void PatternView::wheelEvent( QWheelEvent * _we )
{
if( m_pat->m_patternType == Pattern::BeatPattern &&
( fixedTCOs() || pixelsPerTact() >= 96 ||
m_pat->m_steps != MidiTime::stepsPerTact() ) &&
_we->y() > height() - s_stepBtnOff->height() )
{
// get the step number that was wheeled on and
// do calculations in floats to prevent rounding errors...
float tmp = ( ( float(_we->x()) - TCO_BORDER_WIDTH ) *
float( m_pat -> m_steps ) ) / float(width() - TCO_BORDER_WIDTH*2);
int step = int( tmp );
if( step >= m_pat->m_steps )
{
return;
}
int vol = 0;
int len = 0;
Note * n = m_pat->noteAtStep( step );
if( n != NULL )
{
vol = n->getVolume();
len = n->length();
if( len == 0 && _we->delta() > 0 )
{
n->setLength( -DefaultTicksPerTact );
n->setVolume( 5 );
}
else if( _we->delta() > 0 )
{
n->setVolume( qMin( 100, vol + 5 ) );
}
else
{
n->setVolume( qMax( 0, vol - 5 ) );
}
Engine::getSong()->setModified();
update();
if( gui->pianoRoll()->currentPattern() == m_pat )
{
gui->pianoRoll()->update();
}
}
_we->accept();
}
else
{
TrackContentObjectView::wheelEvent( _we );
}
}
void PatternView::mouseDoubleClickEvent(QMouseEvent *_me)
{
if( _me->button() != Qt::LeftButton )
{
_me->ignore();
return;
}
if( !fixedTCOs() )
{
openInPianoRoll();
}
}
void patternView::mousePressEvent( QMouseEvent * _me )
{
if( _me->button() == Qt::LeftButton &&
m_pat->m_patternType == pattern::BeatPattern &&
( fixedTCOs() || pixelsPerTact() >= 96 ||
m_pat->m_steps != MidiTime::stepsPerTact() ) &&
_me->y() > height() - s_stepBtnOff->height() )
{
int step = ( _me->x() - TCO_BORDER_WIDTH ) *
m_pat->length() / DefaultBeatsPerTact / width();
if( step >= m_pat->m_steps )
{
return;
}
note * n = m_pat->m_notes[step];
if( n->length() < 0 )
{
n->setLength( 0 );
}
else
{
n->setLength( -DefaultTicksPerTact );
}
engine::getSong()->setModified();
update();
if( engine::getPianoRoll()->currentPattern() == m_pat )
{
engine::getPianoRoll()->update();
}
}
else if( m_pat->m_frozenPattern != NULL &&
_me->button() == Qt::LeftButton &&
_me->modifiers() & Qt::ShiftModifier )
{
QString s;
new stringPairDrag( "sampledata",
m_pat->m_frozenPattern->toBase64( s ),
embed::getIconPixmap( "freeze" ),
this );
}
else
{
trackContentObjectView::mousePressEvent( _me );
}
}
void SampleTCOView::contextMenuEvent( QContextMenuEvent * _cme )
{
if( _cme->modifiers() )
{
return;
}
QMenu contextMenu( this );
if( fixedTCOs() == false )
{
contextMenu.addAction( embed::getIconPixmap( "cancel" ),
tr( "Delete (middle mousebutton)" ),
this, SLOT( remove() ) );
contextMenu.addSeparator();
contextMenu.addAction( embed::getIconPixmap( "edit_cut" ),
tr( "Cut" ), this, SLOT( cut() ) );
}
contextMenu.addAction( embed::getIconPixmap( "edit_copy" ),
tr( "Copy" ), m_tco, SLOT( copy() ) );
contextMenu.addAction( embed::getIconPixmap( "edit_paste" ),
tr( "Paste" ), m_tco, SLOT( paste() ) );
contextMenu.addSeparator();
contextMenu.addAction( embed::getIconPixmap( "muted" ),
tr( "Mute/unmute (<%1> + middle click)" ).arg(
#ifdef LMMS_BUILD_APPLE
"⌘"),
#else
"Ctrl"),
#endif
m_tco, SLOT( toggleMute() ) );
/*contextMenu.addAction( embed::getIconPixmap( "record" ),
tr( "Set/clear record" ),
m_tco, SLOT( toggleRecord() ) );*/
constructContextMenu( &contextMenu );
contextMenu.exec( QCursor::pos() );
}
void PatternView::paintEvent( QPaintEvent * )
{
if( m_needsUpdate == false )
{
QPainter p( this );
p.drawPixmap( 0, 0, m_paintPixmap );
return;
}
QPainter _p( this );
const QColor styleColor = _p.pen().brush().color();
