X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgame%2Fstage.h;h=283dc81c0747776875cfed9d0048aa720b1bfbba;hb=f377d216dfc44e36da3697557f38dfedcbec45d1;hp=80e7a4b72c25e51141d43718c6bed196ffdf712c;hpb=f93a0f0afe8aff4d0bbc8ee393918881cfdd9db8;p=libs%2Fgame.git

diff --git a/source/game/stage.h b/source/game/stage.h
index 80e7a4b..283dc81 100644
--- a/source/game/stage.h
+++ b/source/game/stage.h
@@ -2,14 +2,17 @@
 #define MSP_GAME_STAGE_H_
 
 #include <memory>
+#include <msp/datafile/collection.h>
 #include <msp/time/timedelta.h>
 #include "eventbus.h"
 #include "events.h"
 #include "eventsource.h"
 #include "handle.h"
+#include "reflection.h"
 
 namespace Msp::Game {
 
+class Camera;
 class Root;
 class System;
 
@@ -17,21 +20,27 @@ class Stage
 {
 public:
 	using EventSource = Game::EventSource<Events::EntityCreated, Events::EntityDestroyed,
-		Events::ComponentCreated, Events::ComponentDestroyed>;
+		Events::ComponentCreated, Events::ComponentDestroyed, Events::CameraChanged>;
 
 private:
+	Reflection::Reflector &reflector;
+	DataFile::Collection &resources;
 	PoolPool pools;
 	EventBus event_bus;
 	EventSource event_source;
+	EventObserver event_observer;
 	/* Use unique_ptr because there's only one root per stage so it's pointless
 	to put it in a pool. */
 	std::unique_ptr<Root> root;
 	std::vector<std::unique_ptr<System>> systems;
+	Handle<Camera> active_camera;
 
 public:
-	Stage();
+	Stage(Reflection::Reflector &, DataFile::Collection &);
 	~Stage();
 
+	Reflection::Reflector &get_reflector() const { return reflector; }
+	DataFile::Collection &get_resources() const { return resources; }
 	PoolPool &get_pools() { return pools; }
 	EventBus &get_event_bus() { return event_bus; }
 	EventSource &get_event_source() { return event_source; }
@@ -43,24 +52,45 @@ public:
 	template<typename T, typename... Args>
 	T &add_system(Args &&...);
 
+	void remove_system(System &);
 	const std::vector<std::unique_ptr<System>> &get_systems() const { return systems; }
 
+	template<typename T>
+	T *get_system() const;
+
+	void set_active_camera(Handle<Camera>);
+	Handle<Camera> get_active_camera() const { return active_camera; }
+
+	void synthesize_initial_events(EventObserver &);
+private:
+	void synthesize_initial_events(Handle<Entity>, EventObserver &);
+
+public:
 	void tick(Time::TimeDelta);
 };
 
 template<typename T, typename F>
-void Stage::iterate_objects(const F &func)
+inline void Stage::iterate_objects(const F &func)
 {
 	pools.get_pool<T>().iterate_objects(func);
 }
 
 template<typename T, typename... Args>
-T &Stage::add_system(Args &&... args)
+inline T &Stage::add_system(Args &&... args)
 {
 	systems.emplace_back(std::make_unique<T>(*this, std::forward<Args>(args)...));
 	return static_cast<T &>(*systems.back());
 }
 
+template<typename T>
+inline T *Stage::get_system() const
+{
+	for(const auto &s: systems)
+		if(T *ts = dynamic_cast<T *>(s.get()))
+			return ts;
+	return nullptr;
+}
+
 } // namespace Msp::Game
 
 #endif