QwtErrorPlotCurve Class Reference

#include <QwtErrorPlotCurve.h>

Inheritance diagram for QwtErrorPlotCurve:

Detailed Description

Error bars curve.


Public Types
enum	Orientation { Horizontal = 0, Vertical = 1 }
Public Member Functions
QwtDoubleRect	boundingRect () const
int	capLength ()
QColor	color ()
void	copy (const QwtErrorPlotCurve *e)
void	detachFromMasterCurve ()
	Causes the master curve to delete this curve from its managed error bars list.
int	direction ()
void	drawMinusSide (bool yes)
void	drawPlusSide (bool yes)
void	drawThroughSymbol (bool yes)
QwtArray< double >	errors ()
double	errorValue (int i)
void	loadData ()
DataCurve *	masterCurve ()
	Returns the master curve to which this error bars curve is attached.
bool	minusSide ()
QString	plotAssociation ()
	A list of data sources for this curve.
bool	plusSide ()
	QwtErrorPlotCurve (Table *t, const QString &name)
	QwtErrorPlotCurve (int orientation, Table *t, const QString &name)
void	setCapLength (int t)
void	setColor (const QColor &c)
void	setDirection (int o)
void	setErrors (const QwtArray< double > &data)
void	setMasterCurve (DataCurve *c)
void	setWidth (double w)
void	setXErrors (bool yes)
bool	throughSymbol ()
bool	updateData (Table *t, const QString &colName)
double	width ()
bool	xErrors ()
Private Member Functions
virtual void	draw (QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, int from, int to) const
void	drawErrorBars (QPainter *painter, const QwtScaleMap &xMap, const QwtScaleMap &yMap, int from, int to) const
Private Attributes
int	cap
	Length of the bar cap decoration.
DataCurve *	d_master_curve
	Reference to the master curve to which this error bars curve is attached.
QwtArray< double >	err
	Stores the error bar values.
bool	minus
bool	plus
bool	through
int	type
	Orientation of the bars: Horizontal or Vertical.

Member Enumeration Documentation

enum QwtErrorPlotCurve::Orientation

Enumerator:

Horizontal
Vertical

Constructor & Destructor Documentation

QwtErrorPlotCurve::QwtErrorPlotCurve	(	int	orientation,
		Table *	t,
		const QString &	name
	)

References cap, Graph::ErrorBars, minus, plus, PlotCurve::setPlotStyle(), PlotCurve::setType(), through, and PlotCurve::type().

QwtErrorPlotCurve::QwtErrorPlotCurve	(	Table *	t,
		const QString &	name
	)

References cap, Graph::ErrorBars, minus, plus, PlotCurve::setPlotStyle(), PlotCurve::setType(), through, PlotCurve::type(), and Vertical.

Member Function Documentation

QwtDoubleRect QwtErrorPlotCurve::boundingRect ( ) const

References err, PlotCurve::type(), and Vertical.

int QwtErrorPlotCurve::capLength ( ) [inline]

References cap.

Referenced by Graph::saveCurves(), PlotDialog::setActiveCurve(), and Graph::updateErrorBars().

QColor QwtErrorPlotCurve::color ( ) [inline]

Referenced by Graph::saveCurves(), PlotDialog::setActiveCurve(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::copy ( const QwtErrorPlotCurve * e )

References cap, err, minus, plus, through, type, and PlotCurve::type().

void QwtErrorPlotCurve::detachFromMasterCurve ( ) [inline]

Causes the master curve to delete this curve from its managed error bars list.

References d_master_curve, and DataCurve::removeErrorBars().

int QwtErrorPlotCurve::direction ( ) [inline]

References PlotCurve::type().

Referenced by Graph::saveCurves().

void QwtErrorPlotCurve::draw	(	QPainter *	painter,
		const QwtScaleMap &	xMap,
		const QwtScaleMap &	yMap,
		int	from,
		int	to
	)			const `[private, virtual]`

References drawErrorBars().

void QwtErrorPlotCurve::drawErrorBars	(	QPainter *	painter,
		const QwtScaleMap &	xMap,
		const QwtScaleMap &	yMap,
		int	from,
		int	to
	)			const `[private]`

References cap, d_master_curve, err, Horizontal, Graph::HorizontalBars, minus, plus, through, ScaleEngine::type(), PlotCurve::type(), Vertical, and Graph::VerticalBars.

Referenced by draw().

void QwtErrorPlotCurve::drawMinusSide ( bool yes ) [inline]

References minus.

Referenced by Graph::addErrorBars(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::drawPlusSide ( bool yes ) [inline]

References plus.

Referenced by Graph::addErrorBars(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::drawThroughSymbol ( bool yes ) [inline]

References through.

Referenced by Graph::addErrorBars(), and Graph::updateErrorBars().

QwtArray<double> QwtErrorPlotCurve::errors ( ) [inline]

References err.

double QwtErrorPlotCurve::errorValue ( int i )

References err.

Referenced by Fit::setDataCurve(), and Fit::setWeightingData().

void QwtErrorPlotCurve::loadData ( ) [virtual]

Reimplemented from DataCurve.

References Table::colIndex(), Table::columnType(), DataCurve::d_end_row, d_master_curve, DataCurve::d_start_row, DataCurve::d_table, DataCurve::endRow(), err, setErrors(), DataCurve::startRow(), DataCurve::table(), Table::Text, Table::text(), and DataCurve::xColumnName().

Referenced by AssociationsDialog::changePlotAssociation(), setMasterCurve(), and updateData().

DataCurve* QwtErrorPlotCurve::masterCurve ( ) [inline]

Returns the master curve to which this error bars curve is attached.

References d_master_curve.

Referenced by AssociationsDialog::changePlotAssociation(), Graph::guessUniqueCurveLayout(), Graph::masterCurve(), and Graph::saveCurves().

bool QwtErrorPlotCurve::minusSide ( ) [inline]

References minus.

Referenced by Graph::saveCurves(), PlotDialog::setActiveCurve(), and Graph::updateErrorBars().

QString QwtErrorPlotCurve::plotAssociation ( ) [virtual]

A list of data sources for this curve.

Elements must be in either of the following forms:

<id of X column> "(X)," <id of Y column> "(Y)" [ "," <id of error column> ("(xErr)" | "(yErr)") ]
<id of Xstart column> "(X)," <id of Ystart column>"(Y)," <id of Xend column> "(X)," <id of Yend column> "(Y)"
(denoting start and end coordinates for the VectXYXY style)
<id of Xstart column> "(X)," <id of Ystart column> "(Y)," <id of angle column> "(A)," <id of magnitude column> "(M)"
(denoting start coordinates, angle in radians and length for the VectXYAM style)

Column ids are of the form '<name of table> "_" <name of column>'.

Reimplemented from DataCurve.

References d_master_curve, Horizontal, PlotCurve::type(), and DataCurve::xColumnName().

bool QwtErrorPlotCurve::plusSide ( ) [inline]

References plus.

Referenced by Graph::saveCurves(), PlotDialog::setActiveCurve(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::setCapLength ( int t ) [inline]

References cap.

Referenced by Graph::addErrorBars(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::setColor ( const QColor & c )

Referenced by Graph::addErrorBars(), and Graph::updateErrorBars().

void QwtErrorPlotCurve::setDirection ( int o ) [inline]