Error bars curve. More...

#include <QwtErrorPlotCurve.h>

Inheritance diagram for QwtErrorPlotCurve:

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)
virtual bool	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 (int orientation, Table t, const char name)
	QwtErrorPlotCurve (Table t, const char 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 (int w)
void	setXErrors (bool yes)
bool	throughSymbol ()
bool	updateData (Table *t, const QString &colName)
int	width ()
bool	xErrors ()
Public Member Functions inherited from DataCurve
void	addErrorBars (DataCurve *c)
	Adds a single error bars curve to the list of attached error bars.
void	clearErrorBars ()
	Clears the list of attached error bars.
QList< QVector< double > >	convertData (const QList< Column * > &cols, const QList< int > &axes) const
	DataCurve (Table *t, const QString &xColName, const QString &name, int startRow=0, int endRow=-1)
int	endRow ()
QList< DataCurve * >	errorBarsList ()
	The list of attached error bars.
bool	hasSelectedLabels ()
bool	isFullRange ()
void	remove ()
void	removeErrorBars (DataCurve *c)
	Remove a single error bars curve from the list of attached error bars.
void	setFullRange ()
void	setLabelsSelected (bool on=true)
void	setRowRange (int startRow, int endRow)
void	setVisible (bool on)
void	setXColumnName (const QString &name)
void	setYColumnName (const QString &name)
int	startRow ()
Table *	table ()
int	tableRow (int point)
	Returns the row index in the data source table corresponding to the data point index.
virtual void	updateColumnNames (const QString &oldName, const QString &newName, bool updateTableName)
QString	xColumnName ()
QString	yColumnName ()
Public Member Functions inherited from PlotCurve
	PlotCurve (const QString &name=QString::null)
void	setType (int t)
int	type () const

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.

Additional Inherited Members
Protected Attributes inherited from DataCurve
int	d_end_row
	Last row of #d_tabel to be plotted, provided all relevant columns have valid entries.
QList< DataCurve * >	d_error_bars
	List of the error bar curves associated to this curve.
int	d_start_row
	First row of #d_tabel to be plotted, provided all relevant columns have valid entries.
Table *	d_table
	The data source table.
QString	d_x_column
	The name of the column used for abscissae values.
Protected Attributes inherited from PlotCurve
int	d_type

Detailed Description

Error bars curve.

Member Enumeration Documentation

enum QwtErrorPlotCurve::Orientation

Enumerator:

Horizontal
Vertical

Constructor & Destructor Documentation

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

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

QwtErrorPlotCurve::QwtErrorPlotCurve	(	Table *	t,
		const char *	name
	)

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

Member Function Documentation

QwtDoubleRect QwtErrorPlotCurve::boundingRect ( ) const

Reimplemented from PlotCurve.

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, PlotCurve::type(), and type.

Referenced by Graph::copy().

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

privatevirtual

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, 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::setYErrorSource().

bool QwtErrorPlotCurve::loadData ( )

virtual

Reimplemented from DataCurve.

References Table::column(), DataCurve::convertData(), d_master_curve, DataCurve::d_table, err, Horizontal, Graph::HorizontalBars, setErrors(), DataCurve::table(), PlotCurve::type(), 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 )