diff options
Diffstat (limited to 'juk/artsplayer.cpp')
| -rw-r--r-- | juk/artsplayer.cpp | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/juk/artsplayer.cpp b/juk/artsplayer.cpp new file mode 100644 index 00000000..410a6356 --- /dev/null +++ b/juk/artsplayer.cpp @@ -0,0 +1,295 @@ +/*************************************************************************** + begin : Sun Feb 17 2002 + copyright : (C) 2002 - 2004 by Scott Wheeler + email : wheeler@kde.org + + copyright : (C) 2003 by Matthias Kretz + email : kretz@kde.org +***************************************************************************/ + +/*************************************************************************** + * * + * 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. * + * * + ***************************************************************************/ + +#include "artsplayer.h" + +#if HAVE_ARTS + +#include <kdebug.h> +#include <kconfig.h> +#include <kstandarddirs.h> + +#include <qdir.h> + +#include <kartsserver.h> +#include <kartsdispatcher.h> +#include <kplayobject.h> +#include <kplayobjectfactory.h> + +#include <cstdlib> +#include <sys/wait.h> + +#include <kmessagebox.h> +#include <kaudiomanagerplay.h> +#include <klocale.h> + +//////////////////////////////////////////////////////////////////////////////// +// public methods +//////////////////////////////////////////////////////////////////////////////// + +ArtsPlayer::ArtsPlayer() : Player(), + m_dispatcher(0), + m_server(0), + m_factory(0), + m_playobject(0), + m_amanPlay(0), + m_volumeControl(Arts::StereoVolumeControl::null()), + m_currentVolume(1.0) +{ + setupPlayer(); +} + +ArtsPlayer::~ArtsPlayer() +{ + delete m_playobject; + delete m_factory; + delete m_amanPlay; + delete m_server; + delete m_dispatcher; +} + +void ArtsPlayer::play(const FileHandle &file) +{ + // kdDebug(65432) << k_funcinfo << endl; + // Make sure that the server still exists, if it doesn't a new one should + // be started automatically and the factory and amanPlay are created again. + + if(!file.isNull()) + m_currentURL.setPath(file.absFilePath()); + + if(m_server->server().isNull()) { + KMessageBox::error(0, i18n("Cannot find the aRts soundserver.")); + return; + } + + if(!m_playobject || !file.isNull()) { + stop(); + + delete m_playobject; + m_playobject = m_factory->createPlayObject(m_currentURL, false); + + if(m_playobject->object().isNull()) + connect(m_playobject, SIGNAL(playObjectCreated()), SLOT(playObjectCreated())); + else + playObjectCreated(); + } + + m_playobject->play(); +} + +void ArtsPlayer::pause() +{ + // kdDebug(65432) << k_funcinfo << endl; + if(m_playobject) + m_playobject->pause(); +} + +void ArtsPlayer::stop() +{ + // kdDebug(65432) << k_funcinfo << endl; + if(m_playobject) { + m_playobject->halt(); + delete m_playobject; + m_playobject = 0; + } + if(!m_volumeControl.isNull()) { + m_volumeControl.stop(); + m_volumeControl = Arts::StereoVolumeControl::null(); + } +} + +void ArtsPlayer::setVolume(float volume) +{ + // kdDebug( 65432 ) << k_funcinfo << endl; + + m_currentVolume = volume; + + if(serverRunning() && m_playobject && !m_playobject->isNull()) { + if(m_volumeControl.isNull()) + setupVolumeControl(); + if(!m_volumeControl.isNull()) { + m_volumeControl.scaleFactor(volume); + // kdDebug( 65432 ) << "set volume to " << volume << endl; + } + } +} + +float ArtsPlayer::volume() const +{ + return m_currentVolume; +} + +///////////////////////////////////////////////////////////////////////////////// +// player status functions +///////////////////////////////////////////////////////////////////////////////// + +bool ArtsPlayer::playing() const +{ + if(serverRunning() && m_playobject && m_playobject->state() == Arts::posPlaying) + return true; + else + return false; +} + +bool ArtsPlayer::paused() const +{ + if(serverRunning() && m_playobject && m_playobject->state() == Arts::posPaused) + return true; + else + return false; +} + +int ArtsPlayer::totalTime() const +{ + if(serverRunning() && m_playobject) + return m_playobject->overallTime().seconds; + else + return -1; +} + +int ArtsPlayer::currentTime() const +{ + if(serverRunning() && m_playobject && + (m_playobject->state() == Arts::posPlaying || + m_playobject->state() == Arts::posPaused)) + { + return m_playobject->currentTime().seconds; + } + else + return -1; +} + +int ArtsPlayer::position() const +{ + if(serverRunning() && m_playobject && m_playobject->state() == Arts::posPlaying) { + long total = m_playobject->overallTime().seconds * 1000 + m_playobject->overallTime().ms; + long current = m_playobject->currentTime().seconds * 1000 + m_playobject->currentTime().ms; + + // add .5 to make rounding happen properly + + return int(double(current) * 1000 / total + .5); + } + else + return -1; +} + +///////////////////////////////////////////////////////////////////////////////// +// player seek functions +///////////////////////////////////////////////////////////////////////////////// + +void ArtsPlayer::seek(int seekTime) +{ + if(serverRunning() && m_playobject) { + Arts::poTime poSeekTime; + poSeekTime.custom = 0; + poSeekTime.ms = 0; + poSeekTime.seconds = seekTime; + m_playobject->object().seek(poSeekTime); + } +} + +void ArtsPlayer::seekPosition(int position) +{ + if(serverRunning() && m_playobject) { + Arts::poTime poSeekTime; + long total = m_playobject->overallTime().seconds; + poSeekTime.custom = 0; + poSeekTime.ms = 0; + poSeekTime.seconds = long(double(total) * position / 1000 + .5); + m_playobject->object().seek(poSeekTime); + } +} + +///////////////////////////////////////////////////////////////////////////////// +// private +///////////////////////////////////////////////////////////////////////////////// + +void ArtsPlayer::setupArtsObjects() +{ + // kdDebug( 65432 ) << k_funcinfo << endl; + delete m_factory; + delete m_amanPlay; + m_volumeControl = Arts::StereoVolumeControl::null(); + m_factory = new KDE::PlayObjectFactory(m_server); + m_amanPlay = new KAudioManagerPlay(m_server); + + if(m_amanPlay->isNull() || !m_factory) { + KMessageBox::error(0, i18n("Connecting/starting aRts soundserver failed. " + "Make sure that artsd is configured properly.")); + exit(1); + } + + m_amanPlay->setTitle(i18n("JuK")); + m_amanPlay->setAutoRestoreID("JuKAmanPlay"); + + m_factory->setAudioManagerPlay(m_amanPlay); +} + +void ArtsPlayer::playObjectCreated() +{ + // kdDebug(65432) << k_funcinfo << endl; + setVolume(m_currentVolume); +} + +void ArtsPlayer::setupPlayer() +{ + m_dispatcher = new KArtsDispatcher; + m_server = new KArtsServer; + setupArtsObjects(); + connect(m_server, SIGNAL(restartedServer()), SLOT(setupArtsObjects())); +} + +void ArtsPlayer::setupVolumeControl() +{ + // kdDebug( 65432 ) << k_funcinfo << endl; + m_volumeControl = Arts::DynamicCast(m_server->server().createObject("Arts::StereoVolumeControl")); + if(!m_volumeControl.isNull() && !m_playobject->isNull() && !m_playobject->object().isNull()) { + Arts::Synth_AMAN_PLAY ap = m_amanPlay->amanPlay(); + Arts::PlayObject po = m_playobject->object(); + ap.stop(); + Arts::disconnect(po, "left" , ap, "left" ); + Arts::disconnect(po, "right", ap, "right"); + + m_volumeControl.start(); + ap.start(); + + Arts::connect(po, "left" , m_volumeControl, "inleft" ); + Arts::connect(po, "right", m_volumeControl, "inright"); + Arts::connect(m_volumeControl, "outleft" , ap, "left" ); + Arts::connect(m_volumeControl, "outright", ap, "right"); + // kdDebug( 65432 ) << "connected volume control" << endl; + } + else { + m_volumeControl = Arts::StereoVolumeControl::null(); + kdDebug(65432) << "Could not initialize volume control!" << endl; + } +} + +bool ArtsPlayer::serverRunning() const +{ + if(m_server) + return !(m_server->server().isNull()); + else + return false; +} + +#include "artsplayer.moc" + +#endif + +// vim: sw=4 ts=8 et |