33 files changed, 530 insertions, 113 deletions

diff --git a/src/view/init.h b/src/view/init.h
new file mode 100644
index 0000000..eeacf19
--- a/dev/null
+++ b/src/view/init.h
@@ -0,0 +1,9 @@
+#ifndef INIT_H
+#define INIT_H
+
+/*
+ * Initialize state variables to default values.
+ */
+void init (void);
+
+#endif // INIT_H