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TLeafB.h
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1 // @(#)root/tree:$Id$
2 // Author: Rene Brun 12/01/96
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, 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_TLeafB
13 #define ROOT_TLeafB
14 
15 
16 //////////////////////////////////////////////////////////////////////////
17 // //
18 // TLeafB //
19 // //
20 // A TLeaf for an 8 bit Integer data type. //
21 // //
22 //////////////////////////////////////////////////////////////////////////
23 
24 #include "TLeaf.h"
25 
26 class TLeafB : public TLeaf {
27 
28 protected:
29  Char_t fMinimum; ///< Minimum value if leaf range is specified
30  Char_t fMaximum; ///< Maximum value if leaf range is specified
31  Char_t *fValue; ///<! Pointer to data buffer
32  Char_t **fPointer; ///<! Address of a pointer to data buffer!
33 
34 public:
35  TLeafB();
36  TLeafB(TBranch *parent, const char* name, const char* type);
37  virtual ~TLeafB();
38 
39  virtual void Export(TClonesArray* list, Int_t n);
40  virtual void FillBasket(TBuffer& b);
42  virtual Int_t GetMaximum() const { return fMaximum; }
43  virtual Int_t GetMinimum() const { return fMinimum; }
44  const char *GetTypeName() const;
45  Double_t GetValue(Int_t i = 0) const { return IsUnsigned() ? (Double_t)((UChar_t) fValue[i]) : (Double_t)fValue[i]; }
46  virtual void *GetValuePointer() const { return fValue; }
47  virtual Bool_t IncludeRange(TLeaf *);
48  virtual void Import(TClonesArray* list, Int_t n);
49  virtual void PrintValue(Int_t i = 0) const;
50  virtual void ReadBasket(TBuffer&);
51  virtual void ReadBasketExport(TBuffer&, TClonesArray* list, Int_t n);
52  virtual void ReadValue(std::istream &s, Char_t delim = ' ');
53  virtual void SetAddress(void* addr = 0);
54  virtual void SetMaximum(Char_t max) { fMaximum = max; }
55  virtual void SetMinimum(Char_t min) { fMinimum = min; }
56 
57  // Deserialize N events from an input buffer. Since chars are stored unchanged, there
58  // is nothing to do here but return true if we don't have variable-length arrays.
59  virtual bool ReadBasketFast(TBuffer&, Long64_t) { return !fLeafCount; }
60  virtual bool ReadBasketSerialized(TBuffer&, Long64_t) { return !fLeafCount; }
61 
62  ClassDef(TLeafB,1); //A TLeaf for an 8 bit Integer data type.
63 };
64 
65 #endif
virtual void SetMaximum(Char_t max)
Definition: TLeafB.h:54
A TLeaf describes individual elements of a TBranch See TBranch structure in TTree.
Definition: TLeaf.h:49
A TLeaf for an 8 bit Integer data type.
Definition: TLeafB.h:26
virtual void Export(TClonesArray *list, Int_t n)
Export element from local leaf buffer to a ClonesArray.
Definition: TLeafB.cxx:68
long long Long64_t
Definition: RtypesCore.h:69
virtual bool ReadBasketSerialized(TBuffer &, Long64_t)
Definition: TLeafB.h:60
virtual Bool_t IsUnsigned() const
Definition: TLeaf.h:140
Buffer base class used for serializing objects.
Definition: TBuffer.h:42
virtual Int_t GetMaximum() const
Definition: TLeafB.h:42
int Int_t
Definition: RtypesCore.h:41
bool Bool_t
Definition: RtypesCore.h:59
const char * GetTypeName() const
Returns name of leaf type.
Definition: TLeafB.cxx:101
Char_t fMaximum
Maximum value if leaf range is specified.
Definition: TLeafB.h:30
virtual bool ReadBasketFast(TBuffer &, Long64_t)
Definition: TLeafB.h:59
Double_t GetValue(Int_t i=0) const
Definition: TLeafB.h:45
virtual void SetMinimum(Char_t min)
Definition: TLeafB.h:55
#define ClassDef(name, id)
Definition: Rtypes.h:326
virtual void Import(TClonesArray *list, Int_t n)
Import element from ClonesArray into local leaf buffer.
Definition: TLeafB.cxx:128
virtual DeserializeType GetDeserializeType() const
Definition: TLeafB.h:41
virtual void ReadBasketExport(TBuffer &, TClonesArray *list, Int_t n)
Read leaf elements from Basket input buffer and export buffer to TClonesArray objects.
Definition: TLeafB.cxx:179
static constexpr double s
TLeafB()
Default constructor.
Definition: TLeafB.cxx:29
virtual void SetAddress(void *addr=0)
Set value buffer address.
Definition: TLeafB.cxx:213
virtual void ReadBasket(TBuffer &)
Read leaf elements from Basket input buffer.
Definition: TLeafB.cxx:152
Char_t fMinimum
Minimum value if leaf range is specified.
Definition: TLeafB.h:29
virtual void ReadValue(std::istream &s, Char_t delim=' ')
Read a 8 bit integer from std::istream s and store it into the branch buffer.
Definition: TLeafB.cxx:191
double Double_t
Definition: RtypesCore.h:55
virtual void PrintValue(Int_t i=0) const
Prints leaf value.
Definition: TLeafB.cxx:138
int type
Definition: TGX11.cxx:120
virtual Bool_t IncludeRange(TLeaf *)
Copy/set fMinimum and fMaximum to include/be wide than those of the parameter.
Definition: TLeafB.cxx:112
virtual void FillBasket(TBuffer &b)
Pack leaf elements into Basket output buffer.
Definition: TLeafB.cxx:78
Char_t ** fPointer
! Address of a pointer to data buffer!
Definition: TLeafB.h:32
char Char_t
Definition: RtypesCore.h:29
virtual void * GetValuePointer() const
Definition: TLeafB.h:46
An array of clone (identical) objects.
Definition: TClonesArray.h:32
Char_t * fValue
! Pointer to data buffer
Definition: TLeafB.h:31
DeserializeType
Definition: TLeaf.h:91
TLeaf * fLeafCount
Pointer to Leaf count if variable length (we do not own the counter)
Definition: TLeaf.h:69
you should not use this method at all Int_t Int_t Double_t Double_t Double_t Int_t Double_t Double_t Double_t Double_t b
Definition: TRolke.cxx:630
unsigned char UChar_t
Definition: RtypesCore.h:34
virtual Int_t GetMinimum() const
Definition: TLeafB.h:43
virtual ~TLeafB()
Destructor.
Definition: TLeafB.cxx:55
A TTree is a list of TBranches.
Definition: TBranch.h:90
const Int_t n
Definition: legend1.C:16
char name[80]
Definition: TGX11.cxx:109