Files
axyz/include/Engine/Core/EntityWrapper.h
T
Jace 2c0f66d9c7 Merge remote-tracking branch 'origin/master' into WeaponSystem
# Conflicts:
#	include/Engine/Collision/FillFrustumOctreeSystem.h
#	include/Engine/Core/Octree.h
#	include/Engine/Rendering/RenderSystem.h
#	include/Game/Game.h
#	resources/DefaultInput.ini
#	resources/Schema/Components.xsd
#	resources/Schema/Entities/Player.xml
#	resources/Schema/Types/Entity.xsd
#	src/Engine/Rendering/RenderSystem.cpp
#	src/Game/Game.cpp
#	src/Game/Systems/PlayerMovementSystem.cpp
2016-02-10 17:02:00 +01:00

59 lines
1.4 KiB
C++

#ifndef EntityWrapper_h__
#define EntityWrapper_h__
#include <boost/optional.hpp>
#include <boost/functional/hash.hpp>
#include "ComponentWrapper.h"
class World;
struct EntityWrapper
{
EntityWrapper()
: World(nullptr)
, ID(EntityID_Invalid)
{ }
EntityWrapper(::World* world, EntityID id)
: World(world)
, ID(id)
{ }
::World* World;
EntityID ID;
static const EntityWrapper Invalid;
const std::string Name();
bool HasComponent(const std::string& componentType);
void AttachComponent(const char* componentName);
EntityWrapper Parent();
EntityWrapper FirstChildByName(const std::string& name);
EntityWrapper FirstParentWithComponent(const std::string& componentType);
bool IsChildOf(EntityWrapper potentialParent);
bool Valid() const;
ComponentWrapper operator[](const char* componentName);
bool operator==(const EntityWrapper& e) const;
bool operator!=(const EntityWrapper& e) const;
explicit operator EntityID() const;
private:
EntityWrapper firstChildByNameRecursive(const std::string& name, EntityID parent);
};
namespace std
{
template<> struct hash<EntityWrapper>
{
std::size_t operator()(const EntityWrapper& e) const
{
std::size_t seed = 0;
boost::hash_combine(seed, e.World);
boost::hash_combine(seed, e.ID);
return seed;
}
};
}
#endif