Merge from default branch.

--HG--
branch : product-engine

1 files changed, 83 insertions, 0 deletions

diff --git a/indra/newview/llworldmapmessage.h b/indra/newview/llworldmapmessage.h
new file mode 100644
index 0000000000..2c8fedcb10
--- /dev/null
+++ b/indra/newview/llworldmapmessage.h
@@ -0,0 +1,83 @@
+/** 
+ * @file llworldmapmessage.h
+ * @brief Handling of the messages to the DB made by and for the world map.
+ *
+ * $LicenseInfo:firstyear=2003&license=viewergpl$
+ * 
+ * Copyright (c) 2003-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLWORLDMAPMESSAGE_H
+#define LL_LLWORLDMAPMESSAGE_H
+
+// Handling of messages (send and process) as well as SLURL callback if necessary
+class LLMessageSystem;
+
+class LLWorldMapMessage : public LLSingleton<LLWorldMapMessage>
+{
+public:
+	typedef boost::function<void(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport)>
+		url_callback_t;
+
+	LLWorldMapMessage();
+	~LLWorldMapMessage();
+
+	// Process incoming answers to map stuff requests
+	static void processMapBlockReply(LLMessageSystem*, void**);
+	static void processMapItemReply(LLMessageSystem*, void**);
+
+	// Request data for all regions in a rectangular area. Coordinates in grids (i.e. meters / 256).
+	void sendMapBlockRequest(U16 min_x, U16 min_y, U16 max_x, U16 max_y, bool return_nonexistent = false);
+
+	// Various methods to request LLSimInfo data to the simulator and asset DB
+	void sendNamedRegionRequest(std::string region_name);
+	void sendNamedRegionRequest(std::string region_name, 
+		url_callback_t callback,
+		const std::string& callback_url,
+		bool teleport);
+	void sendHandleRegionRequest(U64 region_handle, 
+		url_callback_t callback,
+		const std::string& callback_url,
+		bool teleport);
+
+	// Request item data for regions
+	// Note: the handle works *only* when requesting agent count (type = MAP_ITEM_AGENT_LOCATIONS). In that case,
+	// the request will actually be transitting through the spaceserver (all that is done on the sim).
+	// All other values of type do create a global grid request to the asset DB. So no need to try to get, say,
+	// the events for one particular region. For such a request, the handle is ignored.
+	void sendItemRequest(U32 type, U64 handle = 0);
+
+private:
+	// Search for region (by name or handle) for SLURL processing and teleport
+	// None of this relies explicitly on the LLWorldMap instance so better handle it here
+	std::string		mSLURLRegionName;
+	U64				mSLURLRegionHandle;
+	std::string		mSLURL;
+	url_callback_t	mSLURLCallback;
+	bool			mSLURLTeleport;
+};
+
+#endif // LL_LLWORLDMAPMESSAGE_H