source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/PointMarkers/CompositePointMarker.cs @ 13847

using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Windows;
using System.Windows.Media;

namespace Microsoft.Research.DynamicDataDisplay.PointMarkers
{
    /// <summary>Composite point markers renders a specified set of markers
    /// at every point of graph</summary>
  public sealed class CompositePointMarker : PointMarker {
    public CompositePointMarker() { }

    public CompositePointMarker(params PointMarker[] markers) {
      if (markers == null)
        throw new ArgumentNullException("markers");

            foreach (PointMarker m in markers)
                this.markers.Add(m);
    }

    public CompositePointMarker(IEnumerable<PointMarker> markers) {
      if (markers == null)
        throw new ArgumentNullException("markers");
            foreach (PointMarker m in markers)
                this.markers.Add(m);
    }


    private readonly Collection<PointMarker> markers = new Collection<PointMarker>();
    [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
    public Collection<PointMarker> Markers {
      get { return markers; }
    }

    public override void Render(DrawingContext dc, Point screenPoint) {
      LocalValueEnumerator enumerator = GetLocalValueEnumerator();
      foreach (var marker in markers) {
        enumerator.Reset();
        while (enumerator.MoveNext()) {
          marker.SetValue(enumerator.Current.Property, enumerator.Current.Value);
        }

        marker.Render(dc, screenPoint);
      }
    }
  }
}