void SongEditorPatternList::movePatternLine( int nSourcePattern , int nTargetPattern )
{
Engine *engine = g_engine;
T<Song>::shared_ptr pSong = engine->getSong();
PatternList *pPatternList = pSong->get_pattern_list();
// move instruments...
T<Tritium::Pattern>::shared_ptr pSourcePattern = pPatternList->get( nSourcePattern );//Instrument *pSourceInstr = pPatternList->get(nSourcePattern);
if ( nSourcePattern < nTargetPattern) {
for (int nPatr = nSourcePattern; nPatr < nTargetPattern; nPatr++) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr + 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pSourcePattern, nTargetPattern );
}
else {
for (int nPatr = nSourcePattern; nPatr >= nTargetPattern; nPatr--) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr - 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pSourcePattern, nTargetPattern );
}
engine->setSelectedPatternNumber( nTargetPattern );
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
}
void SongEditorPatternList::dropEvent(QDropEvent *event)
{
QString sText = event->mimeData()->text();
if( sText.startsWith("Songs:") || sText.startsWith("move instrument:") ){
event->acceptProposedAction();
return;
}
if (sText.startsWith("move pattern:")) {
Engine *engine = g_engine;
int nSourcePattern = engine->getSelectedPatternNumber();
int nTargetPattern = event->pos().y() / m_nGridHeight;
if ( nSourcePattern == nTargetPattern ) {
event->acceptProposedAction();
return;
}
movePatternLine( nSourcePattern , nTargetPattern );
event->acceptProposedAction();
}else {
PatternList *pPatternList = g_engine->getSong()->get_pattern_list();
QStringList tokens = sText.split( "::" );
QString sPatternName = tokens.at( 1 );
int nTargetPattern = event->pos().y() / m_nGridHeight;
LocalFileMng mng(g_engine);
T<Pattern>::shared_ptr err = mng.loadPattern( sPatternName );
if ( err == 0 ) {
ERRORLOG( "Error loading the pattern" );
}else{
T<Pattern>::shared_ptr pNewPattern = err;
pPatternList->add( pNewPattern );
for (int nPatr = pPatternList->get_size() +1 ; nPatr >= nTargetPattern; nPatr--) {
T<Tritium::Pattern>::shared_ptr pPattern = pPatternList->get(nPatr - 1);
pPatternList->replace( pPattern, nPatr );
}
pPatternList->replace( pNewPattern, nTargetPattern );
g_engine->getSong()->set_modified( true );
createBackground();
update();
}
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
event->acceptProposedAction();
}
}
void SongEditorPatternList::patternPopup_load()
{
Engine *engine = g_engine;
int tmpselectedpatternpos = engine->getSelectedPatternNumber();
T<Song>::shared_ptr song = engine->getSong();
PatternList *pPatternList = song->get_pattern_list();
T<Instrument>::shared_ptr instr = engine->get_sampler()->get_instrument_list()->get( 0 );
assert( instr );
QDir dirPattern( g_engine->get_preferences()->getDataDirectory() + "/patterns" );
std::auto_ptr<QFileDialog> fd( new QFileDialog );
fd->setFileMode(QFileDialog::ExistingFile);
fd->setFilter( trUtf8("Hydrogen Pattern (*.h2pattern)") );
fd->setDirectory(dirPattern );
fd->setWindowTitle( trUtf8( "Open Pattern" ) );
QString filename;
if (fd->exec() == QDialog::Accepted) {
filename = fd->selectedFiles().first();
}
else
{
return;
}
LocalFileMng mng(g_engine);
LocalFileMng fileMng(g_engine);
T<Pattern>::shared_ptr err = fileMng.loadPattern( filename );
if ( err == 0 ) {
ERRORLOG( "Error loading the pattern" );
}else{
T<Pattern>::shared_ptr pNewPattern = err;
pPatternList->add( pNewPattern );
song->set_modified( true );
createBackground();
update();
}
int listsize = pPatternList->get_size();
engine->setSelectedPatternNumber( listsize -1 );
T<Pattern>::shared_ptr pTemp = pPatternList->get( engine->getSelectedPatternNumber() );
pPatternList->replace( pPatternList->get( tmpselectedpatternpos ), listsize -1);
pPatternList->replace( pTemp, tmpselectedpatternpos );
listsize = pPatternList->get_size();
engine->setSelectedPatternNumber( listsize -1 );
patternPopup_delete();
engine->setSelectedPatternNumber( tmpselectedpatternpos );
CompositeApp::get_instance()->getSongEditorPanel()->updateAll();
}