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ROOT 6.10/09 Reference Guide |
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ROOT 6.10/09 Reference Guide |
A small helper class to implement reading a data member on an object stored in a TTree.
Definition at line 164 of file TFormLeafInfo.h.
Public Member Functions | |
| TFormLeafInfoDirect (TBranchElement *from) | |
| Constructor. More... | |
| virtual TFormLeafInfo * | DeepCopy () const |
| Copy this object and its content. More... | |
| virtual void * | GetLocalValuePointer (TLeaf *leaf, Int_t instance=0) |
| Return the address of the underlying value. More... | |
| virtual void * | GetLocalValuePointer (char *thisobj, Int_t instance=0) |
| Note this should probably never be executed. More... | |
| virtual Double_t | ReadValue (char *, Int_t=0) |
| Read the value at the given memory location. More... | |
| virtual Long64_t | ReadValueLong64 (char *where, Int_t i=0) |
| virtual LongDouble_t | ReadValueLongDouble (char *where, Int_t i=0) |
 Public Member Functions inherited from TFormLeafInfo | |
| TFormLeafInfo (TClass *classptr=0, Long_t offset=0, TStreamerElement *element=0) | |
| Constructor. More... | |
| TFormLeafInfo (const TFormLeafInfo &orig) | |
| Constructor. More... | |
| virtual | ~TFormLeafInfo () |
| Delete this object and all its content. More... | |
| virtual void | AddOffset (Int_t offset, TStreamerElement *element) |
| Increase the offset of this element. More... | |
| virtual Int_t | GetArrayLength () |
| Return the current length of the array. More... | |
| virtual TClass * | GetClass () const |
| Get the class of the underlying data. More... | |
| virtual Int_t | GetCounterValue (TLeaf *leaf) |
| Return the size of the underlying array for the current entry in the TTree. More... | |
| Int_t | GetMultiplicity () |
| Reminder of the meaning of fMultiplicity: More... | |
| Int_t | GetNdata (TLeaf *leaf) |
| virtual Int_t | GetNdata () |
| Get the number of element in the entry. More... | |
| char * | GetObjectAddress (TLeafElement *leaf, Int_t &instance) |
| Returns the the location of the object pointed to. More... | |
| virtual Int_t | GetPrimaryIndex () |
| Method for multiple variable dimensions. More... | |
| virtual Int_t | GetSize (Int_t index) |
| For the current entry, and the value 'index' for the main array, return the size of the secondary variable dimension of the 'array'. More... | |
| virtual Int_t | GetSumOfSizes () |
| Total all the elements that are available for the current entry for the secondary variable dimension. More... | |
| template<typename T > | |
| T | GetTypedValue (TLeaf *leaf, Int_t instance=0) |
| virtual void * | GetValuePointer (TLeaf *leaf, Int_t instance=0) |
| returns the address of the value pointed to by the serie of TFormLeafInfo. More... | |
| virtual void * | GetValuePointer (char *from, Int_t instance=0) |
| returns the address of the value pointed to by the TFormLeafInfo. More... | |
| virtual Int_t | GetVarDim () |
| Return the index of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More... | |
| virtual Int_t | GetVirtVarDim () |
| Return the virtual index (for this expression) of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More... | |
| virtual Bool_t | HasCounter () const |
| Return true if any of underlying data has a array size counter. More... | |
| virtual Bool_t | IsInteger () const |
| Return true if the underlying data is an integral value. More... | |
| virtual Bool_t | IsReference () const |
| virtual Bool_t | IsString () const |
| Return true if the underlying data is a string. More... | |
| virtual void | LoadSizes (TBranch *branch) |
| Load the current array sizes. More... | |
| TFormLeafInfo & | operator= (const TFormLeafInfo &orig) |
| Exception safe assignment operator. More... | |
| virtual Int_t | ReadCounterValue (char *where) |
| Return the size of the underlying array for the current entry in the TTree. More... | |
| template<typename T > | |
| T | ReadTypedValue (char *where, Int_t instance=0) |
| virtual void | SetBranch (TBranch *br) |
| virtual void | SetPrimaryIndex (Int_t index) |
| Set the primary index value. More... | |
| virtual void | SetSecondaryIndex (Int_t index) |
| Set the primary index value. More... | |
| virtual void | SetSize (Int_t index, Int_t val) |
| Set the current size of the arrays. More... | |
| void | Swap (TFormLeafInfo &other) |
| virtual Bool_t | Update () |
| We reloading all cached information in case the underlying class information has changed (for example when changing from the 'emulated' class to the real class. More... | |
| virtual void | UpdateSizes (TArrayI *garr) |
| Set the current sizes of the arrays. More... | |
| 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... | |
| virtual const char * | ClassName () const |
| Returns name of class to which the object belongs. More... | |
| virtual void | Clear (Option_t *="") |
| virtual TObject * | Clone (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 TObject * | DrawClone (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 TObject * | FindObject (const char *name) const |
| Must be redefined in derived classes. More... | |
| virtual TObject * | FindObject (const TObject *obj) const |
| Must be redefined in derived classes. More... | |
| virtual Option_t * | GetDrawOption () 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_t * | GetOption () 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... | |
| 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... | |
| Bool_t | IsOnHeap () const |
| virtual Bool_t | IsSortable () const |
| 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... | |
| 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. 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, Bool_t set) |
| Set or unset the user status bits as specified in f. More... | |
| void | SetBit (UInt_t f) |
| 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... | |
| 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... | |
Public Attributes | |
| DECLARE_GETVAL | |
| Public Attributes inherited from TFormLeafInfo | |
| DECLARE_GETVAL | |
| DECLARE_READVAL | |
| TClass * | fClass |
| TString | fClassName |
| TFormLeafInfo * | fCounter |
| Descriptor of the data pointed to. More... | |
| TStreamerElement * | fElement |
| Offset of the data pointed inside the class fClass. More... | |
| TString | fElementName |
| TFormLeafInfo * | fNext |
| Long_t | fOffset |
| This is the class of the data pointed to. More... | |
Additional Inherited Members | |
| Public Types inherited from TObject | |
| enum | { kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff } |
| enum | { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) } |
| enum | EStatusBits { kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13) } |
| 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... | |
| 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 () |
| Protected Attributes inherited from TFormLeafInfo | |
| Int_t | fMultiplicity |
#include <TFormLeafInfo.h>
| TFormLeafInfoDirect::TFormLeafInfoDirect | ( | TBranchElement * | from | ) |
Constructor.
Definition at line 943 of file TFormLeafInfo.cxx.
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virtual |
Copy this object and its content.
Reimplemented from TFormLeafInfo.
Definition at line 952 of file TFormLeafInfo.cxx.
Return the address of the underlying value.
Reimplemented from TFormLeafInfo.
Definition at line 980 of file TFormLeafInfo.cxx.
Note this should probably never be executed.
Reimplemented from TFormLeafInfo.
Definition at line 992 of file TFormLeafInfo.cxx.
Read the value at the given memory location.
Definition at line 960 of file TFormLeafInfo.cxx.
Definition at line 176 of file TFormLeafInfo.h.
|
inlinevirtual |
Definition at line 177 of file TFormLeafInfo.h.
| TFormLeafInfoDirect::DECLARE_GETVAL |
Definition at line 171 of file TFormLeafInfo.h.
ROOT 6.10/09 - Reference Guide Generated on Thu May 31 2018 12:14:27 using Doxygen 1.8.13.