/*
 *
 * Copyright (C) 2002 George Staikos <staikos@kde.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */


#include "audiomanager.h"

#include "qvmixerplugin.h"
#include <kdebug.h>
#include "qtvision.h"


AudioManager::AudioManager(QtVision *qtv) {
	_mixer = 0;
	_qtv = qtv;
	scanPlugins();
}

void AudioManager::rescanPlugins() {
        if (_mixer) {
                if (!(_mixer->pluginDescription().enabled)) {
                        delete _mixer;
                        _mixer = 0;
                } else {
                        return;
                }
        }

        scanPlugins();
}


void AudioManager::scanPlugins() {
	QPtrList<PluginDesc>& mixerPlugins(_qtv->pluginFactory()->mixerPlugins());
	PluginDesc *plug = mixerPlugins.first();
	
	for (; plug; plug = mixerPlugins.next()) {
		kdDebug() << "Found Mixer plugin:" << endl;
		kdDebug() << plug->name << endl;
		kdDebug() << plug->author << endl;
		kdDebug() << plug->comment << endl;
		
		QVMixerPlugin *f = _qtv->pluginFactory()->getMixerPlugin(plug);
		
		if (f) {
			connect(f, SIGNAL(volumeChanged(int, int)), this,
					SIGNAL(volumeChanged(int, int)));
			_mixer = f;
			break;
		}
	}
}


AudioManager::~AudioManager() {
	delete _mixer;
}


int AudioManager::setVolume(int left, int right) {
	if (!_mixer)
		return -1;

	return _mixer->setVolume(left, right);
}


int AudioManager::setVolume(int vol) {
	return setVolume(vol, vol);
}


int AudioManager::volumeLeft() {
	if (!_mixer)
		return -1;

	return _mixer->volumeLeft();
}


int AudioManager::volumeRight() {
	if (!_mixer)
		return -1;

	return _mixer->volumeRight();
}


int AudioManager::setMuted(bool mute) {
	if (!_mixer)
		return -1;

	return _mixer->setMuted(mute);
}


bool AudioManager::muted() {
	if (!_mixer)
		return false;

	return _mixer->muted();
}

QVMixerPlugin *AudioManager::plugin()
{
return _mixer;
}


#include "audiomanager.moc"