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Diffstat (limited to 'ksayit/src/fxpluginhandler.cpp')
| -rw-r--r-- | ksayit/src/fxpluginhandler.cpp | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/ksayit/src/fxpluginhandler.cpp b/ksayit/src/fxpluginhandler.cpp new file mode 100644 index 0000000..8e6f68d --- /dev/null +++ b/ksayit/src/fxpluginhandler.cpp @@ -0,0 +1,239 @@ +// +// C++ Implementation: fxpluginhandler +// +// Description: +// +// +// Author: Robert Vogl <voglrobe@lapislazuli>, (C) 2004 +// +// Copyright: See COPYING file that comes with this distribution +// +// + +// QT includes +#include <qdir.h> + +// KDE includes +#include <kdebug.h> +#include <kapplication.h> +#include <ktrader.h> +#include <klibloader.h> +#include <kservice.h> + +// App specific includes +#include "fxpluginhandler.h" +#include "ksayit_fxplugin.h" +#include "ksayit_ttsplugin.h" + + +FXPluginHandler::FXPluginHandler(QObject *parent, const char *name, KConfig *config) + : QObject(parent, name), m_config(config) +{ + m_mapPluginList.clear(); + m_lstActivePlugins.clear(); +} + + +FXPluginHandler::~FXPluginHandler() +{ + QMap<QString, fx_struct>::Iterator mit; + + for (mit=m_mapPluginList.begin(); mit!=m_mapPluginList.end(); ++mit){ + if ( (*mit).p != 0 ){ + delete (*mit).p; + } + } +} + + +void FXPluginHandler::searchPlugins() +{ + kdDebug(100200) << "FXPluginHandler::searchPlugins()" << endl; + + QStringList sRegistered; + fx_struct plugin; + + sRegistered.clear(); + m_mapPluginList.clear(); + + KTrader::OfferList offers = KTrader::self()->query("KSayIt/FXPlugin"); + KLibFactory *factory = NULL; + QString library = QString::null; + QString name = QString::null; + + KTrader::OfferList::Iterator it=offers.begin(); + for ( ;it!=offers.end(); ++it ){ + KService::Ptr ptr = (*it); + library = ptr->library(); + name = ptr->name(); + factory = KLibLoader::self()->factory( library.latin1() ); + if ( factory ){ + kdDebug(100200) << "FXPluginHandler::searchPlugins(): Plugin factory found." << endl; + // register found plugin + if ( !sRegistered.contains( QString(name) )){ + sRegistered.append( QString(name) ); + plugin.name = name; + plugin.library = library; + plugin.description = QString::null; + plugin.EffectID = 0; + plugin.p = NULL; + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + kdDebug(100200) << "FXPluginHandler::searchPlugins(): " << plugin.name << " registered." << endl; + } + } + } +} + + +void FXPluginHandler::readConfiguration() +{ + kdDebug(100200) << "+++ entering FXPluginHandler::readConfiguration()" << endl; + + fx_struct plugin; + QMap<QString, fx_struct>::Iterator mit; + QStringList::Iterator lit; + + // unload all plugins and destroy the effect objects + lit = m_lstActivePlugins.begin(); + while ( lit != m_lstActivePlugins.end() ){ + mit = m_mapPluginList.find( *lit ); + if ( mit!=m_mapPluginList.end() ){ + plugin = *mit; + if ( (plugin.p != NULL) && (plugin.EffectID == 0) ){ + delete plugin.p; + plugin.p = NULL; + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + lit = m_lstActivePlugins.remove( lit ); + } else { + lit++; + } + } + } + + // load active plugins as given in config file + m_config->setGroup("Effect Stack Configuration"); + QStringList conf_active = m_config->readListEntry("Activated"); + KLibFactory *factory = NULL; + + for (lit=conf_active.begin(); lit!=conf_active.end(); ++lit){ // for all in config + mit = m_mapPluginList.find(*lit); + if( mit!