From ccbced419d3d77757935149abf8ebe94e85c5390 Mon Sep 17 00:00:00 2001
From: CrispyPin <crispin@tasa.se>
Date: Mon, 16 May 2022 17:29:09 +0200
Subject: [PATCH] cleanup, add backspace

---
 rotary-kb.py | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/rotary-kb.py b/rotary-kb.py
index 0ae03f0..a5bd91f 100755
--- a/rotary-kb.py
+++ b/rotary-kb.py
@@ -1,12 +1,13 @@
 #!/bin/env python3
 import serial
 import time
+import os
 from pynput import mouse, keyboard
 
 PORT = "/dev/ttyACM1"
 
-keys = list(" abcdefghijklmnopqrstuvwxyz") + [keyboard.Key.enter]
-keys_display = " abcdefghijklmnopqrstuvwxyz\\"
+keys = list(" abcdefghijklmnopqrstuvwxyz") + [keyboard.Key.enter, keyboard.Key.backspace]
+keys_display = " abcdefghijklmnopqrstuvwxyz\\<"
 
 kb = keyboard.Controller()
 arduino = serial.Serial(port=PORT, baudrate=9600, timeout=.1)
@@ -15,12 +16,23 @@ active_btn = -1
 
 pos = 0
 
+if os.name == "nt":
+	def clear():
+		os.system("cls")
+else:
+	def clear():
+		os.system("clear")
+
+
 def print_state():
 	global pos
+	clear()
 	print(keys_display)
 	print(" " * pos + "^")
 	print(pos)
 
+print_state()
+
 while True:
 	event = arduino.readline().decode("utf-8").replace("\r\n", "")
 	if event == "cw":