageName;
073:
074: /** Creates a new instance of ImageComponent2DURLState */
075: public ImageComponent2DURLState(SymbolTableData symbol,
076: Controller control) {
077: super (symbol, control);
078: }
079:
080: public void writeConstructorParams(DataOutput out)
081: throws IOException {
082: super .writeConstructorParams(out);
083: ImageComponent2DURL ic = ((ImageComponent2DURL) node);
084: writeString(ic.getBaseURL().toExternalForm(), out);
085: writeString(ic.getImageName(), out);
086: }
087:
088: public void readConstructorParams(DataInput in) throws IOException {
089:
090: super .readConstructorParams(in);
091: String urlStr = readString(in);
092: if (urlStr != null)
093: baseURL = new URL(urlStr);
094: imageName = readString(in);
095: }
096:
097: protected SceneGraphObject createNode(Class j3dClass) {
098: return super .createNode(j3dClass, new Class[] { Integer.TYPE,
099: Integer.TYPE, Integer.TYPE, Boolean.TYPE, Boolean.TYPE,
100: URL.class, String.class }, new Object[] {
101: new Integer(format), width, height,
102: new Boolean(byReference), new Boolean(yUp), baseURL,
103: imageName });
104: }
105:
106: protected javax.media.j3d.SceneGraphObject createNode() {
107: // Never called, this is not a core state class
108: throw new RuntimeException(
109: "Unsupported code path - we should never get here");
110: }
111:
112: }
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