[2805] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17246] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2805] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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[2830] | 22 | using System.Collections.Generic;
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[4722] | 23 | using HeuristicLab.Common;
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[2805] | 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Operators;
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| 26 | using HeuristicLab.Parameters;
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[16662] | 27 | using HEAL.Attic;
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[2805] | 28 |
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| 29 | namespace HeuristicLab.Selection {
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| 30 | /// <summary>
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| 31 | /// A base class for selection operators.
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| 32 | /// </summary>
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| 33 | [Item("Selector", "A base class for selection operators.")]
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[16662] | 34 | [StorableType("88363FF9-09A4-4A31-A099-D3C86E84947D")]
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[10291] | 35 | public abstract class Selector : InstrumentedOperator {
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[3034] | 36 | public override bool CanChangeName {
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| 37 | get { return false; }
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| 38 | }
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[2805] | 39 | protected ScopeParameter CurrentScopeParameter {
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| 40 | get { return (ScopeParameter)Parameters["CurrentScope"]; }
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| 41 | }
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| 42 |
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| 43 | public IScope CurrentScope {
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| 44 | get { return CurrentScopeParameter.ActualValue; }
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| 45 | }
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| 46 |
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[4722] | 47 | [StorableConstructor]
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[16662] | 48 | protected Selector(StorableConstructorFlag _) : base(_) { }
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[4722] | 49 | protected Selector(Selector original, Cloner cloner) : base(original, cloner) { }
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| 50 |
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[2805] | 51 | protected Selector()
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| 52 | : base() {
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| 53 | Parameters.Add(new ScopeParameter("CurrentScope", "The current scope from which sub-scopes should be selected."));
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| 54 | }
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| 55 |
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[10291] | 56 | public sealed override IOperation InstrumentedApply() {
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[2830] | 57 | List<IScope> scopes = new List<IScope>(CurrentScope.SubScopes);
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| 58 | IScope[] selected = Select(scopes);
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[2805] | 59 |
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| 60 | CurrentScope.SubScopes.Clear();
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[2817] | 61 | IScope remainingScope = new Scope("Remaining");
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| 62 | remainingScope.SubScopes.AddRange(scopes);
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| 63 | CurrentScope.SubScopes.Add(remainingScope);
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| 64 | IScope selectedScope = new Scope("Selected");
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| 65 | selectedScope.SubScopes.AddRange(selected);
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| 66 | CurrentScope.SubScopes.Add(selectedScope);
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[2805] | 67 |
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[10291] | 68 | return base.InstrumentedApply();
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[2805] | 69 | }
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| 70 |
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[2830] | 71 | protected abstract IScope[] Select(List<IScope> scopes);
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[2805] | 72 | }
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| 73 | }
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