history_snapshot.h

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/*
    This file is part of darktable,
    Copyright (C) 2010-2011 Henrik Andersson.
    Copyright (C) 2010, 2012 johannes hanika.
    Copyright (C) 2012 Richard Wonka.
    Copyright (C) 2013, 2019-2020 Pascal Obry.
    Copyright (C) 2014-2015 Jérémy Rosen.
    Copyright (C) 2014, 2016 Tobias Ellinghaus.
    Copyright (C) 2016 Roman Lebedev.
    Copyright (C) 2019 Heiko Bauke.
    Copyright (C) 2019 Philippe Weyland.
    Copyright (C) 2022 Martin Bařinka.
    
    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 "common/undo.h"
 
typedef struct dt_undo_lt_history_t
{
  int32_t imgid;
  int before;
  int before_history_end;
  int after;
  int after_history_end;
} dt_undo_lt_history_t;
 
dt_undo_lt_history_t *dt_history_snapshot_item_init(void);
 
void dt_history_snapshot_undo_create(const int32_t imgid, int *snap_id, int *history_end);
 
void dt_history_snapshot_undo_pop(gpointer user_data, const dt_undo_type_t type, const dt_undo_data_t data, const dt_undo_action_t action, GList **imgs);
 
void dt_history_snapshot_undo_lt_history_data_free(gpointer data);
 
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