diff options
Diffstat (limited to 'gtk2_ardour/midi_time_axis.cc')
| -rw-r--r-- | gtk2_ardour/midi_time_axis.cc | 175 |
1 files changed, 166 insertions, 9 deletions
diff --git a/gtk2_ardour/midi_time_axis.cc b/gtk2_ardour/midi_time_axis.cc index c8cd5fe464..33315cfaa6 100644 --- a/gtk2_ardour/midi_time_axis.cc +++ b/gtk2_ardour/midi_time_axis.cc @@ -28,7 +28,9 @@ #include "pbd/error.h" #include "pbd/stl_delete.h" #include "pbd/whitespace.h" +#include "pbd/basename.h" #include "pbd/enumwriter.h" +#include "pbd/memento_command.h" #include <gtkmm2ext/gtk_ui.h> #include <gtkmm2ext/selector.h> @@ -39,40 +41,44 @@ #include "ardour/midi_playlist.h" #include "ardour/midi_diskstream.h" #include "ardour/midi_patch_manager.h" +#include "ardour/midi_source.h" #include "ardour/processor.h" #include "ardour/ladspa_plugin.h" #include "ardour/location.h" #include "ardour/playlist.h" +#include "ardour/region_factory.h" #include "ardour/session.h" #include "ardour/session_playlist.h" +#include "ardour/tempo.h" #include "ardour/utils.h" +#include "add_midi_cc_track_dialog.h" #include "ardour_ui.h" -#include "midi_time_axis.h" -#include "automation_time_axis.h" #include "automation_line.h" -#include "add_midi_cc_track_dialog.h" +#include "automation_time_axis.h" +#include "canvas-note-event.h" #include "canvas_impl.h" #include "crossfade_view.h" +#include "editor.h" #include "enums.h" +#include "ghostregion.h" #include "gui_thread.h" #include "keyboard.h" +#include "midi_scroomer.h" +#include "midi_streamview.h" +#include "midi_region_view.h" +#include "midi_time_axis.h" +#include "piano_roll_header.h" #include "playlist_selector.h" #include "plugin_selector.h" #include "plugin_ui.h" #include "point_selection.h" #include "prompter.h" -#include "public_editor.h" #include "region_view.h" #include "rgb_macros.h" #include "selection.h" #include "simplerect.h" -#include "midi_streamview.h" #include "utils.h" -#include "midi_scroomer.h" -#include "piano_roll_header.h" -#include "ghostregion.h" -#include "canvas-note-event.h" #include "ardour/midi_track.h" @@ -553,3 +559,154 @@ MidiTimeAxisView::route_active_changed () } } +void +MidiTimeAxisView::build_rec_context_menu () +{ + using namespace Menu_Helpers; + + if (!is_track()) { + return; + } + + rec_context_menu = manage (new Menu); + rec_context_menu->set_name ("ArdourContextMenu"); + + MenuList& items = rec_context_menu->items(); + + items.push_back (CheckMenuElem (_("Step Edit"), + (mem_fun (*this, &MidiTimeAxisView::toggle_step_editing)))); + _step_edit_item = dynamic_cast<CheckMenuItem*>(&items.back()); + _step_edit_item->set_active (midi_track()->step_editing()); +} + +void +MidiTimeAxisView::toggle_step_editing () +{ + if (!is_track()) { + return; + } + + bool yn = _step_edit_item->get_active(); + + if (yn) { + start_step_editing (); + } else { + stop_step_editing (); + } + + midi_track()->set_step_editing (yn); +} + +void +MidiTimeAxisView::start_step_editing () +{ + step_edit_connection = Glib::signal_timeout().connect (mem_fun (*this, &MidiTimeAxisView::check_step_edit), 20); + step_edit_insert_position = _editor.get_preferred_edit_position (); + step_edit_beat_pos = 0; + step_edit_region = playlist()->top_region_at (step_edit_insert_position); + + if (step_edit_region) { + RegionView* rv = view()->find_view (step_edit_region); + step_edit_region_view = dynamic_cast<MidiRegionView*> (rv); + } else { + step_edit_region_view = 0; + } +} + +void +MidiTimeAxisView::stop_step_editing () +{ + step_edit_connection.disconnect (); +} + +bool +MidiTimeAxisView::check_step_edit () +{ + MidiRingBuffer<nframes_t>& incoming (midi_track()->step_edit_ring_buffer()); + Evoral::Note<Evoral::MusicalTime> note; + uint8_t* buf; + uint32_t bufsize = 32; + + buf = new uint8_t[bufsize]; + + while (incoming.read_space()) { + nframes_t time; + Evoral::EventType type; + uint32_t size; + + incoming.read_prefix (&time, &type, &size); + + if (size > bufsize) { + delete [] buf; + bufsize = size; + buf = new uint8_t[bufsize]; + } + + incoming.read_contents (size, buf); + + if ((buf[0] & 0xf0) == MIDI_CMD_NOTE_ON) { + + if (step_edit_region == 0) { + cerr << "Add new region first ..\n"; + + step_edit_region = add_region (step_edit_insert_position); + RegionView* rv = view()->find_view (step_edit_region); + + if (rv) { + step_edit_region_view = dynamic_cast<MidiRegionView*>(rv); + } else { + fatal << X_("programming error: no view found for new MIDI region") << endmsg; + /*NOTREACHED*/ + } + } + + if (step_edit_region_view) { + + bool success; + Evoral::MusicalTime beats = _editor.get_grid_type_as_beats (success, step_edit_insert_position); + + if (!success) { + continue; + } + + cerr << "will add note at " << step_edit_beat_pos << endl; + step_edit_region_view->add_note (buf[0] & 0xf, buf[1], buf[2], step_edit_beat_pos, beats); + step_edit_beat_pos += beats; + } + } + + } + + return true; /* keep checking */ +} + +boost::shared_ptr<Region> +MidiTimeAxisView::add_region (nframes64_t pos) +{ + Editor* real_editor = dynamic_cast<Editor*> (&_editor); + + real_editor->begin_reversible_command (_("create region")); + XMLNode &before = playlist()->get_state(); + + nframes64_t start = pos; + real_editor->snap_to (start, -1); + const Meter& m = _session.tempo_map().meter_at(start); + const Tempo& t = _session.tempo_map().tempo_at(start); + double length = floor (m.frames_per_bar(t, _session.frame_rate())); + + const boost::shared_ptr<MidiDiskstream> diskstream = + boost::dynamic_pointer_cast<MidiDiskstream>(view()->trackview().track()->diskstream()); + + boost::shared_ptr<Source> src = _session.create_midi_source_for_session (*diskstream.get()); + + boost::shared_ptr<Region> region = (RegionFactory::create (src, 0, (nframes_t) length, + PBD::basename_nosuffix(src->name()))); + + playlist()->add_region (region, start); + XMLNode &after = playlist()->get_state(); + _session.add_command (new MementoCommand<Playlist> (*playlist().get(), &before, &after)); + + real_editor->commit_reversible_command(); + + return region; +} |