Better complexity

src/main/java/fr/ynerant/leveleditor/api/editor/RawMap.java

@@ -4,10 +4,12 @@ import fr.ynerant.leveleditor.editor.Map;
 
 import java.awt.image.BufferedImage;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 
 public class RawMap {
     private List<RawCase> cases;
+    private java.util.Map<Integer, RawCase> cases_map;
     private int width;
     private int height;
     private transient BufferedImage font;
@@ -36,6 +38,16 @@ public class RawMap {
         return cases;
     }
 
+    public RawCase getCase(int x, int y) {
+        if (cases_map == null) {
+            cases_map = new HashMap<>();
+            for (RawCase c : getCases())
+                cases_map.put(c.getPosY() * width + c.getPosX(), c);
+        }
+
+        return cases_map.get(y * getWidth() + x);
+    }
+
     public int getWidth() {
         return width;
     }

src/main/java/fr/ynerant/leveleditor/game/GameFrame.java

@@ -108,25 +108,15 @@ public class GameFrame extends JFrame {
         return map;
     }
 
-    public RawCase getCase(int x, int y) {
-        for (RawCase c : getMap().getCases()) {
-            if (c.getPosX() == x && c.getPosY() == y)
-                return c;
-        }
-
-        return null;
-    }
-
     public void tick() {
         if (mobs.isEmpty() && round < 4) {
             ++round;
             for (int i = 1; i <= RANDOM.nextInt(16) + 1; ++i) {
                 Mob mob = Mob.getRandomMob();
-                do {
+                do
                     mob.move(RANDOM.nextInt(getMap().getWidth() / 16), RANDOM.nextInt(getMap().getHeight() / 16));
-                }
+                while (getMap().getCase(mob.getX(), mob.getY()).getCollision() != Collision.ANY);
-                while (getCase(mob.getX(), mob.getY()).getCollision() != Collision.ANY);
+                getMap().getCase(mob.getX(), mob.getY()).setCollision(Collision.PARTIAL);
-                getCase(mob.getX(), mob.getY()).setCollision(Collision.PARTIAL);
                 mobs.add(mob);
             }
         }
@@ -218,7 +208,7 @@ public class GameFrame extends JFrame {
             if (tower == null || tower.getPrice() > reward)
                 return;
 
-            RawCase c = getCase(x, y);
+            RawCase c = getMap().getCase(x, y);
             if (c == null || c.getCollision() != Collision.ANY)
                 return;
             c.setCollision(Collision.FULL);

src/main/java/fr/ynerant/leveleditor/game/Mob.java

@@ -73,8 +73,8 @@ public abstract class Mob {
             --tickRemains;
         else {
             tickRemains = getSlowness();
-            RawCase c = game.getCase(getX(), getY());
+            RawCase c = game.getMap().getCase(getX(), getY());
-            RawCase other = game.getCase(getX() - 1, getY());
+            RawCase other = game.getMap().getCase(getX() - 1, getY());
             if (other == null || other.getCollision() == Collision.ANY) {
                 c.setCollision(Collision.ANY);
                 if (other != null)