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source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/Charts/Isolines/AdditionalLinesRenderer.cs @ 12747

Last change on this file since 12747 was 12503, checked in by aballeit, 10 years ago

#2283 added GUI and charts; fixed MCTS

File size: 2.6 KB
Line 
1using System;
2using System.Collections.Generic;
3using System.Linq;
4using System.Text;
5using System.Windows.Media;
6using System.Windows;
7using System.Windows.Data;
8using System.Diagnostics;
9
10namespace Microsoft.Research.DynamicDataDisplay.Charts.Isolines
11{
12  public class AdditionalLinesRenderer : IsolineRenderer
13  {
14    protected override void CreateUIRepresentation()
15    {
16      InvalidateVisual();
17    }
18
19    protected override void OnPlotterAttached()
20    {
21      base.OnPlotterAttached();
22
23      FrameworkElement parent = (FrameworkElement)Parent;
24      var renderer = (FrameworkElement)parent.FindName("PART_IsolineRenderer");
25
26      Binding contentBoundsBinding = new Binding { Path = new PropertyPath("(0)", Viewport2D.ContentBoundsProperty), Source = renderer };
27      SetBinding(Viewport2D.ContentBoundsProperty, contentBoundsBinding);
28      SetBinding(ViewportPanel.ViewportBoundsProperty, contentBoundsBinding);
29
30      Plotter2D.Viewport.EndPanning += Viewport_EndPanning;
31      Plotter2D.Viewport.PropertyChanged += Viewport_PropertyChanged;
32    }
33
34    void Viewport_PropertyChanged(object sender, ExtendedPropertyChangedEventArgs e)
35    {
36      if (e.PropertyName == "Visible")
37      {
38        if (Plotter2D.Viewport.PanningState == Viewport2DPanningState.NotPanning)
39          InvalidateVisual();
40      }
41    }
42
43    protected override void OnPlotterDetaching()
44    {
45      Plotter2D.Viewport.EndPanning -= Viewport_EndPanning;
46      Plotter2D.Viewport.PropertyChanged -= Viewport_PropertyChanged;
47
48      base.OnPlotterDetaching();
49    }
50
51    private void Viewport_EndPanning(object sender, EventArgs e)
52    {
53      InvalidateVisual();
54    }
55
56    protected override void OnRender(DrawingContext drawingContext)
57    {
58      if (Plotter2D == null) return;
59      if (DataSource == null) return;
60
61      var collection = (IsolineCollection)Parent.GetValue(IsolineCollectionProperty);
62      if (collection == null) return;
63
64      var bounds = ViewportPanel.GetViewportBounds(this);
65      if (bounds.IsEmpty) return;
66
67      var dc = drawingContext;
68      var strokeThickness = StrokeThickness;
69
70      var transform = Plotter2D.Transform.WithRects(bounds, new Rect(RenderSize));
71
72      //dc.DrawRectangle(null, new Pen(Brushes.Green, 2), new Rect(RenderSize));
73
74      var additionalLevels = GetAdditionalLevels(collection);
75      IsolineBuilder.DataSource = DataSource;
76      var additionalIsolineCollections = additionalLevels.Select(level =>
77      {
78        return IsolineBuilder.BuildIsoline(level);
79      });
80
81      foreach (var additionalCollection in additionalIsolineCollections)
82      {
83        RenderIsolineCollection(dc, strokeThickness, additionalCollection, transform);
84      }
85    }
86  }
87}
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