more refactoring and reorganizing.

src/MAndApps/apps/spacewars/Entity.java

@@ -30,4 +30,10 @@ public abstract class Entity extends BasicTickAndRender{
 	}
 	
 	public abstract boolean isCollidable();
+
+	public abstract void die();
+
+	public abstract boolean getAlive();
+	
+	public abstract void collidedWith(Entity e);
 }

src/MAndApps/apps/spacewars/Particle.java

@@ -101,4 +101,16 @@ public class Particle extends Entity{
 	public boolean isCollidable() {
 		return false;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/SpaceWars.java

@@ -18,6 +18,8 @@ import javax.imageio.ImageIO;
 
 import MAndApps.apps.spacewars.entity.Enemy;
 import MAndApps.apps.spacewars.entity.Player;
+import MAndApps.apps.spacewars.entity.enemy.NormalEnemy;
+import MAndApps.apps.spacewars.entity.enemy.RedEnemy;
 import MAndApps.apps.spacewars.tools.Explosion;
 import MAndEngine.BasicApp;
 
@@ -27,10 +29,8 @@ public class SpaceWars implements BasicApp {
 	private static boolean debug = false;
 	private static final int WIDTH = 1024, HEIGHT = 600;
 	private static Image background;
-	private static Random r = new Random();
-	private static ArrayList<Enemy> entities = new ArrayList<Enemy>();
+	private static ArrayList<Entity> entities = new ArrayList<Entity>();
 	private static Player player = new Player();
-	private static ArrayList<Explosion> explosions = new ArrayList<Explosion>();
 
 	//
 	public static final Font defaultFont = new Font("Ubuntu", Font.BOLD, 10);
@@ -40,49 +40,41 @@ public class SpaceWars implements BasicApp {
 
 	@Override
 	public void tick() {
-		
+
 		// ticks enemies
 		for (int i = 0; i < entities.size(); i++)
 			entities.get(i).tick();
-		
-		// tick explosions
-		for (int i = 0; i < explosions.size(); i++)
-			explosions.get(i).tick();
-		
-		// tick player object
-		Rectangle playerRect = player.getBoundingBox();
-		if (player.getAlive())
-			for (int i = 0; i < entities.size(); i++)
-				if (entities.get(i).isCollidable() && entities.get(i).getBoundingBox().intersects(playerRect))
-					player.collideWithEnemy(entities.get(i).getX(), entities.get(i).getY());
-		
-		int i = 0;
-		while (i < entities.size()) {
-			if (!entities.get(i).getAlive()) {
-				
-				BOOM( 75, 1.2, entities.get(i).getColor().getRed()-50,
-				entities.get(i).getColor().getGreen()-50,
-				entities.get(i).getColor().getBlue()-50, 50,
-				(int)entities.get(i).getX(),
-				(int)entities.get(i).getY(), 550, true, true, 10 );
-				
-				entities.remove(i);
 
+		// check dem collisions yo
+		for (int i = 0; i < entities.size(); i++) {
+			Entity e1 = entities.get(i);
+			if (e1.isCollidable()) {
+				for (int j = i + 1; j < entities.size(); j++) {
+					Entity e2 = entities.get(j);
+					if(e2.isCollidable()) {
+						
+						//because efficiency.
+						e1.collidedWith(e2);
+						e2.collidedWith(e1);
+						
+					}
+				}
+			}
+
+		}
+
+		// cleanup method.
+		for (int i = 0; i < entities.size();) {
+			Entity entity = entities.get(i);
+			if (!entity.getAlive()) {
+				entity.die();
+				entities.remove(i);
 			} else
 				i++;
 		}
-
-		i = 0;
-		while (i < explosions.size()) {
-			if (!explosions.get(i).getAlive()) {
-				explosions.remove(i);
-			} else {
-				i++;
-			}
-		}
 	}
 
-	public static ArrayList<Enemy> getEnemies() {
+	public static ArrayList<Entity> getEnemies() {
 		return entities;
 	}
 
