X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fheader.cpp;h=e0e280b2826dc3c988c362d1c2eaecaf0a508f29;hp=125d3c2430ba868d95c0f535e162d9279dda9e90;hb=7c68ddaee897d069f817c2c0184bd8c1f73d826a;hpb=2e57535108a0ae2e5d1ee454f1e61b71d23afdb3 diff --git a/pv/view/header.cpp b/pv/view/header.cpp index 125d3c24..e0e280b2 100644 --- a/pv/view/header.cpp +++ b/pv/view/header.cpp @@ -28,6 +28,7 @@ #include +#include #include #include #include @@ -53,41 +54,147 @@ Header::Header(View &parent) : this, SLOT(on_action_set_name_triggered())); connect(_action_set_colour, SIGNAL(triggered()), this, SLOT(on_action_set_colour_triggered())); + + connect(&_view, SIGNAL(signals_moved()), + this, SLOT(on_signals_moved())); +} + +boost::shared_ptr Header::get_mouse_over_signal( + const QPoint &pt) +{ + const int w = width(); + const vector< shared_ptr > sigs( + _view.session().get_signals()); + + const int v_offset = _view.v_offset(); + BOOST_FOREACH(const shared_ptr s, sigs) + { + assert(s); + + if (s->pt_in_label_rect(s->get_v_offset() - v_offset, + 0, w, pt)) + return s; + } + + return shared_ptr(); } -void Header::paintEvent(QPaintEvent *event) +void Header::paintEvent(QPaintEvent*) { const int w = width(); - const vector< shared_ptr > &sigs = - _view.session().get_signals(); + const vector< shared_ptr > sigs( + _view.session().get_signals()); QPainter painter(this); painter.setRenderHint(QPainter::Antialiasing); const int v_offset = _view.v_offset(); + const bool dragging = !_drag_sigs.empty(); BOOST_FOREACH(const shared_ptr s, sigs) { assert(s); - const QRect signal_heading_rect( - 0, s->get_v_offset() - v_offset, - w, View::SignalHeight); - - s->paint_label(painter, signal_heading_rect, - s->pt_in_label_rect(signal_heading_rect, _mouse_point)); + const int y = s->get_v_offset() - v_offset; + const bool highlight = !dragging && s->pt_in_label_rect( + y, 0, w, _mouse_point); + s->paint_label(painter, y, w, highlight); } painter.end(); } +void Header::mousePressEvent(QMouseEvent *event) +{ + assert(event); + + const vector< shared_ptr > sigs( + _view.session().get_signals()); + + if (event->button() & Qt::LeftButton) { + _mouse_down_point = event->pos(); + + // Save the offsets of any signals which will be dragged + BOOST_FOREACH(const shared_ptr s, sigs) + if (s->selected()) + _drag_sigs.push_back( + make_pair(s, s->get_v_offset())); + } + + // Select the signal if it has been clicked + const shared_ptr mouse_over_signal = + get_mouse_over_signal(event->pos()); + if (mouse_over_signal) { + if (mouse_over_signal->selected()) + mouse_over_signal->select(false); + else { + mouse_over_signal->select(true); + + if (~QApplication::keyboardModifiers() & + Qt::ControlModifier) + _drag_sigs.clear(); + + // Add the signal to the drag list + if (event->button() & Qt::LeftButton) + _drag_sigs.push_back( + make_pair(mouse_over_signal, + mouse_over_signal->get_v_offset())); + } + } + + if (~QApplication::keyboardModifiers() & Qt::ControlModifier) { + // Unselect all other signals because the Ctrl is not + // pressed + BOOST_FOREACH(const shared_ptr s, sigs) + if (s != mouse_over_signal) + s->select(false); + } + + update(); +} + +void Header::mouseReleaseEvent(QMouseEvent *event) +{ + assert(event); + if (event->button() == Qt::LeftButton) { + _drag_sigs.clear(); + _view.normalize_layout(); + } +} + void Header::mouseMoveEvent(QMouseEvent *event) { assert(event); _mouse_point = event->pos(); + + // Move the signals if we are dragging + if (!_drag_sigs.empty()) { + const int delta = event->pos().y() - _mouse_down_point.y(); + + for (std::list, + int> >::iterator i = _drag_sigs.begin(); + i != _drag_sigs.end(); i++) { + const boost::shared_ptr sig((*i).first); + if (sig) { + const int y = (*i).second + delta; + const int y_snap = + ((y + View::SignalSnapGridSize / 2) / + View::SignalSnapGridSize) * + View::SignalSnapGridSize; + sig->set_v_offset(y_snap); + + // Ensure the signal is selected + sig->select(); + } + + } + + signals_moved(); + } + update(); } -void Header::leaveEvent(QEvent *event) +void Header::leaveEvent(QEvent*) { _mouse_point = QPoint(-1, -1); update(); @@ -95,58 +202,51 @@ void Header::leaveEvent(QEvent *event) void Header::contextMenuEvent(QContextMenuEvent *event) { - const int w = width(); - const vector< shared_ptr > &sigs = - _view.session().get_signals(); + const shared_ptr s = get_mouse_over_signal(_mouse_point); - const int v_offset = _view.v_offset(); - BOOST_FOREACH(const shared_ptr s, sigs) - { - assert(s); - - const QRect signal_heading_rect( - 0, s->get_v_offset() - v_offset, - w, View::SignalHeight); - - if(s->pt_in_label_rect(signal_heading_rect, _mouse_point)) { - QMenu menu(this); - menu.addAction(_action_set_name); - menu.addAction(_action_set_colour); + if (!s) + return; - _context_signal = s; - menu.exec(event->globalPos()); - _context_signal.reset(); + QMenu menu(this); + menu.addAction(_action_set_name); + menu.addAction(_action_set_colour); - break; - } - } + _context_signal = s; + menu.exec(event->globalPos()); + _context_signal.reset(); } void Header::on_action_set_name_triggered() { shared_ptr context_signal = _context_signal; - if(!context_signal) + if (!context_signal) return; const QString new_label = QInputDialog::getText(this, tr("Set Name"), tr("Name"), QLineEdit::Normal, context_signal->get_name()); - if(!new_label.isEmpty()) + if (!new_label.isEmpty()) context_signal->set_name(new_label); } void Header::on_action_set_colour_triggered() { shared_ptr context_signal = _context_signal; - if(!context_signal) + if (!context_signal) return; const QColor new_colour = QColorDialog::getColor( context_signal->get_colour(), this, tr("Set Colour")); - if(new_colour.isValid()) + if (new_colour.isValid()) context_signal->set_colour(new_colour); } +void Header::on_signals_moved() +{ + update(); +} + + } // namespace view } // namespace pv