52 lines
1.5 KiB
Java
52 lines
1.5 KiB
Java
import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)
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public class Enemy extends Actor
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{
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int targetX;
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int targetY;
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boolean targetReached = false;
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int speed = 3;
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public Enemy (int targetX, int targetY) {
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this.targetX = targetX;
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this.targetY = targetY;
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}
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int shootTimer;
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public void act()
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{
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shootAtPlayer();
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if (!targetReached){
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moveToTargetLocation(targetX, targetY);
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}
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}
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public void moveToTargetLocation(int targetX, int targetY){
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double dx = targetX - getX();
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double dy = targetY - getY();
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double distance = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2));
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if (distance < 2){
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targetReached = true;
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}
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setLocation(getX() + (int)(dx/distance*speed), getY() + (int)(dy/distance*speed));
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}
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public void shootAtPlayer(){
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Player player = getWorld().getObjects(Player.class).get(0);
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shootTimer++;
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if (player.getX() - getX() < 0){
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setImage("Enemy.png");
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} else if (player.getX() - getX() > 0){
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setImage("EnemyRight.png");
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}
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if (shootTimer >= 100){
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EnemyProjectile enemyProjectile = new EnemyProjectile();
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getWorld().addObject(enemyProjectile, getX(), getY());
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enemyProjectile.turnTowards(player.getX(), player.getY());
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shootTimer = 0;
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}
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}
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}
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