namespace view {
CursorPair::CursorPair(const View &view) :
- _first(view, 0.0),
- _second(view, 1.0),
+ _first(view, 0.0, _second),
+ _second(view, 1.0, _first),
_view(view)
{
}
return _second;
}
+void CursorPair::draw_markers(QPainter &p,
+ const QRect &rect, unsigned int prefix)
+{
+ _first.paint_label(p, rect, prefix);
+ _second.paint_label(p, rect, prefix);
+}
+
void CursorPair::draw_viewport_background(QPainter &p,
const QRect &rect)
{
p.setPen(Qt::NoPen);
p.setBrush(QBrush(View::CursorAreaColour));
- const float x1 = (_first.time() - _view.offset()) / _view.scale();
- const float x2 = (_second.time() - _view.offset()) / _view.scale();
- const int l = (int)max(min(x1, x2), 0.0f);
- const int r = (int)min(max(x1, x2), (float)rect.width());
+ const pair<float, float> offsets(get_cursor_offsets());
+ const int l = (int)max(min(
+ offsets.first, offsets.second), 0.0f);
+ const int r = (int)min(max(
+ offsets.first, offsets.second), (float)rect.width());
p.drawRect(l, 0, r - l, rect.height());
}
_second.paint(p, rect);
}
+pair<float, float> CursorPair::get_cursor_offsets() const
+{
+ return pair<float, float>(
+ (_first.time() - _view.offset()) / _view.scale(),
+ (_second.time() - _view.offset()) / _view.scale());
+}
+
} // namespace view
} // namespace pv