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// Author: P. Arce
// History: 30.11.07  First version
//*******************************************************
//
// DicomPatientZSliceHeader.hh :
//	- Contains the meta data information corresponding to one or several Z slices (number of voxels, dimension)
//*******************************************************

#ifndef DicomPatientZSliceHeader_h
#define DicomPatientZSliceHeader_h 1

#include "globals.hh"
class G4material;
#include <fstream>
#include <vector>


class DicomPatientZSliceHeader 
{
public:

  DicomPatientZSliceHeader( const DicomPatientZSliceHeader& rhs );
  // build object copying an existing one (except Z dimensions)

  DicomPatientZSliceHeader( std::ifstream& fin );
  // build object reading data from a file

  ~DicomPatientZSliceHeader(){};

  // Get and set methods
  G4int GetNoVoxelX() const { return fNoVoxelX; };
  G4int GetNoVoxelY() const { return fNoVoxelY; };
  G4int GetNoVoxelZ() const { return fNoVoxelZ; };
  G4int GetNoVoxels() const { return fNoVoxelX*fNoVoxelY*fNoVoxelZ; };

  G4double GetMinX() const { return fMinX; };
  G4double GetMinY() const { return fMinY; };
  G4double GetMinZ() const { return fMinZ; };
  G4double GetMaxX() const { return fMaxX; };
  G4double GetMaxY() const { return fMaxY; };
  G4double GetMaxZ() const { return fMaxZ; };

  G4double GetVoxelHalfX() const { return (fMaxX-fMinX)/fNoVoxelX/2.; };
  G4double GetVoxelHalfY() const { return (fMaxY-fMinY)/fNoVoxelY/2.; };
  G4double GetVoxelHalfZ() const { return (fMaxZ-fMinZ)/fNoVoxelZ/2.; };

  std::vector<G4String> GetMaterialNames() const { return fMaterialNames; };
 

  void SetNoVoxelX(const G4int val) { fNoVoxelX = val; }
  void SetNoVoxelY(const G4int val) { fNoVoxelY = val; }
  void SetNoVoxelZ(const G4int val) { fNoVoxelZ = val; }

  void SetMinX(const G4double val) { fMinX = val; };
  void SetMaxX(const G4double val) { fMaxX = val; };
  void SetMinY(const G4double val) { fMinY = val; };
  void SetMaxY(const G4double val) { fMaxY = val; };
  void SetMinZ(const G4double val) { fMinZ = val; };
  void SetMaxZ(const G4double val) { fMaxZ = val; };

  void SetMaterialNames(std::vector<G4String>& mn ){ fMaterialNames = mn; }


  void operator+=( const DicomPatientZSliceHeader& rhs );  
  DicomPatientZSliceHeader operator+( const DicomPatientZSliceHeader& rhs );
  // add two slices that have the same dimensions, merging them in Z 

private:
  G4bool CheckMaterialExists( const G4String& mateName );
  // check that material read exists as a G4Material

private:
  G4int fNoVoxelX, fNoVoxelY, fNoVoxelZ;  // number of voxels in each dimensions
  G4double fMinX,fMinY,fMinZ; // minimum extension of voxels (position of wall)
  G4double fMaxX,fMaxY,fMaxZ; // maximum extension of voxels (position of wall)

  std::vector<G4String> fMaterialNames; // list of material names
 
};

#endif