[14734] | 1 | #region License Information
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| 2 |
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| 3 | /* HeuristicLab
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| 4 | * Copyright (C) 2002-2017 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 5 | *
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| 6 | * This file is part of HeuristicLab.
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| 7 | *
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| 8 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 9 | * it under the terms of the GNU General Public License as published by
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| 10 | * the Free Software Foundation, either version 3 of the License, or
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| 11 | * (at your option) any later version.
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| 12 | *
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| 13 | * HeuristicLab is distributed in the hope that it will be useful,
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | * GNU General Public License for more details.
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| 17 | *
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| 18 | * You should have received a copy of the GNU General Public License
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| 19 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 20 | */
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| 21 |
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| 22 | #endregion
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| 23 |
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| 24 | using System;
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| 25 | using System.Drawing;
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| 26 | using System.Linq;
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| 27 | using HeuristicLab.Collections;
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| 28 | using HeuristicLab.Core.Views;
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| 29 | using HeuristicLab.MainForm;
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| 30 |
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| 31 | namespace HeuristicLab.Analysis.Views {
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| 32 | [View("Gantt Data View")]
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| 33 | [Content(typeof(GanttData), IsDefaultView = true)]
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| 34 | public partial class GanttDataView : ItemView {
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| 35 |
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| 36 | public new GanttData Content {
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| 37 | get { return (GanttData)base.Content; }
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| 38 | set { base.Content = value; }
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| 39 | }
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| 40 |
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| 41 | public GanttDataView() {
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| 42 | InitializeComponent();
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| 43 | }
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| 44 |
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| 45 | #region De/Register Content Events
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| 46 | protected override void RegisterContentEvents() {
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| 47 | base.RegisterContentEvents();
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| 48 | Content.Rows.ItemsAdded += GanttRowsOnChanged;
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| 49 | Content.Rows.ItemsRemoved += GanttRowsOnRemoved;
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| 50 | Content.Rows.ItemsReplaced += GanttRowsOnChanged;
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| 51 | Content.Rows.CollectionReset += GanttRowsOnChanged;
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[14737] | 52 | Content.CategoryColors.ItemsAdded += GanttCategoryColorsOnChanged;
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| 53 | Content.CategoryColors.ItemsRemoved += GanttCategoryColorsOnChanged;
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| 54 | Content.CategoryColors.ItemsReplaced += GanttCategoryColorsOnChanged;
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| 55 | Content.CategoryColors.CollectionReset += GanttCategoryColorsOnChanged;
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[14734] | 56 | foreach (var row in Content.Rows)
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| 57 | RegisterGanttRowEvents(row);
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| 58 | }
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| 59 |
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| 60 | private void RegisterGanttRowEvents(GanttRow row) {
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| 61 | row.Items.ItemsAdded += GanttRowItemsOnChanged;
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| 62 | row.Items.ItemsReplaced += GanttRowItemsOnChanged;
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| 63 | row.Items.ItemsRemoved += GanttRowItemsOnRemoved;
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| 64 | row.Items.CollectionReset += GanttRowItemsOnChanged;
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| 65 | foreach (var item in row.Items)
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| 66 | RegisterGanttRowItemEvents(item);
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| 67 | }
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| 68 |
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| 69 | private void RegisterGanttRowItemEvents(GanttItem item) {
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| 70 | item.PropertyChanged += GanttRowItemsItemOnChanged;
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| 71 | }
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| 72 |
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| 73 | protected override void DeregisterContentEvents() {
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| 74 | base.DeregisterContentEvents();
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| 75 | Content.Rows.ItemsAdded -= GanttRowsOnChanged;
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| 76 | Content.Rows.ItemsRemoved -= GanttRowsOnRemoved;
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| 77 | Content.Rows.ItemsReplaced -= GanttRowsOnChanged;
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| 78 | Content.Rows.CollectionReset -= GanttRowsOnChanged;
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[14737] | 79 | Content.CategoryColors.ItemsAdded -= GanttCategoryColorsOnChanged;
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| 80 | Content.CategoryColors.ItemsRemoved -= GanttCategoryColorsOnChanged;
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| 81 | Content.CategoryColors.ItemsReplaced -= GanttCategoryColorsOnChanged;
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| 82 | Content.CategoryColors.CollectionReset -= GanttCategoryColorsOnChanged;
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[14734] | 83 | foreach (var row in Content.Rows)
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| 84 | DeregisterGanttRowEvents(row);
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| 85 | }
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| 86 |
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| 87 | private void DeregisterGanttRowEvents(GanttRow row) {
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| 88 | row.Items.ItemsAdded -= GanttRowItemsOnChanged;
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| 89 | row.Items.ItemsReplaced -= GanttRowItemsOnChanged;
