types.h

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/*
    This file is part of darktable,
    Copyright (C) 2013-2021 darktable developers.
 
    darktable is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    darktable is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with darktable.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include <gtk/gtk.h>
#include <lautoc.h>
#include <lauxlib.h>
#include <lua.h>
#include <lualib.h>
 
typedef char *char_20;
typedef char *char_32;
typedef char *char_52;
typedef char *char_64;
typedef char *char_128;
typedef char *char_256;
typedef char *char_512;
typedef char *char_1024;
typedef char *char_filename_length;
typedef char *char_path_length;
typedef const char *const_string; // string that has no push function
typedef double protected_double;  // like double, but NAN is mapped to nil
typedef double progress_double; // a double in [0.0,1.0] any value out of bound will be silently converted to
                                // the bound both at push and pull time
 
// Types added to the lua type system and usable externally
typedef GtkOrientation dt_lua_orientation_t;
typedef GtkAlign dt_lua_align_t;
typedef PangoEllipsizeMode dt_lua_ellipsize_mode_t;
 
 
 
#define dt_lua_init_type(L, type_name) dt_lua_init_type_type(L, luaA_type(L, type_name))
luaA_Type dt_lua_init_type_type(lua_State *L, luaA_Type type_id);
 
 
 
/*********************************/
/* MEMBER REGISTRATION FUNCTIONS */
/*********************************/
#define dt_lua_type_register_const(L, type_name, name)                                                       \
  dt_lua_type_register_const_type(L, luaA_type_find(L, #type_name), name)
void dt_lua_type_register_const_type(lua_State *L, luaA_Type type_id, const char *name);
 
#define dt_lua_type_register(L, type_name, name)                                                             \
  dt_lua_type_register_type(L, luaA_type_find(L, #type_name), name)
void dt_lua_type_register_type(lua_State *L, luaA_Type type_id, const char *name);
 
#define dt_lua_type_register_struct(L, type_name)                                                            \
  dt_lua_type_register_struct_type(L, luaA_type_find(L, #type_name))
void dt_lua_type_register_struct_type(lua_State *L, luaA_Type type_id);
 
// register a function for number index
// first push the len function (can be nil)
// then push the member function
#define dt_lua_type_register_number(L, type_name)                                                            \
  dt_lua_type_register_number_type(L, luaA_type_find(L, #type_name))
void dt_lua_type_register_number_type(lua_State *L, luaA_Type type_id);
#define dt_lua_type_register_number_const(L, type_name)                                                      \
  dt_lua_type_register_number_const_type(L, luaA_type_find(L, #type_name))
void dt_lua_type_register_number_const_type(lua_State *L, luaA_Type type_id);
 
#define dt_lua_type_register_parent(L, type_name, parent_type_name)                                          \
  dt_lua_type_register_parent_type(L, luaA_type_find(L, #type_name), luaA_type_find(L, #parent_type_name))
void dt_lua_type_register_parent_type(lua_State *L, luaA_Type type_id, luaA_Type parent_type_id);
 
/********************/
/* MEMBER FUNCTIONS */
/********************/
int dt_lua_type_member_common(lua_State *L);
int dt_lua_type_member_luaautoc(lua_State *L);
 
/***********/
/* HELPERS */
/***********/
 
#define dt_lua_init_int_type(L, type_name) dt_lua_init_int_type_type(L, luaA_type(L, type_name))
luaA_Type dt_lua_init_int_type_type(lua_State *L, luaA_Type type_id);
#define dt_lua_init_gpointer_type(L, type_name) dt_lua_init_gpointer_type_type(L, luaA_type(L, type_name))
luaA_Type dt_lua_init_gpointer_type_type(lua_State *L, luaA_Type type_id);
 
#define dt_lua_type_gpointer_alias(L,type_name,pointer,alias) \
  dt_lua_type_gpointer_alias_type(L,luaA_type(L,type_name),pointer,alias)
void dt_lua_type_gpointer_alias_type(lua_State*L,luaA_Type type_id,void* pointer,void* alias);
 
 
void dt_lua_type_gpointer_drop(lua_State*L, void* pointer);
 
luaA_Type dt_lua_init_singleton(lua_State *L, const char *unique_name, void *data);
 
luaA_Type dt_lua_init_wrapped_singleton(lua_State *L, lua_CFunction pusher, lua_CFunction getter,
                                        const char *unique_name, void *data);
 
 
 
#define dt_lua_isa(L, index, type) dt_lua_isa_type(L, index, luaA_type(L, type))
 
gboolean dt_lua_isa_type(lua_State *L, int index, luaA_Type type_id);
gboolean dt_lua_typeisa_type(lua_State *L, luaA_Type obj_type, luaA_Type type_id);
 
#define dt_lua_type_setmetafield(L,type_name,name) dt_lua_type_setmetafield_type(L,luaA_type(L,type_name),name)
void dt_lua_type_setmetafield_type(lua_State*L,luaA_Type type,const char* method_name);
 
int dt_lua_init_early_types(lua_State *L);
 
// clang-format off
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.py
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-spaces modified;
// clang-format on