// $Id$

#ifndef ALIHLTTRDCALIBRATIONCOMPONENT_H
#define ALIHLTTRDCALIBRATIONCOMPONENT_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/** @file   AliHLTTRDCalibrationComponent.h
    @author Timm Steinbeck, Matthias Richter
    @date   
    @brief  Declaration of a TRDCalibration component. */


#include "AliHLTProcessor.h"
class AliHLTTRDCalibra;
class AliCDBManager;
class AliTRDtriggerHLT;
class AliRawReaderMemory;
class AliTRDtrigParam;

/**
 * @class AliHLTTRDCalibrationComponent
 * @brief A TRDCalibration HLT processing component. 
 *
 * An implementiation of a TRDCalibration component that just copies its input data
 * as a test, demonstration, and example of the HLT component scheme.
 * @ingroup alihlt_tutorial
 */
class AliHLTTRDCalibrationComponent : public AliHLTProcessor
    {
    public:
	AliHLTTRDCalibrationComponent();
	virtual ~AliHLTTRDCalibrationComponent();

	// Public functions to implement AliHLTComponent's interface.
	// These functions are required for the registration process

	const char* GetComponentID();
	void GetInputDataTypes( vector<AliHLTComponent_DataType>& list);
	AliHLTComponent_DataType GetOutputDataType();
	virtual void GetOutputDataSize( unsigned long& constBase, double& inputMultiplier );
	AliHLTComponent* Spawn();
	
    protected:
	
	// Protected functions to implement AliHLTComponent's interface.
	// These functions provide initialization as well as the actual processing
	// capabilities of the component. 

	int DoInit( int argc, const char** argv );
	int DoDeinit();
	int DoEvent( const AliHLTComponent_EventData& evtData, const AliHLTComponent_BlockData* blocks, 
		     AliHLTComponent_TriggerData& trigData, AliHLTUInt8_t* outputPtr, 
		     AliHLTUInt32_t& size, vector<AliHLTComponent_BlockData>& outputBlocks );
	
    private:

	// The size of the output data produced, as a percentage of the input data's size.
	// Can be greater than 100 (%)
	unsigned fOutputPercentage; // The size of the output data produced in %

	string fStrorageDBpath; // Path to DB

	AliHLTTRDCalibra  *fCalibra; //! Calibration - Class for TRD tracklets

	AliTRDtriggerHLT *fMCMtrigger; //! Tracklet producer
	AliTRDtrigParam   *fMCMtriggerParams; //! Trigger parameters
	int fTriggerParDebugLevel; // Debug level for fMCMtriggerParams
	double fLTUpTcut; // pT cut of LTU
	double fBField; // Magnetic field magnitude

	AliCDBManager *fCDB; //! Pointer to OCDB 
	AliRawReaderMemory *fRmem; //! Mem reader
	
	ClassDef(AliHLTTRDCalibrationComponent, 0)

    };
#endif