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Java > Open Source Codes > org > lucane > applications > whiteboard > graph > shapes > Ellipse


1 /*
2  * Lucane - a collaborative platform
3  * Copyright (C) 2004 Vincent Fiack <vfiack@mail15.com>
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 Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  */

19 package org.lucane.applications.whiteboard.graph.shapes;
20
21 import java.awt.Graphics JavaDoc;
22 import java.awt.Point JavaDoc;
23 import java.awt.Rectangle JavaDoc;
24 import java.util.Date JavaDoc;
25 import java.util.Hashtable JavaDoc;
26 import java.util.Map JavaDoc;
27
28 import org.jgraph.graph.AttributeMap;
29 import org.jgraph.graph.DefaultPort;
30 import org.jgraph.graph.GraphConstants;
31 import org.lucane.applications.whiteboard.graph.MyGraph;
32 import org.lucane.applications.whiteboard.graph.cells.EllipseCell;
33
34 class Ellipse implements Shape
35 {
36     public void paint(Graphics JavaDoc g, Point JavaDoc start, Point JavaDoc end)
37     {
38         Rectangle bounds = ShapeUtils.getBounds(start, end);
39         g.drawOval(bounds.x, bounds.y, bounds.width, bounds.height);
40     }
41     
42     public void addToGraph(MyGraph graph, Point JavaDoc start, Point JavaDoc end)
43     {
44         EllipseCell cell = new EllipseCell("");
45         AttributeMap attrs = new AttributeMap();
46         attrs.put("timestamp", new Date JavaDoc());
47         
48         GraphConstants.setBounds(attrs, ShapeUtils.getBounds(start, end));
49         GraphConstants.setLineWidth(attrs, graph.getLineWidth());
50         GraphConstants.setBorderColor(attrs, graph.getCellBorder());
51         if(graph.getCellBackground()!=null)
52         {
53             GraphConstants.setBackground(attrs, graph.getCellBackground());
54             GraphConstants.setOpaque(attrs, true);
55         }
56         
57
58         DefaultPort hp = new DefaultPort();
59         cell.add(hp);
60
61         Object JavaDoc[] cells = new Object JavaDoc[] { cell };
62
63         Map JavaDoc attributes = new Hashtable JavaDoc();
64         attributes.put(cell, attrs);
65         graph.getModel().insert(cells, attributes, null, null, null);
66     }
67 }
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