range_action.h

// SPDX-FileCopyrightText: © 2020-2021 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#ifndef __UNDO_RANGE_ACTION_H__
#define __UNDO_RANGE_ACTION_H__
 
#include "actions/undoable_action.h"
#include "dsp/position.h"
#include "dsp/transport.h"
#include "gui/backend/timeline_selections.h"
 
enum class RangeActionType
{
  RANGE_ACTION_INSERT_SILENCE,
  RANGE_ACTION_REMOVE,
};
 
typedef struct RangeAction
{
  UndoableAction parent_instance;
 
  Position start_pos;
  Position end_pos;
 
  RangeActionType type;
 
  TimelineSelections * sel_before;
 
  TimelineSelections * sel_after;
 
  Transport * transport;
 
  bool first_run;
 
} RangeAction;
 
void
range_action_init_loaded (RangeAction * self);
 
WARN_UNUSED_RESULT UndoableAction *
range_action_new (
  RangeActionType type,
  Position *      start_pos,
  Position *      end_pos,
  GError **       error);
 
#define range_action_new_insert_silence(start, end, error) \
  range_action_new ( \
    RangeActionType::RANGE_ACTION_INSERT_SILENCE, start, end, error)
 
#define range_action_new_remove(start, end, error) \
  range_action_new (RangeActionType::RANGE_ACTION_REMOVE, start, end, error)
 
NONNULL RangeAction *
range_action_clone (const RangeAction * src);
 
bool
range_action_perform (
  RangeActionType type,
  Position *      start_pos,
  Position *      end_pos,
  GError **       error);
 
#define range_action_perform_insert_silence(start, end, error) \
  range_action_perform ( \
    RangeActionType::RANGE_ACTION_INSERT_SILENCE, start, end, error)
 
#define range_action_perform_remove(start, end, error) \
  range_action_perform (RangeActionType::RANGE_ACTION_REMOVE, start, end, error)
 
int
range_action_do (RangeAction * self, GError ** error);
 
int
range_action_undo (RangeAction * self, GError ** error);
 
char *
range_action_stringize (RangeAction * self);
 
void
range_action_free (RangeAction * self);
 
#endif