Change GPIO manager

mopidy_touchscreen/gpio_inpput_manager.py

@@ -0,0 +1,95 @@
+import logging
+
+import RPi.GPIO as GPIO
+
+import pygame
+
+
+logger = logging.getLogger(__name__)
+
+
+class GPIOManager():
+    def __init__(self, pins):
+        GPIO.setmode(GPIO.BCM)
+
+        # Left Button
+        GPIO.setup(pins['left'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        GPIO.add_event_detect(pins['left'], GPIO.BOTH, callback=left,
+                              bouncetime=30)
+
+        # Right Button
+        GPIO.setup(pins['right'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        GPIO.add_event_detect(pins['right'], GPIO.BOTH,
+                              callback=right,
+                              bouncetime=30)
+
+        # Up Button
+        GPIO.setup(pins['up'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        GPIO.add_event_detect(pins['up'], GPIO.BOTH, callback=up,
+                              bouncetime=30)
+
+        # Down Button
+        GPIO.setup(pins['down'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        GPIO.add_event_detect(pins['down'], GPIO.BOTH, callback=right,
+                              bouncetime=30)
+
+        # Enter Button
+        GPIO.setup(pins['enter'], GPIO.IN, pull_up_down=GPIO.PUD_UP)
+        GPIO.add_event_detect(pins['enter'], GPIO.BOTH,
+                              callback=right,
+                              bouncetime=30)
+
+
+def right(channel):
+    dict = {}
+    if GPIO.input(channel) == 1:
+        type = pygame.KEYUP
+    else:
+        type = pygame.KEYDOWN
+    dict['key'] = pygame.K_RIGHT
+    event = pygame.event.Event(type, dict)
+    pygame.event.post(event)
+
+
+def left(channel):
+    dict = {}
+    if GPIO.input(channel) == 1:
+        type = pygame.KEYUP
+    else:
+        type = pygame.KEYDOWN
+    dict['key'] = pygame.K_RIGHT
+    event = pygame.event.Event(type, dict)
+    pygame.event.post(event)
+
+
+def down(channel):
+    dict = {}
+    if GPIO.input(channel) == 1:
+        type = pygame.KEYUP
+    else:
+        type = pygame.KEYDOWN
+    dict['key'] = pygame.K_DOWN
+    event = pygame.event.Event(type, dict)
+    pygame.event.post(event)
+
+
+def up(channel):
+    dict = {}
+    if GPIO.input(channel) == 1:
+        type = pygame.KEYUP
+    else:
+        type = pygame.KEYDOWN
+    dict['key'] = pygame.K_UP
+    event = pygame.event.Event(type, dict)
+    pygame.event.post(event)
+
+
+def enter(channel):
+    dict = {}
+    if GPIO.input(channel) == 1:
+        type = pygame.KEYUP
+    else:
+        type = pygame.KEYDOWN
+    dict['key'] = pygame.K_RETURN
+    event = pygame.event.Event(type, dict)
+    pygame.event.post(event)