// @(#)root/table:$Id$ // Author: Valery Fine(fine@mail.cern.ch) 03/07/98 /************************************************************************* * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. * * All rights reserved. * * * * For the licensing terms see $ROOTSYS/LICENSE. * * For the list of contributors see $ROOTSYS/README/CREDITS. * *************************************************************************/ #ifndef ROOT_TTable #define ROOT_TTable ////////////////////////////////////////////////////////////////////////// // // // TTable // // // // It is a base class to create a "wrapper" class // // holding the plain C-structure array // // (1 element of the structure per element) // // // ////////////////////////////////////////////////////////////////////////// #ifdef __CINT__ #pragma Ccomment on #endif #include "Ttypes.h" #include "TDataSet.h" #include "tableDescriptor.h" #ifndef ROOT_TCut # include "TCut.h" #endif # ifndef ROOT_Riosfwd # include "Riosfwd.h" # endif #ifndef __CINT__ # include # include #endif #include class TTableDescriptor; class TH1; class TTableMap; typedef TTableMap* Ptr_t; class TTable : public TDataSet { friend class TDataSet; friend class St_XDFFile; protected: Long_t fSize; // Size of the one element (row) of the table protected: Int_t fN; //Number of array elements Char_t *fTable; // Array of (fN*fSize) longs Long_t fMaxIndex; // The used capacity of this array Bool_t BoundsOk(const char *where, Int_t at) const; Bool_t OutOfBoundsError(const char *where, Int_t i) const; void CopyStruct(Char_t *dest, const Char_t *src); Char_t *Create(); virtual void Clear(Option_t *opt=""); virtual void Delete(Option_t *opt=""); virtual Bool_t EntryLoop(const Char_t *exprFileName,Int_t &action, TObject *obj, Int_t nentries=1000000000, Int_t firstentry=0, Option_t *option=""); Int_t SetfN(Long_t len); void SetTablePointer(void *table); void SetUsedRows(Int_t n); virtual void SetType(const char *const type); void StreamerHeader(TBuffer &b,Version_t version=3); void StreamerTable(TBuffer &b,Version_t version=3); virtual TTableDescriptor *GetDescriptorPointer() const; virtual void SetDescriptorPointer(TTableDescriptor *list); void ReAlloc(Int_t newsize); static const char *TableDictionary(const char *className,const char *structName,TTableDescriptor *&ColDescriptors); public: enum EColumnType {kNAN, kFloat, kInt, kLong, kShort, kDouble, kUInt ,kULong, kUShort, kUChar, kChar, kPtr, kBool ,kEndColumnType }; enum ETableBits { kIsNotOwn = BIT(23) // if the TTable wrapper doesn't own the STAF table // As result of the Update() method for example }; static const char *fgTypeName[kEndColumnType]; TTable(const char *name=0, Int_t size=0); TTable(const char *name, Int_t n,Int_t size); TTable(const char *name, Int_t n, Char_t *array,Int_t size); TTable(const char *name, const char *type, Int_t n, Char_t *array, Int_t size); TTable(const TTable &table); TTable &operator=(const TTable &rhs); virtual ~TTable(); virtual void Adopt(Int_t n, void *array); virtual Int_t AddAt(const void *c); virtual void AddAt(const void *c, Int_t i); virtual void AddAt(TDataSet *dataset,Int_t idx=0); virtual Long_t AppendRows(const void *row, UInt_t nRows); virtual void AsString(void *buf, EColumnType type, Int_t width, ostream &out) const; const void *At(Int_t i) const; virtual void Browse(TBrowser *b); virtual void CopySet(TTable &array); Int_t CopyRows(const TTable *srcTable,Long_t srcRow=0, Long_t dstRow=0, Long_t nRows=0, Bool_t expand=kFALSE); virtual void DeleteRows(Long_t indx,UInt_t nRows=1); virtual void Draw(Option_t *opt); virtual TH1 *Draw(TCut varexp, TCut selection, Option_t *option="" ,Int_t nentries=1000000000, Int_t firstentry=0); virtual TH1 *Draw(const char *varexp, const char *selection, Option_t *option="" ,Int_t nentries=1000000000, Int_t firstentry=0); // *MENU* void *GetArray() const ; virtual TClass *GetRowClass() const ; Int_t GetSize() const { return fN; } virtual Long_t GetNRows() const; virtual Long_t GetRowSize() const; virtual Long_t GetTableSize() const; virtual TTableDescriptor *GetTableDescriptors() const; virtual TTableDescriptor *GetRowDescriptors() const; virtual const Char_t *GetType() const; virtual void Fit(const char *formula ,const char *varexp, const char *selection="",Option_t *option="" ,Option_t *goption="" ,Int_t nentries=1000000000, Int_t firstentry=0); // *MENU* virtual Long_t HasData() const { return 1; } virtual Long_t InsertRows(const void *rows, Long_t indx, UInt_t nRows=1); virtual Bool_t IsFolder() const; Int_t NaN(); static TTable *New(const Char_t *name, const Char_t *type, void *array, UInt_t size); virtual Char_t *MakeExpression(const Char_t *expressions[],Int_t nExpressions); virtual Char_t *Print(Char_t *buf,Int_t n) const ; virtual void Print(Option_t *opt="") const; virtual const Char_t *Print(Int_t row, Int_t rownumber=10, const Char_t *colfirst="", const Char_t *collast="") const; // *MENU* virtual void PrintContents(Option_t *opt="") const; virtual const Char_t *PrintHeader() const; // *MENU* virtual void Project(const char *hname, const char *varexp, const char *selection="", Option_t *option="" ,Int_t nentries=1000000000, Int_t firstentry=0); virtual Int_t Purge(Option_t *opt=""); void *ReAllocate(Int_t newsize); void *ReAllocate(); virtual void SavePrimitive(ostream &out, Option_t *option = ""); virtual void Set(Int_t n); virtual void Set(Int_t n, Char_t *array); virtual void SetNRows(Int_t n); virtual void Reset(Int_t c=0); virtual void ResetMap(Bool_t wipe=kTRUE); virtual void Update(); virtual void Update(TDataSet *set,UInt_t opt=0); void *operator[](Int_t i); const void *operator[](Int_t i) const; // ---- Table descriptor service ------ virtual Int_t GetColumnIndex(const Char_t *columnName) const; virtual const Char_t *GetColumnName(Int_t columnIndex) const; virtual const UInt_t *GetIndexArray(Int_t columnIndex) const; virtual UInt_t GetNumberOfColumns() const; virtual UInt_t GetOffset(Int_t columnIndex) const; virtual Int_t GetOffset(const Char_t *columnName=0) const; virtual UInt_t GetColumnSize(Int_t columnIndex) const; virtual Int_t GetColumnSize(const Char_t *columnName=0) const; virtual UInt_t GetTypeSize(Int_t columnIndex) const; virtual Int_t GetTypeSize(const Char_t *columnName=0) const ; virtual UInt_t GetDimensions(Int_t columnIndex) const; virtual Int_t GetDimensions(const Char_t *columnName=0) const ; virtual EColumnType GetColumnType(Int_t columnIndex) const; virtual EColumnType GetColumnType(const Char_t *columnName=0) const; virtual const Char_t *GetColumnComment(Int_t columnIndex) const; static const char *GetTypeName(EColumnType type); static EColumnType GetTypeId(const char *typeName); // Table index iterator: class iterator { public: typedef std::vector::iterator vec_iterator; typedef std::vector::const_iterator vec_const_iterator; private: Long_t fRowSize; const TTable *fThisTable; vec_iterator fCurrentRow; public: iterator(): fRowSize(0), fThisTable(0) {;} iterator(const TTable &table, vec_iterator &arowPtr) : fRowSize(table.GetRowSize()), fThisTable(&table), fCurrentRow(arowPtr) {;} iterator(const TTable &table, vec_const_iterator &arowPtr) : fRowSize(table.GetRowSize()), fThisTable(&table), fCurrentRow(*(std::vector::iterator *)(void *)&arowPtr) {;} //fCurrentRow(* const_cast::iterator *>(&arowPtr) ) {;} iterator(const iterator& iter) : fRowSize (iter.fRowSize), fThisTable(iter.fThisTable),fCurrentRow(iter.fCurrentRow){} iterator &operator=(const iterator& iter) { fRowSize = iter.fRowSize; fThisTable = iter.fThisTable; fCurrentRow=iter.fCurrentRow; return *this; } void operator++() { ++fCurrentRow; } void operator++(int) { fCurrentRow++; } void operator--() { --fCurrentRow; } void operator--(int) { fCurrentRow--; } iterator operator+(Int_t idx) { std::vector::iterator addition = fCurrentRow+idx; return iterator(*fThisTable,addition); } iterator operator-(Int_t idx) { std::vector::iterator subtraction = fCurrentRow-idx; return iterator(*fThisTable,subtraction); } void operator+=(Int_t idx) { fCurrentRow+=idx; } void operator-=(Int_t idx) { fCurrentRow-=idx; } void *rowPtr() const { return (void *)(((const char *)fThisTable->GetArray()) + (*fCurrentRow)*fRowSize ); } operator void *() const { return rowPtr(); } Int_t operator-(const iterator &it) const { return (*fCurrentRow)-(*(it.fCurrentRow)); } Long_t operator *() const { return *fCurrentRow; } Bool_t operator==(const iterator &t) const { return ( (fCurrentRow == t.fCurrentRow) && (fThisTable == t.fThisTable) ); } Bool_t operator!=(const iterator &t) const { return !operator==(t); } const TTable &Table() const { return *fThisTable;} const Long_t &RowSize() const { return fRowSize;} #ifndef __CINT__ const std::vector::iterator &Row() const { return fCurrentRow;} #endif }; #ifndef __CINT__ // pointer iterator // This create an iterator to iterate over all table column of the // type provided. // For example" piterator(table,kPtr) is to iterate over // all cells of (TTableMap *) type class piterator { private: std::vector fPtrs; UInt_t fCurrentRowIndex; UInt_t fCurrentColIndex; UInt_t fRowSize; const Char_t *fCurrentRowPtr; void **fCurrentColPtr; protected: void **column() {return fCurrentColPtr = (void **)(fCurrentRowPtr + fPtrs[fCurrentColIndex]);} public: piterator(const TTable *t=0,EColumnType type=kPtr); piterator(const piterator& iter); void operator=(const piterator& iter); void operator++(); void operator++(int); void operator--(); void operator--(int); // operator const char *() const; void **operator *(); Bool_t operator==(const piterator &t) const; Bool_t operator!