nav_grid_info.h

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#ifndef NAV_GRID_NAV_GRID_INFO_H
#define NAV_GRID_NAV_GRID_INFO_H

#include <string>

namespace nav_grid
{
struct NavGridInfo
{
public:
  /* All data is publically accessible */
  unsigned int width = 0;
  unsigned int height = 0;
  double resolution = 1.0;
  std::string frame_id = "map";
  double origin_x = 0.0;  
  double origin_y = 0.0;

  bool operator == (const NavGridInfo& info) const
  {
    return width == info.width && height == info.height && resolution == info.resolution &&
           origin_x == info.origin_x && origin_y == info.origin_y && frame_id == info.frame_id;
  }

  bool operator != (const NavGridInfo& info) const
  {
    return !operator==(info);
  }

  std::string toString() const
  {
    return std::to_string(width) + "x" + std::to_string(height) + " (" + std::to_string(resolution) + "res) " +
      frame_id + " " + std::to_string(origin_x) + " " + std::to_string(origin_y);
  }
};

inline std::ostream& operator<<(std::ostream& stream, const NavGridInfo& info)
{
  stream << info.toString();
  return stream;
}

}  // namespace nav_grid

#endif  // NAV_GRID_NAV_GRID_INFO_H