QwtHistogram Class Reference

Histogram class. More...

#include <QwtHistogram.h>

Inheritance diagram for QwtHistogram:

List of all members.

Public Member Functions
bool	autoBinning ()
double	begin ()
double	binSize ()
QwtDoubleRect	boundingRect () const
void	copy (QwtHistogram *h)
double	end ()
void	loadData ()
Matrix *	matrix ()
double	maximum ()
double	mean ()
double	minimum ()
	QwtHistogram (Table *t, const QString &name, int startRow=0, int endRow=-1)
	QwtHistogram (Matrix *m)
void	setAutoBinning (bool autoBin=true)
	Convenience function to be used in scripts.
void	setBinning (bool autoBin, double size, double begin, double end)
void	setBinning (double binSize, double begin, double end)
	Convenience function. It disables autobinning.
double	standardDeviation ()
Public Member Functions inherited from QwtBarCurve
void	copy (QwtBarCurve *b)
double	dataOffset ()
int	gap () const
bool	isStacked ()
int	offset () const
BarStyle	orientation ()
	QwtBarCurve (BarStyle style, Table *t, const QString &xColName, const QString &name, int startRow, int endRow)
virtual QString	saveToString ()
void	setGap (int gap)
void	setOffset (int offset)
void	setStacked (bool on=true)
QList< QwtBarCurve * >	stackedCurvesList () const
double	stackOffset (int i, QList< QwtBarCurve * > stack) const
Public Member Functions inherited from DataCurve
void	addErrorBars (ErrorBarsCurve *c)
	Adds a single error bars curve to the list of attached error bars.
void	clearErrorBars ()
	Clears the list of attached error bars.
void	clearLabels ()
	Clears the list of attached text labels.
void	clone (DataCurve *c)
	DataCurve (Table *t, const QString &xColName, const QString &name, int startRow=0, int endRow=-1)
	DataCurve (Table *xt, const QString &xColName, Table *yt, const QString &name, int startRow=0, int endRow=-1)
void	enableSpeedMode ()
int	endRow ()
QList< ErrorBarsCurve * >	errorBarsList ()
	The list of attached error bars.
bool	hasLabels ()
bool	hasSelectedLabels ()
bool	hasVisibleLabels ()
bool	isFullRange ()
int	labelsAlignment ()
QColor	labelsColor ()
QString	labelsColumnName ()
QFont	labelsFont ()
double	labelsRotation ()
bool	labelsWhiteOut ()
int	labelsXOffset ()
int	labelsYOffset ()
void	moveLabels (const QPoint &pos)
virtual QStringList	plotAssociation ()
	A list of data sources for this curve.
void	remove ()
void	removeErrorBars (ErrorBarsCurve *c)
	Remove a single error bars curve from the list of attached error bars.
void	restoreLabels (const QStringList &lst)
bool	selectedLabels (const QPoint &pos)
void	setDataSource (Table *yt, int ycol=1, Table *xt=NULL, int xcol=0)
void	setFullRange ()
void	setLabelsAlignment (int flags)
void	setLabelsColor (const QColor &c)
void	setLabelsColumnName (const QString &name)
void	setLabelsFont (const QFont &font)
void	setLabelsOffset (int x, int y)
void	setLabelsRotation (double angle)
void	setLabelsSelected (bool on=true)
void	setLabelsWhiteOut (bool whiteOut=true)
void	setRowRange (int startRow, int endRow)
void	setVisible (bool on)
void	setVisibleLabels (bool on=true)
void	setXColumnName (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)
virtual bool	updateData (Table *t, const QString &colName)
virtual void	updateLabelsPosition ()
QString	xColumnName ()
Table *	xTable ()
Public Member Functions inherited from PlotCurve
void	enableSideLines (bool on)
	PlotCurve (const QString &name=QString())
int	plotStyle ()
	The plot style of the curve.
void	restoreCurveLayout (const QStringList &lst)
QString	saveCurveLayout ()
QString	saveCurveSymbolImage ()
void	setPlotStyle (int s)
void	setSkipSymbolsCount (int count)
	Set the number of symbols not to be drawn: usefull for large data sets.
void	setType (int t)
void	setXOffset (double dx)
void	setYOffset (double dy)
bool	sideLinesEnabled ()
int	skipSymbolsCount ()
	Returns the number of symbols not to be drawn.
int	type ()
	Sort of rtti()
double	xOffset ()
double	yOffset ()

