The RtFiffRawViewModel class implements the data access model for a real-time multi sample array data stream. More...

#include <rtfiffrawviewmodel.h>

Public Types
typedef QSharedPointer< RtFiffRawViewModel >	SPtr

typedef QSharedPointer< const RtFiffRawViewModel >	ConstSPtr

Signals
void	newSelection (const QList< qint32 > &selection)

void	windowSizeChanged (int windowSize)

void	triggerDetected (int numberDetectedTriggers, const QMap< int, QList< QPair< int, double > > > &mapDetectedTriggers)

Public Member Functions
	RtFiffRawViewModel (QObject *parent=0)

	~RtFiffRawViewModel ()

virtual int	rowCount (const QModelIndex &parent=QModelIndex()) const

virtual int	columnCount (const QModelIndex &parent=QModelIndex()) const

virtual QVariant	data (const QModelIndex &index, int role=Qt::DisplayRole) const

virtual QVariant	headerData (int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const

void	setFiffInfo (QSharedPointer< FIFFLIB::FiffInfo > &p_pFiffInfo)

void	setSamplingInfo (float sps, int T, bool bSetZero=false)

Eigen::MatrixXd	getLastBlock ()

void	addData (const QList< Eigen::MatrixXd > &data)

FIFFLIB::fiff_int_t	getKind (qint32 row) const

FIFFLIB::fiff_int_t	getUnit (qint32 row) const

FIFFLIB::fiff_int_t	getCoil (qint32 row) const

qint32	getMaxSamples () const

qint32	getCurrentSampleIndex () const

double	getLastBlockFirstValue (int row) const

const QMap< qint32, qint32 > &	getIdxSelMap () const

void	selectRows (const QList< qint32 > &selection)

void	hideRows (const QList< qint32 > &selection)

void	resetSelection ()

void	toggleFreeze (const QModelIndex &index)

void	setScaling (const QMap< qint32, float > &p_qMapChScaling)

void	updateProjection (const QList< FIFFLIB::FiffProj > &projs)

void	updateCompensator (int to)

void	updateSpharaActivation (bool state)

void	updateSpharaOptions (const QString &sSytemType, int nBaseFctsFirst, int nBaseFctsSecond)

void	setFilter (QList< RTPROCESSINGLIB::FilterKernel > filterData)

void	setFilterActive (bool state)

void	setBackgroundColor (const QColor &color)

void	setFilterChannelType (const QString &channelType)

void	createFilterChannelList (QStringList channelNames)

void	markChBad (QModelIndex ch, bool status)

void	markChBad (QModelIndexList chlist, bool status)

void	triggerInfoChanged (const QMap< double, QColor > &colorMap, bool active, QString triggerCh, double threshold)

void	distanceTimeSpacerChanged (int value)

void	resetTriggerCounter ()

qint32	numVLines () const

bool	isFreezed () const

const QMap< qint32, float > &	getScaling () const

QList< QPair< int, double > >	getDetectedTriggers () const

QList< QPair< int, double > >	getDetectedTriggersOld () const

QMap< double, QColor >	getTriggerColor () const

int	getNumberOfTimeSpacers () const

double	getTriggerThreshold () const

QString	getTriggerName () const

int	getCurrentTriggerIndex () const

bool	triggerDetectionActive () const

int	getCurrentOverlapAddDelay () const

int	getFirstSampleOffset () const

double	getMaxValueFromRawViewModel (int row) const

void	addEvent (int iSample)

std::unique_ptr< std::vector< EVENTSLIB::Event > >	getEventsToDisplay (int iBegin, int iEnd) const

Detailed Description

The RtFiffRawViewModel class implements the data access model for a real-time multi sample array data stream.

DECLARE CLASS RtFiffRawViewModel

Definition at line 101 of file rtfiffrawviewmodel.h.

