source: branches/2994-AutoDiffForIntervals/HeuristicLab.Data/3.3/DoubleValue.cs @ 17209

Last change on this file since 17209 was 17209, checked in by gkronber, 2 months ago

#2994: merged r17132:17198 from trunk to branch

File size: 3.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 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 System;
23using System.Drawing;
24using System.Text;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27using HEAL.Attic;
28
29namespace HeuristicLab.Data {
30  [Item("DoubleValue", "Represents a double value.")]
31  [StorableType("E9F7C52B-4D05-4C3A-BA2A-FC4C55B4388A")]
32  public class DoubleValue : ValueTypeValue<double>, IComparable, IStringConvertibleValue {
33    public static new Image StaticItemImage {
34      get { return HeuristicLab.Common.Resources.VSImageLibrary.Field; }
35    }
36
37    [StorableConstructor]
38    protected DoubleValue(StorableConstructorFlag _) : base(_) { }
39    protected DoubleValue(DoubleValue original, Cloner cloner)
40      : base(original, cloner) {
41    }
42    public DoubleValue() : base() { }
43    public DoubleValue(double value) : base(value) { }
44
45    public override IDeepCloneable Clone(Cloner cloner) {
46      return new DoubleValue(this, cloner);
47    }
48
49    public override string ToString() {
50      return Value.ToString("r");  // round-trip format
51    }
52
53    public virtual int CompareTo(object obj) {
54      DoubleValue other = obj as DoubleValue;
55      if (other != null)
56        return Value.CompareTo(other.Value);
57      else
58        return Value.CompareTo(obj);
59    }
60
61    protected virtual bool Validate(string value, out string errorMessage) {
62      double val;
63      bool valid = double.TryParse(value, out val);
64      errorMessage = string.Empty;
65      if (!valid) {
66        StringBuilder sb = new StringBuilder();
67        sb.Append("Invalid Value (Valid Value Format: \"");
68        sb.Append(FormatPatterns.GetDoubleFormatPattern());
69        sb.Append("\")");
70        errorMessage = sb.ToString();
71      }
72      return valid;
73    }
74    protected virtual string GetValue() {
75      return Value.ToString("r");  // round-trip format
76    }
77    protected virtual bool SetValue(string value) {
78      double val;
79      if (double.TryParse(value, out val)) {
80        Value = val;
81        return true;
82      } else {
83        return false;
84      }
85    }
86
87    #region IStringConvertibleValue Members
88    bool IStringConvertibleValue.Validate(string value, out string errorMessage) {
89      return Validate(value, out errorMessage);
90    }
91    string IStringConvertibleValue.GetValue() {
92      return GetValue();
93    }
94    bool IStringConvertibleValue.SetValue(string value) {
95      return SetValue(value);
96    }
97    #endregion
98  }
99}
Note: See TracBrowser for help on using the repository browser.