chord_highlighter.h

// SPDX-FileCopyrightText: © 2026 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include <QColor>
#include <QObject>
#include <QVariantList>
#include <QtQmlIntegration/qqmlintegration.h>
 
namespace zrythm::dsp
{
class ChordDescriptor;
class MusicalScale;
}
 
namespace zrythm::gui::qquick
{
 
class ChordHighlighter : public QObject
{
  Q_OBJECT
  QML_ELEMENT
  QML_SINGLETON
 
public:
  Q_INVOKABLE static QColor highlightColorForNote (
    QColor                         base,
    int                            note,
    zrythm::dsp::ChordDescriptor * chord,
    zrythm::dsp::MusicalScale *    scale,
    int                            highlightMode,
    qreal                          alphaScale);
 
  Q_INVOKABLE static QVariantList highlightColors (
    QColor                         base,
    zrythm::dsp::ChordDescriptor * chord,
    zrythm::dsp::MusicalScale *    scale,
    int                            highlightMode,
    qreal                          alphaScale);
};
 
} // namespace zrythm::gui::qquick