source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/PointMarkers/PointMarker.cs @ 13777

using System.Windows;
using System.Windows.Media;

namespace Microsoft.Research.DynamicDataDisplay.PointMarkers
{
  public delegate void MarkerRenderHandler(DrawingContext dc, Point screenPoint);

  /// <summary>Renders markers along graph</summary>
  public abstract class PointMarker : DependencyObject {

    /// <summary>Renders marker on screen</summary>
    /// <param name="dc">Drawing context to render marker on</param>
    /// <param name="dataPoint">Point from data source</param>
    /// <param name="screenPoint">Marker center coordinates on drawing context</param>
    public abstract void Render(DrawingContext dc, Point screenPoint);

    public static implicit operator PointMarker(MarkerRenderHandler renderer) {
            return FromRenderer(renderer);
    }

        public static PointMarker FromRenderer(MarkerRenderHandler renderer)
        {
            return new DelegatePointMarker(renderer);
        }
  }
}