/indra/newview/lltoolselectland.h

 1/** 
 2 * @file lltoolselectland.h
 3 * @brief LLToolSelectLand class header file
 4 *
 5 * $LicenseInfo:firstyear=2002&license=viewerlgpl$
 6 * Second Life Viewer Source Code
 7 * Copyright (C) 2010, Linden Research, Inc.
 8 * 
 9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation;
12 * version 2.1 of the License only.
13 * 
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * Lesser General Public License for more details.
18 * 
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
22 * 
23 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
24 * $/LicenseInfo$
25 */
26
27#ifndef LL_LLTOOLSELECTLAND_H
28#define LL_LLTOOLSELECTLAND_H
29
30#include "lltool.h"
31#include "v3dmath.h"
32
33class LLParcelSelection;
34
35class LLToolSelectLand
36:	public LLTool, public LLSingleton<LLToolSelectLand>
37{
38public:
39	LLToolSelectLand( );
40	virtual ~LLToolSelectLand();
41
42	/*virtual*/ BOOL		handleMouseDown(S32 x, S32 y, MASK mask);
43	/*virtual*/ BOOL		handleDoubleClick(S32 x, S32 y, MASK mask);
44	/*virtual*/ BOOL		handleMouseUp(S32 x, S32 y, MASK mask);
45	/*virtual*/ BOOL		handleHover(S32 x, S32 y, MASK mask);
46	/*virtual*/ void		render();				// draw the select rectangle
47	/*virtual*/ BOOL		isAlwaysRendered()		{ return TRUE; }
48
49	/*virtual*/ void		handleSelect();
50	/*virtual*/ void		handleDeselect();
51
52protected:
53	BOOL			outsideSlop(S32 x, S32 y, S32 start_x, S32 start_y);
54	void			roundXY(LLVector3d& vec);
55
56protected:
57	LLVector3d		mDragStartGlobal;		// global coords
58	LLVector3d		mDragEndGlobal;			// global coords
59	BOOL			mDragEndValid;			// is drag end a valid point in the world?
60
61	S32				mDragStartX;			// screen coords, from left
62	S32				mDragStartY;			// screen coords, from bottom
63
64	S32				mDragEndX;
65	S32				mDragEndY;
66
67	BOOL			mMouseOutsideSlop;		// has mouse ever gone outside slop region?
68
69	LLVector3d		mWestSouthBottom;		// global coords, from drag
70	LLVector3d		mEastNorthTop;			// global coords, from drag
71
72	LLSafeHandle<LLParcelSelection> mSelection;		// hold on to a parcel selection
73};
74
75
76#endif