Add Dungeon Room and Object Selection Features

- Introduced new classes for DungeonRoomSelector and DungeonObjectSelector to enhance room and object management within the dungeon editor.
- Implemented UI components for selecting rooms and entrances, allowing users to easily navigate and manage dungeon layouts.
- Added functionality for rendering room graphics and object previews, improving the visual editing experience.
- Updated the DungeonEditor class to integrate the new selectors, streamlining the overall editing workflow.
- Enhanced error handling and validation in room and object management processes to ensure robust functionality.

src/app/editor/dungeon/dungeon_room_selector.h

@@ -0,0 +1,55 @@
+#ifndef YAZE_APP_EDITOR_DUNGEON_DUNGEON_ROOM_SELECTOR_H
+#define YAZE_APP_EDITOR_DUNGEON_DUNGEON_ROOM_SELECTOR_H
+
+#include "imgui/imgui.h"
+#include "app/rom.h"
+#include "app/gui/input.h"
+#include "app/zelda3/dungeon/room_entrance.h"
+#include "zelda3/dungeon/room.h"
+
+namespace yaze {
+namespace editor {
+
+/**
+ * @brief Handles room and entrance selection UI
+ */
+class DungeonRoomSelector {
+ public:
+  explicit DungeonRoomSelector(Rom* rom = nullptr) : rom_(rom) {}
+
+  void DrawRoomSelector();
+  void DrawEntranceSelector();
+  
+  void set_rom(Rom* rom) { rom_ = rom; }
+  Rom* rom() const { return rom_; }
+
+  // Room selection
+  void set_current_room_id(uint16_t room_id) { current_room_id_ = room_id; }
+  int current_room_id() const { return current_room_id_; }
+  
+  void set_active_rooms(const ImVector<int>& rooms) { active_rooms_ = rooms; }
+  const ImVector<int>& active_rooms() const { return active_rooms_; }
+  ImVector<int>& mutable_active_rooms() { return active_rooms_; }
+
+  // Entrance selection
+  void set_current_entrance_id(int entrance_id) { current_entrance_id_ = entrance_id; }
+  int current_entrance_id() const { return current_entrance_id_; }
+
+  // Room data access
+  void set_rooms(std::array<zelda3::Room, 0x128>* rooms) { rooms_ = rooms; }
+  void set_entrances(std::array<zelda3::RoomEntrance, 0x8C>* entrances) { entrances_ = entrances; }
+
+ private:
+  Rom* rom_ = nullptr;
+  uint16_t current_room_id_ = 0;
+  int current_entrance_id_ = 0;
+  ImVector<int> active_rooms_;
+  
+  std::array<zelda3::Room, 0x128>* rooms_ = nullptr;
+  std::array<zelda3::RoomEntrance, 0x8C>* entrances_ = nullptr;
+};
+
+}  // namespace editor
+}  // namespace yaze
+
+#endif