QwtPlotAbstractCanvas Class Reference

Base class for all type of plot canvases. More...

#include <qwt_plot_abstract_canvas.h>

Inheritance diagram for QwtPlotAbstractCanvas:

Classes
class	PrivateData

Public Types
enum	FocusIndicator { NoFocusIndicator, CanvasFocusIndicator, ItemFocusIndicator }
	Focus indicator The default setting is NoFocusIndicator. More...

Public Member Functions
double	borderRadius () const
FocusIndicator	focusIndicator () const
QwtPlot *	plot ()
	Return parent plot widget. More...
const QwtPlot *	plot () const
	QwtPlotAbstractCanvas (QWidget *canvasWidget)
	Constructor. More...
void	setBorderRadius (double)
void	setFocusIndicator (FocusIndicator)
virtual	~QwtPlotAbstractCanvas ()
	Destructor. More...

Protected Member Functions
QPainterPath	canvasBorderPath (const QRect &rect) const
QWidget *	canvasWidget ()
const QWidget *	canvasWidget () const
virtual void	drawBackground (QPainter *)
	Helper function for the derived plot canvas. More...
virtual void	drawBorder (QPainter *)
void	drawCanvas (QPainter *)
	Draw the plot to the canvas. More...
virtual void	drawFocusIndicator (QPainter *)
void	drawStyled (QPainter *, bool)
	Helper function for the derived plot canvas. More...
void	drawUnstyled (QPainter *)
	Helper function for the derived plot canvas. More...
void	fillBackground (QPainter *)
	Helper function for the derived plot canvas. More...
void	updateStyleSheetInfo ()
	Update the cached information about the current style sheet. More...

Private Attributes
PrivateData *	m_data

Detailed Description

Base class for all type of plot canvases.

Definition at line 21 of file qwt_plot_abstract_canvas.h.

Member Enumeration Documentation

FocusIndicator

enum QwtPlotAbstractCanvas::FocusIndicator

Focus indicator The default setting is NoFocusIndicator.

See also

setFocusIndicator(), focusIndicator(), drawFocusIndicator()

Enumerator
NoFocusIndicator	Don't paint a focus indicator.
CanvasFocusIndicator	The focus is related to the complete canvas. Paint the focus indicator using drawFocusIndicator()
ItemFocusIndicator	The focus is related to an item (curve, point, ...) on the canvas. It is up to the application to display a focus indication using f.e. highlighting.

Definition at line 30 of file qwt_plot_abstract_canvas.h.

Constructor & Destructor Documentation

QwtPlotAbstractCanvas()

QwtPlotAbstractCanvas::QwtPlotAbstractCanvas ( QWidget *  canvasWidget )

explicit

Constructor.

Parameters

canvasWidget

plot canvas widget

Definition at line 534 of file qwt_plot_abstract_canvas.cpp.

~QwtPlotAbstractCanvas()

QwtPlotAbstractCanvas::~QwtPlotAbstractCanvas ( )

virtual

Destructor.

Definition at line 546 of file qwt_plot_abstract_canvas.cpp.

Member Function Documentation

borderRadius()

double QwtPlotAbstractCanvas::borderRadius

(

)

const

Returns

Radius for the corners of the border frame

See also

setBorderRadius()

Definition at line 613 of file qwt_plot_abstract_canvas.cpp.

canvasBorderPath()

QPainterPath QwtPlotAbstractCanvas::canvasBorderPath ( const QRect &  rect ) const

protected

Returns

Path for the canvas border

Definition at line 619 of file qwt_plot_abstract_canvas.cpp.

canvasWidget() [1/2]

const QWidget * QwtPlotAbstractCanvas::canvasWidget ( )

protected

Returns

canvas widget

Definition at line 872 of file qwt_plot_abstract_canvas.cpp.

canvasWidget() [2/2]

const QWidget* QwtPlotAbstractCanvas::canvasWidget ( ) const

protected

drawBackground()

void QwtPlotAbstractCanvas::drawBackground ( QPainter *  painter )

protectedvirtual

Helper function for the derived plot canvas.

Definition at line 690 of file qwt_plot_abstract_canvas.cpp.

drawBorder()

void QwtPlotAbstractCanvas::drawBorder ( QPainter *  painter )

protectedvirtual

Draw the border of the canvas

Parameters

painter

Painter

Reimplemented in QwtPlotCanvas.

Definition at line 628 of file qwt_plot_abstract_canvas.cpp.

drawCanvas()

void QwtPlotAbstractCanvas::drawCanvas ( QPainter *  painter )

protected

Draw the plot to the canvas.

Definition at line 803 of file qwt_plot_abstract_canvas.cpp.

drawFocusIndicator()

void QwtPlotAbstractCanvas::drawFocusIndicator ( QPainter *  painter )

protectedvirtual

Draw the focus indication

Parameters

painter

Painter

Definition at line 587 of file qwt_plot_abstract_canvas.cpp.

drawStyled()

void QwtPlotAbstractCanvas::drawStyled ( QPainter *  painter, bool  hackStyledBackground  )

protected

Helper function for the derived plot canvas.

Definition at line 744 of file qwt_plot_abstract_canvas.cpp.

drawUnstyled()

void QwtPlotAbstractCanvas::drawUnstyled ( QPainter *  painter )

protected

Helper function for the derived plot canvas.

Definition at line 702 of file qwt_plot_abstract_canvas.cpp.

fillBackground()

void QwtPlotAbstractCanvas::fillBackground ( QPainter *  painter )

protected

Helper function for the derived plot canvas.

Definition at line 696 of file qwt_plot_abstract_canvas.cpp.

focusIndicator()

QwtPlotAbstractCanvas::FocusIndicator QwtPlotAbstractCanvas::focusIndicator

(

)

const

Returns

Focus indicator

See also

FocusIndicator, setFocusIndicator()

Definition at line 578 of file qwt_plot_abstract_canvas.cpp.

plot() [1/2]

const QwtPlot * QwtPlotAbstractCanvas::plot

(

)

Return parent plot widget.

Definition at line 552 of file qwt_plot_abstract_canvas.cpp.

plot() [2/2]

const QwtPlot* QwtPlotAbstractCanvas::plot

(

)

const

setBorderRadius()

void QwtPlotAbstractCanvas::setBorderRadius

(

double

radius

)

Set the radius for the corners of the border frame

Parameters

radius

Radius of a rounded corner

See also

borderRadius()

Definition at line 604 of file qwt_plot_abstract_canvas.cpp.

setFocusIndicator()

void QwtPlotAbstractCanvas::setFocusIndicator

(

FocusIndicator

focusIndicator

)

Set the focus indicator

See also

FocusIndicator, focusIndicator()

Definition at line 568 of file qwt_plot_abstract_canvas.cpp.

updateStyleSheetInfo()

void QwtPlotAbstractCanvas::updateStyleSheetInfo ( )

protected

Update the cached information about the current style sheet.

Definition at line 835 of file qwt_plot_abstract_canvas.cpp.

Member Data Documentation

m_data

PrivateData* QwtPlotAbstractCanvas::m_data

private

Definition at line 80 of file qwt_plot_abstract_canvas.h.

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

• qwt_plot_abstract_canvas.h
• qwt_plot_abstract_canvas.cpp