Add a way to game the current world time

src/game/game.cpp

@@ -87,3 +87,8 @@ void Game::cast_callback(Message* message)
              srl.turn());
     }
 }
+
+utils::FloatingSeconds Game::current_world_time() const
+{
+  return this->turn_handler.get_current_time();
+}

src/game/game.hpp

@@ -8,6 +8,7 @@
 #include <world/world.hpp>
 #include <world/entity.hpp>
 
+#include <utils/time.hpp>
 #include <game/turn_handler.hpp>
 #include <game/occupants_handler.hpp>
 
@@ -22,6 +23,7 @@ public:
   void new_entity_callback(Message* msg);
   void move_callback(Message* msg);
   void cast_callback(Message* msg);
+  utils::FloatingSeconds current_world_time() const;
 
 protected:
   World world;

src/game/turn_handler.cpp

@@ -103,6 +103,14 @@ unsigned long TurnHandler::get_current_turn() const
   return this->current_turn;
 }
 
+utils::FloatingSeconds TurnHandler::get_current_time() const
+{
+  auto total_ticks = this->get_current_turn() * TURN_TICKS +\
+    this->turn_advancement;
+  auto ticks_duration = utils::ticks(total_ticks);
+  return std::chrono::duration_cast<utils::FloatingSeconds>(ticks_duration);
+}
+
 std::deque<Turn>& TurnHandler::get_turns()
 {
   return this->turns;

src/game/turn_handler.hpp

@@ -11,10 +11,11 @@
 #include <functional>
 
 #include <game/turn.hpp>
+#include <utils/time.hpp>
 #include <world/action.hpp>
 
 using TurnNb = std::size_t;
-using t_next_turn_callback = std::function< void(const TurnNb)>;
+using t_next_turn_callback = std::function<void(const TurnNb)>;
 
 /**
  * The number of ticks contained in a turn
@@ -60,6 +61,10 @@ public:
   TurnNb get_current_turn() const;
   std::deque<Turn>& get_turns();
   TurnNb get_last_ready_turn() const;
+  /**
+   * Returns the time in seconds, spent so far in this TurnHandler
+   */
+  utils::FloatingSeconds get_current_time() const;
 
 private:
   TurnHandler(const TurnHandler&);

src/gui/camera/camera.cpp

@@ -19,6 +19,8 @@
 
 #include <iostream>
 
+using namespace std::string_literals;
+
 Camera::Camera(GameClient* game, Screen* screen):
   ScreenElement(screen),
   x(0),
@@ -385,6 +387,8 @@ void Camera::draw()
   else
     this->game->get_debug_hud().add_debug_line("No entity under mouse");
 
+  this->game->get_debug_hud().add_debug_line("Current world time: "s + std::to_string(this->get_game_client()->current_world_time().count()));
+
   this->draw(this->fog.get_sprite());
 }