change some parameter names to make things a bit clearer,and require that an Automati...
[ardour.git] / gtk2_ardour / editor_markers.cc
index 8e486aa6ccf6b69efaedbf4536d21d5b30253043..3000fb07efbe63e676e1a550326e365ea2cf5ff5 100644 (file)
@@ -55,6 +55,7 @@ Editor::clear_marker_display ()
        }
 
        location_markers.clear ();
+       _sorted_marker_lists.clear ();
 }
 
 void
@@ -65,6 +66,9 @@ Editor::add_new_location (Location *location)
        LocationMarkers *lam = new LocationMarkers;
        uint32_t color;
 
+       /* make a note here of which group this marker ends up in */
+       ArdourCanvas::Group* group = 0;
+
        if (location->is_cd_marker()) {
                color = location_cd_marker_color;
        } else if (location->is_mark()) {
@@ -81,44 +85,53 @@ Editor::add_new_location (Location *location)
 
                if (location->is_cd_marker() && ruler_cd_marker_action->get_active()) {
                        lam->start = new Marker (*this, *cd_marker_group, color, location->name(), Marker::Mark, location->start());
-               }
-               else {
+                       group = cd_marker_group;
+               else {
                        lam->start = new Marker (*this, *marker_group, color, location->name(), Marker::Mark, location->start());
+                       group = marker_group;
                }
-               lam->end   = 0;
+               
+               lam->end = 0;
 
        } else if (location->is_auto_loop()) {
+               
                // transport marker
                lam->start = new Marker (*this, *transport_marker_group, color,
                                         location->name(), Marker::LoopStart, location->start());
                lam->end   = new Marker (*this, *transport_marker_group, color,
                                         location->name(), Marker::LoopEnd, location->end());
+               group = transport_marker_group;
 
        } else if (location->is_auto_punch()) {
+               
                // transport marker
                lam->start = new Marker (*this, *transport_marker_group, color,
                                         location->name(), Marker::PunchIn, location->start());
                lam->end   = new Marker (*this, *transport_marker_group, color,
                                         location->name(), Marker::PunchOut, location->end());
-
+               group = transport_marker_group;
+               
        } else if (location->is_session_range()) {
+
                // session range
-               lam->start = new Marker (*this, *marker_group, color, _("start"), Marker::Start, location->start());
-               lam->end = new Marker (*this, *marker_group, color, _("end"), Marker::End, location->end());
+               lam->start = new Marker (*this, *marker_group, color, _("start"), Marker::SessionStart, location->start());
+               lam->end = new Marker (*this, *marker_group, color, _("end"), Marker::SessionEnd, location->end());
+               group = marker_group;
                
        } else {
                // range marker
                if (location->is_cd_marker() && ruler_cd_marker_action->get_active()) {
                        lam->start = new Marker (*this, *cd_marker_group, color,
-                                                location->name(), Marker::Start, location->start());
+                                                location->name(), Marker::RangeStart, location->start());
                        lam->end   = new Marker (*this, *cd_marker_group, color,
-                                                location->name(), Marker::End, location->end());
-               }
-               else {
+                                                location->name(), Marker::RangeEnd, location->end());
+                       group = cd_marker_group;
+               else {
                        lam->start = new Marker (*this, *range_marker_group, color,
-                                                location->name(), Marker::Start, location->start());
+                                                location->name(), Marker::RangeStart, location->start());
                        lam->end   = new Marker (*this, *range_marker_group, color,
-                                                location->name(), Marker::End, location->end());
+                                                location->name(), Marker::RangeEnd, location->end());
+                       group = range_marker_group;
                }
        }
 
