/* Work out the change in x */
framepos_t pending_region_position;
double const x_delta = compute_x_delta (event, &pending_region_position);
+ _last_frame_position = pending_region_position;
- /* Work out the change in y */
-
- int delta_time_axis_view = current_pointer_time_axis_view - _last_pointer_time_axis_view;
- double delta_layer = current_pointer_layer - _last_pointer_layer;
-
+ /* Verify change in y */
if (!y_movement_allowed (delta_time_axis_view, delta_layer)) {
/* this y movement is not allowed, so do no y movement this time */
delta_time_axis_view = 0;
{
/* XXX: TODO */
}
- rvg->reparent (_editor->_region_motion_group);
- (*i)->fake_set_opaque (true);
- rvg->set_position (rv_canvas_offset);
+
+ /***
+ * ripple mode...
+ */
+
+ void
+ RegionRippleDrag::add_all_after_to_views(TimeAxisView *tav, framepos_t where, const RegionSelection &exclude, bool drag_in_progress)
+ {
+ RegionSelection to_ripple;
+ TrackViewList tracks;
+ tracks.push_back (tav);
+ _editor->get_regions_after (to_ripple, where, tracks);
+
+ for (RegionSelection::iterator i = to_ripple.begin(); i != to_ripple.end(); ++i) {
+ if (!exclude.contains (*i)) {
+ // the selection has already been added to _views
+
+ if (drag_in_progress) {
+ // do the same things that RegionMotionDrag::motion does when first_move
+ // is true for the region views that we're adding to _views this time
+
+ (*i)->drag_start();
+ ArdourCanvas::Item* rvg = (*i)->get_canvas_group();
+ Duple rv_canvas_offset = rvg->item_to_canvas (Duple (0,0));
- _views.push_back (DraggingView (*i, this));
++ Duple dmg_canvas_offset = _editor->_drag_motion_group->canvas_origin ();
++ rvg->reparent (_editor->_drag_motion_group);
++
++ // XXX without the following, things jump in the y direction during drags
++ // with it, they jump in the x direction
++ // so we need to do the move in the y direction only
++ // rvg->move (rv_canvas_offset - dmg_canvas_offset);
++ std::cerr << "rv_canvas_offset = " << rv_canvas_offset << ", dmg_canvas_offset = " << dmg_canvas_offset << std::endl;
++ Duple fudge = rv_canvas_offset - dmg_canvas_offset;
++ fudge.x = 0;
++ rvg->move (fudge);
++
+ }
- pair<TimeAxisView*, double> const tvp = _editor->trackview_by_y_position (_drags->current_pointer_y ());
++ _views.push_back (DraggingView (*i, this, tav));
+ }
+ }
+ }
+
+ void
+ RegionRippleDrag::remove_unselected_from_views(framecnt_t amount, bool move_regions)
+ {
+
+ for (std::list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ) {
+ // we added all the regions after the selection
+
+ std::list<DraggingView>::iterator to_erase = i++;
+ if (!_editor->selection->regions.contains (to_erase->view)) {
+ // restore the non-selected regions to their original playlist & positions,
+ // and then ripple them back by the length of the regions that were dragged away
+ // do the same things as RegionMotionDrag::aborted
+
+ RegionView *rv = to_erase->view;
+ TimeAxisView* tv = &(rv->get_time_axis_view ());
+ RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tv);
+ assert (rtv);
+
+ std::cerr << "rtv = " << rtv->name() << std::endl;
+
+ // plonk them back onto their own track
+ rv->get_canvas_group()->reparent(rtv->view()->canvas_item());
+ rv->get_canvas_group()->set_y_position (0);
+ rv->drag_end ();
+
+ if (move_regions) {
+ // move the underlying region to match the view
+ rv->region()->set_position (rv->region()->position() + amount);
+ } else {
+ // restore the view to match the underlying region's original position
+ rv->move(-amount, 0); // second parameter is y delta - seems 0 is OK
