Sources_For_Linux/Qwt/doc/man/man3/QwtPointArrayData.3

.TH "QwtPointArrayData" 3 "Mon Dec 28 2020" "Version 6.1.6" "Qwt User's Guide" \" -*- nroff -*-
.ad l
.nh
.SH NAME
QwtPointArrayData \- Interface for iterating over two QVector<double> objects\&.  

.SH SYNOPSIS
.br
.PP
.PP
\fC#include <qwt_point_data\&.h>\fP
.PP
Inherits \fBQwtSeriesData< QPointF >\fP\&.
.SS "Public Member Functions"

.in +1c
.ti -1c
.RI "\fBQwtPointArrayData\fP (const QVector< double > &x, const QVector< double > &y)"
.br
.ti -1c
.RI "\fBQwtPointArrayData\fP (const double *x, const double *y, size_t \fBsize\fP)"
.br
.ti -1c
.RI "virtual QRectF \fBboundingRect\fP () const"
.br
.RI "Calculate the bounding rectangle\&. "
.ti -1c
.RI "virtual size_t \fBsize\fP () const"
.br
.ti -1c
.RI "virtual QPointF \fBsample\fP (size_t index) const"
.br
.ti -1c
.RI "const QVector< double > & \fBxData\fP () const"
.br
.ti -1c
.RI "const QVector< double > & \fByData\fP () const"
.br
.in -1c
.SS "Additional Inherited Members"
.SH "Detailed Description"
.PP 
Interface for iterating over two QVector<double> objects\&. 
.SH "Constructor & Destructor Documentation"
.PP 
.SS "QwtPointArrayData::QwtPointArrayData (const QVector< double > & x, const QVector< double > & y)"
Constructor
.PP
\fBParameters\fP
.RS 4
\fIx\fP Array of x values 
.br
\fIy\fP Array of y values
.RE
.PP
\fBSee also\fP
.RS 4
\fBQwtPlotCurve::setData()\fP, \fBQwtPlotCurve::setSamples()\fP 
.RE
.PP

.SS "QwtPointArrayData::QwtPointArrayData (const double * x, const double * y, size_t size)"
Constructor
.PP
\fBParameters\fP
.RS 4
\fIx\fP Array of x values 
.br
\fIy\fP Array of y values 
.br
\fIsize\fP Size of the x and y arrays 
.RE
.PP
\fBSee also\fP
.RS 4
\fBQwtPlotCurve::setData()\fP, \fBQwtPlotCurve::setSamples()\fP 
.RE
.PP

.SH "Member Function Documentation"
.PP 
.SS "QRectF QwtPointArrayData::boundingRect () const\fC [virtual]\fP"

.PP
Calculate the bounding rectangle\&. The bounding rectangle is calculated once by iterating over all points and is stored for all following requests\&.
.PP
\fBReturns\fP
.RS 4
Bounding rectangle 
.RE
.PP

.SS "QPointF QwtPointArrayData::sample (size_t index) const\fC [virtual]\fP"
Return the sample at position i
.PP
\fBParameters\fP
.RS 4
\fIindex\fP Index 
.RE
.PP
\fBReturns\fP
.RS 4
Sample at position i 
.RE
.PP

.PP
Implements \fBQwtSeriesData< QPointF >\fP\&.
.SS "size_t QwtPointArrayData::size () const\fC [virtual]\fP"

.PP
\fBReturns\fP
.RS 4
Size of the data set 
.RE
.PP

.SS "const QVector< double > & QwtPointArrayData::xData () const"

.PP
\fBReturns\fP
.RS 4
Array of the x-values 
.RE
.PP

.SS "const QVector< double > & QwtPointArrayData::yData () const"

.PP
\fBReturns\fP
.RS 4
Array of the y-values 
.RE
.PP


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