DDFilteredView.h

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#ifndef DDCore_DDFilteredView_h
#define DDCore_DDFilteredView_h

#include <vector>
#include <utility>
#include "DetectorDescription/Core/interface/DDExpandedView.h"
#include "DetectorDescription/Core/interface/DDFilter.h"

class DDScope;

class DDFilteredView
{
public:
  typedef DDExpandedView::nav_type nav_type;
  
  DDFilteredView(const DDCompactView &);
  
  ~DDFilteredView();
  
  enum log_op { AND, OR };
  
  void addFilter(const DDFilter &, log_op op=AND);
  
  const DDLogicalPart & logicalPart() const;
  
  const DDTranslation & translation() const;
  
  const DDRotationMatrix & rotation() const;
  
  const DDGeoHistory & geoHistory() const;
  
  nav_type navPos() const;
  bool goTo(const nav_type &);
  
  nav_type copyNumbers() const;
   
  void specificsV(std::vector<const DDsvalues_type * > & result) const;
  std::vector<const DDsvalues_type * > specifics() const;
  void mergedSpecificsV(DDsvalues_type & merged) const;
  DDsvalues_type mergedSpecifics() const;
  
  int copyno() const;
  
  // navigation 

  const DDGeoHistory & scope() const;
  
  bool setScope(const DDGeoHistory & hist);
  
  void clearScope();
    
  bool next(); 
  
  bool nextSibling();
  
  bool firstChild();
  
  bool parent();
  
  void reset();
  
  void print();
  
  const std::vector<DDGeoHistory> & history() const;
     
private:
  bool filter();
  
private:
  DDExpandedView epv_;
  const DDScope * scope_;
  typedef DDFilter const * criterion_type;
  typedef std::vector<criterion_type> criteria_type;
  typedef std::vector<log_op> logops_type;
  
  criteria_type criteria_;
  logops_type logOps_; // logical operation for merging the result of 2 filters
  std::vector<DDGeoHistory> parents_; // filtered-parents

};

#endif