.TH "QwtCPointerValueData< T >" 3 "Sun Jul 18 2021" "Version 6.2.0" "Qwt User's Guide" \" -*- nroff -*- .ad l .nh .SH NAME QwtCPointerValueData< T > \- Data class containing a pointer to memory of y coordinates\&. .SH SYNOPSIS .br .PP .PP \fC#include \fP .PP Inherits \fBQwtPointSeriesData\fP\&. .SS "Public Member Functions" .in +1c .ti -1c .RI "\fBQwtCPointerValueData\fP (const T *y, size_t \fBsize\fP)" .br .ti -1c .RI "virtual size_t \fBsize\fP () const override" .br .ti -1c .RI "virtual QPointF \fBsample\fP (size_t index) const override" .br .ti -1c .RI "const T * \fByData\fP () const" .br .in -1c .SS "Additional Inherited Members" .SH "Detailed Description" .PP .SS "template .br class QwtCPointerValueData< T >" Data class containing a pointer to memory of y coordinates\&. The memory contains the y coordinates, while the index is interpreted as x coordinate\&. .PP Definition at line 89 of file qwt_point_data\&.h\&. .SH "Constructor & Destructor Documentation" .PP .SS "template \fBQwtCPointerValueData\fP< T >::\fBQwtCPointerValueData\fP (const T * y, size_t size)" Constructor .PP \fBParameters\fP .RS 4 \fIy\fP Array of y values .br \fIsize\fP Size of the x and y arrays .RE .PP \fBWarning\fP .RS 4 The programmer must assure that the memory blocks referenced by the pointers remain valid during the lifetime of the \fBQwtCPointerValueData\fP object\&. .RE .PP \fBSee also\fP .RS 4 \fBQwtPlotCurve::setData()\fP, \fBQwtPlotCurve::setRawSamples()\fP .RE .PP .PP Definition at line 380 of file qwt_point_data\&.h\&. .SH "Member Function Documentation" .PP .SS "template QPointF \fBQwtCPointerValueData\fP< T >::sample (size_t index) const\fC [override]\fP, \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 Reimplemented from \fBQwtArraySeriesData< QPointF >\fP\&. .PP Definition at line 400 of file qwt_point_data\&.h\&. .SS "template size_t \fBQwtCPointerValueData\fP< T >::size\fC [override]\fP, \fC [virtual]\fP" .PP \fBReturns\fP .RS 4 Size of the data set .RE .PP .PP Reimplemented from \fBQwtArraySeriesData< QPointF >\fP\&. .PP Definition at line 388 of file qwt_point_data\&.h\&. .SS "template const T * \fBQwtCPointerValueData\fP< T >::yData" .PP \fBReturns\fP .RS 4 Array of the y-values .RE .PP .PP Definition at line 407 of file qwt_point_data\&.h\&. .SH "Author" .PP Generated automatically by Doxygen for Qwt User's Guide from the source code\&.