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ROOT 6.07/09 Reference Guide |
The Graph Structure is an interface to the graphviz package.
The graphviz package is a graph visualization system. This interface consists in three classes:
A graph structure can be dumped into a "dot" file using DumpAsDotFile.
Definition at line 32 of file TGraphStruct.h.
Public Member Functions | |
TGraphStruct () | |
Graph Structure default constructor. More... | |
virtual | ~TGraphStruct () |
Graph Structure default destructor. More... | |
void | AddEdge (TGraphEdge *edge) |
Add the edge "edge" in this TGraphStruct. More... | |
TGraphEdge * | AddEdge (TGraphNode *n1, TGraphNode *n2) |
Create an edge between n1 and n2 and put it in this graph. More... | |
void | AddNode (TGraphNode *node) |
Add the node "node" in this TGraphStruct. More... | |
TGraphNode * | AddNode (const char *name, const char *title="") |
Create the node "name" if it does not exist and add it to this TGraphStruct. More... | |
void | Draw (Option_t *option="") |
Draw the graph. More... | |
void | DumpAsDotFile (const char *filename) |
Dump this graph structure as a "dot" file. More... | |
TList * | GetListOfEdges () const |
TList * | GetListOfNodes () const |
Int_t | Layout () |
Layout the graph into a GraphViz data structure. More... | |
virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
Save primitive as a C++ statement(s) on output stream out. More... | |
void | SetMargin (Double_t m=10) |
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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 | 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 pad. 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... | |
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... | |
Protected Attributes | |
TList * | fEdges |
List of edges in this TGraphStruct. More... | |
GVC_s * | fGVC |
Graphviz context. More... | |
GVizAgraph_t * | fGVGraph |
Graphviz graph. More... | |
Double_t | fMargin |
Margin around the graph (in dots) More... | |
TList * | fNodes |
List of nodes in this TGraphStruct. More... | |
Additional Inherited Members | |
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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) } |
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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... | |
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virtual void | DoError (int level, const char *location, const char *fmt, va_list va) const |
Interface to ErrorHandler (protected). More... | |
void | MakeZombie () |
#include <TGraphStruct.h>
TGraphStruct::TGraphStruct | ( | ) |
Graph Structure default constructor.
Definition at line 62 of file TGraphStruct.cxx.
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virtual |
Graph Structure default destructor.
Definition at line 75 of file TGraphStruct.cxx.
void TGraphStruct::AddEdge | ( | TGraphEdge * | edge | ) |
Add the edge "edge" in this TGraphStruct.
Definition at line 89 of file TGraphStruct.cxx.
TGraphEdge * TGraphStruct::AddEdge | ( | TGraphNode * | n1, |
TGraphNode * | n2 | ||
) |
Create an edge between n1 and n2 and put it in this graph.
Two edges can connect the same nodes the same way, so there is no need to check if an edge already exists.
Definition at line 102 of file TGraphStruct.cxx.
void TGraphStruct::AddNode | ( | TGraphNode * | node | ) |
Add the node "node" in this TGraphStruct.
Definition at line 115 of file TGraphStruct.cxx.
TGraphNode * TGraphStruct::AddNode | ( | const char * | name, |
const char * | title = "" |
||
) |
Create the node "name" if it does not exist and add it to this TGraphStruct.
Definition at line 125 of file TGraphStruct.cxx.
void TGraphStruct::DumpAsDotFile | ( | const char * | filename | ) |
Dump this graph structure as a "dot" file.
Definition at line 142 of file TGraphStruct.cxx.
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inline |
Definition at line 54 of file TGraphStruct.h.
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inline |
Definition at line 53 of file TGraphStruct.h.
Int_t TGraphStruct::Layout | ( | ) |
Layout the graph into a GraphViz data structure.
Definition at line 200 of file TGraphStruct.cxx.
Save primitive as a C++ statement(s) on output stream out.
Reimplemented from TObject.
Definition at line 274 of file TGraphStruct.cxx.
Definition at line 57 of file TGraphStruct.h.
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protected |
List of edges in this TGraphStruct.
Definition at line 39 of file TGraphStruct.h.
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Graphviz context.
Definition at line 37 of file TGraphStruct.h.
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protected |
Graphviz graph.
Definition at line 36 of file TGraphStruct.h.
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Margin around the graph (in dots)
Definition at line 40 of file TGraphStruct.h.
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List of nodes in this TGraphStruct.
Definition at line 38 of file TGraphStruct.h.