Inheritance diagram for DISPLIB::RtFiffRawViewModel:

Member Typedef Documentation

◆ ConstSPtr

typedef QSharedPointer<const RtFiffRawViewModel> DISPLIB::RtFiffRawViewModel::ConstSPtr

Const shared pointer type for RtFiffRawViewModel.

Definition at line 107 of file rtfiffrawviewmodel.h.

◆ SPtr

typedef QSharedPointer<RtFiffRawViewModel> DISPLIB::RtFiffRawViewModel::SPtr

Shared pointer type for RtFiffRawViewModel.

Definition at line 106 of file rtfiffrawviewmodel.h.

Constructor & Destructor Documentation

◆ RtFiffRawViewModel()

RtFiffRawViewModel::RtFiffRawViewModel ( QObject * parent = 0 )

Constructs an real-time multi sample array table model for the given parent.

Parameters

[in] parent parent of the table model.

Definition at line 83 of file rtfiffrawviewmodel.cpp.

◆ ~RtFiffRawViewModel()

RtFiffRawViewModel::~RtFiffRawViewModel ( )

Destructs RtFiffRawViewModel and stops the use of Shared Memory within the Event Manager.

Definition at line 115 of file rtfiffrawviewmodel.cpp.

Member Function Documentation

◆ addData()

void RtFiffRawViewModel::addData ( const QList< Eigen::MatrixXd > & data )

Adds multiple time points (QVector) for a channel set (VectorXd)

Parameters

[in] data data to add (Time points of channel samples).

Definition at line 417 of file rtfiffrawviewmodel.cpp.

◆ addEvent()

void RtFiffRawViewModel::addEvent ( int iSample )

Adds event based on input parameters

Parameters

[in]

Definition at line 1384 of file rtfiffrawviewmodel.cpp.

◆ columnCount()

int RtFiffRawViewModel::columnCount ( const QModelIndex & parent = QModelIndex() ) const

virtual

Returns the number of columns for the children of the given parent.

Parameters

[in] parent not used.

Returns: number of columns.

Definition at line 133 of file rtfiffrawviewmodel.cpp.

◆ createFilterChannelList()

void RtFiffRawViewModel::createFilterChannelList ( QStringList channelNames )

Create list of channels which are to be filtered based on channel names

Parameters

[in] channelNames the channel names which are to be filtered.

Definition at line 970 of file rtfiffrawviewmodel.cpp.

◆ data()

QVariant RtFiffRawViewModel::data	(	const QModelIndex &	index,
		int	role = `Qt::DisplayRole`
	)		const

virtual

Returns the data stored under the given role for the item referred to by the index.

Parameters

[in]	index	determines item location.
[in]	role	role to return.

Returns: accessed data.

Definition at line 140 of file rtfiffrawviewmodel.cpp.

◆ distanceTimeSpacerChanged()

void RtFiffRawViewModel::distanceTimeSpacerChanged ( int value )

distanceTimeSpacerChanged changes the distance of the time spacers

Parameters

[in] value the new distance for the time spacers.

Definition at line 1065 of file rtfiffrawviewmodel.cpp.

◆ getCoil()

fiff_int_t RtFiffRawViewModel::getCoil ( qint32 row ) const

Returns the coil type of a given channel number

Parameters

[in] row row number which correspodns to a given channel.

Returns: coil type of given channel number.

Definition at line 598 of file rtfiffrawviewmodel.cpp.

◆ getCurrentOverlapAddDelay()

int DISPLIB::RtFiffRawViewModel::getCurrentOverlapAddDelay ( ) const

inline

Returns the current overlap add delay

Returns: the current overlap add delay.

Definition at line 826 of file rtfiffrawviewmodel.h.

◆ getCurrentSampleIndex()

qint32 DISPLIB::RtFiffRawViewModel::getCurrentSampleIndex ( ) const

inline

Returns the current sample index which represents the index which the next incoming data will be stored at in the data

Returns: the current sample index.

Definition at line 690 of file rtfiffrawviewmodel.h.

