variant::variant(const std::string& str)
: type_(TYPE_STRING)
{
string_ = new variant_string;
string_->str = str;
increment_refcount();
}
variant(const variant& v) {
type_ = v.type_;
value_ = v.value_;
if(type_ > VARIANT_TYPE_INT) {
increment_refcount();
}
}
variant::variant(std::map<variant,variant>* map)
: type_(TYPE_MAP)
{
assert(map);
map_ = new variant_map;
map_->elements.swap(*map);
increment_refcount();
}
variant::variant(std::vector<variant>* array)
: type_(TYPE_LIST)
{
assert(array);
list_ = new variant_list;
list_->elements.swap(*array);
increment_refcount();
}
const variant& variant::operator=(const variant& v)
{
if(&v != this) {
release();
memcpy(this, &v, sizeof(v));
increment_refcount();
}
return *this;
}
variant::variant(const game_logic::formula_callable* callable)
: type_(TYPE_CALLABLE), callable_(callable)
{
if(callable == NULL) {
type_ = TYPE_NULL;
return;
}
increment_refcount();
}
variant::variant(game_logic::const_formula_ptr fml, const std::vector<std::string>& args, const game_logic::formula_callable& callable)
: type_(TYPE_FUNCTION)
{
fn_ = new variant_fn;
if(args.empty()) {
fn_->begin_args = fn_->end_args = NULL;
} else {
fn_->begin_args = &args[0];
fn_->end_args = fn_->begin_args + args.size();
}
fn_->fn = fml;
fn_->callable = &callable;
increment_refcount();
}
const variant& variant::operator=(const variant& v)
{
if(&v != this) {
if(type_ > TYPE_INT) {
release();
}
type_ = v.type_;
value_ = v.value_;
if(type_ > TYPE_INT) {
increment_refcount();
}
}
return *this;
}
std::vector<variant>& variant::initialize_list()
{
if(type_ == TYPE_LIST) {
if(list_->refcount == 1) {
list_->elements.clear();
return list_->elements;
}
release();
} else {
release();
type_ = TYPE_LIST;
}
list_ = new variant_list;
increment_refcount();
return list_->elements;
}
variant::variant(const variant& v)
: type_(v.type_)
{
memcpy(this, &v, sizeof(v));
increment_refcount();
}
variant::variant(const game_logic::formula_callable* callable)
: type_(TYPE_CALLABLE), callable_(callable)
{
assert(callable_);
increment_refcount();
}