[12574] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16565] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[12574] | 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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| 22 | using System;
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[7141] | 23 | using System.ComponentModel;
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| 24 | using System.Drawing;
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| 25 | using HeuristicLab.Core.Views;
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[12574] | 26 | using HeuristicLab.MainForm;
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[7141] | 27 |
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[12602] | 28 | namespace HeuristicLab.Data.Views {
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[7141] | 29 |
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[12574] | 30 | [View("BoolMatrixView")]
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[7141] | 31 | [Content(typeof(BoolMatrix), IsDefaultView = false)]
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| 32 | public sealed partial class BoolMatrixView : ItemView {
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[12574] | 33 | private BackgroundWorker worker;
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[7141] | 34 |
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| 35 | public new BoolMatrix Content {
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| 36 | get { return (BoolMatrix)base.Content; }
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| 37 | set { base.Content = value; }
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| 38 | }
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| 39 |
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| 40 | public BoolMatrixView() {
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| 41 | InitializeComponent();
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[12574] | 42 | }
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[7141] | 43 |
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[12574] | 44 | protected override void DeregisterContentEvents() {
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| 45 | Content.ToStringChanged -= Content_ToStringChanged;
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[7141] | 46 | base.DeregisterContentEvents();
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[12574] | 47 | }
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[7141] | 48 |
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| 49 | protected override void RegisterContentEvents() {
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| 50 | base.RegisterContentEvents();
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[12574] | 51 | Content.ToStringChanged += Content_ToStringChanged;
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[7141] | 52 | }
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| 53 |
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[12601] | 54 | private void Content_ToStringChanged(object sender, EventArgs e) {
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[7141] | 55 | Rebuild();
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| 56 | }
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| 57 |
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| 58 | private void Rebuild() {
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[12574] | 59 | int width = pictureBox.Width;
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| 60 | int height = pictureBox.Height;
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| 61 | int tileWidth = width / Content.Columns;
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| 62 | int tileHeight = height / Content.Rows;
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| 63 | int border = (int)Math.Round((tileWidth + tileHeight) / 2.0 * 0.05);
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| 64 | var bitmap = new Bitmap(width, height);
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| 65 |
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[7141] | 66 | if (worker != null)
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| 67 | worker.CancelAsync();
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[12574] | 68 |
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| 69 | if (tileWidth == 0 || tileHeight == 0) {
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| 70 | using (Graphics g = Graphics.FromImage(bitmap)) {
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[12596] | 71 | g.DrawString("BoolMatrix is too big to draw.", DefaultFont, new SolidBrush(Color.Black), 10.0f, height / 2.0f);
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[12574] | 72 | g.Flush();
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| 73 | }
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| 74 | pictureBox.Image = bitmap;
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| 75 | return;
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| 76 | }
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| 77 |
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[7141] | 78 | worker = new BackgroundWorker();
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| 79 | worker.WorkerSupportsCancellation = true;
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| 80 | worker.DoWork += (s, a) => {
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| 81 | using (Graphics g = Graphics.FromImage(bitmap)) {
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[12574] | 82 | for (int i = 0; i < Content.Rows; i++) {
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| 83 | for (int j = 0; j < Content.Columns; j++) {
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[7141] | 84 | if (worker.CancellationPending) {
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| 85 | a.Cancel = true;
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| 86 | break;
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| 87 | }
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[12574] | 88 | g.FillRectangle(Content[i, j] ? Brushes.Black : Brushes.White, i * tileWidth, j * tileHeight,
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| 89 | tileWidth - border, tileHeight - border);
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[7141] | 90 | }
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| 91 | }
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| 92 | g.Flush();
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| 93 | }
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| 94 | };
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| 95 | worker.RunWorkerCompleted += (s, a) => {
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| 96 | if (!a.Cancelled)
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| 97 | pictureBox.Image = bitmap;
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| 98 | if (!worker.CancellationPending)
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| 99 | worker = null;
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| 100 | };
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| 101 | worker.RunWorkerAsync();
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| 102 | }
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| 103 |
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| 104 | protected override void OnContentChanged() {
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| 105 | base.OnContentChanged();
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| 106 | if (Content == null) {
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[12574] | 107 | pictureBox.Image = new Bitmap(1, 1);
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[7141] | 108 | } else {
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| 109 | Rebuild();
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| 110 | }
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| 111 | }
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| 112 | }
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| 113 | }
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