|
Qwt User's Guide
6.2.0
|
Interface for iterating over an array of vector field samples. More...
#include <qwt_series_data.h>
Public Member Functions | |
| QwtVectorFieldData (const QVector< QwtVectorFieldSample > &=QVector< QwtVectorFieldSample >()) | |
| virtual QRectF | boundingRect () const override |
| Calculate the bounding rectangle. More... | |
Public Member Functions inherited from QwtArraySeriesData< QwtVectorFieldSample > | |
| QwtArraySeriesData () | |
| Constructor. | |
| QwtArraySeriesData (const QVector< QwtVectorFieldSample > &samples) | |
| void | setSamples (const QVector< QwtVectorFieldSample > &samples) |
| const QVector< QwtVectorFieldSample > | samples () const |
| virtual size_t | size () const override |
| virtual QwtVectorFieldSample | sample (size_t index) const override |
Public Member Functions inherited from QwtSeriesData< T > | |
| QwtSeriesData () | |
| Constructor. | |
| virtual | ~QwtSeriesData () |
| Destructor. | |
| virtual void | setRectOfInterest (const QRectF &rect) |
Additional Inherited Members | |
Protected Attributes inherited from QwtArraySeriesData< QwtVectorFieldSample > | |
| QVector< QwtVectorFieldSample > | m_samples |
| Vector of samples. | |
Protected Attributes inherited from QwtSeriesData< T > | |
| QRectF | cachedBoundingRect |
| Can be used to cache a calculated bounding rectangle. | |
Interface for iterating over an array of vector field samples.
Definition at line 249 of file qwt_series_data.h.
| QwtVectorFieldData::QwtVectorFieldData | ( | const QVector< QwtVectorFieldSample > & | samples = QVector< QwtVectorFieldSample >( ) | ) |
|
overridevirtual |
Calculate the bounding rectangle.
The bounding rectangle is calculated once by iterating over all points and is stored for all following requests.
Implements QwtSeriesData< T >.
Definition at line 341 of file qwt_series_data.cpp.