From 581de7c7b8025c48e585c1af80e060af94aca328 Mon Sep 17 00:00:00 2001
From: Todd Stinson <stinson@lindenlab.com>
Date: Mon, 5 Mar 2012 17:20:35 -0800
Subject: PATH-205,PATH-304: More work to handle downloading of out-of-date
navmeshes.
---
indra/newview/llpathfindingnavmeshzone.h | 99 ++++++++++++++++++++++++++++++++
1 file changed, 99 insertions(+)
create mode 100644 indra/newview/llpathfindingnavmeshzone.h
(limited to 'indra/newview/llpathfindingnavmeshzone.h')
diff --git a/indra/newview/llpathfindingnavmeshzone.h b/indra/newview/llpathfindingnavmeshzone.h
new file mode 100644
index 0000000000..9d1139de32
--- /dev/null
+++ b/indra/newview/llpathfindingnavmeshzone.h
@@ -0,0 +1,99 @@
+/**
+ * @file llpathfindingnavmeshzone.h
+ * @author William Todd Stinson
+ * @brief A class for representing the zone of navmeshes containing and possible surrounding the current region.
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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 "llsd.h"
+#include "lluuid.h"
+#include "llpathfindingnavmesh.h"
+
+#include <map>
+
+#include <boost/function.hpp>
+#include <boost/signals2.hpp>
+
+class LLPathfindingNavMeshZone
+{
+public:
+ typedef enum {
+ kNavMeshZoneRequestUnknown,
+ kNavMeshZoneRequestStarted,
+ kNavMeshZoneRequestCompleted,
+ kNavMeshZoneRequestNotEnabled,
+ kNavMeshZoneRequestError
+ } ENavMeshZoneRequestStatus;
+
+ 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 setCurrentRegionAsCenter();
+ void refresh();
+ void disable();
+
+ void handleNavMesh(LLPathfindingNavMesh::ENavMeshRequestStatus pNavMeshRequestStatus, const LLUUID &pRegionUUID, U32 pNavMeshVersion, const LLSD::Binary &pNavMeshData);
+
+protected:
+
+private:
+ class NavMeshLocation
+ {
+ public:
+ NavMeshLocation(const LLUUID &pRegionUUID, S32 pDirection);
+ NavMeshLocation(const NavMeshLocation &other);
+ virtual ~NavMeshLocation();
+
+ void handleNavMesh(LLPathfindingNavMesh::ENavMeshRequestStatus pNavMeshRequestStatus, const LLUUID &pRegionUUID, U32 pNavMeshVersion, const LLSD::Binary &pNavMeshData);
+ LLPathfindingNavMesh::ENavMeshRequestStatus getRequestStatus() const;
+
+ NavMeshLocation &operator =(const NavMeshLocation &other);
+
+ protected:
+
+ private:
+ LLUUID mRegionUUID;
+ S32 mDirection;
+ bool mHasNavMesh;
+ U32 mNavMeshVersion;
+ LLPathfindingNavMesh::ENavMeshRequestStatus mRequestStatus;
+ };
+
+ typedef std::map<LLUUID, NavMeshLocation> NavMeshLocations;
+
+ void updateStatus();
+
+ NavMeshLocations mNavMeshLocations;
+ navmesh_zone_signal_t mNavMeshZoneSignal;
+ LLPathfindingNavMesh::navmesh_slot_t mNavMeshSlot;
+};
+
+#endif // LL_LLPATHFINDINGNAVMESHZONE_H
--
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