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