Exemple #1
0
    static void
    setstate (layer& l, boost::python::tuple state)
    {
        using namespace boost::python;
        if (len(state) != 9)
        {
            PyErr_SetObject(PyExc_ValueError,
                            ("expected 9-item tuple in call to __setstate__; got %s"
                             % state).ptr()
                );
            throw_error_already_set();
        }

        l.set_clear_label_cache(extract<bool>(state[0]));

        l.set_min_zoom(extract<double>(state[1]));

        l.set_max_zoom(extract<double>(state[2]));

        l.set_queryable(extract<bool>(state[3]));

        mapnik::parameters params = extract<parameters>(state[4]);
        l.set_datasource(datasource_cache::instance().create(params));

        boost::python::list s = extract<boost::python::list>(state[5]);
        for (int i=0;i<len(s);++i)
        {
            l.add_style(extract<std::string>(s[i]));
        }

        l.set_cache_features(extract<bool>(state[6]));
    }