Parser Class Reference

The Parser class Main class for network file parsing and loading Supports GraphML, Pajek, Adjacency, Graphviz, UCINET, EdgeLists etc. More...

#include <parser.h>

Inheritance diagram for Parser:

Collaboration diagram for Parser:

Signals
void	addRelation (const QString &relName, const bool &changeRelation=false)
void	relationSet (int)
void	createNode (const int &num, const int &size, const QString &color, const QString &numColor, const int &numSize, const QString &label, const QString &lColor, const int &lSize, const QPointF &p, const QString &shape, const QString &iconPath=QString(), const bool &signalMW=false)
void	createNodeAtPosRandom (const bool &signalMW=false)
void	createNodeAtPosRandomWithLabel (const int &num, const QString &label, const bool &signalMW=false)
void	edgeCreate (const int &source, const int &target, const qreal &weight, const QString &color, const int &edgeDirType, const bool &arrows, const bool &bezier, const QString &edgeLabel=QString(), const bool &signalMW=false)
void	networkFileLoaded (int fileType, QString fileName, QString netName, int totalNodes, int totalLinks, int edgeDirType, const QString &message=QString())
void	removeDummyNode (int)
void	finished (QString)

Public Member Functions
	Parser ()
	~Parser ()
void	load (const QString fn, const QString codec, const int iNS, const QString iNC, const QString iNSh, const QString iNNC, const int iNNS, const QString iNLC, const int iNLS, const QString iEC, const int w, const int h, const int format, const int sm_mode, const QString delim=QString())
	Loads the network calling one of the load* methods. More...
bool	loadPajek ()
bool	loadAdjacency ()
	Tries to load the file as adjacency sociomatrix-formatted. If not it returns -1. More...
bool	loadDot ()
bool	loadGraphML ()
	Tries to load a file as GraphML (not GML) formatted network. If not GraphML, it returns false. More...
bool	loadGML ()
bool	loadGW ()
bool	loadDL ()
bool	readDLKeywords (QStringList &strList, int &N, int &NM, int &NR, int &NC, bool &fullmatrixFormat, bool &edgelist1Format)
bool	loadEdgeListSimple (const QString &delimiter)
bool	loadEdgeListWeighed (const QString &delimiter)
	A method to load a weighted edge list formatted file. More...
bool	loadTwoModeSociomatrix ()
void	readDotProperties (QString str, qreal &, QString &label, QString &shape, QString &color, QString &fontName, QString &fontColor)
bool	readGraphML (QXmlStreamReader &)
	Checks the xml token name and calls the appropriate function. Called from loadGraphML. More...
void	readGraphMLElementGraph (QXmlStreamReader &)
	Reads a graph definition Called at Graph element. More...
void	readGraphMLElementNode (QXmlStreamReader &)
void	endGraphMLElementNode (QXmlStreamReader &)
void	readGraphMLElementEdge (QXmlStreamAttributes &)
void	endGraphMLElementEdge (QXmlStreamReader &)
void	readGraphMLElementData (QXmlStreamReader &)
	Reads data for edges and nodes called at a data element (usually nested inside a node or an edge element) More...
void	readGraphMLElementUnknown (QXmlStreamReader &)
void	readGraphMLElementKey (QXmlStreamAttributes &)
bool	xmlStreamHasAttribute (QXmlStreamAttributes &, QString) const
void	readGraphMLElementDefaultValue (QXmlStreamReader &)
	Reads default key values Called at a default element (usually nested inside key element) More...
void	readGraphMLElementNodeGraphics (QXmlStreamReader &)
void	readGraphMLElementEdgeGraphics (QXmlStreamReader &)
void	createMissingNodeEdges ()
bool	isComment (QString str)
void	createRandomNodes (const int &fixedNum=1, const QString &label=QString(), const int &newNodes=1)
	Parser::createRandomNodes. More...
void	loadFileError (const QString &errorMessage)
	Parser::loadFileError. More...

