es::CustomSystem Class Reference

A custom system. More...

#include <es/CustomSystem.h>

Inheritance diagram for es::CustomSystem:

Public Member Functions
	CustomSystem (int priority, std::set< ComponentType > needed, Manager *manager)
	Create a custom system. More...
virtual bool	addEntity (Entity e) override
	Add an entity in the system. More...
virtual bool	removeEntity (Entity e) override
	Removes an entity from the system. More...
Public Member Functions inherited from es::System
	System (int priority, std::set< ComponentType > needed, Manager *manager)
	A system constructor. More...
virtual	~System ()
int	getPriority () const
	Get the priority of the system. More...
std::set< ComponentType >	getNeededComponents () const
	Get the needed component types. More...
Manager *	getManager ()
	Get the manager. More...
virtual void	init ()
	Initialize the system. More...
virtual void	preUpdate (float delta)
	Do something before the individual update of each entity. More...
virtual void	postUpdate (float delta)
	Do something after the individual update of each entity. More...
virtual void	update (float delta)
	Update all the entities in the current time step. More...

Detailed Description

A custom system.

A custom system is a System that provides defaut (empty) implementations for pure virtual methods.

Constructor & Destructor Documentation

es::CustomSystem::CustomSystem ( int  priority, std::set< ComponentType >  needed, Manager *  manager  )

inline

Create a custom system.

Parameters

priority	the priority of the system (small priority will be executed first)
needed	the set of needed component types that an entity must have to be handled properly by this system
manager	the manager (that is saved in the system so that the system can easily access the manager)

Member Function Documentation

virtual bool es::CustomSystem::addEntity ( Entity  e )

overridevirtual

Add an entity in the system.

The entity must have the needed components (this is not verified by the library). The order in which the entity are added is not saved.

Parameters

e	the entity

Returns

true if the entity was actually added

Implements es::System.

virtual bool es::CustomSystem::removeEntity ( Entity  e )

overridevirtual

Removes an entity from the system.

Parameters

e	the entity

Returns

true if the entity was actually removed

Implements es::System.