A class that parses all parameters for TTree::Draw().
See TTree::Draw() for the format description.
Definition at line 29 of file TTreeDrawArgsParser.h.
Public Types | |
enum | EOutputType { kUNKNOWN , kEVENTLIST , kENTRYLIST , kPROFILE , kPROFILE2D , kGRAPH , kPOLYMARKER3D , kHISTOGRAM1D , kHISTOGRAM2D , kLISTOFGRAPHS , kLISTOFPOLYMARKERS3D , kHISTOGRAM3D } |
Public Types inherited from TObject | |
enum | { kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff } |
enum | { kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) } |
enum | EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) } |
enum | EStatusBits { kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) , kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 )) } |
Public Member Functions | |
TTreeDrawArgsParser () | |
Constructor - cleans all the class variables. | |
~TTreeDrawArgsParser () | |
Destructor. | |
Bool_t | GetAdd () const |
Int_t | GetDimension () const |
TString const & | GetExp () const |
Double_t | GetIfSpecified (Int_t num, Double_t def) const |
Int_t | GetNoParameters () const |
TString const & | GetObjectName () const |
TString | GetObjectTitle () const |
Returns the desired plot title. | |
Bool_t | GetOptionSame () const |
TObject * | GetOriginal () const |
Double_t | GetParameter (int num) const |
returns num-th parameter from brackets in the expression in case of an error (wrong number) returns 0.0 num - number of parameter (counted from 0) | |
TString | GetProofSelectorName () const |
Returns appropriate TSelector class name for proof for the object that is to be drawn assumes that Parse() method has been called before. | |
TString const & | GetSelection () const |
Bool_t | GetShouldDraw () const |
TString | GetVarExp () const |
Returns the variable string, i.e. [var1[:var2[:var2[:var4]]]]. | |
TString | GetVarExp (Int_t num) const |
Returns the num-th variable string in case of an error prints an error message and returns an empty string. | |
virtual TClass * | IsA () const |
Bool_t | IsSpecified (int num) const |
returns kTRUE if the num-th parameter was specified otherwise returns fFALSE in case of an error (wrong num) prints an error message and returns kFALSE. | |
Bool_t | Parse (const char *varexp, const char *selection, Option_t *option) |
Parses parameters from TTree::Draw(). | |
void | SetObjectName (const char *s) |
void | SetOriginal (TObject *o) |
virtual void | Streamer (TBuffer &) |
Stream an object of class TObject. | |
void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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 with: gROOT->SetSelectedPad(c1) . | |
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=nullptr) |
Execute method on this object with the given parameter string, e.g. | |
virtual void | Execute (TMethod *method, TObjArray *params, Int_t *error=nullptr) |
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) |
Bool_t | IsDestructed () const |
IsDestructed. | |
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. | |
void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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=nullptr, Int_t option=0, Int_t bufsize=0) |
Write this object to the current directory. | |
virtual Int_t | Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const |
Write this object to the current directory. | |
Static Public Member Functions | |
static TClass * | Class () |
static const char * | Class_Name () |
static constexpr Version_t | Class_Version () |
static const char * | DeclFileName () |
static Int_t | GetMaxDimension () |
return fgMaxDimension (cannot be inline) | |
Static Public Member Functions inherited from TObject | |
static TClass * | Class () |
static const char * | Class_Name () |
static constexpr Version_t | Class_Version () |
static const char * | DeclFileName () |
static Longptr_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 Int_t | fgMaxDimension = 4 |
= 4 | |
static Int_t | fgMaxParameters = 9 |
= 9 | |
Protected Member Functions | |
void | ClearPrevious () |
Resets all the variables of the class. | |
TTreeDrawArgsParser::EOutputType | DefineType () |
Put the type of the draw result into fOutputType and return it. | |
Bool_t | ParseName (TString name) |
Syntax: | |
Bool_t | ParseOption () |
Check if options contain some data important for choosing the type of the drawn object. | |
