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diff --git a/linden/indra/newview/llviewerparceloverlay.h b/linden/indra/newview/llviewerparceloverlay.h
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+/** 
+ * @file llviewerparceloverlay.h
+ * @brief LLViewerParcelOverlay class header file
+ *
+ * Copyright (c) 2002-2007, Linden Research, Inc.
+ * 
+ * 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#ifndef LL_LLVIEWERPARCELOVERLAY_H
+#define LL_LLVIEWERPARCELOVERLAY_H
+
+// The ownership data for land parcels.
+// One of these structures per region.
+
+#include "lldarray.h"
+#include "llframetimer.h"
+#include "lluuid.h"
+#include "llviewerimage.h"
+
+class LLViewerRegion;
+class LLVector3;
+class LLColor4U;
+class LLVector2;
+
+class LLViewerParcelOverlay
+{
+public:
+        LLViewerParcelOverlay(LLViewerRegion* region, F32 region_width_meters);
+        ~LLViewerParcelOverlay();
+
+        // ACCESS
+        LLImageGL*              getTexture() const              { return mTexture; }
+
+        BOOL                    isOwned(const LLVector3& pos) const;
+        BOOL                    isOwnedSelf(const LLVector3& pos) const;
+        BOOL                    isOwnedGroup(const LLVector3& pos) const;
+        BOOL                    isOwnedOther(const LLVector3& pos) const;
+        BOOL                    isSoundLocal(const LLVector3& pos) const;
+
+        BOOL                    isBuildCameraAllowed(const LLVector3& pos) const;
+        F32                             getOwnedRatio() const;
+
+        // Returns the number of vertices drawn
+        S32                             renderPropertyLines();
+
+        U8                              ownership( const LLVector3& pos) const;
+
+        // MANIPULATE
+        void    uncompressLandOverlay(S32 chunk, U8 *compressed_overlay);
+
+        // Indicate property lines and overlay texture need to be rebuilt.
+        void    setDirty();
+
+        void    idleUpdate(bool update_now = false);
+
+private:
+        // This is in parcel rows and columns, not grid rows and columns
+        // Stored in bottom three bits.
+        U8              ownership(S32 row, S32 col) const       
+                                { return 0x7 & mOwnership[row * mParcelGridsPerEdge + col]; }
+
+        void    addPropertyLine(LLDynamicArray<LLVector3, 256>& vertex_array,
+                                LLDynamicArray<LLColor4U, 256>& color_array,
+                                LLDynamicArray<LLVector2, 256>& coord_array,
+                                const F32 start_x, const F32 start_y, 
+                                const U32 edge, 
+                                const LLColor4U& color);
+
+        void    updateOverlayTexture();
+        void    updatePropertyLines();
+        
+private:
+        // Back pointer to the region that owns this structure.
+        LLViewerRegion* mRegion;
+
+        S32                             mParcelGridsPerEdge;
+
+        LLPointer<LLImageGL> mTexture;
+        LLPointer<LLImageRaw> mImageRaw;
+        
+        // Size: mParcelGridsPerEdge * mParcelGridsPerEdge
+        // Each value is 0-3, PARCEL_AVAIL to PARCEL_SELF in the two low bits
+        // and other flags in the upper bits.
+        U8                              *mOwnership;
+
+        // Update propery lines and overlay texture
+        BOOL                    mDirty;
+        LLFrameTimer    mTimeSinceLastUpdate;
+        S32                             mOverlayTextureIdx;
+        
+        LLUUID                  mLineImageID;
+        S32                             mVertexCount;
+        F32*                    mVertexArray;
+        U8*                             mColorArray;
+};
+
+#endif