/*
    Copyright (C) 2010 Paul Davis

    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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "ardour/speaker.h"
#include "ardour/speakers.h"

using namespace ARDOUR;
using namespace PBD;
using namespace std;

Speaker::Speaker (int i, const AngularVector& position)
	: id (i)
{
	move (position);
}

void
Speaker::move (const AngularVector& new_position)
{
	_angles = new_position;
	_angles.cartesian (_coords);
}

Speakers::Speakers ()
{
}

Speakers::~Speakers ()
{
}

void
Speakers::dump_speakers (ostream& o)
{
	for (vector<Speaker>::iterator i = _speakers.begin(); i != _speakers.end(); ++i) {
		o << "Speaker " << (*i).id << " @ " 
		  << (*i).coords().x << ", " << (*i).coords().y << ", " << (*i).coords().z
		  << " azimuth " << (*i).angles().azi
		  << " elevation " << (*i).angles().ele
		  << " distance " << (*i).angles().length
		  << endl;
	}
}

void
Speakers::clear_speakers ()
{
	_speakers.clear ();
	update ();
}

int 
Speakers::add_speaker (const AngularVector& position)
{
	int id = _speakers.size();

	cerr << "Added speaker " << id << " at " << position.azi << " /= " << position.ele << endl;

	_speakers.push_back (Speaker (id, position));
	update ();

	dump_speakers (cerr);
	Changed ();

	return id;
}        

void
Speakers::remove_speaker (int id)
{
	for (vector<Speaker>::iterator i = _speakers.begin(); i != _speakers.end(); ) {
		if ((*i).id == id) {
			i = _speakers.erase (i);
			update ();
			break;
		} 
	}
}

void
Speakers::move_speaker (int id, const AngularVector& new_position)
{
	for (vector<Speaker>::iterator i = _speakers.begin(); i != _speakers.end(); ++i) {
		if ((*i).id == id) {
			(*i).move (new_position);
			update ();
			break;
		}
	}
}