Private Attributes
QHash< QString, int >	nodeHash
QHash< QString, QString >	keyFor
QHash< QString, QString >	keyName
QHash< QString, QString >	keyType
QHash< QString, QString >	keyDefaultValue
QHash< QString, QString >	edgesMissingNodesHash
QStringList	edgeMissingNodesList
QStringList	edgeMissingNodesListData
QStringList	relationsList
QMultiMap< int, int >	firstModeMultiMap
QMultiMap< int, int >	secondModeMultiMap
QXmlStreamReader *	xml
QString	fileName
QString	fileDirPath
QString	userSelectedCodecName
QString	networkName
QString	initNodeColor
QString	initNodeShape
QString	initNodeCustomIcon
QString	initNodeNumberColor
QString	initNodeLabelColor
QString	initEdgeColor
QString	initEdgeLabel
QString	delimiter
QString	errorMessage
QString	nodeColor
QString	edgeColor
QString	edgeType
QString	nodeShape
QString	nodeLabel
QString	edgeLabel
QString	nodeIconPath
QString	nodeNumberColor
QString	nodeLabelColor
QString	key_id
QString	key_value
QString	key_name
QString	key_what
QString	key_type
QString	node_id
QString	edge_id
QString	edge_source
QString	edge_target
QString	edge_weight
QString	edge_directed
int	gwWidth
int	gwHeight
int	totalLinks
int	totalNodes
int	fileFormat
int	two_sm_mode
int	edgeDirType
int	initNodeSize
int	initNodeNumberSize
int	nodeNumberSize
int	initNodeLabelSize
int	nodeLabelSize
int	source
int	target
int	nodeSize
qreal	initEdgeWeight
qreal	edgeWeight
qreal	arrowSize
qreal	bez_p1_x
qreal	bez_p1_y
qreal	bez_p2_x
qreal	bez_p2_y
bool	missingNode
bool	arrows
bool	bezier
bool	conv_OK
bool	bool_key
bool	bool_node
bool	bool_edge
bool	fileContainsNodeColors
bool	fileContainsNodeCoords
bool	fileContainsLinkColors
bool	fileContainsLinkLabels
double	randX
double	randY

Detailed Description

The Parser class Main class for network file parsing and loading Supports GraphML, Pajek, Adjacency, Graphviz, UCINET, EdgeLists etc.

Constructor & Destructor Documentation

Parser()

Parser::Parser

(

)

~Parser()

Parser::~Parser

(

)

Member Function Documentation

addRelation

void Parser::addRelation ( const QString &  relName, const bool &  changeRelation = false  )

signal

createMissingNodeEdges()

void Parser::createMissingNodeEdges

(

)

createNode

void Parser::createNode ( const int &  num, const int &  size, const QString &  color, const QString &  numColor, const int &  numSize, const QString &  label, const QString &  lColor, const int &  lSize, const QPointF &  p, const QString &  shape, const QString &  iconPath = QString(), const bool &  signalMW = false  )

signal

createNodeAtPosRandom

void Parser::createNodeAtPosRandom ( const bool &  signalMW = false )

signal

createNodeAtPosRandomWithLabel

void Parser::createNodeAtPosRandomWithLabel ( const int &  num, const QString &  label, const bool &  signalMW = false  )

signal

createRandomNodes()

void Parser::createRandomNodes	(	const int &	fixedNum = 1,
		const QString &	label = QString(),
		const int &	newNodes = 1
	)

Parser::createRandomNodes.

Parameters

fixedNum
label
newNodes	Creates either a new node numbered fixedNum or newNodes nodes numbered from 1 to to newNodes

edgeCreate

void Parser::edgeCreate ( const int &  source, const int &  target, const qreal &  weight, const QString &  color, const int &  edgeDirType, const bool &  arrows, const bool &  bezier, const QString &  edgeLabel = QString(), const bool &  signalMW = false  )

signal

endGraphMLElementEdge()

void Parser::endGraphMLElementEdge

(

QXmlStreamReader &

xml

)

endGraphMLElementNode()

void Parser::endGraphMLElementNode

(

QXmlStreamReader &

xml

)

finished

void Parser::finished ( QString  )

signal

isComment()

bool Parser::isComment

(

QString

str

)

load()

void Parser::load	(	const QString	fn,
		const QString	codec,
		const int	iNS,
		const QString	iNC,
		const QString	iNSh,
		const QString	iNNC,
		const int	iNNS,
		const QString	iNLC,
		const int	iNLS,
		const QString	iEC,
		const int	w,
		const int	h,
		const int	format,
		const int	sm_mode,
		const QString	delim = QString()
	)

Loads the network calling one of the load* methods.

loadAdjacency()

bool Parser::loadAdjacency

(

)

Tries to load the file as adjacency sociomatrix-formatted. If not it returns -1.

Returns

bool

loadDL()

bool Parser::loadDL

(

)

Tries to load a file as DL-formatted network (UCINET) If not it returns -1

loadDot()

bool Parser::loadDot

(

)

Tries to load the file as Dot (Graphviz) formatted network. If not it returns -1

loadEdgeListSimple()

bool Parser::loadEdgeListSimple

(

const QString &

delimiter

)

loadEdgeListWeighed()

bool Parser::loadEdgeListWeighed

(

const QString &

delimiter

)

A method to load a weighted edge list formatted file.