@@ -145,6 +158,20 @@ Editor::add_new_location (Location *location)
                selection->set (lam->start);
                select_new_marker = false;
        }
+
+       lam->canvas_height_set (_canvas_height);
+       lam->set_show_lines (_show_marker_lines);
+
+       /* Add these markers to the appropriate sorted marker lists, which will render
+          them unsorted until the update_marker_labels() below sorts them out.
+       */
+       _sorted_marker_lists[group].push_back (lam->start);
+       if (lam->end) {
+               _sorted_marker_lists[group].push_back (lam->end);
+       }
+
+       /* Do a full update of the markers in this group */
+       update_marker_labels (group);
 }
 
 void
@@ -167,6 +194,154 @@ Editor::location_changed (Location *location)
        } else if (location->is_auto_punch()) {
                update_punch_range_view ();
        }
+
+       check_marker_label (lam->start);
+       if (lam->end) {
+               check_marker_label (lam->end);
+       }
+}
+
+/** Look at a marker and check whether its label, and those of the previous and next markers,
+ *  need to have their labels updated (in case those labels need to be shortened or can be
+ *  lengthened)
+ */
+void
+Editor::check_marker_label (Marker* m)
+{
+       /* Get a time-ordered list of markers from the last time anything changed */
+       std::list<Marker*>& sorted = _sorted_marker_lists[m->get_parent()];
+       
+       list<Marker*>::iterator i = find (sorted.begin(), sorted.end(), m);
+
+       list<Marker*>::iterator prev = sorted.end ();
+       list<Marker*>::iterator next = i;
+       ++next;
+
+       /* Look to see if the previous marker is still behind `m' in time */
+       if (i != sorted.begin()) {
+
+               prev = i;
+               --prev;
+
+               if ((*prev)->position() > m->position()) {
+                       /* This marker is no longer in the correct order with the previous one, so
+                        * update all the markers in this group.
+                        */
+                       update_marker_labels (m->get_parent ());
+                       return;
+               }
+       }
+
+       /* Look to see if the next marker is still ahead of `m' in time */
+       if (next != sorted.end() && (*next)->position() < m->position()) {
+               /* This marker is no longer in the correct order with the next one, so
+                * update all the markers in this group.
+                */
+               update_marker_labels (m->get_parent ());
+               return;
+       }
+
+       if (prev != sorted.end()) {
+
+               /* Update just the available space between the previous marker and this one */
+               
+               double const p = frame_to_pixel (m->position() - (*prev)->position());
+
+               if (m->label_on_left()) {
+                       (*prev)->set_right_label_limit (p / 2);
+               } else {
+                       (*prev)->set_right_label_limit (p);
+               }
+               
+               if ((*prev)->label_on_left ()) {
+                       m->set_left_label_limit (p);
+               } else {
+                       m->set_left_label_limit (p / 2);
+               }
+       }
+
+       if (next != sorted.end()) {
+
+               /* Update just the available space between this marker and the next */
+               
+               double const p = frame_to_pixel ((*next)->position() - m->position());
+
+               if ((*next)->label_on_left()) {
+                       m->set_right_label_limit (p / 2);
+               } else {
+                       m->set_right_label_limit (p);
+               }
+
+               if (m->label_on_left()) {
+                       (*next)->set_left_label_limit (p);
+               } else {
+                       (*next)->set_left_label_limit (p / 2);
+               }
+       }
+}
+
+struct MarkerComparator {
+       bool operator() (Marker const * a, Marker const * b) {
+               return a->position() < b->position();
+       }
+};
+
+/** Update all marker labels in all groups */
+void
+Editor::update_marker_labels ()
+{
+       for (std::map<ArdourCanvas::Group *, std::list<Marker *> >::iterator i = _sorted_marker_lists.begin(); i != _sorted_marker_lists.end(); ++i) {
+               update_marker_labels (i->first);
+       }
+}
+
+/** Look at all markers in a group and update label widths */
+void
+Editor::update_marker_labels (ArdourCanvas::Group* group)
+{
+       list<Marker*>& sorted = _sorted_marker_lists[group];
+
+       if (sorted.empty()) {
+               return;
+       }
+
+       /* We sort the list of markers and then set up the space available between each one */
+       
+       sorted.sort (MarkerComparator ());
+
+       list<Marker*>::iterator i = sorted.begin ();
+
+       list<Marker*>::iterator prev = sorted.end ();
+       list<Marker*>::iterator next = i;
+       ++next;
+       
+       while (i != sorted.end()) {
+
+               if (prev != sorted.end()) {
+                       double const p = frame_to_pixel ((*i)->position() - (*prev)->position());
+                       
+                       if ((*prev)->label_on_left()) {
+                               (*i)->set_left_label_limit (p);
+                       } else {
+                               (*i)->set_left_label_limit (p / 2);
+                       }
+                               
+               }
+
+               if (next != sorted.end()) {
+                       double const p = frame_to_pixel ((*next)->position() - (*i)->position());
+
+                       if ((*next)->label_on_left()) {
+                               (*i)->set_right_label_limit (p / 2);
+                       } else {
+                               (*i)->set_right_label_limit (p);
+                       }
+               }
+
+               prev = i;
+               ++i;
+               ++next;
+       }
 }
 
