/indra/newview/lltoolselectrect.h

 1/** 
 2 * @file lltoolselectrect.h
 3 * @brief A tool to select multiple objects with a screen-space rectangle.
 4 *
 5 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 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_LLTOOLSELECTRECT_H
28#define LL_LLTOOLSELECTRECT_H
29
30#include "lltool.h"
31#include "lltoolselect.h"
32
33class LLToolSelectRect
34:	public LLToolSelect
35{
36public:
37	LLToolSelectRect( LLToolComposite* composite );
38
39	virtual BOOL	handleMouseDown(S32 x, S32 y, MASK mask);
40	virtual BOOL	handleMouseUp(S32 x, S32 y, MASK mask);
41	virtual BOOL	handleHover(S32 x, S32 y, MASK mask);
42	virtual void	draw();							// draw the select rectangle
43
44	void handlePick(const LLPickInfo& pick);
45
46protected:
47	void			handleRectangleSelection(S32 x, S32 y, MASK mask);	// true if you selected one
48	BOOL			outsideSlop(S32 x, S32 y, S32 start_x, S32 start_y);
49
50protected:
51	S32				mDragStartX;					// screen coords, from left
52	S32				mDragStartY;					// screen coords, from bottom
53
54	S32				mDragEndX;
55	S32				mDragEndY;
56
57	S32				mDragLastWidth;
58	S32				mDragLastHeight;
59
60	BOOL			mMouseOutsideSlop;		// has mouse ever gone outside slop region?
61};
62
63
64#endif