80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
/**
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* @file llworldmapmessage.h
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* @brief Handling of the messages to the DB made by and for the world map.
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*
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* $LicenseInfo:firstyear=2003&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLWORLDMAPMESSAGE_H
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#define LL_LLWORLDMAPMESSAGE_H
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// Handling of messages (send and process) as well as SLURL callback if necessary
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class LLMessageSystem;
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class LLWorldMapMessage : public LLSingleton<LLWorldMapMessage>
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{
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public:
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typedef boost::function<void(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport)>
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url_callback_t;
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LLWorldMapMessage();
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~LLWorldMapMessage();
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// Process incoming answers to map stuff requests
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static void processMapBlockReply(LLMessageSystem*, void**);
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static void processMapItemReply(LLMessageSystem*, void**);
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// Request data for all regions in a rectangular area. Coordinates in grids (i.e. meters / 256).
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void sendMapBlockRequest(U16 min_x, U16 min_y, U16 max_x, U16 max_y, bool return_nonexistent, S32 layer = 2);
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// Various methods to request LLSimInfo data to the simulator and asset DB
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void sendNamedRegionRequest(std::string region_name);
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void sendNamedRegionRequest(std::string region_name,
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url_callback_t callback,
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const std::string& callback_url,
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bool teleport);
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void sendHandleRegionRequest(U64 region_handle,
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url_callback_t callback,
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const std::string& callback_url,
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bool teleport);
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// Request item data for regions
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// Note: the handle works *only* when requesting agent count (type = MAP_ITEM_AGENT_LOCATIONS). In that case,
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// the request will actually be transitting through the spaceserver (all that is done on the sim).
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// All other values of type do create a global grid request to the asset DB. So no need to try to get, say,
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// the events for one particular region. For such a request, the handle is ignored.
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void sendItemRequest(U32 type, U64 handle = 0);
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void handleSLURL(std::string& name, U32 x_world, U32 y_world, LLUUID image_id);
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private:
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// Search for region (by name or handle) for SLURL processing and teleport
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// None of this relies explicitly on the LLWorldMap instance so better handle it here
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std::string mSLURLRegionName;
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U64 mSLURLRegionHandle;
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std::string mSLURL;
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url_callback_t mSLURLCallback;
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bool mSLURLTeleport;
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};
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#endif // LL_LLWORLDMAPMESSAGE_H
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