#ifndef OSM2PGSQL_FLEX_LUA_GEOM_HPP

#define OSM2PGSQL_FLEX_LUA_GEOM_HPP

/**

* SPDX-License-Identifier: GPL-2.0-or-later

*

* This file is part of osm2pgsql (https://osm2pgsql.org/).

*

* Copyright (C) 2006-2026 by the osm2pgsql developer community.

* For a full list of authors see the git log.

*/

/**

* \file

*

* Functions implementing the Lua interface for the geometry functions.

*/

#include "geom.hpp"

struct lua_State;

/**

* Create a null geometry object on the Lua stack and return a pointer to it.

*/

geom::geometry_t *create_lua_geometry_object(lua_State *lua_state);

/**

* Get a geometry object from the Lua stack and return a pointer to it.

*

* \param lua_state The lua state.

* \param n The position in the stack, usually 1 for the first function

* parameter.

*/

geom::geometry_t *unpack_geometry(lua_State *lua_state, int n = 1) noexcept;

/**

* Define the osm2pgsql.Geometry class/metatable.

*/

void init_geometry_class(lua_State *lua_state);

#endif // OSM2PGSQL_FLEX_LUA_GEOM_HPP