TXTTableWriter.hpp

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#pragma once
 
#include <Eigen/Core>
#include <fstream>
#include <string>
#include <vector>
#include "logging/Logger.hpp"
 
namespace precice {
namespace io {
 
class TXTTableWriter {
public:
  enum DataType {
    INT,
    DOUBLE,
    VECTOR2D,
    VECTOR3D
  };
 
  explicit TXTTableWriter(const std::string &filename);
 
  void addData(
      const std::string &name,
      DataType           type);
 
  void writeData(
      const std::string &name,
      int                value);
 
  void writeData(
      const std::string &name,
      double             value);
 
  void writeData(
      const std::string &    name,
      const Eigen::Vector2d &value);
 
  void writeData(
      const std::string &    name,
      const Eigen::Vector3d &value);
 
  void close();
 
  void reset();
 
private:
  struct Data {
 
    std::string name;
 
    DataType type;
 
    bool operator==(const Data &data) const
    {
      return name == data.name;
    }
  };
 
  logging::Logger _log{"io::TXTTableWriter"};
 
  std::vector<Data> _data;
 
  std::vector<Data>::const_iterator _writeIterator;
 
  std::ofstream _outputStream;
};
 
} // namespace io
} // namespace precice
//Required in order to print the vector types via the fmt interface
template <>
struct fmt::formatter<precice::io::TXTTableWriter::DataType> : formatter<string_view> {
  // parse is inherited from formatter<string_view>.
 
  auto format(precice::io::TXTTableWriter::DataType c, format_context &ctx) const;
};