automation_region.h

// SPDX-FileCopyrightText: © 2019-2022, 2024-2025 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include "structure/arrangement/arranger_object_owner.h"
#include "structure/arrangement/automation_point.h"
 
namespace zrythm::structure::arrangement
{
class AutomationRegion final
    : public ArrangerObject,
      public ArrangerObjectOwner<AutomationPoint>
{
  Q_OBJECT
  DEFINE_ARRANGER_OBJECT_OWNER_QML_PROPERTIES (
    AutomationRegion,
    automationPoints,
    AutomationPoint)
  QML_ELEMENT
  QML_UNCREATABLE ("")
 
public:
  AutomationRegion (
    const dsp::TempoMap          &tempo_map,
    ArrangerObjectRegistry       &object_registry,
    dsp::FileAudioSourceRegistry &file_audio_source_registry,
    QObject *                     parent = nullptr);
 
  // ========================================================================
  // QML Interface
  // ========================================================================
 
  // ========================================================================

  AutomationPoint * get_prev_ap (const AutomationPoint &ap) const;

  [[gnu::hot]] AutomationPoint *
  get_next_ap (const AutomationPoint &ap, bool check_positions) const;

  [[gnu::hot]] double
  get_normalized_value_in_curve (const AutomationPoint &ap, double x) const;

  bool curves_up (const AutomationPoint &ap) const;
 
  std::string
  get_field_name_for_serialization (const AutomationPoint *) const override
  {
    return "automationPoints";
  }
 
private:
  friend void init_from (
    AutomationRegion       &obj,
    const AutomationRegion &other,
    utils::ObjectCloneType  clone_type);
 
  friend void to_json (nlohmann::json &j, const AutomationRegion &region)
  {
    to_json (j, static_cast<const ArrangerObject &> (region));
    to_json (j, static_cast<const ArrangerObjectOwner &> (region));
  }
  friend void from_json (const nlohmann::json &j, AutomationRegion &region)
  {
    from_json (j, static_cast<ArrangerObject &> (region));
    from_json (j, static_cast<ArrangerObjectOwner &> (region));
  }
 
private:
  BOOST_DESCRIBE_CLASS (
    AutomationRegion,
    (ArrangerObject, ArrangerObjectOwner<AutomationPoint>),
    (),
    (),
    ())
};
}