◆ getCurrentTriggerIndex()

int DISPLIB::RtFiffRawViewModel::getCurrentTriggerIndex ( ) const

inline

Returns the current trigger channel index

Returns: the current trigger channel index.

Definition at line 812 of file rtfiffrawviewmodel.h.

◆ getDetectedTriggers()

QList< QPair< int, double > > DISPLIB::RtFiffRawViewModel::getDetectedTriggers ( ) const

inline

Returns current detected trigger flanks

Returns: the current detected trigger flanks.

Definition at line 758 of file rtfiffrawviewmodel.h.

◆ getDetectedTriggersOld()

QList< QPair< int, double > > DISPLIB::RtFiffRawViewModel::getDetectedTriggersOld ( ) const

inline

Returns old detected trigger flanks

Returns: the old detected trigger flanks.

Definition at line 774 of file rtfiffrawviewmodel.h.

◆ getEventsToDisplay()

std::unique_ptr< std::vector< EVENTSLIB::Event > > RtFiffRawViewModel::getEventsToDisplay	(	int	iBegin,
		int	iEnd
	)		const

Returns events between two samples

Parameters

[in]	iBegin	Lower bound for sample (inclusive).
[in]	iEnd	Upper bound for sample (exclusive).

Returns: Pointer to a vector of events.

Definition at line 1391 of file rtfiffrawviewmodel.cpp.

◆ getFirstSampleOffset()

int DISPLIB::RtFiffRawViewModel::getFirstSampleOffset ( ) const

inline

Get offset of first drawn sample in the window

Returns: sample offset of window

Definition at line 836 of file rtfiffrawviewmodel.h.

◆ getIdxSelMap()

const QMap< qint32, qint32 > & DISPLIB::RtFiffRawViewModel::getIdxSelMap ( ) const

inline

Returns a map which conatins the channel idx and its corresponding selection status

Returns: the channel idx to selection status.

Definition at line 718 of file rtfiffrawviewmodel.h.

◆ getKind()

fiff_int_t RtFiffRawViewModel::getKind ( qint32 row ) const

Returns the kind of a given channel number

Parameters

[in] row row number which correspodns to a given channel.

Returns: kind of given channel number.

Definition at line 574 of file rtfiffrawviewmodel.cpp.

◆ getLastBlock()

MatrixXd RtFiffRawViewModel::getLastBlock ( )

Returns the last received data block.

Returns: the last data block.

Definition at line 406 of file rtfiffrawviewmodel.cpp.

◆ getLastBlockFirstValue()

double DISPLIB::RtFiffRawViewModel::getLastBlockFirstValue ( int row ) const

inline

Returns the first value of the last complete data display block

Parameters

[in] row row for which the first value is to be returned.

Returns: the first value of the last complete data display block.

Definition at line 705 of file rtfiffrawviewmodel.h.

◆ getMaxSamples()

qint32 DISPLIB::RtFiffRawViewModel::getMaxSamples ( ) const

inline

Returns the maximal number of samples of the downsampled data to display

Returns: the maximal number of samples.

Definition at line 683 of file rtfiffrawviewmodel.h.

◆ getMaxValueFromRawViewModel()

double RtFiffRawViewModel::getMaxValueFromRawViewModel ( int row ) const

Get maximum range of respective channel type. range value in FiffChInfo does not seem to contain a reasonable value

Parameters

[in] Row of the model

Returns: the max value of the y axis for the channel

Definition at line 1321 of file rtfiffrawviewmodel.cpp.

◆ getNumberOfTimeSpacers()

int DISPLIB::RtFiffRawViewModel::getNumberOfTimeSpacers ( ) const

inline

Returns the current number for the time spacers

Returns: the current number for the time spacers.

Definition at line 790 of file rtfiffrawviewmodel.h.

◆ getScaling()

const QMap< qint32, float > & DISPLIB::RtFiffRawViewModel::getScaling ( ) const

inline

Returns current scaling

Returns: the current scaling.

Definition at line 739 of file rtfiffrawviewmodel.h.

