allow the use of static_cast for MGR ghost events (speeds things up a bit).
[ardour.git] / gtk2_ardour / editor_ops.cc
index e074755a5f015208bc0928c82bca3fe0e34ff308..6a21dd84322f5454ca5987d2b737d9ca7fee8e2e 100644 (file)
@@ -166,7 +166,8 @@ Editor::redo (uint32_t n)
 }
 
 void
-Editor::split_regions_at (framepos_t where, RegionSelection& regions, const int32_t sub_num)
+Editor::split_regions_at (framepos_t where, RegionSelection& regions, const int32_t sub_num,
+                          bool snap_frame)
 {
        bool frozen = false;
 
@@ -192,10 +193,14 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions, const int3
                case SnapToRegionEnd:
                        break;
                default:
-                       snap_to (where);
+                       if (snap_frame) {
+                               snap_to (where);
+                       }
                }
        } else {
-               snap_to (where);
+               if (snap_frame) {
+                       snap_to (where);
+               }
 
                frozen = true;
                EditorFreeze(); /* Emit Signal */
@@ -273,7 +278,6 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions, const int3
        if (working_on_selection) {
                // IFF we were working on selected regions, try to reinstate the other region selections that existed before the freeze/thaw.
 
-               _ignore_follow_edits = true;  // a split will change the region selection in mysterious ways;  it's not practical or wanted to follow this edit
                RegionSelectionAfterSplit rsas = Config->get_region_selection_after_split();
                /* There are three classes of regions that we might want selected after
                   splitting selected regions:
@@ -300,13 +304,10 @@ Editor::split_regions_at (framepos_t where, RegionSelection& regions, const int3
                                }
                        }
                }
-               _ignore_follow_edits = false;
        } else {
-               _ignore_follow_edits = true;
                if( working_on_selection ) {
                        selection->add (latest_regionviews);  //these are the new regions created after the split
                }
-               _ignore_follow_edits = false;
        }
 
        commit_reversible_command ();
@@ -419,6 +420,7 @@ Editor::nudge_forward (bool next, bool force_playhead)
 
                bool is_start;
                bool in_command = false;
+               const int32_t divisions = get_grid_music_divisions (0);
 
                for (MarkerSelection::iterator i = selection->markers.begin(); i != selection->markers.end(); ++i) {
 
@@ -434,9 +436,9 @@ Editor::nudge_forward (bool next, bool force_playhead)
                                                distance = next_distance;
                                        }
                                        if (max_framepos - distance > loc->start() + loc->length()) {
-                                               loc->set_start (loc->start() + distance);
+                                               loc->set_start (loc->start() + distance, false, true, divisions);
                                        } else {
-                                               loc->set_start (max_framepos - loc->length());
+                                               loc->set_start (max_framepos - loc->length(), false, true, divisions);
                                        }
                                } else {
                                        distance = get_nudge_distance (loc->end(), next_distance);
@@ -444,9 +446,9 @@ Editor::nudge_forward (bool next, bool force_playhead)
                                                distance = next_distance;
                                        }
                                        if (max_framepos - distance > loc->end()) {
-                                               loc->set_end (loc->end() + distance);
+                                               loc->set_end (loc->end() + distance, false, true, divisions);
                                        } else {
-                                               loc->set_end (max_framepos);
+                                               loc->set_end (max_framepos, false, true, divisions);
                                        }
                                        if (loc->is_session_range()) {
                                                _session->set_end_is_free (false);
@@ -526,9 +528,9 @@ Editor::nudge_backward (bool next, bool force_playhead)
                                                distance = next_distance;
                                        }
                                        if (distance < loc->start()) {
-                                               loc->set_start (loc->start() - distance);
+                                               loc->set_start (loc->start() - distance, false, true, get_grid_music_divisions(0));
                                        } else {
-                                               loc->set_start (0);
+                                               loc->set_start (0, false, true, get_grid_music_divisions(0));
                                        }
                                } else {
                                        distance = get_nudge_distance (loc->end(), next_distance);
@@ -538,9 +540,9 @@ Editor::nudge_backward (bool next, bool force_playhead)
                                        }
 
