25#ifndef HEADINGFILTER_H 
   26#define HEADINGFILTER_H 
   31#include <ContextProvider> 
   33using ContextProvider::Property;
 
   35class HeadingFilter : 
public QObject, 
public Filter<CompassData, HeadingFilter, CompassData>
 
   44    Property* headingProperty;
 
Datatype for compass measurements.
HeadingFilter(Property *headingProperty)
Datatypes for different filters.