Private Member Functions
void	init ()
void	loadDataFromMatrix ()
virtual void	loadLabels ()

Private Attributes
bool	d_autoBin
double	d_begin
double	d_bin_size
double	d_end
Matrix *	d_matrix
double	d_max
double	d_mean
	Variables storing statistical information.
double	d_min
double	d_standard_deviation

Additional Inherited Members
Public Types inherited from QwtBarCurve
enum	BarStyle { Vertical = 0, Horizontal = 1 }
Protected Attributes inherited from QwtBarCurve
int	bar_gap
int	bar_offset
BarStyle	bar_style
bool	d_is_stacked
Protected Attributes inherited from DataCurve
double	d_click_pos_x
	Keep track of the coordinates of the point where the user clicked when selecting the labels.
double	d_click_pos_y
std::vector< DataRange >	d_data_ranges
int	d_end_row
QList< ErrorBarsCurve * >	d_error_bars
	List of the error bar curves associated to this curve.
int	d_labels_align
double	d_labels_angle
QColor	d_labels_color
QString	d_labels_column
	The name of the column used for text labels.
QFont	d_labels_font
QList< PlotMarker * >	d_labels_list
	List of the text labels associated to this curve.
int	d_labels_x_offset
int	d_labels_y_offset
PlotMarker *	d_selected_label
	Keeps track of the plot marker on which the user clicked when selecting the labels.
bool	d_show_labels
int	d_start_row
Table *	d_table
	The data source table.
bool	d_white_out_labels
QString	d_x_column
	The name of the column used for abscissae values.
Table *	d_x_table
	The data source table in case X and Y datasets are from different tables.
Protected Attributes inherited from PlotCurve
int	d_plot_style
bool	d_side_lines
int	d_skip_symbols
int	d_type
double	d_x_offset
double	d_y_offset

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Detailed Description

Histogram class.

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Constructor & Destructor Documentation

QwtHistogram::QwtHistogram	(	Table *	t,
		const QString &	name,
		int	startRow = 0,
		int	endRow = -1
	)

References init().

QwtHistogram::QwtHistogram

(

Matrix *

m

)

References d_matrix, and init().

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Member Function Documentation

bool QwtHistogram::autoBinning ( )

inline

References d_autoBin.

Referenced by PlotDialog::acceptParams(), Graph::saveCurveLayout(), and PlotDialog::setActiveCurve().

double QwtHistogram::begin ( )

inline

References d_begin.

Referenced by PlotDialog::acceptParams(), Graph::saveCurveLayout(), PlotDialog::setAutomaticBinning(), and setBinning().

double QwtHistogram::binSize ( )

inline

References d_bin_size.

Referenced by PlotDialog::acceptParams(), Graph::saveCurveLayout(), PlotDialog::setAutomaticBinning(), and setBinning().

QwtDoubleRect QwtHistogram::boundingRect ( ) const

virtual

Reimplemented from QwtBarCurve.

void QwtHistogram::copy

(

QwtHistogram *

h

)

References d_autoBin, d_begin, d_bin_size, and d_end.

double QwtHistogram::end ( )

inline

References d_end.

Referenced by PlotDialog::acceptParams(), Graph::saveCurveLayout(), PlotDialog::setAutomaticBinning(), and setBinning().

void QwtHistogram::init ( )

private

References QwtBarCurve::bar_gap, d_autoBin, d_matrix, Graph::Histogram, PlotCurve::setPlotStyle(), and PlotCurve::setType().

Referenced by QwtHistogram().

void QwtHistogram::loadData ( )

virtual

Reimplemented from DataCurve.

References Table::colIndex(), d_autoBin, d_begin, d_bin_size, d_end, DataCurve::d_end_row, d_matrix, d_max, d_mean, d_min, DataCurve::d_show_labels, d_standard_deviation, DataCurve::d_start_row, DataCurve::d_table, loadDataFromMatrix(), loadLabels(), min, and Table::text().

Referenced by PlotDialog::acceptParams(), Graph::addCurves(), Graph::addHistogram(), ApplicationWindow::openGraph(), Graph::restoreHistogram(), and ApplicationWindow::updateMatrixPlots().

void QwtHistogram::loadDataFromMatrix ( )

private

References d_autoBin, d_begin, d_bin_size, d_end, d_matrix, d_max, d_mean, d_min, DataCurve::d_show_labels, d_standard_deviation, MatrixModel::dataVector(), loadLabels(), Matrix::matrixModel(), min, Matrix::numCols(), Matrix::numRows(), and Matrix::range().

Referenced by loadData().

void QwtHistogram::loadLabels ( )

privatevirtual

Reimplemented from DataCurve.

References DataCurve::clearLabels(), DataCurve::d_labels_align, DataCurve::d_labels_angle, DataCurve::d_labels_color, DataCurve::d_labels_font, DataCurve::d_labels_list, DataCurve::d_labels_x_offset, DataCurve::d_labels_y_offset, DataCurve::d_show_labels, and DataCurve::d_white_out_labels.

Referenced by loadData(), and loadDataFromMatrix().

Matrix* QwtHistogram::matrix ( )

inline

References d_matrix.

Referenced by Graph::copyCurves(), and ApplicationWindow::updateMatrixPlots().

double QwtHistogram::maximum ( )

inline

References d_max.

Referenced by PlotDialog::showStatistics().

double QwtHistogram::mean ( )

inline

References d_mean.

Referenced by PlotDialog::showStatistics().

double QwtHistogram::minimum ( )

inline

References d_min.

Referenced by PlotDialog::showStatistics().

void QwtHistogram::setAutoBinning

(

bool

autoBin = true

)

Convenience function to be used in scripts.

References d_autoBin.

void QwtHistogram::setBinning	(	bool	autoBin,
		double	size,
		double	begin,
		double	end
	)

References begin(), d_autoBin, d_begin, d_bin_size, d_end, and end().

Referenced by PlotDialog::acceptParams(), ApplicationWindow::openGraph(), and Graph::restoreHistogram().

void QwtHistogram::setBinning	(	double	binSize,
		double	begin,
		double	end
	)

Convenience function. It disables autobinning.

References begin(), binSize(), d_autoBin, d_begin, d_bin_size, d_end, and end().

double QwtHistogram::standardDeviation ( )

inline

References d_standard_deviation.

Referenced by PlotDialog::showStatistics().

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Member Data Documentation

bool QwtHistogram::d_autoBin

private

Referenced by autoBinning(), copy(), init(), loadData(), loadDataFromMatrix(), setAutoBinning(), and setBinning().

double QwtHistogram::d_begin

private

Referenced by begin(), copy(), loadData(), loadDataFromMatrix(), and setBinning().

double QwtHistogram::d_bin_size

private

Referenced by binSize(), copy(), loadData(), loadDataFromMatrix(), and setBinning().

double QwtHistogram::d_end

private

Referenced by copy(), end(), loadData(), loadDataFromMatrix(), and setBinning().

Matrix* QwtHistogram::d_matrix

private

Referenced by init(), loadData(), loadDataFromMatrix(), matrix(), and QwtHistogram().

double QwtHistogram::d_max

private

Referenced by loadData(), loadDataFromMatrix(), and maximum().

double QwtHistogram::d_mean

private

Variables storing statistical information.

Referenced by loadData(), loadDataFromMatrix(), and mean().

double QwtHistogram::d_min

private

Referenced by loadData(), loadDataFromMatrix(), and minimum().

double QwtHistogram::d_standard_deviation

private

Referenced by loadData(), loadDataFromMatrix(), and standardDeviation().

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

• qtiplot/src/plot2D/QwtHistogram.h
• qtiplot/src/plot2D/QwtHistogram.cpp