QwtPolygonFData Class Reference
Data class containing a single QwtArray<QwtDoublePoint> object. More...
#include <qwt_data.h>
Inheritance diagram for QwtPolygonFData:
Public Member Functions | |
QwtPolygonFData (const QPolygonF &) | |
QwtPolygonFData & | operator= (const QwtPolygonFData &) |
virtual QwtData * | copy () const |
virtual size_t | size () const |
virtual double | x (size_t i) const |
virtual double | y (size_t i) const |
const QPolygonF & | data () const |
Detailed Description
Data class containing a single QwtArray<QwtDoublePoint> object.
Constructor & Destructor Documentation
QwtPolygonFData::QwtPolygonFData | ( | const QPolygonF & | polygon | ) |
Member Function Documentation
QwtData * QwtPolygonFData::copy | ( | ) | const [virtual] |
- Returns:
- Pointer to a copy (virtual copy constructor)
Implements QwtData.
const QPolygonF & QwtPolygonFData::data | ( | ) | const |
- Returns:
- Point array
QwtPolygonFData & QwtPolygonFData::operator= | ( | const QwtPolygonFData & | data | ) |
Assignment.
Reimplemented from QwtData.
size_t QwtPolygonFData::size | ( | ) | const [virtual] |
- Returns:
- Size of the data set
Implements QwtData.
double QwtPolygonFData::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.
double QwtPolygonFData::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.
Generated on Wed Sep 2 18:37:27 2009 for Qwt User's Guide by 1.6.1