clip_operator.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include "commands/set_clip_loop_points_command.h"
#include "dsp/tick_types.h"
#include "structure/arrangement/clip.h"
#include "undo/undo_stack.h"
#include "utils/iobject_registry.h"
 
#include <QtQmlIntegration/qqmlintegration.h>
 
namespace zrythm::actions
{

class ClipOperator : public QObject
{
  Q_OBJECT
  Q_PROPERTY (
    zrythm::structure::arrangement::Clip * clip READ clip WRITE setClip NOTIFY
      clipChanged)
  QML_ELEMENT
  QML_UNCREATABLE ("One instance per project")
 
public:
  ClipOperator (
    utils::IObjectRegistry &registry,
    undo::UndoStack        &undoStack,
    QObject *               parent = nullptr);
 
  structure::arrangement::Clip * clip () const { return clip_; }
  void                           setClip (structure::arrangement::Clip * clip);
  Q_SIGNAL void                  clipChanged ();

  Q_INVOKABLE void beginClipLoopPointsDrag ();

  Q_INVOKABLE void updateClipLoopPointsDrag (
    double clipStartTicks,
    double loopStartTicks,
    double loopEndTicks);

  Q_INVOKABLE void endClipLoopPointsDrag ();

  Q_INVOKABLE void abortClipLoopPointsDrag ();
 
private:
  utils::IObjectRegistry                      &registry_;
  undo::UndoStack                             &undo_stack_;
  structure::arrangement::Clip *               clip_{};
  bool                                         drag_active_{ false };
  commands::SetClipLoopPointsCommand::Snapshot drag_before_;
};
 
} // namespace zrythm::actions