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/*
std::array
*/
%fragment("StdArrayTraits","header",fragment="StdSequenceTraits")
%{
namespace swig {
template <class T, size_t N>
struct traits_asptr<std::array<T, N> > {
static int asptr(PyObject *obj, std::array<T, N> **vec) {
return traits_asptr_stdseq<std::array<T, N> >::asptr(obj, vec);
}
};
template <class T, size_t N>
struct traits_from<std::array<T, N> > {
static PyObject *from(const std::array<T, N>& vec) {
return traits_from_stdseq<std::array<T, N> >::from(vec);
}
};
template <class T, size_t N>
struct IteratorProtocol<std::array<T, N>, T> {
static void assign(PyObject *obj, std::array<T, N> *seq) {
SwigVar_PyObject iter = PyObject_GetIter(obj);
if (iter) {
SwigVar_PyObject item = PyIter_Next(iter);
size_t count = 0;
typename std::array<T, N>::iterator array_iter = seq->begin();
while (item && (count < N)) {
++count;
*array_iter++ = swig::as<T>(item);
item = PyIter_Next(iter);
}
if (count != N || item)
throw std::invalid_argument("std::array size does not match source container size");
}
}
static bool check(PyObject *obj) {
int ret = false;
SwigVar_PyObject iter = PyObject_GetIter(obj);
if (iter) {
SwigVar_PyObject item = PyIter_Next(iter);
size_t count = 0;
ret = true;
while (item && (count < N)) {
++count;
ret = swig::check<T>(item);
item = ret ? PyIter_Next(iter) : 0;
}
if (count != N || item)
ret = false;
}
return ret;
}
};
template <class T, size_t N>
inline void
erase(std::array<T, N>* SWIGUNUSEDPARM(seq), const typename std::array<T, N>::iterator& SWIGUNUSEDPARM(position)) {
throw std::invalid_argument("std::array object does not support item deletion");
}
// Only limited slicing is supported as std::array is fixed in size
template <class T, size_t N, class Difference>
inline std::array<T, N>*
getslice(const std::array<T, N>* self, Difference i, Difference j, Py_ssize_t step) {
typedef std::array<T, N> Sequence;
typename Sequence::size_type size = self->size();
Difference ii = 0;
Difference jj = 0;
swig::slice_adjust(i, j, step, size, ii, jj);
if (step == 1 && ii == 0 && static_cast<typename Sequence::size_type>(jj) == size) {
Sequence *sequence = new Sequence();
std::copy(self->begin(), self->end(), sequence->begin());
return sequence;
} else if (step == -1 && static_cast<typename Sequence::size_type>(ii) == (size - 1) && jj == -1) {
Sequence *sequence = new Sequence();
std::copy(self->rbegin(), self->rend(), sequence->begin());
return sequence;
} else {
throw std::invalid_argument("std::array object only supports getting a slice that is the size of the array");
}
}
template <class T, size_t N, class Difference, class InputSeq>
inline void
setslice(std::array<T, N>* self, Difference i, Difference j, Py_ssize_t step, const InputSeq& is = InputSeq()) {
typedef std::array<T, N> Sequence;
typename Sequence::size_type size = self->size();
Difference ii = 0;
Difference jj = 0;
swig::slice_adjust(i, j, step, size, ii, jj, true);
if (step == 1 && ii == 0 && static_cast<typename Sequence::size_type>(jj) == size) {
std::copy(is.begin(), is.end(), self->begin());
} else if (step == -1 && static_cast<typename Sequence::size_type>(ii) == (size - 1) && jj == -1) {
std::copy(is.rbegin(), is.rend(), self->begin());
} else {
throw std::invalid_argument("std::array object only supports setting a slice that is the size of the array");
}
}
template <class T, size_t N, class Difference>
inline void
delslice(std::array<T, N>* SWIGUNUSEDPARM(self), Difference SWIGUNUSEDPARM(i), Difference SWIGUNUSEDPARM(j), Py_ssize_t SWIGUNUSEDPARM(step)) {
throw std::invalid_argument("std::array object does not support item deletion");
}
}
%}
#define %swig_array_methods(Type...) %swig_sequence_methods_non_resizable(Type)
#define %swig_array_methods_val(Type...) %swig_sequence_methods_non_resizable_val(Type);
%include <std/std_array.i>
|
