diff -N ExamplePlotter.java
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ ExamplePlotter.java	11 Sep 2012 20:30:10 -0000	1.1
@@ -0,0 +1,70 @@

+package org.lcsim.hps.users.mgraham;
+
+import hep.aida.IAnalysisFactory;
+import hep.aida.IHistogram1D;
+import hep.aida.IPlotter;
+import hep.aida.IPlotterStyle;
+import java.util.List;
+import org.lcsim.event.EventHeader;
+import org.lcsim.event.Track;
+import org.lcsim.geometry.Detector;
+import org.lcsim.hps.monitoring.AIDAFrame;
+import org.lcsim.hps.monitoring.Resettable;
+import org.lcsim.util.Driver;
+import org.lcsim.util.aida.AIDA;
+
+/**
+
+ @author mgraham
+ */
+public class ExamplePlotter extends Driver implements Resettable {
+
+    private AIDAFrame plotterFrame;
+    private AIDA aida = AIDA.defaultInstance();
+    IPlotter plotter;
+    IAnalysisFactory fac = aida.analysisFactory();
+    private String trackCollectionName = "MatchedTracks";
+
+    protected void detectorChanged(Detector detector) {
+        aida.tree().cd("/");
+        plotterFrame = new AIDAFrame();
+        plotterFrame.setTitle("HPS Tracking Plots");
+
+        plotter = fac.createPlotterFactory().create("HPS Tracking Plots");
+        plotter.setTitle("Momentum");
+        IPlotterStyle style = plotter.style();
+        style.dataStyle().fillStyle().setColor("yellow");
+        style.dataStyle().errorBarStyle().setVisible(false);
+        plotter.createRegions(2, 2);
+        plotterFrame.addPlotter(plotter);
+
+        IHistogram1D trkPx = aida.histogram1D("Track Momentum (Px)", 25, -0.25, 0.25);
+        IHistogram1D trkPy = aida.histogram1D("Track Momentum (Py)", 25, -0.1, 0.1);
+        IHistogram1D trkPz = aida.histogram1D("Track Momentum (Pz)", 25, 0, 3.5);
+        IHistogram1D trkChi2 = aida.histogram1D("Track Chi2", 25, 0, 25.0);
+
+        plotter.region(0).plot(trkPx);
+        plotter.region(1).plot(trkPy);
+        plotter.region(2).plot(trkPz);
+        plotter.region(3).plot(trkChi2);
+
+        plotterFrame.pack();
+        plotterFrame.setVisible(true);
+    }
+
+    public void process(EventHeader event) {
+        aida.tree().cd("/");
+        List<Track> tracks = event.get(Track.class, trackCollectionName);
+        for (Track trk : tracks) {
+            aida.histogram1D("Track Momentum (Px)").fill(trk.getPY());
+            aida.histogram1D("Track Momentum (Py)").fill(trk.getPZ());
+            aida.histogram1D("Track Momentum (Pz)").fill(trk.getPX());
+            aida.histogram1D("Track Chi2").fill(trk.getChi2());
+        }
+    }
+
+    @Override
+    public void reset() {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
+}