                                        if (distance < loc->end() - loc->length()) {
-                                               loc->set_end (loc->end() - distance);
+                                               loc->set_end (loc->end() - distance, false, true, get_grid_music_divisions(0));
                                        } else {
-                                               loc->set_end (loc->length());
+                                               loc->set_end (loc->length(), false, true, get_grid_music_divisions(0));
                                        }
                                        if (loc->is_session_range()) {
                                                _session->set_end_is_free (false);
@@ -1154,7 +1156,7 @@ Editor::selected_marker_to_region_boundary (bool with_selection, int32_t dir)
                return;
        }
 
-       loc->move_to (target);
+       loc->move_to (target, 0);
 }
 
 void
@@ -1231,7 +1233,7 @@ Editor::selected_marker_to_region_point (RegionPoint point, int32_t dir)
 
        pos = track_frame_to_session_frame(pos, speed);
 
-       loc->move_to (pos);
+       loc->move_to (pos, 0);
 }
 
 void
@@ -1278,7 +1280,7 @@ Editor::selected_marker_to_selection_start ()
                return;
        }
 
-       loc->move_to (pos);
+       loc->move_to (pos, 0);
 }
 
 void
@@ -1313,7 +1315,7 @@ Editor::selected_marker_to_selection_end ()
                return;
        }
 
-       loc->move_to (pos);
+       loc->move_to (pos, 0);
 }
 
 void
@@ -1365,6 +1367,7 @@ Editor::cursor_align (bool playhead_to_edit)
                _session->request_locate (selection->markers.front()->position(), _session->transport_rolling());
 
        } else {
+               const int32_t divisions = get_grid_music_divisions (0);
                /* move selected markers to playhead */
 
                for (MarkerSelection::iterator i = selection->markers.begin(); i != selection->markers.end(); ++i) {
@@ -1373,10 +1376,10 @@ Editor::cursor_align (bool playhead_to_edit)
                        Location* loc = find_location_from_marker (*i, ignored);
 
                        if (loc->is_mark()) {
-                               loc->set_start (playhead_cursor->current_frame ());
+                               loc->set_start (playhead_cursor->current_frame (), false, true, divisions);
                        } else {
                                loc->set (playhead_cursor->current_frame (),
-                                         playhead_cursor->current_frame () + loc->length());
+                                         playhead_cursor->current_frame () + loc->length(), true, divisions);
                        }
                }
        }
@@ -1768,6 +1771,7 @@ Editor::temporal_zoom (framecnt_t fpp)
        framepos_t leftmost_after_zoom = 0;
        framepos_t where;
        bool in_track_canvas;
+       bool use_mouse_frame = true;
        framecnt_t nfpp;
        double l;
 
@@ -1828,18 +1832,13 @@ Editor::temporal_zoom (framecnt_t fpp)
        case ZoomFocusMouse:
                /* try to keep the mouse over the same point in the display */
 
-               if (!mouse_frame (where, in_track_canvas)) {
-                       /* use playhead instead */
-                       where = playhead_cursor->current_frame ();
-
-                       if (where < half_page_size) {
-                               leftmost_after_zoom = 0;
-                       } else {
-                               leftmost_after_zoom = where - half_page_size;
-                       }
-
-               } else {
+               if (_drags->active()) {
+                       where = _drags->current_pointer_frame ();
+               } else if (!mouse_frame (where, in_track_canvas)) {
+                       use_mouse_frame = false;
+               }
 
+               if (use_mouse_frame) {
                        l = - ((new_page_size * ((where - current_leftmost)/(double)current_page)) - where);
 
                        if (l < 0) {
@@ -1849,8 +1848,16 @@ Editor::temporal_zoom (framecnt_t fpp)
                        } else {
                                leftmost_after_zoom = (framepos_t) l;
                        }
-               }
+               } else {
+                       /* use playhead instead */
+                       where = playhead_cursor->current_frame ();
 
+                       if (where < half_page_size) {
+                               leftmost_after_zoom = 0;
+                       } else {
+                               leftmost_after_zoom = where - half_page_size;
+                       }
+               }
                break;
 
        case ZoomFocusEdit:
@@ -1913,53 +1920,6 @@ Editor::calc_extra_zoom_edges(framepos_t &start, framepos_t &end)
        }
 }
 
