history_snapshot.h

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/*
    This file is part of darktable,
    Copyright (C) 2019-2020 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 "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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