public void update(Graphics window) {
if (screen.equals("menu")) {
} else if (screen.equals("gamepage")) {
if (start) {
if (aliens.size() > 0 && false) {
int highy = 0;
int xcord = 0;
for (Alien a : aliens) {
if (a.getY() > highy && a.getY() < 500) {
highy = a.getY();
xcord = a.getX();
}
}
ship.setX(xcord);
keys[4] = true;
}
paint(window);
}
}
}
public void paint(Graphics window) {
if (screen.equals("menu")) {
} else if (screen.equals("gamepage")) {
// set up the double buffering to make the game animation nice and smooth
Graphics2D twoDGraph = (Graphics2D) window;
// take a snap shop of the current screen and same it as an image
// that is the exact same width and height as the current screen
if (back == null) back = (BufferedImage) (createImage(getWidth(), getHeight()));
// create a graphics reference to the back ground image
// we will draw all changes on the background image
Graphics graphToBack = back.createGraphics();
graphToBack.setColor(Color.BLUE);
graphToBack.drawString("StarFighter ", 25, 50);
graphToBack.setColor(Color.BLACK);
graphToBack.fillRect(0, 0, 800, 600);
m.drawgamescreen(graphToBack);
if (keys[0] == true && ship.getX() > 0 - 20) {
ship.move("LEFT");
}
if (keys[1] == true && ship.getX() < 800 - 80) {
ship.move("RIGHT");
}
if (keys[2] == true && ship.getY() > 0 - 10) {
ship.move("UP");
}
if (keys[3] == true && ship.getY() < 600 - 100) {
ship.move("DOWN");
}
if (keys[4] == true) {
shots.add(new Ammo(ship.getX() + 40, ship.getY() - 80, 1)); // orig speed 25
keys[4] = false;
}
// add code to move stuff
// update ship movement
ship.draw(graphToBack);
// update alien movement
for (Alien a : aliens) {
a.draw(graphToBack);
}
// update Ammo movement
for (Ammo ammo : shots) {
if (ammo.isalive()) {
ammo.draw(graphToBack);
}
}
if (false) //
{
int highy = 0;
int xcord = 0;
for (Alien a : aliens) {
if (a.getY() > highy && a.getY() < 500) {
highy = a.getY();
xcord = a.getX();
}
}
ship.setX(xcord);
keys[4] = true;
}
if (Threadnum % 100 == 0) {
// if (canshoot)
keys[4] = true;
// canshoot = !canshoot;
}
if (Threadnum % 1 == 0) {
// if (canshoot)
{
for (Ammo ammo : shots) {
if (ammo.isalive()) ammo.setY(ammo.getY() - 10);
}
}
// canshoot = !canshoot;
}
if (Threadnum % ((random(1, 6) * 300)) == 0) // every 2-5 second add a new wave of aliens
{
addmorealiens();
}
if (Threadnum % 10 == 0) // if (Threadnum%100==0)
{
for (Alien alien : aliens) {
if (alien.getresistance() != 0) {
alien.scootback(2);
alien.setY(alien.getY() - 2);
} else {
alien.setY(alien.getY() + (random(0, 2) * 1));
int randx = (random(0, 3));
int dir = random(1, 2);
if (dir == 1) {
if (alien.getX() - randx > 0) {
alien.setX(alien.getX() - randx);
}
}
if (dir == 2) {
if (alien.getX() + randx < xlimit) {
alien.setX(alien.getX() + randx);
}
}
// alien.setY(alien.getY() + 2);
}
}
}
if (aliens.size() == 0) {
// addmorealiens();
}
// add in collision detection
for (Ammo am : shots) // remove dead aliens
{
if (am.isdead()) {
shots.remove(am);
}
}
for (Alien a : aliens) // remove dead aliens
{
if (a.isdead()) {
aliens.remove(a);
}
}
for (Alien a : aliens) // remove past aliens (collsion detection between aliens and wall)
{
if (a.getY() > 600) {
a.setY(100);
// aliens.remove(a);
}
}
for (Alien alien :
aliens) // remove dead aliens and hit ammo(collision detection between aliens and ammo)
{
for (Ammo ammo : shots) {
if (Math.abs(ammo.getX() - alien.getX()) < 80
&& Math.abs(ammo.getY() - alien.getY()) < 80
&& ammo.isalive()) // &&alien.getY()==ammo.getY())
{
ammo.kill();
hitnum++;
ammosupply--;
alien.movebackmore();
alien.kill();
System.out.println("alien hit! " + gethitnum());
// alien.setY(alien.getY()-2);
}
// removedead();
}
}
if (aliens.size() == 0) {
// addmorealiens();
}
// m.drawgamescreen (graphToBack); //
twoDGraph.drawImage(back, null, 0, 0);
}
}
