add frame parameter for Meter ctor and TempoMap::replace_meter(). allow for various...
[ardour.git] / gtk2_ardour / editor_drag.cc
index 6477d47843926632d29fc92f14523eb05d695b03..e4c86f97b1cc35e3926b94f7e90ab086fcf9791c 100644 (file)
@@ -1122,6 +1122,10 @@ RegionMotionDrag::motion (GdkEvent* event, bool first_move)
                                y_delta = yposition - rv->get_canvas_group()->canvas_origin().y;
                        }
 
+                       MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
+                       if (mrv) {
+                               mrv->apply_note_range (60, 71, true);
+                       }
                } else {
 
                        /* The TimeAxisView that this region is now over */
@@ -1183,6 +1187,14 @@ RegionMotionDrag::motion (GdkEvent* event, bool first_move)
                                y_delta = track_origin.y - rv->get_canvas_group()->canvas_origin().y;
 
                        }
+
+                       MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
+                       if (mrv) {
+                               MidiStreamView* msv;
+                               if ((msv = dynamic_cast <MidiStreamView*> (current_tv->view())) != 0) {
+                                       mrv->apply_note_range (msv->lowest_note(), msv->highest_note(), true);
+                               }
+                       }
                }
 
                /* Now move the region view */
@@ -1281,8 +1293,15 @@ RegionMoveDrag::motion (GdkEvent* event, bool first_move)
                        MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
 
                        const boost::shared_ptr<const Region> original = rv->region();
-                       boost::shared_ptr<Region> region_copy = RegionFactory::create (original, true
-                                                                                      , current_music_divisor (original->position(), event->button.state));
+                       boost::shared_ptr<Region> region_copy;
+
+                       if (rv == _primary) {
+                               region_copy = RegionFactory::create (original, true
+                                                                    , current_music_divisor (original->position(), event->button.state));
+                       } else {
+                               region_copy = RegionFactory::create (original, true, 0);
+                       }
+
                        /* need to set this so that the drop zone code can work. This doesn't
                           actually put the region into the playlist, but just sets a weak pointer
                           to it.
@@ -1363,8 +1382,7 @@ RegionMoveDrag::finished (GdkEvent* ev, bool movement_occurred)
 
                if (was_double_click() && !_views.empty()) {
                        DraggingView dv = _views.front();
-                       dv.view->show_region_editor ();
-
+                       _editor->edit_region (dv.view);
                }
 
                return;
@@ -1413,7 +1431,7 @@ RegionMoveDrag::create_destination_time_axis (boost::shared_ptr<Region> region,
        /* Add a new track of the correct type, and return the RouteTimeAxisView that is created to display the
           new track.
         */
-
+       TimeAxisView* tav = 0;
        try {
                if (boost::dynamic_pointer_cast<AudioRegion> (region)) {
                        list<boost::shared_ptr<AudioTrack> > audio_tracks;
@@ -1422,27 +1440,24 @@ RegionMoveDrag::create_destination_time_axis (boost::shared_ptr<Region> region,
                                output_chan =  _editor->session()->master_out()->n_inputs().n_audio();
                        }
                        audio_tracks = _editor->session()->new_audio_track (region->n_channels(), output_chan, 0, 1, region->name(), PresentationInfo::max_order);
-                       TimeAxisView* tav =_editor->axis_view_from_stripable (audio_tracks.front());
-                       if (tav) {
-                               tav->set_height (original->current_height());
-                       }
-                       return dynamic_cast<RouteTimeAxisView*>(tav);
+                       tav =_editor->axis_view_from_stripable (audio_tracks.front());
                } else {
                        ChanCount one_midi_port (DataType::MIDI, 1);
                        list<boost::shared_ptr<MidiTrack> > midi_tracks;
                        midi_tracks = _editor->session()->new_midi_track (one_midi_port, one_midi_port, boost::shared_ptr<ARDOUR::PluginInfo>(),
                                                                          (ARDOUR::Plugin::PresetRecord*) 0,
                                                                          (ARDOUR::RouteGroup*) 0, 1, region->name(), PresentationInfo::max_order);
-                       TimeAxisView* tav = _editor->axis_view_from_stripable (midi_tracks.front());
-                       if (tav) {
-                               tav->set_height (original->current_height());
-                       }
-                       return dynamic_cast<RouteTimeAxisView*> (tav);
+                       tav = _editor->axis_view_from_stripable (midi_tracks.front());
+               }
+
+               if (tav) {
+                       tav->set_height (original->current_height());
                }
        } catch (...) {
                error << _("Could not create new track after region placed in the drop zone") << endmsg;
-               return 0;
        }
+
+       return dynamic_cast<RouteTimeAxisView*> (tav);
 }
 
 void
@@ -1452,6 +1467,10 @@ RegionMoveDrag::finished_copy (bool const changed_position, bool const /*changed
        PlaylistSet modified_playlists;
        RouteTimeAxisView* new_time_axis_view = 0;
 
