Open CASCADE Technology  7.3.1.dev
Public Member Functions | Static Public Member Functions
XCAFDoc_GraphNode Class Reference

This attribute allow user multirelation tree of labels. This GraphNode is experimental Graph that not control looping and redundance. Attribute containg sequence of father's and child's labels. Provide create and work with Graph in XCAFDocument. More...

#include <XCAFDoc_GraphNode.hxx>

Inheritance diagram for XCAFDoc_GraphNode:
Inheritance graph
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Public Member Functions

 XCAFDoc_GraphNode ()
 
void SetGraphID (const Standard_GUID &explicitID)
 
Standard_Integer SetFather (const Handle< XCAFDoc_GraphNode > &F)
 Set GraphNode <F> as father of me and returns index of <F> in Sequence that containing Fathers GraphNodes. return index of <F> from GraphNodeSequnece. More...
 
Standard_Integer SetChild (const Handle< XCAFDoc_GraphNode > &Ch)
 Set GraphNode <Ch> as child of me and returns index of <Ch> in Sequence that containing Children GraphNodes. return index of <Ch> from GraphNodeSequnece. More...
 
void UnSetFather (const Handle< XCAFDoc_GraphNode > &F)
 Remove <F> from Fathers GraphNodeSequence. and remove link between father and child. More...
 
void UnSetFather (const Standard_Integer Findex)
 Remove Father GraphNode by index from Fathers GraphNodeSequence. and remove link between father and child. More...
 
void UnSetChild (const Handle< XCAFDoc_GraphNode > &Ch)
 Remove <Ch> from GraphNodeSequence. and remove link between father and child. More...
 
void UnSetChild (const Standard_Integer Chindex)
 Remove Child GraphNode by index from Children GraphNodeSequence. and remove link between father and child. More...
 
Handle< XCAFDoc_GraphNodeGetFather (const Standard_Integer Findex) const
 Return GraphNode by index from GraphNodeSequence. More...
 
Handle< XCAFDoc_GraphNodeGetChild (const Standard_Integer Chindex) const
 Return GraphNode by index from GraphNodeSequence. More...
 
Standard_Integer FatherIndex (const Handle< XCAFDoc_GraphNode > &F) const
 Return index of <F>, or zero if there is no such Graphnode. More...
 
Standard_Integer ChildIndex (const Handle< XCAFDoc_GraphNode > &Ch) const
 Return index of <Ch>, or zero if there is no such Graphnode. More...
 
Standard_Boolean IsFather (const Handle< XCAFDoc_GraphNode > &Ch) const
 returns TRUE if <me> is father of <Ch>. More...
 
Standard_Boolean IsChild (const Handle< XCAFDoc_GraphNode > &F) const
 returns TRUE if <me> is child of <F>. More...
 
Standard_Integer NbFathers () const
 return Number of Fathers GraphNodes. More...
 
Standard_Integer NbChildren () const
 return Number of Childrens GraphNodes.

Implementation of Attribute methods:

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const Standard_GUIDID () const override
 Returns the Graph ID (default or explicit one depending onthe Set method used). More...
 
virtual void Restore (const Handle< TDF_Attribute > &with) override
 Restores the backuped contents from <anAttribute> into this one. It is used when aborting a transaction. More...
 
virtual void Paste (const Handle< TDF_Attribute > &into, const Handle< TDF_RelocationTable > &RT) const override
 This method is different from the "Copy" one, because it is used when copying an attribute from a source structure into a target structure. This method may paste the contents of <me> into <intoAttribute>. More...
 
virtual Handle< TDF_AttributeNewEmpty () const override
 Returns an new empty attribute from the good end type. It is used by the copy algorithm. More...
 
virtual void References (const Handle< TDF_DataSet > &aDataSet) const override
 Adds the first level referenced attributes and labels to <aDataSet>. More...
 
virtual Standard_OStreamDump (Standard_OStream &anOS) const override
 Dumps the minimum information about <me> on <aStream>. More...
 
virtual void BeforeForget () override
 Something to do before forgetting an Attribute to a label. More...
 
