//////////////////////////////////////////////////////////////////////
// Basic operations
self_ptr transform(const transformation& t) const {
self_ptr new_paths(new self());
new_paths->reserve(size());
for (typename base::const_iterator i = begin(); i != end(); ++i)
new_paths->push_back((*i)->transform(t));
return new_paths;
}
T area() const {
T a = 0;
for (typename base::const_iterator i = begin(); i != end(); ++i)
a += (*i)->area();
return a;
}
void transform_in_place(const transformation& t) {
for (typename base::iterator i = begin(); i != end(); ++i)
(*i)->transform_in_place(t);
}