DDNamespace.h

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#ifndef DETECTOR_DESCRIPTION_DD_NAMESPACE_H
#define DETECTOR_DESCRIPTION_DD_NAMESPACE_H

#include "XML/XML.h"
#include "DD4hep/Objects.h"
#include "DD4hep/Shapes.h"
#include "DD4hep/Volumes.h"

namespace cms {

  class DDParsingContext;

  class DDNamespace {
    
  public:
      
    DDNamespace( DDParsingContext*, xml_h );
    DDNamespace( DDParsingContext&, xml_h, bool );
    DDNamespace( DDParsingContext* );
    DDNamespace( DDParsingContext& );
    ~DDNamespace();
    
    DDNamespace() = delete;
    DDNamespace( const DDNamespace& ) = delete;
    DDNamespace& operator=( const DDNamespace& ) = delete;
    
    std::string prepend( const std::string& ) const;
    std::string realName( const std::string& ) const;
    static std::string objName( const std::string& );
    static std::string nsName( const std::string& );
    
    template<typename T> T attr( xml_elt_t element, const xml_tag_t& name ) const {
      std::string val = realName( element.attr<std::string>( name ));
      element.setAttr( name, val );
      return element.attr<T>( name );
    }
    
    template<typename T> T attr( xml_elt_t element, const xml_tag_t& name, T defaultValue ) const {
      if( element.hasAttr( name )) {
    std::string val = realName( element.attr<std::string>( name ));
    element.setAttr( name, val );
    return element.attr<T>( name );
      }
      return defaultValue;
    }
    
    void addConstant( const std::string& name, const std::string& value, const std::string& type ) const;
    void addConstantNS( const std::string& name, const std::string& value, const std::string& type ) const;
    
    dd4hep::Material material( const std::string& name ) const;
    dd4hep::Solid solid( const std::string& name ) const;
    dd4hep::Solid addSolid( const std::string& name, dd4hep::Solid solid ) const;
    dd4hep::Solid addSolidNS( const std::string& name, dd4hep::Solid solid ) const;
    
    dd4hep::Volume volume( const std::string& name, bool exc = true ) const;
    dd4hep::Volume addVolume( dd4hep::Volume vol ) const;
    dd4hep::Volume addVolumeNS( dd4hep::Volume vol ) const;
    
    const dd4hep::Rotation3D& rotation( const std::string& name ) const;
    void addRotation( const std::string& name, const dd4hep::Rotation3D& rot ) const;
    
    DDParsingContext* const context() const { return m_context; }
    DDParsingContext* setContext() { return m_context; }
    
    std::string_view name() const {
      return m_name;
    }
   
  private:

    DDParsingContext* m_context = nullptr;
    std::string m_name;
    bool m_pop = false;
  };
}

#define NAMESPACE_SEP ':'

#endif