void AirspeedIndicator::paintArc(QPainter *painter,QColor color, double start, double end) {
painter->save();
QPen pen(color);
pen.setWidth(4);
painter->setPen(pen);
painter->setBrush(color);
double startInUnits = Units::convertSpeed(VELOCITY_MS, units, start);
double endInUnits = Units::convertSpeed(VELOCITY_MS, units, end);
double startAngle = -(value2Angle(startInUnits) - 90)*16.0;
double endAngle = -(value2Angle(endInUnits) - 90)*16.0;
painter->drawArc(-98,-98,196, 196, startAngle, endAngle - startAngle);
painter->restore();
}
void EngineBattery::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
painter->save();
//paint the background
painter->drawPixmap(QPoint(0,0), *bottomPixmap);
painter->setRenderHint(QPainter::Antialiasing);
painter->setRenderHint(QPainter::SmoothPixmapTransform);
//paint the needle
int dimension;
dimension=qMin(this->width(), this -> height());
painter->save();
QPen pen;
QBrush brush;
pen.setColor(QColor(0xc0,0x45,0x28)); //orange color
pen.setWidth(5+dimension/153); //pen width increase when dimension increase
painter->setClipping(true); //draw only in this area, the bottom of the needle is hidden
painter->setClipRect(0,0,dimension,dimension*89/153);
painter->setPen(pen);
painter->setBrush(brush);
painter->translate(dimension/2,dimension*3/4);
painter->rotate(value2Angle(amperageValue));
painter->drawLine(0,-1*dimension*1/2,0,0);
painter->restore();
PanelItem::paint(painter, option, widget);
}
void AirspeedIndicator::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget){
setupPainter(painter);
QPen pen = QPen(Qt::red);
int side = qMin(width(), height());
// painter->setRenderHint(QPainter::Antialiasing);
painter->save();
painter->scale(side / 200.0, side / 200.0);
painter->translate(100, 100);
// VNE line
painter->setBrush(Qt::red);
painter->setPen(pen);
painter->save();
double vneUnits = Units::convertSpeed(VELOCITY_MS, units, vne);
painter->rotate(value2Angle(vneUnits));
painter->drawRect(-3, -100, 6, 20);
painter->restore();
// Arcs
paintArc(painter, Qt::green, vs, vno);
paintArc(painter, Qt::yellow, vno, vne);
painter->save();
painter->scale(0.95, 0.95);
paintArc(painter, Qt::white, vso, vfe);
painter->restore();
// Yellow triangle
painter->setBrush(Qt::yellow);
painter->setPen(Qt::yellow);
painter->save();
double vsUnits = Units::convertSpeed(VELOCITY_MS, units, vs);
painter->rotate(value2Angle(vsUnits));
QPolygon p;
p << QPoint(-5, -83) << QPoint(5, -83) << QPoint(0,-90);
painter->drawPolygon(p);
painter->restore();
painter->restore();
NeedleInstrument::paint(painter, option, widget);
}
void NeedleInstrument::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
setupPainter(painter);
painter->drawPixmap(0,0, bottomPixmap);
int side = qMin(width(), height());
// Paint needle
painter->save();
painter->translate(side/2,side/2);
float needleValue = qMax(qMin(_value, _maxValue), _zeroValue);
painter->rotate(value2Angle(needleValue));
painter->scale(side/2,side/2);
needle->paint(painter);
painter->restore();
// END paint needle
PanelItem::paint(painter, option, widget);
painter->drawPixmap(0,0, topPixmap);
}
void NeedleInstrument::repaintPixmaps() {
// Paint bottom pixmap
bottomPixmap = QPixmap(width(),height());
bottomPixmap.fill(Qt::transparent);
QPainter painter(&bottomPixmap);
setupPainter(&painter);
QFont numberFont = defaultFont;
numberFont.setPointSizeF(defaultFont.pointSizeF() * 1.5);
painter.setFont(numberFont);
int side = qMin(width(), height());
painter.save();
painter.scale(side / 200.0, side / 200.0);
painter.save();
painter.translate(100, 100);
painter.setPen(Qt::NoPen);
painter.setBrush(Qt::white);
painter.setPen(Qt::white);
if(!_label.isEmpty()) {
int textwidth = painter.fontMetrics().width(_label);
painter.drawText(-textwidth/2,-70, textwidth, 200, Qt::AlignCenter, _label);
}
if(_thickBars != 0) {
for (float i = _zeroValue ; i <= _maxValue; i+=_thickBars) {
painter.save();
painter.rotate(value2Angle(i));
painter.drawRect(-1, -100, 2, 14);
painter.restore();
}
}
if(_thinBars != 0) {
for (float i = _zeroValue ; i <= _maxValue; i+=_thinBars) {
painter.save();
painter.rotate(value2Angle(i));
painter.drawRect(-0.3, -100, 0.6, 8);
painter.restore();
}
}
painter.setPen(QColor(200,200,200));
if(_numbers != 0) {
for (float i = _zeroValue ; i <= _maxValue; i+=_numbers) {
painter.save();
painter.rotate(value2Angle(i));
painter.save();
QString lineNumber = QString::number(i * _numberScale);
painter.translate(0,-70);
painter.rotate(-value2Angle(i));
int width = painter.fontMetrics().width(lineNumber);
int height = painter.fontMetrics().height();
painter.drawText(-width/2,-height/2,width,height, Qt::AlignCenter, lineNumber);
painter.restore();
painter.restore();
}
}
painter.restore();
painter.restore();
paintTopPixmap();
update();
}
void HSI::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
static const QPoint needle[3] = {
QPoint(0, -90),
QPoint(-5, -103),
QPoint(5, -103)
};
static const QPoint Plane[] = {
QPoint(0, 70),
QPoint(5, 60),
QPoint(5, 30),
QPoint(60,-10),
QPoint(60,-20),
QPoint(5,-10),
QPoint(5,-30),
QPoint(4,-40),
QPoint(25,-55),
QPoint(25,-65),
QPoint(2,-60),
QPoint(0,-65),
QPoint(-2,-60),
QPoint(-25,-65),
QPoint(-25,-55),
QPoint(-4,-40),
QPoint(-5,-30),
QPoint(-5,-10),
QPoint(-60,-20),
QPoint(-60,-10),
QPoint(-5, 30),
QPoint(-5, 60),
};
static const QPoint arrowHead[] = {
QPoint(-4, -52),
QPoint(4, -52),
QPoint(0, -59)
};
static const QPoint triangle[] = {
QPoint(0, -33),
QPoint(5, -23),
QPoint(-5, -23)
};
const int centreY = 9; // In a 200x200 grid centred on zero
const int centreX = 0;
QColor needleColor(255, 255, 255);
int side = qMin(width(), height());
painter->setRenderHint(QPainter::Antialiasing);
painter->save();
painter->scale(side / 200.0, side / 200.0);
painter->save();
painter->translate(100, 100);
painter->save();
//painter->scale(0.91,0.91);
painter->save();
// Draw compass card at heading angle:
painter->save();
painter->translate(0, centreY);
painter->rotate(- _heading);
painter->drawPixmap(-67, -67, 134, 134, _card);
painter->restore();
painter->setPen(Qt::NoPen);
QPen planePen(QColor(255,209,0)); // Nice orangy yellow
planePen.setWidth(2);
painter->setPen(planePen);
painter->setBrush(QColor(255,209,0));
// Draw dots, etc on rotating centre of compass card:
painter->save();
painter->translate(0, centreY);
painter->rotate(value2Angle(_course-_heading));
painter->drawLine(0,66, 0,36);
painter->drawLine(0,-36, 0,-52);
painter->drawConvexPolygon(arrowHead, 3);
planePen.setColor(QColor(200,200,200));
painter->setBrush(QColor(200,200,200));
planePen.setWidthF(1.5);
painter->setPen(Qt::white);
float radius=1.5;
float deflection =_hdots;
if (deflection>2.5) deflection=2.5;
if (deflection<-2.5) deflection=-2.5;
for(int i=-5;i<=5;i++){
painter->drawLine(QPointF(7*i,-5), QPointF(7*i,5));
painter->drawChord(QRectF(7*i-radius, -radius, 2.*radius, 2.0*radius), 0, 360*16);
}
planePen.setColor(QColor(255,209,0)); // Nice orangy yellow
planePen.setWidth(2);
painter->setPen(planePen);
painter->drawLine(QPointF(deflection*7*2., -33), QPointF(deflection*7*2., 33));
painter->setPen(Qt::white);
painter->setBrush(Qt::white);
painter->drawConvexPolygon(triangle, 3);
painter->restore();
// Draw bug rotating centre of compass card:
planePen.setColor(QColor(255,132,16)); // Orange for bug
planePen.setWidth(1);
painter->setPen(planePen);
painter->save();
painter->translate(0, centreY);
painter->rotate(value2Angle(_bug-_heading));
painter->drawLine(-6,-67, 6,-67);
painter->drawLine(-6,-67, -6,-63);
painter->drawLine( 6,-67, 6,-63);
painter->drawLine( 6,-63, 4,-63);
painter->drawLine(-6,-64, -4,-63);
painter->drawLine(-4,-63, 0,-59);
painter->drawLine( 4,-63, 0,-59);
painter->restore();
// Orange plane in centre of dial:
planePen.setColor(QColor(255,150,0)); // Orange for bug
planePen.setWidthF(2.);
painter->setPen(planePen);
painter->drawLine(-13, centreY-3, 13, centreY-3);
painter->drawLine( 0, centreY-10, 0, centreY+20);
painter->drawLine(-3, centreY+17, 3, centreY+17);
painter->setPen(Qt::white);
//painter->drawText(-40,-30, 100, 20, Qt::AlignRight | Qt::AlignVCenter, "hdg "+ QString::number(_heading));
//painter->drawText(-40,-15, 100, 20, Qt::AlignRight | Qt::AlignVCenter, "crs "+ QString::number(_course));
//painter->drawText(-40,0, 100, 20, Qt::AlignRight | Qt::AlignVCenter, "bug "+QString::number(_bug));
//painter->drawText(-40,15, 100, 20, Qt::AlignRight | Qt::AlignVCenter, "hdt "+QString::number(_hdots));
// painter->drawText(-40,30, 100, 20, Qt::AlignRight | Qt::AlignVCenter, "gs "+QString::number(_glideslopeFlag));
painter->restore();
painter->setBrush(Qt::white);
painter->restore();
painter->drawPixmap(-100,-100,200,200, _bezel);
painter->restore();
painter->restore();
PanelItem::paint(painter, option, widget);
}
void HSI::createCard(void){
QImage _cardImage = QImage(QSize(600,600), QImage::Format_ARGB32);
_cardImage.fill(0x00ff0000);
//_cardImage.moveTo(10,10);
uint midx, midy, width, height;
width = _cardImage.width();
midx = width/2;
height = _cardImage.height();
midy = height/2;
QPainter p;
p.setRenderHint(QPainter::Antialiasing, true);
p.begin(&_cardImage);
p.translate(midx, midy);
p.setPen(Qt::black);
p.setBrush(Qt::black);
p.drawChord(-midx,-midy,width,height,0,360*16);
p.setPen(Qt::white);
p.setBrush(Qt::white);
if(_thickBars > 0) {
for (float i = 0 ; i <= 360; i+=_thickBars) {
p.save();
p.rotate(value2Angle(i));
p.drawRect(-2.5, -300, 5.0, 30);
p.restore();
}
}
if(_thinBars > 0) {
for (float i = 0 ; i <= 360; i+=_thinBars) {
p.save();
p.rotate(value2Angle(i));
p.drawRect(-1.0, -300, 2.0, 20);
p.restore();
}
}
p.setPen(QColor(200,200,200));
p.setFont(QFont(QString("Helvetica"), 48, QFont::Bold, false));
if(1) {
for (float i = 0 ; i < 360; i+=_numbers) {
p.save();
p.rotate(value2Angle(i));
p.save();
QString lineNumber;
switch (int(i)) {
case 0:
lineNumber = QString("N");
break;
case 90:
lineNumber = QString("E");
break;
case 180:
lineNumber = QString("S");
break;
case 270:
lineNumber = QString("W");
break;
default:
lineNumber = QString::number(i/10);
break;
}
p.translate(0,-234);
int width = p.fontMetrics().width(lineNumber);
int height = p.fontMetrics().height();
p.drawText(-width/2,-height/2,width,height, Qt::AlignCenter, lineNumber);
p.restore();
p.restore();
}
}
p.end();
_card = QPixmap::fromImage(_cardImage, Qt::AutoColor);
}