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Diffstat (limited to 'share/swig/3.0.12/scilab/scicontainer.swg')
-rw-r--r-- | share/swig/3.0.12/scilab/scicontainer.swg | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/share/swig/3.0.12/scilab/scicontainer.swg b/share/swig/3.0.12/scilab/scicontainer.swg new file mode 100644 index 0000000..2cc44b8 --- /dev/null +++ b/share/swig/3.0.12/scilab/scicontainer.swg @@ -0,0 +1,444 @@ +/* ----------------------------------------------------------------------------- + * scicontainer.swg + * + * Scilab list <-> C++ container wrapper + * + * This wrapper, and its iterator, allows a general use (and reuse) of + * the mapping between C++ and Scilab, thanks to the C++ templates. + * + * Of course, it needs the C++ compiler to support templates, but + * since we will use this wrapper with the STL containers, that should + * be the case. + * ----------------------------------------------------------------------------- */ + +%{ +#include <iostream> +%} + +#if !defined(SWIG_NO_EXPORT_ITERATOR_METHODS) +# if !defined(SWIG_EXPORT_ITERATOR_METHODS) +# define SWIG_EXPORT_ITERATOR_METHODS SWIG_EXPORT_ITERATOR_METHODS +# endif +#endif + + +// #define (SWIG_SCILAB_EXTRA_NATIVE_CONTAINERS) +// if defined: sequences in return are converted from/to Scilab lists or matrices +// if not defined: sequences are passed from/to Scilab as pointers + +%{ +#define SWIG_STD_NOASSIGN_STL +%} + +%include <sciiterators.swg> +%include <scisequence.swg> + +%{ +#include <stdexcept> +%} + +%include <exception.i> +%include <std_except.i> + +%fragment("SciSequence_Cont", "header", + fragment="StdTraits", + fragment="SwigSciIterator_T") +{ +namespace swig +{ + template <class T> + struct SciSequence_Ref + { + SciSequence_Ref(const SwigSciObject& seq, int index) + : _seq(seq), _index(index) + { + if (traits_as_sequence<T>::get(_seq, &piSeqAddr) != SWIG_OK) + { + throw std::invalid_argument("Cannot get sequence data."); + } + } + + operator T () const + { + return traits_asval_sequenceitem<T>::asval(_seq, piSeqAddr, _index); + } + + SciSequence_Ref& operator=(const T& v) + { + // TODO + return *this; + } + + private: + SwigSciObject _seq; + int _index; + void *piSeqAddr; + }; + + + template <class T> + struct SciSequence_ArrowProxy + { + SciSequence_ArrowProxy(const T& x): m_value(x) {} + const T* operator->() const { return &m_value; } + operator const T*() const { return &m_value; } + T m_value; + }; + + template <class T, class Reference > + struct SwigSciSequence_InputIterator + { + typedef SwigSciSequence_InputIterator<T, Reference > self; + + typedef std::random_access_iterator_tag iterator_category; + typedef Reference reference; + typedef T value_type; + typedef T* pointer; + typedef int difference_type; + + SwigSciSequence_InputIterator() + { + } + + SwigSciSequence_InputIterator(const SwigSciObject& seq, int index) + : _seq(seq), _index(index) + { + } + + reference operator*() const + { + return reference(_seq, _index); + } + + SciSequence_ArrowProxy<T> + operator->() const { + return SciSequence_ArrowProxy<T>(operator*()); + } + + bool operator==(const self& ri) const + { + return (_index == ri._index); + } + + bool operator!=(const self& ri) const + { + return !