Statistics.h

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#ifndef Statistics_h
#define Statistics_h

#include <QObject>

#include <H5Cpp.h>
#include <hdf5_hl.h>
#include <hdf5.h>

#include "Constants.h"
#include "SpecialPixel.h"
#include "XmlStackedHandler.h"

class QDataStream;
class QUuid;
class QXmlStreamWriter;

namespace Isis {
  class Project;// ??? does xml stuff need project???
  class XmlStackedHandlerReader;
  class Statistics : public QObject {
    Q_OBJECT
    public:
      Statistics(QObject *parent = 0);
      Statistics(Project *project, XmlStackedHandlerReader *xmlReader, QObject *parent = 0);   
      // TODO: does xml read/write stuff need Project input???
      Statistics(const Statistics &other);
      virtual ~Statistics();
      Statistics &operator=(const Statistics &other);

      void Reset();

      void AddData(const double *data, const unsigned int count);
      void AddData(const double data);

      void RemoveData(const double *data, const unsigned int count);
      void RemoveData(const double data);

      void SetValidRange(const double minimum = Isis::ValidMinimum,
                         const double maximum = Isis::ValidMaximum);

      double ValidMinimum() const;
      double ValidMaximum() const;
      bool InRange(const double value);
      bool AboveRange(const double value);
      bool BelowRange(const double value);

      double Average() const;
      double StandardDeviation() const;
      double Variance() const;
      double Sum() const;
      double SumSquare() const;
      double Rms() const;

      double Minimum() const;
      double Maximum() const;
      double ChebyshevMinimum(const double percent = 99.5) const;
      double ChebyshevMaximum(const double percent = 99.5) const;
      double BestMinimum(const double percent = 99.5) const;
      double BestMaximum(const double percent = 99.5) const;
      double ZScore(const double value) const;

      BigInt TotalPixels() const;
      BigInt ValidPixels() const;
      BigInt OverRangePixels() const;
      BigInt UnderRangePixels() const;
      BigInt NullPixels() const;
      BigInt LisPixels() const;
      BigInt LrsPixels() const;
      BigInt HisPixels() const;
      BigInt HrsPixels() const;
      BigInt OutOfRangePixels() const;
      bool RemovedData() const;

      void save(QXmlStreamWriter &stream, const Project *project) const;
      // TODO: does xml stuff need project???
    
      QDataStream &write(QDataStream &stream) const;
      QDataStream &read(QDataStream &stream);

      static H5::CompType compoundH5DataType();

    private:
      class XmlHandler : public XmlStackedHandler {
        public:
          XmlHandler(Statistics *statistics, Project *project);
          // TODO: does xml stuff need project???
          ~XmlHandler();
   
          virtual bool startElement(const QString &namespaceURI, const QString &localName,
                                    const QString &qName, const QXmlAttributes &atts);
          virtual bool characters(const QString &ch);
          virtual bool endElement(const QString &namespaceURI, const QString &localName,
                                    const QString &qName);
   
        private:
          Q_DISABLE_COPY(XmlHandler);
   
          Statistics *m_xmlHandlerStatistics;
          Project *m_xmlHandlerProject;
          // TODO: does xml stuff need project???
          QString m_xmlHandlerCharacters;
      };

//      QUuid *m_id; /**< A unique ID for this object (useful for others to reference
//                        this object when saving to disk).*/
      double m_sum;              
      double m_sumsum;           
      double m_minimum;          
      double m_maximum;          
      double m_validMinimum;     
      double m_validMaximum;     
      BigInt m_totalPixels;      
      BigInt m_validPixels;      
      BigInt m_nullPixels;       
      BigInt m_lrsPixels;        
      BigInt m_lisPixels;        
      BigInt m_hrsPixels;        
      BigInt m_hisPixels;        
      BigInt m_underRangePixels; 
      BigInt m_overRangePixels;  
      bool   m_removedData;      
  };

  // operators to read/write Statistics to/from binary data
  QDataStream &operator<<(QDataStream &stream, const Statistics &statistics);
  QDataStream &operator>>(QDataStream &stream, Statistics &statistics);

} // end namespace isis

#endif