 void
@@ -321,6 +496,12 @@ Editor::refresh_location_display_internal (Locations::LocationList& locations)
                ++tmp;
 
                if (!i->second->valid) {
+
+                       remove_sorted_marker (i->second->start);
+                       if (i->second->end) {
+                               remove_sorted_marker (i->second->end);
+                       }
+                       
                        delete i->second;
                        location_markers.erase (i);
                }
@@ -356,47 +537,91 @@ void
 Editor::LocationMarkers::hide()
 {
        start->hide ();
-       if (end) { end->hide(); }
+       if (end) {
+               end->hide ();
+       }
 }
 
 void
 Editor::LocationMarkers::show()
 {
        start->show ();
-       if (end) { end->show(); }
+       if (end) {
+               end->show ();
+       }
+}
+
+void
+Editor::LocationMarkers::canvas_height_set (double h)
+{
+       start->canvas_height_set (h);
+       if (end) {
+               end->canvas_height_set (h);
+       }
 }
 
 void
 Editor::LocationMarkers::set_name (const string& str)
 {
        /* XXX: hack: don't change names of session start/end markers */
-       
-       if (start->type() != Marker::Start) {
+
+       if (start->type() != Marker::SessionStart) {
                start->set_name (str);
        }
        
-       if (end && end->type() != Marker::End) {
+       if (end && end->type() != Marker::SessionEnd) {
                end->set_name (str);
        }
 }
 
 void
-Editor::LocationMarkers::set_position (nframes64_t startf,
-                                      nframes64_t endf)
+Editor::LocationMarkers::set_position (framepos_t startf,
+                                      framepos_t endf)
 {
        start->set_position (startf);
-       if (end) { end->set_position (endf); }
+       if (end) {
+               end->set_position (endf);
+       }
 }
 
 void
 Editor::LocationMarkers::set_color_rgba (uint32_t rgba)
 {
        start->set_color_rgba (rgba);
-       if (end) { end->set_color_rgba (rgba); }
+       if (end) {
+               end->set_color_rgba (rgba);
+       }
 }
 
 void
-Editor::mouse_add_new_marker (nframes64_t where, bool is_cd, bool is_xrun)
+Editor::LocationMarkers::set_show_lines (bool s)
+{
+       start->set_show_line (s);
+       if (end) {
+               end->set_show_line (s);
+       }
+}
+
+void
+Editor::LocationMarkers::set_selected (bool s)
+{
+       start->set_selected (s);
+       if (end) {
+               end->set_selected (s);
+       }
+}
+
+void
+Editor::LocationMarkers::setup_lines ()
+{
+       start->setup_line ();
+       if (end) {
+               end->setup_line ();
+       }
+}
+
+void
+Editor::mouse_add_new_marker (framepos_t where, bool is_cd, bool is_xrun)
 {
        string markername, markerprefix;
        int flags = (is_cd ? Location::IsCDMarker|Location::IsMark : Location::IsMark);
@@ -481,8 +706,15 @@ Editor::location_gone (Location *location)
        }
 
