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comparison src/IDMContainer.java @ 161:fb33d3796942

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Rename source directory.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 21 Jun 2016 12:53:53 +0300
parents game/IDMContainer.java@d6d92845d6a2
children
comparison
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160:d5fbad999841 161:fb33d3796942
1 /*
2 * Ristipolku IDM widget container
3 * (C) Copyright 2011 Matti 'ccr' Hämäläinen <ccr@tnsp.org>
4 */
5 package game;
6
7 import java.awt.*;
8 import java.awt.event.*;
9 import java.util.*;
10
11
12
13 public class IDMContainer extends IDMWidget
14 {
15 private ArrayList<IDMWidget> children, queue;
16 private IDMWidget modal;
17 private int iterated;
18 private boolean modified;
19
20 public IDMContainer()
21 {
22 children = new ArrayList<IDMWidget>();
23 iterated = 0;
24 modified = false;
25 }
26
27 synchronized public void add(IDMWidget widget)
28 {
29 widget.setParent(this);
30 if (iterated > 0)
31 {
32 queue.add(0, widget);
33 modified = true;
34 }
35 else
36 children.add(widget);
37 }
38
39 synchronized public void remove(IDMWidget widget)
40 {
41 widget.setParent(null);
42 if (iterated > 0)
43 {
44 queue.remove(widget);
45 modified = true;
46 }
47 else
48 children.remove(widget);
49 }
50
51 synchronized private void beginIteration()
52 {
53 modified = false;
54 if (iterated == 0)
55 {
56 queue = new ArrayList<IDMWidget>();
57 for (IDMWidget widget : children)
58 queue.add(widget);
59 }
60 iterated++;
61 }
62
63 synchronized private void endIteration()
64 {
65 if (modified && iterated == 1)
66 {
67 children = queue;
68 queue = null;
69 }
70 iterated--;
71 }
72
73 synchronized public void paint(Graphics2D g)
74 {
75 // Paint in reverse order
76 ListIterator<IDMWidget> iter = children.listIterator(children.size());
77
78 while (iter.hasPrevious())
79 {
80 final IDMWidget widget = iter.previous();
81 widget.paint(g);
82 }
83 }
84
85 synchronized public boolean mousePressed(MouseEvent e)
86 {
87 try {
88 beginIteration();
89 for (IDMWidget widget : children)
90 {
91 if (widget.contains(e.getPoint()))
92 {
93 if (widget.mousePressed(e))
94 return true;
95 }
96 }
97 }
98 finally { endIteration(); }
99 return false;
100 }
101
102 synchronized public boolean mouseReleased(MouseEvent e)
103 {
104 try {
105 beginIteration();
106 for (IDMWidget widget : children)
107 {
108 if (widget.mouseReleased(e))
109 return true;
110 }
111 }
112 finally { endIteration(); }
113 return false;
114 }
115
116 synchronized public boolean mouseExited(MouseEvent e)
117 {
118 try {
119 beginIteration();
120 for (IDMWidget widget : children)
121 {
122 if (widget.mouseExited(e))
123 return true;
124 }
125 }
126 finally { endIteration(); }
127 return false;
128 }
129
130 synchronized public boolean mouseEntered(MouseEvent e)
131 {
132 try {
133 beginIteration();
134 for (IDMWidget widget : children)
135 {
136 if (widget.contains(e.getPoint()))
137 {
138 if (widget.mouseEntered(e))
139 return true;
140 }
141 }
142 }
143 finally { endIteration(); }
144 return false;
145 }
146
147 synchronized public boolean keyPressed(KeyEvent e)
148 {
149 try {
150 beginIteration();
151 for (IDMWidget widget : children)
152 {
153 if (widget.keyPressed(e))
154 return true;
155 }
156 }
157 finally { endIteration(); }
158 return false;
159 }
160
161 synchronized public void setScale(IDMPoint scale)
162 {
163 beginIteration();
164 for (IDMWidget widget : children)
165 {
166 widget.setScale(scale);
167 }
168 endIteration();
169 }
170
171 synchronized public boolean hasObject(Class c)
172 {
173 for (IDMWidget widget : children)
174 {
175 if (widget.getClass() == c)
176 return true;
177 }
178 return false;
179 }
180
181 synchronized public boolean containsObject(Object o)
182 {
183 for (IDMWidget widget : children)
184 {
185 if (widget == o)
186 return true;
187 }
188 return false;
189 }
190 }