Class representing a barchart plotting widget. More...

#include <barchartplotter.h>

Inheritance diagram for QSint::BarChartPlotter:

Public Types
enum	BarChartType { Stacked, Columns, Trend }
	Defines type of the chart. More...

Public Member Functions
void	setBarType (BarChartType type)
	Sets the plotter type to type.

BarChartType	barType () const
	Retrieves type of the plotter.

void	setBarSize (int min, int max=INT_MAX)

int	barSizeMin () const
	Retrieves minimum bar size. More...

int	barSizeMax () const
	Retrieves maximum bar size. More...

void	setBarScale (double scale)

double	barScale () const
	Retrieves bar scale coefficient. More...

void	setBarOpacity (double value)
	Sets opacity of a single bar to value (should be in ranges between 0.1 and 1.0, 1.0 is the default).

double	barOpacity () const
	Retrieves bar opacity. More...

void	setZeroLinePen (const QPen &pen)
	Sets pen of zero line of the plotter to pen.

const QPen &	zeroLinePen () const
	Retrieves zero line pen. More...

Public Member Functions inherited from QSint::PlotterBase
void	setBorderPen (const QPen &pen)
	Sets pen of the plotter's border to pen.

const QPen &	borderPen () const
	Retrieves plotter's border pen.

void	setBackground (const QBrush &brush)
	Sets plotter's background to brush.

const QBrush &	background () const
	Retrieves plotter background.

void	setFont (const QFont &font)
	Sets font of the data item to font.

const QFont &	font () const
	Retrieves data item font.

void	setItemPen (const QPen &pen)
	Sets pen of the data item to pen.

void	setHighlightTextColor (const QColor &color)
	Sets color of the highlighted data item text to color.

const QColor &	highlightTextColor () const
	Retrieves highlighted data item text color.

void	setHighlightPen (const QPen &pen)
	Sets pen of the highlighted data item to pen.

const QPen &	highlightPen () const
	Retrieves highlighted data item pen.

void	setHighlightBrush (const QBrush &brush)
	Sets brush of the highlighted data item to brush.

const QBrush &	highlightBrush () const
	Retrieves highlighted data item brush.

void	setHighlightAlpha (double alpha)

double	highlightAlpha () const
	Retrieves highlighted data item opacity.

void	setAntiAliasing (bool set)
	Enables (set=true, the default) or disables (set=false) painter's antialiasing.

AxisBase *	axisX () const
	Retrieves X axis object.

AxisBase *	axisY () const
	Retrieves Y axis object.

void	setModel (QAbstractItemModel *model)
	Sets data model to model.

QAbstractItemModel *	model () const
	Retrieves active data model or NULL if not set.

QRect	dataRect () const
	Retrieves data rectangle (excluding margins and axes).

const QPoint &	mousePos () const
	Retrieves current mouse cursor position in local coordinates.

QPoint	globalMousePos () const
	Retrieves current mouse cursor position in global coordinates.

const QModelIndex &	highlightedIndex () const
	Retrieves highlighted data model index, or invalid QModelIndex if nothing highlighted.

Protected Member Functions
virtual void	drawContent (QPainter &p)
	Draws content of the plotter.

Protected Member Functions inherited from QSint::PlotterBase
virtual void	drawBackground (QPainter &p)
	Draws default background of the plotter.

virtual void	drawForeground (QPainter &p)
	Draws default foreground of the plotter.

virtual void	drawAxes (QPainter &p)
	Draws axes of the plotter.

Additional Inherited Members
Signals inherited from QSint::PlotterBase
void	entered (const QModelIndex &index)

void	pressed (const QModelIndex &index)
	Emitted when the mouse button has been pressed over the data item at index.

void	clicked (const QModelIndex &index)
	Emitted when the mouse button has been clicked over the data item at index.

void	doubleClicked (const QModelIndex &index)
	Emitted when the mouse button has been double clicked over the data item at index.

Detailed Description

Class representing a barchart plotting widget.

Since: 0.2.1

An example of BarChartPlotter with Stacked type

An example of BarChartPlotter with Columns type

An example of BarChartPlotter with Trend type

BarChartPlotter provides following types of the charts (see BarChartType enum):

Stacked bars
Column-based bars
Trends

Member Enumeration Documentation

enum QSint::BarChartPlotter::BarChartType

Defines type of the chart.

Enumerator
Stacked	bar represents single model column
Columns	bar represents single model value
Trend	trend-like plot

Member Function Documentation

double QSint::BarChartPlotter::barOpacity ( ) const

inline

Retrieves bar opacity.

See Also: setBarOpacity()

double QSint::BarChartPlotter::barScale ( ) const

inline

Retrieves bar scale coefficient.

See Also: setBarScale()

int QSint::BarChartPlotter::barSizeMax ( ) const

inline

Retrieves maximum bar size.

See Also: setBarSize()

int QSint::BarChartPlotter::barSizeMin ( ) const

inline

Retrieves minimum bar size.

See Also: setBarSize()

void QSint::BarChartPlotter::setBarScale ( double scale )

Sets scale coefficient to scale. This value defines how many space a single model column representation could get. It should be in ranges between 0.1 and 1.0, 0.5 is the default. Valid for Stacked and Columns plotter types.

void QSint::BarChartPlotter::setBarSize	(	int	min,
		int	max = `INT_MAX`
	)

Sets minimum and maximum sizes of a single bar. Valid for Stacked and Columns plotter types.

const QPen& QSint::BarChartPlotter::zeroLinePen ( ) const

inline

Retrieves zero line pen.

See Also: setZeroLinePen()

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

src/Charts/barchartplotter.h
src/Charts/barchartplotter.cpp

Public Types

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

Member Function Documentation