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filters/downsamplefilter/downsamplefilter.h

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00001 
00026 #ifndef DOWNSAMPLEFILTER_H
00027 #define DOWNSAMPLEFILTER_H
00028 
00029 #include <QList>
00030 #include <QObject>
00031 #include "datatypes/orientationdata.h"
00032 #include "filter.h"
00033 
00041 class DownsampleFilter : public QObject, public Filter<TimedXyzData, DownsampleFilter, TimedXyzData>
00042 {
00043     Q_OBJECT
00044     Q_DISABLE_COPY(DownsampleFilter)
00045     Q_PROPERTY(unsigned int bufferSize READ bufferSize WRITE setBufferSize)
00046     Q_PROPERTY(int timeout READ timeout WRITE setTimeout)
00047 
00048 public:
00049 
00055     static FilterBase* factoryMethod() { return new DownsampleFilter; }
00056 
00062     unsigned int bufferSize() const;
00063 
00069     void setBufferSize(unsigned int size);
00070 
00076     int timeout() const;
00077 
00084     void setTimeout(int ms);
00085 
00086 protected:
00090     DownsampleFilter();
00091 
00092 private:
00096     void filter(unsigned, const TimedXyzData*);
00097 
00099     typedef QList<TimedXyzData> TimedXyzDownsampleBuffer;
00100 
00101     unsigned int bufferSize_; 
00102     long timeout_;   
00103     TimedXyzDownsampleBuffer buffer_; 
00104 };
00105 
00106 #endif // DOWNSAMPLEFILTER_H

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