+ }
+
+ rv->set_height (rtv->view()->child_height ());
+ _views.erase (to_erase);
+ }
+ }
+ }
+
+ bool
+ RegionRippleDrag::y_movement_allowed (int delta_track, double delta_layer) const
+ {
+ if (RegionMotionDrag::y_movement_allowed (delta_track, delta_layer)) {
+ if (delta_track) {
+ return allow_moves_across_tracks;
+ } else {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ RegionRippleDrag::RegionRippleDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
+ : RegionMoveDrag (e, i, p, v, false, false)
+ {
+ DEBUG_TRACE (DEBUG::Drags, "New RegionRippleDrag\n");
+ // compute length of selection
+ RegionSelection selected_regions = _editor->selection->regions;
+ selection_length = selected_regions.end_frame() - selected_regions.start();
+
+ // we'll only allow dragging to another track in ripple mode if all the regions
+ // being dragged start off on the same track
+ allow_moves_across_tracks = (selected_regions.playlists().size() == 1);
+ prev_tav = NULL;
+ prev_amount = 0;
+ exclude = new RegionList;
+ for (RegionSelection::iterator i =selected_regions.begin(); i != selected_regions.end(); ++i) {
+ exclude->push_back((*i)->region());
+ }
+
+ // also add regions before start of selection to exclude, to be consistent with how Mixbus does ripple
+ RegionSelection copy;
+ selected_regions.by_position(copy); // get selected regions sorted by position into copy
+
+ std::set<boost::shared_ptr<ARDOUR::Playlist> > playlists = copy.playlists();
+ std::set<boost::shared_ptr<ARDOUR::Playlist> >::const_iterator pi;
+
+ for (pi = playlists.begin(); pi != playlists.end(); ++pi) {
+ // find ripple start point on each applicable playlist
+ RegionView *first_selected_on_this_track = NULL;
+ for (RegionSelection::iterator i = copy.begin(); i != copy.end(); ++i) {
+ if ((*i)->region()->playlist() == (*pi)) {
+ // region is on this playlist - it's the first, because they're sorted
+ first_selected_on_this_track = *i;
+ break;
+ }
+ }
+ assert (first_selected_on_this_track); // we should always find the region in one of the playlists...
+ add_all_after_to_views (
+ &first_selected_on_this_track->get_time_axis_view(),
+ first_selected_on_this_track->region()->position() + first_selected_on_this_track->region()->length(),
+ selected_regions, false);
+ }
+
+ if (allow_moves_across_tracks) {
+ orig_tav = &(*selected_regions.begin())->get_time_axis_view();
+ } else {
+ orig_tav = NULL;
+ }
+
+ }
+
+ void
+ RegionRippleDrag::motion (GdkEvent* event, bool first_move)
+ {
+ /* Which trackview is this ? */
+
++ pair<TimeAxisView*, double> const tvp = _editor->trackview_by_y_position (current_pointer_y ());
+ RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*> (tvp.first);
+
+ /* The region motion is only processed if the pointer is over
+ an audio track.
+ */
+
+ if (!tv || !tv->is_track()) {
+ /* To make sure we hide the verbose canvas cursor when the mouse is
+ not held over an audiotrack.
+ */
+ _editor->verbose_cursor()->hide ();
+ return;
+ }
+
+ framepos_t where = adjusted_current_frame (event);
+ assert (where >= 0);
+ framepos_t after;
+ double delta = compute_x_delta (event, &after);
+
+ framecnt_t amount = _editor->pixel_to_sample (delta);
+
+ if (allow_moves_across_tracks) {
+ // all the originally selected regions were on the same track
+
+ framecnt_t adjust = 0;
+ if (prev_tav && tv != prev_tav) {
+ // dragged onto a different track
+ // remove the unselected regions from _views, restore them to their original positions
+ // and add the regions after the drop point on the new playlist to _views instead.
