-
Notifications
You must be signed in to change notification settings - Fork 2
/
Spawner.java
76 lines (65 loc) · 2.22 KB
/
Spawner.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
import greenfoot.*;
import java.util.List;
public class Spawner{
private World world;
private boolean isEnergyWorld;
private Status status;
public Spawner(){
}
public Spawner(World world){
this.world = world;
}
public Spawner(EnergyWorld world){
this.world = (World)world;
isEnergyWorld = true;
}
public Spawner(BirdWorld world){
this.world = (World)world;
isEnergyWorld = false;
}
public void spawnBird(Status status, boolean isEnergyWorld){
randomSpawn(new Bird(world, status, isEnergyWorld));
}
public void spawnSnake(){
randomSpawn(new Snake(world));
}
public void spawnApple(){
randomSpawn(new Apple(world));
}
public void spawnBanana(){
randomSpawn(new Banana(world));
}
public void spawnPapaya(){
randomSpawn(new Papaya(world));
}
public void spawnCat(){
randomSpawn(new Cat(world));
}
public void spawnWorm(){
randomSpawn(new Worm(world));
}
private void randomSpawn(Actor act){
while(true){
int xPos = Greenfoot.getRandomNumber(world.getWidth());
int yPos = Greenfoot.getRandomNumber(world.getHeight());
if(isValidLocation(xPos, yPos)){
world.addObject(act, xPos, yPos);
return;
}
}
}
private boolean isValidLocation(int x, int y){
int spawnRange = 30; //Jarak toleransi antar object
//Pengecekan object apa saja yang berada pada posisi x dan y
List<Actor> actors = world.getObjectsAt(x, y, null);
actors.addAll(world.getObjectsAt(x+spawnRange, y+spawnRange, null));
actors.addAll(world.getObjectsAt(x-spawnRange, y-spawnRange, null));
actors.addAll(world.getObjectsAt(x+spawnRange, y-spawnRange, null));
actors.addAll(world.getObjectsAt(x-spawnRange, y+spawnRange, null));
actors.addAll(world.getObjectsAt(x+spawnRange, y, null));
actors.addAll(world.getObjectsAt(x-spawnRange, y, null));
actors.addAll(world.getObjectsAt(x, y-spawnRange, null));
actors.addAll(world.getObjectsAt(x, y+spawnRange, null));
return actors.isEmpty();
}
}