Parameters

delimiter

Returns

This method can read and parse edgelist formated files where edge source and target are either named with numbers or with labels That is the following formats can be parsed:

edgelist with node numbers

1 2 1 1 3 2 1 6 2 1 8 2 ...

edgelist with node labels

actor1 actor2 1 actor2 actor4 2 actor1 actor3 1 actorX actorY 3 name othername 1 othername somename 2 ....

loadFileError()

void Parser::loadFileError

(

const QString &

errorMessage

)

Parser::loadFileError.

Parameters

errorMessage

Called when some Parser method cannot read or parse correctly a file. It informs the Graph and then MW with an error message

loadGML()

bool Parser::loadGML

(

)

Tries to load a file as GML formatted network. If not it returns -1

loadGraphML()

bool Parser::loadGraphML

(

)

Tries to load a file as GraphML (not GML) formatted network. If not GraphML, it returns false.

Returns

loadGW()

bool Parser::loadGW

(

)

loadPajek()

bool Parser::loadPajek

(

)

Tries to load the file as Pajek-formatted network. If not it returns -1

SPLIT EACH LINE (ON EMPTY SPACE CHARACTERS) IN SEVERAL ELEMENTS

READING NODES

NODELABEL

NODESHAPE: There are five possible .

NODECOLORS

READ NODE COORDINATES

START NODE CREATION

EDGES

ARCS

ARCSlist

matrix

loadTwoModeSociomatrix()

bool Parser::loadTwoModeSociomatrix

(

)

Tries to load the file as two-mode sociomatrix. If not it returns -1

networkFileLoaded

void Parser::networkFileLoaded ( int  fileType, QString  fileName, QString  netName, int  totalNodes, int  totalLinks, int  edgeDirType, const QString &  message = QString()  )

signal

readDLKeywords()

bool Parser::readDLKeywords	(	QStringList &	strList,
		int &	N,
		int &	NM,
		int &	NR,
		int &	NC,
		bool &	fullmatrixFormat,
		bool &	edgelist1Format
	)

readDotProperties()

void Parser::readDotProperties	(	QString	str,
		qreal &	nValue,
		QString &	label,
		QString &	shape,
		QString &	color,
		QString &	fontName,
		QString &	fontColor
	)

readGraphML()

bool Parser::readGraphML

(

QXmlStreamReader &

xml

)

Checks the xml token name and calls the appropriate function. Called from loadGraphML.

Parameters

xml

Returns

readGraphMLElementData()

void Parser::readGraphMLElementData

(

QXmlStreamReader &

xml

)

Reads data for edges and nodes called at a data element (usually nested inside a node or an edge element)

Parameters

xml

readGraphMLElementDefaultValue()

void Parser::readGraphMLElementDefaultValue

(

QXmlStreamReader &

xml

)

Reads default key values Called at a default element (usually nested inside key element)

Parameters

xml

readGraphMLElementEdge()

void Parser::readGraphMLElementEdge

(

QXmlStreamAttributes &

xmlStreamAttr

)

readGraphMLElementEdgeGraphics()

void Parser::readGraphMLElementEdgeGraphics

(

QXmlStreamReader &

xml

)

readGraphMLElementGraph()

void Parser::readGraphMLElementGraph

(

QXmlStreamReader &

xml

)

Reads a graph definition Called at Graph element.

Parameters

xml

readGraphMLElementKey()

void Parser::readGraphMLElementKey

(

QXmlStreamAttributes &

xmlStreamAttr

)

readGraphMLElementNode()

void Parser::readGraphMLElementNode

(

QXmlStreamReader &

xml

)

readGraphMLElementNodeGraphics()

void Parser::readGraphMLElementNodeGraphics

(

QXmlStreamReader &

xml

)

Reads node graphics data and properties: label, color, shape, size, coordinates, etc.

readGraphMLElementUnknown()

void Parser::readGraphMLElementUnknown

(

QXmlStreamReader &

xml

)

relationSet

void Parser::relationSet ( int  )

signal

removeDummyNode

void Parser::removeDummyNode ( int  )

signal

xmlStreamHasAttribute()

bool Parser::xmlStreamHasAttribute	(	QXmlStreamAttributes &	xmlStreamAttr,
		QString	str
	)		const

Member Data Documentation

arrows

bool Parser::arrows

private

arrowSize

qreal Parser::arrowSize

private

bez_p1_x

qreal Parser::bez_p1_x

private

bez_p1_y

qreal Parser::bez_p1_y

private

bez_p2_x

qreal Parser::bez_p2_x

private

bez_p2_y

qreal Parser::bez_p2_y

private

bezier

bool Parser::bezier

private

bool_edge

bool Parser::bool_edge

private

bool_key

bool Parser::bool_key

private

bool_node

bool Parser::bool_node

private

conv_OK

bool Parser::conv_OK

private

delimiter

QString Parser::delimiter

private

edge_directed

QString Parser::edge_directed

private

edge_id

QString Parser::edge_id

private

edge_source

QString Parser::edge_source

private

edge_target

QString Parser::edge_target

private

edge_weight

QString Parser::edge_weight

private

edgeColor

QString Parser::edgeColor

private

edgeDirType

int Parser::edgeDirType

private

edgeLabel

QString Parser::edgeLabel

private

edgeMissingNodesList

QStringList Parser::edgeMissingNodesList

private

edgeMissingNodesListData

QStringList Parser::edgeMissingNodesListData

private

edgesMissingNodesHash

QHash<QString, QString> Parser::edgesMissingNodesHash

private

edgeType

QString Parser::edgeType

private

edgeWeight

qreal Parser::edgeWeight

private

errorMessage

QString Parser::errorMessage

private

fileContainsLinkColors

bool Parser::fileContainsLinkColors

private

fileContainsLinkLabels

bool Parser::fileContainsLinkLabels

private

fileContainsNodeColors

bool Parser::fileContainsNodeColors

private

fileContainsNodeCoords

bool Parser::fileContainsNodeCoords

private

fileDirPath

QString Parser::fileDirPath

private

fileFormat

int Parser::fileFormat

private

fileName

QString Parser::fileName

private

firstModeMultiMap

QMultiMap<int, int> Parser::firstModeMultiMap

private

gwHeight

int Parser::gwHeight

private

gwWidth

int Parser::gwWidth

private

initEdgeColor

QString Parser::initEdgeColor

private

initEdgeLabel

QString Parser::initEdgeLabel

private

initEdgeWeight

qreal Parser::initEdgeWeight

private

initNodeColor

QString Parser::initNodeColor

private

initNodeCustomIcon

QString Parser::initNodeCustomIcon

private

initNodeLabelColor

QString Parser::initNodeLabelColor

private

initNodeLabelSize

int Parser::initNodeLabelSize

private

initNodeNumberColor

QString Parser::initNodeNumberColor

private

initNodeNumberSize

int Parser::initNodeNumberSize

private

initNodeShape

QString Parser::initNodeShape

private

initNodeSize

int Parser::initNodeSize

private

key_id

QString Parser::key_id

private

key_name

QString Parser::key_name

private

key_type

QString Parser::key_type

private

key_value

QString Parser::key_value

private

key_what

QString Parser::key_what

private

keyDefaultValue

QHash<QString, QString> Parser::keyDefaultValue

private

keyFor

QHash<QString, QString> Parser::keyFor

private

keyName

QHash<QString, QString> Parser::keyName

private

keyType

QHash<QString, QString> Parser::keyType

private

missingNode

bool Parser::missingNode

private

networkName

QString Parser::networkName

private

node_id

QString Parser::node_id

private

nodeColor

QString Parser::nodeColor

private

nodeHash

QHash<QString, int> Parser::nodeHash

private

nodeIconPath

QString Parser::nodeIconPath

private

nodeLabel

QString Parser::nodeLabel

private

nodeLabelColor

QString Parser::nodeLabelColor

private

nodeLabelSize

int Parser::nodeLabelSize

private

nodeNumberColor

QString Parser::nodeNumberColor

private

nodeNumberSize

int Parser::nodeNumberSize

private

nodeShape

QString Parser::nodeShape

private

nodeSize

int Parser::nodeSize

private

randX

double Parser::randX

private

randY

double Parser::randY

private

relationsList

QStringList Parser::relationsList

private

secondModeMultiMap

QMultiMap<int, int> Parser::secondModeMultiMap

private

source

int Parser::source

private

target

int Parser::target

private

totalLinks

int Parser::totalLinks

private

totalNodes

int Parser::totalNodes

private

two_sm_mode

int Parser::two_sm_mode

private

userSelectedCodecName

QString Parser::userSelectedCodecName

private

xml

QXmlStreamReader* Parser::xml

private

---

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

• app/src/parser.h
• app/src/parser.cpp