Remove pgpiod code

mpdlisten.py

@@ -17,21 +17,6 @@ from luma.core.render import canvas
 from luma.oled.device import ssd1306
 from PIL import Image, ImageDraw, ImageFont
 
-# Pot_cap
-import pigpio
-import pot_cap
-min_val = 8
-max_val = 298
-vol_mult = 100/(max_val-min_val)
-volume = 0
-v_1 = 0
-v_2 = 0
-ctrlc_pressed = False
-pot_cap_gpio = 23
-drain_ms = 0.8
-timeout_s = 1.0
-
-
 jfont = ImageFont.truetype('DejaVuSansMono.ttf', 10)
 
 # MPD config
@@ -46,6 +31,14 @@ GPIO.setmode(GPIO.BCM)
 RELAIS_1_GPIO = 17
 GPIO.setup(RELAIS_1_GPIO, GPIO.OUT) # GPIO Assign mode
 
+# Rotary encoder
+clk = 27
+dt = 22
+GPIO.setup(clk, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+GPIO.setup(dt, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+volume = 0
+clkLastState = GPIO.input(clk)
+
 # Buttons GPIO
 BTNS = { 'BTN_1' : dict(GPIO=7, state=1),
          'BTN_2' : dict(GPIO=8, state=1),
@@ -357,11 +350,6 @@ def send_mpd_cmd(client, cmd:str, ui_state:dict):
 def main(args):
     # Idle timer
     ui_idle_for = 0
-    # Pot_cap
-    # Connect to Pi.
-    pi = pigpio.pi() 
-    # Instantiate Pot/Cap reader.
-    pc = pot_cap.reader(pi, pot_cap_gpio, drain_ms, timeout_s)
     start = time()
     
     previous_song_id = None
@@ -397,23 +385,22 @@ def main(args):
     global static_ui
     static_ui = generate_static_ui(current_mode)
     while ctrlc_pressed is False:
-        # pot_cap
-        global v_1
-        global v_2
-        global volume
-        s, v, r = pc.read()
-        if s and r < 4:
-            volume = round(v*vol_mult)
-            if (abs(volume - v_1) > 1) and (abs(volume - v_2) > 2):
-                print("Volume: {}".format(volume))
-                if volume < min_val:
-                    volume = 0
-                if volume > 100:
-                    volume = 100
-                client.setvol(100-volume)
-                ui_idle_for = 0
-            v_2 = v_1
-            v_1 = volume
+        global volume, clkLastState
+        # Rotary encoder
+        clkState = GPIO.input(clk)
+        dtState = GPIO.input(dt)
+        if clkState != clkLastState:
+            if dtState != clkState:
+                if volume < 100:
+                    volume += 1
+            else:
+                if volume > 0:
+                    volume -= 1
+            print(volume)
+            client.setvol(volume)
+            ui_idle_for = 0
+        # ~ clkLastState = clkState
+        # ~ sleep(0.01)
         # MPD
         mpd_status = client.status()
         if len(mpd_status):
@@ -470,12 +457,11 @@ def main(args):
             # Avoid further execution
             ui_idle_for = 11
             device.hide()
-    # pot_cap
-    pc.cancel() # Cancel the reader.
-    pi.stop()   # Disconnect from Pi.
-    
+        clkLastState = clkState
+
     device.cleanup()
     client.disconnect()
+    GPIO.cleanup()
     return 0