Started refactoring gui creation to include drawing area

The drawing area will eventually be used for a debugging graph of the
frequency spectrum.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib.rs b/src/lib.rs
index b361502..45b1f91 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,5 @@
 extern crate gtk;
-extern crate gdk;
+extern crate cairo;
 extern crate portaudio;
 
 pub mod transforms;