/* * Copyright (c) 2006, 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: Position.java,v 1.5 2009/03/09 14:08:54 fros4943 Exp $ */ package se.sics.cooja.interfaces; import java.text.NumberFormat; import java.util.*; import javax.swing.*; import org.apache.log4j.Logger; import org.jdom.Element; import se.sics.cooja.*; /** * Mote 3D position. * *
* This observable notifies when the position is changed.
*
* @author Fredrik Osterlind
*/
@ClassDescription("Position")
public class Position extends MoteInterface {
private static Logger logger = Logger.getLogger(Position.class);
private Mote mote = null;
private double[] coords = new double[3];
/**
* Creates a position for given mote with coordinates (x=0, y=0, z=0).
*
* @param mote
* Led's mote.
* @see Mote
* @see se.sics.cooja.MoteInterfaceHandler
*/
public Position(Mote mote) {
this.mote = mote;
coords[0] = 0.0f;
coords[1] = 0.0f;
coords[2] = 0.0f;
}
/**
* Set position to (x,y,z).
*
* @param x New X coordinate
* @param y New Y coordinate
* @param z New Z coordinate
*/
public void setCoordinates(double x, double y, double z) {
coords[0] = x;
coords[1] = y;
coords[2] = z;
this.setChanged();
this.notifyObservers(mote);
}
/**
* @return X coordinate
*/
public double getXCoordinate() {
return coords[0];
}
/**
* @return Y coordinate
*/
public double getYCoordinate() {
return coords[1];
}
/**
* @return Z coordinate
*/
public double getZCoordinate() {
return coords[2];
}
/**
* Calculates distance from this position to given position.
*
* @param pos Compared position
* @return Distance
*/
public double getDistanceTo(Position pos) {
return Math.sqrt(Math.abs(coords[0] - pos.getXCoordinate())
* Math.abs(coords[0] - pos.getXCoordinate())
+ Math.abs(coords[1] - pos.getYCoordinate())
* Math.abs(coords[1] - pos.getYCoordinate())
+ Math.abs(coords[2] - pos.getZCoordinate())
* Math.abs(coords[2] - pos.getZCoordinate()));
}
/**
* Calculates distance from associated mote to another mote.
*
* @param m Another mote
* @return Distance
*/
public double getDistanceTo(Mote m) {
return getDistanceTo(m.getInterfaces().getPosition());
}
public JPanel getInterfaceVisualizer() {
JPanel panel = new JPanel();
panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
final NumberFormat form = NumberFormat.getNumberInstance();
final JLabel positionLabel = new JLabel();
positionLabel.setText("x=" + form.format(getXCoordinate()) + " "
+ "y=" + form.format(getYCoordinate()) + " "
+ "z=" + form.format(getZCoordinate()));
panel.add(positionLabel);
Observer observer;
this.addObserver(observer = new Observer() {
public void update(Observable obs, Object obj) {
positionLabel.setText("x=" + form.format(getXCoordinate()) + " "
+ "y=" + form.format(getYCoordinate()) + " "
+ "z=" + form.format(getZCoordinate()));
}
});
// Saving observer reference for releaseInterfaceVisualizer
panel.putClientProperty("intf_obs", observer);
return panel;
}
public void releaseInterfaceVisualizer(JPanel panel) {
Observer observer = (Observer) panel.getClientProperty("intf_obs");
if (observer == null) {
logger.fatal("Error when releasing panel, observer is null");
return;
}
this.deleteObserver(observer);
}
public double energyConsumption() {
return 0.0;
}
public Collection