Float.hpp

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// ANNA - Anna is Not Nothingness Anymore                                                         //
//                                                                                                //
// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
//                                                                                                //
// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //


#ifndef anna_dbms_Float_hpp
#define anna_dbms_Float_hpp

#include <anna/core/RuntimeException.hpp>

#include <anna/dbms/Data.hpp>

namespace anna {

namespace dbms {

class Float : public Data {
public:
  explicit Float(const bool isNulleable = false, const char* format = "%f") :
    Data(Type::Float, sizeof(float), isNulleable),
    a_format(format),
    a_value(0.0) {
    Data::setBuffer(&a_value);
  }

  Float(const Float& other) : Data(other), a_value(other.a_value), a_format(other.a_format) {
    Data::setBuffer(&a_value);
  }

  //float getFloatValue () const { return getValue (); }

  float getValue() const { return a_value; }

  const char* getFormat() const { return a_format; }

  Float& operator = (const Float& other) noexcept(false) {
    if(this != &other) {
      setNull(other.isNull());
      a_value = other.a_value;
    }

    return *this;
  }

  Float& operator = (const float value) noexcept(false) {
    a_value = value;
    setNull(false);
    return *this;
  }

  operator float() const { return getValue(); }

  std::string asString() const ;

private:
  float a_value;
  const char* a_format;

  void do_clear() { a_value = 0.0; }
};

}
}

#endif