Multi-note (ie selection) dragging.
git-svn-id: svn://localhost/ardour2/trunk@2267 d708f5d6-7413-0410-9779-e7cbd77b26cf
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8f6a131e41
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@ -162,7 +162,7 @@ CanvasMidiEvent::on_event(GdkEvent* ev)
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last_y = last_y + dy;
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}
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_item->move(dx, dy);
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_region.move_selection(dx, dy);
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return true;
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default:
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@ -191,23 +191,12 @@ CanvasMidiEvent::on_event(GdkEvent* ev)
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case Dragging: // Dropped
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_item->ungrab(ev->button.time);
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_state = None;
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if (_note) {
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// This would be nicer with a MoveCommand that doesn't need to copy...
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_region.start_delta_command();
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_region.command_remove_note(this);
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MidiModel::Note copy(*_note);
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double delta_t = _region.midi_view()->editor.pixel_to_frame(
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abs(drag_delta_x));
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if (drag_delta_x < 0)
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delta_t *= -1;
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copy.set_time(_note->time() + delta_t);
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copy.set_note(_note->note() + drag_delta_note);
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_region.command_add_note(copy);
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_region.apply_command();
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}
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if (_note)
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_region.note_dropped(this,
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_region.midi_view()->editor.pixel_to_frame(abs(drag_delta_x))
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* ((drag_delta_x < 0.0) ? -1 : 1),
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drag_delta_note);
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return true;
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default:
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break;
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@ -659,4 +659,31 @@ MidiRegionView::update_drag_selection(double last_x, double x, double last_y, do
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}
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}
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void
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MidiRegionView::move_selection(double dx, double dy)
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{
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for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i)
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(*i)->item()->move(dx, dy);
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}
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void
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MidiRegionView::note_dropped(CanvasMidiEvent* ev, double dt, uint8_t dnote)
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{
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// TODO: This would be faster/nicer with a MoveCommand that doesn't need to copy...
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if (_selection.find(ev) != _selection.end()) {
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start_delta_command();
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for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
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command_remove_note(*i);
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MidiModel::Note copy(*(*i)->note());
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copy.set_time((*i)->note()->time() + dt);
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copy.set_note((*i)->note()->note() + dnote);
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command_add_note(copy);
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}
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apply_command();
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}
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}
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@ -142,6 +142,9 @@ class MidiRegionView : public RegionView
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void delete_selection();
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size_t selection_size() { return _selection.size(); }
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void move_selection(double dx, double dy);
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void note_dropped(ArdourCanvas::CanvasMidiEvent* ev, double dt, uint8_t dnote);
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protected:
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/* this constructor allows derived types
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