Logo ROOT  
Reference Guide
TLeafG.h
Go to the documentation of this file.
1// @(#)root/tree:$Id$
2// Author: Enrico Guiraud
3
4/*************************************************************************
5 * Copyright (C) 1995-2020, Rene Brun and Fons Rademakers. *
6 * All rights reserved. *
7 * *
8 * For the licensing terms see $ROOTSYS/LICENSE. *
9 * For the list of contributors see $ROOTSYS/README/CREDITS. *
10 *************************************************************************/
11
12#ifndef ROOT_TLeafG
13#define ROOT_TLeafG
14
15
16//////////////////////////////////////////////////////////////////////////
17// //
18// TLeafG //
19// //
20// A TLeaf for a long integer data type. //
21// //
22//////////////////////////////////////////////////////////////////////////
23
24
25#include "TLeaf.h"
26
27class TLeafG : public TLeaf {
28
29protected:
30 Long_t fMinimum; ///< Minimum value if leaf range is specified
31 Long_t fMaximum; ///< Maximum value if leaf range is specified
32 Long_t *fValue; ///<! Pointer to data buffer
33 Long_t **fPointer; ///<! Address of pointer to data buffer
34
35public:
36 TLeafG();
37 TLeafG(TBranch *parent, const char *name, const char *type);
38 virtual ~TLeafG();
39
40 virtual void Export(TClonesArray *list, Int_t n);
41 virtual void FillBasket(TBuffer &b);
43 const char *GetTypeName() const;
44 virtual Int_t GetMaximum() const { return (Int_t)fMaximum; }
45 virtual Int_t GetMinimum() const { return (Int_t)fMinimum; }
46 virtual Double_t GetValue(Int_t i=0) const;
47 virtual Long64_t GetValueLong64(Int_t i = 0) const ;
48 virtual LongDouble_t GetValueLongDouble(Int_t i = 0) const;
49 virtual void *GetValuePointer() const { return fValue; }
50 virtual Bool_t IncludeRange(TLeaf *);
51 virtual void Import(TClonesArray *list, Int_t n);
52 virtual void PrintValue(Int_t i=0) const;
53 virtual void ReadBasket(TBuffer &b);
54 virtual void ReadBasketExport(TBuffer &b, TClonesArray *list, Int_t n);
55 virtual bool ReadBasketFast(TBuffer&, Long64_t);
56 virtual void ReadValue(std::istream& s, Char_t delim = ' ');
57 virtual void SetAddress(void *add=0);
58 virtual void SetMaximum(Long_t max) {fMaximum = max;}
59 virtual void SetMinimum(Long_t min) {fMinimum = min;}
60
61 ClassDef(TLeafG,1); //A TLeaf for a long integer data type.
62};
63
64// if leaf is a simple type, i must be set to 0
65// if leaf is an array, i is the array element number to be returned
66inline Long64_t TLeafG::GetValueLong64(Int_t i) const { return fValue[i]; }
67
68#endif
#define b(i)
Definition: RSha256.hxx:100
int Int_t
Definition: RtypesCore.h:45
char Char_t
Definition: RtypesCore.h:33
long Long_t
Definition: RtypesCore.h:54
bool Bool_t
Definition: RtypesCore.h:63
double Double_t
Definition: RtypesCore.h:59
long double LongDouble_t
Definition: RtypesCore.h:61
long long Long64_t
Definition: RtypesCore.h:80
#define ClassDef(name, id)
Definition: Rtypes.h:325
char name[80]
Definition: TGX11.cxx:110
int type
Definition: TGX11.cxx:121
A TTree is a list of TBranches.
Definition: TBranch.h:89
Buffer base class used for serializing objects.
Definition: TBuffer.h:43
An array of clone (identical) objects.
Definition: TClonesArray.h:29
A TLeaf for a 64 bit Integer data type.
Definition: TLeafG.h:27
virtual Double_t GetValue(Int_t i=0) const
Returns current value of leaf.
Definition: TLeafG.cxx:107
virtual void Export(TClonesArray *list, Int_t n)
Export element from local leaf buffer to ClonesArray.
Definition: TLeafG.cxx:62
Long_t ** fPointer
! Address of pointer to data buffer
Definition: TLeafG.h:33
Long_t fMinimum
Minimum value if leaf range is specified.
Definition: TLeafG.h:30
virtual void FillBasket(TBuffer &b)
Pack leaf elements in Basket output buffer.
Definition: TLeafG.cxx:78
virtual void ReadBasketExport(TBuffer &b, TClonesArray *list, Int_t n)
Read leaf elements from Basket input buffer and export buffer to TClonesArray objects.
Definition: TLeafG.cxx:208
virtual bool ReadBasketFast(TBuffer &, Long64_t)
Deserialize input by performing byteswap as needed.
Definition: TLeafG.cxx:198
virtual void SetMinimum(Long_t min)
Definition: TLeafG.h:59
virtual Int_t GetMinimum() const
Definition: TLeafG.h:45
Long_t fMaximum
Maximum value if leaf range is specified.
Definition: TLeafG.h:31
virtual void * GetValuePointer() const
Definition: TLeafG.h:49
virtual Bool_t IncludeRange(TLeaf *)
Copy/set fMinimum and fMaximum to include/be wide than those of the parameter.
Definition: TLeafG.cxx:127
virtual void ReadValue(std::istream &s, Char_t delim=' ')
Read a long integer from std::istream s and store it into the branch buffer.
Definition: TLeafG.cxx:229
virtual void ReadBasket(TBuffer &b)
Read leaf elements from Basket input buffer.
Definition: TLeafG.cxx:173
virtual ~TLeafG()
Default destructor for a LeafL.
Definition: TLeafG.cxx:54
virtual LongDouble_t GetValueLongDouble(Int_t i=0) const
Returns current value of leaf.
Definition: TLeafG.cxx:118
virtual void PrintValue(Int_t i=0) const
Prints leaf value.
Definition: TLeafG.cxx:159
virtual Long64_t GetValueLong64(Int_t i=0) const
Definition: TLeafG.h:66
Long_t * fValue
! Pointer to data buffer
Definition: TLeafG.h:32
virtual void SetAddress(void *add=0)
Set leaf buffer data address.
Definition: TLeafG.cxx:247
virtual void Import(TClonesArray *list, Int_t n)
Import element from ClonesArray into local leaf buffer.
Definition: TLeafG.cxx:143
TLeafG()
Default constructor for LeafL.
Definition: TLeafG.cxx:29
const char * GetTypeName() const
Returns name of leaf type.
Definition: TLeafG.cxx:96
virtual Int_t GetMaximum() const
Definition: TLeafG.h:44
virtual DeserializeType GetDeserializeType() const
Definition: TLeafG.h:42
virtual void SetMaximum(Long_t max)
Definition: TLeafG.h:58
A TLeaf describes individual elements of a TBranch See TBranch structure in TTree.
Definition: TLeaf.h:57
DeserializeType
Definition: TLeaf.h:99
const Int_t n
Definition: legend1.C:16
static constexpr double s