#region License Information /* HeuristicLab * Copyright (C) 2002-2015 Joseph Helm and Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; using HeuristicLab.Core; using HeuristicLab.Common; namespace HeuristicLab.Problems.BinPacking2D { [Item("Packing Position (2d)", "Represents a packing-position associated with a two dimensional packing-problem.")] [StorableClass] // PackingPosition is an immutable class (and handled as value type concerning Equals and GetHashCode()) public class PackingPosition : BinPacking.PackingPosition { [Storable] private readonly int x; public int X { get { return x; } } [Storable] private readonly int y; public int Y { get { return y; } } [StorableConstructor] protected PackingPosition(bool deserializing) : base(deserializing) { } protected PackingPosition(PackingPosition original, Cloner cloner) : base(original, cloner) { x = original.X; y = original.Y; } public PackingPosition(int assignedBin, int x, int y, bool rotated = false) : base(assignedBin, rotated) { this.x = x; this.y = y; } public override IDeepCloneable Clone(Cloner cloner) { return new PackingPosition(this, cloner); } public override string ToString() { return string.Format("[AssignedBin: {0}; ({1},{2})]", AssignedBin, x, y); } public override bool Equals(object obj) { var other = obj as PackingPosition; if (other != null) return (other.X == this.X && other.Y == this.Y && base.Equals(other)); else return false; } public override int GetHashCode() { return base.GetHashCode() + 13 * X + 17 * Y; } public static PackingPosition MoveLeft(PackingPosition original) { return new PackingPosition(original.AssignedBin, original.X - 1, original.Y, original.Rotated); } public static PackingPosition MoveDown(PackingPosition original) { return new PackingPosition(original.AssignedBin, original.X, original.Y - 1, original.Rotated); } public static PackingPosition MoveRight(PackingPosition original) { return new PackingPosition(original.AssignedBin, original.X + 1, original.Y, original.Rotated); } public static PackingPosition MoveUp(PackingPosition original) { return new PackingPosition(original.AssignedBin, original.X, original.Y + 1, original.Rotated); } } }