-void
-Editor::temporal_zoom_region (bool both_axes)
-{
-       framepos_t start = max_framepos;
-       framepos_t end = 0;
-       set<TimeAxisView*> tracks;
-
-       if ( !get_selection_extents(start, end) )
-               return;
-
-       calc_extra_zoom_edges (start, end);
-
-       /* if we're zooming on both axes we need to save track heights etc.
-        */
-
-       undo_visual_stack.push_back (current_visual_state (both_axes));
-
-       PBD::Unwinder<bool> nsv (no_save_visual, true);
-
-       temporal_zoom_by_frame (start, end);
-
-       if (both_axes) {
-               uint32_t per_track_height = (uint32_t) floor ((_visible_canvas_height - 10.0) / tracks.size());
-
-               /* set visible track heights appropriately */
-
-               for (set<TimeAxisView*>::iterator t = tracks.begin(); t != tracks.end(); ++t) {
-                       (*t)->set_height (per_track_height);
-               }
-
-               /* hide irrelevant tracks */
-
-               DisplaySuspender ds;
-
-               for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
-                       if (find (tracks.begin(), tracks.end(), (*i)) == tracks.end()) {
-                               hide_track_in_display (*i);
-                       }
-               }
-
-               vertical_adjustment.set_value (0.0);
-       }
-
-       redo_visual_stack.push_back (current_visual_state (both_axes));
-}
-
-
 bool
 Editor::get_selection_extents (framepos_t &start, framepos_t &end) const
 {
@@ -2001,7 +1961,7 @@ Editor::get_selection_extents (framepos_t &start, framepos_t &end) const
 
 
 void
-Editor::temporal_zoom_selection (bool both_axes)
+Editor::temporal_zoom_selection (Editing::ZoomAxis axes)
 {
        if (!selection) return;
 
@@ -2009,23 +1969,18 @@ Editor::temporal_zoom_selection (bool both_axes)
 
        //ToDo:  if control points are selected, zoom to that
 
-       //if region(s) are selected, zoom to that
-       if ( !selection->regions.empty() )
-               temporal_zoom_region (both_axes);
-
-       //if a range is selected, zoom to that
-       if (!selection->time.empty()) {
+       if (axes == Horizontal || axes == Both) {
 
-               framepos_t start,  end;
+               framepos_t start, end;
                if (get_selection_extents (start, end)) {
-                       calc_extra_zoom_edges(start, end);
+                       calc_extra_zoom_edges (start, end);
                        temporal_zoom_by_frame (start, end);
                }
-
-               if (both_axes)
-                       fit_selection();
        }
 
+       if (axes == Vertical || axes == Both) {
+               fit_selection ();
+       }
 }
 
 void
@@ -2192,7 +2147,7 @@ Editor::add_location_from_selection ()
        framepos_t end = selection->time[clicked_selection].end;
 
        _session->locations()->next_available_name(rangename,"selection");
-       Location *location = new Location (*_session, start, end, rangename, Location::IsRangeMarker);
+       Location *location = new Location (*_session, start, end, rangename, Location::IsRangeMarker, get_grid_music_divisions(0));
 
        begin_reversible_command (_("add marker"));
 
@@ -2215,7 +2170,7 @@ Editor::add_location_mark (framepos_t where)
        if (!choose_new_marker_name(markername)) {
                return;
        }
-       Location *location = new Location (*_session, where, where, markername, Location::IsMark);
+       Location *location = new Location (*_session, where, where, markername, Location::IsMark, get_grid_music_divisions (0));
        begin_reversible_command (_("add marker"));
 
        XMLNode &before = _session->locations()->get_state();
@@ -2344,7 +2299,7 @@ Editor::add_locations_from_region ()
 
                boost::shared_ptr<Region> region = (*i)->region ();
 
-               Location *location = new Location (*_session, region->position(), region->last_frame(), region->name(), Location::IsRangeMarker);
+               Location *location = new Location (*_session, region->position(), region->last_frame(), region->name(), Location::IsRangeMarker, 0);
 
                _session->locations()->add (location, true);
                commit = true;
@@ -2385,7 +2340,7 @@ Editor::add_location_from_region ()
        }
 
