source: branches/2521_ProblemRefactoring/HeuristicLab.Problems.Programmable/3.3/MultiObjectiveProgrammableProblem.cs @ 16811

Last change on this file since 16811 was 16811, checked in by abeham, 8 months ago

#2521: Removed usage of default constructor

File size: 5.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.Drawing;
23using HEAL.Attic;
24using HeuristicLab.Common;
25using HeuristicLab.Common.Resources;
26using HeuristicLab.Core;
27using HeuristicLab.Data;
28using HeuristicLab.Optimization;
29using HeuristicLab.Parameters;
30using HeuristicLab.Scripting;
31
32namespace HeuristicLab.Problems.Programmable {
33  [Item("Programmable Problem (multi-objective)", "Represents a multi-objective problem that can be programmed with a script.")]
34  [Creatable(CreatableAttribute.Categories.Problems, Priority = 120)]
35  [StorableType("1AA24077-4E1E-4FAE-8EC8-B6008DFD30B9")]
36  public class MultiObjectiveProgrammableProblem<TEncoding, TEncodedSolution> : MultiObjectiveProblem<TEncoding, TEncodedSolution>, IProgrammableItem, IProgrammableProblem
37    where TEncoding : class, IEncoding<TEncodedSolution>
38    where TEncodedSolution : class, IEncodedSolution {
39    protected static readonly string ENCODING_NAMESPACE = "ENCODING_NAMESPACE";
40    protected static readonly string ENCODING_CLASS = "ENCODING_CLASS";
41    protected static readonly string SOLUTION_CLASS = "SOLUTION_CLASS";
42
43    public static new Image StaticItemImage {
44      get { return VSImageLibrary.Script; }
45    }
46
47    private FixedValueParameter<MultiObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution>> MultiObjectiveProblemScriptParameter {
48      get { return (FixedValueParameter<MultiObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution>>)Parameters["ProblemScript"]; }
49    }
50
51    Script IProgrammableProblem.ProblemScript {
52      get { return ProblemScript; }
53    }
54    public MultiObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution> ProblemScript {
55      get { return MultiObjectiveProblemScriptParameter.Value; }
56    }
57
58    public IMultiObjectiveProblemDefinition<TEncoding, TEncodedSolution> ProblemDefinition {
59      get { return MultiObjectiveProblemScriptParameter.Value; }
60    }
61
62    [StorableConstructor]
63    protected MultiObjectiveProgrammableProblem(StorableConstructorFlag _) : base(_) { }
64    protected MultiObjectiveProgrammableProblem(MultiObjectiveProgrammableProblem<TEncoding, TEncodedSolution> original, Cloner cloner)
65      : base(original, cloner) {
66      RegisterEvents();
67    }
68
69    public override IDeepCloneable Clone(Cloner cloner) {
70      return new MultiObjectiveProgrammableProblem<TEncoding, TEncodedSolution>(this, cloner);
71    }
72
73    public MultiObjectiveProgrammableProblem(TEncoding encoding)
74      : base(encoding) {
75      Parameters.Add(new FixedValueParameter<MultiObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution>>("ProblemScript", "Defines the problem.",
76        new MultiObjectiveProblemDefinitionScript<TEncoding, TEncodedSolution>() { Name = Name }));
77      ProblemScript.Encoding = (TEncoding)encoding.Clone();
78
79      var codeTemplate = ScriptTemplates.MultiObjectiveProblem_Template;
80      codeTemplate = codeTemplate.Replace(ENCODING_NAMESPACE, typeof(TEncoding).Namespace);
81      codeTemplate = codeTemplate.Replace(ENCODING_CLASS, typeof(TEncoding).Name);
82      codeTemplate = codeTemplate.Replace(SOLUTION_CLASS, typeof(TEncodedSolution).Name);
83      ProblemScript.Code = codeTemplate;
84
85      RegisterEvents();
86    }
87
88    [StorableHook(HookType.AfterDeserialization)]
89    private void AfterDeserialization() {
90      RegisterEvents();
91    }
92
93    private void RegisterEvents() {
94      ProblemScript.ProblemDefinitionChanged += (o, e) => OnProblemDefinitionChanged();
95      ProblemScript.NameChanged += (o, e) => OnProblemScriptNameChanged();
96    }
97
98    private void OnProblemDefinitionChanged() {
99      Parameters.Remove("Maximization");
100      Parameters.Add(new ValueParameter<BoolArray>("Maximization", "Set to false if the problem should be minimized.", (BoolArray)new BoolArray(Maximization).AsReadOnly()) { Hidden = true });
101      Encoding = (TEncoding)ProblemScript.Encoding.Clone();
102
103      OnOperatorsChanged();
104      OnReset();
105    }
106    protected override void OnNameChanged() {
107      base.OnNameChanged();
108      ProblemScript.Name = Name;
109    }
110    private void OnProblemScriptNameChanged() {
111      Name = ProblemScript.Name;
112    }
113
114    public override bool[] Maximization {
115      get { return Parameters.ContainsKey("ProblemScript") ? ProblemDefinition.Maximization : new[] { false }; }
116    }
117
118    public override double[] Evaluate(TEncodedSolution individual, IRandom random) {
119      return ProblemDefinition.Evaluate(individual, random);
120    }
121
122    public override void Analyze(TEncodedSolution[] individuals, double[][] qualities, ResultCollection results, IRandom random) {
123      ProblemDefinition.Analyze(individuals, qualities, results, random);
124    }
125  }
126}
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