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// ChildVector.h: Rcpp R/C++ interface class library -- vector children of lists
//
// Copyright (C) 2014 Dirk Eddelbuettel, Romain Francois and Kevin Ushey
//
// This file is part of Rcpp.
//
// Rcpp is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// Rcpp 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
#ifndef Rcpp__Vector__ChildVector__h
#define Rcpp__Vector__ChildVector__h
namespace Rcpp {
template <typename T>
class ChildVector : public T {
public:
ChildVector(SEXP data_, SEXP parent_, R_xlen_t i_):
T(data_),
parent(parent_),
i(i_) {}
ChildVector(const ChildVector& other):
T(wrap(other)),
parent(other.parent),
i(other.i) {}
inline ChildVector& operator=(const ChildVector& other) {
if (this != &other) {
this->set__(other);
if (parent != NULL && !Rf_isNull(parent)) {
SET_VECTOR_ELT(parent, i, other);
}
}
return *this;
}
inline ChildVector& operator=(const T& other) {
this->set__(other);
if (parent != NULL && !Rf_isNull(parent)) {
SET_VECTOR_ELT(parent, i, other);
}
return *this;
}
template <typename U>
inline ChildVector& operator=(const U& other) {
Shield<SEXP> wrapped( wrap(other) );
T vec = as<T>(wrapped);
this->set__(vec);
if (parent != NULL && !Rf_isNull(parent)) {
SET_VECTOR_ELT(parent, i, vec);
}
return *this;
}
private:
SEXP parent;
R_xlen_t i;
};
} // namespace Rcpp
#endif
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