| QGIS API Documentation
    3.20.0-Odense (decaadbb31)
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#include "qgis_core.h"#include <QVector>#include <QReadWriteLock>#include "qgscoordinatetransform.h"#include "qgsunittypes.h"#include "qgsellipsoidutils.h"

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| Classes | |
| class | QgsDistanceArea | 
| A general purpose distance and area calculator, capable of performing ellipsoid based calculations.  More... | |