add whale

src/Aquarium.cpp

@@ -6,6 +6,7 @@
 #include "Seaweed.h"
 #include "Ship.h"
 #include "Waterline.h"
+#include "Whale.h"
 #include <algorithm>
 #include <iostream>
 
@@ -135,20 +136,26 @@ void Aquarium::addWaterline() { addEntityImpl<Waterline>(); }
 void Aquarium::addCastle() { addEntityImpl<Castle>(); }
 void Aquarium::addShip() { addEntityImpl<Ship>(); }
 void Aquarium::addSeaMonster() { addEntityImpl<SeaMonster>(); }
+void Aquarium::addWhale() { addEntityImpl<Whale>(); }
+
 void Aquarium::ensureBigEntityExists() {
   // Check if any big entities exist on screen
   for (const auto &entity : entities) {
     if (dynamic_cast<Ship *>(entity.get()) ||
-        dynamic_cast<SeaMonster *>(entity.get())) {
+        dynamic_cast<SeaMonster *>(entity.get()) ||
+        dynamic_cast<Whale *>(entity.get())) {
       return; // Big entity found, do nothing
     }
   }
 
-  // No big entity found, spawn next in cycle
-  if (big_entity_index % 2 == 0) {
+  // No big entity found, spawn next in cycle (Ship, SeaMonster, Whale)
+  int entity_type = big_entity_index % 3;
+  if (entity_type == 0) {
     addEntityImpl<Ship>();
-  } else {
+  } else if (entity_type == 1) {
     addEntityImpl<SeaMonster>();
+  } else {
+    addEntityImpl<Whale>();
   }
   ++big_entity_index;
 }