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comparison dwtx/draw2d/SubordinateUpdateManager.d @ 98:95307ad235d9

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Added Draw2d code, still work in progress
author Frank Benoit <benoit@tionex.de>
date Sun, 03 Aug 2008 00:52:14 +0200
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96:b492ba44e44d 98:95307ad235d9
1 /*******************************************************************************
2 * Copyright (c) 2000, 2005 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtx.draw2d.SubordinateUpdateManager;
14
15 import dwt.dwthelper.utils;
16
17 import dwtx.draw2d.geometry.Rectangle;
18 import dwtx.draw2d.UpdateManager;
19 import dwtx.draw2d.IFigure;
20 import dwtx.draw2d.GraphicsSource;
21
22 /**
23 * @deprecated this class is not used
24 */
25 public abstract class SubordinateUpdateManager
26 : UpdateManager
27 {
28
29 /**
30 * A root figure.
31 */
32 protected IFigure root;
33
34 /**
35 * A graphics source
36 */
37 protected GraphicsSource graphicsSource;
38
39 /**
40 * @see UpdateManager#addDirtyRegion(IFigure, int, int, int, int)
41 */
42 public void addDirtyRegion(IFigure f, int x, int y, int w, int h) {
43 if (getSuperior() is null)
44 return;
45 getSuperior().addDirtyRegion(f, x, y, w, h);
46 }
47
48 /**
49 * @see UpdateManager#addInvalidFigure(IFigure)
50 */
51 public void addInvalidFigure(IFigure f) {
52 UpdateManager um = getSuperior();
53 if (um is null)
54 return;
55 um.addInvalidFigure(f);
56 }
57
58 /**
59 * Returns the host figure.
60 * @return the host figure
61 */
62 protected abstract IFigure getHost();
63
64 /**
65 * Returns the superior update manager.
66 * @return the superior
67 */
68 protected UpdateManager getSuperior() {
69 if (getHost().getParent() is null)
70 return null;
71 return getHost().getParent().getUpdateManager();
72 }
73
74 /**
75 * @see UpdateManager#performUpdate()
76 */
77 public void performUpdate() {
78 UpdateManager um = getSuperior();
79 if (um is null)
80 return;
81 um.performUpdate();
82 }
83
84 /**
85 * @see UpdateManager#performUpdate(Rectangle)
86 */
87 public void performUpdate(Rectangle rect) {
88 UpdateManager um = getSuperior();
89 if (um is null)
90 return;
91 um.performUpdate(rect);
92 }
93
94 /**
95 * @see UpdateManager#setRoot(IFigure)
96 */
97 public void setRoot(IFigure f) {
98 root = f;
99 }
100
101 /**
102 * @see UpdateManager#setGraphicsSource(GraphicsSource)
103 */
104 public void setGraphicsSource(GraphicsSource gs) {
105 graphicsSource = gs;
106 }
107 }