@@ -96,11 +88,7 @@ public class SpaceWars implements BasicApp {
 
 			g.setFont(defaultFont);
 			g.drawImage(background, 0, 0, WIDTH, HEIGHT, null);
-
-			for (int i = 0; i < explosions.size(); i++)
-				explosions.get(i).render(g, i);
-
-			player.render(g);
+			
 			for (int i = 0; i < entities.size(); i++)
 				entities.get(i).render(g);
 
@@ -136,6 +124,10 @@ public class SpaceWars implements BasicApp {
 	public void initialize() {
 		try {
 			background = ImageIO.read(new URL("http://wallpaperswiki.org/wallpapers/2012/11/Wallpaper-Abstract-Wallpaper-Background-Texture-Texture-Yellow-Pictures-600x1024.jpg"));
+			entities.add(player);
+			entities.add(new NormalEnemy(0, 0));
+			entities.add(new NormalEnemy(0, 0));
+			entities.add(new NormalEnemy(0, 0));
 		} catch (Exception e) {
 			background = (Image) new BufferedImage(1024, 600, BufferedImage.TRANSLUCENT);
 			Graphics g = background.getGraphics();
@@ -146,7 +138,7 @@ public class SpaceWars implements BasicApp {
 
 	@Override
 	public void keyPressed(KeyEvent e) {
-		
+
 	}
 
 	@Override
@@ -177,14 +169,14 @@ public class SpaceWars implements BasicApp {
 	}
 
 	public static void BOOM(double speed, double decay, int r, int g, int b, int variant, int x, int y, int size, boolean singleVariant, boolean bubble, int sizeOfParticles) {
-		
+
 		Explosion explosion = new Explosion(speed, decay, r, g, b, variant, singleVariant);
-		
-		explosions.add(explosion);
+
+		entities.add((Entity) explosion);
 		explosion.goBoom(x, y, size, bubble, sizeOfParticles);
-		
+
 	}
-	
+
 	@Override
 	public boolean visibleInMenu() {
 		return true;
@@ -200,11 +192,11 @@ public class SpaceWars implements BasicApp {
 
 	@Override
 	public void resized(int width, int height) {
-		
+
 	}
 
 	@Override
 	public void click() {
-		
+
 	}
 }

src/MAndApps/apps/spacewars/entity/Enemy.java

@@ -7,6 +7,7 @@ import MAndApps.apps.spacewars.entity.enemy.GreenEnemy;
 import MAndApps.apps.spacewars.entity.enemy.NormalEnemy;
 import MAndApps.apps.spacewars.entity.enemy.RedEnemy;
 import MAndApps.apps.spacewars.Entity;
+import MAndApps.apps.spacewars.SpaceWars;
 
 public abstract class Enemy extends Entity {
 	public static final int NORMAL = 0;
@@ -57,4 +58,12 @@ public abstract class Enemy extends Entity {
 	public abstract void damage(int damage);
 
 	public abstract boolean isCollidable();
+	
+	@Override
+	public void collidedWith(Entity e) {
+		if(e instanceof Bullet) {
+			Bullet b = (Bullet)e;
+			damage(b.getDamage());
+		}
+	}
 }

src/MAndApps/apps/spacewars/entity/Player.java

@@ -18,6 +18,11 @@ public class Player extends Entity {
 	private boolean A = false, S = false, D = false, W = false, alive = true;
 	private Random r = new Random();
 	private Gun gun = new Gun(Bullet.BASIC, 25, (int)x, (int)y);
+	
+	/**
+	 * go boom is a callback when it dies because it dies on tick i assume?
+	 * TODO fix that so no die on tick.
+	 */
 	private boolean goBoom = false;
 
 	public Player() {
@@ -130,67 +135,6 @@ public class Player extends Entity {
 
 	private double time = 0;
 
