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Reference Guide
TVirtualTreePlayer Class Referenceabstract

Abstract base class defining the interface for the plugins that implement Draw, Scan, Process, MakeProxy, etc.

for a TTree object. See the individual documentations in TTree.

Definition at line 38 of file TVirtualTreePlayer.h.

Public Member Functions

 TVirtualTreePlayer ()
 
virtual ~TVirtualTreePlayer ()
 Common destructor. More...
 
virtual TVirtualIndexBuildIndex (const TTree *T, const char *majorname, const char *minorname)=0
 
virtual TTreeCopyTree (const char *selection, Option_t *option="", Long64_t nentries=kMaxEntries, Long64_t firstentry=0)=0
 
virtual Long64_t DrawScript (const char *wrapperPrefix, const char *macrofilename, const char *cutfilename, Option_t *option, Long64_t nentries, Long64_t firstentry)=0
 
virtual Long64_t DrawSelect (const char *varexp, const char *selection, Option_t *option, Long64_t nentries, Long64_t firstentry)=0
 
virtual Int_t Fit (const char *formula, const char *varexp, const char *selection, Option_t *option, Option_t *goption, Long64_t nentries, Long64_t firstentry)=0
 
virtual Int_t GetDimension () const =0
 
virtual Long64_t GetEntries (const char *)=0
 
virtual TH1GetHistogram () const =0
 
virtual Int_t GetNfill () const =0
 
virtual TTreeFormulaGetSelect () const =0
 
virtual Long64_t GetSelectedRows () const =0
 
virtual TSelectorGetSelector () const =0
 
virtual TSelectorGetSelectorFromFile () const =0
 
virtual Double_tGetV1 () const =0
 
virtual Double_tGetV2 () const =0
 
virtual Double_tGetV3 () const =0
 
virtual Double_tGetV4 () const =0
 
virtual Double_tGetVal (Int_t) const =0
 
virtual TTreeFormulaGetVar (Int_t) const =0
 
virtual TTreeFormulaGetVar1 () const =0
 
virtual TTreeFormulaGetVar2 () const =0
 
virtual TTreeFormulaGetVar3 () const =0
 
virtual TTreeFormulaGetVar4 () const =0
 
virtual Double_tGetW () const =0
 
virtual Int_t MakeClass (const char *classname, const char *option)=0
 
virtual Int_t MakeCode (const char *filename)=0
 
virtual Int_t MakeProxy (const char *classname, const char *macrofilename=0, const char *cutfilename=0, const char *option=0, Int_t maxUnrolling=3)=0
 
virtual Int_t MakeReader (const char *classname, Option_t *option)=0
 
virtual TPrincipalPrincipal (const char *varexp="", const char *selection="", Option_t *option="np", Long64_t nentries=kMaxEntries, Long64_t firstentry=0)=0
 
virtual Long64_t Process (const char *filename, Option_t *option="", Long64_t nentries=kMaxEntries, Long64_t firstentry=0)=0
 
virtual Long64_t Process (TSelector *selector, Option_t *option="", Long64_t nentries=kMaxEntries, Long64_t firstentry=0)=0
 
virtual TSQLResultQuery (const char *varexp, const char *selection, Option_t *option, Long64_t nentries, Long64_t firstentry)=0
 
virtual Long64_t Scan (const char *varexp, const char *selection, Option_t *option, Long64_t nentries, Long64_t firstentry)=0
 
virtual void SetEstimate (Long64_t n)=0
 
virtual void SetTree (TTree *t)=0
 
virtual void StartViewer (Int_t ww, Int_t wh)=0
 
virtual Int_t UnbinnedFit (const char *formula, const char *varexp, const char *selection, Option_t *option, Long64_t nentries, Long64_t firstentry)=0
 
virtual void UpdateFormulaLeaves ()=0
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method. More...
 
virtual void Copy (TObject &object) const
 Copy this to obj. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout. More...
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual void Print (Option_t *option="") const
 This method must be overridden when a class wants to print itself. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 

Static Public Member Functions

static TVirtualTreePlayerGetCurrentPlayer ()
 Static function: return the current player (if any) More...
 
static void SetPlayer (const char *player)
 Static function to set an alternative Tree player. More...
 
