options.h

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//=================================================================================================
// Copyright (c) 2012, Johannes Meyer, TU Darmstadt
// All rights reserved.

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// modification, are permitted provided that the following conditions are met:
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//       TU Darmstadt, nor the names of its contributors may be used to
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#ifndef ROSMATLAB_OPTIONS_H
#define ROSMATLAB_OPTIONS_H

#include <matrix.h>
#include <string>
#include <map>

namespace rosmatlab {
class Options {
public:

  static bool isString(const mxArray *value);
  static std::string getString(const mxArray *value);

  static bool isDoubleScalar(const mxArray *value);
  static double getDoubleScalar(const mxArray *value);

  static bool isLogicalScalar(const mxArray *value);
  static bool getLogicalScalar(const mxArray *value);

public:
  Options(int nrhs, const mxArray *prhs[]);
  virtual ~Options();

  bool hasKey(const std::string& key) const;

  const std::string& getString(const std::string& key, const std::string& default_value = std::string());
  double getDouble(const std::string& key, double default_value = 0);
  bool getBool(const std::string& key, bool default_value = false);

  void warnUnused();

private:
  std::map<std::string,std::string> strings_;
  std::map<std::string,double> doubles_;
  std::map<std::string,bool> logicals_;

  std::map<std::string,bool> used_;
};

} // namespace rosmatlab

#endif // ROSMATLAB_OPTIONS_H