+       int32_t divisor = current_music_divisor (_primary->region()->position() - drag_delta, ev_state);
+       TempoMap& tmap (_editor->session()->tempo_map());
+       double qn_delta = _primary->region()->quarter_note() - tmap.exact_qn_at_frame (_primary->region()->position() - drag_delta, divisor);
+
        if (_brushing) {
                /* all changes were made during motion event handlers */
 
@@ -1491,6 +1510,10 @@ RegionMoveDrag::finished_copy (bool const changed_position, bool const /*changed
                        if ((pm = playlist_mapping.find (i->view->region()->playlist())) == playlist_mapping.end()) {
                                /* first region from this original playlist: create a new track */
                                new_time_axis_view = create_destination_time_axis (i->view->region(), i->initial_time_axis_view);
+                               if(!new_time_axis_view) {
+                                       Drag::abort();
+                                       return;
+                               }
                                playlist_mapping.insert (make_pair (i->view->region()->playlist(), new_time_axis_view));
                                dest_rtv = new_time_axis_view;
                        } else {
@@ -1503,8 +1526,20 @@ RegionMoveDrag::finished_copy (bool const changed_position, bool const /*changed
                }
 
                if (dest_rtv != 0) {
-                       RegionView* new_view = insert_region_into_playlist (i->view->region(), dest_rtv, i->layer, where,
-                                                                           modified_playlists, current_music_divisor (where, ev_state));
+                       RegionView* new_view;
+                       if (i->view == _primary) {
+                               new_view = insert_region_into_playlist (i->view->region(), dest_rtv, i->layer, where,
+                                                                       modified_playlists, current_music_divisor (where, ev_state));
+                       } else {
+                               if (i->view->region()->position_lock_style() == AudioTime) {
+                                       new_view = insert_region_into_playlist (i->view->region(), dest_rtv, i->layer, where,
+                                                                               modified_playlists, 0);
+                               } else {
+                                       where = tmap.frame_at_quarter_note (i->view->region()->quarter_note() - qn_delta);
+                                       new_view = insert_region_into_playlist (i->view->region(), dest_rtv, i->layer, where,
+                                                                               modified_playlists, 0);
+                               }
+                       }
 
                        if (new_view != 0) {
                                new_views.push_back (new_view);
@@ -1552,6 +1587,10 @@ RegionMoveDrag::finished_no_copy (
        typedef map<boost::shared_ptr<Playlist>, RouteTimeAxisView*> PlaylistMapping;
        PlaylistMapping playlist_mapping;
 
+       int32_t divisor = current_music_divisor (_primary->region()->position() - drag_delta, ev_state);
+       TempoMap& tmap (_editor->session()->tempo_map());
+       double qn_delta = _primary->region()->quarter_note() - tmap.exact_qn_at_frame (_primary->region()->position() - drag_delta, divisor);
+
        std::set<boost::shared_ptr<const Region> > uniq;
        for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ) {
 
@@ -1578,6 +1617,10 @@ RegionMoveDrag::finished_no_copy (
                        if ((pm = playlist_mapping.find (i->view->region()->playlist())) == playlist_mapping.end()) {
                                /* first region from this original playlist: create a new track */
                                new_time_axis_view = create_destination_time_axis (i->view->region(), i->initial_time_axis_view);
+                               if(!new_time_axis_view) { // New track creation failed
+                                       Drag::abort();
+                                       return;
+                               }
                                playlist_mapping.insert (make_pair (i->view->region()->playlist(), new_time_axis_view));
                                dest_rtv = new_time_axis_view;
                        } else {
@@ -1607,11 +1650,27 @@ RegionMoveDrag::finished_no_copy (
                if (changed_tracks) {
 
