#include <QPainter>
#include <QTextStream>
+using namespace boost;
using namespace std;
namespace pv {
const int Ruler::HoverArrowSize = 5;
Ruler::Ruler(View &parent) :
- QWidget(&parent),
- _view(parent),
- _grabbed_marker(NULL)
+ MarginWidget(parent)
{
setMouseTracking(true);
this, SLOT(hover_point_changed()));
}
+void Ruler::clear_selection()
+{
+ CursorPair &cursors = _view.cursors();
+ cursors.first()->select(false);
+ cursors.second()->select(false);
+ update();
+}
+
QString Ruler::format_time(double t, unsigned int prefix,
unsigned int precision)
{
} while (x < width());
// Draw the cursors
- draw_cursors(p, prefix);
+ if (_view.cursors_shown())
+ _view.cursors().draw_markers(p, rect(), prefix);
// Draw the hover mark
draw_hover_mark(p);
void Ruler::mouseMoveEvent(QMouseEvent *e)
{
- if (!_grabbed_marker)
- return;
-
- _grabbed_marker->set_time(_view.offset() +
- ((double)e->x() + 0.5) * _view.scale());
+ if (shared_ptr<TimeMarker> m = _grabbed_marker.lock())
+ m->set_time(_view.offset() +
+ ((double)e->x() + 0.5) * _view.scale());
}
void Ruler::mousePressEvent(QMouseEvent *e)
{
if (e->buttons() & Qt::LeftButton) {
- _grabbed_marker = NULL;
+ _grabbed_marker.reset();
+
+ clear_selection();
if (_view.cursors_shown()) {
- std::pair<Cursor, Cursor> &cursors =
- _view.cursors();
- if (cursors.first.get_label_rect(
+ CursorPair &cursors = _view.cursors();
+ if (cursors.first()->get_label_rect(
rect()).contains(e->pos()))
- _grabbed_marker = &cursors.first;
- else if (cursors.second.get_label_rect(
+ _grabbed_marker = cursors.first();
+ else if (cursors.second()->get_label_rect(
rect()).contains(e->pos()))
- _grabbed_marker = &cursors.second;
+ _grabbed_marker = cursors.second();
}
+
+ if (shared_ptr<TimeMarker> m = _grabbed_marker.lock())
+ m->select();
+
+ selection_changed();
}
}
void Ruler::mouseReleaseEvent(QMouseEvent *)
{
- _grabbed_marker = NULL;
-}
-
-void Ruler::draw_cursors(QPainter &p, unsigned int prefix)
-{
- if (!_view.cursors_shown())
- return;
-
- const QRect r = rect();
- pair<Cursor, Cursor> &cursors = _view.cursors();
- cursors.first.paint_label(p, r, prefix);
- cursors.second.paint_label(p, r, prefix);
+ _grabbed_marker.reset();
}
void Ruler::draw_hover_mark(QPainter &p)
{
const int x = _view.hover_point().x();
- if (x == -1 || _grabbed_marker)
+ if (x == -1 || !_grabbed_marker.expired())
return;
p.setPen(QPen(Qt::NoPen));