        // single range spanning all selected
-       Location *location = new Location (*_session, selection->regions.start(), selection->regions.end_frame(), markername, Location::IsRangeMarker);
+       Location *location = new Location (*_session, selection->regions.start(), selection->regions.end_frame(), markername, Location::IsRangeMarker, 0);
        _session->locations()->add (location, true);
 
        begin_reversible_command (_("add marker"));
@@ -2440,7 +2395,7 @@ Editor::set_mark ()
                return;
        }
 
-       _session->locations()->add (new Location (*_session, pos, 0, markername, Location::IsMark), true);
+       _session->locations()->add (new Location (*_session, pos, 0, markername, Location::IsMark, 0), true);
 }
 
 void
@@ -2653,7 +2608,7 @@ Editor::get_preroll ()
 void
 Editor::maybe_locate_with_edit_preroll ( framepos_t location )
 {
-       if ( _session->transport_rolling() || !UIConfiguration::instance().get_follow_edits() || _ignore_follow_edits || _session->config.get_external_sync() )
+       if ( _session->transport_rolling() || !UIConfiguration::instance().get_follow_edits() || _session->config.get_external_sync() )
                return;
 
        location -= get_preroll();
@@ -2673,13 +2628,12 @@ Editor::maybe_locate_with_edit_preroll ( framepos_t location )
 void
 Editor::play_with_preroll ()
 {
-       {
-               framepos_t preroll = get_preroll();
-
-               framepos_t start, end;
-               if (!get_selection_extents ( start, end))
-                       return;
+       framepos_t preroll = get_preroll();
+       framepos_t start, end;
+       if ( UIConfiguration::instance().get_follow_edits() && get_selection_extents ( start, end) ) {
 
+               framepos_t ret = start;
+               
                if (start > preroll)
                        start = start - preroll;
 
@@ -2690,6 +2644,16 @@ Editor::play_with_preroll ()
                lar.push_back (ar);
 
                _session->request_play_range (&lar, true);
+               _session->set_requested_return_frame( ret );  //force auto-return to return to range start, without the preroll
+       } else {
+               framepos_t ph = playhead_cursor->current_frame ();
+               framepos_t start;
+               if (ph > preroll)
+                       start = ph - preroll; 
+               else
+                       start = 0;
+               _session->request_locate ( start, true);
+               _session->set_requested_return_frame( ph );  //force auto-return to return to playhead location, without the preroll
        }
 }
 
@@ -3726,10 +3690,8 @@ Editor::trim_region (bool front)
 
                        if (front) {
                                (*i)->region()->trim_front (where);
-                               maybe_locate_with_edit_preroll ( where );
                        } else {
                                (*i)->region()->trim_end (where);
-                               maybe_locate_with_edit_preroll ( where );
                        }
 
                        _session->add_command (new StatefulDiffCommand ((*i)->region()));
@@ -4928,18 +4890,19 @@ Editor::duplicate_selection (float times)
        }
 
        if (in_command) {
-               // now "move" range selection to after the current range selection
-               framecnt_t distance = 0;
+               if (times == 1.0f) {
+                       // now "move" range selection to after the current range selection
+                       framecnt_t distance = 0;
 
-               if (clicked_selection) {
-                       distance = selection->time[clicked_selection].end -
-                                  selection->time[clicked_selection].start;
-               } else {
-                       distance = selection->time.end_frame() - selection->time.start();
-               }
-
-               selection->move_time (distance);
+                       if (clicked_selection) {
+                               distance =
+                                   selection->time[clicked_selection].end - selection->time[clicked_selection].start;
+                       } else {
+                               distance = selection->time.end_frame () - selection->time.start ();
+                       }
 
+                       selection->move_time (distance);
+               }
                commit_reversible_command ();
        }
 }
@@ -6212,7 +6175,7 @@ Editor::set_edit_point ()
                Location* loc = find_location_from_marker (selection->markers.front(), ignored);
 
                if (loc) {
-                       loc->move_to (where);
+                       loc->move_to (where, get_grid_music_divisions(0));
                }
        }
 }
@@ -6237,9 +6200,11 @@ Editor::set_playhead_cursor ()
                }
        }
 
-       if (UIConfiguration::instance().get_follow_edits() && (!_session || !_session->config.get_external_sync())) {
-               cancel_time_selection();
-       }
+//not sure what this was for;  remove it for now.
+//     if (UIConfiguration::instance().get_follow_edits() && (!_session || !_session->config.get_external_sync())) {
+//             cancel_time_selection();
+//     }
+
 }
 
 void
@@ -7379,6 +7344,23 @@ edit your ardour.rc file to set the\n\
                return;
        }
 
