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Java > Open Source Codes > org > nightlabs > editor2d > iofilter > xstream > ImageDrawComponentConverter


1 /* *****************************************************************************
2  * NightLabs Editor2D - Graphical editor framework *
3  * Copyright (C) 2004-2005 NightLabs - http://NightLabs.org *
4  * *
5  * This library is free software; you can redistribute it and/or *
6  * modify it under the terms of the GNU Lesser General Public *
7  * License as published by the Free Software Foundation; either *
8  * version 2.1 of the License, or (at your option) any later version. *
9  * *
10  * This library is distributed in the hope that it will be useful, *
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
13  * Lesser General Public License for more details. *
14  * *
15  * You should have received a copy of the GNU Lesser General Public *
16  * License along with this library; if not, write to the *
17  * Free Software Foundation, Inc., *
18  * 51 Franklin St, Fifth Floor, *
19  * Boston, MA 02110-1301 USA *
20  * *
21  * Or get it online : *
22  * http://www.gnu.org/copyleft/lesser.html *
23  * *
24  * *
25  ******************************************************************************/
26
27 package org.nightlabs.editor2d.iofilter.xstream;
28
29 import org.nightlabs.editor2d.DrawComponent;
30 import org.nightlabs.editor2d.ImageDrawComponent;
31 import org.nightlabs.editor2d.impl.ImageDrawComponentImpl;
32 import com.thoughtworks.xstream.converters.MarshallingContext;
33 import com.thoughtworks.xstream.converters.UnmarshallingContext;
34 import com.thoughtworks.xstream.io.HierarchicalStreamReader;
35 import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
36
37 public class ImageDrawComponentConverter
38 extends DrawComponentConverter
39 {
40     public ImageDrawComponentConverter() {
41         super();
42     }
43
44     public static final String JavaDoc IMAGE_SHAPE = "ImageShape";
45     
46     protected DrawComponent readSpecific(DrawComponent dc, HierarchicalStreamReader reader,
47             UnmarshallingContext context)
48     {
49         ImageDrawComponent image = (ImageDrawComponent) dc;
50         image.setImageShape(factory.createGeneralShapeFromString(reader.getAttribute(IMAGE_SHAPE)));
51         return image;
52     }
53
54     protected void writeSpecific(DrawComponent dc,
55             HierarchicalStreamWriter writer, MarshallingContext context)
56     {
57         ImageDrawComponent image = (ImageDrawComponent) dc;
58         writer.addAttribute(IMAGE_SHAPE, factory.convertGeneralShapeToString(image.getImageShape()));
59     }
60
61     public boolean canConvert(Class JavaDoc type)
62     {
63         if (type.equals(ImageDrawComponentImpl.class)) {
64             return true;
65         }
66         return false;
67     }
68
69     protected String JavaDoc getNodeName() {
70         return "ImageDrawComponent";
71     }
72     
73     public Class JavaDoc getImpl() {
74         return ImageDrawComponentImpl.class;
75     }
76     
77 }
78
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