+void
+AudioDialog::set_film (boost::shared_ptr<Film> f)
+{
+ _film_changed_connection.disconnect ();
+ _film_audio_analysis_succeeded_connection.disconnect ();
+
+ _film = f;
+
+ try_to_load_analysis ();
+ setup_channels ();
+ _plot->set_gain (_film->audio_gain ());
+
+ _film_changed_connection = _film->Changed.connect (bind (&AudioDialog::film_changed, this, _1));
+ _film_audio_analysis_succeeded_connection = _film->AudioAnalysisSucceeded.connect (bind (&AudioDialog::try_to_load_analysis, this));
+
+ SetTitle (wxString::Format (_("DVD-o-matic audio - %s"), std_to_wx(_film->name()).data()));
+}
+
+void
+AudioDialog::setup_channels ()
+{
+ if (!_film->audio_stream()) {
+ return;
+ }
+
+ AudioMapping m (_film->audio_stream()->channels ());
+
+ for (int i = 0; i < MAX_AUDIO_CHANNELS; ++i) {
+ if (m.dcp_to_source(static_cast<libdcp::Channel>(i))) {
+ _channel_checkbox[i]->Show ();
+ } else {
+ _channel_checkbox[i]->Hide ();
+ }
+ }
+}
+
+void
+AudioDialog::try_to_load_analysis ()
+{
+ shared_ptr<AudioAnalysis> a;
+
+ if (boost::filesystem::exists (_film->audio_analysis_path())) {
+ a.reset (new AudioAnalysis (_film->audio_analysis_path ()));
+ } else {
+ if (IsShown ()) {
+ _film->analyse_audio ();
+ }
+ }
+
+ _plot->set_analysis (a);
+
+ AudioMapping m (_film->audio_stream()->channels ());
+ optional<libdcp::Channel> c = m.source_to_dcp (0);
+ if (c) {
+ _channel_checkbox[c.get()]->SetValue (true);
+ _plot->set_channel_visible (0, true);
+ }
+
+ for (int i = 0; i < AudioPoint::COUNT; ++i) {
+ _type_checkbox[i]->SetValue (true);
+ _plot->set_type_visible (i, true);
+ }
+}
+
+void
+AudioDialog::channel_clicked (wxCommandEvent& ev)
+{
+ int c = 0;
+ while (c < MAX_AUDIO_CHANNELS && ev.GetEventObject() != _channel_checkbox[c]) {
+ ++c;
+ }
+
+ assert (c < MAX_AUDIO_CHANNELS);
+
+ AudioMapping m (_film->audio_stream()->channels ());
+ optional<int> s = m.dcp_to_source (static_cast<libdcp::Channel> (c));
+ if (s) {
+ _plot->set_channel_visible (s.get(), _channel_checkbox[c]->GetValue ());
+ }
+}
+
+void
+AudioDialog::film_changed (Film::Property p)
+{
+ switch (p) {
+ case Film::AUDIO_GAIN:
+ _plot->set_gain (_film->audio_gain ());
+ break;
+ case Film::CONTENT_AUDIO_STREAM:
+ case Film::EXTERNAL_AUDIO:
+ case Film::USE_CONTENT_AUDIO:
+ setup_channels ();
+ break;
+ default:
+ break;
+ }
+}
+
+void
+AudioDialog::type_clicked (wxCommandEvent& ev)
+{
+ int t = 0;
+ while (t < AudioPoint::COUNT && ev.GetEventObject() != _type_checkbox[t]) {
+ ++t;
+ }
+
+ assert (t < AudioPoint::COUNT);
+
+ _plot->set_type_visible (t, _type_checkbox[t]->GetValue ());
+}
+
+void
+AudioDialog::smoothing_changed (wxScrollEvent &)
+{
+ _plot->set_smoothing (_smoothing->GetValue ());
+}