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| 90 | row.Items.ItemsRemoved -= GanttRowItemsOnRemoved;
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| 91 | row.Items.CollectionReset -= GanttRowItemsOnChanged;
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| 92 | foreach (var item in row.Items)
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| 93 | DeregisterGanttRowItemEvents(item);
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| 94 | }
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| 95 |
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| 96 | private void DeregisterGanttRowItemEvents(GanttItem item) {
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| 97 | item.PropertyChanged -= GanttRowItemsItemOnChanged;
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| 98 | }
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| 99 | #endregion
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| 100 |
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| 101 | protected override void OnContentChanged() {
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| 102 | base.OnContentChanged();
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| 103 |
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| 104 | UpdateVisualization();
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| 105 | }
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| 106 |
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| 107 | protected override void SetEnabledStateOfControls() {
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| 108 | base.SetEnabledStateOfControls();
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| 109 | ganttChart.Enabled = !Locked && !ReadOnly && Content != null;
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| 110 | }
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| 111 |
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| 112 | private void UpdateVisualization() {
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| 113 | ganttChart.Reset();
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| 114 |
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| 115 | if (Content == null) return;
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| 116 |
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| 117 | var colors = (KnownColor[])Enum.GetValues(typeof(KnownColor));
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| 118 |
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| 119 | var categories = Content.Rows.SelectMany(x => x.Items.Select(y => y.Category ?? string.Empty)).Distinct();
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| 120 | foreach (var cat in categories) {
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| 121 | Color color;
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| 122 | if (!Content.CategoryColors.TryGetValue(cat, out color)) {
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| 123 | // if no color is defined, a random color is chosen for each category
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| 124 | var rand = new Random(cat.GetHashCode());
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| 125 | color = Color.FromKnownColor(colors[rand.Next(colors.Length)]);
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| 126 | }
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| 127 | ganttChart.AddCategory(cat, color);
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| 128 | }
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| 129 |
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| 130 | ganttChart.Hide();
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[14737] | 131 | ganttChart.Title = string.IsNullOrWhiteSpace(Content.Name) ? null : Content.Name;
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[14734] | 132 | foreach (var row in Content.Rows) {
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| 133 | foreach (var item in row.Items) {
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| 134 | ganttChart.AddData(row.Name, item.Category ?? string.Empty, item.StartDate, item.EndDate, item.ToolTip, item.ShowLabel);
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| 135 | }
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| 136 | }
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| 137 | ganttChart.Show();
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| 138 | }
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| 139 |
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| 140 | #region Content Event Handlers
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| 141 | private void GanttRowsOnChanged(object sender, CollectionItemsChangedEventArgs<GanttRow> e) {
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| 142 | foreach (var row in e.Items)
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| 143 | RegisterGanttRowEvents(row);
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| 144 | foreach (var row in e.OldItems)
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| 145 | DeregisterGanttRowEvents(row);
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| 146 |
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| 147 | UpdateVisualization();
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| 148 | }
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| 149 | private void GanttRowsOnRemoved(object sender, CollectionItemsChangedEventArgs<GanttRow> e) {
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| 150 | foreach (var row in e.Items)
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| 151 | DeregisterGanttRowEvents(row);
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| 152 |
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| 153 | UpdateVisualization();
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| 154 | }
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[14737] | 155 | private void GanttCategoryColorsOnChanged(object sender, EventArgs e) {
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| 156 | UpdateVisualization();
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| 157 | }
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[14734] | 158 | private void GanttRowItemsOnChanged(object sender, CollectionItemsChangedEventArgs<IndexedItem<GanttItem>> e) {
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| 159 | foreach (var item in e.Items)
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| 160 | RegisterGanttRowItemEvents(item.Value);
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| 161 | foreach (var item in e.OldItems)
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| 162 | DeregisterGanttRowItemEvents(item.Value);
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| 163 |
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| 164 | UpdateVisualization();
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| 165 | }
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| 166 | private void GanttRowItemsOnRemoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<GanttItem>> e) {
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| 167 | foreach (var item in e.Items)
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| 168 | DeregisterGanttRowItemEvents(item.Value);
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| 169 |
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| 170 | UpdateVisualization();
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| 171 | }
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| 172 | private void GanttRowItemsItemOnChanged(object sender, EventArgs e) {
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| 173 | UpdateVisualization();
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| 174 | }
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| 175 | #endregion
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| 176 | }
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| 177 | }
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