new-session-manager/Mixer/Meter_Indicator_Module.H

/*******************************************************************************/
/* 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 "Module.H"
#include <vector>
#include "JACK/Port.H"

class Fl_Valuator;
class Fl_Scalepack;

class Meter_Indicator_Module : public Module
{
    Fl_Scalepack *dpm_pack;

    static void update_cb ( void *v );
    void update_cb ( void );

    bool _pad;

    volatile float *control_value;

public:

    void handle_control_changed ( Port *p );

    Meter_Indicator_Module ( bool is_default = false );
    virtual ~Meter_Indicator_Module ( );

    const char *name ( void ) const { return "Meter Indicator"; }

    int can_support_inputs ( int ) { return 0; }
    bool configure_inputs ( int ) { return false; }

    void pad ( bool v ) { _pad = v; }

    static void cb_handle ( Fl_Widget *w, void *v );
    void cb_handle ( Fl_Widget *w );

    void connect_to ( Port *p );

    LOG_CREATE_FUNC( Meter_Indicator_Module );

    void process ( nframes_t ) { }

protected:

    void get ( Log_Entry &e ) const;
    void set ( Log_Entry &e );

    //   virtual void draw ( void );
    virtual void process ( void );

    virtual void draw ( void )
        {
            draw_box();
            Fl_Group::draw();
        }

    virtual int handle ( int m );

private:

    Fl_Valuator *control;

};