composite_calorimeter/include/CCalMaterialFactory.hh

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0025 //
0026 ///////////////////////////////////////////////////////////////////////////////
0027 // File: CCalMaterialFactory.hh
0028 // Description: CCalMaterialFactory is a singleton class to get from a file
0029 //              the information to build CMS Materials. A G4Material is built
0030 //              only if asked. A parallel structure with the file information
0031 //              is keeped in a CCalMaterial pointer vector (CCalMaterialTable).
0032 ///////////////////////////////////////////////////////////////////////////////
0033 #ifndef CCalMaterialFactory_h
0034 #define CCalMaterialFactory_h 1
0035
0036 #include <fstream>
0037
0038 #include "CCalMaterial.hh"
0039 #include "CCalAMaterial.hh"
0040
0041 #include "G4MaterialTable.hh"
0042 #include "G4ElementTable.hh"
0043
0044 typedef std::vector<CCalMaterial*>  CCalMaterialTable;
0045 typedef std::vector<CCalAMaterial*> CCalAMaterialTable;
0046
0047 class CCalMaterialFactory {
0048 public:
0049   enum MatDescription {byWeight, byVolume, byAtomic};
0050
0051   ~CCalMaterialFactory();
0052
0053   static CCalMaterialFactory* getInstance(const G4String&, const G4String&);
0054   static CCalMaterialFactory* getInstance(const G4String&);
0055   static CCalMaterialFactory* getInstance();
0056
0057   G4Material* findMaterial(const G4String& ) const;
0058   G4Element*  findElement (const G4String& ) const;
0059
0060   //Adds a new CCal Material to the list and returns a G4Material.
0061   G4Element*  addElement  (const G4String&, const G4String&, G4double,
0062                            G4double, G4double );
0063   //Adds a new CCal Material to the list and returns a G4Material.
0064   G4Material* addMaterial(const G4String& nam, G4double density,
0065                           G4int nconst, G4String mats[], G4double prop[],
0066                           MatDescription md=byWeight);
0067
0068   void readElements (const G4String&);
0069   void readMaterials(const G4String&);
0070
0071 protected:
0072   void readElements(std::ifstream&);
0073   void readMaterials(std::ifstream&);
0074
0075 private:
0076   //Constructor
0077   CCalMaterialFactory();
0078
0079   G4Material*    findG4Material   (const G4String& ) const;
0080   CCalMaterial*  findCCalMaterial (const G4String& ) const;
0081   CCalAMaterial* findCCalAMaterial(const G4String& ) const;
0082
0083   //Adds a CCalMaterial to the list. Used by readMaterials and addMaterial.
0084   CCalMaterial* addCCalMaterial(const G4String& nam, G4double density,
0085                                 G4int nconst, G4String mats[], G4double prop[],
0086                                 MatDescription md=byWeight);
0087
0088 private:
0089   static CCalMaterialFactory* instance;
0090
0091   static G4String elementfile; //File with the elements.
0092   static G4String mixturefile; //File with the materials.
0093
0094   CCalMaterialTable  theCCalMaterials;  //Where the CCalMaterials are stored
0095   CCalAMaterialTable theCCalAMaterials; //Where the CCalAMaterials are stored
0096
0097 };
0098
0099 #endif