◆ getTriggerColor()

QMap< double, QColor > DISPLIB::RtFiffRawViewModel::getTriggerColor ( ) const

inline

Returns current trigger color

Returns: the current trigger color map fpr each detected type.

Definition at line 746 of file rtfiffrawviewmodel.h.

◆ getTriggerName()

QString DISPLIB::RtFiffRawViewModel::getTriggerName ( ) const

inline

Returns the current trigger name

Returns: the current trigger name.

Definition at line 805 of file rtfiffrawviewmodel.h.

◆ getTriggerThreshold()

double DISPLIB::RtFiffRawViewModel::getTriggerThreshold ( ) const

inline

Returns the current trigger threshold

Returns: the current trigger threshold.

Definition at line 798 of file rtfiffrawviewmodel.h.

◆ getUnit()

fiff_int_t RtFiffRawViewModel::getUnit ( qint32 row ) const

Returns the unit of a given channel number

Parameters

[in] row row number which correspodns to a given channel.

Returns: unit of given channel number.

Definition at line 586 of file rtfiffrawviewmodel.cpp.

◆ headerData()

QVariant RtFiffRawViewModel::headerData	(	int	section,
		Qt::Orientation	orientation,
		int	role = `Qt::DisplayRole`
	)		const

virtual

Returns the data for the given role and section in the header with the specified orientation.

Parameters

[in]	section	For horizontal headers, the section number corresponds to the column number. Similarly, for vertical headers, the section number corresponds to the row number.
[in]	orientation	Qt::Horizontal or Qt::Vertical.
[in]	role	role to show.

Returns: accessed eader data.

Definition at line 206 of file rtfiffrawviewmodel.cpp.

◆ hideRows()

void RtFiffRawViewModel::hideRows ( const QList< qint32 > & selection )

Hides the given list of channel

Parameters

[in] selection channel index list to select.

Definition at line 631 of file rtfiffrawviewmodel.cpp.

◆ isFreezed()

bool DISPLIB::RtFiffRawViewModel::isFreezed ( ) const

inline

Returns current freezing status

Returns: the current freezing status.

Definition at line 732 of file rtfiffrawviewmodel.h.

◆ markChBad() [1/2]

void RtFiffRawViewModel::markChBad	(	QModelIndex	ch,
		bool	status
	)

markChBad marks the selected channels as bad/good in m_chInfolist

Parameters

[in]	chlist	index that is selected for marking.
[in]	status,status=1	-> mark as bad, status=0 -> mark as good.

Definition at line 1011 of file rtfiffrawviewmodel.cpp.

◆ markChBad() [2/2]

void RtFiffRawViewModel::markChBad	(	QModelIndexList	chlist,
		bool	status
	)

markChBad marks the selected channels as bad/good in m_chInfolist

Parameters

[in]	chlist	is the list of indices that are selected for marking.
[in]	status,status=1	-> mark as bad, status=0 -> mark as good.

Definition at line 1083 of file rtfiffrawviewmodel.cpp.

◆ newSelection

void DISPLIB::RtFiffRawViewModel::newSelection ( const QList< qint32 > & selection )

signal

Emmited when new selcetion was made

Parameters

[in] selection list of all selected channels.

◆ numVLines()

qint32 DISPLIB::RtFiffRawViewModel::numVLines ( ) const

inline

Returns the number of vertical lines (one per second)

Returns: number of vertical lines.

Definition at line 725 of file rtfiffrawviewmodel.h.

◆ resetSelection()

void RtFiffRawViewModel::resetSelection ( )

Resets the current selection (selects all channels)

Definition at line 648 of file rtfiffrawviewmodel.cpp.

◆ resetTriggerCounter()

void RtFiffRawViewModel::resetTriggerCounter ( )

resetTriggerCounter resets the trigger counter

Definition at line 1076 of file rtfiffrawviewmodel.cpp.

