VRS - The Virtual Rendering System

version 3.3

eventswitch.h

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 /**********************************************************************
 VRS - The Virtual Rendering System
 Copyright (C) 2001 Computer Graphics Systems Group at the 
 Hasso-Plattner-Institute, Potsdam, Germany.
 This library is free software; you can redistribute it and/or 
 modify it under the terms of the GNU Lesser General Public 
 License as published by the Free Software Foundation; either 
 version 2.1 of the License, or (at your option) any later version.
 This library is distributed in the hope that it will be useful, but 
 WITHOUT ANY WARRANTY; without even the implied warranty of 
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
 See the GNU Lesser General Public License for more details.
 You should have received a copy of the GNU Lesser+ General Public
 License along with this library; if not, write to the FreeSoftware 
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA, 02111-1307, USA.
 **********************************************************************/
// $Id: eventswitch.h 6014 2007-08-09 07:51:16Z Konstantin_Baumann $
// $Date: 2007-08-09 09:51:16 +0200 (Thu, 09 Aug 2007) $
// $Revision: 6014 $
// $State$
// $Author: Konstantin_Baumann $
//
// $Log$
// Revision 1.14  2005/01/03 01:43:10  klimetschek
// - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io
// - removed vrs.vcproj
// minor things:
// - added all glutexamples to vrs4glut.sln
// - fixed some problems in glutexamples
// - removed all project references from all VS projects (using solution wide project dependencies instead)
//
// Revision 1.13  2004/10/28 14:16:01  basch
// Class comment changed (Doxygen style)
//
// Revision 1.12  2004/03/12 16:28:41  baumann
// macros VRS_NAMESPACE_BEGIN/_END expanded and removed
//
// Revision 1.11  2003/11/07 14:19:25  kirsch
// removed leading underscore from include guards
//
// Revision 1.10  2003/02/24 10:05:57  baumann
// changed return type of BehaviorNode::handle() and Manipulator::drag*()
// from "int" to "BehaviorNode::InvalidationHint"
//
// Revision 1.9  2002/10/29 10:32:53  baumann
// macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed
//
// Revision 1.8  2002/05/15 16:05:11  baumann
// unneeded method BehaviorNode::canHandle() removed (from all sub classes too)
//
// Revision 1.7  2002/03/03 21:44:26  kosta
// VRS_TYPEINFO-macro rewritten
//
// Revision 1.6  2002/02/19 10:34:20  kosta
// undone all changes since 2002-02-15
//
// Revision 1.3  2002/01/15 16:25:55  kosta
// macros rewritten for a better namespace support
//
// Revision 1.2  2001/11/13 16:36:31  kirsch
// changed line feed to unix style (removed control-M)
//
// Revision 1.1.1.1  2001/06/08 08:09:21  kirsch
// imported alpha-version by olli 
//


#ifndef VRS_MEVENTSWITCH_H
#define VRS_MEVENTSWITCH_H

#include <vrs/sg/monobehavior.h>
#include <vrs/sg/condition.h>
#include <vrs/callback.h>

namespace VRS {

class Event;

class VRS_CORE_API EventSwitch : public MonoBehavior {
    
public:
    EventSwitch(
        Condition* onCondition = 0,
        Condition* offCondition = 0,
        Callback* onAction = 0,
        Callback* offAction = 0,
        Callback* throughAction = 0
        );
    void setOnCondition(Condition* condition);
    void setOffCondition(Condition* condition);
    Condition* getOnCondition() const;
    Condition* getOffCondition() const;
    void setOnAction(Callback* onAction);
    void setOffAction(Callback* offAction);
    void setThroughAction(Callback* throughAction);
    Callback* getOnAction() const;
    Callback* getOffAction() const;
    Callback* getThroughAction() const;
    bool isOn() const;
    Event* currentEvent() const;
    void nextRedraw(int flag);
    virtual BehaviorNode::InvalidationHint handle(Event*);
    
    VRS_TYPEINFO(EventSwitch, MonoBehavior);
        
private:
    SO<Condition> onCondition_;
    SO<Condition> offCondition_;
    SO<Callback> onAction_;
    SO<Callback> offAction_;
    SO<Callback> throughAction_;
    bool on_;
    Event* currentEvent_;
    int currentRedraw_;
};

inline void EventSwitch::setOnCondition(Condition* c) { onCondition_ = c; modified(); }
inline void EventSwitch::setOffCondition(Condition* c) { offCondition_ = c; modified(); }

inline Condition* EventSwitch::getOnCondition() const { return onCondition_; }
inline Condition* EventSwitch::getOffCondition() const { return offCondition_; }

inline void EventSwitch::setOnAction(Callback* a) { onAction_ = a; modified(); }
inline void EventSwitch::setOffAction(Callback* a) { offAction_ = a; modified(); }
inline void EventSwitch::setThroughAction(Callback* a) { throughAction_ = a; modified(); }

inline Callback* EventSwitch::getOnAction() const { return onAction_; }
inline Callback* EventSwitch::getOffAction() const { return offAction_; }
inline Callback* EventSwitch::getThroughAction() const { return throughAction_; }

inline bool EventSwitch::isOn() const { return on_; }
inline Event* EventSwitch::currentEvent() const { return currentEvent_; }
inline void EventSwitch::nextRedraw(int f) { currentRedraw_ = f; }

} // namespace VRS

#endif // VRS_MEVENTSWITCH_H

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