/** 
 * @file lltoolselectland.h
 * @brief LLToolSelectLand class header file
 *
 * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
 * $License$
 */

#ifndef LL_LLTOOLSELECTLAND_H
#define LL_LLTOOLSELECTLAND_H

#include "lltool.h"
#include "v3dmath.h"

class LLParcelSelection;

class LLToolSelectLand
:	public LLTool
{
public:
	LLToolSelectLand( );
	virtual ~LLToolSelectLand();

	/*virtual*/ BOOL		handleMouseDown(S32 x, S32 y, MASK mask);
	/*virtual*/ BOOL		handleDoubleClick(S32 x, S32 y, MASK mask);
	/*virtual*/ BOOL		handleMouseUp(S32 x, S32 y, MASK mask);
	/*virtual*/ BOOL		handleHover(S32 x, S32 y, MASK mask);
	/*virtual*/ void		render();				// draw the select rectangle
	/*virtual*/ BOOL		isAlwaysRendered()		{ return TRUE; }

	/*virtual*/ void		handleSelect();
	/*virtual*/ void		handleDeselect();

protected:
	BOOL			outsideSlop(S32 x, S32 y, S32 start_x, S32 start_y);
	void			roundXY(LLVector3d& vec);

protected:
	LLVector3d		mDragStartGlobal;		// global coords
	LLVector3d		mDragEndGlobal;			// global coords
	BOOL			mDragEndValid;			// is drag end a valid point in the world?

	S32				mDragStartX;			// screen coords, from left
	S32				mDragStartY;			// screen coords, from bottom

	S32				mDragEndX;
	S32				mDragEndY;

	BOOL			mMouseOutsideSlop;		// has mouse ever gone outside slop region?

	LLVector3d		mWestSouthBottom;		// global coords, from drag
	LLVector3d		mEastNorthTop;			// global coords, from drag

	BOOL			mLastShowParcelOwners;	// store last Show Parcel Owners setting
	LLHandle<LLParcelSelection> mSelection;		// hold on to a parcel selection
};

extern LLToolSelectLand *gToolParcel;

#endif