added item requirements

src/de/miaurizius/jgame2d/tile/interactive/DryTreeTI.java

@@ -1,6 +1,8 @@
 package de.miaurizius.jgame2d.tile.interactive;
 
 import de.miaurizius.jgame2d.core.GamePanel;
+import de.miaurizius.jgame2d.core.enums.EntityType;
+import de.miaurizius.jgame2d.entity.Entity;
 
 public class DryTreeTI extends InteractiveTile{
 
@@ -15,4 +17,8 @@ public class DryTreeTI extends InteractiveTile{
         down1 = initEntitySprites("/interactive_tiles/drytree");
         destructible = true;
     }
+
+    public boolean meetItemReq(Entity entity) {
+        return entity.currentWeapon.weaponType == EntityType.WeaponType.AXE;
+    }
 }

src/de/miaurizius/jgame2d/tile/interactive/InteractiveTile.java

@@ -15,4 +15,8 @@ public class InteractiveTile extends Entity {
 
     public void update() {
     }
+
+    public boolean meetItemReq(Entity entity) {
+        return false;
+    }
 }