/*
 *
 * 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 "osdmanager.h"

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


OSDManager::OSDManager(QtVision *qtv, QWidget *w) {
	_osd = 0;
	_widget = w;
	_qtv = qtv;
	scanPlugins();
}

OSDManager::~OSDManager() {
}


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

	scanPlugins();
}

void OSDManager::scanPlugins() {
        QPtrList<PluginDesc>& osdPlugins(_qtv->pluginFactory()->osdPlugins());

        for (PluginDesc *plug = osdPlugins.first(); plug;
                                plug = osdPlugins.next()) {
                kdDebug() << "Found a plugin:" << endl;
                kdDebug() << plug->name << endl;
                kdDebug() << plug->author << endl;
                kdDebug() << plug->comment << endl;
                _osd = _qtv->pluginFactory()->getOSDPlugin(plug, _widget);
                if (_osd) {       // accept the first plugin we find
			connect(this, SIGNAL(colourKeyChanged(QColor)), _osd,
				SLOT(colourKeyChanged(QColor)));
                        break;
		}
        }

}

void OSDManager::displayMisc(const QString& text) {
if (_osd)
	_osd->displayMisc(text);
}

void OSDManager::displayChannel(int channel, const QString& name) {
if (_osd)
	_osd->displayChannel(channel, name);
}

void OSDManager::displayMuted(bool muted) {
if (_osd)
	_osd->displayMuted(muted);
}

void OSDManager::displayVolume(int vol) {
if (_osd)
	_osd->displayVolume(vol);
}

void OSDManager::displayVolume(int left, int right) {
    displayVolume((left + right) / 2);
}

void OSDManager::displayCC(const QString& text) {
if (_osd)
	_osd->displayCC(text);
}

QVOSDPlugin *OSDManager::plugin() {
return _osd;
}

QColor OSDManager::colourKey() const {
	return _colourKey;
}


void OSDManager::setColourKey(QColor key) {
	_colourKey = key;
	emit colourKeyChanged(key);
}


#include "osdmanager.moc"