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QwtArrayData

NAME

QwtArrayData -

SYNOPSIS

Inherits QwtData.

Detailed Description

Data class containing two QwtArray<double> objects.

Definition at line 119 of file qwt_data.h.

Public Member Functions

QwtArrayData (const QwtArray< double > &x, const QwtArray< double > &y)

QwtArrayData (const double *x, const double *y, size_t size)

QwtArrayData & operator= (const QwtArrayData &)

virtual QwtData * copy () const

virtual size_t size () const

virtual double x (size_t i) const

virtual double y (size_t i) const

const QwtArray< double > & xData () const

const QwtArray< double > & yData () const

virtual QwtDoubleRect boundingRect () const

Constructor & Destructor Documentation

QwtArrayData::QwtArrayData (const QwtArray< double > & x, const QwtArray< double > & y)

Constructor

Parameters:

x Array of x values
y Array of y values

See also:

QwtPlotCurve::setData

Definition at line 141 of file qwt_data.cpp.

Referenced by copy().

QwtArrayData::QwtArrayData (const double * x, const double * y, size_t size)

Constructor

Parameters:

x Array of x values
y Array of y values
size Size of the x and y arrays

See also:

QwtPlotCurve::setData

Definition at line 156 of file qwt_data.cpp.

Member Function Documentation

QwtDoubleRect QwtArrayData::boundingRect () const [virtual]

Returns the bounding rectangle of the data. If there is no bounding rect, like for empty data the rectangle is invalid: QwtDoubleRect::isValid() == false

Reimplemented from QwtData.

Definition at line 237 of file qwt_data.cpp.

References size().

QwtData * QwtArrayData::copy () const [virtual]

Returns:

Pointer to a copy (virtual copy constructor)

Implements QwtData.

Definition at line 227 of file qwt_data.cpp.

References QwtArrayData().

QwtArrayData & QwtArrayData::operator= (const QwtArrayData &)

Assignment.

Definition at line 174 of file qwt_data.cpp.

References d_x, and d_y.

size_t QwtArrayData::size () const [virtual]

Returns:

Size of the data set

Implements QwtData.

Definition at line 185 of file qwt_data.cpp.

Referenced by boundingRect().

double QwtArrayData::x (size_t i) const [virtual]

Return the x value of data point i

Parameters:

i Index

Returns:

x X value of data point i

Implements QwtData.

Definition at line 196 of file qwt_data.cpp.

const QwtArray< double > & QwtArrayData::xData () const

Returns:

Array of the x-values

Definition at line 213 of file qwt_data.cpp.

double QwtArrayData::y (size_t i) const [virtual]

Return the y value of data point i

Parameters:

i Index

Returns:

y Y value of data point i

Implements QwtData.

Definition at line 207 of file qwt_data.cpp.

const QwtArray< double > & QwtArrayData::yData () const

Returns:

Array of the y-values

Definition at line 219 of file qwt_data.cpp.

Author

Generated automatically by Doxygen for Qwt User's Guide from the source code.