[9963] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2013 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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| 22 | using System.Collections.Generic;
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| 23 | using System.Drawing;
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| 24 | using System.Linq;
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| 25 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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| 26 | using HeuristicLab.Visualization;
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| 27 |
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| 28 | namespace HeuristicLab.EvolutionaryTracking.Views {
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| 29 | public class LabeledEllipse : Ellipse, ILayoutNode<ISymbolicExpressionTreeNode> {
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| 30 | private string text;
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| 31 | public string Text { get { return text; } set { text = value; } }
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| 32 |
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| 33 | private Font font;
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| 34 | public Font Font { get { return font; } set { font = value; } }
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| 35 |
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| 36 | private Brush fontBrush;
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| 37 | public Brush FontBrush { get { return fontBrush; } set { fontBrush = value; } }
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| 38 |
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| 39 | public LabeledEllipse(IChart chart, PointD lowerLeft, PointD upperRight)
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| 40 | : base(chart, lowerLeft, upperRight) {
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| 41 | font = new Font(FontFamily.GenericSansSerif, 10);
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| 42 | }
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| 43 | public LabeledEllipse(IChart chart, double x1, double y1, double x2, double y2)
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| 44 | : this(chart, new PointD(x1, y1), new PointD(x2, y2)) {
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| 45 | }
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| 46 | public LabeledEllipse(IChart chart, PointD lowerLeft, PointD upperRight, Pen pen, Brush brush)
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| 47 | : base(chart, lowerLeft, upperRight, pen, brush) {
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| 48 | font = new Font(FontFamily.GenericSansSerif, 10);
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| 49 | }
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| 50 | public LabeledEllipse(IChart chart, double x1, double y1, double x2, double y2, Pen pen, Brush brush)
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| 51 | : this(chart, new PointD(x1, y1), new PointD(x2, y2), pen, brush) {
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| 52 | }
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| 53 |
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| 54 | public override void Draw(Graphics graphics) {
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| 55 | var p = Chart.TransformWorldToPixel(new PointD(LowerLeft.X, LowerLeft.Y));
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| 56 | var s = Chart.TransformWorldToPixel(Size);
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| 57 | var stringSize = graphics.MeasureString(Text, Font);
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| 58 | var fontSize = Font.Size * s.Width / stringSize.Width;
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| 59 | if (fontSize > 12) fontSize = 12; // limit maximum font size to 10pt
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| 60 | font = new Font(font.Name, fontSize, FontStyle.Regular, GraphicsUnit.Pixel);
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| 61 | stringSize = graphics.MeasureString(Text, Font);
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| 62 | graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
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| 63 | graphics.DrawString(Text, Font, FontBrush, p.X + (s.Width - stringSize.Width) / 2f, p.Y - (s.Height + stringSize.Height) / 2f);
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| 64 | base.Draw(graphics);
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| 65 | }
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| 66 |
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| 67 | public ILayoutNode<ISymbolicExpressionTreeNode> Thread { get; set; }
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| 68 | public ILayoutNode<ISymbolicExpressionTreeNode> Ancestor { get; set; }
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| 69 | public ILayoutNode<ISymbolicExpressionTreeNode> Parent { get; set; }
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| 70 | public List<ILayoutNode<ISymbolicExpressionTreeNode>> Children { get; set; }
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| 71 | public float Mod { get; set; }
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| 72 | public float Prelim { get; set; }
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| 73 | public float Change { get; set; }
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| 74 | public float Shift { get; set; }
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| 75 | public int Number { get; set; }
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| 76 | public int Level { get; set; }
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| 77 | public float X { get; set; }
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| 78 | public float Y { get; set; }
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| 79 | public bool IsLeaf {
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| 80 | get { return Children == null || Children.Count == 0; }
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| 81 | }
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| 82 | public ILayoutNode<ISymbolicExpressionTreeNode> NextLeft {
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| 83 | get {
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| 84 | return Children == null ? Thread : Children.First();
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| 85 | }
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| 86 | }
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| 87 | public ILayoutNode<ISymbolicExpressionTreeNode> NextRight {
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| 88 | get {
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| 89 | return Children == null ? Thread : Children.Last();
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| 90 | }
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| 91 | }
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| 92 | public ILayoutNode<ISymbolicExpressionTreeNode> LeftSibling {
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| 93 | get {
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| 94 | if (Parent == null) return null;
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| 95 | return Number == 0 ? null : Parent.Children[Number - 1];
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| 96 | }
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| 97 | }
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| 98 | public ILayoutNode<ISymbolicExpressionTreeNode> LeftmostSibling {
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| 99 | get {
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| 100 | if (Parent == null) return null;
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| 101 | return Number == 0 ? null : Parent.Children[0];
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| 102 | }
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| 103 | }
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| 104 | public ISymbolicExpressionTreeNode Content { get; set; }
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| 105 | }
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| 106 | } |
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