chord_box.h

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/*
 * Copyright (C) 2026 Paul Davis <paul@linuxaudiosystems.com>
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <string>
#include <vector>
 
#include "ytkmm/box.h"
#include "ytkmm/label.h"
#include "ytkmm/table.h"
 
#include "widgets/ardour_dropdown.h"
 
#include "ardour/scale.h"
#include "ardour/chord_provider.h"
 
namespace ARDOUR {
        class ScaleProvider;
}
 
class EditingContext;
 
class ChordBox : public Gtk::VBox, public ARDOUR::ChordProvider
{
  public:
        ChordBox (EditingContext&);
        ~ChordBox();
 
        void set_culture (ARDOUR::MusicalModeCulture);
 
        typedef std::vector<int> IntervalSet;
 
        bool get_midi_chord (int root_pitch, IntervalSet& pitches) const;
        void show_chord (std::string const & name);
 
        sigc::signal<void, IntervalSet> ReplaceChord;
        sigc::signal<void, bool> InvertChord;
        sigc::signal<void, std::vector<int> > DropChord;
 
 private:
        EditingContext& editing_context;
        void pack (Gtk::Widget&);
 
        ArdourWidgets::ArdourDropdown culture_button;
        Gtk::Label name_display;
 
        void fill_table (Gtk::Table& table, std::vector<std::string> const & names, int chord_size);
        bool radio_ardour_button_hack (GdkEventButton* ev, ArdourWidgets::ArdourButton* button);
 
        /* Western */
 
        Gtk::Table triad_table;
        Gtk::Table tetrad_table;
 
        Gtk::Table inversion_table;
        Gtk::Table drop_table;
 
        Gtk::Label triad_label;
        Gtk::Label tetrad_label;
        Gtk::Label inversion_label;
        Gtk::Label drop_label;
 
        Gtk::VBox western_vbox;
 
        void build_western ();
 
        void tet12_replace_chord (std::string const &);
        void tet12_modify_chord (std::string const &);
        void tet12_invert_chord (bool);
        void tet12_drop_chord (std::vector<int> const &);
 
        /* end western */
 
        int _root;
        ARDOUR::MusicalModeCulture _culture;
};