=(const piterator &t) const; UInt_t Row() const; UInt_t Column() const; void MakeEnd(UInt_t lastRowIndex); }; // class iterator over pointers piterator pbegin(){ return piterator(this); } piterator pend(){ piterator pLast(this); pLast.MakeEnd(GetNRows()); return pLast; } #endif static const char *TableDictionary() { return 0; }; ClassDef(TTable,4) // vector of the C structures }; //________________________________________________________________________ inline void TTable::AddAt(TDataSet *dataset,Int_t idx) { TDataSet::AddAt(dataset,idx); } //________________________________________________________________________ inline Bool_t TTable::BoundsOk(const char *where, Int_t at) const { return (at < 0 || at >= fN) ? OutOfBoundsError(where, at) : kTRUE; } //________________________________________________________________________ inline void *TTable::GetArray() const { return (void *)fTable;} //________________________________________________________________________ inline void TTable::Print(Option_t *) const { Print((Char_t *)0,Int_t(0)); } //________________________________________________________________________ inline void TTable::SetUsedRows(Int_t n) { fMaxIndex = n;} //________________________________________________________________________ inline void TTable::SetNRows(Int_t n) {SetUsedRows(n);} // ULong_t &operator(){ return GetTable();} //________________________________________________________________________ inline void *TTable::operator[](Int_t i) { if (!BoundsOk("TTable::operator[]", i)) i = 0; return (void *)(fTable+i*fSize); } //________________________________________________________________________ inline const void *TTable::operator[](Int_t i) const { if (!BoundsOk("TTable::operator[]", i)) i = 0; return (const void *)(fTable+i*fSize); } //________________________________________________________________________ inline void TTable::Draw(Option_t *opt) { Draw(opt, "", "", 1000000000, 0); } #ifndef __CINT__ //________________________________________________________________________________________________________________ inline TTable::piterator::piterator(const piterator& iter) : fPtrs (iter.fPtrs), fCurrentRowIndex(iter.fCurrentRowIndex), fCurrentColIndex(iter.fCurrentColIndex), fRowSize(iter.fRowSize), fCurrentRowPtr(iter.fCurrentRowPtr), fCurrentColPtr(iter.fCurrentColPtr) {} //________________________________________________________________________________________________________________ inline void TTable::piterator::operator=(const piterator& iter){ fPtrs = iter.fPtrs; fCurrentRowIndex = iter.fCurrentRowIndex; fCurrentColIndex = iter.fCurrentColIndex; fRowSize = iter.fRowSize; fCurrentRowPtr = iter.fCurrentRowPtr; fCurrentColPtr = iter.fCurrentColPtr; } //________________________________________________________________________________________________________________ inline void TTable::piterator::operator++() { ++fCurrentColIndex; if (fCurrentColIndex >= fPtrs.size()) { fCurrentColIndex = 0; ++fCurrentRowIndex; fCurrentRowPtr += fRowSize; } column(); } //________________________________________________________________________________________________________________ inline void TTable::piterator::operator++(int) { operator++(); } //________________________________________________________________________________________________________________ inline void TTable::piterator::operator--() { if (fCurrentColIndex > 0) { fCurrentColIndex--; fCurrentColIndex = fPtrs.size()-1; --fCurrentRowIndex; fCurrentRowPtr -= fRowSize; } else { fCurrentColIndex--; } column(); } //________________________________________________________________________________________________________________ inline void TTable::piterator::operator--(int) { operator--(); } //________________________________________________________________________________________________________________ // inline TTable::piterator::operator const char *() const { return fCurrentColPtr; } //________________________________________________________________________________________________________________ inline void **TTable::piterator::operator *() { return fCurrentColPtr; } //________________________________________________________________________________________________________________ inline Bool_t TTable::piterator::operator==(const piterator &t) const { return ( (fCurrentRowIndex== t.fCurrentRowIndex) && (fCurrentColIndex == t.fCurrentColIndex) // && (fCurrentRowPtr == t.fCurrentRowPtr ) // && (fCurrentColPtr == t.fCurrentColPtr ) ); } //________________________________________________________________________________________________________________ inline Bool_t TTable::piterator::operator!=(const piterator &t) const { return !operator==(t); } //________________________________________________________________________________________________________________ inline void TTable::piterator::MakeEnd(UInt_t lastRowIndex){fCurrentColIndex = 0; fCurrentRowIndex = lastRowIndex;} //________________________________________________________________________________________________________________ inline UInt_t TTable::piterator::Row() const { return fCurrentRowIndex;} //________________________________________________________________________________________________________________ inline UInt_t TTable::piterator::Column() const { return fCurrentColIndex;} #endif #include "TTableDescriptor.h" #endif