void style_cleanup(struct style_results *r);
void style_begin(struct style_results *r, struct osm_object *o);
void style_end(struct style_results *r);
+void style_enable_default_layer(struct style_results *r);
void style_set_by_layer(struct style_results *r, layer_t layer, struct style_prop *p);
+struct style_prop *style_get_by_layer(struct style_results *r, layer_t layer, prop_t key);
void style_set(struct style_info *si, struct style_prop *p);
struct style_prop *style_get(struct style_info *si, prop_t key);