[13077] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 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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[13799] | 22 | using System;
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[13135] | 23 | using System.Collections.Generic;
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[13077] | 24 | using System.Linq;
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| 25 | using HeuristicLab.Collections;
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| 26 | using HeuristicLab.Core;
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| 27 | using HeuristicLab.Core.Networks;
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| 28 | using HeuristicLab.Core.Networks.Views;
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| 29 | using HeuristicLab.MainForm;
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| 30 | using HeuristicLab.Networks.Views.NetworkVisualization.Views.ChartModes;
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| 31 | using HeuristicLab.Visualization;
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[13135] | 32 | using HeuristicLab.Visualization.ChartModes;
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[13077] | 33 |
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| 34 | namespace HeuristicLab.Networks.Views.NetworkVisualization.Views {
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| 35 | [View("Network Visualization View")]
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| 36 | [Content(typeof(Network), false)]
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| 37 | [Content(typeof(INetwork), false)]
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| 38 | public partial class NetworkVisualizationView : NetworkItemView {
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[13135] | 39 | private Dictionary<string, IPrimitive> primitiveDict = new Dictionary<string, IPrimitive>();
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| 40 |
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[13077] | 41 | public new INetwork Content {
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| 42 | get { return (INetwork)base.Content; }
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| 43 | set { base.Content = value; }
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| 44 | }
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| 45 |
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| 46 | public NetworkVisualizationView() {
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| 47 | InitializeComponent();
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| 48 |
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[13799] | 49 | var selectMode = new SelectChartMode(chartControl);
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| 50 | selectMode.SelectedPrimitivesChanged += SelectMode_SelectedPrimitivesChanged;
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[13077] | 51 | chartControl.AddChartModes(
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[13799] | 52 | selectMode,
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[13135] | 53 | new PanChartMode(chartControl),
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| 54 | new RulerChartMode(chartControl),
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[13077] | 55 | new ZoomInChartMode(chartControl),
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| 56 | new ZoomOutChartMode(chartControl),
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| 57 | new AddNodesChartMode(chartControl),
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| 58 | new AddPortsChartMode(chartControl),
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| 59 | new ConnectPortsChartMode(chartControl)
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| 60 | );
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[13799] | 61 | chartControl.Mode = selectMode;
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[13077] | 62 | }
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| 63 |
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| 64 | protected override void OnContentChanged() {
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| 65 | base.OnContentChanged();
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| 66 | UpdateContent();
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[13833] | 67 | if (Content != null)
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| 68 | LayoutNodes(Content.Nodes);
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[13077] | 69 | chartControl.Tag = Content;
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| 70 | }
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| 71 |
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| 72 | protected override void RegisterContentEvents() {
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| 73 | base.RegisterContentEvents();
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| 74 | Content.Nodes.ItemsAdded += Nodes_ItemsAdded;
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| 75 | Content.Nodes.ItemsRemoved += Nodes_ItemsRemoved;
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| 76 | Content.Nodes.ItemsReplaced += Nodes_ItemsReplaced;
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| 77 | Content.Ports.ItemsAdded += Ports_ItemsAdded;
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| 78 | Content.Ports.ItemsRemoved += Ports_ItemsRemoved;
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| 79 | Content.Ports.ItemsReplaced += Ports_ItemsReplaced;
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| 80 | }
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| 81 |
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| 82 | protected override void DeregisterContentEvents() {
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| 83 | Content.Nodes.ItemsAdded -= Nodes_ItemsAdded;
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| 84 | Content.Nodes.ItemsRemoved -= Nodes_ItemsRemoved;
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| 85 | Content.Nodes.ItemsReplaced -= Nodes_ItemsReplaced;
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| 86 | Content.Ports.ItemsAdded -= Ports_ItemsAdded;
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| 87 | Content.Ports.ItemsRemoved -= Ports_ItemsRemoved;
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| 88 | Content.Ports.ItemsReplaced -= Ports_ItemsReplaced;
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| 89 | base.DeregisterContentEvents();
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| 90 | }
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| 91 |
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[13135] | 92 | #region Event Handlers
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[13799] | 93 | private void SelectMode_SelectedPrimitivesChanged(object sender, EventArgs e) {
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| 94 | var selectedPrimitives = chartControl.Chart.Group.SelectedPrimitives;
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| 95 | var nodePrimitive = selectedPrimitives.OfType<NodeRectangle>().SingleOrDefault();
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| 96 | viewHost.Content = nodePrimitive != null ? nodePrimitive.NetworkItem : null;
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| 97 | }
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| 98 |
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[13135] | 99 | #region Nodes Event Handlers
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| 100 | private void Nodes_ItemsAdded(object sender, CollectionItemsChangedEventArgs<INode> e) {
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| 101 | // TODO: don't update everything
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| 102 | UpdateContent();
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| 103 | }
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| 104 |
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| 105 | private void Nodes_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<INode> e) {
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| 106 | // TODO: don't update everything
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| 107 | UpdateContent();
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| 108 | }
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| 109 |
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| 110 | private void Nodes_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<INode> e) {
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| 111 | // TODO: don't update everything
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| 112 | UpdateContent();
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| 113 | }
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| 114 | #endregion
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| 115 |
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| 116 | #region Ports Event Handlers
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| 117 | private void Ports_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IPort> e) { }
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| 118 |
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| 119 | private void Ports_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IPort> e) { }
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| 120 |
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| 121 | private void Ports_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IPort> e) { }
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| 122 | #endregion
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[13799] | 123 |
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| 124 | private void detailsToggleButton_Click(object sender, EventArgs e) {
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| 125 | splitContainer.Panel2Collapsed = !splitContainer.Panel2Collapsed;
