2006-02-11 11:58:17 +00:00
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// speech synthesis interface subsystem
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//
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// Written by Melchior FRANZ, started February 2006.
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//
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// Copyright (C) 2006 Melchior FRANZ - mfranz@aon.at
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifndef _VOICE_HXX
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#define _VOICE_HXX
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <vector>
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#include <simgear/compiler.h>
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#include <simgear/props/props.hxx>
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#include <simgear/io/sg_socket.hxx>
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#include <simgear/structure/subsystem_mgr.hxx>
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#include <Main/fg_props.hxx>
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#if defined(ENABLE_THREADS)
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# include <simgear/threads/SGThread.hxx>
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# include <simgear/threads/SGQueue.hxx>
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#else
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# include <queue>
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SG_USING_STD(queue);
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#endif // ENABLE_THREADS
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SG_USING_STD(vector);
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class FGVoiceMgr : public SGSubsystem {
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public:
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FGVoiceMgr();
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~FGVoiceMgr();
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void init(void);
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void update(double dt);
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private:
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class FGVoice;
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#if defined(ENABLE_THREADS)
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class FGVoiceThread;
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FGVoiceThread *_thread;
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#endif
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string _host;
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string _port;
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bool _enabled;
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SGPropertyNode_ptr _pausedNode;
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bool _paused;
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vector<FGVoice *> _voices;
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};
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#if defined(ENABLE_THREADS)
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class FGVoiceMgr::FGVoiceThread : public SGThread {
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public:
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FGVoiceThread(FGVoiceMgr *mgr) : _mgr(mgr) {}
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void run();
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void wake_up() { _jobs.signal(); }
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private:
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2006-02-18 14:29:22 +00:00
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void wait_for_jobs() { SGGuard<SGMutex> g(_mutex); _jobs.wait(_mutex); }
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2006-02-11 11:58:17 +00:00
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SGPthreadCond _jobs;
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SGMutex _mutex;
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FGVoiceMgr *_mgr;
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};
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#endif
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class FGVoiceMgr::FGVoice {
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public:
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FGVoice(FGVoiceMgr *, const SGPropertyNode_ptr);
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~FGVoice();
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bool speak();
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void update();
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void setVolume(double);
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void setPitch(double);
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void setSpeed(double);
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void pushMessage(string);
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private:
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class FGVoiceListener;
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SGSocket *_sock;
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double _volume;
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double _pitch;
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double _speed;
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SGPropertyNode_ptr _volumeNode;
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SGPropertyNode_ptr _pitchNode;
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SGPropertyNode_ptr _speedNode;
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bool _festival;
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FGVoiceMgr *_mgr;
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#if defined(ENABLE_THREADS)
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SGLockedQueue<string> _msg;
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#else
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queue<string> _msg;
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#endif
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};
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class FGVoiceMgr::FGVoice::FGVoiceListener : public SGPropertyChangeListener {
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public:
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FGVoiceListener(FGVoice *voice) : _voice(voice) {}
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void valueChanged(SGPropertyNode *node);
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private:
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FGVoice *_voice;
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};
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#endif // _VOICE_HXX
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