/** * @file llpathfindingnavmeshzone.h * @brief Header file for llpathfindingnavmeshzone * @author Stinson@lindenlab.com * * $LicenseInfo:firstyear=2012&license=viewerlgpl$ * 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_LLPATHFINDINGNAVMESHZONE_H #define LL_LLPATHFINDINGNAVMESHZONE_H #include <vector> #include <boost/shared_ptr.hpp> #include <boost/function.hpp> #include <boost/signals2.hpp> #include "llpathfindingnavmesh.h" #include "llpathfindingnavmeshstatus.h" #include "llsd.h" #include "lluuid.h" class LLViewerRegion; class LLPathfindingNavMeshZone { public: typedef enum { kNavMeshZoneRequestUnknown, kNavMeshZoneRequestWaiting, kNavMeshZoneRequestChecking, kNavMeshZoneRequestNeedsUpdate, kNavMeshZoneRequestStarted, kNavMeshZoneRequestCompleted, kNavMeshZoneRequestNotEnabled, kNavMeshZoneRequestError } ENavMeshZoneRequestStatus; typedef enum { kNavMeshZonePending, kNavMeshZoneBuilding, kNavMeshZoneSomePending, kNavMeshZoneSomeBuilding, kNavMeshZonePendingAndBuilding, kNavMeshZoneComplete } ENavMeshZoneStatus; typedef boost::function<void (ENavMeshZoneRequestStatus)> navmesh_zone_callback_t; typedef boost::signals2::signal<void (ENavMeshZoneRequestStatus)> navmesh_zone_signal_t; typedef boost::signals2::connection navmesh_zone_slot_t; LLPathfindingNavMeshZone(); virtual ~LLPathfindingNavMeshZone(); navmesh_zone_slot_t registerNavMeshZoneListener(navmesh_zone_callback_t pNavMeshZoneCallback); void initialize(); void enable(); void disable(); void refresh(); ENavMeshZoneStatus getNavMeshZoneStatus() const; protected: private: typedef boost::function<void (void)> navmesh_location_callback_t; class NavMeshLocation { public: NavMeshLocation(S32 pDirection, navmesh_location_callback_t pLocationCallback); virtual ~NavMeshLocation(); void enable(); void refresh(); void disable(); LLPathfindingNavMesh::ENavMeshRequestStatus getRequestStatus() const; LLPathfindingNavMeshStatus::ENavMeshStatus getNavMeshStatus() const; protected: private: void handleNavMesh(LLPathfindingNavMesh::ENavMeshRequestStatus pNavMeshRequestStatus, const LLPathfindingNavMeshStatus &pNavMeshStatus, const LLSD::Binary &pNavMeshData); void clear(); LLViewerRegion *getRegion() const; S32 mDirection; LLUUID mRegionUUID; bool mHasNavMesh; U32 mNavMeshVersion; LLPathfindingNavMeshStatus::ENavMeshStatus mNavMeshStatus; navmesh_location_callback_t mLocationCallback; LLPathfindingNavMesh::ENavMeshRequestStatus mRequestStatus; LLPathfindingNavMesh::navmesh_slot_t mNavMeshSlot; }; typedef boost::shared_ptr<NavMeshLocation> NavMeshLocationPtr; typedef std::vector<NavMeshLocationPtr> NavMeshLocationPtrs; void handleNavMeshLocation(); void updateStatus(); NavMeshLocationPtrs mNavMeshLocationPtrs; ENavMeshZoneRequestStatus mNavMeshZoneRequestStatus; navmesh_zone_signal_t mNavMeshZoneSignal; }; #endif // LL_LLPATHFINDINGNAVMESHZONE_H