181 lines
4.2 KiB
C++
181 lines
4.2 KiB
C++
/**
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* @file lltoolobjpicker.cpp
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* @brief LLToolObjPicker class implementation
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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// LLToolObjPicker is a transient tool, useful for a single object pick.
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#include "llviewerprecompiledheaders.h"
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#include "lltoolobjpicker.h"
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#include "llagent.h"
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#include "llselectmgr.h"
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#include "llworld.h"
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#include "llviewercontrol.h"
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#include "llmenugl.h"
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#include "lltoolmgr.h"
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#include "llviewerobject.h"
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#include "llviewerobjectlist.h"
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#include "llviewermenu.h"
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#include "llviewercamera.h"
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#include "llviewerwindow.h"
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#include "llwindow.h"
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#include "lldrawable.h"
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LLToolObjPicker::LLToolObjPicker()
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: LLTool( std::string("ObjPicker"), NULL ),
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mPicked( FALSE ),
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mHitObjectID( LLUUID::null ),
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mExitCallback( NULL ),
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mExitCallbackData( NULL )
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{ }
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// returns TRUE if an object was selected
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BOOL LLToolObjPicker::handleMouseDown(S32 x, S32 y, MASK mask)
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{
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LLView* viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleMouseDown(x, y, mask);
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mHitObjectID.setNull();
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if (! handled)
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{
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// didn't click in any UI object, so must have clicked in the world
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gViewerWindow->pickAsync(x, y, mask, pickCallback);
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handled = TRUE;
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}
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else
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{
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if (hasMouseCapture())
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{
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setMouseCapture(FALSE);
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}
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else
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{
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llwarns << "PickerTool doesn't have mouse capture on mouseDown" << llendl;
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}
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}
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// Pass mousedown to base class
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LLTool::handleMouseDown(x, y, mask);
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return handled;
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}
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void LLToolObjPicker::pickCallback(const LLPickInfo& pick_info)
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{
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LLToolObjPicker::getInstance()->mHitObjectID = pick_info.mObjectID;
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LLToolObjPicker::getInstance()->mPicked = pick_info.mObjectID.notNull();
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}
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BOOL LLToolObjPicker::handleMouseUp(S32 x, S32 y, MASK mask)
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{
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LLView* viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleHover(x, y, mask);
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if (handled)
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{
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// let UI handle this
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}
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LLTool::handleMouseUp(x, y, mask);
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if (hasMouseCapture())
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{
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setMouseCapture(FALSE);
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}
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else
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{
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llwarns << "PickerTool doesn't have mouse capture on mouseUp" << llendl;
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}
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return handled;
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}
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BOOL LLToolObjPicker::handleHover(S32 x, S32 y, MASK mask)
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{
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LLView *viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleHover(x, y, mask);
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if (!handled)
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{
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// Used to do pick on hover. Now we just always display the cursor.
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ECursorType cursor = UI_CURSOR_ARROWLOCKED;
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cursor = UI_CURSOR_TOOLPICKOBJECT3;
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gViewerWindow->getWindow()->setCursor(cursor);
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}
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return handled;
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}
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void LLToolObjPicker::onMouseCaptureLost()
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{
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if (mExitCallback)
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{
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mExitCallback(mExitCallbackData);
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mExitCallback = NULL;
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mExitCallbackData = NULL;
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}
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mPicked = FALSE;
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mHitObjectID.setNull();
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}
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// virtual
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void LLToolObjPicker::setExitCallback(void (*callback)(void *), void *callback_data)
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{
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mExitCallback = callback;
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mExitCallbackData = callback_data;
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}
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// virtual
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void LLToolObjPicker::handleSelect()
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{
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LLTool::handleSelect();
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setMouseCapture(TRUE);
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}
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// virtual
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void LLToolObjPicker::handleDeselect()
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{
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if (hasMouseCapture())
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{
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LLTool::handleDeselect();
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setMouseCapture(FALSE);
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}
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}
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