Mercurial > projects > dwt-addons
annotate dwtx/draw2d/FreeformHelper.d @ 200:eb3414669eb0 default tip
fix for dmd 1.041 and tango 0.99.8
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Sat, 28 Mar 2009 03:09:57 +0100 |
parents | 95307ad235d9 |
children |
rev | line source |
---|---|
98
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1 /******************************************************************************* |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2 * Copyright (c) 2000, 2005 IBM Corporation and others. |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
3 * All rights reserved. This program and the accompanying materials |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
4 * are made available under the terms of the Eclipse Public License v1.0 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
5 * which accompanies this distribution, and is available at |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
6 * http://www.eclipse.org/legal/epl-v10.html |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
7 * |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
8 * Contributors: |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
9 * IBM Corporation - initial API and implementation |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
10 * Port to the D programming language: |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
11 * Frank Benoit <benoit@tionex.de> |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
12 *******************************************************************************/ |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
13 module dwtx.draw2d.FreeformHelper; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
14 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
15 import dwt.dwthelper.utils; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
16 import dwtx.dwtxhelper.Collection; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
17 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
18 import dwtx.draw2d.geometry.Insets; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
19 import dwtx.draw2d.geometry.Rectangle; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
20 import dwtx.draw2d.FreeformListener; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
21 import dwtx.draw2d.FreeformFigure; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
22 import dwtx.draw2d.IFigure; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
23 import dwtx.draw2d.FigureListener; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
24 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
25 class FreeformHelper |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
26 : FreeformListener |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
27 { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
28 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
29 class ChildTracker : FigureListener { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
30 public void figureMoved(IFigure source) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
31 invalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
32 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
33 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
34 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
35 private FreeformFigure host; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
36 private Rectangle freeformExtent; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
37 private FigureListener figureListener; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
38 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
39 private void instanceInit(){ |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
40 figureListener = new ChildTracker(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
41 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
42 this(FreeformFigure host) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
43 instanceInit(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
44 this.host = host; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
45 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
46 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
47 public Rectangle getFreeformExtent() { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
48 if (freeformExtent !is null) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
49 return freeformExtent; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
50 Rectangle r; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
51 List children = host.getChildren(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
52 for (int i = 0; i < children.size(); i++) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
53 IFigure child = cast(IFigure)children.get(i); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
54 if (null !is cast(FreeformFigure) child ) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
55 r = (cast(FreeformFigure) child).getFreeformExtent(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
56 else |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
57 r = child.getBounds(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
58 if (freeformExtent is null) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
59 freeformExtent = r.getCopy(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
60 else |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
61 freeformExtent.union_(r); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
62 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
63 Insets insets = host.getInsets(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
64 if (freeformExtent is null) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
65 freeformExtent = new Rectangle(0, 0, insets.getWidth(), insets.getHeight()); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
66 else { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
67 host.translateToParent(freeformExtent); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
68 freeformExtent.expand(insets); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
69 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
70 // System.out.println("New extent calculated for " + host + " = " + freeformExtent); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
71 return freeformExtent; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
72 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
73 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
74 public void hookChild(IFigure child) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
75 invalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
76 if (null !is cast(FreeformFigure)child ) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
77 (cast(FreeformFigure)child).addFreeformListener(this); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
78 else |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
79 child.addFigureListener(figureListener); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
80 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
81 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
82 void invalidate() { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
83 freeformExtent = null; |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
84 host.fireExtentChanged(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
85 if (host.getParent() !is null) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
86 host.getParent().revalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
87 else |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
88 host.revalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
89 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
90 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
91 public void notifyFreeformExtentChanged() { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
92 //A childs freeform extent has changed, therefore this extent must be recalculated |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
93 invalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
94 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
95 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
96 public void setFreeformBounds(Rectangle bounds) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
97 host.setBounds(bounds); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
98 bounds = bounds.getCopy(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
99 host.translateFromParent(bounds); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
100 List children = host.getChildren(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
101 for (int i = 0; i < children.size(); i++) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
102 IFigure child = cast(IFigure)children.get(i); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
103 if (null !is cast(FreeformFigure)child ) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
104 (cast(FreeformFigure) child).setFreeformBounds(bounds); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
105 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
106 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
107 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
108 public void unhookChild(IFigure child) { |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
109 invalidate(); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
110 if (null !is cast(FreeformFigure)child ) |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
111 (cast(FreeformFigure)child).removeFreeformListener(this); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
112 else |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
113 child.removeFigureListener(figureListener); |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
114 } |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
115 |
95307ad235d9
Added Draw2d code, still work in progress
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
116 } |