Bool_t | ParseVarExp () |
Split variables and parse name and parameters in brackets. | |
Bool_t | SplitVariables (TString variables) |
Parse expression [var1 [:var2 [:var3] ...]], number of variables cannot be greater than fgMaxDimension. | |
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 () |
Protected Attributes | |
Bool_t | fAdd |
Values should be added to an existing object. | |
Int_t | fDimension |
Dimension of the histogram/plot. | |
Bool_t | fDrawProfile |
True if the options contain :"prof". | |
Bool_t | fEntryList |
If fill a TEntryList. | |
TString | fExp |
Complete variable expression. | |
TString | fName |
Histogram's/plot's name. | |
Int_t | fNoParameters |
If dimensions of the plot was specified. | |
TString | fOption |
Draw options. | |
Bool_t | fOptionSame |
If option contained "same". | |
TObject * | fOriginal |
Original plot (if it is to be reused) | |
EOutputType | fOutputType |
Type of the output. | |
Bool_t | fParameterGiven [9] |
True if the parameter was given, otherwise false. | |
Double_t | fParameters [9] |
Parameters in brackets. | |
TString | fSelection |
Selection expression. | |
Bool_t | fShouldDraw |
If to draw the plot. | |
TString | fVarExp [4] |
Variable expression 0 - X, 1 - Y, 2 - Z, 3 - W If dimension < fgMaxDimension then some Expressions are empty. | |
Additional Inherited Members | |
Protected Types inherited from TObject | |
enum | { kOnlyPrepStep = (1ULL << ( 3 )) } |
#include <TTreeDrawArgsParser.h>
Enumerator | |
---|---|
kUNKNOWN | |
kEVENTLIST | |
kENTRYLIST | |
kPROFILE | |
kPROFILE2D | |
kGRAPH | |
kPOLYMARKER3D | |
kHISTOGRAM1D | |
kHISTOGRAM2D | |
kLISTOFGRAPHS | |
kLISTOFPOLYMARKERS3D | |
kHISTOGRAM3D |
Definition at line 32 of file TTreeDrawArgsParser.h.
TTreeDrawArgsParser::TTreeDrawArgsParser | ( | ) |
Constructor - cleans all the class variables.
Definition at line 30 of file TTreeDrawArgsParser.cxx.
TTreeDrawArgsParser::~TTreeDrawArgsParser | ( | ) |
Destructor.
Definition at line 38 of file TTreeDrawArgsParser.cxx.
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Definition at line 106 of file TTreeDrawArgsParser.h.
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Resets all the variables of the class.
Definition at line 53 of file TTreeDrawArgsParser.cxx.
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Definition at line 106 of file TTreeDrawArgsParser.h.
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Put the type of the draw result into fOutputType and return it.
Definition at line 266 of file TTreeDrawArgsParser.cxx.
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Definition at line 86 of file TTreeDrawArgsParser.h.
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Definition at line 87 of file TTreeDrawArgsParser.h.
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Definition at line 89 of file TTreeDrawArgsParser.h.
Definition at line 366 of file TTreeDrawArgsParser.cxx.
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return fgMaxDimension (cannot be inline)
Definition at line 45 of file TTreeDrawArgsParser.cxx.
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Definition at line 91 of file TTreeDrawArgsParser.h.
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Definition at line 94 of file TTreeDrawArgsParser.h.
TString TTreeDrawArgsParser::GetObjectTitle | ( | ) | const |
Returns the desired plot title.
Definition at line 421 of file TTreeDrawArgsParser.cxx.
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Definition at line 96 of file TTreeDrawArgsParser.h.
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Definition at line 97 of file TTreeDrawArgsParser.h.
returns num-th parameter from brackets in the expression in case of an error (wrong number) returns 0.0 num - number of parameter (counted from 0)
Definition at line 350 of file TTreeDrawArgsParser.cxx.
TString TTreeDrawArgsParser::GetProofSelectorName | ( | ) | const |
Returns appropriate TSelector class name for proof for the object that is to be drawn assumes that Parse() method has been called before.
Definition at line 315 of file TTreeDrawArgsParser.cxx.
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Definition at line 98 of file TTreeDrawArgsParser.h.
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Definition at line 88 of file TTreeDrawArgsParser.h.
