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Add automatic rotation fix

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This commit is contained in:
Melissa LeBlanc-Williams 2021-01-07 12:43:45 -08:00
parent 2d408eccb3
commit 66315881e0
1 changed files with 38 additions and 6 deletions
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44
Raspberry_Pi_Braincraft_Radio/setup-kiosk.sh
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@ -60,6 +60,9 @@ import signal
import os
import sys
from datetime import datetime
from collections import deque
import re
import fileinput
try:
from evdev import uinput, UInput, ecodes as e
@ -69,6 +72,35 @@ except ImportError:
import digitalio
import board
def detect_rotation():
rotation_pattern = "^dtoverlay=drm-minipitft13,rotation=([0-9]+)"
hdmi_pattern = "^display_hdmi_rotate=([0-9])"
param_rotation = None
param_hdmi = None
for line in fileinput.FileInput("/boot/config.txt"):
rotation_match = re.search(rotation_pattern, line)
hdmi_match = re.search(hdmi_pattern, line)
if rotation_match:
param_rotation = int(rotation_match.group(1))
if hdmi_match:
param_hdmi = int(hdmi_match.group(1))
if param_rotation is not None and param_hdmi is not None:
break
if param_hdmi == 3:
return 180
if param_hdmi == 1:
return 0
return param_rotation
arrow_pins = deque((
board.D23, # up
board.D24, # right
board.D27, # down
board.D22, # left
))
arrow_pins.rotate((detect_rotation() // 90) - 1)
DEBUG = False
BOUNCE_TIME = 0.01 # Debounce time in seconds
POWEROFF_TIMEOUT = 5
@ -76,12 +108,12 @@ POWEROFF_TIMEOUT = 5
KEYS= [ # EDIT KEYCODES IN THIS TABLE TO YOUR PREFERENCES:
# See /usr/include/linux/input.h for keycode names
# Keyboard Action (tuple = press together, no repeat)
(board.D17, (e.KEY_K,)), # button - play/pause
(board.D16, (e.KEY_LEFTCTRL, e.KEY_R)), # push stick - reload
(board.D22, (e.KEY_LEFTSHIFT, e.KEY_P)), # left - previous in playlist
(board.D24, (e.KEY_LEFTSHIFT, e.KEY_N)), # right - next in playlist
(board.D23, e.KEY_EQUAL), # up - volume up
(board.D27, e.KEY_MINUS), # down - volume down
(board.D17, (e.KEY_K,)), # button - play/pause
(board.D16, (e.KEY_LEFTCTRL, e.KEY_R)), # push stick - reload
(arrow_pins[3], (e.KEY_LEFTSHIFT, e.KEY_P)), # left - previous in playlist
(arrow_pins[1], (e.KEY_LEFTSHIFT, e.KEY_N)), # right - next in playlist
(arrow_pins[0], e.KEY_EQUAL), # up - volume up
(arrow_pins[2], e.KEY_MINUS), # down - volume down
]
key_values = set()