+ const QSizeF label_size(
+ _text_size.width() + View::LabelPadding.width() * 2,
+ _text_size.height() + View::LabelPadding.height() * 2);
+ const float top = rect.height() - label_size.height() -
+ Cursor::Offset - Cursor::ArrowSize - 0.5f;
+ const float height = label_size.height();
+
+ if (_time > other->time())
+ return QRectF(x, top, label_size.width(), height);
+ else
+ return QRectF(x - label_size.width(), top,
+ label_size.width(), height);
+}
+
+void Cursor::paint_label(QPainter &p, const QRect &rect,
+ unsigned int prefix)
+{
+ const shared_ptr<Cursor> other(get_other_cursor());
+ assert(other);
+
+ compute_text_size(p, prefix);
+ const QRectF r(get_label_rect(rect));
+
+ const QPointF left_points[] = {
+ r.topLeft(),
+ r.topRight(),
+ r.bottomRight(),
+ QPointF(r.left() + ArrowSize, r.bottom()),
+ QPointF(r.left(), rect.bottom()),
+ };
+
+ const QPointF right_points[] = {
+ r.topRight(),
+ r.topLeft(),
+ r.bottomLeft(),
+ QPointF(r.right() - ArrowSize, r.bottom()),
+ QPointF(r.right(), rect.bottom()),
+ };
+
+ const QPointF left_highlight_points[] = {
+ QPointF(r.left() + 1, r.top() + 1),
+ QPointF(r.right() - 1, r.top() + 1),
+ QPointF(r.right() - 1, r.bottom() - 1),
+ QPointF(r.left() + ArrowSize - 1, r.bottom() - 1),
+ QPointF(r.left() + 1, rect.bottom() - 1),
+ };
+
+ const QPointF right_highlight_points[] = {
+ QPointF(r.right() - 1, r.top() + 1),
+ QPointF(r.left() + 1, r.top() + 1),
+ QPointF(r.left() + 1, r.bottom() - 1),
+ QPointF(r.right() - ArrowSize + 1, r.bottom() - 1),
+ QPointF(r.right() - 1, rect.bottom() - 1),
+ };
+
+ const QPointF *const points = (_time > other->time()) ?
+ left_points : right_points;
+ const QPointF *const highlight_points = (_time > other->time()) ?
+ left_highlight_points : right_highlight_points;
+
+ if (selected()) {
+ p.setPen(highlight_pen());
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(points, countof(left_points));
+ }
+
+ p.setPen(Qt::transparent);
+ p.setBrush(FillColour);
+ p.drawPolygon(points, countof(left_points));