/*******************************************************************************/
/* Copyright (C) 2009 Jonathan Moore Liles                                     */
/*                                                                             */
/* 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; see the file COPYING.  If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
/*******************************************************************************/

#pragma once

#include <FL/Fl_Double_Window.H>

class Fl_Pack;
class Fl_Flowpack;
class Module;
class Fl_Menu_Button;
class Panner;
class Fl_Scroll;
class SpectrumView;

#include <vector>
#include <list>

class Module_Parameter_Editor : public Fl_Double_Window
{
    Module *_module;
    
    struct callback_data
    {
        Module_Parameter_Editor *base_widget;

        int port_number[3];

        callback_data ( Module_Parameter_Editor *base_widget, int port_number )
            {
                this->base_widget = base_widget;
                this->port_number[0] = port_number;
                this->port_number[1] = -1;
                this->port_number[2] = -1;
            }

        callback_data ( Module_Parameter_Editor *base_widget, int port_number1, int port_number2 )
            {
                this->base_widget = base_widget;
                this->port_number[0] = port_number1;
                this->port_number[1] = port_number2;
                this->port_number[2] = -1;
            }

        callback_data ( Module_Parameter_Editor *base_widget, int port_number1, int port_number2, int port_number3 )
            {
                this->base_widget = base_widget;
                this->port_number[0] = port_number1;
                this->port_number[1] = port_number2;
                this->port_number[2] = port_number3;
            }

    };

    void update_control_visibility ( void );
    static void cb_button_handle ( Fl_Widget *w, void *v );
    static void cb_value_handle ( Fl_Widget *w, void *v );
    static void cb_panner_value_handle ( Fl_Widget *w, void *v );
    static void cb_mode_handle ( Fl_Widget *w, void *v );
    static void cb_bound_handle ( Fl_Widget *w, void *v );
    void set_value (int i, float value );
    void bind_control ( int i );
    void make_controls ( void );
    void update_spectrum ( void );
    
    bool is_probably_eq ( void );

    static void menu_cb ( Fl_Widget *w, void *v );
    void menu_cb ( Fl_Menu_ *m );

    SpectrumView *spectrum_view;
    Fl_Scroll *control_scroll;
    Fl_Flowpack *control_pack;
    Fl_Menu_Button *mode_choice;
    bool _resized;
    int _min_width;
    int _selected_control;

    int azimuth_port_number;
    int elevation_port_number;
    int radius_port_number;

    std::list<callback_data> _callback_data;
    std::vector<Fl_Widget*> controls_by_port;  

    Fl_Menu_Button &menu ( void ) const;

public:

    void reload ( void );
    void handle_control_changed ( Module::Port *p );

    int handle ( int m );
    Module_Parameter_Editor ( Module *module );
    virtual ~Module_Parameter_Editor ( );
};