#ifndef WSP_NAVIGATE_H
#define WSP_NAVIGATE_H

struct wsp_navigate_s {
  unsigned long grid_width;
  unsigned long grid_height;
  unsigned long source;
  unsigned long destination;
  long increment;
  long increment_bottom_left;
  long increment_bottom_right;
  long increment_top_center;
  long increment_top_left;
  long increment_top_right;
  char increment_x;
  char increment_y;
  unsigned long source_x;
  unsigned long source_y;
  unsigned long destination_x;
  unsigned long destination_y;
  unsigned long repetitions_count;
};

void wsp_navigate_initialize_bounds(const unsigned long width,
                                    const unsigned long height,
                                    struct wsp_navigate_s *s);

void wsp_navigate_initialize_points(const unsigned long source,
                                    const unsigned long destination,
                                    struct wsp_navigate_s *s);

void wsp_navigate_increment(struct wsp_navigate_s *s);

#endif