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//
// C++ Implementation: fxpluginhandler
//
// Description:
//
//
// Author: Robert Vogl <voglrobe@lapislazuli>, (C) 2004
//
// Copyright: See COPYING file that comes with this distribution
//
//
// QT includes
#include <tqdir.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(TQObject *tqparent, const char *name, KConfig *config)
: TQObject(tqparent, name), m_config(config)
{
m_mapPluginList.clear();
m_lstActivePlugins.clear();
}
FXPluginHandler::~FXPluginHandler()
{
TQMap<TQString, 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;
TQStringList sRegistered;
fx_struct plugin;
sRegistered.clear();
m_mapPluginList.clear();
KTrader::OfferList offers = KTrader::self()->query("KSayIt/FXPlugin");
KLibFactory *factory = NULL;
TQString library = TQString();
TQString name = TQString();
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.tqcontains( TQString(name) )){
sRegistered.append( TQString(name) );
plugin.name = name;
plugin.library = library;
plugin.description = TQString();
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;
TQMap<TQString, fx_struct>::Iterator mit;
TQStringList::Iterator lit;
// unload all plugins and destroy the effect objects
lit = m_lstActivePlugins.begin();
while ( lit != m_lstActivePlugins.end() ){
mit = m_mapPluginList.tqfind( *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");
TQStringList 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.tqfind(*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( (TQObject*)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 TQString &pname)
{
kdDebug(100200) << "FXPluginHandler::showEffectGUI(): " << pname << endl;
TQMap<TQString, fx_struct>::Iterator mit;
fx_struct plugin;
// find plugin with name==pname in list and show its GUI
mit = m_mapPluginList.tqfind(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( (TQObject*)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(TQStringList &pluginlist)
{
// kdDebug(100200) << "FXPluginHandler::getPlugins" << endl;
pluginlist.clear();
TQString sPname;
TQMap<TQString, 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 TQString &pname,
KArtsServer *server,
StereoEffectStack *fx_stack)
{
kdDebug(100200) << "FXPluginHandler::activateEffect: " << pname << endl;
TQMap<TQString, fx_struct>::Iterator mit;
fx_struct plugin;
// find plugin with name==pname
mit = m_mapPluginList.tqfind(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;
TQMap<TQString, 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"
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