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.

virtual TVirtualIndex *	BuildIndex (const TTree T, const char majorname, const char *minorname)=0

virtual TTree *	CopyTree (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 TH1 *	GetHistogram () const =0

virtual Int_t	GetNfill () const =0

virtual TTreeFormula *	GetSelect () const =0

virtual Long64_t	GetSelectedRows () const =0

virtual TSelector *	GetSelector () const =0

virtual TSelector *	GetSelectorFromFile () const =0

virtual Double_t *	GetV1 () const =0

virtual Double_t *	GetV2 () const =0

virtual Double_t *	GetV3 () const =0

virtual Double_t *	GetV4 () const =0

virtual Double_t *	GetVal (Int_t) const =0

virtual TTreeFormula *	GetVar (Int_t) const =0

virtual TTreeFormula *	GetVar1 () const =0

virtual TTreeFormula *	GetVar2 () const =0

virtual TTreeFormula *	GetVar3 () const =0

virtual TTreeFormula *	GetVar4 () const =0

virtual Double_t *	GetW () 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 TPrincipal *	Principal (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 TSQLResult *	Query (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.

	TObject (const TObject &object)
	TObject copy ctor.

virtual	~TObject ()
	TObject destructor.

void	AbstractMethod (const char *method) const
	Use this method to implement an "abstract" method that you don't want to leave purely abstract.

virtual void	AppendPad (Option_t *option="")
	Append graphics object to current pad.

virtual void	Browse (TBrowser *b)
	Browse object. May be overridden for another default action.

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.

virtual const char *	ClassName () const
	Returns name of class to which the object belongs.

virtual void	Clear (Option_t *="")

virtual TObject *	Clone (const char *newname="") const
	Make a clone of an object using the Streamer facility.

virtual Int_t	Compare (const TObject *obj) const
	Compare abstract method.

virtual void	Copy (TObject &object) const
	Copy this to obj.

virtual void	Delete (Option_t *option="")
	Delete this object.

virtual Int_t	DistancetoPrimitive (Int_t px, Int_t py)
	Computes distance from point (px,py) to the object.

virtual void	Draw (Option_t *option="")
	Default Draw method for all objects.

virtual void	DrawClass () const
	Draw class inheritance tree of the class to which this object belongs.

virtual TObject *	DrawClone (Option_t *option="") const
	Draw a clone of this object in the current selected pad for instance with: `gROOT->SetSelectedPad(gPad)`.

virtual void	Dump () const
	Dump contents of object on stdout.

virtual void	Error (const char method, const char msgfmt,...) const
	Issue error message.

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.

virtual void	Execute (TMethod method, TObjArray params, Int_t *error=0)
	Execute method on this object with parameters stored in the TObjArray.

virtual void	ExecuteEvent (Int_t event, Int_t px, Int_t py)
	Execute action corresponding to an event at (px,py).

virtual void	Fatal (const char method, const char msgfmt,...) const
	Issue fatal error message.

virtual TObject *	FindObject (const char *name) const
	Must be redefined in derived classes.

virtual TObject *	FindObject (const TObject *obj) const
	Must be redefined in derived classes.

virtual Option_t *	GetDrawOption () const
	Get option used by the graphics system to draw this object.

virtual const char *	GetIconName () const
	Returns mime type name of object.

virtual const char *	GetName () const
	Returns name of object.

virtual char *	GetObjectInfo (Int_t px, Int_t py) const
	Returns string containing info about the object at position (px,py).

virtual Option_t *	GetOption () const

virtual const char *	GetTitle () const
	Returns title of object.

virtual UInt_t	GetUniqueID () const
	Return the unique object id.

virtual Bool_t	HandleTimer (TTimer *timer)
	Execute action in response of a timer timing out.

virtual ULong_t	Hash () const
	Return hash value for this object.

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.

virtual void	Info (const char method, const char msgfmt,...) const
	Issue info message.

virtual Bool_t	InheritsFrom (const char *classname) const
	Returns kTRUE if object inherits from class "classname".

virtual Bool_t	InheritsFrom (const TClass *cl) const
	Returns kTRUE if object inherits from TClass cl.

virtual void	Inspect () const
	Dump contents of this object in a graphics canvas.

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).

virtual Bool_t	IsFolder () const
	Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).

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.