                        /* insert into new playlist */
+                       RegionView* new_view;
+                       if (rv == _primary) {
+                               new_view = insert_region_into_playlist (
+                                       RegionFactory::create (rv->region (), true), dest_rtv, dest_layer, where,
+                                       modified_playlists, current_music_divisor (where, ev_state)
+                                       );
+                       } else {
+                               if (rv->region()->position_lock_style() == AudioTime) {
 
-                       RegionView* new_view = insert_region_into_playlist (
-                               RegionFactory::create (rv->region (), true), dest_rtv, dest_layer, where,
-                               modified_playlists, current_music_divisor (where, ev_state)
-                               );
+                                       new_view = insert_region_into_playlist (
+                                               RegionFactory::create (rv->region (), true), dest_rtv, dest_layer, where,
+                                               modified_playlists, 0
+                                               );
+                               } else {
+                                       where = tmap.frame_at_quarter_note (rv->region()->quarter_note() - qn_delta);
+                                       new_view = insert_region_into_playlist (
+                                               RegionFactory::create (rv->region (), true), dest_rtv, dest_layer, where,
+                                               modified_playlists, 0
+                                               );
+                               }
+                       }
 
                        if (new_view == 0) {
                                ++i;
@@ -1669,8 +1728,16 @@ RegionMoveDrag::finished_no_copy (
                        if (r.second) {
                                playlist->freeze ();
                        }
+                       if (rv == _primary) {
+                               rv->region()->set_position (where, current_music_divisor (where, ev_state));
+                       } else {
+                               if (rv->region()->position_lock_style() == AudioTime) {
+                                       rv->region()->set_position (where, 0);
+                               } else {
+                                       rv->region()->set_position (tmap.frame_at_quarter_note (rv->region()->quarter_note() - qn_delta), 0);
 
-                       rv->region()->set_position (where, current_music_divisor (where, ev_state));
+                               }
+                       }
                        _editor->session()->add_command (new StatefulDiffCommand (rv->region()));
                }
 
@@ -2272,8 +2339,7 @@ RegionRippleDrag::finished (GdkEvent* event, bool movement_occurred)
 
                if (was_double_click() && !_views.empty()) {
                        DraggingView dv = _views.front();
-                       dv.view->show_region_editor ();
-
+                       _editor->edit_region (dv.view);
                }
 
                return;
@@ -3221,8 +3287,9 @@ MeterMarkerDrag::motion (GdkEvent* event, bool first_move)
                                --bbt.bars;
                        }
                        const double beat = map.beat_at_bbt (bbt);
+                       const framepos_t frame = map.frame_at_beat (beat);
                        _real_section = map.add_meter (Meter (_marker->meter().divisions_per_bar(), _marker->meter().note_divisor())
-                                                      , beat, bbt, _real_section->position_lock_style());
+                                                      , beat, bbt, frame, _real_section->position_lock_style());
                        if (!_real_section) {
                                aborted (true);
                                return;
@@ -3302,7 +3369,7 @@ TempoMarkerDrag::TempoMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
 
        _marker = reinterpret_cast<TempoMarker*> (_item->get_data ("marker"));
        _real_section = &_marker->tempo();
-       _movable = _real_section->movable();
+       _movable = !_real_section->initial();
        _grab_bpm = _real_section->note_types_per_minute();
        assert (_marker);
 }
@@ -5274,6 +5341,13 @@ SelectionDrag::finished (GdkEvent* event, bool movement_occurred)
                /* just a click, no pointer movement.
                 */
 
+               if (was_double_click()) {
+                       if (UIConfiguration::instance().get_use_double_click_to_zoom_to_selection()) {
+                               _editor->temporal_zoom_selection (Both);
+                               return;
+                       }
+               }
+
                if (_operation == SelectionExtend) {
                        if (_time_selection_at_start) {
                                framepos_t pos = adjusted_current_frame (event, false);
@@ -5664,15 +5738,15 @@ NoteDrag::total_dy () const
                return 0;
        }
 
