X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgame%2Fowned.h;h=d6f9f17a9ce170d7456dbafe08b3e53fe1a29418;hb=f377d216dfc44e36da3697557f38dfedcbec45d1;hp=df3cd94f2fde19079742f1a317be059b576e672d;hpb=248d62f7240d342982ade65a510be912b867fe49;p=libs%2Fgame.git

diff --git a/source/game/owned.h b/source/game/owned.h
index df3cd94..d6f9f17 100644
--- a/source/game/owned.h
+++ b/source/game/owned.h
@@ -2,14 +2,15 @@
 #define MSP_GAME_OWNED_H_
 
 #include <stdexcept>
+#include "accessguard.h"
+#include "events.h"
 #include "handle.h"
+#include "stage.h"
 
 namespace Msp::Game {
 
 class Component;
 class Entity;
-class Root;
-class Stage;
 
 template<typename T>
 class Owned: public Handle<T>
@@ -17,11 +18,15 @@ class Owned: public Handle<T>
 public:
 	Owned() = default;
 
-	template<typename... Args>
-	Owned(Handle<Entity>, Args &&...);
+	template<typename P, typename... Args>
+	Owned(Handle<P>, Args &&...);
 
-	template<typename... Args>
-	Owned(Entity &parent, Args &&... args): Owned(Handle<Entity>::from_object(&parent), std::forward<Args>(args)...) { }
+	template<typename P, typename... Args>
+	Owned(Owned<P> &p, Args &&... a): Owned(static_cast<Handle<P> &>(p), std::forward<Args>(a)...) { }
+
+	template<typename P, typename... Args>
+		requires(!std::is_const_v<P>)
+	Owned(P &parent, Args &&... args): Owned(Handle<P>::from_object(&parent), std::forward<Args>(args)...) { }
 
 	Owned(Owned &&other): Handle<T>(other) { other.ptr = nullptr; }
 	Owned &operator=(Owned &&other);
@@ -36,21 +41,34 @@ private:
 
 
 template<typename T>
-template<typename... Args>
-Owned<T>::Owned(Handle<Entity> parent, Args &&... args)
+template<typename P, typename... Args>
+Owned<T>::Owned(Handle<P> parent, Args &&... args)
 {
+#ifdef DEBUG
+	AccessGuard::get_instance().check<AccessGuard::Create>();
+#endif
+
 	if(!parent)
 		throw std::invalid_argument("Owned::Owned");
 
-	using DependentEntity = std::conditional_t<sizeof(T), Entity, Entity>;
-	Handle<DependentEntity> dparent = parent;
-
-	Pool<T> &pool = get_stage(*dparent).get_pools().template get_pool<T>();
+	Stage &stage = get_stage(*parent);
+	Pool<T> &pool = stage.get_pools().get_pool<T>();
+	bool first_created = !pool.get_capacity();
 	this->ptr = pool.create(parent, std::forward<Args>(args)...);
 	if constexpr(std::is_base_of_v<Component, T>)
-		dparent->add_component(*this);
+	{
+		if(first_created)
+			stage.get_reflector().get_or_create_class<T>().template set_polymorphic_base<Component>(**this);
+		parent->add_component(*this);
+		stage.get_event_source().emit<Events::ComponentCreated>(*this);
+	}
 	else
-		dparent->add_child(*this);
+	{
+		if(first_created)
+			stage.get_reflector().get_or_create_class<T>().template set_polymorphic_base<Entity>(**this);
+		parent->add_child(*this);
+		stage.get_event_source().emit<Events::EntityCreated>(*this);
+	}
 }
 
 template<typename T>
@@ -68,13 +86,10 @@ template<typename T>
 template<typename O>
 Stage &Owned<T>::get_stage(O &obj)
 {
-	using DependentRoot = std::conditional_t<sizeof(T), Root, Root>;
 	if constexpr(std::is_base_of_v<Component, O>)
 		return get_stage(*obj.get_entity());
-	else if constexpr(std::is_base_of_v<Entity, O>)
-		return dynamic_cast<DependentRoot &>(*obj.get_root()).get_stage();
 	else
-		return obj;
+		return obj.get_stage();
 }
 
 template<typename T>
@@ -84,13 +99,24 @@ void Owned<T>::destroy()
 	if(!obj)
 		return;
 
-	Pool<T> &pool = get_stage(*obj).get_pools().template get_pool<T>();
+#ifdef DEBUG
+	AccessGuard::get_instance().check<AccessGuard::Destroy>();
+#endif
+
+	Stage &stage = get_stage(*obj);
 
 	if constexpr(std::is_base_of_v<Component, T>)
+	{
+		stage.get_event_source().emit<Events::ComponentDestroyed>(*this);
 		obj->get_entity()->remove_component(*this);
+	}
 	else if(auto parent = obj->get_parent().get())
+	{
+		stage.get_event_source().emit<Events::EntityDestroyed>(*this);
 		parent->remove_child(*this);
+	}
 
+	Pool<T> &pool = stage.get_pools().get_pool<T>();
 	pool.destroy(this->ptr);
 }