JRootToolkit.hh File Reference

#include <string>
#include <istream>
#include <ostream>
#include <limits>
#include <cctype>
#include <vector>
#include "TString.h"
#include "TObjString.h"
#include "TRegexp.h"
#include "TPRegexp.h"
#include "TFormula.h"
#include "TFile.h"
#include "TStreamerInfo.h"
#include "TIterator.h"
#include "TF1.h"
#include "TH1.h"
#include "TH2.h"
#include "TH3.h"
#include "TGraph.h"
#include "TGraphErrors.h"
#include "TGraphAsymmErrors.h"
#include "TGraph2D.h"
#include "TGraph2DErrors.h"
#include "TMultiGraph.h"
#include "TNtuple.h"
#include "JLang/JType.hh"
#include "JLang/JLangToolkit.hh"
#include "Jeep/JPrint.hh"
#include "JROOT/JRootFile.hh"

Go to the source code of this file.

Classes
struct	JROOT::JFitParameter_t
	Auxiliary data structure for a parameter index and its value. More...

Namespaces
namespace	JROOT
	Auxiliary classes and methods for ROOT I/O.
namespace	JPP
	This name space includes all other name spaces (except KM3NETDAQ, KM3NET and ANTARES).

Macros
#define	RESET_OBJECT(T, P, O)
#define	RESET_OBJECT(T, P, O)

Functions
template<class T >
const char *	JROOT::getName ()
	Get ROOT name of given data type.
template<class T >
const char *	JROOT::getName (const JType< T > &type)
	Get ROOT name of given data type.
void	JROOT::resetObject (TH3 *h3, const bool reset=false)
	Reset TH3 object.
void	JROOT::resetObject (TH2 *h2, const bool reset=false)
	Reset TH2 object.
void	JROOT::resetObject (TH1 *h1, const bool reset=false)
	Reset TH1 object.
void	JROOT::resetObject (TGraph *g1, const bool reset=false)
	Reset TGraph object.
void	JROOT::resetObject (TGraphErrors *g1, const bool reset=false)
	Reset TGraphErrors object.
void	JROOT::resetObject (TGraphAsymmErrors *g1, const bool reset=false)
	Reset TGraphAsymmErrors object.
void	JROOT::resetObject (TGraph2D *g2, const bool reset=false)
	Reset TGraph2D object.
void	JROOT::resetObject (TGraph2DErrors *g2, const bool reset=false)
	Reset TGraph2DErrors object.
void	JROOT::resetObject (TMultiGraph *gs, const bool reset=false)
	Reset TMultiGraph object.
void	JROOT::AddPoint (TGraph *g1, const Double_t x, const Double_t y)
	Add point to TGraph.
void	JROOT::AddPoint (TGraphErrors *g1, const Double_t x, const Double_t y, const Double_t ex, const Double_t ey)
	Add point to TGraphErrors.
void	JROOT::AddPoint (TGraphAsymmErrors *g1, const Double_t x, const Double_t y, const Double_t exl, const Double_t exh, const Double_t eyl, const Double_t eyh)
	Add point to TGraphAsymmErrors.
void	JROOT::AddPoint (TGraph2D *g1, const Double_t x, const Double_t y, const Double_t z)
	Add point to TGraph2D.
void	JROOT::AddPoint (TGraph2DErrors *g1, const Double_t x, const Double_t y, const Double_t z, const Double_t ex, const Double_t ey, const Double_t ez)
	Add point to TGraph2DErrors.
TFile &	JROOT::operator<< (TFile &file, const TObject &object)
	Write object to ROOT file.
const TStreamerInfo *	JROOT::getStreamerInfo (TFile *file, const char *const name)
	Get ROOT streamer information of class with given name.
const TStreamerInfo *	JROOT::getStreamerInfo (const char *const file_name, const char *const name)
	Get ROOT streamer information of class with given name.
int	JROOT::getStreamerVersion (TFile *file, const char *const name)
	Get ROOT streamer version of class with given name.
int	JROOT::getStreamerVersion (const char *const file_name, const char *const name)
	Get ROOT streamer version of class with given name.
TString	JROOT::parse (const TPRegexp &regexp, const TString &string, const int index=1)
	Match a regular expression with given string and return the specified matched parts.
bool	JROOT::setParameter (TF1 &f1, const JFitParameter_t &parameter)
	Set fit parameter.
bool	JROOT::fixParameter (TF1 &f1, const JFitParameter_t &parameter)
	Fix fit parameter.
bool	JROOT::releaseParameter (TF1 &f1, const Int_t index)
	Release fit parameter.
bool	JROOT::setParLimits (TF1 &f1, const Int_t index, Double_t xmin, Double_t xmax)
	Set fit parameter limits.
bool	JROOT::isParameterFixed (const TF1 &f1, const Int_t index)
	Check if fit parameter is fixed.
TGraph *	JROOT::histogramToGraph (const TH1 &h1)
	Helper method to convert a 1D histogram to a graph.
TH1 *	JROOT::projectHistogram (const TH2 &h2, const Double_t xmin, const Double_t xmax, const char projection)
	Helper method for ROOT histogram projections.
std::istream &	operator>> (std::istream &in, TRegexp &object)
	Read regular expression from input stream.
std::ostream &	operator<< (std::ostream &out, const TRegexp &object)
	Write regular expression to output stream.
std::istream &	operator>> (std::istream &in, TFormula &object)
	Read formula from input stream.
std::ostream &	operator<< (std::ostream &out, const TFormula &object)
	Write formula to output stream.

Macro Definition Documentation

RESET_OBJECT [1/2]

#define RESET_OBJECT	(		T,
			P,
			O )

Value:

if (dynamic_cast<T*>(P) != NULL) { resetObject(dynamic_cast<T*>(P), O); return; }

RESET_OBJECT [2/2]

#define RESET_OBJECT	(		T,
			P,
			O )

Value:

if (dynamic_cast<T*>(P) != NULL) { resetObject(dynamic_cast<T*>(P), O); continue; }

Function Documentation

operator>>() [1/2]

std::istream & operator>> ( std::istream & in, TRegexp & object )

inline

Read regular expression from input stream.

Parameters

in	input stream
object	regular expression

Returns

output stream

Definition at line 736 of file JRootToolkit.hh.

{
  std::string buffer;
 
  if (in >> buffer) {
    object = TRegexp(buffer.c_str());
  }
 
  return in;
}

operator<<() [1/2]

std::ostream & operator<< ( std::ostream & out, const TRegexp & object )

inline

Write regular expression to output stream.

Parameters

out	output stream
object	regular expression

Returns

output stream

Definition at line 755 of file JRootToolkit.hh.

{
  return out;
}

operator>>() [2/2]

std::istream & operator>> ( std::istream & in, TFormula & object )

inline

Read formula from input stream.

Parameters

in	input stream
object	formula

Returns

input stream

Definition at line 768 of file JRootToolkit.hh.

{
  std::string buffer;
 
  if (getline(in,buffer)) {
    object = TFormula("", buffer.c_str());
  }
  
  return in;
}

operator<<() [2/2]

std::ostream & operator<< ( std::ostream & out, const TFormula & object )

inline

Write formula to output stream.

Parameters

out	output stream
object	formula

Returns

output stream

Definition at line 787 of file JRootToolkit.hh.

{
  return out << object.GetExpFormula();
}