#include <plotlegend.h>

Inheritance diagram for PlotLegend:

[legend]

Public Member Functions
QRectF	hideButtonRect () const

	PlotLegend (QwtPlot *parent)

const QwtPlotItem *	processMousePressEvent (QMouseEvent *mouse_event)

Public Member Functions inherited from QwtPlotLegendItem
Qt::Alignment	alignmentInCanvas () const

QBrush	backgroundBrush () const

BackgroundMode	backgroundMode () const

QPen	borderPen () const

double	borderRadius () const

void	clearLegend ()
	Remove all items from the legend. More...

QFont	font () const

virtual QRect	geometry (const QRectF &canvasRect) const

virtual int	heightForWidth (const QwtLegendData &, int width) const

int	itemMargin () const

int	itemSpacing () const

QList< QRect >	legendGeometries (const QwtPlotItem *) const

int	margin () const

uint	maxColumns () const

virtual QSize	minimumSize (const QwtLegendData &) const

int	offsetInCanvas (Qt::Orientation) const

QList< const QwtPlotItem * >	plotItems () const

	QwtPlotLegendItem ()
	Constructor. More...

virtual int	rtti () const QWT_OVERRIDE

void	setAlignmentInCanvas (Qt::Alignment)
	Set the alignmnet. More...

void	setBackgroundBrush (const QBrush &)
	Set the background brush. More...

void	setBackgroundMode (BackgroundMode)
	Set the background mode. More...

void	setBorderPen (const QPen &)

void	setBorderRadius (double)

void	setFont (const QFont &)

void	setItemMargin (int)

void	setItemSpacing (int)

void	setMargin (int)
	Set the margin around legend items. More...

void	setMaxColumns (uint)
	Limit the number of columns. More...

void	setOffsetInCanvas (Qt::Orientations, int numPixels)
	Set the distance between the legend and the canvas border. More...

void	setSpacing (int)
	Set the spacing between the legend items. More...

void	setTextPen (const QPen &)
	Set the pen for drawing text labels. More...

int	spacing () const

QPen	textPen () const

virtual void	updateLegend (const QwtPlotItem *, const QList< QwtLegendData > &) QWT_OVERRIDE

virtual	~QwtPlotLegendItem ()
	Destructor. More...

Public Member Functions inherited from QwtPlotItem
void	attach (QwtPlot *plot)
	Attach the item to a plot. More...

virtual QRectF	boundingRect () const

void	detach ()
	This method detaches a QwtPlotItem from any QwtPlot it has been associated with. More...

virtual void	getCanvasMarginHint (const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &canvasRect, double &left, double &top, double &right, double &bottom) const
	Calculate a hint for the canvas margin. More...

void	hide ()
	Hide the item. More...

bool	isVisible () const

virtual void	itemChanged ()

virtual void	legendChanged ()

virtual QList< QwtLegendData >	legendData () const
	Return all information, that is needed to represent the item on the legend. More...

virtual QwtGraphic	legendIcon (int index, const QSizeF &) const

QSize	legendIconSize () const

QRectF	paintRect (const QwtScaleMap &, const QwtScaleMap &) const
	Calculate the bounding paint rectangle of 2 maps. More...

QwtPlot *	plot () const
	Return attached plot. More...

	QwtPlotItem ()

	QwtPlotItem (const QString &title)

	QwtPlotItem (const QwtText &title)

uint	renderThreadCount () const

QRectF	scaleRect (const QwtScaleMap &, const QwtScaleMap &) const
	Calculate the bounding scale rectangle of 2 maps. More...

void	setAxes (QwtAxisId xAxis, QwtAxisId yAxis)

void	setItemAttribute (ItemAttribute, bool on=true)

void	setItemInterest (ItemInterest, bool on=true)

void	setLegendIconSize (const QSize &)

void	setRenderHint (RenderHint, bool on=true)

void	setRenderThreadCount (uint numThreads)

void	setTitle (const QString &title)

void	setTitle (const QwtText &title)

virtual void	setVisible (bool)

void	setXAxis (QwtAxisId)

void	setYAxis (QwtAxisId)

void	setZ (double z)
	Set the z value. More...

void	show ()
	Show the item. More...

bool	testItemAttribute (ItemAttribute) const

bool	testItemInterest (ItemInterest) const

bool	testRenderHint (RenderHint) const

const QwtText &	title () const

virtual void	updateScaleDiv (const QwtScaleDiv &, const QwtScaleDiv &)
	Update the item to changes of the axes scale division. More...

QwtAxisId	xAxis () const
	Return xAxis. More...

