Added source files.
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Deathsbreed
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115
src/spaceshipsim/SpaceShipSim.java
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115
src/spaceshipsim/SpaceShipSim.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.awt.image.*;
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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 SpaceShipSim extends JFrame implements Runnable, KeyListener {
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private final String version = "v0.1";
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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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private Ship ship;
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// Constructor:
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public SpaceShipSim() {
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super("Space Ship Simulator");
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setSize(800, 600);
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setVisible(true);
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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backbuffer = new BufferedImage(800, 600, BufferedImage.TYPE_INT_RGB);
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g2d = backbuffer.createGraphics();
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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 paint(Graphics g) {
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g2d.setTransform(identity);
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g2d.setPaint(Color.BLACK);
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g2d.fillRect(0, 0, getSize().width, getSize().height);
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drawInfo();
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drawShip();
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g.drawImage(backbuffer, 0, 0, this);
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}
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private void drawInfo() {
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g2d.setPaint(Color.WHITE);
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g2d.drawString("Welcome to SpaceShipSim " + version, 10, 40);
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g2d.drawString("Position: " + (int)ship.getX() + ", " + (int)ship.getY(), 10, 55);
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g2d.drawString("Velocity (px/s): " + (int)(ship.getVelX() * 50) + ", " + (int)(ship.getVelY() * 50), 10, 70);
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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, 85);
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g2d.drawString("Move Angle: " + (int)ship.getMoveAngle(), 10, 100);
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g2d.drawString("Face Angle: " + (int)(ship.getFaceAngle() - 90), 10, 115);
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}
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private void drawShip() {
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g2d.setTransform(identity);
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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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//keys[ke.getKeyCode()] = true;
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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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public static void main(String[] args) { new SpaceShipSim(); }
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}
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56
src/spaceshipsim/entities/BaseVectorShape.java
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src/spaceshipsim/entities/BaseVectorShape.java
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package spaceshipsim.entities;
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import java.awt.Shape;
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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 BaseVectorShape {
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private Shape shape;
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private boolean alive;
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private double x, y;
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private double velX, velY;
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private double moveAngle, faceAngle;
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// Constructor:
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public BaseVectorShape() {
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setShape(null);
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setAlive(false);
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setX(0.0);
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setY(0.0);
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setVelX(0.0);
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setVelY(0.0);
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setMoveAngle(0.0);
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setFaceAngle(0.0);
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}
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// Accessor methods:
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public Shape getShape() { return shape; }
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public boolean isAlive() { return alive; }
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public double getX() { return x; }
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public double getY() { return y; }
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public double getVelX() { return velX; }
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public double getVelY() { return velY; }
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public double getMoveAngle() { return moveAngle; }
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public double getFaceAngle() { return faceAngle; }
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// Setter methods:
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public void setShape(Shape shape) { this.shape = shape; }
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public void setAlive(boolean alive) { this.alive = alive; }
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public void setX(double x) { this.x = x; }
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public void incX(double iX) { this.x += iX; }
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public void setY(double y) { this.y = y; }
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public void incY(double iY) { this.y += iY; }
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public void setVelX(double velX) { this.velX = velX; }
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public void incVelX(double iVX) { this.velX += iVX; }
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public void setVelY(double velY) { this.velY = velY; }
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public void incVelY(double iVY) { this.velY += iVY; }
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public void setMoveAngle(double nMA) { this.moveAngle = nMA; }
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public void incMoveAngle(double iMA) { this.moveAngle += iMA; }
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public void setFaceAngle(double nFA) { this.faceAngle = nFA; }
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public void incFaceAngle(double iFA) { this.faceAngle += iFA; }
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}
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76
src/spaceshipsim/entities/Ship.java
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76
src/spaceshipsim/entities/Ship.java
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package spaceshipsim.entities;
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import java.awt.*;
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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 Ship extends BaseVectorShape {
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// Ship shape points for vector image
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private int[] shipx = { -6, -3, 0, 3, 6, 0 };
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private int[] shipy = { 6, 7, 7, 7, 6, -7 };
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// Booleans for movement
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private boolean accelerate = false;
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private boolean turnLeft = false;
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private boolean turnRight = false;
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// Acceleration variables
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private double accelerateX;
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private double accelerateY;
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// Constructor:
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public Ship(double nx, double ny) {
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setX(nx);
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setY(ny);
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setShape(new Polygon(shipx, shipy, shipx.length));
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setAlive(true);
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}
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// Update Method:
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public void update() {
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if(accelerate) {
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setMoveAngle(getFaceAngle() - 90);
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accelerateX = calcAngleMoveX(getMoveAngle()) * 0.1;
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accelerateY = calcAngleMoveY(getMoveAngle()) * 0.1;
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incVelX(accelerateX);
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incVelY(accelerateY);
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} else {
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accelerateX = 0;
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accelerateY = 0;
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}
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if(turnLeft) {
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incFaceAngle(-5);
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if(getFaceAngle() < 0) { setFaceAngle(355); } // 355 = 360 - 5
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}
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if(turnRight) {
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incFaceAngle(5);
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if(getFaceAngle() > 360) { setFaceAngle(5); }
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}
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incX(getVelX());
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incY(getVelY());
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}
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// Accessor methods:
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public Rectangle getBounds() {
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Rectangle r;
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r = new Rectangle((int)getX() - 6, (int)getY() - 6, 12, 12);
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return r;
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}
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public double getAccelX() { return accelerateX; }
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public double getAccelY() { return accelerateY; }
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// Setter methods:
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public void setAccelerate(boolean accel) { this.accelerate = accel; }
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public void setTurnLeft(boolean tL) { this.turnLeft = tL; }
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public void setTurnRight(boolean tR) { this.turnRight = tR; }
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// Methods used for calculations:
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public double calcAngleMoveX(double angle) { return (double) (Math.cos(angle * Math.PI / 180)); }
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public double calcAngleMoveY(double angle) { return (double) (Math.sin(angle * Math.PI / 180)); }
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}
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