- Public Member Functions inherited from TDF_Attribute
virtual void SetID (const Standard_GUID &)
 Sets specific ID of the attribute (supports several attributes of one type at the same label feature). More...
 
virtual void SetID ()
 Sets default ID defined in nested class (to be used for attributes having User ID feature). More...
 
const TDF_Label Label () const
 Returns the label to which the attribute is attached. If the label is not included in a DF, the label is null. See Label. Warning If the label is not included in a data framework, it is null. This function should not be redefined inline. More...
 
Standard_Integer Transaction () const
 Returns the transaction index in which the attribute has been created or modified. More...
 
Standard_Integer UntilTransaction () const
 Returns the upper transaction index until which the attribute is/was valid. This number may vary. A removed attribute validity range is reduced to its transaction index. More...
 
Standard_Boolean IsValid () const
 Returns true if the attribute is valid; i.e. not a backuped or removed one. More...
 
Standard_Boolean IsNew () const
 Returns true if the attribute has no backup. More...
 
Standard_Boolean IsForgotten () const
 Returns true if the attribute forgotten status is set. More...
 
Standard_Boolean IsAttribute (const Standard_GUID &anID) const
 Returns true if it exists an associated attribute of <me> with <anID> as ID. More...
 
Standard_Boolean FindAttribute (const Standard_GUID &anID, Handle< TDF_Attribute > &anAttribute) const
 Finds an associated attribute of <me>, according to <anID>. the returned <anAttribute> is a valid one. The method returns True if found, False otherwise. A removed attribute cannot be found using this method. More...
 
template<class T >
Standard_Boolean FindAttribute (const Standard_GUID &theID, Handle< T > &theAttr) const
 Safe variant for arbitrary type of argument. More...
 
void AddAttribute (const Handle< TDF_Attribute > &other) const
 Adds an Attribute <other> to the label of <me>.Raises if there is already one of the same GUID fhan <other>. More...
 
Standard_Boolean ForgetAttribute (const Standard_GUID &aguid) const
 Forgets the Attribute of GUID <aguid> associated to the label of <me>. Be carefull that if <me> is the attribute of <guid>, <me> will have a null label after this call. If the attribute doesn't exist returns False. Otherwise returns True. More...
 
void ForgetAllAttributes (const Standard_Boolean clearChildren=Standard_True) const
 Forgets all the attributes attached to the label of <me>. Does it on the sub-labels if <clearChildren> is set to true. Of course, this method is compatible with Transaction & Delta mecanisms. Be carefull that if <me> will have a null label after this call. More...
 
virtual void AfterAddition ()
 Something to do after adding an Attribute to a label. More...
 
virtual void BeforeRemoval ()
 Something to do before removing an Attribute from a label. More...
 
virtual void AfterResume ()
 Something to do after resuming an Attribute from a label. More...
 
virtual Standard_Boolean AfterRetrieval (const Standard_Boolean forceIt=Standard_False)
 Something to do AFTER creation of an attribute by persistent-transient translation. The returned status says if AfterUndo has been performed (true) or if this callback must be called once again further (false). If <forceIt> is set to true, the method MUST perform and return true. Does nothing by default and returns true. More...
 
virtual Standard_Boolean BeforeUndo (const Handle< TDF_AttributeDelta > &anAttDelta, const Standard_Boolean forceIt=Standard_False)
 Something to do before applying <anAttDelta>. The returned status says if AfterUndo has been performed (true) or if this callback must be called once again further (false). If <forceIt> is set to true, the method MUST perform and return true. Does nothing by default and returns true. More...
 
virtual Standard_Boolean AfterUndo (const Handle< TDF_AttributeDelta > &anAttDelta, const Standard_Boolean forceIt=Standard_False)
 Something to do after applying <anAttDelta>. The returned status says if AfterUndo has been performed (true) or if this callback must be called once again further (false). If <forceIt> is set to true, the method MUST perform and return true. Does nothing by default and returns true. More...
 
virtual void BeforeCommitTransaction ()
 A callback. By default does nothing. It is called by TDF_Data::CommitTransaction() method. More...
 
void Backup ()
 Backups the attribute. The backuped attribute is flagged "Backuped" and not "Valid". More...
 