QwtAxisId	yAxis () const
	Return yAxis. More...

double	z () const

virtual	~QwtPlotItem ()
	Destroy the QwtPlotItem. More...

Private Member Functions
virtual void	draw (QPainter *p, const QwtScaleMap &xMap, const QwtScaleMap &yMap, const QRectF &rect) const override

virtual void	drawBackground (QPainter *painter, const QRectF &rect) const override

virtual void	drawLegendData (QPainter painter, const QwtPlotItem , const QwtLegendData &, const QRectF &) const override

Private Attributes
bool	_collapsed

QwtPlot *	_parent_plot

Additional Inherited Members
Public Types inherited from QwtPlotLegendItem
enum	BackgroundMode { LegendBackground, ItemBackground }
	Background mode. More...

Public Types inherited from QwtPlotItem
enum	ItemAttribute { Legend = 0x01, AutoScale = 0x02, Margins = 0x04 }
	Plot Item Attributes. More...

enum	ItemInterest { ScaleInterest = 0x01, LegendInterest = 0x02 }
	Plot Item Interests. More...

enum	RenderHint { RenderAntialiased = 0x1 }
	Render hints. More...

enum	RttiValues { Rtti_PlotItem = 0, Rtti_PlotGrid, Rtti_PlotScale, Rtti_PlotLegend, Rtti_PlotMarker, Rtti_PlotCurve, Rtti_PlotSpectroCurve, Rtti_PlotIntervalCurve, Rtti_PlotHistogram, Rtti_PlotSpectrogram, Rtti_PlotGraphic, Rtti_PlotTradingCurve, Rtti_PlotBarChart, Rtti_PlotMultiBarChart, Rtti_PlotShape, Rtti_PlotTextLabel, Rtti_PlotZone, Rtti_PlotVectorField, Rtti_PlotUserItem = 1000 }
	Runtime type information. More...

Protected Member Functions inherited from QwtPlotItem
QwtGraphic	defaultIcon (const QBrush &, const QSizeF &) const
	Return a default icon from a brush. More...

Detailed Description

Definition at line 14 of file plotlegend.h.

Constructor & Destructor Documentation

◆ PlotLegend()

PlotLegend::PlotLegend ( QwtPlot * parent )

Definition at line 17 of file plotlegend.cpp.

Member Function Documentation

◆ draw()

void PlotLegend::draw	(	QPainter *	painter,
		const QwtScaleMap &	xMap,
		const QwtScaleMap &	yMap,
		const QRectF &	canvasRect
	)		const

overrideprivatevirtual

Draw the legend

Parameters

painter	Painter
xMap	x Scale Map
yMap	y Scale Map
canvasRect	Contents rectangle of the canvas in painter coordinates

Reimplemented from QwtPlotLegendItem.

Definition at line 50 of file plotlegend.cpp.

◆ drawBackground()

void PlotLegend::drawBackground	(	QPainter *	painter,
		const QRectF &	rect
	)		const

overrideprivatevirtual

Draw a rounded rect

Parameters

painter	Painter
rect	Bounding rectangle

See also: setBorderRadius(), setBorderPen(), setBackgroundBrush(), setBackgroundMode()

Reimplemented from QwtPlotLegendItem.

Definition at line 127 of file plotlegend.cpp.

◆ drawLegendData()

void PlotLegend::drawLegendData	(	QPainter *	painter,
		const QwtPlotItem *	plotItem,
		const QwtLegendData &	data,
		const QRectF &	rect
	)		const

overrideprivatevirtual

Draw an entry on the legend

Parameters

painter	Qt Painter
plotItem	Plot item, represented by the entry
data	Attributes of the legend entry
rect	Bounding rectangle for the entry

Reimplemented from QwtPlotLegendItem.

Definition at line 80 of file plotlegend.cpp.

◆ hideButtonRect()

QRectF PlotLegend::hideButtonRect ( ) const

Definition at line 39 of file plotlegend.cpp.

◆ processMousePressEvent()

const QwtPlotItem * PlotLegend::processMousePressEvent ( QMouseEvent * mouse_event )

Definition at line 142 of file plotlegend.cpp.

Member Data Documentation

◆ _collapsed

bool PlotLegend::_collapsed

private

Definition at line 34 of file plotlegend.h.

◆ _parent_plot

QwtPlot* PlotLegend::_parent_plot

private

Definition at line 33 of file plotlegend.h.

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

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PlotLegend()

Member Function Documentation

◆ draw()

◆ drawBackground()

◆ drawLegendData()

◆ hideButtonRect()

◆ processMousePressEvent()

Member Data Documentation

◆ _collapsed

◆ _parent_plot