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| 126 | detailsToggleButton.Text = splitContainer.Panel2Collapsed ? "<" : ">";
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| 127 | }
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[13135] | 128 | #endregion
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| 129 |
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| 130 | #region Helpers
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[13077] | 131 | private void UpdateContent() {
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| 132 | if (Content == null) return;
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| 133 |
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[13135] | 134 | chartControl.SuspendRendering();
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| 135 | try {
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[13833] | 136 | foreach (var r in primitiveDict.Values.OfType<NodeRectangle>())
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| 137 | r.NetworkItem = null;
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| 138 | primitiveDict.Clear();
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[13135] | 139 | chartControl.Chart.Group.Clear();
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| 140 | DrawNodes(Content.Nodes);
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| 141 | ConnectNodes(Content.Nodes);
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| 142 | } finally {
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| 143 | chartControl.ResumeRendering();
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| 144 | }
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[13077] | 145 | }
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| 146 |
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| 147 | private void DrawNodes(IKeyedItemCollection<string, INode> nodes) {
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[13135] | 148 | foreach (var node in nodes) {
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| 149 | var defaultPrimitive = PrimitiveAttribute.CreateDefaultPrimitive(node.GetType(), chartControl.Chart, node);
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| 150 | if (defaultPrimitive == null) continue;
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| 151 | chartControl.Chart.Group.Add(defaultPrimitive);
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| 152 | primitiveDict[node.Name] = defaultPrimitive;
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[13077] | 153 | }
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| 154 | }
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| 155 |
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| 156 | private void ConnectNodes(IKeyedItemCollection<string, INode> nodes) {
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| 157 | var chart = chartControl.Chart;
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[13135] | 158 | foreach (var node in nodes) {
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| 159 | var nodeRectangle = primitiveDict[node.Name] as NodeRectangle;
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| 160 | if (nodeRectangle == null) continue;
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[13077] | 161 |
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| 162 | foreach (var port in node.Ports.OfType<IConnectablePort>()) {
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| 163 | var connectedPort = port.ConnectedPort as IConnectablePort;
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| 164 | if (connectedPort == null) continue;
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| 165 |
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| 166 | var connectedNode = connectedPort.Parent;
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| 167 | if (connectedNode == null) continue;
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| 168 |
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[13135] | 169 | var connectedRectangle = primitiveDict[connectedNode.Name] as NodeRectangle;
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| 170 | if (connectedRectangle == null) continue;
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[13077] | 171 |
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[13135] | 172 | var leftPortRectangle = (PortRectangle)nodeRectangle.GetPortPrimitive(port);
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| 173 | var rightPortRectangle = (PortRectangle)connectedRectangle.GetPortPrimitive(connectedPort);
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| 174 |
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[13077] | 175 | var connectionShape = new ConnectionLine(chart, leftPortRectangle, rightPortRectangle);
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| 176 |
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| 177 | chart.Group.Add(connectionShape);
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| 178 | }
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| 179 | }
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| 180 | }
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[13833] | 181 |
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| 182 | private void LayoutNodes(IKeyedItemCollection<string, INode> nodes) {
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| 183 | var layout = new Layout();
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| 184 | var layoutNodes = new Dictionary<string, Layout.LayoutNode>();
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| 185 |
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| 186 | foreach (var node in nodes) {
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| 187 | var nodeRectangle = primitiveDict[node.Name] as NodeRectangle;
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| 188 | if (nodeRectangle == null) continue;
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| 189 |
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| 190 | var nodeSize = chartControl.Chart.TransformWorldToPixel(nodeRectangle.Size);
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| 191 | Layout.LayoutNode layoutNode;
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| 192 | if (!layoutNodes.TryGetValue(node.Name, out layoutNode)) {
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| 193 | layoutNodes.Add(node.Name, layoutNode = new Layout.LayoutNode(nodeSize));
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| 194 | layout.AddNode(layoutNode);
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| 195 | }
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| 196 |
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| 197 | foreach (var port in node.Ports.OfType<IConnectablePort>()) {
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| 198 | var connectedPort = port.ConnectedPort as IConnectablePort;
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| 199 | if (connectedPort == null) continue;
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| 200 |
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| 201 | var connectedNode = connectedPort.Parent;
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| 202 | if (connectedNode == null) continue;
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| 203 |
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| 204 | var connectedRectangle = primitiveDict[connectedNode.Name] as NodeRectangle;
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| 205 | if (connectedRectangle == null) continue;
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| 206 |
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| 207 | nodeSize = chartControl.Chart.TransformWorldToPixel(connectedRectangle.Size);
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| 208 | if (!layoutNodes.ContainsKey(connectedNode.Name)) {
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| 209 | layoutNodes.Add(connectedNode.Name, new Layout.LayoutNode(nodeSize));
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| 210 | layout.AddNode(layoutNodes[connectedNode.Name]);
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| 211 | }
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| 212 |
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| 213 | layoutNode.AddNode(layoutNodes[connectedNode.Name]);
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| 214 | }
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| 215 | }
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| 216 |
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| 217 | var bounds = chartControl.GetPictureBounds();
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| 218 | bounds.Offset((int)chartControl.Chart.LowerLeft.X, -(int)chartControl.Chart.UpperRight.Y);
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| 219 |
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| 220 | layout.Arrange(bounds);
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| 221 |
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| 222 | foreach (var entry in layoutNodes) {
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| 223 | var nodeRectangle = primitiveDict[entry.Key] as NodeRectangle;
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| 224 | if (nodeRectangle == null) continue;
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| 225 | var rectangleNode = entry.Value;
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| 226 | nodeRectangle.Move(rectangleNode.Location - nodeRectangle.Center());
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| 227 | }
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| 228 | }
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[13077] | 229 | #endregion
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| 230 | }
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| 231 | }
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