ContextUtility.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
#ifndef ACTSEVENT_CONTEXTUTILITY_H
#define ACTSEVENT_CONTEXTUTILITY_H
 
 
#include "StoreGate/ReadCondHandleKey.h"
#include "StoreGate/ReadHandleKey.h"
 
#include "AthenaBaseComps/AthMessaging.h"
 
#include "ActsGeometryInterfaces/GeometryContext.h"
#include "MagFieldConditions/AtlasFieldCacheCondObj.h"
 
#include "Acts/Utilities/CalibrationContext.hpp"
#include "Acts/MagneticField/MagneticFieldContext.hpp"
 
namespace ActsTrk{
    class ContextUtility{
        public: 
            template <class PropOwner> 
                explicit ContextUtility(PropOwner* owner);
            StatusCode initialize(const bool enable = true);
            Acts::GeometryContext getGeometryContext(const EventContext& ctx) const;
            Acts::CalibrationContext getCalibrationContext(const EventContext& ctx) const;
            Acts::MagneticFieldContext getMagneticFieldContext(const EventContext& ctx) const;
        private:
            GeoContextReadKey_t m_geoCtxKey;
            SG::ReadCondHandleKey<AtlasFieldCacheCondObj> m_magCtxKey;
            std::function<MsgStream&(const MSG::Level)> m_msgPrinter;
            std::function<bool(const MSG::Level)> m_msgLevel;
            MsgStream& msg(const MSG::Level lvl) const;
            bool msgLvl(const MSG::Level lvl) const;
    };
 
}
#include "ActsEvent/ContextUtility.icc"
#endif