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).

virtual Bool_t	Notify ()
	This method must be overridden to handle object notification.

void	Obsolete (const char method, const char asOfVers, const char *removedFromVers) const
	Use this method to declare a method obsolete.

void	operator delete (void *ptr)
	Operator delete.

void	operator delete[] (void *ptr)
	Operator delete [].

void *	operator new (size_t sz)

void *	operator new (size_t sz, void *vp)

void *	operator new[] (size_t sz)

void *	operator new[] (size_t sz, void *vp)

TObject &	operator= (const TObject &rhs)
	TObject assignment operator.

virtual void	Paint (Option_t *option="")
	This method must be overridden if a class wants to paint itself.

virtual void	Pop ()
	Pop on object drawn in a pad to the top of the display list.

virtual void	Print (Option_t *option="") const
	This method must be overridden when a class wants to print itself.

virtual Int_t	Read (const char *name)
	Read contents of object with specified name from the current directory.

virtual void	RecursiveRemove (TObject *obj)
	Recursively remove this object from a list.

void	ResetBit (UInt_t f)

virtual void	SaveAs (const char filename="", Option_t option="") const
	Save this object in the file specified by filename.

virtual void	SavePrimitive (std::ostream &out, Option_t *option="")
	Save a primitive as a C++ statement(s) on output stream "out".

void	SetBit (UInt_t f)

void	SetBit (UInt_t f, Bool_t set)
	Set or unset the user status bits as specified in f.

virtual void	SetDrawOption (Option_t *option="")
	Set drawing option for object.

virtual void	SetUniqueID (UInt_t uid)
	Set the unique object id.

virtual void	SysError (const char method, const char msgfmt,...) const
	Issue system error message.

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.

virtual void	Warning (const char method, const char msgfmt,...) const
	Issue warning message.

virtual Int_t	Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
	Write this object to the current directory.

virtual Int_t	Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
	Write this object to the current directory.

Static Public Member Functions
static TVirtualTreePlayer *	GetCurrentPlayer ()
	Static function: return the current player (if any)

static void	SetPlayer (const char *player)
	Static function to set an alternative Tree player.

static TVirtualTreePlayer *	TreePlayer (TTree *obj)
	Static function returning a pointer to a Tree player.

Static Public Member Functions inherited from TObject
static Long_t	GetDtorOnly ()
	Return destructor only flag.

static Bool_t	GetObjectStat ()
	Get status of object stat flag.

static void	SetDtorOnly (void *obj)
	Set destructor only flag.

static void	SetObjectStat (Bool_t stat)
	Turn on/off tracking of objects in the TObjectTable.

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

Static Private Attributes
static TVirtualTreePlayer *	fgCurrent = 0
	Pointer to current Tree player.

static TClass *	fgPlayer = 0
	Pointer to class of Tree player.

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 Types inherited from TObject
enum	{ kOnlyPrepStep = BIT(3) }

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).

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:

tree/tree/inc/TVirtualTreePlayer.h
tree/tree/src/TVirtualTreePlayer.cxx

Public Member Functions

Static Public Member Functions

Static Public Attributes

Static Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TVirtualTreePlayer()

◆ ~TVirtualTreePlayer()

Member Function Documentation

◆ BuildIndex()

◆ CopyTree()

◆ DrawScript()

◆ DrawSelect()

◆ Fit()

◆ GetCurrentPlayer()

◆ GetDimension()

◆ GetEntries()

◆ GetHistogram()

◆ GetNfill()

◆ GetSelect()

◆ GetSelectedRows()

◆ GetSelector()

◆ GetSelectorFromFile()

◆ GetV1()

◆ GetV2()

◆ GetV3()

◆ GetV4()

◆ GetVal()

◆ GetVar()

◆ GetVar1()

◆ GetVar2()

◆ GetVar3()

◆ GetVar4()

◆ GetW()

◆ MakeClass()

◆ MakeCode()

◆ MakeProxy()

◆ MakeReader()

◆ Principal()

◆ Process() [1/2]

◆ Process() [2/2]

◆ Query()

◆ Scan()

◆ SetEstimate()

◆ SetPlayer()

◆ SetTree()

◆ StartViewer()

◆ TreePlayer()

◆ UnbinnedFit()

◆ UpdateFormulaLeaves()

Member Data Documentation

◆ fgCurrent

◆ fgPlayer

◆ kMaxEntries