ROOT 6.10/09 Reference Guide |
A small helper class to implement reading a data member by following a pointer inside a branch of TTree.
Definition at line 339 of file TFormLeafInfo.h.
Public Member Functions | |
TFormLeafInfoPointer (TClass *classptr=0, Long_t offset=0, TStreamerElement *element=0) | |
Constructor. More... | |
virtual TFormLeafInfo * | DeepCopy () const |
Copy the object and all of its contnet. More... | |
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... | |
virtual void * | GetLocalValuePointer (TLeaf *leaf, Int_t instance=0) |
returns the address of the value pointed to by the TFormLeafInfo. More... | |
virtual void * | GetLocalValuePointer (char *from, Int_t instance=0) |
returns the address of the value pointed to by the TFormLeafInfo. 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 | |
DECLARE_READVAL | |
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>
TFormLeafInfoPointer::TFormLeafInfoPointer | ( | TClass * | classptr = 0 , |
Long_t | offset = 0 , |
||
TStreamerElement * | element = 0 |
||
) |
Constructor.
Definition at line 1978 of file TFormLeafInfo.cxx.
|
virtual |
Copy the object and all of its contnet.
Reimplemented from TFormLeafInfo.
Definition at line 1988 of file TFormLeafInfo.cxx.
TFormLeafInfoPointer::DECLARE_GETVAL |
Definition at line 347 of file TFormLeafInfo.h.
TFormLeafInfoPointer::DECLARE_READVAL |
Definition at line 348 of file TFormLeafInfo.h.