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Ambulance.java
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Ambulance.java
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import greenfoot.*; // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)
/**
* The ambulance is the vehicle, that is controlled by the player
*
* @author Manuel Kienlein
*/
public class Ambulance extends Actor
{
protected int speed = 3;
protected boolean god = false;
protected boolean autopilot = false;
private long ap_lastRocket = 0;
public Ambulance()
{
super();
}
public void act()
{
move(speed);
lookForWorms();
checkKeys();
displayScore();
drawWaypoints();
autopilot();
}
private void checkKeys()
{
if(Greenfoot.isKeyDown("left")){
turn(-5);
}
if(Greenfoot.isKeyDown("right")){
turn(5);
}
if(KeyListener.isKeyTyped("space")){
fireRocket(false);
}
if(KeyListener.isKeyTyped("G")) god = !god;
if(KeyListener.isKeyTyped("+")) speed++;
if(KeyListener.isKeyTyped("-")) speed--;
if(KeyListener.isKeyTyped("A")) autopilot = !autopilot;
if(KeyListener.isKeyTyped("R")){
for(int i=0; i < 36; i++){
turn(10);
fireRocket(false);
}
}
}
private void lookForWorms()
{
if(!isTouching(Worm.class)) return;
if(Game.gameStopped) return;
Worm worm = (Worm)getOneIntersectingObject(Worm.class);
int size = worm.getSize();
Game.score += size;
if(speed<3) speed++;
removeTouching(Worm.class);
if(Game.score >= Game.MAX_SCORE){
System.out.println("ERROR");
Game.gameOver();
}
Greenfoot.playSound("slurp.wav");
SpaceWorld w = (SpaceWorld)this.getWorld();
w.checkForRespawn();
}
private void displayScore(){
World w = getWorld();
GreenfootImage background = w.getBackground();
background.setColor(Color.WHITE);
background.fillRect(0, 0, 210, 100);
background.setColor(Color.BLACK);
background.setFont(new Font("Consolas", false, false, 20));
int c = 20;
background.drawString("Score: "+Game.score+" / "+Game.MAX_SCORE, 10, c);
c+=20;
background.drawString("God: "+String.valueOf(god)+" [G]", 10, c);
c+=20;
background.drawString("Speed: "+speed+" [+/-]", 10, c);
c+=20;
background.drawString("AP: "+String.valueOf(autopilot)+" [A]", 10, c);
c+=20;
}
private void fireRocket(boolean autoFollow)
{
Rocket rocket = new Rocket(this.getRotation(), autoFollow);
((SpaceWorld)this.getWorld()).spawnActor(rocket, this.getX(), this.getY());
}
private void autopilot(){
if(!autopilot) return;
int x = getX();
int y = getY();
boolean faceWorms = true;
boolean fireRockets = true;
boolean escapeLadybugs = true;
Ladybug nearestLadybug = null;
Worm nearestWorm = null;
java.util.List ladybugs = getNeighbours(5000, true, Ladybug.class);
if(ladybugs.size() > 0){
nearestLadybug = (Ladybug)ladybugs.get(0);
}
java.util.List worms = getNeighbours(5000, true, Worm.class);
if(worms.size() > 0){
nearestWorm = (Worm)worms.get(0);
}
if(nearestWorm != null && faceWorms){
turnTowards(nearestWorm.getX(), nearestWorm.getY());
}
if(nearestLadybug != null){
int nearestLadybug_d_x = getX()-nearestLadybug.getX();
int nearestLadybug_d_y = getY()-nearestLadybug.getY();
int nearestLadybugDistance = (int)Math.sqrt((int)(Math.pow(nearestLadybug_d_x, 2) + Math.pow(nearestLadybug_d_y, 2)));
if(nearestLadybugDistance < 100){
turnTowards(nearestLadybug.getX(), nearestLadybug.getY());
turn(180);
}
if(fireRockets){
if(ap_lastRocket+500 > System.currentTimeMillis()) return;
ap_lastRocket = System.currentTimeMillis();
turnTowards(nearestLadybug.getX(), nearestLadybug.getY());
fireRocket(true);
}
}
}
private long lastWaypoint;
private void drawWaypoints(){
if(Game.score < Game.MAX_SCORE/2) return;
if(lastWaypoint + 100 > System.currentTimeMillis()) return;
lastWaypoint = System.currentTimeMillis();
GreenfootImage bg = getWorld().getBackground();
bg.setColor(Color.GREEN);
bg.drawOval(getX()-2, getY()-2, 4, 4);
}
public boolean isGod()
{
return god;
}
public void setGod(boolean god)
{
this.god = god;
}
}