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Java > Open Source Codes > org > nightlabs > editor2d > handle > EditorAbstractHandle


1 /* *****************************************************************************
2  * NightLabs Editor2D - Graphical editor framework *
3  * Copyright (C) 2004-2005 NightLabs - http://NightLabs.org *
4  * Project author: Daniel Mazurek <Daniel.Mazurek [at] nightlabs [dot] org> *
5  * *
6  * This library is free software; you can redistribute it and/or *
7  * modify it under the terms of the GNU Lesser General Public *
8  * License as published by the Free Software Foundation; either *
9  * version 2.1 of the License, or (at your option) any later version. *
10  * *
11  * This library is distributed in the hope that it will be useful, *
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
14  * Lesser General Public License for more details. *
15  * *
16  * You should have received a copy of the GNU Lesser General Public *
17  * License along with this library; if not, write to the *
18  * Free Software Foundation, Inc., *
19  * 51 Franklin St, Fifth Floor, *
20  * Boston, MA 02110-1301 USA *
21  * *
22  * Or get it online : *
23  * http://www.gnu.org/copyleft/lesser.html *
24  * *
25  * *
26  ******************************************************************************/

27
28 package org.nightlabs.editor2d.handle;
29
30 import org.eclipse.draw2d.Locator;
31 import org.eclipse.draw2d.geometry.Dimension;
32 import org.eclipse.draw2d.geometry.Rectangle;
33 import org.eclipse.gef.DragTracker;
34 import org.eclipse.gef.GraphicalEditPart;
35 import org.eclipse.gef.handles.AbstractHandle;
36 import org.eclipse.swt.graphics.Cursor;
37
38
39 public abstract class EditorAbstractHandle
40 extends AbstractHandle
41 {
42   /**
43    * The default size for the RotateCenterHandle.
44    */

45   protected static final int DEFAULT_HANDLE_SIZE = 7;
46
47   {
48     init();
49   }
50   
51   protected void init() {
52     setPreferredSize(new Dimension(DEFAULT_HANDLE_SIZE, DEFAULT_HANDLE_SIZE));
53     setSize(getPreferredSize());
54   }
55   
56   public void setBounds(Rectangle rect) {
57     super.setBounds(new Rectangle(rect.x, rect.y, DEFAULT_HANDLE_SIZE, DEFAULT_HANDLE_SIZE));
58   }
59   
60   /**
61    *
62    */

63   public EditorAbstractHandle()
64   {
65     super();
66     init();
67   }
68   
69   /**
70    * @param owner
71    * @param loc
72    */

73   public EditorAbstractHandle(GraphicalEditPart owner, Locator loc) {
74     super(owner, loc);
75     init();
76   }
77
78   /**
79    * @param owner
80    * @param loc
81    * @param c
82    */

83   public EditorAbstractHandle(GraphicalEditPart owner, Locator loc, Cursor c) {
84     super(owner, loc, c);
85     init();
86   }
87
88   /* (non-Javadoc)
89    * @see org.eclipse.gef.handles.AbstractHandle#createDragTracker()
90    */

91   protected abstract DragTracker createDragTracker();
92
93 }
94
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