-       MidiStreamView* msv = _region->midi_stream_view ();
        double const y = _region->midi_view()->y_position ();
        /* new current note */
-       uint8_t n = msv->y_to_note (current_pointer_y () - y);
+       uint8_t n = _region->y_to_note (current_pointer_y () - y);
        /* clamp */
+       MidiStreamView* msv = _region->midi_stream_view ();
        n = max (msv->lowest_note(), n);
        n = min (msv->highest_note(), n);
        /* and work out delta */
-       return n - msv->y_to_note (grab_y() - y);
+       return n - _region->y_to_note (grab_y() - y);
 }
 
 void
@@ -6203,16 +6277,12 @@ NoteCreateDrag::~NoteCreateDrag ()
 framecnt_t
 NoteCreateDrag::grid_frames (framepos_t t) const
 {
-       bool success;
-       Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, t);
-       if (!success) {
-               grid_beats = Evoral::Beats(1);
-       }
+
+       const Evoral::Beats grid_beats = _region_view->get_grid_beats (t);
        const Evoral::Beats t_beats = _region_view->region_frames_to_region_beats (t);
 
        return _region_view->region_beats_to_region_frames (t_beats + grid_beats)
                - _region_view->region_beats_to_region_frames (t_beats);
-
 }
 
 void
@@ -6226,14 +6296,9 @@ NoteCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
        const framepos_t pf = _drags->current_pointer_frame ();
        const int32_t divisions = _editor->get_grid_music_divisions (event->button.state);
 
-       bool success = false;
-       Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, pf);
-       if (!success) {
-               grid_beats = Evoral::Beats(1);
-       }
+       const Evoral::Beats grid_beats = _region_view->get_grid_beats (pf);
 
        double eqaf = map.exact_qn_at_frame (pf, divisions);
-       double end_qn = eqaf;
 
        if (divisions != 0) {
 
@@ -6248,16 +6313,14 @@ NoteCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
                        eqaf -= grid_beats.to_double();
                }
        }
-       /* minimum initial length is grid beats */
-       end_qn = eqaf + grid_beats.to_double();
 
        _note[0] = map.frame_at_quarter_note (eqaf) - _region_view->region()->position();
-       _note[1] = map.frame_at_quarter_note (end_qn) - _region_view->region()->position();
+       /* minimum initial length is grid beats */
+       _note[1] = map.frame_at_quarter_note (eqaf + grid_beats.to_double()) - _region_view->region()->position();
 
-       MidiStreamView* sv = _region_view->midi_stream_view ();
        double const x0 = _editor->sample_to_pixel (_note[0]);
        double const x1 = _editor->sample_to_pixel (_note[1]);
-       double const y = sv->note_to_y (sv->y_to_note (y_to_region (event->button.y)));
+       double const y = _region_view->note_to_y (_region_view->y_to_note (y_to_region (event->button.y)));
 
        _drag_rect->set (ArdourCanvas::Rect (x0, y, x1, y + floor (_region_view->midi_stream_view()->note_height ())));
        _drag_rect->set_outline_all ();
@@ -6274,11 +6337,8 @@ NoteCreateDrag::motion (GdkEvent* event, bool)
        double eqaf = map.exact_qn_at_frame (pf, divisions);
 
        if (divisions != 0) {
-               bool success = false;
-               Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, pf);
-               if (!success) {
-                       grid_beats = Evoral::Beats(1);
-               }
+
+               const Evoral::Beats grid_beats = _region_view->get_grid_beats (pf);
 
                const double qaf = map.quarter_note_at_frame (pf);
                /* Hack so that we always snap to the note that we are over, instead of snapping
@@ -6306,7 +6366,7 @@ NoteCreateDrag::finished (GdkEvent* ev, bool had_movement)
        /* we create a note even if there was no movement */
        framepos_t const start = min (_note[0], _note[1]);
        framepos_t const start_sess_rel = start + _region_view->region()->position();
-       framecnt_t length = (framecnt_t) fabs ((double)(_note[0] - _note[1]));
+       framecnt_t length = max (_editor->pixel_to_sample (1.0), (framecnt_t) fabs ((double)(_note[0] - _note[1])));
        framecnt_t const g = grid_frames (start);
 
        if (_editor->get_grid_music_divisions (ev->button.state) != 0 && length < g) {
@@ -6334,6 +6394,100 @@ NoteCreateDrag::aborted (bool)
 