Standard_Boolean IsBackuped () const
 Returns true if the attribute backup status is set. This status is set/unset by the Backup() method. More...
 
virtual Handle< TDF_AttributeBackupCopy () const
 Copies the attribute contents into a new other attribute. It is used by Backup(). More...
 
virtual Handle< TDF_DeltaOnAdditionDeltaOnAddition () const
 Makes an AttributeDelta because <me> appeared. The only known use of a redefinition of this method is to return a null handle (no delta). More...
 
virtual Handle< TDF_DeltaOnForgetDeltaOnForget () const
 Makes an AttributeDelta because <me> has been forgotten. More...
 
virtual Handle< TDF_DeltaOnResumeDeltaOnResume () const
 Makes an AttributeDelta because <me> has been resumed. More...
 
virtual Handle< TDF_DeltaOnModificationDeltaOnModification (const Handle< TDF_Attribute > &anOldAttribute) const
 Makes a DeltaOnModification between <me> and <anOldAttribute. More...
 
virtual void DeltaOnModification (const Handle< TDF_DeltaOnModification > &aDelta)
 Applies a DeltaOnModification to <me>. More...
 
virtual Handle< TDF_DeltaOnRemovalDeltaOnRemoval () const
 Makes a DeltaOnRemoval on <me> because <me> has disappeared from the DS. More...
 
Standard_OStreamoperator<< (Standard_OStream &anOS) const
 
virtual void ExtendedDump (Standard_OStream &anOS, const TDF_IDFilter &aFilter, TDF_AttributeIndexedMap &aMap) const
 Dumps the attribute content on <aStream>, using <aMap> like this: if an attribute is not in the map, first put add it to the map and then dump it. Use the map rank instead of dumping each attribute field. More...
 
void Forget (const Standard_Integer aTransaction)
 Forgets the attribute. <aTransaction> is the current transaction in which the forget is done. A forgotten attribute is also flagged not "Valid". More...
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor. More...
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing. More...
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter. More...
 
virtual ~Standard_Transient ()
 Destructor must be virtual. More...
 
virtual void Delete () const
 Memory deallocator for transient classes. More...
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object. More...
 
Standard_Boolean IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type. More...
 
Standard_Boolean IsInstance (const Standard_CString theTypeName) const
 Returns a true value if this is an instance of TypeName. More...
 
Standard_Boolean IsKind (const opencascade::handle< Standard_Type > &theType) const
 Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_Boolean IsKind (const Standard_CString theTypeName) const
 Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_TransientThis () const
 Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero. More...
 
Standard_Integer GetRefCount () const
 Get the reference counter of this object. More...
 
void IncrementRefCounter () const
 Increments the reference counter of this object. More...
 
Standard_Integer DecrementRefCounter () const
 Decrements the reference counter of this object; returns the decremented value. More...
 

Static Public Member Functions

static Standard_Boolean Find (const TDF_Label &L, Handle< XCAFDoc_GraphNode > &G)
 

class methods working on the node

Shortcut to search a Graph node attribute with default GraphID. Returns true if found. More...
 
static Handle< XCAFDoc_GraphNodeSet (const TDF_Label &L)
 Finds or Creates a GraphNode attribute on the label <L> with the default Graph ID, returned by the method <GetDefaultGraphID>. Returns the created/found GraphNode attribute. More...
 
static Handle< XCAFDoc_GraphNodeSet (const TDF_Label &L, const Standard_GUID &ExplicitGraphID)
 Finds or Creates a GraphNode attribute on the label <L>, with an explicit tree ID. <ExplicitGraphID> is the ID returned by <TDF_Attribute::ID> method. Returns the found/created GraphNode attribute. More...
 
static const Standard_GUIDGetDefaultGraphID ()
 returns a default Graph ID. this ID is used by the <Set> method without explicit tree ID.

