/*
 * (C) Copyright 1996-2017 ECMWF.
 * 
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. 
 * In applying this licence, ECMWF does not waive the privileges and immunities 
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */

#include <math.h>

#include "eckit/types/Double.h"
#include "eckit/persist/DumpLoad.h"
#include "eckit/utils/Translator.h"

//-----------------------------------------------------------------------------

namespace eckit {

//-----------------------------------------------------------------------------

Double::Double(double d):
	value_(d)
{
}

Double::Double(const std::string& s):
	value_(Translator<std::string,double>()(s))
{
	
}

void Double::dump(DumpLoad& a) const
{
	a.dump(value_);
}

void Double::load(DumpLoad& a)
{
	a.load(value_);
}

double Double::round() const
{
	double precision = 1000.0;
	// Warning gcc needs two lines
	double x = floor(precision * value_ + 0.5) / precision;
	return x;
}

void Double::print(std::ostream& s) const
{
	s << round();
}

Double::operator std::string() const
{
    std::ostringstream os;
    os << *this;
    return os.str();
}

//-----------------------------------------------------------------------------

} // namespace eckit

