* Wrapper template for making GiNaC classes out of STL containers. */
/*
- * GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2007 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
/** Helper template for encapsulating the reserve() mechanics of STL containers. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
class container_storage {
protected:
typedef C<ex> STLT;
};
/** Wrapper template for making GiNaC classes out of STL containers. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
class container : public basic, public container_storage<C> {
GINAC_DECLARE_REGISTERED_CLASS(container, basic)
+protected:
typedef typename container_storage<C>::STLT STLT;
public:
protected:
// helpers
- static unsigned get_tinfo() { return TINFO_fail; }
+ static tinfo_t get_tinfo() { return NULL; }
static unsigned get_default_flags() { return 0; }
static char get_open_delim() { return '('; }
static char get_close_delim() { return ')'; }
return *this;
}
+ ex real_part() const
+ {
+ STLT cont;
+ reserve(cont, nops());
+ const_iterator b = begin();
+ const_iterator e = end();
+ for(const_iterator i=b; i!=e; ++i)
+ cont.push_back(i->real_part());
+ return thiscontainer(cont);
+ }
+
+ ex imag_part() const
+ {
+ STLT cont;
+ reserve(cont, nops());
+ const_iterator b = begin();
+ const_iterator e = end();
+ for(const_iterator i=b; i!=e; ++i)
+ cont.push_back(i->imag_part());
+ return thiscontainer(cont);
+ }
+
bool is_equal_same_type(const basic & other) const;
// new virtual functions which can be overridden by derived classes
};
/** Default constructor */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C>::container() : inherited(get_tinfo())
{
setflag(get_default_flags());
}
/** Construct object from archive_node. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C>::container(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst)
{
setflag(get_default_flags());
- for (unsigned int i=0; true; i++) {
+ archive_node::archive_node_cit first = n.find_first("seq");
+ archive_node::archive_node_cit last = n.find_last("seq");
+ ++last;
+ reserve(this->seq, last - first);
+ for (archive_node::archive_node_cit i=first; i<last; ++i) {
ex e;
- if (n.find_ex("seq", e, sym_lst, i))
- this->seq.push_back(e);
- else
- break;
+ n.find_ex_by_loc(i, e, sym_lst);
+ this->seq.push_back(e);
}
}
/** Unarchive the object. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
ex container<C>::unarchive(const archive_node &n, lst &sym_lst)
{
return (new container(n, sym_lst))->setflag(status_flags::dynallocated);
}
/** Archive the object. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::archive(archive_node &n) const
{
inherited::archive(n);
}
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::do_print(const print_context & c, unsigned level) const
{
// always print brackets around seq, ignore upper_precedence
printseq(c, get_open_delim(), ',', get_close_delim(), precedence(), precedence()+1);
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::do_print_tree(const print_tree & c, unsigned level) const
{
c.s << std::string(level, ' ') << class_name() << " @" << this
c.s << std::string(level + c.delta_indent,' ') << "=====" << std::endl;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::do_print_python(const print_python & c, unsigned level) const
{
printseq(c, '[', ',', ']', precedence(), precedence()+1);
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::do_print_python_repr(const print_python_repr & c, unsigned level) const
{
c.s << class_name();
printseq(c, '(', ',', ')', precedence(), precedence()+1);
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
ex container<C>::op(size_t i) const
{
GINAC_ASSERT(i < nops());
return *it;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
ex & container<C>::let_op(size_t i)
{
GINAC_ASSERT(i < nops());
return *it;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
ex container<C>::eval(int level) const
{
if (level == 1)
return thiscontainer(evalchildren(level));
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
ex container<C>::subs(const exmap & m, unsigned options) const
{
std::auto_ptr<STLT> vp = subschildren(m, options);
}
/** Compare two containers of the same type. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
int container<C>::compare_same_type(const basic & other) const
{
GINAC_ASSERT(is_a<container>(other));
return (it1 == it1end) ? (it2 == it2end ? 0 : -1) : 1;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
bool container<C>::is_equal_same_type(const basic & other) const
{
GINAC_ASSERT(is_a<container>(other));
}
/** Add element at front. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::prepend(const ex & b)
{
ensure_if_modifiable();
}
/** Add element at back. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::append(const ex & b)
{
ensure_if_modifiable();
}
/** Remove first element. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::remove_first()
{
ensure_if_modifiable();
}
/** Remove last element. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::remove_last()
{
ensure_if_modifiable();
}
/** Remove all elements. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::remove_all()
{
ensure_if_modifiable();
}
/** Sort elements. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::sort()
{
ensure_if_modifiable();
}
/** Remove adjacent duplicate elements. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
container<C> & container<C>::unique()
{
ensure_if_modifiable();
}
/** Print sequence of contained elements. */
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
void container<C>::printseq(const print_context & c, char openbracket, char delim,
char closebracket, unsigned this_precedence,
unsigned upper_precedence) const
c.s << closebracket;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
typename container<C>::STLT container<C>::evalchildren(int level) const
{
if (level == 1)
return s;
}
-template <template <class> class C>
+template <template <class T, class = std::allocator<T> > class C>
std::auto_ptr<typename container<C>::STLT> container<C>::subschildren(const exmap & m, unsigned options) const
{
// returns a NULL pointer if nothing had to be substituted