m_pat->changeLength( m_pat->length() );
m_needsUpdate = false;
if( m_paintPixmap.isNull() == true || m_paintPixmap.size() != size() )
{
m_paintPixmap = QPixmap( size() );
}
QPainter p( &m_paintPixmap );
QLinearGradient lingrad( 0, 0, 0, height() );
QColor c;
if(( m_pat->m_patternType != Pattern::BeatPattern ) &&
!( m_pat->getTrack()->isMuted() || m_pat->isMuted() ))
{
c = styleColor;
}
else
{
c = QColor( 80, 80, 80 );
}
if( isSelected() == true )
{
c.setRgb( qMax( c.red() - 128, 0 ), qMax( c.green() - 128, 0 ), 255 );
}
if( m_pat->m_patternType != Pattern::BeatPattern )
{
lingrad.setColorAt( 1, c.darker( 300 ) );
lingrad.setColorAt( 0, c );
}
else
{
lingrad.setColorAt( 0, c.darker( 300 ) );
lingrad.setColorAt( 1, c );
}
p.setBrush( lingrad );
if( gui->pianoRoll()->currentPattern() == m_pat && m_pat->m_patternType != Pattern::BeatPattern )
p.setPen( c.lighter( 130 ) );
else
p.setPen( c.darker( 300 ) );
p.drawRect( QRect( 0, 0, width() - 1, height() - 1 ) );
p.setBrush( QBrush() );
if( m_pat->m_patternType != Pattern::BeatPattern )
{
if( gui->pianoRoll()->currentPattern() == m_pat )
p.setPen( c.lighter( 160 ) );
else
p.setPen( c.lighter( 130 ) );
p.drawRect( QRect( 1, 1, width() - 3, height() - 3 ) );
}
const float ppt = fixedTCOs() ?
( parentWidget()->width() - 2 * TCO_BORDER_WIDTH )
/ (float) m_pat->length().getTact() :
( width() - 2 * TCO_BORDER_WIDTH )
/ (float) m_pat->length().getTact();
const int x_base = TCO_BORDER_WIDTH;
p.setPen( c.darker( 300 ) );
for( tact_t t = 1; t < m_pat->length().getTact(); ++t )
{
p.drawLine( x_base + static_cast<int>( ppt * t ) - 1,
TCO_BORDER_WIDTH, x_base + static_cast<int>(
ppt * t ) - 1, 5 );
p.drawLine( x_base + static_cast<int>( ppt * t ) - 1,
height() - ( 4 + 2 * TCO_BORDER_WIDTH ),
x_base + static_cast<int>( ppt * t ) - 1,
height() - 2 * TCO_BORDER_WIDTH );
}
// melody pattern paint event
if( m_pat->m_patternType == Pattern::MelodyPattern )
{
if( m_pat->m_notes.size() > 0 )
{
// first determine the central tone so that we can
// display the area where most of the m_notes are
// also calculate min/max tones so the tonal range can be
// properly stretched accross the pattern vertically
int central_key = 0;
int max_key = 0;
int min_key = 9999999;
int total_notes = 0;
for( NoteVector::Iterator it = m_pat->m_notes.begin();
it != m_pat->m_notes.end(); ++it )
{
if( ( *it )->length() > 0 )
{
max_key = qMax( max_key, ( *it )->key() );
min_key = qMin( min_key, ( *it )->key() );
central_key += ( *it )->key();
++total_notes;
}
}
if( total_notes > 0 )
{
central_key = central_key / total_notes;
const int keyrange = qMax( qMax( max_key - central_key, central_key - min_key ), 1 );
// debug code
// qDebug( "keyrange: %d", keyrange );
// determine height of the pattern view, sans borders
const int ht = (height() - 1 - TCO_BORDER_WIDTH * 2) -1;
// determine maximum height value for drawing bounds checking
const int max_ht = height() - 1 - TCO_BORDER_WIDTH;
// set colour based on mute status
if( m_pat->getTrack()->isMuted() ||
m_pat->isMuted() )
{
p.setPen( QColor( 160, 160, 160 ) );
}
else
{
p.setPen( fgColor() );
}
// scan through all the notes and draw them on the pattern
for( NoteVector::Iterator it =
m_pat->m_notes.begin();
it != m_pat->m_notes.end(); ++it )
{
// calculate relative y-position
const float y_key =
( float( central_key - ( *it )->key() ) / keyrange + 1.0f ) / 2;
// multiply that by pattern height
const int y_pos = static_cast<int>( TCO_BORDER_WIDTH + y_key * ht ) + 1;
// debug code
// if( ( *it )->length() > 0 ) qDebug( "key %d, central_key %d, y_key %f, y_pos %d", ( *it )->key(), central_key, y_key, y_pos );
// check that note isn't out of bounds, and has a length
if( ( *it )->length() > 0 &&
y_pos >= TCO_BORDER_WIDTH &&
y_pos <= max_ht )
{
// calculate start and end x-coords of the line to be drawn
const int x1 = x_base +
static_cast<int>
( ( *it )->pos() * ( ppt / MidiTime::ticksPerTact() ) );
const int x2 = x_base +
static_cast<int>
( ( ( *it )->pos() + ( *it )->length() ) * ( ppt / MidiTime::ticksPerTact() ) );
// check bounds, draw line
if( x1 < width() - TCO_BORDER_WIDTH )
p.drawLine( x1, y_pos,
qMin( x2, width() - TCO_BORDER_WIDTH ), y_pos );
}
}
}
}
}
// beat pattern paint event
else if( m_pat->m_patternType == Pattern::BeatPattern &&
( fixedTCOs() || ppt >= 96
|| m_pat->m_steps != MidiTime::stepsPerTact() ) )
{
QPixmap stepon;
QPixmap stepoverlay;
QPixmap stepoff;
QPixmap stepoffl;
const int steps = qMax( 1,
m_pat->m_steps );
const int w = width() - 2 * TCO_BORDER_WIDTH;
// scale step graphics to fit the beat pattern length
stepon = s_stepBtnOn->scaled( w / steps,
s_stepBtnOn->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoverlay = s_stepBtnOverlay->scaled( w / steps,
s_stepBtnOn->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoff = s_stepBtnOff->scaled( w / steps,
s_stepBtnOff->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoffl = s_stepBtnOffLight->scaled( w / steps,
s_stepBtnOffLight->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
for( int it = 0; it < steps; it++ ) // go through all the steps in the beat pattern
{
Note * n = m_pat->noteAtStep( it );
// figure out x and y coordinates for step graphic
const int x = TCO_BORDER_WIDTH + static_cast<int>( it * w / steps );
const int y = height() - s_stepBtnOff->height() - 1;
// get volume and length of note, if noteAtStep returned null
// (meaning, note at step doesn't exist for some reason)
// then set both at zero, ie. treat as an off step
const int vol = ( n != NULL ? n->getVolume() : 0 );
const int len = ( n != NULL ? int( n->length() ) : 0 );
if( len < 0 )
{
p.drawPixmap( x, y, stepoff );
for( int i = 0; i < vol / 5 + 1; ++i )
{
p.drawPixmap( x, y, stepon );
}
for( int i = 0; i < ( 25 + ( vol - 75 ) ) / 5;
++i )
{
p.drawPixmap( x, y, stepoverlay );
}
}
else if( ( it / 4 ) % 2 )
{
p.drawPixmap( x, y, stepoffl );
}
else
{
p.drawPixmap( x, y, stepoff );
}
} // end for loop
}
p.setFont( pointSize<8>( p.font() ) );
QColor text_color = ( m_pat->isMuted() || m_pat->getTrack()->isMuted() )
? QColor( 30, 30, 30 )
: textColor();
if( m_pat->name() != m_pat->instrumentTrack()->name() )
{
p.setPen( QColor( 0, 0, 0 ) );
p.drawText( 4, p.fontMetrics().height()+1, m_pat->name() );
p.setPen( text_color );
p.drawText( 3, p.fontMetrics().height(), m_pat->name() );
}
if( m_pat->isMuted() )
{
p.drawPixmap( 3, p.fontMetrics().height() + 1,
embed::getIconPixmap( "muted", 16, 16 ) );
}
p.end();
_p.drawPixmap( 0, 0, m_paintPixmap );
}
void PatternView::mousePressEvent( QMouseEvent * _me )
{
if( _me->button() == Qt::LeftButton &&
m_pat->m_patternType == Pattern::BeatPattern &&
( fixedTCOs() || pixelsPerTact() >= 96 ||
m_pat->m_steps != MidiTime::stepsPerTact() ) &&
_me->y() > height() - s_stepBtnOff->height() )
// when mouse button is pressed in beat/bassline -mode
{
// get the step number that was clicked on and
// do calculations in floats to prevent rounding errors...
float tmp = ( ( float(_me->x()) - TCO_BORDER_WIDTH ) *
float( m_pat -> m_steps ) ) / float(width() - TCO_BORDER_WIDTH*2);
int step = int( tmp );
// debugging to ensure we get the correct step...
// qDebug( "Step (%f) %d", tmp, step );
if( step >= m_pat->m_steps )
{
qDebug( "Something went wrong in pattern.cpp: step %d doesn't exist in pattern!", step );
return;
}
Note * n = m_pat->noteAtStep( step );
// if note at step not found, ensureBeatNotes and try again
if( n == NULL )
{
m_pat -> ensureBeatNotes();
n = m_pat->noteAtStep( step );
if( n == NULL ) // still can't find a note? bail!
{
qDebug( "Something went wrong in pattern.cpp: couldn't add note at step %d!", step );
return;
}
}
else // note at step found
{
m_pat->addJournalCheckPoint();
if( n->length() < 0 )
{
n->setLength( 0 ); // set note as enabled beat note
}
else
{
n->setLength( -DefaultTicksPerTact ); // set note as disabled beat note
}
}
Engine::getSong()->setModified();
update();
if( gui->pianoRoll()->currentPattern() == m_pat )
{
gui->pianoRoll()->update();
}
}
else
// if not in beat/bassline -mode, let parent class handle the event
{
TrackContentObjectView::mousePressEvent( _me );
}
}
void patternView::paintEvent( QPaintEvent * )
{
if( m_needsUpdate == false )
{
QPainter p( this );
p.drawPixmap( 0, 0, m_paintPixmap );
return;
}
m_pat->changeLength( m_pat->length() );
m_needsUpdate = false;
if( m_paintPixmap.isNull() == true || m_paintPixmap.size() != size() )
{
m_paintPixmap = QPixmap( size() );
}
QPainter p( &m_paintPixmap );
QLinearGradient lingrad( 0, 0, 0, height() );
const QColor c = isSelected() ? QColor( 0, 0, 224 ) :
QColor( 96, 96, 96 );
lingrad.setColorAt( 0, QColor( 16, 16, 16 ) );
lingrad.setColorAt( 0.5, c );
lingrad.setColorAt( 1, QColor( 16, 16, 16 ) );
p.setBrush( lingrad );
p.setPen( QColor( 0, 0, 0 ) );
//p.drawRect( 0, 0, width() - 1, height() - 1 );
p.drawRect( QRect( 0, 0, width() - 1, height() - 1 ) );
const float ppt = fixedTCOs() ?
