-void Signal::select(bool select)
-{
- _selected = select;
-}
-
-void Signal::paint_label(QPainter &p, int y, int right, bool hover)
-{
- p.setBrush(_colour);
-
- if (!_probe->enabled)
- return;
-
- const QColor colour = get_colour();
-
- compute_text_size(p);
- const QRectF label_rect = get_label_rect(y, right);
-
- // Paint the label
- const QPointF points[] = {
- label_rect.topLeft(),
- label_rect.topRight(),
- QPointF(right, y),
- label_rect.bottomRight(),
- label_rect.bottomLeft()
- };
-
- const QPointF highlight_points[] = {
- QPointF(label_rect.left() + 1, label_rect.top() + 1),
- QPointF(label_rect.right(), label_rect.top() + 1),
- QPointF(right - 1, y),
- QPointF(label_rect.right(), label_rect.bottom() - 1),
- QPointF(label_rect.left() + 1, label_rect.bottom() - 1)
- };
-
- if (_selected) {
- p.setPen(QPen(QApplication::palette().brush(
- QPalette::Highlight), LabelHighlightRadius,
- Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
- p.setBrush(Qt::transparent);
- p.drawPolygon(points, countof(points));
- }
-
- p.setPen(Qt::transparent);
- p.setBrush(hover ? colour.lighter() : colour);
- p.drawPolygon(points, countof(points));
-
- p.setPen(colour.lighter());
- p.setBrush(Qt::transparent);
- p.drawPolygon(highlight_points, countof(highlight_points));
-
- p.setPen(colour.darker());
- p.setBrush(Qt::transparent);
- p.drawPolygon(points, countof(points));
-
- // Paint the text
- p.setPen((colour.lightness() > 64) ? Qt::black : Qt::white);
- p.drawText(label_rect, Qt::AlignCenter | Qt::AlignVCenter, _name);
-}
-
-bool Signal::pt_in_label_rect(int y, int left, int right,
- const QPoint &point)
-{
- (void)left;
-
- const QRectF label = get_label_rect(y, right);
- return QRectF(
- QPointF(label.left() - LabelHitPadding,
- label.top() - LabelHitPadding),
- QPointF(right, label.bottom() + LabelHitPadding)
- ).contains(point);
-}
-
-void Signal::paint_axis(QPainter &p, int y, int left, int right)
-{
- p.setPen(SignalAxisPen);
- p.drawLine(QPointF(left, y + 0.5f), QPointF(right, y + 0.5f));
-}
-
-void Signal::compute_text_size(QPainter &p)
-{
- _text_size = QSize(
- p.boundingRect(QRectF(), 0, _name).width(),
- p.boundingRect(QRectF(), 0, "Tg").height());