DDExpandedView.h

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#ifndef DDExpandedView_h
#define DDExpandedView_h

#include <cstddef>
#include <iosfwd>
#include <map>
#include <string>
#include <utility>
#include <vector>

#include "DetectorDescription/Core/interface/DDRotationMatrix.h"
#include "DetectorDescription/Core/interface/DDTranslation.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "DetectorDescription/Core/interface/DDExpandedNode.h"
#include "DetectorDescription/Core/interface/DDLogicalPart.h"
#include "DetectorDescription/Core/interface/DDPosData.h"
#include "DetectorDescription/Core/interface/DDTransform.h"
#include "DetectorDescription/Core/interface/DDsvalues.h"
#include "DataFormats/Math/interface/GraphWalker.h"

class DDFilteredView;
class DDLogicalPart;
struct DDPosData;


class DDExpandedView {
  friend class DDFilteredView;

public:
  using WalkerType = math::GraphWalker<DDLogicalPart, DDPosData *>;

  typedef std::vector<int> nav_type;
  typedef std::pair<int const *, size_t> NavRange;

  DDExpandedView(const DDCompactView &);

  virtual ~DDExpandedView();

  const DDLogicalPart &logicalPart() const;

  const std::string &name() const;

  const DDTranslation &translation() const;

  const DDRotationMatrix &rotation() const;

  const DDGeoHistory &geoHistory() const;

  bool goTo(const nav_type &);
  bool goTo(NavRange);
  bool goTo(int const *newpos, size_t sz);

  nav_type navPos() const;

  nav_type copyNumbers() const;

  std::vector<const DDsvalues_type *> specifics() const;
  void specificsV(std::vector<const DDsvalues_type *> &vc) const;

  DDsvalues_type mergedSpecifics() const;
  void mergedSpecificsV(DDsvalues_type &res) const;

  std::vector<double> const &vector(std::string_view iKey) const { return cpv_->vector(iKey); }

  int copyno() const;

  // navigation

  const DDGeoHistory &scope() const;

  bool setScope(const DDGeoHistory &hist, int depth = 0);

  void clearScope();

  int depth() const;

  bool next();

  bool nextB();

  bool nextSibling();

  bool firstChild();

  bool parent();

  //bool hasChildren() const;

  void reset();

  /* was protected, now public; was named goTo, now goToHistory*/
  bool goToHistory(const DDGeoHistory &sc);

protected:
  bool descend(const DDGeoHistory &sc);

protected:
  WalkerType *walker_;  
  WalkerType w2_;
  const DDTranslation trans_;
  const DDRotationMatrix rot_;
  DDGeoHistory history_;       
  DDGeoHistory scope_;         
  unsigned int depth_;         
  const DDPosData *worldpos_;  
  std::vector<nav_type> nextBStack_;
  const DDCompactView *cpv_;
};

std::string printNavType(int const *n, size_t sz);
inline std::ostream &operator<<(std::ostream &os, const DDExpandedView::nav_type &n) {
  os << printNavType(&n.front(), n.size());
  return os;
}
inline std::ostream &operator<<(std::ostream &os, const DDExpandedView::NavRange &n) {
  os << printNavType(n.first, n.second);
  return os;
}
#endif