lltoolselectrect.cpp
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- /**
- * @file lltoolselectrect.cpp
- * @brief A tool to select multiple objects with a screen-space rectangle.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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.
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- // File includes
- #include "lltoolselectrect.h"
- // Library includes
- #include "llgl.h"
- #include "llrender.h"
- #include "lldarray.h"
- // Viewer includes
- #include "llviewercontrol.h"
- #include "llui.h"
- #include "llselectmgr.h"
- #include "lltoolmgr.h"
- #include "llviewerobject.h"
- #include "llviewerobjectlist.h"
- #include "llviewerwindow.h"
- #include "llviewercamera.h"
- #include "llglheaders.h"
- // Globals
- const S32 SLOP_RADIUS = 5;
- //
- // Member functions
- //
- LLToolSelectRect::LLToolSelectRect( LLToolComposite* composite )
- :
- LLToolSelect( composite ),
- mDragStartX(0),
- mDragStartY(0),
- mDragEndX(0),
- mDragEndY(0),
- mDragLastWidth(0),
- mDragLastHeight(0),
- mMouseOutsideSlop(FALSE)
- { }
- void dialog_refresh_all(void);
- BOOL LLToolSelectRect::handleMouseDown(S32 x, S32 y, MASK mask)
- {
- handlePick(gViewerWindow->pickImmediate(x, y, TRUE));
- LLTool::handleMouseDown(x, y, mask);
- return mPick.getObject().notNull();
- }
- void LLToolSelectRect::handlePick(const LLPickInfo& pick)
- {
- mPick = pick;
- // start dragging rectangle
- setMouseCapture( TRUE );
- mDragStartX = pick.mMousePt.mX;
- mDragStartY = pick.mMousePt.mY;
- mDragEndX = pick.mMousePt.mX;
- mDragEndY = pick.mMousePt.mY;
- mMouseOutsideSlop = FALSE;
- }
- BOOL LLToolSelectRect::handleMouseUp(S32 x, S32 y, MASK mask)
- {
- setMouseCapture( FALSE );
- if( mMouseOutsideSlop )
- {
- mDragLastWidth = 0;
- mDragLastHeight = 0;
- mMouseOutsideSlop = FALSE;
-
- if (mask == MASK_CONTROL)
- {
- LLSelectMgr::getInstance()->deselectHighlightedObjects();
- }
- else
- {
- LLSelectMgr::getInstance()->selectHighlightedObjects();
- }
- return TRUE;
- }
- else
- {
- return LLToolSelect::handleMouseUp(x, y, mask);
- }
- }
- BOOL LLToolSelectRect::handleHover(S32 x, S32 y, MASK mask)
- {
- if( hasMouseCapture() )
- {
- if (mMouseOutsideSlop || outsideSlop(x, y, mDragStartX, mDragStartY))
- {
- if (!mMouseOutsideSlop && !(mask & MASK_SHIFT) && !(mask & MASK_CONTROL))
- {
- // just started rect select, and not adding to current selection
- LLSelectMgr::getInstance()->deselectAll();
- }
- mMouseOutsideSlop = TRUE;
- mDragEndX = x;
- mDragEndY = y;
- handleRectangleSelection(x, y, mask);
- }
- else
- {
- return LLToolSelect::handleHover(x, y, mask);
- }
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectRect (active)" << llendl;
- }
- else
- {
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectRect (inactive)" << llendl;
- }
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- return TRUE;
- }
- void LLToolSelectRect::draw()
- {
- if( hasMouseCapture() && mMouseOutsideSlop)
- {
- if (gKeyboard->currentMask(TRUE) == MASK_CONTROL)
- {
- gGL.color4f(1.f, 0.f, 0.f, 1.f);
- }
- else
- {
- gGL.color4f(1.f, 1.f, 0.f, 1.f);
- }
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gl_rect_2d(
- llmin(mDragStartX, mDragEndX),
- llmax(mDragStartY, mDragEndY),
- llmax(mDragStartX, mDragEndX),
- llmin(mDragStartY, mDragEndY),
- FALSE);
- if (gKeyboard->currentMask(TRUE) == MASK_CONTROL)
- {
- gGL.color4f(1.f, 0.f, 0.f, 0.1f);
- }
- else
- {
- gGL.color4f(1.f, 1.f, 0.f, 0.1f);
- }
- gl_rect_2d(
- llmin(mDragStartX, mDragEndX),
- llmax(mDragStartY, mDragEndY),
- llmax(mDragStartX, mDragEndX),
- llmin(mDragStartY, mDragEndY));
- }
- }
- // true if x,y outside small box around start_x,start_y
- BOOL LLToolSelectRect::outsideSlop(S32 x, S32 y, S32 start_x, S32 start_y)
- {
- S32 dx = x - start_x;
- S32 dy = y - start_y;
- return (dx <= -SLOP_RADIUS || SLOP_RADIUS <= dx || dy <= -SLOP_RADIUS || SLOP_RADIUS <= dy);
- }
- //
- // Static functions
- //