| 1 | using System;
|
|---|
| 2 | using System.Collections.Generic;
|
|---|
| 3 | using System.Text;
|
|---|
| 4 | using System.Drawing;
|
|---|
| 5 | namespace Netron.Diagramming.Core.Layout
|
|---|
| 6 | {
|
|---|
| 7 | public static class Tree
|
|---|
| 8 | {
|
|---|
| 9 |
|
|---|
| 10 | public static Bundle CreateRandomTree<S>(Size bounds, int amount) where S : SimpleShapeBase, new()
|
|---|
| 11 | {
|
|---|
| 12 | if (new S().Connectors.Count == 0)
|
|---|
| 13 | throw new InconsistencyException("The shape type specified '" + typeof(S).Name + "' has no connectors and cannot be used to create a tree. Please choose another type based on the SimpleShapeBase class.");
|
|---|
| 14 |
|
|---|
| 15 | #region Preamble
|
|---|
| 16 | int counter = 0;
|
|---|
| 17 | Dictionary<int, S> labels = new Dictionary<int, S>();
|
|---|
| 18 | Random rnd = new Random();
|
|---|
| 19 | Bundle bundle = new Bundle();
|
|---|
| 20 | Connection cn;
|
|---|
| 21 | S shape;
|
|---|
| 22 | #endregion
|
|---|
| 23 |
|
|---|
| 24 | #region Create the root
|
|---|
| 25 | shape = new S();
|
|---|
| 26 | shape.Text = "Root";
|
|---|
| 27 | shape.Location = new Point(rnd.Next(10, bounds.Width - 30), rnd.Next(10, bounds.Height - 30));
|
|---|
| 28 | labels.Add(0, shape);
|
|---|
| 29 | bundle.Entities.Add(shape);
|
|---|
| 30 | //this.diagramControl1.SetLayoutRoot(shape);
|
|---|
| 31 | #endregion
|
|---|
| 32 |
|
|---|
| 33 | #region Add random nodes to the existing tree
|
|---|
| 34 | for (int i = 0; i < amount; i++)
|
|---|
| 35 | {
|
|---|
| 36 | counter++;
|
|---|
| 37 | shape = new S();
|
|---|
| 38 | shape.Text = "Shape " + counter;
|
|---|
| 39 | int s1;
|
|---|
| 40 | shape.Location = new Point(rnd.Next(10, bounds.Width - 30), rnd.Next(10, bounds.Height - 30));
|
|---|
| 41 |
|
|---|
| 42 | labels.Add(counter, shape);
|
|---|
| 43 | bundle.Entities.Add(shape);
|
|---|
| 44 | //let's try to find a parent for this new node
|
|---|
| 45 | s1 = rnd.Next(0, counter - 1);
|
|---|
| 46 | while (labels[s1].Connectors[0].AttachedConnectors.Count >= rnd.Next(1, 9) && s1 <= counter - 5)
|
|---|
| 47 | {
|
|---|
| 48 | s1 = rnd.Next(0, counter - 1);
|
|---|
| 49 | }
|
|---|
| 50 | cn = new Connection(Point.Empty, Point.Empty);
|
|---|
| 51 |
|
|---|
| 52 | labels[s1].Connectors[0].AttachConnector(cn.From);
|
|---|
| 53 | shape.Connectors[0].AttachConnector(cn.To);
|
|---|
| 54 | bundle.Entities.Add(cn);
|
|---|
| 55 |
|
|---|
| 56 | }
|
|---|
| 57 |
|
|---|
| 58 | #endregion
|
|---|
| 59 |
|
|---|
| 60 | return bundle;
|
|---|
| 61 | }
|
|---|
| 62 |
|
|---|
| 63 | /// <summary>
|
|---|
| 64 | /// Only a utility function which returns a specific type of (handcrafted) tree.
|
|---|
| 65 | /// </summary>
|
|---|
| 66 | /// <returns></returns>
|
|---|
| 67 | public static Bundle CreateSpecificTree()
|
|---|
| 68 | {
|
|---|
| 69 | Bundle bundle = new Bundle();
|
|---|
| 70 |
|
|---|
| 71 | SimpleRectangle rec1 = new SimpleRectangle();
|
|---|
| 72 | rec1.Location = new Point(100, 30);
|
|---|
| 73 |
|
|---|
| 74 | SimpleRectangle rec2 = new SimpleRectangle();
|
|---|
| 75 | rec2.Location = new Point(50, 80);
|
|---|
| 76 |
|
|---|
| 77 | SimpleRectangle rec3 = new SimpleRectangle();
|
|---|
| 78 | rec3.Location = new Point(150, 80);
|
|---|
| 79 |
|
|---|
| 80 |
|
|---|
| 81 | Connection cn1 = new Connection();
|
|---|
| 82 | rec1.Connectors[2].AttachConnector(cn1.From);
|
|---|
| 83 | rec2.Connectors[0].AttachConnector(cn1.To);
|
|---|
| 84 |
|
|---|
| 85 | Connection cn2 = new Connection();
|
|---|
| 86 | rec1.Connectors[2].AttachConnector(cn2.From);
|
|---|
| 87 | rec3.Connectors[0].AttachConnector(cn2.To);
|
|---|
| 88 |
|
|---|
| 89 | bundle.Entities.Add(rec1);
|
|---|
| 90 | bundle.Entities.Add(rec2);
|
|---|
| 91 | bundle.Entities.Add(rec3);
|
|---|
| 92 | bundle.Entities.Add(cn1);
|
|---|
| 93 | bundle.Entities.Add(cn2);
|
|---|
| 94 |
|
|---|
| 95 | return bundle;
|
|---|
| 96 |
|
|---|
| 97 |
|
|---|
| 98 | }
|
|---|
| 99 | }
|
|---|
| 100 | }
|
|---|
