.TH "QwtPlotAbstractCanvas" 3 "Sun Jul 18 2021" "Version 6.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtPlotAbstractCanvas \- Base class for all type of plot canvases\&.  

.SH SYNOPSIS
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.PP
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\fC#include <qwt_plot_abstract_canvas\&.h>\fP
.PP
Inherited by \fBQwtPlotAbstractGLCanvas\fP, and \fBQwtPlotCanvas\fP\&.
.SS "Public Types"

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.RI "enum \fBFocusIndicator\fP { \fBNoFocusIndicator\fP, \fBCanvasFocusIndicator\fP, \fBItemFocusIndicator\fP }"
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.RI "Focus indicator The default setting is NoFocusIndicator\&. "
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.SS "Public Member Functions"

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.RI "\fBQwtPlotAbstractCanvas\fP (QWidget *\fBcanvasWidget\fP)"
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.RI "Constructor\&. "
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.RI "virtual \fB~QwtPlotAbstractCanvas\fP ()"
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.RI "Destructor\&. "
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.RI "\fBQwtPlot\fP * \fBplot\fP ()"
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.RI "Return parent plot widget\&. "
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.RI "const \fBQwtPlot\fP * \fBplot\fP () const"
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.RI "Return parent plot widget\&. "
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.RI "void \fBsetFocusIndicator\fP (\fBFocusIndicator\fP)"
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.RI "\fBFocusIndicator\fP \fBfocusIndicator\fP () const"
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.RI "void \fBsetBorderRadius\fP (double)"
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.RI "double \fBborderRadius\fP () const"
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.SS "Protected Member Functions"

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.RI "QWidget * \fBcanvasWidget\fP ()"
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.RI "const QWidget * \fBcanvasWidget\fP () const"
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.RI "virtual void \fBdrawFocusIndicator\fP (QPainter *)"
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.RI "virtual void \fBdrawBorder\fP (QPainter *)"
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.RI "virtual void \fBdrawBackground\fP (QPainter *)"
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.RI "Helper function for the derived plot canvas\&. "
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.RI "void \fBfillBackground\fP (QPainter *)"
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.RI "Helper function for the derived plot canvas\&. "
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.RI "void \fBdrawCanvas\fP (QPainter *)"
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.RI "Draw the plot to the canvas\&. "
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.RI "void \fBdrawStyled\fP (QPainter *, bool)"
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.RI "Helper function for the derived plot canvas\&. "
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.RI "void \fBdrawUnstyled\fP (QPainter *)"
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.RI "Helper function for the derived plot canvas\&. "
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.RI "QPainterPath \fBcanvasBorderPath\fP (const QRect &rect) const"
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.RI "void \fBupdateStyleSheetInfo\fP ()"
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.RI "Update the cached information about the current style sheet\&. "
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.SH "Detailed Description"
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Base class for all type of plot canvases\&. 
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Definition at line 21 of file qwt_plot_abstract_canvas\&.h\&.
.SH "Member Enumeration Documentation"
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.SS "enum \fBQwtPlotAbstractCanvas::FocusIndicator\fP"

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Focus indicator The default setting is NoFocusIndicator\&. 
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\fBSee also\fP
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\fBsetFocusIndicator()\fP, \fBfocusIndicator()\fP, \fBdrawFocusIndicator()\fP 
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\fBEnumerator\fP
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.TP
\fB\fINoFocusIndicator \fP\fP
Don't paint a focus indicator\&. 
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\fB\fICanvasFocusIndicator \fP\fP
The focus is related to the complete canvas\&. Paint the focus indicator using \fBdrawFocusIndicator()\fP 
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\fB\fIItemFocusIndicator \fP\fP
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\&. 
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Definition at line 30 of file qwt_plot_abstract_canvas\&.h\&.
.SH "Constructor & Destructor Documentation"
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.SS "QwtPlotAbstractCanvas::QwtPlotAbstractCanvas (QWidget * canvasWidget)\fC [explicit]\fP"

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Constructor\&. 
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\fBParameters\fP
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\fIcanvasWidget\fP plot canvas widget 
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Definition at line 534 of file qwt_plot_abstract_canvas\&.cpp\&.
.SH "Member Function Documentation"
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.SS "double QwtPlotAbstractCanvas::borderRadius () const"

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\fBReturns\fP
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Radius for the corners of the border frame 
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\fBSee also\fP
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\fBsetBorderRadius()\fP 
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Definition at line 613 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "QPainterPath QwtPlotAbstractCanvas::canvasBorderPath (const QRect & rect) const\fC [protected]\fP"

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\fBReturns\fP
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Path for the canvas border 
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Definition at line 619 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "QWidget * QwtPlotAbstractCanvas::canvasWidget ()\fC [protected]\fP"

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\fBReturns\fP
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canvas widget 
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Definition at line 872 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "const QWidget * QwtPlotAbstractCanvas::canvasWidget () const\fC [protected]\fP"

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\fBReturns\fP
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canvas widget 
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Definition at line 878 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "void QwtPlotAbstractCanvas::drawBorder (QPainter * painter)\fC [protected]\fP, \fC [virtual]\fP"
Draw the border of the canvas 
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\fBParameters\fP
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\fIpainter\fP Painter 
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Reimplemented in \fBQwtPlotCanvas\fP\&.
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Definition at line 628 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "void QwtPlotAbstractCanvas::drawFocusIndicator (QPainter * painter)\fC [protected]\fP, \fC [virtual]\fP"
Draw the focus indication 
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\fBParameters\fP
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\fIpainter\fP Painter 
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Definition at line 587 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "\fBQwtPlotAbstractCanvas::FocusIndicator\fP QwtPlotAbstractCanvas::focusIndicator () const"

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\fBReturns\fP
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Focus indicator
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\fBSee also\fP
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\fBFocusIndicator\fP, \fBsetFocusIndicator()\fP 
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Definition at line 578 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "void QwtPlotAbstractCanvas::setBorderRadius (double radius)"
Set the radius for the corners of the border frame
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\fBParameters\fP
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\fIradius\fP Radius of a rounded corner 
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\fBSee also\fP
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\fBborderRadius()\fP 
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Definition at line 604 of file qwt_plot_abstract_canvas\&.cpp\&.
.SS "void QwtPlotAbstractCanvas::setFocusIndicator (\fBFocusIndicator\fP focusIndicator)"
Set the focus indicator
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\fBSee also\fP
.RS 4
\fBFocusIndicator\fP, \fBfocusIndicator()\fP 
.RE
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Definition at line 568 of file qwt_plot_abstract_canvas\&.cpp\&.

.SH "Author"
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Generated automatically by Doxygen for Qwt User's Guide from the source code\&.