OMKInputListener.h

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/************************************************************************/
/* This file is part of openMask(c) INRIA, CNRS, Universite de Rennes 1 */
/* 1993-2002, thereinafter the Software                                 */
/*                                                                      */
/* The Software has been developped within the Siames Project.          */
/* INRIA, the University of Rennes 1 and CNRS jointly hold intellectual */
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/* The Software has been registered with the Agence pour la Protection  */
/* des Programmes (APP) under registration number                       */
/* IDDN.FR.001.510008.00.S.P.2001.000.41200                             */
/*                                                                      */
/* This file may be distributed under the terms of the Q Public License */
/* version 1.0 as defined by Trolltech AS of Norway and appearing in    */
/* the file LICENSE.QPL included in the packaging of this file.         */
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/* Universite Rennes 1 for the software may use this file in            */
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/************************************************************************/
#ifndef OMK_IN_INPUTLISTENER_H
#define OMK_IN_INPUTLISTENER_H

#include "OBTPrototypeFactory.h"
#include "OMKName.h"
#include "OMKExtensibleSimulatedObject.h"
#include "OISKeyboard.h"
#include "OISMouse.h"
#include "OISJoyStick.h"
#include "OMKInputs.h"

namespace OMK
{
class ConfigurationParameterDescriptor ;
class EventIdentifier ;
class ExtensibleSimulatedObject ;
namespace Inp
{
class InputExtension ;

class OMKINPUTS_API InputListener
{
protected:
  InputListener( ExtensibleSimulatedObject* sender, const Name& id, 
          const ConfigurationParameterDescriptor* node ) ;
public:
  static OIS::KeyCode retrieveCode( const std::string& code ) ;
  static bool retrieveCodeFromConfig( const ConfigurationParameterDescriptor * node,
                                      const std::string &keyId,
                                      OIS::KeyCode &keyCode ) ;
public:
  virtual ~InputListener() ;
  const Name& getId() const ;
protected:
  void sendEvent( const Name& receiver, const EventIdentifier & eventId ) ; 
  template< typename UserType> 
  void sendValuedEvent( const Name& receiver, const EventIdentifier & eventId, const UserType & prm ) ;
protected:
  Name _id ;
  ExtensibleSimulatedObject* _sender ;
} ;
inline const Name& InputListener::getId() const { return _id ; } 
template< typename UserType> 
inline void InputListener::sendValuedEvent( const Name& receiver, const EventIdentifier & eventId, const UserType & prm ) 
{
  _sender->sendValuedEvent( receiver, eventId, prm ) ;
}
  
class InputListenerCreator
{
public:
  virtual ~InputListenerCreator(){}
  virtual InputListener* operator()
        ( ExtensibleSimulatedObject* sender, const Name& id, 
      const ConfigurationParameterDescriptor* node ) const
  {
    OMERROR( "Creator is not registered for" << std::endl << *node ) ;
    throw Exception( "Creator is not registered" ) ;
    return 0 ;
  }
} ;

typedef OBT::Singleton< OBT::PrototypeFactory< OMK::Name, InputListenerCreator > > InputListenerFactory ;

template <class T>
class InputListenerCreatorT : public InputListenerCreator
{
public:

  typedef T object_to_create ;

  virtual ~InputListenerCreatorT(){}
  InputListener* operator()
    ( ExtensibleSimulatedObject* sender, const Name& instanceId, 
      const ConfigurationParameterDescriptor* node ) const
  {
    return new T( sender, instanceId, node ) ;
  }
} ;
  
  } // namespace Inp
} // namespace OMK

template class OMKINPUTS_API OBT::PrototypeFactory< OMK::Name, OMK::Inp::InputListenerCreator > ;
template class OMKINPUTS_API OBT::Singleton< OBT::PrototypeFactory< OMK::Name, OMK::Inp::InputListenerCreator > > ;

#define DECLARE_INPUT_LISTENER_FACTORY( InputListenerClass ) \
public: \
 \
  friend class OMK::Inp::InputListenerCreatorT< InputListenerClass > ; \
 \
  static OMK::Name OMK_CLASS_ID ; \
 \
  static const bool REGISTERED_IN_INPUT_LISTENER_FACTORY ; \
protected: \
 \
   InputListenerClass( OMK::ExtensibleSimulatedObject* sender, const OMK::Name& instanceId, \
                       const OMK::ConfigurationParameterDescriptor* node ) ; \
public: \
        virtual ~InputListenerClass() 
  
#define REGISTER_INPUT_LISTENER_FACTORY( InputListenerClass, Id )\
  /* Factory */ \
  Name InputListenerClass::OMK_CLASS_ID( Id ) ; \
  const bool InputListenerClass::REGISTERED_IN_INPUT_LISTENER_FACTORY( OMK::Inp::InputListenerFactory::getInstance().registerCreator< OMK::Inp::InputListenerCreatorT< InputListenerClass > >( Id ) )  

#endif // OMK_IN_INPUTLISTENER_H

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