 }
 
+HitCreateDrag::HitCreateDrag (Editor* e, ArdourCanvas::Item* i, MidiRegionView* rv)
+       : Drag (e, i)
+       , _region_view (rv)
+       , _last_pos (0)
+       , _last_y (0.0)
+{
+}
+
+HitCreateDrag::~HitCreateDrag ()
+{
+}
+
+void
+HitCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
+{
+       Drag::start_grab (event, cursor);
+
+       TempoMap& map (_editor->session()->tempo_map());
+
+       const framepos_t pf = _drags->current_pointer_frame ();
+       const int32_t divisions = _editor->get_grid_music_divisions (event->button.state);
+
+       const double eqaf = map.exact_qn_at_frame (pf, divisions);
+
+       boost::shared_ptr<MidiRegion> mr = _region_view->midi_region();
+
+       if (eqaf >= mr->quarter_note() + mr->length_beats()) {
+               return;
+       }
+
+       const framepos_t start = map.frame_at_quarter_note (eqaf) - _region_view->region()->position();
+       const double y = _region_view->note_to_y (_region_view->y_to_note (y_to_region (event->button.y)));
+
+       Evoral::Beats length = _region_view->get_grid_beats (pf);
+
+       _region_view->create_note_at (start, y, length, event->button.state, false);
+
+       _last_pos = start;
+       _last_y = y;
+}
+
+void
+HitCreateDrag::motion (GdkEvent* event, bool)
+{
+       TempoMap& map (_editor->session()->tempo_map());
+
+       const framepos_t pf = _drags->current_pointer_frame ();
+       const int32_t divisions = _editor->get_grid_music_divisions (event->button.state);
+
+       if (divisions == 0) {
+               return;
+       }
+
+       const double eqaf = map.exact_qn_at_frame (pf, divisions);
+       const framepos_t start = map.frame_at_quarter_note (eqaf) - _region_view->region()->position ();
+       const double y = _region_view->note_to_y (_region_view->y_to_note (y_to_region (event->button.y)));
+
+       if (_last_pos == start && y == _last_y) {
+               return;
+       }
+
+       Evoral::Beats length = _region_view->get_grid_beats (pf);
+
+       boost::shared_ptr<MidiRegion> mr = _region_view->midi_region();
+       if (eqaf >= mr->quarter_note() + mr->length_beats()) {
+               return;
+       }
+
+       _region_view->create_note_at (start, y, length, event->button.state, false);
+
+       _last_pos = start;
+       _last_y = y;
+}
+
+void
+HitCreateDrag::finished (GdkEvent* /* ev */, bool /* had_movement */)
+{
+
+}
+
+double
+HitCreateDrag::y_to_region (double y) const
+{
+       double x = 0;
+       _region_view->get_canvas_group()->canvas_to_item (x, y);
+       return y;
+}
+
+void
+HitCreateDrag::aborted (bool)
+{
+       // umm..
+}
+
 CrossfadeEdgeDrag::CrossfadeEdgeDrag (Editor* e, AudioRegionView* rv, ArdourCanvas::Item* i, bool start_yn)
        : Drag (e, i)
        , arv (rv)
@@ -6436,6 +6590,7 @@ RegionCutDrag::RegionCutDrag (Editor* e, ArdourCanvas::Item* item, framepos_t po
 {
        line->set_position (pos);
        line->show ();
+       line->track_canvas_item().reparent (_editor->_drag_motion_group);
 }
 
 RegionCutDrag::~RegionCutDrag ()
@@ -6444,12 +6599,19 @@ RegionCutDrag::~RegionCutDrag ()
 }
 
 void
-RegionCutDrag::motion (GdkEvent*, bool)
+RegionCutDrag::start_grab (GdkEvent* event, Gdk::Cursor* c)
+{
+       Drag::start_grab (event, c);
+       motion (event, false);
+}
+
+void
+RegionCutDrag::motion (GdkEvent* event, bool)
 {
-       framepos_t where = _drags->current_pointer_frame();
-       _editor->snap_to (where);
+       framepos_t pos = _drags->current_pointer_frame();
+       _editor->snap_to_with_modifier (pos, event);
 
-       line->set_position (where);
+       line->set_position (pos);
 }
 
 void
@@ -6458,6 +6620,7 @@ RegionCutDrag::finished (GdkEvent* event, bool)
        _editor->get_track_canvas()->canvas()->re_enter();
 
        framepos_t pos = _drags->current_pointer_frame();
+       _editor->snap_to_with_modifier (pos, event);
 
        line->hide ();
 
@@ -6467,7 +6630,8 @@ RegionCutDrag::finished (GdkEvent* event, bool)
                return;
        }
 
-       _editor->split_regions_at (pos, rs, _editor->get_grid_music_divisions (event->button.state));
+       _editor->split_regions_at (pos, rs, _editor->get_grid_music_divisions (event->button.state),
+                                  false);
 }
 
 void