Android Open Source - Apocalypse-Defense Zombie Manager

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From Project

Back to project page Apocalypse-Defense.

License

The source code is released under:

MIT License

Java Source Code

package com.apocalypsedefense.core;
/* www.ja  v  a2s  .c  om*/
public class ZombieManager {

  Game game;
  
  public ZombieManager(Game game) {
    this.game = game;
    // TODO Auto-generated constructor stub
  }
  
  public void createZombieAt(int x, int y){
    game.zombies.add(new Zombie(new Point(x,y)));
  }

  
  public void update(){
    Movement m = new Movement(game.map);
    // For each zombie in the list of zombies:
    for (int z = 0; z < game.zombies.size(); z++) {
      // If the zombie has a target and the target is still alive (some other zombie hasn't killed it):
      Zombie zombie = game.zombies.get(z);
      if (zombie.target != null
          && game.survivors.contains(zombie.target)) {
        // If the zombie isn't attacking:
        if (zombie.state.equals("Walking")) {
          // Move toward target:
          zombie.position = m.getNewPosition(zombie.position,
              "Directed", zombie.target.position);
          // Check if the zombie can attack the target:
          if (zombie.position.getDistance(zombie.target.position) <= 1) {
            // If so, switch zombie to attack mode:
            zombie.state = "Attacking";
          }
        } else if (zombie.state.equals("Attacking")) {
          // Attack target:
          zombie.target.takeDamage(zombie.attack());
          // If the target is killed:
          if (!zombie.target.isAlive) {
            // Remove the survivor:
            game.survivors.remove(zombie.target);
            // For testing purposes:
            System.out.print(zombie.target.name
                + " DIED! Position:["
                + zombie.target.position.getCoords() + "]");
            System.out.println("Killer: " + zombie.name
                                + " Position:[" + zombie.position.getCoords()
                                + "]");

            // game.shop = new Shop(game.gold, "Survivor", "Buy", 1,
            // new Point(0,0), 1);
            // ArrayList<Survivor> survivors = game.shop.buyTower();
            // for(int s=0;s<survivors.size();s++){
            // Random r = new Random();
            // int x = r.nextInt(game.width);
            // int y = r.nextInt(game.height);
            // survivors.get(s).position = new Point(x,y);
            // Arrays.asList(game.survivors).add(survivors.get(s));

            // Set the zombie's target to null:
            zombie.target = null;

            // Set the zombie's state to "Walking":
            zombie.state = "Walking";
          }
        }
      }
      // Otherwise, if the zombie doesn't have a target or the target was killed by another zombie
      // and there are still targets:
      else if ((zombie.target == null
          || !game.survivors.contains(zombie.target))
          && game.survivors.size() != 0) {
        zombie.target = null;
        zombie.state = "Walking";
        // Randomly walk:
        zombie.position = m.getNewPosition(zombie.position, "Random",
            null);

        // Find the closest survivor:
        float minDist = 99999;
        Survivor closestTarget = null;
        for (int s = 0; s < game.survivors.size(); s++) {
          float dist = zombie.position.getDistance(game.survivors
              .get(s).position);
          if (dist < minDist) {
            minDist = dist;
            closestTarget = game.survivors.get(s);
          }
        }
        if (closestTarget != null){
          // Set the zombie's target to that closest survivor:
          zombie.target = closestTarget;          
        }
      }
    }
  }

}

Java Source Code List

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