        for (i = location_markers.begin(); i != location_markers.end(); ++i) {
-               if ((*i).first == location) {
-                       delete (*i).second;
+               if (i->first == location) {
+
+                       remove_sorted_marker (i->second->start);
+                       if (i->second->end) {
+                               remove_sorted_marker (i->second->end);
+                       }
+                       
+                       
+                       delete i->second;
                        location_markers.erase (i);
                        break;
                }
@@ -524,52 +756,44 @@ Editor::marker_context_menu (GdkEventButton* ev, ArdourCanvas::Item* item)
 
        bool is_start;
        Location * loc = find_location_from_marker (marker, is_start);
-       if (loc == transport_loop_location() || loc == transport_punch_location()) {
+
+       if (loc == transport_loop_location() || loc == transport_punch_location() || loc->is_session_range ()) {
+
                if (transport_marker_menu == 0) {
                        build_range_marker_menu (true);
                }
+               
                marker_menu_item = item;
                transport_marker_menu->popup (1, ev->time);
-       } else {
-
-               if (loc->is_mark()) {
-                       Menu *markerMenu;
-                       if (loc->is_session_range ()) {
-                               delete session_range_marker_menu;
-                               build_marker_menu (true, loc);
-                               markerMenu = session_range_marker_menu;
-                       } else {
-                               delete marker_menu;
-                               build_marker_menu (false, loc);
-                               markerMenu = marker_menu;
-                       }
 
+       } else if (loc->is_mark()) {
+               
+                       delete marker_menu;
+                       build_marker_menu (loc);
 
                // GTK2FIX use action group sensitivity
 #ifdef GTK2FIX
-               if (children.size() >= 3) {
-                       MenuItem * loopitem = &children[2];
-                       if (loopitem) {
-                               if (loc->is_mark()) {
-                                       loopitem->set_sensitive(false);
-                               }
-                               else {
-                                       loopitem->set_sensitive(true);
+                       if (children.size() >= 3) {
+                               MenuItem * loopitem = &children[2];
+                               if (loopitem) {
+                                       if (loc->is_mark()) {
+                                               loopitem->set_sensitive(false);
+                                       }
+                                       else {
+                                               loopitem->set_sensitive(true);
+                                       }
                                }
                        }
-               }
 #endif
-               marker_menu_item = item;
-               markerMenu->popup (1, ev->time);
+                       marker_menu_item = item;
+                       marker_menu->popup (1, ev->time);
+                       
+       } else if (loc->is_range_marker()) {
+               if (range_marker_menu == 0) {
+                       build_range_marker_menu (false);
                }
-
-               if (loc->is_range_marker()) {
-                      if (range_marker_menu == 0){
-                             build_range_marker_menu (false);
-                      }
-                      marker_menu_item = item;
-                      range_marker_menu->popup (1, ev->time);
-               }
+               marker_menu_item = item;
+               range_marker_menu->popup (1, ev->time);
        }
 }
 
@@ -595,18 +819,13 @@ Editor::transport_marker_context_menu (GdkEventButton* ev, ArdourCanvas::Item*)
 }
 
 void
-Editor::build_marker_menu (bool session_range, Location* loc)
+Editor::build_marker_menu (Location* loc)
 {
        using namespace Menu_Helpers;
 
-       Menu *markerMenu = new Menu;
-       if (session_range) {
-               session_range_marker_menu = markerMenu;
-       } else {
-               marker_menu = markerMenu;
-       }
-       MenuList& items = markerMenu->items();
-       markerMenu->set_name ("ArdourContextMenu");
+       marker_menu = new Menu;
+       MenuList& items = marker_menu->items();
+       marker_menu->set_name ("ArdourContextMenu");
 
        items.push_back (MenuElem (_("Locate to Here"), sigc::mem_fun(*this, &Editor::marker_menu_set_playhead)));
        items.push_back (MenuElem (_("Play from Here"), sigc::mem_fun(*this, &Editor::marker_menu_play_from)));
@@ -617,9 +836,6 @@ Editor::build_marker_menu (bool session_range, Location* loc)
        items.push_back (MenuElem (_("Create Range to Next Marker"), sigc::mem_fun(*this, &Editor::marker_menu_range_to_next)));
 