static TVirtualTreePlayerTreePlayer (TTree *obj)
 Static function returning a pointer to a Tree player. More...
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 

Static Public Attributes

static constexpr Long64_t kMaxEntries = std::numeric_limits<Long64_t>::max()
 

Static Private Attributes

static TVirtualTreePlayerfgCurrent = 0
 Pointer to current Tree player. More...
 
static TClassfgPlayer = 0
 Pointer to class of Tree player. More...
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 

#include <TVirtualTreePlayer.h>

Inheritance diagram for TVirtualTreePlayer:
[legend]

Constructor & Destructor Documentation

◆ TVirtualTreePlayer()

TVirtualTreePlayer::TVirtualTreePlayer ( )
inline

Definition at line 47 of file TVirtualTreePlayer.h.

◆ ~TVirtualTreePlayer()

TVirtualTreePlayer::~TVirtualTreePlayer ( )
virtual

Common destructor.

Definition at line 58 of file TVirtualTreePlayer.cxx.

Member Function Documentation

◆ BuildIndex()

virtual TVirtualIndex* TVirtualTreePlayer::BuildIndex ( const TTree T,
const char *  majorname,
const char *  minorname 
)
pure virtual

Implemented in TTreePlayer.

◆ CopyTree()

virtual TTree* TVirtualTreePlayer::CopyTree ( const char *  selection,
Option_t option = "",
Long64_t  nentries = kMaxEntries,
Long64_t  firstentry = 0 
)
pure virtual

Implemented in TTreePlayer.

◆ DrawScript()

virtual Long64_t TVirtualTreePlayer::DrawScript ( const char *  wrapperPrefix,
const char *  macrofilename,
const char *  cutfilename,
Option_t option,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ DrawSelect()

virtual Long64_t TVirtualTreePlayer::DrawSelect ( const char *  varexp,
const char *  selection,
Option_t option,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ Fit()

virtual Int_t TVirtualTreePlayer::Fit ( const char *  formula,
const char *  varexp,
const char *  selection,
Option_t option,
Option_t goption,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ GetCurrentPlayer()

TVirtualTreePlayer * TVirtualTreePlayer::GetCurrentPlayer ( )
static

Static function: return the current player (if any)

Definition at line 69 of file TVirtualTreePlayer.cxx.

◆ GetDimension()

virtual Int_t TVirtualTreePlayer::GetDimension ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetEntries()

virtual Long64_t TVirtualTreePlayer::GetEntries ( const char *  )
pure virtual

Implemented in TTreePlayer.

◆ GetHistogram()

virtual TH1* TVirtualTreePlayer::GetHistogram ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetNfill()

virtual Int_t TVirtualTreePlayer::GetNfill ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetSelect()

virtual TTreeFormula* TVirtualTreePlayer::GetSelect ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetSelectedRows()

virtual Long64_t TVirtualTreePlayer::GetSelectedRows ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetSelector()

virtual TSelector* TVirtualTreePlayer::GetSelector ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetSelectorFromFile()

virtual TSelector* TVirtualTreePlayer::GetSelectorFromFile ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetV1()

virtual Double_t* TVirtualTreePlayer::GetV1 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetV2()

virtual Double_t* TVirtualTreePlayer::GetV2 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetV3()

virtual Double_t* TVirtualTreePlayer::GetV3 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetV4()

virtual Double_t* TVirtualTreePlayer::GetV4 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVal()

virtual Double_t* TVirtualTreePlayer::GetVal ( Int_t  ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVar()

virtual TTreeFormula* TVirtualTreePlayer::GetVar ( Int_t  ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVar1()

virtual TTreeFormula* TVirtualTreePlayer::GetVar1 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVar2()

virtual TTreeFormula* TVirtualTreePlayer::GetVar2 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVar3()

virtual TTreeFormula* TVirtualTreePlayer::GetVar3 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetVar4()

virtual TTreeFormula* TVirtualTreePlayer::GetVar4 ( ) const
pure virtual

Implemented in TTreePlayer.

◆ GetW()

virtual Double_t* TVirtualTreePlayer::GetW ( ) const
pure virtual

Implemented in TTreePlayer.

