From 9e7768f9f580d76a219aa640e466b2a97db4a8cf Mon Sep 17 00:00:00 2001
From: Heinrich Mellmann <mellmann@informatik.hu-berlin.de>
Date: Sun, 2 Sep 2018 22:01:52 +0100
Subject: [PATCH] rotate the acreen with the A button

---
 nyan/main.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/nyan/main.py b/nyan/main.py
index 34cfde5..bef5e85 100644
--- a/nyan/main.py
+++ b/nyan/main.py
@@ -1,4 +1,4 @@
-"""Nyan Cat Animation!"""
+"""Nyan Cat Animation! Rotate the screen with 'A'."""
 
 ___name___         = "nyan"
 ___license___      = "MIT"
@@ -28,6 +28,7 @@ ugfx.clear(ugfx.BLACK)
 ugfx.backlight(100)
 
 n = 0
+r = 90
 while True:
     ugfx.display_image( 0, 90, "shared/nyan/{}.png".format(n) )
     n = (n+2) % 12
@@ -35,6 +36,10 @@ while True:
     
     if Buttons.is_pressed(Buttons.BTN_B):
       break
+    elif Buttons.is_pressed(Buttons.BTN_A):
+      r = (r + 180) % 360
+      ugfx.clear(ugfx.BLACK)
+      ugfx.orientation(r)
 
 ugfx.clear()
 app.restart_to_default()
\ No newline at end of file