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