/* 
 * 
 * Confidential Information of Telekinesys Research Limited (t/a Havok). Not for disclosure or distribution without Havok's
 * prior written consent. This software contains code, techniques and know-how which is confidential and proprietary to Havok.
 * Level 2 and Level 3 source code contains trade secrets of Havok. Havok Software (C) Copyright 1999-2009 Telekinesys Research Limited t/a Havok. All Rights Reserved. Use of this software is subject to the terms of an end user license agreement.
 * 
 */

#ifndef HK_UTILITIES2_SWEPT_TRANSFORM_DISPLAY_VIEWER_H
#define HK_UTILITIES2_SWEPT_TRANSFORM_DISPLAY_VIEWER_H

#include <Physics/Utilities/VisualDebugger/Viewer/Dynamics/hkpWorldViewerBase.h>
#include <Physics/Dynamics/World/Listener/hkpWorldPostSimulationListener.h>
#include <Physics/Dynamics/Entity/hkpEntityListener.h>

class hkDebugDisplayHandler;
class hkpWorld;

class hkpCollidable;

	/// Displays all the entities in a world.
class hkpSweptTransformDisplayViewer :	public hkpWorldViewerBase,
								protected hkpEntityListener, protected hkpWorldPostSimulationListener
{
	public:

			/// Creates a hkpSweptTransformDisplayViewer.
		static hkProcess* HK_CALL create( const hkArray<hkProcessContext*>& contexts );

			/// Registers the hkpSweptTransformDisplayViewer with the hkViewerFactory.
		static void HK_CALL registerViewer();

			/// Gets the tag associated with this viewer type
		virtual int getProcessTag() { return m_tag; }

		virtual void init();

		static inline const char* HK_CALL getName() { return "Swept Transforms"; }

	protected:

		hkpSweptTransformDisplayViewer( const hkArray<hkProcessContext*>& contexts );
		virtual ~hkpSweptTransformDisplayViewer();

		virtual void entityAddedCallback( hkpEntity* entity );
		virtual void entityRemovedCallback( hkpEntity* entity );
		virtual void postSimulationCallback( hkpWorld* world );

		virtual void worldAddedCallback( hkpWorld* world );
		virtual void worldRemovedCallback( hkpWorld* world ); 

		void addWorld( hkpWorld* world );
		int findWorld( hkpWorld* world );

		void removeWorld( int worldIndex );
		void removeAllGeometries( int worldIndex );
		
		void inactiveEntityMovedCallback( hkpEntity* entity );
		
		struct WorldToEntityData {
			HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR(HK_MEMORY_CLASS_VDB, WorldToEntityData);
			hkpWorld* world;
			hkArray<hkUlong> entitiesCreated;
		};

		hkArray< WorldToEntityData* > m_worldEntities;
		static int m_tag;
};

#endif	// HK_UTILITIES2_SWEPT_TRANSFORM_DISPLAY_VIEWER_H


/*
* Havok SDK - NO SOURCE PC DOWNLOAD, BUILD(#20090216)
* 
* Confidential Information of Havok.  (C) Copyright 1999-2009
* Telekinesys Research Limited t/a Havok. All Rights Reserved. The Havok
* Logo, and the Havok buzzsaw logo are trademarks of Havok.  Title, ownership
* rights, and intellectual property rights in the Havok software remain in
* Havok and/or its suppliers.
* 
* Use of this software for evaluation purposes is subject to and indicates
* acceptance of the End User licence Agreement for this product. A copy of
* the license is included with this software and is also available at www.havok.com/tryhavok.
* 
*/
