Merge pull request adafruit#1138 from adafruit/pyportalGuitarTuner

Adding code and files for PyPortal Guitar Tuner

Author: ladyada

PyPortal_Guitar_Tuner/code.py

@@ -0,0 +1,64 @@
+import time
+import board
+import displayio
+import adafruit_imageload
+from adafruit_button import Button
+from adafruit_pyportal import PyPortal
+
+display = board.DISPLAY
+
+pyportal = PyPortal()
+
+bitmap, palette = adafruit_imageload.load("/stock-pyportal.bmp",
+                                          bitmap=displayio.Bitmap,
+                                          palette=displayio.Palette)
+
+# Create a TileGrid to hold the bitmap
+tile_grid = displayio.TileGrid(bitmap, pixel_shader=palette)
+
+lowE = "/sounds/lowE.wav"
+A = "/sounds/A.wav"
+D = "/sounds/D.wav"
+G = "/sounds/G.wav"
+B = "/sounds/B.wav"
+highE = "/sounds/highE.wav"
+
+notes = [lowE, A, D, G, B, highE]
+
+pegs = [
+    {'label': "lowE", 'pos': (53, 0), 'size': (65, 90)},
+    {'label': "A", 'pos': (124, 0), 'size': (65, 90)},
+    {'label': "D", 'pos': (194, 0), 'size': (65, 90)},
+    {'label': "G", 'pos': (194, 150), 'size': (65, 90)},
+    {'label': "B", 'pos': (124, 150), 'size': (65, 90)},
+    {'label': "highE", 'pos': (53, 150), 'size': (65, 90)}
+    ]
+
+pyportal.splash.append(tile_grid)
+
+buttons = []
+for peg in pegs:
+    button = Button(x=peg['pos'][0], y=peg['pos'][1],
+                    width=peg['size'][0], height=peg['size'][1],
+                    style=Button.RECT,
+                    fill_color=None, outline_color=0x5C3C15,
+                    name=peg['label'])
+    pyportal.splash.append(button.group)
+    buttons.append(button)
+
+note_select = None
+
+while True:
+    touch = pyportal.touchscreen.touch_point
+    if not touch and note_select:
+        note_select = False
+    if touch:
+        for i in range(6):
+            tuning = notes[i]
+            button = buttons[i]
+            if button.contains(touch) and not note_select:
+                print("Touched", button.name)
+                note_select = True
+                for z in range(3):
+                    pyportal.play_file(tuning)
+    time.sleep(0.1)

PyPortal_Guitar_Tuner/secrets.py

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+secrets = {
+    'ssid' : 'your-ssid-here',
+    'password' : 'your-password-here',
+    'openweather_token' : 'your-openweather-token-here',
+    'aio_username' : "your-aio-username-here",
+    'aio_key' : 'your-aio-key-here',
+    'location' : 'New York, US'
+}