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TGraphEdge Class Reference

An edge object connecting two nodes which can be added in a TGraphStruct.

Definition at line 25 of file TGraphEdge.h.

Public Member Functions

 TGraphEdge ()
 Graph Edge default constructor. More...
 
 TGraphEdge (TGraphNode *n1, TGraphNode *n2)
 Graph Edge normal constructor. More...
 
virtual ~TGraphEdge ()
 Graph Edge default destructor. More...
 
void CreateGVEdge (GVizAgraph_t *gv)
 Create the GraphViz edge into the GraphViz data structure gv. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Compute distance from point px,py to an edge. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to one event. More...
 
GVizAgedge_t * GetGVEdge ()
 
TGraphNodeGetNode1 ()
 
TGraphNodeGetNode2 ()
 
void Layout ()
 Layout this edge in the GraphViz space. More...
 
virtual void Paint (Option_t *option="")
 Paint this edge with its current attributes. More...
 
void SaveAttributes (std::ostream &, const char *)
 Save attributes as a C++ statement(s) on output stream out called by TGraphStruct::SavePrimitive. More...
 
virtual void SavePrimitive (std::ostream &, Option_t *)
 Save primitive as a C++ statement(s) on output stream out. More...
 
void SetGVEdge (GVizAgedge_t *gve)
 
- 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...
 
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. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
virtual TObjectClone (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 TObjectDrawClone (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 TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () 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_tGetOption () 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...
 
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. 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...
 
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. 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...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (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)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
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...
 
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. 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 Member Functions inherited from TAttLine
 TAttLine ()
 AttLine default constructor. More...
 
 TAttLine (Color_t lcolor, Style_t lstyle, Width_t lwidth)
 AttLine normal constructor. More...
 
virtual ~TAttLine ()
 AttLine destructor. More...
 
void Copy (TAttLine &attline) const
 Copy this line attributes to a new TAttLine. More...
 
Int_t DistancetoLine (Int_t px, Int_t py, Double_t xp1, Double_t yp1, Double_t xp2, Double_t yp2)
 Compute distance from point px,py to a line. More...
 
virtual Color_t GetLineColor () const
 Return the line color. More...
 
virtual Style_t GetLineStyle () const
 Return the line style. More...
 
virtual Width_t GetLineWidth () const
 Return the line width. More...
 
virtual void Modify ()
 Change current line attributes if necessary. More...
 
virtual void ResetAttLine (Option_t *option="")
 Reset this line attributes to default values. More...
 
virtual void SaveLineAttributes (std::ostream &out, const char *name, Int_t coldef=1, Int_t stydef=1, Int_t widdef=1)
 Save line attributes as C++ statement(s) on output stream out. More...
 
virtual void SetLineAttributes ()
 Invoke the DialogCanvas Line attributes. More...
 
virtual void SetLineColor (Color_t lcolor)
 Set the line color. More...
 
virtual void SetLineColorAlpha (Color_t lcolor, Float_t lalpha)
 Set a transparent line color. More...
 
virtual void SetLineStyle (Style_t lstyle)
 Set the line style. More...
 
virtual void SetLineWidth (Width_t lwidth)
 Set the line width. More...
 

Protected Attributes

Double_t fArrX
 Arrow X position. More...
 
Double_t fArrY
 Arrow Y position. More...
 
GVizAgedge_t * fGVEdge
 Graphviz edge. More...
 
Int_tfN
 number of edge points (GV) fN[0] = number of splines fN[1...n] = number of points in each spline More...
 
TGraphNodefNode1
 First node. More...
 
TGraphNodefNode2
 Second node. More...
 
Double_tfX
 X edge points (GV) More...
 
Double_tfY
 X edge points (GV) More...
 
- Protected Attributes inherited from TAttLine
Color_t fLineColor
 Line color. More...
 
Style_t fLineStyle
 Line style. More...
 
Width_t fLineWidth
 Line width. More...
 

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)
}
 
- 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 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). More...
 
void MakeZombie ()
 

#include <TGraphEdge.h>

Inheritance diagram for TGraphEdge:
[legend]

Constructor & Destructor Documentation

◆ TGraphEdge() [1/2]

TGraphEdge::TGraphEdge ( )

Graph Edge default constructor.