Instance methods:

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- Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()
 Returns a type descriptor about this object. More...
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class. More...
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object. More...
 
- Protected Member Functions inherited from TDF_Attribute
 TDF_Attribute ()
 Initializes fields. More...
 

Detailed Description

This attribute allow user multirelation tree of labels. This GraphNode is experimental Graph that not control looping and redundance. Attribute containg sequence of father's and child's labels. Provide create and work with Graph in XCAFDocument.

Constructor & Destructor Documentation

◆ XCAFDoc_GraphNode()

XCAFDoc_GraphNode::XCAFDoc_GraphNode ( )

Member Function Documentation

◆ BeforeForget()

virtual void XCAFDoc_GraphNode::BeforeForget ( )
overridevirtual

Something to do before forgetting an Attribute to a label.

Reimplemented from TDF_Attribute.

◆ ChildIndex()

Standard_Integer XCAFDoc_GraphNode::ChildIndex ( const Handle< XCAFDoc_GraphNode > &  Ch) const

Return index of <Ch>, or zero if there is no such Graphnode.

◆ Dump()

virtual Standard_OStream& XCAFDoc_GraphNode::Dump ( Standard_OStream anOS) const
overridevirtual

Dumps the minimum information about <me> on <aStream>.

Reimplemented from TDF_Attribute.

◆ FatherIndex()

Standard_Integer XCAFDoc_GraphNode::FatherIndex ( const Handle< XCAFDoc_GraphNode > &  F) const

Return index of <F>, or zero if there is no such Graphnode.

◆ Find()

static Standard_Boolean XCAFDoc_GraphNode::Find ( const TDF_Label L,
Handle< XCAFDoc_GraphNode > &  G 
)
static

class methods working on the node

Shortcut to search a Graph node attribute with default GraphID. Returns true if found.

◆ GetChild()

Handle< XCAFDoc_GraphNode > XCAFDoc_GraphNode::GetChild ( const Standard_Integer  Chindex) const

Return GraphNode by index from GraphNodeSequence.

◆ GetDefaultGraphID()

static const Standard_GUID& XCAFDoc_GraphNode::GetDefaultGraphID ( )
static

returns a default Graph ID. this ID is used by the <Set> method without explicit tree ID.

Instance methods:

◆ GetFather()

Handle< XCAFDoc_GraphNode > XCAFDoc_GraphNode::GetFather ( const Standard_Integer  Findex) const

Return GraphNode by index from GraphNodeSequence.

◆ ID()

const Standard_GUID& XCAFDoc_GraphNode::ID ( ) const
overridevirtual

Returns the Graph ID (default or explicit one depending onthe Set method used).

Implements TDF_Attribute.

◆ IsChild()

Standard_Boolean XCAFDoc_GraphNode::IsChild ( const Handle< XCAFDoc_GraphNode > &  F) const

returns TRUE if <me> is child of <F>.

◆ IsFather()

Standard_Boolean XCAFDoc_GraphNode::IsFather ( const Handle< XCAFDoc_GraphNode > &  Ch) const

returns TRUE if <me> is father of <Ch>.

◆ NbChildren()

Standard_Integer XCAFDoc_GraphNode::NbChildren ( ) const

return Number of Childrens GraphNodes.

Implementation of Attribute methods:

◆ NbFathers()

Standard_Integer XCAFDoc_GraphNode::NbFathers ( ) const

return Number of Fathers GraphNodes.

