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/*
*
* $Id$
* Copyright (C) 2004 Sebastian Trueg <[email protected]>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <[email protected]>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#ifndef _K3B_AUDIO_SERVER_H_
#define _K3B_AUDIO_SERVER_H_
#include <tqobject.h>
#include "k3b_export.h"
class K3bAudioOutputPlugin;
class K3bAudioClient;
/**
* The AudioServer manages AudioClients to play audio data through
* some output plugin.
*/
class LIBK3B_EXPORT K3bAudioServer : public TQObject
{
Q_OBJECT
public:
K3bAudioServer( TQObject* parent = 0, const char* name = 0 );
~K3bAudioServer();
/**
* Returns false in case the named output method could not be found.
*/
bool setOutputMethod( const TQCString& name );
void setOutputPlugin( K3bAudioOutputPlugin* p );
/**
* Start playing the clients data. It's up to the server if older
* clients are suspended, stopped or mixed into a single stream.
*
* This is called by K3bAudioClient
*/
void attachClient( K3bAudioClient* );
/**
* Stop streaming data from the client.
* This is called by K3bAudioClient
*/
void detachClient( K3bAudioClient* );
/**
* We need to be able to play data from everywhere in K3b.
*/
static K3bAudioServer* instance() { return s_instance; }
/**
* Find a plugin by classname.
*/
static K3bAudioOutputPlugin* findOutputPlugin( const TQCString& name );
signals:
void error( const TQString& );
private:
void customEvent( TQCustomEvent* e );
class Private;
friend class Private;
static K3bAudioServer* s_instance;
K3bAudioOutputPlugin* m_usedOutputPlugin;
bool m_pluginInitialized;
K3bAudioClient* m_client;
Private* d;
};
#endif
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