=m_mapPluginList.end() ){ + // plugin found in list of registered plugins + plugin = *mit; + // load plugin + factory = KLibLoader::self()->factory( (plugin.library).latin1() ); + if ( factory ){ + plugin.p = static_cast<FXPlugin*>( factory->create( (QObject*)this, (plugin.name).latin1() ) ); + if ( plugin.p ){ // Plugin found + plugin.p->setApplication( KApplication::kApplication() ); + plugin.description = plugin.p->getDescription_KS(); + // append to list of active plugins + m_lstActivePlugins.append( plugin.name ); + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + kdDebug(100200) << "FXPluginHandler: FX-Plugin " << plugin.name << " active." << endl; + } + } + } + } +} + + +void FXPluginHandler::showEffectGUI(const QString &pname) +{ + kdDebug(100200) << "FXPluginHandler::showEffectGUI(): " << pname << endl; + + QMap<QString, fx_struct>::Iterator mit; + fx_struct plugin; + + // find plugin with name==pname in list and show its GUI + mit = m_mapPluginList.find(pname); + if ( mit != m_mapPluginList.end() ){ + plugin = *mit; + if ( plugin.p != NULL ){ // plugin loaded + plugin.p->showGUI_KS(); + return; + } else { + kdDebug(100200) << "Effect not active yet. Loading..." << endl; + KLibFactory *factory = KLibLoader::self()->factory( (plugin.library).latin1() ); + if ( factory ){ + plugin.p = static_cast<FXPlugin*>( factory->create( (QObject*)this, (plugin.name).latin1() ) ); + if ( plugin.p ){ // Plugin found + plugin.p->setApplication( KApplication::kApplication() ); + plugin.description = plugin.p->getDescription_KS(); + // append to list of active plugins + m_lstActivePlugins.append( plugin.name ); + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + kdDebug(100200) << "FXPluginHandler: FX-Plugin " << plugin.name << " active." << endl; + plugin.p->showGUI_KS(); + return; + } + } + } + } + } + + +void FXPluginHandler::getPlugins(QStringList &pluginlist) +{ + // kdDebug(100200) << "FXPluginHandler::getPlugins" << endl; + + pluginlist.clear(); + QString sPname; + + QMap<QString, fx_struct>::Iterator mit; + for (mit=m_mapPluginList.begin(); mit!=m_mapPluginList.end(); ++mit){ + sPname = (*mit).name; //testing + pluginlist.append( sPname ); + } +} + + +void FXPluginHandler::activateEffect(const QString &pname, + KArtsServer *server, + StereoEffectStack *fx_stack) +{ + kdDebug(100200) << "FXPluginHandler::activateEffect: " << pname << endl; + + QMap<QString, fx_struct>::Iterator mit; + fx_struct plugin; + + // find plugin with name==pname + mit = m_mapPluginList.find(pname); + if ( mit!=m_mapPluginList.end() ){ + plugin = *mit; + if ( plugin.p != NULL ){ + plugin.EffectID = plugin.p->activate_KS(server, fx_stack); + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + } else { + kdDebug(100200) << "Effect " << pname << " not found or inactive." << endl; + } + } +} + + +void FXPluginHandler::deactivateEffects(StereoEffectStack *fx_stack) +{ + kdDebug(100200) << "FXPluginHandler::deactivateEffects." << endl; + + QMap<QString, fx_struct>::Iterator mit; + fx_struct plugin; + + for (mit=m_mapPluginList.begin(); mit!=m_mapPluginList.end(); ++mit){ + if ( mit != m_mapPluginList.end() ){ + plugin = *mit; + if ( (plugin.EffectID != 0) && (plugin.p != NULL) ){ + // effect active and on stack + plugin.p->deactivate_KS(fx_stack, plugin.EffectID); + kdDebug(100200) << plugin.name << " with Effect ID " << plugin.EffectID << " removed." << endl; + plugin.EffectID = 0; + m_mapPluginList[plugin.name] = plugin; // update Plugin Map + } + } + } +} + + + + + +#include "fxpluginhandler.moc" |