Beispiel #1
0
  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);
      }
    }
  }
Beispiel #2
0
  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);
    }
  }