source: trunk/sources/HeuristicLab.Data/3.3/PercentValue.cs @ 9456

Last change on this file since 9456 was 9456, checked in by swagner, 7 years ago

Updated copyright year and added some missing license headers (#1889)

File size: 2.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
25
26namespace HeuristicLab.Data {
27  [Item("PercentValue", "Represents a double value in percent.")]
28  [StorableClass]
29  public class PercentValue : DoubleValue {
30    [StorableConstructor]
31    protected PercentValue(bool deserializing) : base(deserializing) { }
32    protected PercentValue(PercentValue original, Cloner cloner)
33      : base(original, cloner) {
34    }
35    public PercentValue() : base() { }
36    public PercentValue(double value) : base(value) { }
37
38    public override IDeepCloneable Clone(Cloner cloner) {
39      return new PercentValue(this, cloner);
40    }
41
42    public override string ToString() {
43      return Value.ToString("#0.#################### %");  // percent format
44    }
45
46    protected override bool Validate(string value, out string errorMessage) {
47      value = value.Replace("%", " ");
48      return base.Validate(value, out errorMessage);
49    }
50    protected override string GetValue() {
51      return Value.ToString("#0.#################### %");  // percent format
52    }
53    protected override bool SetValue(string value) {
54      bool percent = value.Contains("%");
55      value = value.Replace("%", " ");
56      double val;
57      if (double.TryParse(value, out val)) {
58        if (percent) {
59          if (!(val).IsAlmost(Value * 100.0))
60            Value = val == 0 ? 0 : val / 100.0;
61        } else {
62          Value = val;
63        }
64        return true;
65      } else {
66        return false;
67      }
68    }
69  }
70}
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