imageCoords.hpp

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#ifndef IMAGECOORDS_HPP
#define IMAGECOORDS_HPP
 
#include <cpl.h>
#include <sys/stat.h>
 
#include <algorithm>
#include <cctype>
#undef I
#undef arg
 
#include "ddt/dataAcquisition.hpp"
#include "ddt/dataFile.hpp"
#include "ddt/ddtLogger.hpp"
#include "ddt/imageError.hpp"
#include "ddt/imageIO.hpp"
#include "ddt/imageProc.hpp"
#include "ddt/imageStats.hpp"
 
const double DEG_PER_HOUR = 360.0 / 24.0;
const double DEG_PER_MINUTE = 15.0 / 60.0;
const double DEG_PER_SECOND = 0.25 / 60.0;
 
namespace ddt {

class ImageCoords {
 public:
  ImageCoords(const int image_width, const int image_height,
              const bool rotate_flag, const bool flip_x_flag,
              const bool flip_y_flag);

  virtual ~ImageCoords() = default;

  void set_logger(ddt::DdtLogger* const in_logger);

  bool WorldCoordinatesDegreesFromCanvas(const cpl_wcs* const wcs,
                                         const double x_canvas,
                                         const double y_canvas, double* alpha,
                                         double* delta);

  bool CanvasCoordinatesFromWorldCoordinatesDegrees(const cpl_wcs* const wcs,
                                                    const double alpha,
                                                    const double delta,
                                                    double* const x_canvas,
                                                    double* const y_canvas);

  bool WorldCoordinatesDegreesFromImage(const cpl_wcs* const wcs,
                                        const double x_image,
                                        const double y_image,
                                        double* const alpha,
                                        double* const delta) const;

  bool ImageCoordinatesFromWorldCoordinatesDegrees(const cpl_wcs* const wcs,
                                                   const double alpha,
                                                   const double delta,
                                                   double* const x_image,
                                                   double* const y_image) const;

  const cpl_matrix* WorldCoordinatesCdMatrix(const cpl_wcs* const wcs) const;

  void ConvertCanvasToImage(const double x_canvas, const double y_canvas,
                            double* const x_image, double* const y_image) const;

  void ConvertImageToCanvas(const double x_image, const double y_image,
                            double* const x_canvas,
                            double* const y_canvas) const;

  void set_RotateFlag(const bool rot_flag);

  bool get_RotateFlag() const;

  void set_FlipXFlag(const bool flip_flag);

  bool get_FlipXFlag() const;

  void set_FlipYFlag(const bool flip_flag);

  bool get_FlipYFlag() const;

  int get_ImageWidth() const;

  void set_ImageWidth(const int in_image_width);

  int get_ImageHeight() const;

  void set_ImageHeight(const int in_image_height);

  static std::string RaDegToHMS(double deg);

  static double HMSToRaDeg(const std::string hms);

  static std::string DecDegToDMS(double deg);

  static double DMSToDecDeg(const std::string dms);
 
 protected:
  ddt::DdtLogger* logger;
 
 private:
  int image_width;

  int image_height;

  bool rotate_flag;

  bool flip_x_flag;

  bool flip_y_flag;

  bool IsNotFlippedNotRotated() const;

  bool IsNotFlippedRotated() const;

  bool IsXFlippedNotRotated() const;

  bool IsXFlippedRotated() const;

  bool IsYFlippedNotRotated() const;

  bool IsYFlippedRotated() const;

  bool IsXYFlippedNotRotated() const;

  bool IsXYFlippedRotated() const;

  void Init();
};
 
}  // namespace ddt
 
#endif /* IMAGECOORDS_HPP */