TString TTreeDrawArgsParser::GetVarExp | ( | ) | const |
Returns the variable string, i.e. [var1[:var2[:var2[:var4]]]].
Definition at line 405 of file TTreeDrawArgsParser.cxx.
Returns the num-th variable string in case of an error prints an error message and returns an empty string.
Definition at line 393 of file TTreeDrawArgsParser.cxx.
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Reimplemented from TObject.
Definition at line 106 of file TTreeDrawArgsParser.h.
returns kTRUE if the num-th parameter was specified otherwise returns fFALSE in case of an error (wrong num) prints an error message and returns kFALSE.
Definition at line 380 of file TTreeDrawArgsParser.cxx.
Bool_t TTreeDrawArgsParser::Parse | ( | const char * | varexp, |
const char * | selection, | ||
Option_t * | option | ||
) |
Parses parameters from TTree::Draw().
Definition at line 237 of file TTreeDrawArgsParser.cxx.
Syntax:
[' '*][[\+][' '*]name[(num1 [, [num2] ] [, [num3] ] ...)]]
num's are floating point numbers sets the fileds fNoParameters, fParameterGiven, fParameters, fAdd, fName to appropriate values.
Returns kFALSE in case of an error.
Definition at line 131 of file TTreeDrawArgsParser.cxx.
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Check if options contain some data important for choosing the type of the drawn object.
Definition at line 212 of file TTreeDrawArgsParser.cxx.
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Split variables and parse name and parameters in brackets.
Definition at line 186 of file TTreeDrawArgsParser.cxx.
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Definition at line 102 of file TTreeDrawArgsParser.h.
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Definition at line 103 of file TTreeDrawArgsParser.h.
Parse expression [var1 [:var2 [:var3] ...]], number of variables cannot be greater than fgMaxDimension.
A colon which is followed by (or that follows) another semicolon is not regarded as a separator.
If there are more separating : than fgMaxDimension - 1 then all characters after (fgMaxDimension - 1)th colon is put into the last variable.
fDimension := <number of variables>
fVarExp[0] := <first variable string>
fVarExp[1] := <second variable string>
.. Returns kFALSE in case of an error. Definition at line 95 of file TTreeDrawArgsParser.cxx.
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Definition at line 106 of file TTreeDrawArgsParser.h.
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Values should be added to an existing object.
Definition at line 60 of file TTreeDrawArgsParser.h.
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Dimension of the histogram/plot.
Definition at line 55 of file TTreeDrawArgsParser.h.
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True if the options contain :"prof".
Definition at line 71 of file TTreeDrawArgsParser.h.
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If fill a TEntryList.
Definition at line 69 of file TTreeDrawArgsParser.h.
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Complete variable expression.
Definition at line 51 of file TTreeDrawArgsParser.h.
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= 4
Definition at line 47 of file TTreeDrawArgsParser.h.
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= 9
Definition at line 48 of file TTreeDrawArgsParser.h.
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Histogram's/plot's name.
Definition at line 61 of file TTreeDrawArgsParser.h.
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If dimensions of the plot was specified.
Definition at line 63 of file TTreeDrawArgsParser.h.
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Draw options.
Definition at line 53 of file TTreeDrawArgsParser.h.
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If option contained "same".
Definition at line 68 of file TTreeDrawArgsParser.h.
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Original plot (if it is to be reused)
Definition at line 70 of file TTreeDrawArgsParser.h.
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Type of the output.
Definition at line 72 of file TTreeDrawArgsParser.h.
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True if the parameter was given, otherwise false.
Definition at line 64 of file TTreeDrawArgsParser.h.
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Parameters in brackets.
Definition at line 65 of file TTreeDrawArgsParser.h.
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Selection expression.
Definition at line 52 of file TTreeDrawArgsParser.h.
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If to draw the plot.
Definition at line 67 of file TTreeDrawArgsParser.h.
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Variable expression 0 - X, 1 - Y, 2 - Z, 3 - W If dimension < fgMaxDimension then some Expressions are empty.
Definition at line 56 of file TTreeDrawArgsParser.h.