void AVTPlotWidget::mouseMoveEvent( QMouseEvent *e ) {
QRect checkRect( leftPadding(), topPadding(), pixRect().width(), pixRect().height() );
int Xcursor = e->x();
int Ycursor = e->y();
if ( ! checkRect.contains( e->x(), e->y() ) ) {
if ( e->x() < checkRect.left() ) Xcursor = checkRect.left();
if ( e->x() > checkRect.right() ) Xcursor = checkRect.right();
if ( e->y() < checkRect.top() ) Ycursor = checkRect.top();
if ( e->y() > checkRect.bottom() ) Ycursor = checkRect.bottom();
}
Xcursor -= leftPadding();
Ycursor -= topPadding();
MousePoint = QPoint( Xcursor, Ycursor );
update();
}
QSGNode *QQuickTextField::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *data)
{
QQuickDefaultClipNode *clipNode = static_cast<QQuickDefaultClipNode *>(oldNode);
if (!clipNode)
clipNode = new QQuickDefaultClipNode(QRectF());
clipNode->setRect(clipRect().adjusted(leftPadding(), topPadding(), -rightPadding(), -bottomPadding()));
clipNode->update();
QSGNode *textNode = QQuickTextInput::updatePaintNode(clipNode->firstChild(), data);
if (!textNode->parent())
clipNode->appendChildNode(textNode);
return clipNode;
}
PStyle &PStyle::operator =(const PStyle &obj)
{
inverted(obj.inverted());
size(obj.size());
lineWidth(obj.lineWidth());
smooth(obj.smooth());
leftPadding(obj.leftPadding());
rightPadding(obj.rightPadding());
topPadding(obj.topPadding());
bottomPadding(obj.bottomPadding());
foregroundColor(obj.foregroundColor());
backgroundColor(obj.backgroundColor());
borderColor(obj.borderColor());
selectedForegroundColor(obj.selectedForegroundColor());
selectedBackgroundColor(obj.selectedBackgroundColor());
selectedBorderColor(obj.selectedBorderColor());
return *this;
}
void AVTPlotWidget::paintEvent( QPaintEvent *e ) {
Q_UNUSED(e)
QPainter p;
p.begin( this );
p.setRenderHint( QPainter::Antialiasing, antialiasing() );
p.fillRect( rect(), backgroundColor() );
p.translate( leftPadding(), topPadding() );
setPixRect();
p.setClipRect( pixRect() );
p.setClipping( true );
int pW = pixRect().width();
int pH = pixRect().height();
QColor SkyColor( 0, 100, 200 );
//draw daytime sky if the Sun rises for the current date/location
if ( SunMaxAlt > -18.0 ) {
//Display centered on midnight, so need to modulate dawn/dusk by 0.5
int rise = int( pW * ( 0.5 + SunRise ) );
int set = int( pW * ( SunSet - 0.5 ) );
int da = int( pW * ( 0.5 + Dawn ) );
int du = int( pW * ( Dusk - 0.5 ) );
if ( SunMinAlt > 0.0 ) {
// The sun never set and the sky is always blue
p.fillRect( rect(), SkyColor );
} else if ( SunMaxAlt < 0.0 && SunMinAlt < -18.0 ) {
// The sun never rise but the sky is not completely dark
QLinearGradient grad = QLinearGradient( QPointF( 0.0, 0.0 ), QPointF( du, 0.0 ) );
grad.setColorAt( 0, SkyColor.darker( SunMaxAlt / -18.0 * 1000 ) );
grad.setColorAt( 1, Qt::black );
p.fillRect( QRectF( 0.0, 0.0, du+20.0, pH ), grad );
grad.setStart( QPointF( pW, 0.0 ) );
grad.setFinalStop( QPointF( da-20.0, 0.0 ) );
p.fillRect( QRectF( da-20.0, 0.0, pW, pH ), grad );
} else if ( SunMaxAlt < 0.0 && SunMinAlt > -18.0 ) {
// The sun never rise but the sky is NEVER completely dark
QLinearGradient grad = QLinearGradient( QPointF( 0.0, 0.0 ), QPointF( pW, 0.0 ) );
grad.setColorAt( 0, SkyColor.darker( SunMaxAlt / -18.0 * 1000 ) );
grad.setColorAt( 0.5, SkyColor.darker( SunMinAlt / -18.0 * 1000 ) );
grad.setColorAt( 1, SkyColor.darker( SunMaxAlt / -18.0 * 1000 ) );
p.fillRect( QRectF( 0.0, 0.0, pW, pH ), grad );
} else if ( Dawn < 0.0 ) {
// The sun sets and rises but the sky is never completely dark
p.fillRect( 0, 0, set, int( 0.5 * pH ), SkyColor );
p.fillRect( rise, 0, pW, int( 0.5 * pH ), SkyColor );
QLinearGradient grad = QLinearGradient( QPointF( set-20.0, 0.0 ), QPointF( rise, 0.0 ) );
grad.setColorAt( 0, SkyColor );
grad.setColorAt( 0.5, SkyColor.darker( SunMinAlt / -18.0 * 1000 ) );
grad.setColorAt( 1, SkyColor );
p.fillRect( QRectF( set-20.0, 0.0, rise-set+20.0, pH ), grad );
} else {
p.fillRect( 0, 0, set, pH, SkyColor );
p.fillRect( rise, 0, pW, pH, SkyColor );
QLinearGradient grad = QLinearGradient( QPointF( set-20.0, 0.0 ), QPointF( du, 0.0 ) );
grad.setColorAt( 0, SkyColor );
grad.setColorAt( 1, Qt::black );
p.fillRect( QRectF( set-20.0, 0.0, du-set+20.0, pH ), grad );
grad.setStart( QPointF( rise+20.0, 0.0 ) );
grad.setFinalStop( QPointF( da, 0.0 ) );
p.fillRect( QRectF( da, 0.0, rise-da+20.0, pH ), grad );
}
}
//draw ground
p.fillRect( 0, int(0.5*pH), pW, int(0.5*pH), QColor( "#002200" ) );
foreach( KPlotObject *po, plotObjects() )
po->draw( &p, this );
p.setClipping( false );
drawAxes( &p );
//Add vertical line indicating "now"
QTime t = QTime::currentTime();
double x = 12.0 + t.hour() + t.minute()/60.0 + t.second()/3600.0;
while ( x > 24.0 ) x -= 24.0;
int ix = int(x*pW/24.0); //convert to screen pixel coords
p.setPen( QPen( QBrush("white"), 2.0, Qt::DotLine ) );
p.drawLine( ix, 0, ix, pH );
//Label this vertical line with the current time
p.save();
QFont smallFont = p.font();
smallFont.setPointSize( smallFont.pointSize() - 2 );
p.setFont( smallFont );
p.translate( ix + 10, pH - 20 );
p.rotate(-90);
p.drawText(0, 0, KGlobal::locale()->formatTime( t ) );
p.restore();
//Draw crosshairs at clicked position
if ( MousePoint.x() > 0 ) {
p.setPen( QPen( QBrush("gold"), 1.0, Qt::SolidLine ) );
p.drawLine( QLineF( MousePoint.x()+0.5, 0.5, MousePoint.x()+0.5, pixRect().height()-0.5 ) );
p.drawLine( QLineF( 0.5, MousePoint.y()+0.5, pixRect().width()-0.5, MousePoint.y()+0.5 ) );
//Label each crosshair line (time and altitude)
p.setFont( smallFont );
double a = (pH - MousePoint.y())*180.0/pH - 90.0;
p.drawText( 20, MousePoint.y() + 10, QString::number(a,'f',2) + QChar(176) );
double h = MousePoint.x()*24.0/pW - 12.0;
if ( h < 0.0 ) h += 24.0;
t = QTime( int(h), int(60.*(h - int(h))) );
p.save();
p.translate( MousePoint.x() + 10, pH - 20 );
p.rotate(-90);
p.drawText( 0, 0, KGlobal::locale()->formatTime( t ) );
p.restore();
}
p.end();
}
