Leds interface for MSPSim leds abstraction
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Niclas Finne
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9dd2327f07
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/*
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* Copyright (c) 2012, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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package se.sics.cooja.mspmote.interfaces;
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.RenderingHints;
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import java.util.Collection;
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import javax.swing.JPanel;
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import org.jdom.Element;
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import se.sics.cooja.ClassDescription;
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import se.sics.cooja.Mote;
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import se.sics.cooja.interfaces.LED;
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import se.sics.cooja.mspmote.MspMote;
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import se.sics.mspsim.chip.Leds;
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import se.sics.mspsim.core.StateChangeListener;
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/**
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* @author Fredrik Osterlind, Niclas Finne
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*/
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@ClassDescription("Leds")
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public class MspLED extends LED {
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private final Leds leds;
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private Color[] onColors;
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private Color[] offColors;
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public MspLED(Mote mote) {
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final MspMote mspMote = (MspMote) mote;
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leds = mspMote.getCPU().getChip(Leds.class);
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if (leds == null) {
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throw new IllegalStateException("Mote is not equipped with leds");
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}
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leds.addStateChangeListener(new StateChangeListener() {
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public void stateChanged(Object source, int oldState, int newState) {
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setChanged();
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notifyObservers();
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}
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});
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}
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private void checkColors() {
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if (onColors == null) {
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Color[] onColors = new Color[leds.getLedsCount()];
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Color[] offColors = new Color[leds.getLedsCount()];
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for (int i = 0, n = onColors.length; i < n; i++) {
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onColors[i] = new Color(leds.getLedsColor(i));
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offColors[i] = onColors[i].darker().darker();
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}
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this.onColors = onColors;
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this.offColors = offColors;
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}
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}
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public int getLedsCount() {
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return leds.getLedsCount();
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}
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public int getLeds() {
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return leds.getLeds();
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}
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public boolean isLedOn(int led) {
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return leds.isLedOn(led);
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}
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public Color getLedColor(int led) {
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checkColors();
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return onColors[led];
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}
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@Override
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public boolean isAnyOn() {
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return leds.getLeds() != 0;
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}
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@Override
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public boolean isGreenOn() {
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return leds.isLedOn(0);
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}
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@Override
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public boolean isYellowOn() {
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return leds.isLedOn(1);
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}
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@Override
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public boolean isRedOn() {
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return leds.isLedOn(2);
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}
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@Override
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public JPanel getInterfaceVisualizer() {
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checkColors();
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return new LedsPanel();
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}
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@Override
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public void releaseInterfaceVisualizer(JPanel panel) {
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if (panel instanceof LedsPanel) {
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((LedsPanel) panel).close();
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}
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}
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@Override
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public Collection<Element> getConfigXML() {
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return null;
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}
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@Override
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public void setConfigXML(Collection<Element> configXML, boolean visAvailable) {
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}
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private class LedsPanel extends JPanel implements StateChangeListener {
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private static final long serialVersionUID = 2664611402441057313L;
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private static final int D = 25;
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private static final int S = D + 15;
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public LedsPanel() {
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super(null);
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Dimension d = new Dimension(5 + S * (leds.getLedsCount() - 1) + D + 5, 5 + D + 5);
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setMinimumSize(d);
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setPreferredSize(d);
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leds.addStateChangeListener(this);
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}
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public void close() {
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leds.removeStateChangeListener(this);
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}
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@Override
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public void stateChanged(Object source, int oldState, int newState) {
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repaint();
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}
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@Override
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protected void paintComponent(Graphics g) {
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final int count = leds.getLedsCount();
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final int height = getHeight();
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final int width = getWidth();
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final int y = (height - D) / 2;
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int x = width - D - (width - (S * (count - 1) + D)) / 2;
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int l = leds.getLeds();
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g.setColor(getBackground());
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g.fillRect(0, 0, width, height);
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((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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RenderingHints.VALUE_ANTIALIAS_ON);
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for (int i = 0; i < count; i++) {
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if ((l & 1) != 0) {
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g.setColor(onColors[i]);
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g.fillOval(x, y, D, D);
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g.setColor(Color.BLACK);
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g.drawOval(x, y, D, D);
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} else {
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g.setColor(offColors[i]);
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g.fillOval(x + 5, y + 5, D - 10, D - 10);
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}
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x -= S;
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l >>= 1;
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}
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}
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}
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}
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