KeyListener fixed!

src/spaceshipsim/SimPanel.java

@@ -0,0 +1,102 @@
+package spaceshipsim;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.awt.geom.*;
+import java.util.*;
+
+import spaceshipsim.entities.*;
+
+/**
+ * @author Nicolás A. Ortega
+ * @copyright Nicolás A. Ortega
+ * @license GNU GPLv3
+ * @year 2014
+ * 
+ */
+public class SimPanel extends JPanel implements Runnable, KeyListener {
+	// Graphics/Framework items
+	private Thread gameloop;
+	//private BufferedImage backbuffer;
+	private Graphics2D g2d;
+	//private AffineTransform identity = new AffineTransform();
+
+	// The Ship
+	private Ship ship;
+
+	public SimPanel() {
+		setFocusable(true);
+		ship = new Ship(400, 300);
+		addKeyListener(this);
+		start();
+	}
+
+	public void start() {
+		gameloop = new Thread(this);
+		gameloop.start();
+	}
+
+	public void stop() { gameloop = null; }
+
+	public void paintComponent(Graphics g) {
+		super.paintComponent(g);
+		g2d = (Graphics2D) g;
+
+		g2d.setColor(Color.BLACK);
+		g2d.fillRect(0, 0, 800, 600);
+
+		drawInfo();
+		drawShip();
+	}
+
+	private void drawInfo() {
+		g2d.translate(0, 10);
+		g2d.setColor(Color.WHITE);
+		g2d.drawString("Welcome to SpaceShipSim v0.2", 10, 10);
+		g2d.drawString("Position: " + (int)ship.getX() + ", " + (int)ship.getY(), 10, 25);
+		g2d.drawString("Velocity (px/s): " + (int)(ship.getVelX() * 50) + ", " + (int)(ship.getVelY() * 50), 10, 40);
+		g2d.drawString("Acceleration (px/s/s): " + (int)(ship.getAccelX() * Math.pow(50, 2)) + ", " + (int)(ship.getAccelY() * Math.pow(50, 2)), 10, 55);
+		g2d.drawString("Move Angle: " + (int)ship.getMoveAngle(), 10, 70);
+		g2d.drawString("Face Angle: " + (int)(ship.getFaceAngle() - 90), 10, 85);
+	}
+
+	private void drawShip() {
+		g2d.translate(ship.getX(), ship.getY());
+		g2d.rotate(Math.toRadians(ship.getFaceAngle()));
+		g2d.setColor(Color.RED);
+		g2d.fill(ship.getShape());
+	}
+
+	public void run() {
+		Thread t = Thread.currentThread();
+
+		while(t == gameloop) {
+			try {
+				ship.update();
+
+				Thread.sleep(20);
+			} catch(InterruptedException ie) {
+				ie.printStackTrace();
+			}
+
+			repaint();
+		}
+	}
+
+	public void keyPressed(KeyEvent ke) {
+		int keyCode = ke.getKeyCode();
+
+		if(keyCode == KeyEvent.VK_UP) { ship.setAccelerate(true); }
+		if(keyCode == KeyEvent.VK_LEFT) { ship.setTurnLeft(true); }
+		if(keyCode == KeyEvent.VK_RIGHT) { ship.setTurnRight(true); }
+	}
+	public void keyReleased(KeyEvent ke) {
+		int keyCode = ke.getKeyCode();
+
+		if(keyCode == KeyEvent.VK_UP) { ship.setAccelerate(false); }
+		if(keyCode == KeyEvent.VK_LEFT) { ship.setTurnLeft(false); }
+		if(keyCode == KeyEvent.VK_RIGHT) { ship.setTurnRight(false); }
+	}
+	public void keyTyped(KeyEvent ke) {}
+}