plugins/ladspa_browser/ladspa_description.cpp

   1 /*
   2  * ladspa_description.cpp - LADSPA plugin description
   3  *
   4  * Copyright (c) 2007 Javier Serrano Polo <jasp00/at/users.sourceforge.net>
   5  *
   6  * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public
  19  * License along with this program (see COPYING); if not, write to the
  20  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  21  * Boston, MA 02110-1301 USA.
  22  *
  23  */
  24
  25 #include "ladspa_description.h"
  26
  27 #include <QtGui/QGroupBox>
  28 #include <QtGui/QLabel>
  29 #include <QtGui/QListWidget>
  30 #include <QtGui/QScrollArea>
  31 #include <QtGui/QVBoxLayout>
  32
  33 #include "AudioDevice.h"
  34 #include "engine.h"
  35 #include "ladspa_2_lmms.h"
  36 #include "mixer.h"
  37
  38
  39
  40 ladspaDescription::ladspaDescription( QWidget * _parent,
  41                                                 ladspaPluginType _type ) :
  42         QWidget( _parent )
  43 {
  44         ladspa2LMMS * manager = engine::getLADSPAManager();
  45
  46         l_sortable_plugin_t plugins;
  47         switch( _type )
  48         {
  49                 case SOURCE:
  50                         plugins = manager->getInstruments();
  51                         break;
  52                 case TRANSFER:
  53                         plugins = manager->getValidEffects();
  54                         break;
  55                 case VALID:
  56                         plugins = manager->getValidEffects();
  57                         break;
  58                 case INVALID:
  59                         plugins = manager->getInvalidEffects();
  60                         break;
  61                 case SINK:
  62                         plugins = manager->getAnalysisTools();
  63                         break;
  64                 case OTHER:
  65                         plugins = manager->getOthers();
  66                         break;
  67                 default:
  68                         break;
  69         }
  70
  71         QList<QString> pluginNames;
  72         for( l_sortable_plugin_t::iterator it = plugins.begin();
  73                     it != plugins.end(); it++ )
  74         {
  75                 if( _type != VALID ||
  76                         manager->getDescription( ( *it ).second )->inputChannels
  77                                 <= engine::getMixer()->audioDev()->channels() )
  78                 {
  79                         pluginNames.push_back( ( *it ).first );
  80                         m_pluginKeys.push_back( ( *it ).second );
  81                 }
  82         }
  83
  84         QGroupBox * pluginsBox = new QGroupBox( tr( "Plugins" ), this );
  85         QListWidget * pluginList = new QListWidget( pluginsBox );
  86         pluginList->addItems( pluginNames );
  87         connect( pluginList, SIGNAL( currentRowChanged( int ) ),
  88                                                 SLOT( rowChanged( int ) ) );
  89         connect( pluginList, SIGNAL( itemDoubleClicked( QListWidgetItem * ) ),
  90                                 SLOT( onDoubleClicked( QListWidgetItem * ) ) );
  91         ( new QVBoxLayout( pluginsBox ) )->addWidget( pluginList );
  92
  93         QGroupBox * descriptionBox = new QGroupBox( tr( "Description" ), this );
  94         QVBoxLayout * descriptionLayout = new QVBoxLayout( descriptionBox );
  95         descriptionLayout->setSpacing( 0 );
  96         descriptionLayout->setMargin( 0 );
  97
  98         m_scrollArea = new QScrollArea( descriptionBox );
  99         descriptionLayout->addWidget( m_scrollArea );
 100
 101         QVBoxLayout * layout = new QVBoxLayout( this );
 102         layout->addWidget( pluginsBox );
 103         layout->addWidget( descriptionBox );
 104
 105         if( pluginList->count() > 0 )
 106         {
 107                 pluginList->setCurrentRow( 0 );
 108                 m_currentSelection = m_pluginKeys[0];
 109                 update( m_currentSelection );
 110         }
 111 }
 112
 113
 114
 115
 116 ladspaDescription::~ladspaDescription()
 117 {
 118 }
 119
 120
 121
 122
 123 void ladspaDescription::update( const ladspa_key_t & _key )
 124 {
 125         QWidget * description = new QWidget;