◆ rowCount()

int RtFiffRawViewModel::rowCount ( const QModelIndex & parent = QModelIndex() ) const

virtual

Returns the number of rows under the given parent. When the parent is valid it means that rowCount is returning the number of children of parent.

Parameters

[in] parent not used.

Returns: number of rows.

Definition at line 122 of file rtfiffrawviewmodel.cpp.

◆ selectRows()

void RtFiffRawViewModel::selectRows ( const QList< qint32 > & selection )

Selects the given list of channel indeces and unselect all other channels

Parameters

[in] selection channel index list to select.

Definition at line 610 of file rtfiffrawviewmodel.cpp.

◆ setBackgroundColor()

void RtFiffRawViewModel::setBackgroundColor ( const QColor & color )

Set the background color

Parameters

[in] color The background color.

Definition at line 924 of file rtfiffrawviewmodel.cpp.

◆ setFiffInfo()

void RtFiffRawViewModel::setFiffInfo ( QSharedPointer< FIFFLIB::FiffInfo > & p_pFiffInfo )

Sets corresponding fiff information

Parameters

[in] p_pFiffInfo The corresponding fiff information.

Definition at line 298 of file rtfiffrawviewmodel.cpp.

◆ setFilter()

void RtFiffRawViewModel::setFilter ( QList< RTPROCESSINGLIB::FilterKernel > filterData )

Set new filter parameters

Parameters

[in] filterData list of the new filter.

Definition at line 895 of file rtfiffrawviewmodel.cpp.

◆ setFilterActive()

void RtFiffRawViewModel::setFilterActive ( bool state )

Set filter activation

Parameters

[in] state filter on/off flag.

Definition at line 917 of file rtfiffrawviewmodel.cpp.

◆ setFilterChannelType()

void RtFiffRawViewModel::setFilterChannelType ( const QString & channelType )

Sets the type of channel which are to be filtered

Parameters

[in] channelType the channel type which is to be filtered (EEG, MEG, All).

Definition at line 931 of file rtfiffrawviewmodel.cpp.

◆ setSamplingInfo()

void RtFiffRawViewModel::setSamplingInfo	(	float	sps,
		int	T,
		bool	bSetZero = `false`
	)

Sets the sampling information and calculates the resulting downsampling factor between actual sps and desired sps

Parameters

[in]	sps	Samples per second of incomming data.
[in]	T	Time window length to display.
[in]	bSetZero	If data should be set to zero. Default is false.

Definition at line 375 of file rtfiffrawviewmodel.cpp.

◆ setScaling()

void RtFiffRawViewModel::setScaling ( const QMap< qint32, float > & p_qMapChScaling )

Set scaling channel scaling

Parameters

[in] p_qMapChScaling Map of scaling factors.

Definition at line 686 of file rtfiffrawviewmodel.cpp.

◆ toggleFreeze()

void RtFiffRawViewModel::toggleFreeze ( const QModelIndex & index )

Toggle freeze for all channels when a channel is double clicked

Parameters

[in] index of the channel which has been double clicked.

Definition at line 663 of file rtfiffrawviewmodel.cpp.

◆ triggerDetected

void DISPLIB::RtFiffRawViewModel::triggerDetected	(	int	numberDetectedTriggers,
		const QMap< int, QList< QPair< int, double > > > &	mapDetectedTriggers
	)

signal

Emmited when trigger detection was performed

◆ triggerDetectionActive()

bool DISPLIB::RtFiffRawViewModel::triggerDetectionActive ( ) const

inline

Returns whether trigger detection is active or not

Returns: whether trigger detection is active or not.

Definition at line 819 of file rtfiffrawviewmodel.h.

◆ triggerInfoChanged()

void RtFiffRawViewModel::triggerInfoChanged	(	const QMap< double, QColor > &	colorMap,
		bool	active,
		QString	triggerCh,
		double	threshold
	)

markChBad marks the selected channels as bad/good in m_chInfolist

Parameters

[in]	colorMap	color for each trigger channel.
[in]	activ	real time trigger detection active.
[in]	triggerCh	current trigger channel to scan.
[in]	threshold	threshold for the detection process.

