visualizer skin showing mote-specific edges (for dgrm)

tools/cooja/java/se/sics/cooja/plugins/skins/DGRMVisualizerSkin.java

@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 2010, Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $Id: DGRMVisualizerSkin.java,v 1.1 2010/09/24 12:49:14 fros4943 Exp $
+ */
+
+package se.sics.cooja.plugins.skins;
+
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Graphics;
+import java.awt.Point;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+
+import org.apache.log4j.Logger;
+
+import se.sics.cooja.ClassDescription;
+import se.sics.cooja.Mote;
+import se.sics.cooja.Simulation;
+import se.sics.cooja.interfaces.Position;
+import se.sics.cooja.interfaces.Radio;
+import se.sics.cooja.plugins.Visualizer;
+import se.sics.cooja.plugins.VisualizerSkin;
+import se.sics.cooja.radiomediums.DirectedGraphMedium;
+import se.sics.cooja.radiomediums.DirectedGraphMedium.DGRMDestinationRadio;
+import se.sics.cooja.radiomediums.DirectedGraphMedium.DestinationRadio;
+
+@ClassDescription("Radio environment (DGRM)")
+public class DGRMVisualizerSkin implements VisualizerSkin {
+	private static Logger logger = Logger.getLogger(DGRMVisualizerSkin.class);
+
+	private Simulation simulation = null;
+	private Visualizer visualizer = null;
+
+	private Mote selectedMote = null;
+
+	private MouseListener selectMoteMouseListener = new MouseAdapter() {
+		public void mouseClicked(MouseEvent e) {
+			Mote[] motes = visualizer.findMotesAtPosition(e.getX(), e.getY());
+			if (motes == null || motes.length == 0) {
+				selectedMote = null;
+				visualizer.repaint();
+				return;
+			}
+
+			selectedMote = motes[0];
+			visualizer.repaint();
+		}
+	};
+
+	public void setActive(Simulation simulation, Visualizer vis) {
+		if (!(simulation.getRadioMedium() instanceof DirectedGraphMedium)) {
+			logger.fatal("Cannot activate DGRM skin for unknown radio medium: " + simulation.getRadioMedium());
+			return;
+		}
+		this.simulation = simulation;
+		this.visualizer = vis;
+
+		/* Register mouse listener */
+		visualizer.getCurrentCanvas().addMouseListener(selectMoteMouseListener);
+	}
+
+	public void setInactive() {
+		if (simulation == null) {
+			/* Skin was never activated */
+			return;
+		}
+
+		/* Remove mouse listener */
+		visualizer.getCurrentCanvas().removeMouseListener(selectMoteMouseListener);
+	}
+
+	public Color[] getColorOf(Mote mote) {
+		if (mote == selectedMote) {
+			return new Color[] { Color.CYAN };
+		}
+		return null;
+	}
+
+	public void paintBeforeMotes(Graphics g) {
+		if (simulation == null 
+				|| selectedMote == null
+				|| selectedMote.getInterfaces().getRadio() == null) {
+			return;
+		}
+
+		/* Paint transmission and interference range for selected mote */
+		Position motePos = selectedMote.getInterfaces().getPosition();
+
+		Point pixelCoord = visualizer.transformPositionToPixel(motePos);
+		int x = pixelCoord.x;
+		int y = pixelCoord.y;
+		Radio selectedRadio = selectedMote.getInterfaces().getRadio();
+
+		FontMetrics fm = g.getFontMetrics();
+		g.setColor(Color.BLACK);
+
+		DirectedGraphMedium radioMedium = (DirectedGraphMedium) simulation.getRadioMedium();
+		
+		/* Print transmission success probabilities */
+		DestinationRadio[] dests = radioMedium.getPotentialDestinations(selectedRadio);
+		if (dests == null || dests.length == 0) {
+			String msg = "No edges";
+			int msgWidth = fm.stringWidth(msg);
+			g.setColor(Color.BLACK);
+			g.drawString(msg, x - msgWidth/2, y + 2*Visualizer.MOTE_RADIUS + 3);
+			return;
+		}
+		String msg = dests.length + " edges";
+		int msgWidth = fm.stringWidth(msg);
+		g.setColor(Color.BLACK);
+		g.drawString(msg, x - msgWidth/2, y + 2*Visualizer.MOTE_RADIUS + 3);
+		for (DestinationRadio r: dests) {
+			double prob = ((DGRMDestinationRadio)r).ratio;
+			if (prob == 0.0d) {
+				continue;
+			}
+			msg = (double)(((int)(1000*prob))/10.0) + "%";
+			Position pos = r.radio.getPosition();
+			Point pixel = visualizer.transformPositionToPixel(pos);
+			msgWidth = fm.stringWidth(msg);
+			g.setColor(Color.LIGHT_GRAY);
+			g.drawLine(x, y, pixel.x, pixel.y);
+			g.setColor(Color.BLACK);
+			g.drawString(msg, pixel.x - msgWidth/2, pixel.y + 2*Visualizer.MOTE_RADIUS + 3);
+		}
+
+	}
+
+	public void paintAfterMotes(Graphics g) {
+	}
+
+	public Visualizer getVisualizer() {
+		return visualizer;
+	}
+}