/**
* @file   LLPathingLibSubImpl.h
* @author prep@lindenlab.com
* @brief  A stubbed implementation of LLPathingLib
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, Linden Research, Inc.
* 
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
* 
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
* Lesser General Public License for more details.
* 
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
* 
* Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
* $/LicenseInfo$
*/

#ifndef LL_PATHING_LIB_H
#define LL_PATHING_LIB_H

#include "llpathinglib.h"

class LLSD;

//=============================================================================
class LLPathingLibImpl : public LLPathingLib
{
public:
	LLPathingLibImpl();
	virtual ~LLPathingLibImpl();

	// Obtain a pointer to the actual implementation
	static LLPathingLib* getInstance();
	static LLPathingLib::LLPLResult initSystem();
	static LLPathingLib::LLPLResult quitSystem();

	//Extract and store navmesh data from the llsd datablock sent down by the server
	virtual LLPLResult extractNavMeshSrcFromLLSD( const LLSD::Binary& dataBlock, int dir );
	//Stitch any stored navmeshes together
	virtual void processNavMeshData();

	//Method used to generate and visualize a path on the viewers navmesh
	virtual LLPLResult generatePath( const PathingPacket& pathingPacket );

	//Set the material type for the heatmap type
	virtual void setNavMeshMaterialType( LLPLCharacterType materialType );
	//Set the various navmesh colors
	virtual void setNavMeshColors( const NavMeshColors& color );

	//The entry method to rendering the client side navmesh
	virtual void renderNavMesh();
	//The entry method to rendering the client side navmesh edges
	virtual void renderNavMeshEdges();
	//The entry method to render the client navmesh shapes VBO
	virtual void renderNavMeshShapesVBO( U32 shapeRenderFlags );
	//The entry method to render the clients designated path
	virtual void renderPath();
	//The entry method to render the capsule bookends for the clients designated path
	virtual void renderPathBookend( LLRender& gl, LLPathingLib::LLPLPathBookEnd type );

	//Method to delete any vbo's that are currently being managed by the pathing library
	virtual void cleanupVBOManager();
	//Method to cleanup any allocations within the implementation
	virtual void cleanupResidual();
};

#endif //LL_PATHING_LIB_H