◆ MakeClass()

virtual Int_t TVirtualTreePlayer::MakeClass ( const char *  classname,
const char *  option 
)
pure virtual

Implemented in TTreePlayer.

◆ MakeCode()

virtual Int_t TVirtualTreePlayer::MakeCode ( const char *  filename)
pure virtual

Implemented in TTreePlayer.

◆ MakeProxy()

virtual Int_t TVirtualTreePlayer::MakeProxy ( const char *  classname,
const char *  macrofilename = 0,
const char *  cutfilename = 0,
const char *  option = 0,
Int_t  maxUnrolling = 3 
)
pure virtual

Implemented in TTreePlayer.

◆ MakeReader()

virtual Int_t TVirtualTreePlayer::MakeReader ( const char *  classname,
Option_t option 
)
pure virtual

Implemented in TTreePlayer.

◆ Principal()

virtual TPrincipal* TVirtualTreePlayer::Principal ( const char *  varexp = "",
const char *  selection = "",
Option_t option = "np",
Long64_t  nentries = kMaxEntries,
Long64_t  firstentry = 0 
)
pure virtual

Implemented in TTreePlayer.

◆ Process() [1/2]

virtual Long64_t TVirtualTreePlayer::Process ( const char *  filename,
Option_t option = "",
Long64_t  nentries = kMaxEntries,
Long64_t  firstentry = 0 
)
pure virtual

Implemented in TTreePlayer.

◆ Process() [2/2]

virtual Long64_t TVirtualTreePlayer::Process ( TSelector selector,
Option_t option = "",
Long64_t  nentries = kMaxEntries,
Long64_t  firstentry = 0 
)
pure virtual

Implemented in TTreePlayer.

◆ Query()

virtual TSQLResult* TVirtualTreePlayer::Query ( const char *  varexp,
const char *  selection,
Option_t option,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ Scan()

virtual Long64_t TVirtualTreePlayer::Scan ( const char *  varexp,
const char *  selection,
Option_t option,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ SetEstimate()

virtual void TVirtualTreePlayer::SetEstimate ( Long64_t  n)
pure virtual

Implemented in TTreePlayer.

◆ SetPlayer()

void TVirtualTreePlayer::SetPlayer ( const char *  player)
static

Static function to set an alternative Tree player.

Definition at line 77 of file TVirtualTreePlayer.cxx.

◆ SetTree()

virtual void TVirtualTreePlayer::SetTree ( TTree t)
pure virtual

Implemented in TTreePlayer.

◆ StartViewer()

virtual void TVirtualTreePlayer::StartViewer ( Int_t  ww,
Int_t  wh 
)
pure virtual

Implemented in TTreePlayer.

◆ TreePlayer()

TVirtualTreePlayer * TVirtualTreePlayer::TreePlayer ( TTree obj)
static

Static function returning a pointer to a Tree player.

The player will process the specified obj. If the Tree player does not exist a default player is created.

Definition at line 35 of file TVirtualTreePlayer.cxx.

◆ UnbinnedFit()

virtual Int_t TVirtualTreePlayer::UnbinnedFit ( const char *  formula,
const char *  varexp,
const char *  selection,
Option_t option,
Long64_t  nentries,
Long64_t  firstentry 
)
pure virtual

Implemented in TTreePlayer.

◆ UpdateFormulaLeaves()

virtual void TVirtualTreePlayer::UpdateFormulaLeaves ( )
pure virtual

Implemented in TTreePlayer.

Member Data Documentation

◆ fgCurrent

TVirtualTreePlayer * TVirtualTreePlayer::fgCurrent = 0
staticprivate

Pointer to current Tree player.

Definition at line 42 of file TVirtualTreePlayer.h.

◆ fgPlayer

TClass * TVirtualTreePlayer::fgPlayer = 0
staticprivate

Pointer to class of Tree player.

Definition at line 41 of file TVirtualTreePlayer.h.

◆ kMaxEntries

constexpr Long64_t TVirtualTreePlayer::kMaxEntries = std::numeric_limits<Long64_t>::max()
staticconstexpr

Definition at line 45 of file TVirtualTreePlayer.h.

Libraries for TVirtualTreePlayer:
[legend]

The documentation for this class was generated from the following files: