const int Cursor::ArrowSize = 4;
-Cursor::Cursor(const View &view, double time) :
- TimeMarker(view, LineColour, time)
+Cursor::Cursor(const View &view, double time, Cursor &other) :
+ TimeMarker(view, LineColour, time),
+ _other(other)
{
}
const QSizeF label_size(
_text_size.width() + View::LabelPadding.width() * 2,
_text_size.height() + View::LabelPadding.height() * 2);
- return QRectF(x - label_size.width() / 2 - 0.5f,
- rect.height() - label_size.height() - Offset - ArrowSize - 0.5f,
- label_size.width() + 1, label_size.height() + 1);
+ 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,
compute_text_size(p, prefix);
const QRectF r(get_label_rect(rect));
- const float h_centre = (r.left() + r.right()) / 2;
- const QPointF points[] = {
- r.topRight(),
- QPointF(r.right(), r.bottom()),
- QPointF(h_centre + ArrowSize, r.bottom()),
- QPointF(h_centre, rect.bottom()),
- QPointF(h_centre - ArrowSize, r.bottom()),
- QPointF(r.left(), r.bottom()),
- r.topLeft()
- };
-
- const QPointF highlight_points[] = {
- QPointF(r.right() - 1, r.top() + 1),
- QPointF(r.right() - 1, r.bottom() - 1),
- QPointF(h_centre + ArrowSize - 1, r.bottom() - 1),
- QPointF(h_centre, rect.bottom() - 1),
- QPointF(h_centre - ArrowSize + 1, r.bottom() - 1),
- QPointF(r.left() + 1, r.bottom() - 1),
- QPointF(r.left() + 1, r.top() + 1),
- };
-
- p.setPen(Qt::transparent);
- p.setBrush(FillColour);
- p.drawPolygon(points, countof(points));
-
- p.setPen(HighlightColour);
- p.setBrush(Qt::transparent);
- p.drawPolygon(highlight_points, countof(highlight_points));
-
- p.setPen(LineColour);
- p.setBrush(Qt::transparent);
- p.drawPolygon(points, countof(points));
+ if (_time > _other.time())
+ {
+ const QPointF points[] = {
+ r.topLeft(),
+ r.topRight(),
+ r.bottomRight(),
+ QPointF(r.left() + ArrowSize, r.bottom()),
+ QPointF(r.left(), rect.bottom()),
+ };
+
+ const QPointF 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),
+ };
+
+ p.setPen(Qt::transparent);
+ p.setBrush(FillColour);
+ p.drawPolygon(points, countof(points));
+
+ p.setPen(HighlightColour);
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(highlight_points, countof(highlight_points));
+
+ p.setPen(LineColour);
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(points, countof(points));
+ }
+ else
+ {
+ const QPointF points[] = {
+ r.topRight(),
+ r.topLeft(),
+ r.bottomLeft(),
+ QPointF(r.right() - ArrowSize, r.bottom()),
+ QPointF(r.right(), rect.bottom()),
+ };
+
+ const QPointF 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),
+ };
+
+ p.setPen(Qt::transparent);
+ p.setBrush(FillColour);
+ p.drawPolygon(points, countof(points));
+
+ p.setPen(HighlightColour);
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(highlight_points, countof(highlight_points));
+
+ p.setPen(LineColour);
+ p.setBrush(Qt::transparent);
+ p.drawPolygon(points, countof(points));
+ }
p.setPen(TextColour);
p.drawText(r, Qt::AlignCenter | Qt::AlignVCenter,