Label audio content with mapping (part of #1279).

4 files changed, 38 insertions, 8 deletions

diff --git a/src/wx/timeline_audio_content_view.cc b/src/wx/timeline_audio_content_view.cc
index e8d5265f7..fe098c48b 100644
--- a/src/wx/timeline_audio_content_view.cc
+++ b/src/wx/timeline_audio_content_view.cc
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2013-2018 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
@@ -19,8 +19,13 @@
 */
 
 #include "timeline_audio_content_view.h"
+#include "wx_util.h"
+#include "lib/audio_content.h"
+#include "lib/util.h"
 
+using std::list;
 using boost::shared_ptr;
+using boost::dynamic_pointer_cast;
 
 /** @class TimelineAudioContentView
  *  @brief Timeline view for AudioContent.
@@ -43,3 +48,20 @@ TimelineAudioContentView::foreground_colour () const
 {
 	return wxColour (0, 0, 0, 255);
 }
+
+wxString
+TimelineAudioContentView::label () const
+{
+	wxString s = TimelineContentView::label ();
+	shared_ptr<AudioContent> ac = content()->audio;
+	DCPOMATIC_ASSERT (ac);
+	list<int> mapped = ac->mapping().mapped_output_channels();
+	if (!mapped.empty ()) {
+		s += " → ";
+		BOOST_FOREACH (int i, mapped) {
+			s += std_to_wx(short_audio_channel_name(i)) + ", ";
+		}
+		s = s.Left(s.Length() - 2);
+	}
+	return s;
+}
diff --git a/src/wx/timeline_audio_content_view.h b/src/wx/timeline_audio_content_view.h
index 17665111f..bede1dcda 100644
--- a/src/wx/timeline_audio_content_view.h
+++ b/src/wx/timeline_audio_content_view.h
@@ -34,4 +34,5 @@ private:
 	}
 	wxColour background_colour () const;
 	wxColour foreground_colour () const;
+	wxString label () const;
 };
diff --git a/src/wx/timeline_content_view.cc b/src/wx/timeline_content_view.cc
index 88b50076a..bf22e0156 100644
--- a/src/wx/timeline_content_view.cc
+++ b/src/wx/timeline_content_view.cc
@@ -141,15 +141,15 @@ TimelineContentView::do_paint (wxGraphicsContext* gc, list<dcpomatic::Rect<int>
 	}
 
 	/* Label text */
-	wxString name = std_to_wx (cont->summary());
-	wxDouble name_width;
-	wxDouble name_height;
-	wxDouble name_descent;
-	wxDouble name_leading;
+	wxString lab = label ();
+	wxDouble lab_width;
+	wxDouble lab_height;
+	wxDouble lab_descent;
+	wxDouble lab_leading;
 	gc->SetFont (gc->CreateFont (*wxNORMAL_FONT, foreground_colour ()));
-	gc->GetTextExtent (name, &name_width, &name_height, &name_descent, &name_leading);
+	gc->GetTextExtent (lab, &lab_width, &lab_height, &lab_descent, &lab_leading);
 	gc->Clip (wxRegion (time_x (position), y_pos (_track.get()), len.seconds() * _timeline.pixels_per_second().get_value_or(0), _timeline.pixels_per_track()));
-	gc->DrawText (name, time_x (position) + 12, y_pos (_track.get() + 1) - name_height - 4);
+	gc->DrawText (lab, time_x (position) + 12, y_pos (_track.get() + 1) - lab_height - 4);
 	gc->ResetClip ();
 }
 
@@ -168,3 +168,9 @@ TimelineContentView::content_changed (int p)
 		force_redraw ();
 	}
 }
+
+wxString
+TimelineContentView::label () const
+{
+	return std_to_wx(content()->summary());
+}
diff --git a/src/wx/timeline_content_view.h b/src/wx/timeline_content_view.h
index 787590099..b5b000bdb 100644
--- a/src/wx/timeline_content_view.h
+++ b/src/wx/timeline_content_view.h
@@ -47,6 +47,7 @@ public:
 	virtual bool active () const = 0;
 	virtual wxColour background_colour () const = 0;
 	virtual wxColour foreground_colour () const = 0;
+	virtual wxString label () const;
 
 protected: