String JSON::_print_var(const Variant& p_var) {
switch(p_var.get_type()) {
case Variant::NIL: return "null";
case Variant::BOOL: return p_var.operator bool() ? "true": "false";
case Variant::INT: return itos(p_var);
case Variant::REAL: return rtos(p_var);
case Variant::INT_ARRAY:
case Variant::REAL_ARRAY:
case Variant::STRING_ARRAY:
case Variant::ARRAY: {
String s = "[";
Array a = p_var;
for(int i=0;i<a.size();i++) {
if (i>0)
s+=", ";
s+=_print_var(a[i]);
}
s+="]";
return s;
};
case Variant::DICTIONARY: {
String s = "{";
Dictionary d = p_var;
List<Variant> keys;
d.get_key_list(&keys);
for (List<Variant>::Element *E=keys.front();E;E=E->next()) {
if (E!=keys.front())
s+=", ";
s+=_print_var(String(E->get()));
s+=":";
s+=_print_var(d[E->get()]);
}
s+="}";
return s;
};
default: return "\""+String(p_var).c_escape()+"\"";
}
}
String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys) {
String colon = ":";
String end_statement = "";
if (!p_indent.empty()) {
colon += " ";
end_statement += "\n";
}
switch (p_var.get_type()) {
case Variant::NIL: return "null";
case Variant::BOOL: return p_var.operator bool() ? "true" : "false";
case Variant::INT: return itos(p_var);
case Variant::REAL: return rtos(p_var);
case Variant::POOL_INT_ARRAY:
case Variant::POOL_REAL_ARRAY:
case Variant::POOL_STRING_ARRAY:
case Variant::ARRAY: {
String s = "[";
s += end_statement;
Array a = p_var;
for (int i = 0; i < a.size(); i++) {
if (i > 0) {
s += ",";
s += end_statement;
}
s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(a[i], p_indent, p_cur_indent + 1, p_sort_keys);
}
s += end_statement + _make_indent(p_indent, p_cur_indent) + "]";
return s;
};
case Variant::DICTIONARY: {
String s = "{";
s += end_statement;
Dictionary d = p_var;
List<Variant> keys;
d.get_key_list(&keys);
if (p_sort_keys)
keys.sort();
for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
if (E != keys.front()) {
s += ",";
s += end_statement;
}
s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(String(E->get()), p_indent, p_cur_indent + 1, p_sort_keys);
s += colon;
s += _print_var(d[E->get()], p_indent, p_cur_indent + 1, p_sort_keys);
}
s += end_statement + _make_indent(p_indent, p_cur_indent) + "}";
return s;
};
default: return "\"" + String(p_var).json_escape() + "\"";
}
}
String JSON::print(const Variant &p_var, const String &p_indent, bool p_sort_keys) {
return _print_var(p_var, p_indent, 0, p_sort_keys);
}
String JSON::print(const Dictionary& p_dict) {
return _print_var(p_dict);
}