+       if (current_mixer_strip && routes.size () > 1 && std::find (routes.begin(), routes.end(), current_mixer_strip->route()) != routes.end ()) {
+               /* Route deletion calls Editor::timeaxisview_deleted() iteratively (for each deleted
+                * route). If the deleted route is currently displayed in the Editor-Mixer (highly
+                * likely because deletion requires selection) this will call
+                * Editor::set_selected_mixer_strip () which is expensive ( MixerStrip::set_route() ).
+                * It's likewise likely that the route that has just been displayed in the
+                * Editor-Mixer will be next in line for deletion.
+                *
+                * So simply switch to the master-bus (if present)
+                */
+               for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
+                       if ((*i)->stripable ()->is_master ()) {
+                               set_selected_mixer_strip (*(*i));
+                               break;
+                       }
+               }
+       }
 
        Mixer_UI::instance()->selection().block_routes_changed (true);
        selection->block_tracks_changed (true);
@@ -7506,6 +7488,7 @@ Editor::insert_time (
        /* markers */
        if (markers_too) {
                bool moved = false;
+               const int32_t divisions = get_grid_music_divisions (0);
                XMLNode& before (_session->locations()->get_state());
                Locations::LocationList copy (_session->locations()->list());
 
@@ -7522,9 +7505,9 @@ Editor::insert_time (
                                if ((*i)->start() >= pos) {
                                        // move end first, in case we're moving by more than the length of the range
                                        if (!(*i)->is_mark()) {
-                                               (*i)->set_end ((*i)->end() + frames);
+                                               (*i)->set_end ((*i)->end() + frames, false, true, divisions);
                                        }
-                                       (*i)->set_start ((*i)->start() + frames);
+                                       (*i)->set_start ((*i)->start() + frames, false, true, divisions);
                                        moved = true;
                                }
 
@@ -7637,6 +7620,7 @@ Editor::remove_time (framepos_t pos, framecnt_t frames, InsertTimeOption opt,
                }
        }
 
+       const int32_t divisions = get_grid_music_divisions (0);
        std::list<Location*> loc_kill_list;
 
        /* markers */
@@ -7665,20 +7649,20 @@ Editor::remove_time (framepos_t pos, framecnt_t frames, InsertTimeOption opt,
                                                // if we're removing more time than the length of the range
                                                if ((*i)->start() >= pos && (*i)->start() < pos+frames) {
                                                        // start is within cut
-                                                       (*i)->set_start (pos);  // bring the start marker to the beginning of the cut
+                                                       (*i)->set_start (pos, false, true,divisions);  // bring the start marker to the beginning of the cut
                                                        moved = true;
                                                } else if ((*i)->start() >= pos+frames) {
                                                        // start (and thus entire range) lies beyond end of cut
-                                                       (*i)->set_start ((*i)->start() - frames); // slip the start marker back
+                                                       (*i)->set_start ((*i)->start() - frames, false, true, divisions); // slip the start marker back
                                                        moved = true;
                                                }
                                                if ((*i)->end() >= pos && (*i)->end() < pos+frames) {
                                                        // end is inside cut
-                                                       (*i)->set_end (pos);  // bring the end to the cut
+                                                       (*i)->set_end (pos, false, true, divisions);  // bring the end to the cut
                                                        moved = true;
                                                } else if ((*i)->end() >= pos+frames) {
                                                        // end is beyond end of cut
-                                                       (*i)->set_end ((*i)->end() - frames); // slip the end marker back
+                                                       (*i)->set_end ((*i)->end() - frames, false, true, divisions); // slip the end marker back
                                                        moved = true;
                                                }
 
@@ -7687,7 +7671,7 @@ Editor::remove_time (framepos_t pos, framecnt_t frames, InsertTimeOption opt,
                                        loc_kill_list.push_back(*i);
                                        moved = true;
                                } else if ((*i)->start() >= pos) {
-                                       (*i)->set_start ((*i)->start() -frames);
+                                       (*i)->set_start ((*i)->start() -frames, false, true, divisions);
                                        moved = true;
                                }