+ // undo the effect of rippling the previous playlist, and include the effect of removing
+ // the dragged region(s) from this track
+ std::cerr << "dragged from " << prev_tav->name() << " to " << tv->name() << std::endl;
+
+ remove_unselected_from_views (prev_amount, false);
+ // ripple previous playlist according to the regions that have been removed onto the new playlist
+ prev_tav->playlist()->ripple(prev_position, -selection_length, exclude);
+ prev_amount = 0;
+
+ // move just the selected regions
+ RegionMoveDrag::motion(event, first_move);
+
+ // ensure that the ripple operation on the new playlist inserts selection_length time
+ adjust = selection_length;
+ // ripple the new current playlist
+ tv->playlist()->ripple (where, amount+adjust, exclude);
+
+ // add regions after point where drag entered this track to subsequent ripples
+ add_all_after_to_views (tv, where, _editor->selection->regions, true);
+
+ } else {
+ // motion on same track
+ RegionMoveDrag::motion(event, first_move);
+ }
+ prev_tav = tv;
+
+ // remember what we've done to this playlist so we can undo it if the selection is dragged to another track
+ prev_position = where;
+ } else {
+ // selection encompasses multiple tracks - just drag
+ // cross-track drags are forbidden
+ RegionMoveDrag::motion(event, first_move);
+ }
+
+ if (!_x_constrained) {
+ prev_amount += amount;
+ }
+
+ _last_frame_position = after;
+ }
+
+ void
+ RegionRippleDrag::finished (GdkEvent* event, bool movement_occurred)
+ {
+ if (!movement_occurred) {
+ return;
+ }
+
+ _editor->begin_reversible_command(_("Ripple drag"));
+
+ // remove the regions being rippled from the dragging view, updating them to
+ // their new positions
+ remove_unselected_from_views (prev_amount, true);
+
+ if (allow_moves_across_tracks) {
+ if (orig_tav) {
+ // if regions were dragged across tracks, we've rippled any later
+ // regions on the track the regions were dragged off, so we need
+ // to add the original track to the undo record
+ std::cerr << "adding orig_tav " << orig_tav->name() << " to undo" << std::endl;
+ orig_tav->playlist()->clear_changes();
+ vector<Command*> cmds;
+ orig_tav->playlist()->rdiff (cmds);
+ _editor->session()->add_commands (cmds);
+ }
+ if (prev_tav && prev_tav != orig_tav) {
+ std::cerr << "adding prev_tav " << prev_tav->name() << " to undo" << std::endl;
+ prev_tav->playlist()->clear_changes();
+ vector<Command*> cmds;
+ prev_tav->playlist()->rdiff (cmds);
+ _editor->session()->add_commands (cmds);
+ } else if (prev_tav) {
+ std::cerr << "prev_tav == orig_tav" << std::endl;
+ }
+ } else {
+ // selection spanned multiple tracks - all will need adding to undo record
+
+ std::set<boost::shared_ptr<ARDOUR::Playlist> > playlists = _editor->selection->regions.playlists();
+ std::set<boost::shared_ptr<ARDOUR::Playlist> >::const_iterator pi;
+
+ for (pi = playlists.begin(); pi != playlists.end(); ++pi) {
+
+ std::cerr << "adding playlist with selection " << (*pi)->name() << " to undo" << std::endl;
+ (*pi)->clear_changes();
+ vector<Command*> cmds;
+ (*pi)->rdiff (cmds);
+ _editor->session()->add_commands (cmds);
+ }
+
+ }
+
+
+ // other modified playlists are added to undo by RegionMoveDrag::finished()
+ RegionMoveDrag::finished (event, movement_occurred);
+ _editor->commit_reversible_command();
+ }
+
+ void
+ RegionRippleDrag::aborted (bool movement_occurred)
+ {
+ RegionMoveDrag::aborted (movement_occurred);
+ _views.clear ();
+ }
+
RegionCreateDrag::RegionCreateDrag (Editor* e, ArdourCanvas::Item* i, TimeAxisView* v)
: Drag (e, i),
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