Adding demos.

Author: kattni

adafruit_macropad.py

@@ -292,9 +292,9 @@ def keys(self):
             macropad = MacroPad()
 
             while True:
-                event = macropad.keys.events.get()
-                if event:
-                    print(event)
+                key_event = macropad.keys.events.get()
+                if key_event:
+                    print(key_event)
         """
         return self._keys
 
@@ -748,9 +748,9 @@ def display_text(
             text_lines = macropad.display_text(title="MacroPad Info")
 
             while True:
-                event = macropad.keys.events.get()
-                if event:
-                    text_lines[0].text = "Key {} pressed!".format(event.key_number)
+                key_event = macropad.keys.events.get()
+                if key_event:
+                    text_lines[0].text = "Key {} pressed!".format(key_event.key_number)
                 text_lines[1].text = "Rotary encoder {}".format(macropad.encoder)
                 text_lines[2].text = "Encoder switch: {}".format(macropad.encoder_switch)
                 text_lines.show()

examples/blinka.bmp

@@ -0,0 +1,3 @@
+# SPDX-FileCopyrightText: Copyright (c) 2021 Kattni Rembor for Adafruit Industries
+#
+# SPDX-License-Identifier: Unlicense

examples/blinka.bmp.license

@@ -0,0 +1,12 @@
+# SPDX-FileCopyrightText: Copyright (c) 2021 Kattni Rembor for Adafruit Industries
+#
+# SPDX-License-Identifier: Unlicense
+"""
+MacroPad display image demo. Displays a bitmap image on the built-in display.
+"""
+from adafruit_macropad import MacroPad
+
+macropad = MacroPad()
+
+while True:
+    macropad.display_image("blinka.bmp")

examples/macropad_display_image.py

@@ -8,10 +8,10 @@
 """
 import displayio
 import terminalio
+from rainbowio import colorwheel
 from adafruit_display_text import bitmap_label as label
 from adafruit_displayio_layout.layouts.grid_layout import GridLayout
 from adafruit_macropad import MacroPad
-from rainbowio import colorwheel
 
 macropad = MacroPad()
 

examples/macropad_rainbow_keys.py

@@ -0,0 +1,21 @@
+# SPDX-FileCopyrightText: Copyright (c) 2021 Kattni Rembor for Adafruit Industries
+#
+# SPDX-License-Identifier: Unlicense
+"""
+Simpletest demo for MacroPad. Displays the key pressed, the relative position of the rotary
+encoder, and the state of the rotary encoder switch to the built-in display. Note that the key
+pressed line does not appear until a key is pressed.
+"""
+from adafruit_macropad import MacroPad
+
+macropad = MacroPad()
+
+text_lines = macropad.display_text(title="MacroPad Info")
+
+while True:
+    key_event = macropad.keys.events.get()
+    if key_event and key_event.pressed:
+        text_lines[0].text = "Key {} pressed!".format(key_event.key_number)
+    text_lines[1].text = "Rotary encoder {}".format(macropad.encoder)
+    text_lines[2].text = "Encoder switch: {}".format(macropad.encoder_switch)
+    text_lines.show()

examples/macropad_simpletest_display.py

@@ -0,0 +1,27 @@
+# SPDX-FileCopyrightText: 2021 Kattni Rembor for Adafruit Industries
+#
+# SPDX-License-Identifier: Unlicense
+"""
+MacroPad tone demo. Plays a different tone for each key pressed and lights up each key a different
+color while the key is pressed.
+"""
+from rainbowio import colorwheel
+from adafruit_macropad import MacroPad
+
+macropad = MacroPad()
+
+tones = [196, 220, 246, 262, 294, 330, 349, 392, 440, 494, 523, 587]
+
+while True:
+    key_event = macropad.keys.events.get()
+
+    if key_event:
+        if key_event.pressed:
+            macropad.pixels[key_event.key_number] = colorwheel(
+                int(255 / 12) * key_event.key_number
+            )
+            macropad.start_tone(tones[key_event.key_number])
+
+        else:
+            macropad.pixels.fill((0, 0, 0))
+            macropad.stop_tone()