QGpCoreTools/EventRestrictor.h
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00001 /***************************************************************************
00002 **
00003 **  This file is part of QGpCoreTools.
00004 **
00005 **  This library is free software; you can redistribute it and/or
00006 **  modify it under the terms of the GNU Lesser General Public
00007 **  License as published by the Free Software Foundation; either
00008 **  version 2.1 of the License, or (at your option) any later version.
00009 **
00010 **  This file is distributed in the hope that it will be useful, but WITHOUT
00011 **  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012 **  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00013 **  License for more details.
00014 **
00015 **  You should have received a copy of the GNU Lesser General Public
00016 **  License along with this library; if not, write to the Free Software
00017 **  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00018 **
00019 **  
00020 **
00021 **  Created: 2012-04-22
00022 **  Authors:
00023 **    Marc Wathelet (ISTerre, Grenoble, France)
00024 **
00025 ***************************************************************************/
00026 
00027 #ifndef EVENTRESTRICTOR_H
00028 #define EVENTRESTRICTOR_H
00029 
00030 #include <QtCore>
00031 
00032 #include "QGpCoreToolsDLLExport.h"
00033 
00034 namespace QGpCoreTools {
00035 
00036   class QGPCORETOOLS_EXPORT EventRestrictor : public QObject
00037   {
00038     Q_OBJECT
00039   public:
00040     EventRestrictor(QObject * parent=0);
00041     ~EventRestrictor();
00042 
00043     void setInterval(int ms) {_lastEvent.setInterval(ms);}
00044     bool newEvent();
00045   signals:
00046     void flushAll();
00047   private:
00048     QTime _chrono;
00049     QTimer _lastEvent;
00050   };
00051 
00052 } // namespace QGpCoreTools
00053 
00054 #endif // EVENTRESTRICTOR_H
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