[gnome-games] utils: Add CueSheetTrackMode.is_mode1()

[Adrien Plazas <aplazas src gnome org>]

commit 227b61200b202bf5c0f07e7753370683cd8d451c
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu Aug 4 09:47:43 2016 +0200

    utils: Add CueSheetTrackMode.is_mode1()
    
    This will be used in the next commits to make checking the track modes
    of discs simpler.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=769474

 src/utils/cue-sheet/cue-sheet-track-mode.vala |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/src/utils/cue-sheet/cue-sheet-track-mode.vala b/src/utils/cue-sheet/cue-sheet-track-mode.vala
index afe1034..03e6dee 100644
--- a/src/utils/cue-sheet/cue-sheet-track-mode.vala
+++ b/src/utils/cue-sheet/cue-sheet-track-mode.vala
@@ -33,4 +33,14 @@ public enum Games.CueSheetTrackMode {
                        return CueSheetTrackMode.INVALID;
                }
        }
+
+       public bool is_mode1 () {
+               switch (this) {
+               case CueSheetTrackMode.MODE1_2048:
+               case CueSheetTrackMode.MODE1_2352:
+                       return true;
+               default:
+                       return false;
+               }
+       }
 }