void GraphicsBoard::paint(QPainter* painter,
const QStyleOptionGraphicsItem* option,
QWidget* widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
QRectF rect(m_rect.topLeft(), QSizeF(m_squareSize, m_squareSize));
const qreal rLeft = rect.left();
// paint squares
for (int y = 0; y < m_ranks; y++)
{
rect.moveLeft(rLeft);
for (int x = 0; x < m_files; x++)
{
if ((x % 2) == (y % 2))
painter->fillRect(rect, m_lightColor);
else
painter->fillRect(rect, m_darkColor);
rect.moveLeft(rect.left() + m_squareSize);
}
rect.moveTop(rect.top() + m_squareSize);
}
auto font = painter->font();
font.setPointSizeF(font.pointSizeF() * 0.7);
painter->setFont(font);
// paint file coordinates
const QString alphabet = "abcdefghijklmnopqrstuvwxyz";
for (int i = 0; i < m_files; i++)
{
const qreal tops[] = {m_rect.top() - m_coordSize,
m_rect.bottom()};
for (const auto top : tops)
{
rect = QRectF(m_rect.left() + (m_squareSize * i), top,
m_squareSize, m_coordSize);
int file = m_flipped ? m_files - i - 1 : i;
painter->drawText(rect, Qt::AlignCenter, alphabet[file]);
}
}
// paint rank coordinates
for (int i = 0; i < m_ranks; i++)
{
const qreal lefts[] = {m_rect.left() - m_coordSize,
m_rect.right()};
for (const auto left : lefts)
{
rect = QRectF(left, m_rect.top() + (m_squareSize * i),
m_coordSize, m_squareSize);
int rank = m_flipped ? i + 1 : m_ranks - i;
const auto num = QString::number(rank);
painter->drawText(rect, Qt::AlignCenter, num);
}
}
}
void knob::setLabel( const QString & _txt )
{
m_label = _txt;
if( m_knobPixmap )
{
setFixedSize( qMax<int>( m_knobPixmap->width(),
QFontMetrics( pointSizeF( font(), 6.5) ).width( m_label ) ),
m_knobPixmap->height() + 10 );
}
update();
}
void EffectView::paintEvent( QPaintEvent * )
{
QPainter p( this );
p.drawPixmap( 0, 0, m_bg );
QFont f = pointSizeF( font(), 7.5f );
f.setBold( true );
p.setFont( f );
p.setPen( palette().shadow().color() );
p.drawText( 6, 55, model()->displayName() );
p.setPen( palette().text().color() );
p.drawText( 5, 54, model()->displayName() );
}
void LcdWidget::updateSize()
{
int margin = 1;
if (m_label.isEmpty()) {
setFixedSize( m_cellWidth * m_numDigits + 2*(margin+m_marginWidth),
m_cellHeight + (2*margin) );
}
else {
setFixedSize( qMax<int>(
m_cellWidth * m_numDigits + 2*(margin+m_marginWidth),
QFontMetrics( pointSizeF( font(), 6.5 ) ).width( m_label ) ),
m_cellHeight + (2*margin) + 9 );
}
update();
}
static void drawFxLine( QPainter* p, const QWidget *fxLine, const QString& name, bool isActive, bool sendToThis )
{
int width = fxLine->rect().width();
int height = fxLine->rect().height();
QColor bg_color = QApplication::palette().color( QPalette::Active,
QPalette::Background );
QColor sh_color = QApplication::palette().color( QPalette::Active,
QPalette::Shadow );
QColor te_color = QApplication::palette().color( QPalette::Active,
QPalette::Text );
QColor bt_color = QApplication::palette().color( QPalette::Active,
QPalette::BrightText );
p->fillRect( fxLine->rect(), isActive ? bg_color.lighter(130) : bg_color );
p->setPen( bg_color.darker(130) );
p->drawRect( 0, 0, width-2, height-2 );
p->setPen( bg_color.lighter(150) );
p->drawRect( 1, 1, width-2, height-2 );
p->setPen( isActive ? sh_color : bg_color.darker(130) );
p->drawRect( 0, 0, width-1, height-1 );
// draw the mixer send background
if( sendToThis )
{
p->drawPixmap(2, 0, 28, 56,
embed::getIconPixmap("send_bg_arrow", 28, 56));
}
// draw the channel name
p->rotate( -90 );
p->setFont( pointSizeF( fxLine->font(), 7.5f ) );
p->setPen( sh_color );
p->drawText( -146, 21, name );
p->setPen( isActive ? bt_color : te_color );
p->drawText( -145, 20, name );
}
void knob::paintEvent( QPaintEvent * _me )
{
QPainter p( this );
drawKnob( &p );
if( !m_label.isEmpty() )
{
p.setFont( pointSizeF( p.font(), 6.5 ) );
/* p.setPen( QColor( 64, 64, 64 ) );
p.drawText( width() / 2 -
p.fontMetrics().width( m_label ) / 2 + 1,
height() - 1, m_label );*/
p.setPen( QColor( 255, 255, 255 ) );
p.drawText( width() / 2 -
p.fontMetrics().width( m_label ) / 2,
height() - 2, m_label );
}
}
void FxLine::drawFxLine( QPainter* p, const FxLine *fxLine, const QString& name, bool isActive, bool sendToThis, bool receiveFromThis )
{
int width = fxLine->rect().width();
int height = fxLine->rect().height();
QColor sh_color = QApplication::palette().color( QPalette::Active,
QPalette::Shadow );
QColor te_color = p->pen().brush().color();
QColor bt_color = QApplication::palette().color( QPalette::Active,
QPalette::BrightText );
p->fillRect( fxLine->rect(), isActive ? fxLine->backgroundActive() : p->background() );
p->setPen( QColor( 255, 255, 255, isActive ? 100 : 50 ) );
p->drawRect( 1, 1, width-3, height-3 );
p->setPen( isActive ? sh_color : QColor( 0, 0, 0, 50 ) );
p->drawRect( 0, 0, width-1, height-1 );
// draw the mixer send background
if( sendToThis )
{
p->drawPixmap( 2, 0, 29, 56, *s_sendBgArrow );
}
else if( receiveFromThis )
{
p->drawPixmap( 2, 0, 29, 56, *s_receiveBgArrow );
}
// draw the channel name
p->rotate( -90 );
p->setFont( pointSizeF( fxLine->font(), 7.5f ) );
p->setPen( sh_color );
p->drawText( -146, 21, name );
p->setPen( isActive ? bt_color : te_color );
p->drawText( -145, 20, name );
}
void ControllerView::paintEvent( QPaintEvent * )
{
QPainter p( this );
p.drawPixmap( 0, 0, m_bg );
QFont f = pointSizeF( font(), 7.5f );
f.setBold( true );
p.setFont( f );
Controller * c = castModel<Controller>();
p.setPen( QColor( 64, 64, 64 ) );
p.drawText( 7, 13, c->displayName() );
p.setPen( Qt::white );
p.drawText( 6, 12, c->displayName() );
f.setBold( false );
p.setFont( f );
p.drawText( 8, 26, c->name() );
}
FileBrowserTreeWidget::FileBrowserTreeWidget(QWidget * parent ) :
QTreeWidget( parent ),
m_mousePressed( false ),
m_pressPos(),
m_previewPlayHandle( NULL ),
m_pphMutex( QMutex::Recursive ),
m_contextMenuItem( NULL )
{
setColumnCount( 1 );
headerItem()->setHidden( true );
setSortingEnabled( false );
setFont( pointSizeF( font(), 7.5f ) );
connect( this, SIGNAL( itemDoubleClicked( QTreeWidgetItem *, int ) ),
SLOT( activateListItem( QTreeWidgetItem *, int ) ) );
connect( this, SIGNAL( itemCollapsed( QTreeWidgetItem * ) ),
SLOT( updateDirectory( QTreeWidgetItem * ) ) );
connect( this, SIGNAL( itemExpanded( QTreeWidgetItem * ) ),
SLOT( updateDirectory( QTreeWidgetItem * ) ) );
}
void LcdWidget::paintEvent( QPaintEvent* )
{
QPainter p( this );
QSize cellSize( m_cellWidth, m_cellHeight );
QRect cellRect( 0, 0, m_cellWidth, m_cellHeight );
int margin = 1; // QStyle::PM_DefaultFrameWidth;
//int lcdWidth = m_cellWidth * m_numDigits + (margin*m_marginWidth)*2;
// p.translate( width() / 2 - lcdWidth / 2, 0 );
p.save();
p.translate( margin, margin );
// Left Margin
p.drawPixmap( cellRect, *m_lcdPixmap,
QRect( QPoint( charsPerPixmap*m_cellWidth,
isEnabled()?0:m_cellHeight ),
cellSize ) );
p.translate( m_marginWidth, 0 );
// Padding
for( int i=0; i < m_numDigits - m_display.length(); i++ )
{
p.drawPixmap( cellRect, *m_lcdPixmap,
QRect( QPoint( 10 * m_cellWidth, isEnabled()?0:m_cellHeight) , cellSize ) );
p.translate( m_cellWidth, 0 );
}
// Digits
for( int i=0; i < m_display.length(); i++ )
{
int val = m_display[i].digitValue();
if( val < 0 )
{
if( m_display[i] == '-' )
val = 11;
else
val = 10;
}
p.drawPixmap( cellRect, *m_lcdPixmap,
QRect( QPoint( val*m_cellWidth,
isEnabled()?0:m_cellHeight ),
cellSize ) );
p.translate( m_cellWidth, 0 );
}
// Right Margin
p.drawPixmap( QRect( 0, 0, m_marginWidth-1, m_cellHeight ), *m_lcdPixmap,
QRect( charsPerPixmap*m_cellWidth, isEnabled()?0:m_cellHeight,
m_cellWidth / 2, m_cellHeight ) );
p.restore();
// Border
QStyleOptionFrame opt;
opt.initFrom( this );
opt.state = QStyle::State_Sunken;
opt.rect = QRect( 0, 0, m_cellWidth * m_numDigits + (margin+m_marginWidth)*2 - 1,
m_cellHeight + (margin*2) );
style()->drawPrimitive( QStyle::PE_Frame, &opt, &p, this );
p.resetTransform();
// Label
if( !m_label.isEmpty() )
{
p.setFont( pointSizeF( p.font(), 6.5 ) );
p.setPen( QColor( 64, 64, 64 ) );
p.drawText( width() / 2 -
p.fontMetrics().width( m_label ) / 2 + 1,
height(), m_label );
p.setPen( QColor( 255, 255, 255 ) );
p.drawText( width() / 2 -
p.fontMetrics().width( m_label ) / 2,
height() - 1, m_label );
}
}
Knob::Knob( knobTypes _knob_num, QWidget * _parent, const QString & _name ) :
DEFAULT_KNOB_INITIALIZER_LIST,
m_knobNum( _knob_num )
{
initUi( _name );
}
Knob::Knob( QWidget * _parent, const QString & _name ) :
DEFAULT_KNOB_INITIALIZER_LIST,
m_knobNum( knobBright_26 )
{
initUi( _name );
}
#undef DEFAULT_KNOB_INITIALIZER_LIST
void Knob::initUi( const QString & _name )
{
if( s_textFloat == NULL )
{
s_textFloat = new TextFloat;
}
setWindowTitle( _name );
onKnobNumUpdated();
setTotalAngle( 270.0f );
setInnerRadius( 1.0f );
setOuterRadius( 10.0f );
setFocusPolicy( Qt::ClickFocus );
// This is a workaround to enable style sheets for knobs which are not styled knobs.
//
// It works as follows: the palette colors that are assigned as the line color previously
// had been hard coded in the drawKnob method for the different knob types. Now the
// drawKnob method uses the line color to draw the lines. By assigning the palette colors
// as the line colors here the knob lines will be drawn in this color unless the stylesheet
// overrides that color.
switch (knobNum())
{
case knobSmall_17:
case knobBright_26:
case knobDark_28:
setlineColor(QApplication::palette().color( QPalette::Active, QPalette::WindowText ));
break;
case knobVintage_32:
setlineColor(QApplication::palette().color( QPalette::Active, QPalette::Shadow ));
break;
default:
break;
}
doConnections();
}
void Knob::onKnobNumUpdated()
{
if( m_knobNum != knobStyled )
{
QString knobFilename;
switch (m_knobNum)
{
case knobDark_28:
knobFilename = "knob01";
break;
case knobBright_26:
knobFilename = "knob02";
break;
case knobSmall_17:
knobFilename = "knob03";
break;
case knobVintage_32:
knobFilename = "knob05";
break;
case knobStyled: // only here to stop the compiler from complaining
break;
}
// If knobFilename is still empty here we should get the fallback pixmap of size 1x1
m_knobPixmap = new QPixmap( embed::getIconPixmap( knobFilename.toUtf8().constData() ) );
setFixedSize( m_knobPixmap->width(), m_knobPixmap->height() );
}
}
Knob::~Knob()
{
if( m_knobPixmap )
{
delete m_knobPixmap;
}
}
void Knob::setLabel( const QString & txt )
{
m_label = txt;
if( m_knobPixmap )
{
setFixedSize( qMax<int>( m_knobPixmap->width(),
QFontMetrics( pointSizeF( font(), 6.5) ).width( m_label ) ),
m_knobPixmap->height() + 10 );
}
update();
}
FxLine::FxLine( QWidget * _parent, FxMixerView * _mv, int _channelIndex ) :
QWidget( _parent ),
m_mv( _mv ),
m_channelIndex( _channelIndex ),
m_backgroundActive( Qt::SolidPattern ),
m_strokeOuterActive( 0, 0, 0 ),
m_strokeOuterInactive( 0, 0, 0 ),
m_strokeInnerActive( 0, 0, 0 ),
m_strokeInnerInactive( 0, 0, 0 ),
m_inRename( false )
{
if( !s_sendBgArrow )
{
s_sendBgArrow = new QPixmap( embed::getIconPixmap( "send_bg_arrow", 29, 56 ) );
}
if( !s_receiveBgArrow )
{
s_receiveBgArrow = new QPixmap( embed::getIconPixmap( "receive_bg_arrow", 29, 56 ) );
}
setFixedSize( 33, FxLineHeight );
setAttribute( Qt::WA_OpaquePaintEvent, true );
setCursor( QCursor( embed::getIconPixmap( "hand" ), 3, 3 ) );
// mixer sends knob
m_sendKnob = new Knob( knobBright_26, this, tr( "Channel send amount" ) );
m_sendKnob->move( 3, 22 );
m_sendKnob->setVisible( false );
// send button indicator
m_sendBtn = new SendButtonIndicator( this, this, m_mv );
m_sendBtn->move( 2, 2 );
// channel number
m_lcd = new LcdWidget( 2, this );
m_lcd->setValue( m_channelIndex );
m_lcd->move( 4, 58 );
m_lcd->setMarginWidth( 1 );
setWhatsThis( tr(
"The FX channel receives input from one or more instrument tracks.\n "
"It in turn can be routed to multiple other FX channels. LMMS automatically "
"takes care of preventing infinite loops for you and doesn't allow making "
"a connection that would result in an infinite loop.\n\n"
"In order to route the channel to another channel, select the FX channel "
"and click on the \"send\" button on the channel you want to send to. "
"The knob under the send button controls the level of signal that is sent "
"to the channel.\n\n"
"You can remove and move FX channels in the context menu, which is accessed "
"by right-clicking the FX channel.\n" ) );
QString name = Engine::fxMixer()->effectChannel( m_channelIndex )->m_name;
setToolTip( name );
m_renameLineEdit = new QLineEdit();
m_renameLineEdit->setText( name );
m_renameLineEdit->setFixedWidth( 65 );
m_renameLineEdit->setFont( pointSizeF( font(), 7.5f ) );
m_renameLineEdit->setReadOnly( true );
QGraphicsScene * scene = new QGraphicsScene();
scene->setSceneRect( 0, 0, 33, FxLineHeight );
m_view = new QGraphicsView( this );
m_view->setStyleSheet( "border-style: none; background: transparent;" );
m_view->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_view->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_view->setAttribute( Qt::WA_TransparentForMouseEvents, true );
m_view->setScene( scene );
QGraphicsProxyWidget * proxyWidget = scene->addWidget( m_renameLineEdit );
proxyWidget->setRotation( -90 );
proxyWidget->setPos( 8, 145 );
connect( m_renameLineEdit, SIGNAL( editingFinished() ), this, SLOT( renameFinished() ) );
}