Definition at line 32 of file TGraphEdge.cxx.

◆ TGraphEdge() [2/2]

TGraphEdge::TGraphEdge ( TGraphNode n1,
TGraphNode n2 
)

Graph Edge normal constructor.

Definition at line 47 of file TGraphEdge.cxx.

◆ ~TGraphEdge()

TGraphEdge::~TGraphEdge ( )
virtual

Graph Edge default destructor.

Definition at line 63 of file TGraphEdge.cxx.

Member Function Documentation

◆ CreateGVEdge()

void TGraphEdge::CreateGVEdge ( GVizAgraph_t *  gv)

Create the GraphViz edge into the GraphViz data structure gv.

Definition at line 75 of file TGraphEdge.cxx.

◆ DistancetoPrimitive()

Int_t TGraphEdge::DistancetoPrimitive ( Int_t  px,
Int_t  py 
)
virtual

Compute distance from point px,py to an edge.

Reimplemented from TObject.

Definition at line 93 of file TGraphEdge.cxx.

◆ ExecuteEvent()

void TGraphEdge::ExecuteEvent ( Int_t  event,
Int_t  px,
Int_t  py 
)
virtual

Execute action corresponding to one event.

Reimplemented from TObject.

Definition at line 113 of file TGraphEdge.cxx.

◆ GetGVEdge()

GVizAgedge_t * TGraphEdge::GetGVEdge ( )
inline

Definition at line 50 of file TGraphEdge.h.

◆ GetNode1()

TGraphNode * TGraphEdge::GetNode1 ( )
inline

Definition at line 51 of file TGraphEdge.h.

◆ GetNode2()

TGraphNode * TGraphEdge::GetNode2 ( )
inline

Definition at line 52 of file TGraphEdge.h.

◆ Layout()

void TGraphEdge::Layout ( )

Layout this edge in the GraphViz space.

This is done after gvLayout has been performed.

Definition at line 132 of file TGraphEdge.cxx.

◆ Paint()

void TGraphEdge::Paint ( Option_t option = "")
virtual

Paint this edge with its current attributes.

Reimplemented from TObject.

Definition at line 174 of file TGraphEdge.cxx.

◆ SaveAttributes()

void TGraphEdge::SaveAttributes ( std::ostream &  out,
const char *  name 
)

Save attributes as a C++ statement(s) on output stream out called by TGraphStruct::SavePrimitive.

Definition at line 214 of file TGraphEdge.cxx.

◆ SavePrimitive()

void TGraphEdge::SavePrimitive ( std::ostream &  ,
Option_t  
)
virtual

Save primitive as a C++ statement(s) on output stream out.

Reimplemented from TObject.

Definition at line 206 of file TGraphEdge.cxx.

◆ SetGVEdge()

void TGraphEdge::SetGVEdge ( GVizAgedge_t *  gve)
inline

Definition at line 49 of file TGraphEdge.h.

Member Data Documentation

◆ fArrX

Double_t TGraphEdge::fArrX
protected

Arrow X position.

Definition at line 38 of file TGraphEdge.h.

◆ fArrY

Double_t TGraphEdge::fArrY
protected

Arrow Y position.

Definition at line 39 of file TGraphEdge.h.

◆ fGVEdge

GVizAgedge_t* TGraphEdge::fGVEdge
protected

Graphviz edge.

Definition at line 32 of file TGraphEdge.h.

◆ fN

Int_t* TGraphEdge::fN
protected

number of edge points (GV) fN[0] = number of splines fN[1...n] = number of points in each spline

Definition at line 35 of file TGraphEdge.h.

◆ fNode1

TGraphNode* TGraphEdge::fNode1
protected

First node.

Definition at line 30 of file TGraphEdge.h.

◆ fNode2

TGraphNode* TGraphEdge::fNode2
protected

Second node.

Definition at line 31 of file TGraphEdge.h.

◆ fX

Double_t* TGraphEdge::fX
protected

X edge points (GV)

Definition at line 33 of file TGraphEdge.h.

◆ fY

Double_t* TGraphEdge::fY
protected

X edge points (GV)

Definition at line 34 of file TGraphEdge.h.

Libraries for TGraphEdge:
[legend]

The documentation for this class was generated from the following files: