eepp/include/eepp/physics/physicsmanager.hpp

#ifndef EE_PHYSICS_PHYSICSMANAGER_HPP
#define EE_PHYSICS_PHYSICSMANAGER_HPP

#include <eepp/physics/base.hpp>
#include <list>

namespace EE { namespace Physics {

class Body;
class Shape;
class Constraint;
class Space;

class EE_API PhysicsManager {
	SINGLETON_DECLARE_HEADERS( PhysicsManager )

  public:
	class DrawSpaceOptions {
	  public:
		DrawSpaceOptions() :
			DrawBBs( false ),
			DrawShapes( true ),
#ifdef EE_GLES
			DrawShapesBorders( false ),
#else
			DrawShapesBorders( true ),
#endif
			CollisionPointSize( 0.0f ),
			BodyPointSize( 0.0f ),
			LineThickness( 0.0f ) {
		}

		bool DrawBBs;
		bool DrawShapes;
		bool DrawShapesBorders;
		cpFloat CollisionPointSize;
		cpFloat BodyPointSize;
		cpFloat LineThickness;
	};

	~PhysicsManager();

	/** The Memory Manager will keep track of all the allocations from Space, Body, Shape and
	 *Constraint and will release any non-released pointer.
	 ***	This is a lazy deallocation for the lazy programmers. It is disabled by default.
	 *** To work properly set as active before allocating anything, activate it just after the
	 *singleton instantiation.
	 */
	void setMemoryManager( bool memoryManager );

	const bool& isMemoryManagerEnabled() const;

	PhysicsManager::DrawSpaceOptions* getDrawOptions();

  protected:
	DrawSpaceOptions mOptions;

	friend class Body;
	friend class Shape;
	friend class Constraint;
	friend class Space;

	bool mMemoryManager;
	std::list<Body*> mBodysFree;
	std::list<Shape*> mShapesFree;
	std::list<Constraint*> mConstraintFree;
	std::list<Space*> mSpaces;

	PhysicsManager();

	void addBodyFree( Body* body );

	void removeBodyFree( Body* body );

	void addShapeFree( Shape* shape );

	void removeShapeFree( Shape* shape );

	void addConstraintFree( Constraint* constraint );

	void removeConstraintFree( Constraint* constraint );

	void addSpace( Space* space );

	void removeSpace( Space* space );
};

}} // namespace EE::Physics

#endif