 126         m_scrollArea->setWidget( description );
 127
 128         QVBoxLayout * layout = new QVBoxLayout( description );
 129         layout->setSizeConstraint( QLayout::SetFixedSize );
 130
 131         ladspa2LMMS * manager = engine::getLADSPAManager();
 132
 133         QLabel * name = new QLabel( description );
 134         name->setText( QWidget::tr( "Name: " ) + manager->getName( _key ) );
 135         layout->addWidget( name );
 136
 137         QWidget * maker = new QWidget( description );
 138         QHBoxLayout * makerLayout = new QHBoxLayout( maker );
 139         makerLayout->setMargin( 0 );
 140         makerLayout->setSpacing( 0 );
 141         layout->addWidget( maker );
 142
 143         QLabel * maker_label = new QLabel( maker );
 144         maker_label->setText( QWidget::tr( "Maker: " ) );
 145         maker_label->setAlignment( Qt::AlignTop );
 146         QLabel * maker_content = new QLabel( maker );
 147         maker_content->setText( manager->getMaker( _key ) );
 148         maker_content->setWordWrap( true );
 149         makerLayout->addWidget( maker_label );
 150         makerLayout->addWidget( maker_content, 1 );
 151
 152         QWidget * copyright = new QWidget( description );
 153         QHBoxLayout * copyrightLayout = new QHBoxLayout( copyright );
 154         copyrightLayout->setMargin( 0 );
 155         copyrightLayout->setSpacing( 0 );
 156         layout->addWidget( copyright );
 157
 158         QLabel * copyright_label = new QLabel( copyright );
 159         copyright_label->setText( QWidget::tr( "Copyright: " ) );
 160         copyright_label->setAlignment( Qt::AlignTop );
 161
 162         QLabel * copyright_content = new QLabel( copyright );
 163         copyright_content->setText( manager->getCopyright( _key ) );
 164         copyright_content->setWordWrap( true );
 165         copyrightLayout->addWidget( copyright_label );
 166         copyrightLayout->addWidget( copyright_content, 1 );
 167
 168         QLabel * requiresRealTime = new QLabel( description );
 169         requiresRealTime->setText( QWidget::tr( "Requires Real Time: " ) +
 170                                 ( manager->hasRealTimeDependency( _key ) ?
 171                                                         QWidget::tr( "Yes" ) :
 172                                                         QWidget::tr( "No" ) ) );
 173         layout->addWidget( requiresRealTime );
 174
 175         QLabel * realTimeCapable = new QLabel( description );
 176         realTimeCapable->setText( QWidget::tr( "Real Time Capable: " ) +
 177                                         ( manager->isRealTimeCapable( _key ) ?
 178                                                         QWidget::tr( "Yes" ) :
 179                                                         QWidget::tr( "No" ) ) );
 180         layout->addWidget( realTimeCapable );
 181
 182         QLabel * inplaceBroken = new QLabel( description );
 183         inplaceBroken->setText( QWidget::tr( "In Place Broken: " ) +
 184                                         ( manager->isInplaceBroken( _key ) ?
 185                                                         QWidget::tr( "Yes" ) :
 186                                                         QWidget::tr( "No" ) ) );
 187         layout->addWidget( inplaceBroken );
 188
 189         QLabel * channelsIn = new QLabel( description );
 190         channelsIn->setText( QWidget::tr( "Channels In: " ) + QString::number(
 191                         manager->getDescription( _key )->inputChannels ) );
 192         layout->addWidget( channelsIn );
 193
 194         QLabel * channelsOut = new QLabel( description );
 195         channelsOut->setText( QWidget::tr( "Channels Out: " ) + QString::number(
 196                         manager->getDescription( _key )->outputChannels ) );
 197         layout->addWidget( channelsOut );
 198 }
 199
 200
 201
 202
 203 void ladspaDescription::rowChanged( int _pluginIndex )
 204 {
 205         m_currentSelection = m_pluginKeys[_pluginIndex];
 206         update( m_currentSelection );
 207 }
 208
 209
 210
 211
 212 void ladspaDescription::onDoubleClicked( QListWidgetItem * _item )
 213 {
 214         emit( doubleClicked( m_currentSelection ) );
 215 }
 216
 217
 218
 219
 220 #include "moc_ladspa_description.cxx"