Method paint

ASAP/annotation/PolyQtAnnotation.cpp:129–186

}

void PolyQtAnnotation::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
  QWidget *widget) {
  if (_annotation) {
    QColor lineColor = this->getDrawingColor();
    QColor fillColor = this->getDrawingColor();
    fillColor.setAlphaF(0.3);
    _currentLoD = option->levelOfDetailFromTransform(painter->worldTransform());
    std::vector<Point> coords = _annotation->getCoordinates();
    if (coords.size() > 1) {
      if (isSelected()) {
        painter->setPen(QPen(QBrush(lineColor.lighter(150)), _lineAnnotationSelectedThickness / _currentLoD));
      }
      else {
        painter->setPen(QPen(QBrush(lineColor), _lineThickness / _currentLoD));
      }
      if (_type == "spline") {
        painter->drawPolyline(_polys);
        if (_fill) {
          QPainterPath path;
          path.addPolygon(_polys);
          painter->fillPath(path, QBrush(fillColor));
        }
      }
      else {
        painter->drawPath(_currentPath);
        if (_fill) {
          painter->fillPath(_currentPath, QBrush(fillColor));
        }
      }
    }
    if (isSelected()) {
        if (QtAnnotation::annotationColorForRects) {
            painter->setPen(QPen(QBrush(lineColor.lighter(150)), 3 * _lineThickness / _currentLoD, Qt::PenStyle::SolidLine, Qt::PenCapStyle::SquareCap));
        }
        else {
            painter->setPen(QPen(QBrush(_rectColor.lighter(150)), 3 * _lineThickness / _currentLoD, Qt::PenStyle::SolidLine, Qt::PenCapStyle::SquareCap));
        }
    }
    else {
        if (QtAnnotation::annotationColorForRects) {
            painter->setPen(QPen(QBrush(lineColor), 3 * _lineThickness / _currentLoD, Qt::PenStyle::SolidLine, Qt::PenCapStyle::SquareCap));
        } else {
            painter->setPen(QPen(QBrush(_rectColor), 3 * _lineThickness / _currentLoD, Qt::PenStyle::SolidLine, Qt::PenCapStyle::SquareCap));
        }
    }
    for (unsigned int i = 0; i < coords.size(); ++i) {
      if (i == _activeSeedPoint) {
        painter->save();
        painter->setPen(QPen(QBrush(_rectSelectedColor), 3 * _lineAnnotationSelectedThickness / _currentLoD, Qt::PenStyle::SolidLine, Qt::PenCapStyle::SquareCap));
        painter->drawPoint(this->mapFromScene(coords[i].getX()*_scale, coords[i].getY()*_scale));
        painter->restore();
      }
      else {
        painter->drawPoint(this->mapFromScene(coords[i].getX()*_scale, coords[i].getY()*_scale));
      }
    }
  }
}