DtAssistantPlotWidget Class Reference

A tab widget with components for graphing data over time. More...

Inheritance diagram for DtAssistantPlotWidget:

Collaboration diagram for DtAssistantPlotWidget:

Public Member Functions
	DtAssistantPlotWidget (const QString &units, QWidget *parent=0)
	Default CTOR Instantiates a new DtAssistantPlotWidget.
virtual	~DtAssistantPlotWidget ()
	Virtual DTOR (no-op)
virtual unsigned	createNewSeries (const QString &seriesName)
	Creates a new series to be plotted and returns the series ID.
virtual void	updateSeries (unsigned seriesId, double time, double val)
	Updates the given plotter's series with the latest data.
virtual void	setSeriesData (unsigned seriesId, double *times, double *vals, unsigned numVals)
	Updates the given plotter's series with the latest data.
virtual void	clear ()
	Clears all data from the plot.
virtual const DtAssistantPlot &	plotter () const
virtual DtAssistantPlot &	plotter ()
virtual void	updatePlots ()
virtual QSize	sizeHint () const

Protected Slots
void	visibleTimeScaleFactorChanged (float factor)
void	scrollbarPositionChanged (int val)
	Updates the visible plot ranges when the scrollbar is adjusted.

Protected Member Functions
void	layoutTab ()
	Sets up the layout of the tab (non-virtual) This method is called from the constructor to set up the tab's layout on instantiation.
virtual void	resizeEvent (QResizeEvent *evt)
	Updates the amount of time visible on the plot when resized.

Protected Attributes
unsigned	myNextSeriesId
double	myLastPlottedTime
double	myFirstPlottedTime
double	myNumSecondsVisible
float	myVisibleTimeScaleFactor
DtAssistantPlot *	myPlotter
QScrollBar *	myScrollbar
QAction *	myAction
QString	myUnits

Detailed Description

A tab widget with components for graphing data over time.

Constructor & Destructor Documentation

DtAssistantPlotWidget::DtAssistantPlotWidget	(	const QString &	units,
		QWidget *	parent = 0
	)

Default CTOR Instantiates a new DtAssistantPlotWidget.

Parameters

units	the units for the y axis
parent	the QWidget's parent

virtual DtAssistantPlotWidget::~DtAssistantPlotWidget ( )

virtual

Virtual DTOR (no-op)

Member Function Documentation

virtual void DtAssistantPlotWidget::clear ( )

virtual

Clears all data from the plot.

virtual unsigned DtAssistantPlotWidget::createNewSeries ( const QString &  seriesName )

virtual

Creates a new series to be plotted and returns the series ID.

Parameters

seriesName

the name assigned to the new series

void DtAssistantPlotWidget::layoutTab ( )

protected

Sets up the layout of the tab (non-virtual) This method is called from the constructor to set up the tab's layout on instantiation.

virtual const DtAssistantPlot& DtAssistantPlotWidget::plotter ( ) const

virtual

virtual DtAssistantPlot& DtAssistantPlotWidget::plotter ( )

virtual

virtual void DtAssistantPlotWidget::resizeEvent ( QResizeEvent *  evt )

protectedvirtual

Updates the amount of time visible on the plot when resized.

void DtAssistantPlotWidget::scrollbarPositionChanged ( int  val )

protectedslot

Updates the visible plot ranges when the scrollbar is adjusted.

Parameters

val	the new value of the scrollbar

virtual void DtAssistantPlotWidget::setSeriesData ( unsigned  seriesId, double *  times, double *  vals, unsigned  numVals  )

virtual

Updates the given plotter's series with the latest data.

Parameters

seriesId	the id of the series to set
times	the times for each snapshot of data ( x axis values )
vals	the values of the data at the given times ( y axis values )
numVals	the number of values in times and vals

virtual QSize DtAssistantPlotWidget::sizeHint ( ) const

virtual

virtual void DtAssistantPlotWidget::updatePlots ( )

virtual

virtual void DtAssistantPlotWidget::updateSeries ( unsigned  seriesId, double  time, double  val  )

virtual

Updates the given plotter's series with the latest data.

Parameters

seriesId	the id of the series to update
time	the time the data snapshot was taken ( x axis value )
val	the value of the data at the given time ( y axis value )

void DtAssistantPlotWidget::visibleTimeScaleFactorChanged ( float  factor )

protectedslot

Member Data Documentation

QAction* DtAssistantPlotWidget::myAction

protected

double DtAssistantPlotWidget::myFirstPlottedTime

protected

double DtAssistantPlotWidget::myLastPlottedTime

protected

unsigned DtAssistantPlotWidget::myNextSeriesId

protected

double DtAssistantPlotWidget::myNumSecondsVisible

protected

DtAssistantPlot* DtAssistantPlotWidget::myPlotter

protected

QScrollBar* DtAssistantPlotWidget::myScrollbar

protected

QString DtAssistantPlotWidget::myUnits

protected

float DtAssistantPlotWidget::myVisibleTimeScaleFactor

protected

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

• assistantPlotWidget.h