//# Copyright (C) 1998,1999,2000
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# This library is distributed in the hope that it will be useful, but WITHOUT
//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
//# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//#        Internet email: aips2-request@nrao.edu.
//#        Postal address: AIPS++ Project Office
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#include <imageanalysis/Annotations/AnnVector.h>

using namespace casacore;
namespace casa {

AnnVector::AnnVector(
	const Quantity& xStart,
	const Quantity& yStart,
	const Quantity& xEnd,
	const Quantity& yEnd,
	const String& dirRefFrameString,
	const CoordinateSystem& csys,
	const Quantity& beginFreq,
	const Quantity& endFreq,
	const String& freqRefFrame,
	const String& dopplerString,
	const Quantity& restfreq,
	const Vector<Stokes::StokesTypes>& stokes
) : AnnotationBase(
		VECTOR, dirRefFrameString, csys, beginFreq, endFreq,
		freqRefFrame, dopplerString, restfreq, stokes
	),
	_inputPoints(AnnotationBase::Direction(2)) {
	_init(xStart, yStart, xEnd, yEnd);
}

AnnVector::AnnVector(
	const Quantity& xStart,
	const Quantity& yStart,
	const Quantity& xEnd,
	const Quantity& yEnd,
	const CoordinateSystem& csys,
	const Vector<Stokes::StokesTypes>& stokes
) : AnnotationBase(VECTOR, csys, stokes),
	_inputPoints(AnnotationBase::Direction(2)) {
	_init(xStart, yStart, xEnd, yEnd);
}

AnnVector& AnnVector::operator= (
	const AnnVector& other
) {
    if (this == &other) {
    	return *this;
    }
    AnnotationBase::operator=(other);
    _inputPoints.resize(other._inputPoints.shape());
    _inputPoints = other._inputPoints;
    return *this;
}

void AnnVector::_init(
	const Quantity& xBegin, const Quantity& yBegin,
	const Quantity& xEnd, const Quantity& yEnd
) {
	_inputPoints[0].first = xBegin;
	_inputPoints[0].second = yBegin;
	_inputPoints[1].first = xEnd;
	_inputPoints[1].second = yEnd;
	_checkAndConvertDirections(String(__FUNCTION__), _inputPoints);
}

Vector<MDirection> AnnVector::getEndPoints() const {
	return getConvertedDirections();
}

ostream& AnnVector::print(ostream &os) const {
	os << "vector [["
		<< _printDirection(_inputPoints[0].first, _inputPoints[0].second)
		<< "], ["
		<< _printDirection(_inputPoints[1].first, _inputPoints[1].second)
		<< "]]";
	_printPairs(os);
	return os;
}

}