AudioEqualizerDialog::AudioEqualizerDialog(QWidget *parent)
: QDialog(parent), d(new Data)
{
d->p = this;
auto vbox = new QVBoxLayout;
auto hbox = new QHBoxLayout;
hbox->addWidget(new QLabel(tr("Preset")));
d->presets = new QComboBox;
d->presets->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
for (int i = 0; i < Eq::MaxPreset; ++i)
d->presets->addItem(AudioEqualizer::name((Preset)i), i);
auto sig = static_cast<Signal<QComboBox, int>>(&QComboBox::currentIndexChanged);
auto load = [=] () {
auto data = d->presets->currentData();
if (data.type() == (int)QMetaType::Int)
setEqualizer(Eq(Preset(data.toInt())));
};
connect(d->presets, sig, this, load);
hbox->addWidget(d->presets);
auto button = new QPushButton(tr("Load"));
connect(button, &QPushButton::clicked, this, load);
hbox->addWidget(button);
vbox->addLayout(hbox);
hbox = new QHBoxLayout;
auto font = this->font();
font.setPointSizeF(font.pointSizeF()*0.8);
const int w = QFontMetrics(font).width(u"+20.0dB"_q) + 2;
for (int i = 0; i < Eq::bands(); ++i) {
auto s = d->sliders[i] = new QSlider;
s->setOrientation(Qt::Vertical);
s->setRange(Eq::min() * Factor, Eq::max() * Factor);
s->setFixedWidth(w);
auto vbox = new QVBoxLayout;
const auto f = Eq::freqeuncy(i);
const QString fq = f < 999.9 ? (QString::number(f) % "Hz"_a)
: (QString::number(f/1000.0) % "kHz"_a);
auto label = new QLabel(fq);
label->setFont(font);
label->setAlignment(Qt::AlignCenter);
vbox->addWidget(label);
vbox->addWidget(s);
auto dB = new QLabel("0.0dB"_a);
dB->setFont(font);
dB->setAlignment(Qt::AlignCenter);
vbox->addWidget(dB);
hbox->addLayout(vbox);
connect(s, &QSlider::valueChanged, this, [=] () {
const auto v = s->value()/(double)Factor;
dB->setText((v > 0 ? "+"_a : ""_a) % QString::number(v, 'f', 1) % "dB"_a);
if (_Change(d->eq[i], v) && d->update)
d->update(d->eq);
});
}
vbox->addLayout(hbox);
setLayout(vbox);
_SetWindowTitle(this, tr("Audio Equalizer"));
}
FxLine::FxLine( QWidget * _parent, FxMixerView * _mv, int _channelIndex ) :
QWidget( _parent ),
m_mv( _mv ),
m_channelIndex( _channelIndex ),
m_backgroundActive( Qt::SolidPattern ),
m_strokeOuterActive( 0, 0, 0 ),
m_strokeOuterInactive( 0, 0, 0 ),
m_strokeInnerActive( 0, 0, 0 ),
m_strokeInnerInactive( 0, 0, 0 ),
m_inRename( false )
{
if( !s_sendBgArrow )
{
s_sendBgArrow = new QPixmap( embed::getIconPixmap( "send_bg_arrow", 29, 56 ) );
}
if( !s_receiveBgArrow )
{
s_receiveBgArrow = new QPixmap( embed::getIconPixmap( "receive_bg_arrow", 29, 56 ) );
}
setFixedSize( 33, FxLineHeight );
setAttribute( Qt::WA_OpaquePaintEvent, true );
setCursor( QCursor( embed::getIconPixmap( "hand" ), 3, 3 ) );
// mixer sends knob
m_sendKnob = new Knob( knobBright_26, this, tr( "Channel send amount" ) );
m_sendKnob->move( 3, 22 );
m_sendKnob->setVisible( false );
// send button indicator
m_sendBtn = new SendButtonIndicator( this, this, m_mv );
m_sendBtn->move( 2, 2 );
// channel number
m_lcd = new LcdWidget( 2, this );
m_lcd->setValue( m_channelIndex );
m_lcd->move( 4, 58 );
m_lcd->setMarginWidth( 1 );
QString name = Engine::fxMixer()->effectChannel( m_channelIndex )->m_name;
setToolTip( name );
m_renameLineEdit = new QLineEdit();
m_renameLineEdit->setText( name );
m_renameLineEdit->setFixedWidth( 65 );
m_renameLineEdit->setFont( pointSizeF( font(), 7.5f ) );
m_renameLineEdit->setReadOnly( true );
m_renameLineEdit->installEventFilter( this );
QGraphicsScene * scene = new QGraphicsScene();
scene->setSceneRect( 0, 0, 33, FxLineHeight );
m_view = new QGraphicsView( this );
m_view->setStyleSheet( "border-style: none; background: transparent;" );
m_view->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_view->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
m_view->setAttribute( Qt::WA_TransparentForMouseEvents, true );
m_view->setScene( scene );
QGraphicsProxyWidget * proxyWidget = scene->addWidget( m_renameLineEdit );
proxyWidget->setRotation( -90 );
proxyWidget->setPos( 8, 145 );
connect( m_renameLineEdit, SIGNAL( editingFinished() ), this, SLOT( renameFinished() ) );
}
