Pixel.h

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#ifndef Pixel_h
#define Pixel_h

#include "SpecialPixel.h"

namespace Isis {
  class Pixel {
    public:
      Pixel();
      Pixel(int sample, int line, int band, double DN); 
      Pixel(const Pixel& pixel); 
      virtual ~Pixel();

      Pixel &operator=(const Pixel& other); 

      int line() const;
      int sample() const;
      int band() const;
      double DN() const;

      static unsigned char To8Bit(const double d);
      unsigned char To8Bit();
      static short int To16Bit(const double d);
      short int To16Bit();
      static short unsigned int To16UBit(const double d);
      short unsigned int To16Ubit();
      static float To32Bit(const double d);
      float To32Bit();

      static double ToDouble(const unsigned char t);
      static double ToDouble(const short int t);
      static double ToDouble(const short unsigned int t);
      static double ToDouble(const float t);
      double ToDouble(); 

      static float ToFloat(const unsigned char d);
      static float ToFloat(const short int d);
      static float ToFloat(const short unsigned int d);
      static float ToFloat(const double d);
      float ToFloat();

      static std::string ToString(double d);
      std::string ToString(); 

      static inline bool IsSpecial(const double d) {
        return(d < VALID_MIN8);
      }

      bool IsSpecial() {
        return IsSpecial(m_DN); 
      }

      static inline bool IsSpecial(const float f) {
        return(f < VALID_MIN4);
      }

      static inline bool IsValid(const double d) {
        return(d >= VALID_MIN8);
      }

      bool IsValid() {
        return IsValid(m_DN); 
      }

      static inline bool IsNull(const double d) {
        return(d == NULL8);
      }
   
      bool IsNull() {
        return IsNull(m_DN); 
      }

      static inline bool IsHigh(const double d) {
        return(d == HIGH_REPR_SAT8) || (d == HIGH_INSTR_SAT8);
      }

      bool IsHigh() {
        return IsHigh(m_DN); 
      }

      static inline bool IsLow(const double d) {
        return(d == LOW_REPR_SAT8) || (d == LOW_INSTR_SAT8);
      }

      bool IsLow() {
        return IsLow(m_DN); 
      }

      static inline bool IsHrs(const double d) {
        return(d == HIGH_REPR_SAT8);
      }

      bool IsHrs() {
        return IsHrs(m_DN); 
      }

      static inline bool IsHis(const double d) {
        return(d == HIGH_INSTR_SAT8);
      }

      bool IsHis() {
        return IsHis(m_DN); 
      }

      static inline bool IsLis(const double d) {
        return(d == LOW_INSTR_SAT8);
      }

      bool IsLis() {
        return IsLis(m_DN); 
      }

      static inline bool IsLrs(const double d) {
        return(d == LOW_REPR_SAT8);
      }

      bool IsLrs() {
        return IsLrs(m_DN); 
      }

  private:
    int m_line;

    int m_sample;

    int m_band;

    double m_DN; 

  }; // end of pixel class
}
#endif