( parentWidget()->width() - 2 * TCO_BORDER_WIDTH )
/ (float) m_pat->length().getTact() :
pixelsPerTact();
const int x_base = TCO_BORDER_WIDTH;
p.setPen( QColor( 0, 0, 0 ) );
for( tact_t t = 1; t < m_pat->length().getTact(); ++t )
{
p.drawLine( x_base + static_cast<int>( ppt * t ) - 1,
TCO_BORDER_WIDTH, x_base + static_cast<int>(
ppt * t ) - 1, 5 );
p.drawLine( x_base + static_cast<int>( ppt * t ) - 1,
height() - ( 4 + 2 * TCO_BORDER_WIDTH ),
x_base + static_cast<int>( ppt * t ) - 1,
height() - 2 * TCO_BORDER_WIDTH );
}
if( m_pat->m_patternType == pattern::MelodyPattern )
{
int central_key = 0;
if( m_pat->m_notes.size() > 0 )
{
// first determine the central tone so that we can
// display the area where most of the m_notes are
int total_notes = 0;
for( NoteVector::Iterator it = m_pat->m_notes.begin();
it != m_pat->m_notes.end(); ++it )
{
if( ( *it )->length() > 0 )
{
central_key += ( *it )->key();
++total_notes;
}
}
if( total_notes > 0 )
{
central_key = central_key / total_notes;
const int central_y = height() / 2;
int y_base = central_y + TCO_BORDER_WIDTH -1;
if( m_pat->getTrack()->isMuted() ||
m_pat->isMuted() )
{
p.setPen( QColor( 160, 160, 160 ) );
}
else if( m_pat->m_frozenPattern != NULL )
{
p.setPen( QColor( 0x70, 0xFF, 0xFF ) );
}
else
{
p.setPen( QColor( 0x77, 0xC7, 0xD8 ) );
}
for( NoteVector::Iterator it =
m_pat->m_notes.begin();
it != m_pat->m_notes.end(); ++it )
{
const int y_pos = central_key -
( *it )->key();
if( ( *it )->length() > 0 &&
y_pos > -central_y &&
y_pos < central_y )
{
const int x1 = 2 * x_base +
static_cast<int>( ( *it )->pos() * ppt /
MidiTime::ticksPerTact() );
const int x2 =
static_cast<int>( ( ( *it )->pos() + ( *it )->length() ) * ppt / MidiTime::ticksPerTact() );
p.drawLine( x1, y_base + y_pos,
x2, y_base + y_pos );
}
}
}
}
}
else if( m_pat->m_patternType == pattern::BeatPattern &&
( fixedTCOs() || ppt >= 96
|| m_pat->m_steps != MidiTime::stepsPerTact() ) )
{
QPixmap stepon;
QPixmap stepoverlay;
QPixmap stepoff;
QPixmap stepoffl;
const int steps = qMax( 1,
m_pat->length() / DefaultBeatsPerTact );
const int w = width() - 2 * TCO_BORDER_WIDTH;
stepon = s_stepBtnOn->scaled( w / steps,
s_stepBtnOn->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoverlay = s_stepBtnOverlay->scaled( w / steps,
s_stepBtnOn->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoff = s_stepBtnOff->scaled( w / steps,
s_stepBtnOff->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
stepoffl = s_stepBtnOffLight->scaled( w / steps,
s_stepBtnOffLight->height(),
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation );
for( NoteVector::Iterator it = m_pat->m_notes.begin();
it != m_pat->m_notes.end(); ++it )
{
const int no = ( *it )->pos() / DefaultBeatsPerTact;
const int x = TCO_BORDER_WIDTH + static_cast<int>( no *
w / steps );
const int y = height() - s_stepBtnOff->height() - 1;
const int vol = ( *it )->getVolume();
if( ( *it )->length() < 0 )
{
p.drawPixmap( x, y, stepoff );
for( int i = 0; i < vol / 5 + 1; ++i )
{
p.drawPixmap( x, y, stepon );
}
for( int i = 0; i < ( 25 + ( vol - 75 ) ) / 5;
++i )
{
p.drawPixmap( x, y, stepoverlay );
}
}
else if( ( no / 4 ) % 2 )
{
p.drawPixmap( x, y, stepoff );
}
else
{
p.drawPixmap( x, y, stepoffl );
}
}
}
p.setFont( pointSize<8>( p.font() ) );
if( m_pat->isMuted() || m_pat->getTrack()->isMuted() )
{
