/*
* Copyright (c) 2012, 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.
*/
package se.sics.cooja.mspmote.interfaces;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.util.Collection;
import javax.swing.JPanel;
import org.jdom.Element;
import se.sics.cooja.ClassDescription;
import se.sics.cooja.Mote;
import se.sics.cooja.interfaces.LED;
import se.sics.cooja.mspmote.MspMote;
import se.sics.mspsim.chip.Leds;
import se.sics.mspsim.core.StateChangeListener;
/**
* @author Fredrik Osterlind, Niclas Finne
*/
@ClassDescription("Leds")
public class MspLED extends LED {
private final Leds leds;
private Color[] onColors;
private Color[] offColors;
public MspLED(Mote mote) {
final MspMote mspMote = (MspMote) mote;
leds = mspMote.getCPU().getChip(Leds.class);
if (leds == null) {
throw new IllegalStateException("Mote is not equipped with leds");
}
leds.addStateChangeListener(new StateChangeListener() {
public void stateChanged(Object source, int oldState, int newState) {
setChanged();
notifyObservers();
}
});
}
private void checkColors() {
if (onColors == null) {
Color[] onColors = new Color[leds.getLedsCount()];
Color[] offColors = new Color[leds.getLedsCount()];
for (int i = 0, n = onColors.length; i < n; i++) {
onColors[i] = new Color(leds.getLedsColor(i));
offColors[i] = onColors[i].darker().darker();
}
this.onColors = onColors;
this.offColors = offColors;
}
}
public int getLedsCount() {
return leds.getLedsCount();
}
public int getLeds() {
return leds.getLeds();
}
public boolean isLedOn(int led) {
return leds.isLedOn(led);
}
public Color getLedColor(int led) {
checkColors();
return onColors[led];
}
@Override
public boolean isAnyOn() {
return leds.getLeds() != 0;
}
@Override
public boolean isGreenOn() {
return leds.isLedOn(0);
}
@Override
public boolean isYellowOn() {
return leds.isLedOn(1);
}
@Override
public boolean isRedOn() {
return leds.isLedOn(2);
}
@Override
public JPanel getInterfaceVisualizer() {
checkColors();
return new LedsPanel();
}
@Override
public void releaseInterfaceVisualizer(JPanel panel) {
if (panel instanceof LedsPanel) {
((LedsPanel) panel).close();
}
}
@Override
public Collection<Element> getConfigXML() {
return null;
}
@Override
public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
}
private class LedsPanel extends JPanel implements StateChangeListener {
private static final long serialVersionUID = 2664611402441057313L;
private static final int D = 25;
private static final int S = D + 15;
public LedsPanel() {
super(null);
Dimension d = new Dimension(5 + S * (leds.getLedsCount() - 1) + D + 5, 5 + D + 5);
setMinimumSize(d);
setPreferredSize(d);
leds.addStateChangeListener(this);
}
public void close() {
leds.removeStateChangeListener(this);
}
@Override
public void stateChanged(Object source, int oldState, int newState) {
repaint();
}
@Override
protected void paintComponent(Graphics g) {
final int count = leds.getLedsCount();
final int height = getHeight();
final int width = getWidth();
final int y = (height - D) / 2;
int x = width - D - (width - (S * (count - 1) + D)) / 2;
int l = leds.getLeds();
g.setColor(getBackground());
g.fillRect(0, 0, width, height);
((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
for (int i = 0; i < count; i++) {
if ((l & 1) != 0) {
g.setColor(onColors[i]);
g.fillOval(x, y, D, D);
g.setColor(Color.BLACK);
g.drawOval(x, y, D, D);
} else {
g.setColor(offColors[i]);
g.fillOval(x + 5, y + 5, D - 10, D - 10);
}
x -= S;
l >>= 1;
}
}
}
}