1 // ******************************************************************************
2 //
3 // Title: Force Field X.
4 // Description: Force Field X - Software for Molecular Biophysics.
5 // Copyright: Copyright (c) Michael J. Schnieders 2001-2025.
6 //
7 // This file is part of Force Field X.
8 //
9 // Force Field X is free software; you can redistribute it and/or modify it
10 // under the terms of the GNU General Public License version 3 as published by
11 // the Free Software Foundation.
12 //
13 // Force Field X is distributed in the hope that it will be useful, but WITHOUT
14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16 // details.
17 //
18 // You should have received a copy of the GNU General Public License along with
19 // Force Field X; if not, write to the Free Software Foundation, Inc., 59 Temple
20 // Place, Suite 330, Boston, MA 02111-1307 USA
21 //
22 // Linking this library statically or dynamically with other modules is making a
23 // combined work based on this library. Thus, the terms and conditions of the
24 // GNU General Public License cover the whole combination.
25 //
26 // As a special exception, the copyright holders of this library give you
27 // permission to link this library with independent modules to produce an
28 // executable, regardless of the license terms of these independent modules, and
29 // to copy and distribute the resulting executable under terms of your choice,
30 // provided that you also meet, for each linked independent module, the terms
31 // and conditions of the license of that module. An independent module is a
32 // module which is not derived from or based on this library. If you modify this
33 // library, you may extend this exception to your version of the library, but
34 // you are not obligated to do so. If you do not wish to do so, delete this
35 // exception statement from your version.
36 //
37 // ******************************************************************************
38 package ffx.ui;
39
40 import ffx.potential.bonded.MSNode;
41
42 import javax.swing.tree.TreeNode;
43 import java.util.ArrayList;
44 import java.util.Enumeration;
45
46 /**
47 * The Selection class will be used to make recursive multiscale selections, however its
48 * implementation is not yet complete.
49 *
50 * @author Michael J. Schnieders
51 */
52 public class Selection {
53
54 MSNode m;
55 private Class<? extends Object> scale;
56 private String criteria;
57 private ArrayList<MSNode> selected;
58
59 private Selection(MSNode m, Class<? extends Object> scale, String criteria) {
60 this.scale = scale;
61 this.criteria = criteria;
62 this.m = m;
63 selected = new ArrayList<>();
64 }
65
66 private Selection(MSNode m, String scale, String criteria) {
67 try {
68 this.scale = Class.forName(scale);
69 } catch (Exception e) {
70 this.scale = null;
71 }
72 this.criteria = criteria;
73 this.m = m;
74 selected = new ArrayList<>();
75 }
76
77 /**
78 * select
79 *
80 * @param m a {@link ffx.potential.bonded.MSNode} object.
81 * @param scale a {@link java.lang.Class} object.
82 * @param criteria a {@link java.lang.String} object.
83 * @return a {@link ffx.ui.Selection} object.
84 */
85 public static Selection select(MSNode m, Class<? extends Object> scale, String criteria) {
86 Selection s = new Selection(m, scale, criteria);
87 s.evaluate();
88 return s;
89 }
90
91 /**
92 * select
93 *
94 * @param m a {@link ffx.potential.bonded.MSNode} object.
95 * @param scale a {@link java.lang.String} object.
96 * @param criteria a {@link java.lang.String} object.
97 * @return a {@link ffx.ui.Selection} object.
98 */
99 public static Selection select(MSNode m, String scale, String criteria) {
100 Selection s = new Selection(m, scale, criteria);
101 s.evaluate();
102 return s;
103 }
104
105 /**
106 * and
107 *
108 * @param scale a {@link java.lang.Class} object.
109 * @param criteria a {@link java.lang.String} object.
110 * @return a {@link ffx.ui.Selection} object.
111 */
112 public Selection and(Class<? extends Object> scale, String criteria) {
113 this.scale = scale;
114 this.criteria = criteria;
115 evaluate();
116 return this;
117 }
118
119 /**
120 * or
121 *
122 * @param scale a {@link java.lang.Class} object.
123 * @param criteria a {@link java.lang.String} object.
124 * @return a {@link ffx.ui.Selection} object.
125 */
126 public Selection or(Class<? extends Object> scale, String criteria) {
127 this.scale = scale;
128 this.criteria = criteria;
129 evaluate();
130 return this;
131 }
132
133 private void evaluate() {
134 Enumeration<TreeNode> e = m.depthFirstEnumeration();
135 while (e.hasMoreElements()) {
136 MSNode n = (MSNode) e.nextElement();
137 if (scale.isInstance(n)) {
138 selected.add(n);
139 }
140 }
141 }
142 }