◆ NewEmpty()

virtual Handle< TDF_Attribute > XCAFDoc_GraphNode::NewEmpty ( ) const
overridevirtual

Returns an new empty attribute from the good end type. It is used by the copy algorithm.

Implements TDF_Attribute.

◆ Paste()

virtual void XCAFDoc_GraphNode::Paste ( const Handle< TDF_Attribute > &  intoAttribute,
const Handle< TDF_RelocationTable > &  aRelocationTable 
) const
overridevirtual

This method is different from the "Copy" one, because it is used when copying an attribute from a source structure into a target structure. This method may paste the contents of <me> into <intoAttribute>.

The given pasted attribute can be full or empty of its contents. But don't make a NEW! Just set the contents!

It is possible to use <aRelocationTable> to get/set the relocation value of a source attribute.

Implements TDF_Attribute.

◆ References()

virtual void XCAFDoc_GraphNode::References ( const Handle< TDF_DataSet > &  aDataSet) const
overridevirtual

Adds the first level referenced attributes and labels to <aDataSet>.

For this, use the AddLabel or AddAttribute of DataSet.

If there is none, do not implement the method.

Reimplemented from TDF_Attribute.

◆ Restore()

virtual void XCAFDoc_GraphNode::Restore ( const Handle< TDF_Attribute > &  anAttribute)
overridevirtual

Restores the backuped contents from <anAttribute> into this one. It is used when aborting a transaction.

Implements TDF_Attribute.

◆ Set() [1/2]

static Handle< XCAFDoc_GraphNode > XCAFDoc_GraphNode::Set ( const TDF_Label L)
static

Finds or Creates a GraphNode attribute on the label <L> with the default Graph ID, returned by the method <GetDefaultGraphID>. Returns the created/found GraphNode attribute.

◆ Set() [2/2]

static Handle< XCAFDoc_GraphNode > XCAFDoc_GraphNode::Set ( const TDF_Label L,
const Standard_GUID ExplicitGraphID 
)
static

Finds or Creates a GraphNode attribute on the label <L>, with an explicit tree ID. <ExplicitGraphID> is the ID returned by <TDF_Attribute::ID> method. Returns the found/created GraphNode attribute.

◆ SetChild()

Standard_Integer XCAFDoc_GraphNode::SetChild ( const Handle< XCAFDoc_GraphNode > &  Ch)

Set GraphNode <Ch> as child of me and returns index of <Ch> in Sequence that containing Children GraphNodes. return index of <Ch> from GraphNodeSequnece.

◆ SetFather()

Standard_Integer XCAFDoc_GraphNode::SetFather ( const Handle< XCAFDoc_GraphNode > &  F)

Set GraphNode <F> as father of me and returns index of <F> in Sequence that containing Fathers GraphNodes. return index of <F> from GraphNodeSequnece.

◆ SetGraphID()

void XCAFDoc_GraphNode::SetGraphID ( const Standard_GUID explicitID)

◆ UnSetChild() [1/2]

void XCAFDoc_GraphNode::UnSetChild ( const Handle< XCAFDoc_GraphNode > &  Ch)

Remove <Ch> from GraphNodeSequence. and remove link between father and child.

◆ UnSetChild() [2/2]

void XCAFDoc_GraphNode::UnSetChild ( const Standard_Integer  Chindex)

Remove Child GraphNode by index from Children GraphNodeSequence. and remove link between father and child.

◆ UnSetFather() [1/2]

void XCAFDoc_GraphNode::UnSetFather ( const Handle< XCAFDoc_GraphNode > &  F)

Remove <F> from Fathers GraphNodeSequence. and remove link between father and child.

◆ UnSetFather() [2/2]

void XCAFDoc_GraphNode::UnSetFather ( const Standard_Integer  Findex)

Remove Father GraphNode by index from Fathers GraphNodeSequence. and remove link between father and child.


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