src/stdfblib/timedfb.h

/*******************************************************************************
 * Copyright (c) 2005 - 2014 ACIN, Profactor GmbH, fortiss GmbH
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Alois Zoitl, Thomas Strasser, Gunnar Grabmair, Martin Melik Merkumians,
 *   Ingo Hegny, Gerhard Ebenhofer
 *    - initial API and implementation and/or initial documentation
 *******************************************************************************/
#ifndef _TIMEDFB_H_
#define _TIMEDFB_H_

#include "../core/esfb.h"
#include "../arch/timerha.h"
#include "../core/resource.h"

/*!\brief Base class for timed function block like E_CYCLE or E_DELAY providing this interface
 */
class CTimedFB : public CEventSourceFB{
private:
protected:
  static const SFBInterfaceSpec scm_stFBInterfaceSpec;
  static const CStringDictionary::TStringId scm_aunEINameIds[];
  static const TDataIOID scm_anEIWith[];
  static const TForteInt16 scm_anEIWithIndexes[];
  static const CStringDictionary::TStringId scm_aunEONameIds[];
  static const TForteInt16 scm_anEOWithIndexes[];
  static const CStringDictionary::TStringId scm_aunDINameIds[];
  static const CStringDictionary::TStringId scm_aunDIDataTypeNameIds[];

  static const TEventID csm_nEventSTARTID = 0;
  static const TEventID csm_nEventSTOPID = 1;

  static const TEventID csm_nEOID = 0;

  FORTE_FB_DATA_ARRAY(1,1,0, 0);

  bool mActive; //!> flag to indicate that the timed fb is currently active
  STimedFBListEntry mTimeListEntry; //!> The Timer list entry of this timed FB
/*!\brief execute the input events of timed FBs as far it is possible
 *
 * Derived Timed FBs only normaly need only the start event es this is different for each timed FB type (e.g. periodic vs. onetimeshot)
 */
  virtual void executeEvent(int pa_nEIID);

  CIEC_TIME& DT() {
     return *static_cast<CIEC_TIME*>(getDI(0));
  }
public:
  CTimedFB(const CStringDictionary::TStringId paInstanceNameId, CResource *paSrcRes, ETimerActivationType paType);
  virtual ~CTimedFB() {};

  virtual EMGMResponse changeFBExecutionState(EMGMCommandType pa_unCommand);

};

#endif /*TIMEDFB_H_*/