init

Backup/PointMarkers/TrianglePointMarker.cs

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+using System.Windows;
+using System.Windows.Media;
+
+namespace Microsoft.Research.DynamicDataDisplay.PointMarkers
+{
+    /// <summary>Class that renders triangular marker at every point of graph</summary>
+	public class TrianglePointMarker : ShapePointMarker {
+		public override void Render(DrawingContext dc, Point screenPoint) {
+			Point pt0 = Point.Add(screenPoint, new Vector(-Size / 2, -Size / 2));
+			Point pt1 = Point.Add(screenPoint, new Vector(0, Size / 2));
+			Point pt2 = Point.Add(screenPoint, new Vector(Size / 2, -Size / 2));
+			
+			StreamGeometry streamGeom = new StreamGeometry();
+			using (var context = streamGeom.Open()) {
+				context.BeginFigure(pt0, true, true);
+				context.LineTo(pt1, true, true);
+				context.LineTo(pt2, true, true);
+			}
+			dc.DrawGeometry(Fill, Pen, streamGeom);
+		}
+	}
+}