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package edu.wpi.first.smartdashboard.gui.elements;
import java.awt.*;
import javax.swing.*;
import edu.wpi.first.smartdashboard.gui.*;
import edu.wpi.first.smartdashboard.properties.*;
import edu.wpi.first.smartdashboard.robot.Robot;
import edu.wpi.first.wpilibj.tables.*;
/**
*
* @author Joe Grinstead
*/
public class ConnectionIndicator extends StaticWidget implements IRemoteConnectionListener {
public static final String NAME = "Connection Indicator";
private static final int DRAW_EMBOSSED = 0;
private static final int DRAW_ENGRAVED = 1;
private static final int DRAW_ROUNDED = 2;
private static final int DRAW_PLAIN = 3;
public final ColorProperty positive = new ColorProperty(this, "Connection Color", Color.GREEN);
public final ColorProperty negative = new ColorProperty(this, "No Connection Color", Color.RED);
public final MultiProperty display = new MultiProperty(this, "Graphics");
private boolean connected = false;
private Runnable repainter = new Runnable() {
public void run() {
repaint();
}
};
public ConnectionIndicator() {
setPreferredSize(new Dimension(32, 32));
display.add("Embossed", DRAW_EMBOSSED);
display.add("Engraved", DRAW_ENGRAVED);
display.add("Rounded", DRAW_ROUNDED);
display.add("Simple", DRAW_PLAIN);
display.setDefault("Embossed");
}
@Override
public void init() {
Robot.addConnectionListener(this, true);
}
@Override
public void disconnect() {
Robot.removeConnectionListener(this);
}
@Override
public void propertyChanged(Property property) {
if (property == positive && connected) {
repaint();
} else if (property == negative && !connected) {
repaint();
} else if (property == display) {
repaint();
}
}
@Override
protected void paintComponent(Graphics g) {
Dimension size = getSize();
switch ((Integer) display.getValue()) {
case DRAW_EMBOSSED:
g.setColor(connected ? positive.getValue() : negative.getValue());
g.fill3DRect(0, 0, size.width, size.height, true);
break;
case DRAW_ENGRAVED:
g.setColor(connected ? positive.getValue() : negative.getValue());
g.fill3DRect(0, 0, size.width, size.height, false);
break;
case DRAW_ROUNDED:
g.setColor(getBackground());
g.fillRect(0, 0, size.width, size.height);
g.setColor(connected ? positive.getValue() : negative.getValue());
g.fillRoundRect(0, 0, size.width, size.height, 8, 8);
break;
case DRAW_PLAIN:
default:
g.setColor(connected ? positive.getValue() : negative.getValue());
g.fillRect(0, 0, size.width, size.height);
}
}
@Override
public void connected(IRemote remote) {
System.out.println("ConnectionIndicator CONNECTED");
if (!connected) {
connected = true;
SwingUtilities.invokeLater(repainter);
}
}
@Override
public void disconnected(IRemote remote) {
System.out.println("ConnectionIndicator DISCONNECTED");
if (connected) {
connected = false;
SwingUtilities.invokeLater(repainter);
}
}
}
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