[10655] | 1 | using System.Collections.Generic;
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| 2 | using System.Linq;
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| 3 | using HeuristicLab.Core.Views;
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| 4 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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| 5 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views;
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| 6 | using HeuristicLab.EvolutionTracking;
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| 7 | using HeuristicLab.MainForm;
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| 8 |
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| 9 | namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Views {
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| 10 | [View("FragmentGraphView")]
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| 11 | [Content(typeof(IGenealogyGraph<IFragment<ISymbolicExpressionTreeNode>>), IsDefaultView = true)]
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| 12 | public sealed partial class FragmentGraphView : ItemView {
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| 13 | private ReingoldTilfordLayoutEngine<TileLayoutNode> layoutEngine;
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| 14 | private ReingoldTilfordLayoutEngine<ISymbolicExpressionTreeNode> symbolicExpressionEngine;
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| 15 |
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| 16 | private Dictionary<IGenealogyGraphNode<IFragment<ISymbolicExpressionTreeNode>>, TileLayoutNode> tileDictionary;
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| 17 |
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| 18 | private SymbolicExpressionTreeTile Root { get; set; }
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| 19 |
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| 20 | public new IGenealogyGraph<IFragment<ISymbolicExpressionTreeNode>> Content {
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| 21 | get { return (IGenealogyGraph<IFragment<ISymbolicExpressionTreeNode>>)base.Content; }
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| 22 | set {
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| 23 | base.Content = value;
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| 24 | MakeTiles();
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| 25 | }
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| 26 | }
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| 27 |
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| 28 | public FragmentGraphView() {
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| 29 | InitializeComponent();
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| 30 |
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| 31 | layoutEngine = new ReingoldTilfordLayoutEngine<TileLayoutNode>(n => n.Children);
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| 32 | symbolicExpressionEngine = new ReingoldTilfordLayoutEngine<ISymbolicExpressionTreeNode>(n => n.Subtrees);
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| 33 | }
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| 34 |
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| 35 | private void MakeTiles() {
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| 36 | var chart = symbolicExpressionChartControl.Chart;
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| 37 | foreach (var node in Content.Nodes.Cast<IGenealogyGraphNode<IFragment<ISymbolicExpressionTreeNode>>>()) {
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| 38 | var tile = new SymbolicExpressionTreeTile(chart) {
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| 39 | Root = node.Content.Root,
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| 40 | LayoutEngine = symbolicExpressionEngine
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| 41 | };
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| 42 | var tileNode = new TileLayoutNode {
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| 43 | Tile = tile
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| 44 | };
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| 45 | tileDictionary.Add(node, tileNode);
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| 46 | }
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| 47 |
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| 48 | foreach (var node in Content.Nodes.Where(n => n.InArcs != null && n.InArcs.Count > 0)) {
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| 49 | var graphNode = (IGenealogyGraphNode<IFragment<ISymbolicExpressionTreeNode>>)node;
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| 50 | var layoutNode = tileDictionary[graphNode];
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| 51 | layoutNode.Children = new List<TileLayoutNode>();
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| 52 | foreach (var c in node.InArcs.Select(x => x.Source as IGenealogyGraphNode<IFragment<ISymbolicExpressionTreeNode>>)) {
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| 53 | layoutNode.Children.Add(tileDictionary[c]);
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| 54 | }
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| 55 | }
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| 56 | }
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| 57 |
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| 58 | private void Draw() {
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| 59 | var root = tileDictionary[(IGenealogyGraphNode<IFragment<ISymbolicExpressionTreeNode>>)Content.Nodes[0]];
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| 60 | var visualNodes = layoutEngine.CalculateLayout(root);
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| 61 | }
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| 62 |
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| 63 | protected override void DeregisterContentEvents() {
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| 64 | // TODO: Deregister your event handlers here
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| 65 | base.DeregisterContentEvents();
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| 66 | }
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| 67 |
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| 68 | protected override void RegisterContentEvents() {
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| 69 | base.RegisterContentEvents();
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| 70 | // TODO: Register your event handlers here
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| 71 | }
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| 72 |
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| 73 | #region Event Handlers (Content)
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| 74 |
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| 75 | // TODO: Put event handlers of the content here
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| 76 |
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| 77 | #endregion
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| 78 |
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| 79 | protected override void OnContentChanged() {
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| 80 | base.OnContentChanged();
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| 81 | if (Content == null) {
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| 82 | // TODO: Add code when content has been changed and is null
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| 83 | } else {
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| 84 | // TODO: Add code when content has been changed and is not null
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| 85 | }
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| 86 | }
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| 87 |
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| 88 |
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| 89 | protected override void SetEnabledStateOfControls() {
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| 90 | base.SetEnabledStateOfControls();
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| 91 | // TODO: Enable or disable controls based on whether the content is null or the view is set readonly
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| 92 | }
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| 93 |
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| 94 | #region Event Handlers (child controls)
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| 95 |
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| 96 | // TODO: Put event handlers of child controls here.
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| 97 |
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| 98 | #endregion
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| 99 | }
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| 100 |
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| 101 | internal class TileLayoutNode {
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| 102 | public SymbolicExpressionTreeTile Tile { get; set; }
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| 103 | public List<TileLayoutNode> Children { get; set; }
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| 104 | }
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| 105 | } |
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