-	@Override
-	public void keyPressed(KeyEvent e) {
-		switch (e.getKeyCode()) {
-		case KeyEvent.VK_W:
-			W = true;
-			break;
-		case KeyEvent.VK_D:
-			D = true;
-			break;
-		case KeyEvent.VK_S:
-			S = true;
-			break;
-		case KeyEvent.VK_A:
-			A = true;
-			break;
-		case KeyEvent.VK_I:
-			shoot(Direction.UP);
-			break;
-		case KeyEvent.VK_J:
-			shoot(Direction.LEFT);
-			break;
-		case KeyEvent.VK_K:
-			shoot(Direction.DOWN);
-			break;
-		case KeyEvent.VK_L:
-			shoot(Direction.RIGHT);
-			break;
-		}
-	}
-
-	private void shoot(int direction) {
-        gun.updatePosition((int)x + WIDTH/2, (int)y + HEIGHT/2);
-		gun.shoot(direction);
-	}
-
-	@Override
-	public void keyReleased(KeyEvent e) {
-		switch (e.getKeyCode()) {
-		case KeyEvent.VK_W:
-			W = false;
-			break;
-		case KeyEvent.VK_D:
-			D = false;
-			break;
-		case KeyEvent.VK_S:
-			S = false;
-			break;
-		case KeyEvent.VK_A:
-			A = false;
-			break;
-		}
-
-	}
-
-	public void collideWithEnemy(double x, double y) {
-		goBoom = true;
-		timer = 0;
-		alive = false;
-		time = 5;
-	}
-
 	public boolean getAlive() {
 		return alive;
 	}
@@ -199,4 +143,20 @@ public class Player extends Entity {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		if(e instanceof Enemy) {
+			goBoom = true;
+			timer = 0;
+			alive = false;
+			time = 5;
+		}
+	}
 }

src/MAndApps/apps/spacewars/entity/bullet/BasicPlayerBullet.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.Rectangle;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Bullet;
 import MAndApps.apps.spacewars.tools.Direction;
@@ -14,7 +15,8 @@ public class BasicPlayerBullet extends Bullet {
 	private final static int SPEED = 10;
 	private double x, y;
 	private boolean alive = true;
-
+	
+	
 	public BasicPlayerBullet(int direction, int x, int y) {
 		super(x, y, 1, 1);
 		this.x = x;
@@ -41,16 +43,12 @@ public class BasicPlayerBullet extends Bullet {
 			} else if (direction == Direction.RIGHT) {
 				x += SPEED;
 			}
-
+			
+			
 			updateBoundingBox((int) x, (int) y, WIDTH, HEIGHT);
 			Rectangle r = getBoundingBox();
-			for (int i = 0; i < SpaceWars.getEnemies().size(); i++) {
-				if (r.intersects(SpaceWars.getEnemies().get(i).getBoundingBox())) {
-					SpaceWars.getEnemies().get(i).damage(getDamage());
-					alive = false;
-					i = SpaceWars.getEnemies().size();
-				}
-			}
+			
+			//if out of bound
 			if(x > SpaceWars.getWIDTH() || x < 0 - WIDTH || y > SpaceWars.getHEIGHT() || y < 0 - HEIGHT){
 				alive = false;
 			}
@@ -86,4 +84,16 @@ public class BasicPlayerBullet extends Bullet {
 		return true;
 	}
 
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
+
 }

src/MAndApps/apps/spacewars/entity/bullet/PlayerImpactBullet.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.Rectangle;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Bullet;
 import MAndApps.apps.spacewars.tools.Direction;
@@ -54,13 +55,7 @@ public class PlayerImpactBullet extends Bullet {
 
 			updateBoundingBox((int) x, (int) y, WIDTH, HEIGHT);
 			Rectangle r = getBoundingBox();
-			for (int i = 0; i < SpaceWars.getEnemies().size(); i++) {
-				if (r.intersects(SpaceWars.getEnemies().get(i).getBoundingBox())) {
-					SpaceWars.getEnemies().get(i).damage(getDamage());
-					alive = false;
-					i = SpaceWars.getEnemies().size();
-				}
-			}
+			
 			if(x > SpaceWars.getWIDTH() || x < 0 - WIDTH || y > SpaceWars.getHEIGHT() || y < 0 - HEIGHT){
 				alive = false;
 			}
@@ -87,4 +82,16 @@ public class PlayerImpactBullet extends Bullet {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/entity/bullet/PlayerPiercingBullet.java

@@ -3,6 +3,7 @@ package MAndApps.apps.spacewars.entity.bullet;
 import java.awt.Color;
 import java.awt.Graphics;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Bullet;
 import MAndApps.apps.spacewars.tools.Direction;
@@ -61,16 +62,7 @@ public class PlayerPiercingBullet extends Bullet {
 				break;
 			}
 			updateBoundingBox((int) x, (int) y, WIDTH, HEIGHT);
-			for (int i = 0; i < SpaceWars.getEnemies().size() && hits < MAX_HITS; i++) {
-				if (SpaceWars.getEnemies().get(i).getBoundingBox().intersectsLine((int)x, (int)y, (int)oldX, (int)oldY)) {
-					hits++;
-					SpaceWars.getEnemies().get(i).damage(getDamage());
-					if(hits >= MAX_HITS){
-						alive = false;
-						i = SpaceWars.getEnemies().size();
-					}
-				}
-			}
+			
 			if(x > SpaceWars.getWIDTH() || x < 0 - WIDTH || y > SpaceWars.getHEIGHT() || y < 0 - HEIGHT){
 				alive = false;
 			}
@@ -98,4 +90,16 @@ public class PlayerPiercingBullet extends Bullet {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/entity/enemy/BlueEnemy.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.util.Random;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Enemy;
 
@@ -178,4 +179,16 @@ public class BlueEnemy extends Enemy {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/entity/enemy/GreenEnemy.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.util.Random;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Enemy;
 
@@ -185,4 +186,16 @@ public class GreenEnemy extends Enemy {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/entity/enemy/NormalEnemy.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.util.Random;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Enemy;
 
@@ -179,4 +180,16 @@ public class NormalEnemy extends Enemy {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/entity/enemy/RedEnemy.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Graphics;
 import java.util.Random;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.SpaceWars;
 import MAndApps.apps.spacewars.entity.Enemy;
 
@@ -176,4 +177,16 @@ public class RedEnemy extends Enemy {
 	public boolean isCollidable() {
 		return true;
 	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 }

src/MAndApps/apps/spacewars/tools/Explosion.java

@@ -5,16 +5,18 @@ import java.awt.Graphics;
 import java.util.Random;
 import java.util.Stack;
 
+import MAndApps.apps.spacewars.Entity;
 import MAndApps.apps.spacewars.Particle;
 
 
-public class Explosion {
+public class Explosion extends Entity{
 	private Stack<Particle> bits = new Stack<Particle>();
 	private Random rand = new Random();
 	private final double SPEED, DECAY;
 	private final int r, g, b, variant;
 	private final boolean singleVariant;
 	public Explosion(double speed, double decay, int r, int g, int b, int variant, boolean singleVariant){
+		super(0, 0, 1, 1);
 		SPEED = speed;
 		DECAY = decay;
 		this.r = r;
@@ -23,7 +25,8 @@ public class Explosion {
 		this.variant = variant;
 		this.singleVariant = singleVariant;
 	}
-	public void tick() {
+	
+	public int tick() {
 		for(int i = 0; i < bits.size(); i++)
 			bits.elementAt(i).tick();
 		int i = 0;
@@ -34,6 +37,7 @@ public class Explosion {
 				i++;
 			}
 		}
+		return 0;
 	}
 
 	public void render(Graphics g, int line) {
@@ -77,5 +81,27 @@ public class Explosion {
 				alive = true;
 		return alive;
 	}
+	@Override
+	public boolean isCollidable() {
+		// TODO Auto-generated method stub
+		return false;
+	}
+	@Override
+	public void render(Graphics g) {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void die() {
+		// TODO Auto-generated method stub
+		
+	}
+
+	@Override
+	public void collidedWith(Entity e) {
+		// TODO Auto-generated method stub
+		
+	}
 
 }