Definition at line 1038 of file rtfiffrawviewmodel.cpp.

◆ updateCompensator()

void RtFiffRawViewModel::updateCompensator ( int to )

Update the compensator

Parameters

[in] to Compensator to use in fiff constant format FiffCtfComp.kind (NOT FiffCtfComp.ctfkind).

Definition at line 755 of file rtfiffrawviewmodel.cpp.

◆ updateProjection()

void RtFiffRawViewModel::updateProjection ( const QList< FIFFLIB::FiffProj > & projs )

Update the SSP projection

Parameters

[in] projs The new projectors.

Definition at line 695 of file rtfiffrawviewmodel.cpp.

◆ updateSpharaActivation()

void RtFiffRawViewModel::updateSpharaActivation ( bool state )

Update the SPHARA operator

Parameters

[in] state The current state of teh SPHARA tool.

Definition at line 809 of file rtfiffrawviewmodel.cpp.

◆ updateSpharaOptions()

void RtFiffRawViewModel::updateSpharaOptions	(	const QString &	sSytemType,
		int	nBaseFctsFirst,
		int	nBaseFctsSecond
	)

Update the SPHARA operator

Parameters

[in]	sSystemType	The current acquisition system type (VectorView, BabyMEG, EEG).
[in]	nBaseFctsFirst	The new number of basis function to use for the first SPHARA operator.
[in]	nBaseFctsSecond	The new number of basis function to use for the second SPHARA operator.

Definition at line 816 of file rtfiffrawviewmodel.cpp.

◆ windowSizeChanged

void DISPLIB::RtFiffRawViewModel::windowSizeChanged ( int windowSize )

signal

Emmited when the window size/max number of samples changed

Parameters

[in] windowSize number of samples in the window.

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

src/libraries/disp/viewers/helpers/rtfiffrawviewmodel.h
src/libraries/disp/viewers/helpers/rtfiffrawviewmodel.cpp

Public Types

Signals

Public Member Functions

Detailed Description

Member Typedef Documentation

◆ ConstSPtr

◆ SPtr

Constructor & Destructor Documentation

◆ RtFiffRawViewModel()

◆ ~RtFiffRawViewModel()

Member Function Documentation

◆ addData()

◆ addEvent()

◆ columnCount()

◆ createFilterChannelList()

◆ data()

◆ distanceTimeSpacerChanged()

◆ getCoil()

◆ getCurrentOverlapAddDelay()

◆ getCurrentSampleIndex()

◆ getCurrentTriggerIndex()

◆ getDetectedTriggers()

◆ getDetectedTriggersOld()

◆ getEventsToDisplay()

◆ getFirstSampleOffset()

◆ getIdxSelMap()

◆ getKind()

◆ getLastBlock()

◆ getLastBlockFirstValue()

◆ getMaxSamples()

◆ getMaxValueFromRawViewModel()

◆ getNumberOfTimeSpacers()

◆ getScaling()

◆ getTriggerColor()

◆ getTriggerName()

◆ getTriggerThreshold()

◆ getUnit()

◆ headerData()

◆ hideRows()

◆ isFreezed()

◆ markChBad() [1/2]

◆ markChBad() [2/2]

◆ newSelection

◆ numVLines()

◆ resetSelection()

◆ resetTriggerCounter()

◆ rowCount()

◆ selectRows()

◆ setBackgroundColor()

◆ setFiffInfo()

◆ setFilter()

◆ setFilterActive()

◆ setFilterChannelType()

◆ setSamplingInfo()

◆ setScaling()

◆ toggleFreeze()

◆ triggerDetected

◆ triggerDetectionActive()

◆ triggerInfoChanged()

◆ updateCompensator()

◆ updateProjection()

◆ updateSpharaActivation()

◆ updateSpharaOptions()

◆ windowSizeChanged