p.setPen( QColor( 192, 192, 192 ) );
}
else
{
p.setPen( QColor( 32, 240, 101 ) );
}
if( m_pat->name() != m_pat->instrumentTrack()->name() )
{
p.drawText( 2, p.fontMetrics().height() - 1, m_pat->name() );
}
if( m_pat->isMuted() )
{
p.drawPixmap( 3, p.fontMetrics().height() + 1,
embed::getIconPixmap( "muted", 16, 16 ) );
}
else if( m_pat->m_frozenPattern != NULL )
{
p.setBrush( QBrush() );
p.setPen( QColor( 0x70, 255, 255 ) );
p.drawRect( 0, 0, width()-1, height() - 1 );
p.drawPixmap( 3, height() - s_frozen->height() - 4, *s_frozen );
}
p.end();
p.begin( this );
p.drawPixmap( 0, 0, m_paintPixmap );
}
void SampleTCOView::paintEvent( QPaintEvent * pe )
{
QPainter painter( this );
if( !needsUpdate() )
{
painter.drawPixmap( 0, 0, m_paintPixmap );
return;
}
setNeedsUpdate( false );
if (m_paintPixmap.isNull() || m_paintPixmap.size() != size())
{
m_paintPixmap = QPixmap(size());
}
QPainter p( &m_paintPixmap );
QLinearGradient lingrad( 0, 0, 0, height() );
QColor c;
bool muted = m_tco->getTrack()->isMuted() || m_tco->isMuted();
// state: selected, muted, normal
c = isSelected() ? selectedColor() : ( muted ? mutedBackgroundColor()
: painter.background().color() );
lingrad.setColorAt( 1, c.darker( 300 ) );
lingrad.setColorAt( 0, c );
// paint a black rectangle under the pattern to prevent glitches with transparent backgrounds
p.fillRect( rect(), QColor( 0, 0, 0 ) );
if( gradient() )
{
p.fillRect( rect(), lingrad );
}
else
{
p.fillRect( rect(), c );
}
p.setPen( !muted ? painter.pen().brush().color() : mutedColor() );
const int spacing = TCO_BORDER_WIDTH + 1;
const float ppt = fixedTCOs() ?
( parentWidget()->width() - 2 * TCO_BORDER_WIDTH )
/ (float) m_tco->length().getTact() :
pixelsPerTact();
float nom = Engine::getSong()->getTimeSigModel().getNumerator();
float den = Engine::getSong()->getTimeSigModel().getDenominator();
float ticksPerTact = DefaultTicksPerTact * nom / den;
float offset = m_tco->startTimeOffset() / ticksPerTact * pixelsPerTact();
QRect r = QRect( TCO_BORDER_WIDTH + offset, spacing,
qMax( static_cast<int>( m_tco->sampleLength() * ppt / ticksPerTact ), 1 ), rect().bottom() - 2 * spacing );
m_tco->m_sampleBuffer->visualize( p, r, pe->rect() );
QFileInfo fileInfo(m_tco->m_sampleBuffer->audioFile());
QString filename = fileInfo.fileName();
paintTextLabel(filename, p);
// disable antialiasing for borders, since its not needed
p.setRenderHint( QPainter::Antialiasing, false );
// inner border
p.setPen( c.lighter( 160 ) );
p.drawRect( 1, 1, rect().right() - TCO_BORDER_WIDTH,
rect().bottom() - TCO_BORDER_WIDTH );
// outer border
p.setPen( c.darker( 300 ) );
p.drawRect( 0, 0, rect().right(), rect().bottom() );
// draw the 'muted' pixmap only if the pattern was manualy muted
if( m_tco->isMuted() )
{
const int spacing = TCO_BORDER_WIDTH;
const int size = 14;
p.drawPixmap( spacing, height() - ( size + spacing ),
embed::getIconPixmap( "muted", size, size ) );
}
// recording sample tracks is not possible at the moment
/* if( m_tco->isRecord() )
{
p.setFont( pointSize<7>( p.font() ) );
p.setPen( textShadowColor() );
p.drawText( 10, p.fontMetrics().height()+1, "Rec" );
p.setPen( textColor() );
p.drawText( 9, p.fontMetrics().height(), "Rec" );
p.setBrush( QBrush( textColor() ) );
p.drawEllipse( 4, 5, 4, 4 );
}*/
p.end();
painter.drawPixmap( 0, 0, m_paintPixmap );
}
