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152 lines
4.5 KiB
C++
152 lines
4.5 KiB
C++
/*****************************************************************************
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*
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* Copyright (c) 2000 - 2007, The Regents of the University of California
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* Produced at the Lawrence Livermore National Laboratory
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* All rights reserved.
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*
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* This file is part of VisIt. For details, see http://www.llnl.gov/visit/. The
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* full copyright notice is contained in the file COPYRIGHT located at the root
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* of the VisIt distribution or at http://www.llnl.gov/visit/copyright.html.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the disclaimer (as noted below) in the
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* documentation and/or materials provided with the distribution.
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* - Neither the name of the UC/LLNL nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OF THE UNIVERSITY OF
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* CALIFORNIA, THE U.S. DEPARTMENT OF ENERGY OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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*****************************************************************************/
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#include <SimpleObserver.h>
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namespace pointsprite {
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// *******************************************************************
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// Method: SimpleObserver::SimpleObserver
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//
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// Purpose:
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// Constructor for the Observer class.
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//
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// Programmer: Brad Whitlock
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// Creation: Thu Jun 1 11:31:06 PDT 2000
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//
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// Modifications:
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//
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// *******************************************************************
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SimpleObserver::SimpleObserver()
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{
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doUpdate = true;
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}
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// *******************************************************************
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// Method: SimpleObserver::~SimpleObserver
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//
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// Purpose:
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// Destructor for the Observer class.
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//
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// Programmer: Brad Whitlock
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// Creation: Thu Jun 1 11:31:39 PDT 2000
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//
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// Modifications:
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//
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// *******************************************************************
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SimpleObserver::~SimpleObserver()
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{
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// nothing special here.
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}
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// *******************************************************************
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// Method: SimpleObserver::SetUpdate
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//
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// Purpose:
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// Sets a flag that indicates whether or not the Observer's Update
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// method should be called by the Observer's subject.
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//
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// Arguments:
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// update : Tells the subject we're observing if the observer's
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// Update method needs to be called during a Notify.
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//
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// Returns:
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//
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// Note:
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//
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// Programmer: Brad Whitlock
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// Creation: Thu Jun 1 11:32:17 PDT 2000
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//
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// Modifications:
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//
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// *******************************************************************
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void
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SimpleObserver::SetUpdate(bool update)
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{
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doUpdate = update;
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}
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// *******************************************************************
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// Method: SimpleObserver::GetUpdate
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//
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// Purpose:
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// Gets the value of the update flag.
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//
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// Arguments:
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//
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// Returns: The value of the update flag.
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//
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// Note:
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//
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// Programmer: Brad Whitlock
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// Creation: Thu Jun 1 11:32:23 PDT 2000
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//
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// Modifications:
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//
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// *******************************************************************
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bool
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SimpleObserver::GetUpdate()
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{
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return doUpdate;
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}
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// *******************************************************************
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// Method: SimpleObserver::SubjectRemoved
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//
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// Purpose:
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// Tells the observer that it should not try and detach from the
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// subject.
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//
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// Programmer: Brad Whitlock
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// Creation: Thu Aug 31 15:19:49 PST 2000
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//
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// Modifications:
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//
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// *******************************************************************
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void
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SimpleObserver::SubjectRemoved(Subject *)
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{
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// nothing
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}
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}
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