ports: esp32: buttons: add simple class to manage user buttons.

asterix24 · danieledapo · commit 8fe347d8fa93 · 2018-01-08T22:03:11.000+01:00
diff --git a/ports/esp32/modules/buttons.py b/ports/esp32/modules/buttons.py
@@ -0,0 +1,51 @@
+from hw_cfg import *
+import machine
+import utime
+import icons
+
+class Buttons:
+    def __init__(self, d):
+        self.display = d
+        self.flag = True
+        self.pulse = False
+        user_btn_pin.irq(self.__pulse, trigger=machine.Pin.IRQ_RISING)
+        print("init buttons module")
+        self.welcome()
+
+    def __pulse(self, b):
+        print(b)
+        if not self.pulse:
+            self.pulse = True
+            self.show_time()
+
+    def welcome(self):
+        self.display.blit(icons.logo, 0, 0)
+        self.display.show()
+        utime.sleep_ms(2000)
+        self.display.fill(0)
+        self.display.text('Hello Otto!', 20, 30)
+        self.display.show()
+        utime.sleep_ms(1000)
+        self.display.fill(0)
+        self.display.show()
+
+    def show_time(self):
+        utime.sleep_ms(100)
+        self.display.fill(0)
+        if self.flag:
+            self.display.blit(icons.logo, 0, 0)
+            self.display.show()
+            utime.sleep_ms(1000)
+            self.display.fill(0)
+            year, month, day, hour, minute, second, _, _ = utime.localtime()
+            month if len(str(month)) > 1 else "0" + str(month)
+            day if len(str(day)) > 1 else "0" + str(day)
+            hour if len(str(hour)) > 1 else "0" + str(hour)
+            minute if len(str(minute)) > 1 else "0" + str(minute)
+            second if len(str(second)) > 1 else "0" + str(second)
+            self.display.text("%s/%s/%s" % (day, month, year), 20, 20)
+            self.display.text("%s:%s:%s" % (hour, minute, second), 20, 30)
+        self.display.show()
+        self.flag = not self.flag
+        self.pulse = False
+
