83 lines
3.3 KiB
C++
83 lines
3.3 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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* $LicenseInfo:firstyear=2003&license=viewergpl$
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*
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* Copyright (c) 2003-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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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 void(*url_callback_t)(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport);
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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 = false);
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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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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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