(operator==(ri)); + } + + self& operator ++ () + { + ++_index; + return *this; + } + + self& operator -- () + { + --_index; + return *this; + } + + self& operator += (difference_type n) + { + _index += n; + return *this; + } + + self operator +(difference_type n) const + { + return self(_seq, _index + n); + } + + self& operator -= (difference_type n) + { + _index -= n; + return *this; + } + + self operator -(difference_type n) const + { + return self(_seq, _index - n); + } + + difference_type operator - (const self& ri) const + { + return _index - ri._index; + } + + bool operator < (const self& ri) const + { + return _index < ri._index; + } + + reference + operator[](difference_type n) const + { + return reference(_seq, _index + n); + } + + private: + SwigSciObject _seq; + difference_type _index; + }; + + template <class T> + struct SciSequence_Cont + { + typedef SciSequence_Ref<T> reference; + typedef const SciSequence_Ref<T> const_reference; + typedef T value_type; + typedef T* pointer; + typedef int difference_type; + typedef int size_type; + typedef const pointer const_pointer; + typedef SwigSciSequence_InputIterator<T, reference> iterator; + typedef SwigSciSequence_InputIterator<T, const_reference> const_iterator; + + SciSequence_Cont(const SwigSciObject& seq) : _seq(seq) + { + } + + ~SciSequence_Cont() + { + } + + size_type size() const + { + int iSeqSize; + if (traits_as_sequence<value_type>::size(_seq, &iSeqSize) == SWIG_OK) + { + return iSeqSize; + } + else + { + return SWIG_ERROR; + } + } + + bool empty() const + { + return size() == 0; + } + + iterator begin() + { + return iterator(_seq, 0); + } + + const_iterator begin() const + { + return const_iterator(_seq, 0); + } + + iterator end() + { + return iterator(_seq, size()); + } + + const_iterator end() const + { + return const_iterator(_seq, size()); + } + + reference operator[](difference_type n) + { + return reference(_seq, n); + } + + const_reference operator[](difference_type n) const + { + return const_reference(_seq, n); + } + + private: + SwigSciObject _seq; + }; +} +} + +%define %swig_sequence_iterator(Sequence...) +#if defined(SWIG_EXPORT_ITERATOR_METHODS) + class iterator; + class reverse_iterator; + class const_iterator; + class const_reverse_iterator; + + %typemap(out,noblock=1,fragment="SciSequence_Cont") + iterator, reverse_iterator, const_iterator, const_reverse_iterator { + %set_output(SWIG_NewPointerObj(swig::make_output_iterator(%static_cast($1,const $type &)), + swig::SciSwigIterator::descriptor(),SWIG_POINTER_OWN)); + } + %typemap(out,fragment="SciSequence_Cont") + std::pair<iterator, iterator>, std::pair<const_iterator, const_iterator> { + // TODO: return a Scilab list from the pair (see code for Octave) + } + + %fragment("SciSwigPairBoolOutputIterator", "header", + fragment=SWIG_From_frag(bool), fragment="SciSequence_Cont") {} + + %typemap(out,fragment="SciSwigPairBoolOutputIterator") + std::pair<iterator, bool>, std::pair<const_iterator, bool> { + // TODO: return a Scilab list from the pair (see code for Octave) + } + + %typemap(in,noblock=1,fragment="SciSequence_Cont") + iterator(swig::SciSwigIterator *iter = 0, int res), + reverse_iterator(swig::SciSwigIterator *iter = 0, int res), + const_iterator(swig::SciSwigIterator *iter = 0, int res), + const_reverse_iterator(swig::SciSwigIterator *iter = 0, int res) { + res = SWIG_ConvertPtr((SwigSciObject)$input, %as_voidptrptr(&iter), swig::SciSwigIterator::descriptor(), 0); + if (!SWIG_IsOK(res) || !iter) { + %argument_fail(SWIG_TypeError, "$type", $symname, $argnum); + } else { + swig::SwigSciIterator_T<$type > *iter_t = dynamic_cast<swig::SwigSciIterator_T<$type > *>(iter); + if (iter_t) { + $1 = iter_t->get_current(); + } else { + %argument_fail(SWIG_TypeError, "$type", $symname, $argnum); + } + } + } + + %typecheck(%checkcode(ITERATOR),noblock=1,fragment="SciSequence_Cont") + iterator, reverse_iterator, const_iterator, const_reverse_iterator { + swig::SciSwigIterator *iter = 0; + int res = SWIG_ConvertPtr((SwigSciObject)$input, %as_voidptrptr(&iter), swig::SciSwigIterator::descriptor(), 0); + $1 = (SWIG_IsOK(res) && iter && (dynamic_cast<swig::SwigSciIterator_T<$type > *>(iter) != 0)); + } + + %fragment("SciSequence_Cont"); +#endif //SWIG_EXPORT_ITERATOR_METHODS +%enddef + +// The Scilab container methods + +%define %swig_container_methods(Container...) +%enddef + +%define %swig_sequence_methods_common(Sequence...) + %swig_sequence_iterator(%arg(Sequence)) + %swig_container_methods(%arg(Sequence)) + +%enddef + +%define %swig_sequence_methods(Sequence...) + %swig_sequence_methods_common(%arg(Sequence)) +%enddef + +%define %swig_sequence_methods_val(Sequence...) + %swig_sequence_methods_common(%arg(Sequence)) +%enddef + +// +// Common fragments +// + +%fragment("StdSequenceTraits","header", + fragment="StdTraits", + fragment="SciSequence_Cont", + fragment=SWIG_Traits_SequenceItem_frag(ptr)) +{ +namespace swig { + template <class SciSeq, class Seq> + inline void + assign(const SciSeq& sciSeq, Seq* seq) { +%#ifdef SWIG_STD_NOASSIGN_STL + typedef typename SciSeq::value_type value_type; + typename SciSeq::const_iterator it = sciSeq.begin(); + for (;it != sciSeq.end(); ++it) { + seq->insert(seq->end(),(value_type)(*it)); + } +%#else + seq->assign(sciSeq.begin(), sciSeq.end()); +%#endif + } + + template <class Seq, class T = typename Seq::value_type > + struct traits_asptr_stdseq { + typedef Seq sequence; + typedef T value_type; + + static int asptr(const SwigSciObject& obj, sequence **seq) + { + swig_type_info *typeInfo = swig::type_info<sequence>(); + if (typeInfo) + { + sequence *p; + if (SWIG_ConvertPtr(obj, (void**)&p, typeInfo, 0) == SWIG_OK) + { + if (seq) + *seq = p; + return SWIG_OLDOBJ; + } + } + + if (traits_as_sequence<value_type>::check(obj) == SWIG_OK) + { + try + { + SciSequence_Cont<value_type> sciSeq(obj); + if (seq) + { + *seq = new sequence(); + assign(sciSeq, *seq); + return SWIG_NEWOBJ; + } + else + { + return SWIG_ERROR; + } + } + catch (std::exception& e) + { + SWIG_exception(SWIG_RuntimeError, e.what()); + return SWIG_ERROR; + } + } + else + { + return SWIG_ERROR; + } + } + }; + + template <class Seq, class T = typename Seq::value_type > + struct traits_from_stdseq { + typedef Seq sequence; + typedef T value_type; + typedef typename Seq::size_type size_type; + typedef typename sequence::const_iterator const_iterator; + + static SwigSciObject from(const sequence& seq) + { + %#ifdef SWIG_SCILAB_EXTRA_NATIVE_CONTAINERS + swig_type_info *typeInfo = swig::type_info<sequence>(); + if (typeInfo) + { + return SWIG_NewPointerObj(new sequence(seq), typeInfo, SWIG_POINTER_OWN); + } + %#endif + + try + { + void *data; + size_type size = seq.size(); + if (traits_from_sequence<value_type>::create(size, &data) == SWIG_OK) { + const_iterator it; + int index = 0; + for (it = seq.begin(); it != seq.end(); ++it) + { + traits_from_sequenceitem<value_type>::from(data, index, *it); + index++; + } + return traits_from_sequence<value_type>::set(size, data); + } + return SWIG_OK; + } + catch (std::exception& e) + { + SWIG_exception(SWIG_RuntimeError, e.what()); + return SWIG_ERROR; + } + } + }; +} +} |