        items.push_back (MenuElem (_("Hide"), sigc::mem_fun(*this, &Editor::marker_menu_hide)));
-       if (session_range) {
-               return;
-       }
        items.push_back (MenuElem (_("Rename"), sigc::mem_fun(*this, &Editor::marker_menu_rename)));
 
        items.push_back (CheckMenuElem (_("Lock")));
@@ -642,12 +858,12 @@ Editor::build_marker_menu (bool session_range, Location* loc)
 }
 
 void
-Editor::build_range_marker_menu (bool loop_or_punch)
+Editor::build_range_marker_menu (bool loop_or_punch_or_session)
 {
        using namespace Menu_Helpers;
 
        Menu *markerMenu = new Menu;
-       if (loop_or_punch) {
+       if (loop_or_punch_or_session) {
                transport_marker_menu = markerMenu;
        } else {
                range_marker_menu = markerMenu;
@@ -658,7 +874,7 @@ Editor::build_range_marker_menu (bool loop_or_punch)
        items.push_back (MenuElem (_("Play Range"), sigc::mem_fun(*this, &Editor::marker_menu_play_range)));
        items.push_back (MenuElem (_("Locate to Range Mark"), sigc::mem_fun(*this, &Editor::marker_menu_set_playhead)));
        items.push_back (MenuElem (_("Play from Range Mark"), sigc::mem_fun(*this, &Editor::marker_menu_play_from)));
-       if (! loop_or_punch) {
+       if (!loop_or_punch_or_session) {
                items.push_back (MenuElem (_("Loop Range"), sigc::mem_fun(*this, &Editor::marker_menu_loop_range)));
        }
        items.push_back (MenuElem (_("Set Range Mark from Playhead"), sigc::mem_fun(*this, &Editor::marker_menu_set_from_playhead)));
@@ -670,7 +886,7 @@ Editor::build_range_marker_menu (bool loop_or_punch)
        items.push_back (MenuElem (_("Export Range"), sigc::mem_fun(*this, &Editor::export_range)));
        items.push_back (SeparatorElem());
 
-       if (!loop_or_punch) {
+       if (!loop_or_punch_or_session) {
                items.push_back (MenuElem (_("Hide Range"), sigc::mem_fun(*this, &Editor::marker_menu_hide)));
                items.push_back (MenuElem (_("Rename Range"), sigc::mem_fun(*this, &Editor::marker_menu_rename)));
                items.push_back (MenuElem (_("Remove Range"), sigc::mem_fun(*this, &Editor::marker_menu_remove)));
@@ -866,8 +1082,8 @@ Editor::marker_menu_range_to_next ()
                return;
        }
 
-       nframes64_t start;
-       nframes64_t end;
+       framepos_t start;
+       framepos_t end;
        _session->locations()->marks_either_side (marker->position(), start, end);
 
        if (end != max_framepos) {
@@ -1204,20 +1420,11 @@ Editor::marker_selection_changed ()
        }
 
        for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
-               LocationMarkers* lam = i->second;
-
-               if (lam->start) {
-                       lam->start->hide_line();
-               }
-
-               if (lam->end) {
-                       lam->end->hide_line();
-               }
+               i->second->set_selected (false);
        }
 
        for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
-               (*x)->add_line (cursor_group, 0, _canvas_height);
-               (*x)->show_line ();
+               (*x)->set_selected (true);
        }
 }
 
@@ -1277,3 +1484,21 @@ Editor::toggle_marker_menu_glue ()
        }
 
 }
+
+void
+Editor::toggle_marker_lines ()
+{
+       _show_marker_lines = !_show_marker_lines;
+       
+       for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
+               i->second->set_show_lines (_show_marker_lines);
+       }
+}
+
+void
+Editor::remove_sorted_marker (Marker* m)
+{
+       for (std::map<ArdourCanvas::Group *, std::list<Marker *> >::iterator i = _sorted_marker_lists.begin(); i != _sorted_marker_lists.end(); ++i) {
+               i->second.remove (m);
+       }
+}