SwingBinaryLightImpl.java

/**
 * Copyright 2011-2013 Universite Joseph Fourier, LIG, ADELE team
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 * SwingBinaryLightImpl.java - 2 juil. 2013
 */
package fr.imag.adele.apam.test.lights.binarylight;

import java.awt.Color;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fr.imag.adele.apam.test.lights.devices.BinaryLight;
import fr.imag.adele.apam.test.lights.devices.messages.LightStatusChanged;

/**
 * @author thibaud
 * 
 */
public class SwingBinaryLightImpl extends BinaryLightImpl implements
	BinaryLight {

    private static Logger logger = LoggerFactory
	    .getLogger(SwingBinaryLightImpl.class);
    private javax.swing.JFrame frame;

    private javax.swing.JLabel light;
    private String name = "APAM Simple Binary Light";
    private String myLocation;
    private String myName;

    /**
    */
    public SwingBinaryLightImpl() {
	super(false);
    }

    @Override
    public LightStatusChanged fireLightStatus() {
	return new LightStatusChanged(currentStatus);
    }

    @Override
    public String getLocation() {
	return myLocation;
    }

    @Override
    public String getName() {
	return myName;
    }

    private void initComponents() {
	frame.setSize(100, 80);
	light = new javax.swing.JLabel();
	light.setOpaque(true);
	light.setText(myLocation);
	setLightOff();
	frame.setLayout(new java.awt.BorderLayout());
	frame.add(light, java.awt.BorderLayout.CENTER);
    }

    private void setLightOff() {
	light.setBackground(Color.GRAY);
	frame.repaint();
    }

    private void setLightOn() {
	light.setBackground(Color.YELLOW);
	frame.repaint();
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * fr.imag.adele.apam.test.lights.devices.BinaryLight#setLightStatus(boolean
     * )
     */
    @Override
    public void setLightStatus(boolean newStatus) {
	currentStatus = newStatus;
	if (currentStatus) {
	    setLightOn();
	} else {
	    setLightOff();
	}
	fireLightStatus();

    }

    @Override
    public void started() {
	logger.debug("A light named " + myName + " have been started in the "
		+ myLocation);
	frame = new javax.swing.JFrame(name);
	initComponents();
	frame.setVisible(true);
    }

    @Override
    public void stopped() {
	logger.debug("The light named " + myName + " have been stopped in the "
		+ myLocation);
	if (frame != null) {
	    frame.dispose();
	    frame = null;
	}
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * fr.imag.adele.apam.test.lights.devices.BinaryLight#switchLightStatus()
     */
    @Override
    public void switchLightStatus() {
	if (currentStatus) {
	    currentStatus = false;
	} else {
	    currentStatus = true;
	}

	this.setLightStatus(currentStatus);
	fireLightStatus();
    }
}