add TFT Gizmo Candy Hearts code

TFT_Gizmo_Candy_Hearts/candy_hearts.py

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+import time
+from random import choice
+import displayio
+import adafruit_imageload
+from adafruit_bitmap_font import bitmap_font
+from adafruit_display_text import label
+from adafruit_gizmo import tft_gizmo
+from adafruit_circuitplayground import cp
+
+#---| User Config |--------------------------------------------------
+HEART_MESSAGES = (
+    ("I LUV", "YOU"),
+    ("SAY", "YES"),
+    ("HUG", "ME"),
+    ("BE", "MINE"),
+    ("TEXT","ME"),
+    ("OMG","LOL"),
+    ("PEACE",""),
+)
+HEART_COLORS = (
+    0xEAFF50, # yellow
+    0xFFAD50, # orange
+    0x9D50FF, # purple
+    0x13B0FE, # blue
+    0xABFF96, # green
+    0xFF96FF, # pink
+)
+MESSAGE_COLORS = (
+    0xFF0000, # red
+)
+#---| User Config |--------------------------------------------------
+
+# Create the TFT Gizmo display
+display = tft_gizmo.TFT_Gizmo()
+
+# Load the candy heart BMP
+bitmap, palette = adafruit_imageload.load("/heart_bw.bmp",
+                                         bitmap=displayio.Bitmap,
+                                         palette=displayio.Palette)
+
+heart = displayio.TileGrid(bitmap, pixel_shader=palette)
+
+# Set up message text
+font = bitmap_font.load_font("/Multicolore_36.bdf")
+line1 = label.Label(font, text="?"*9)
+line2 = label.Label(font, text="?"*5)
+line1.anchor_point = (0.5, 0)    # middle top
+line2.anchor_point = (0.5, 1.0)  # middle bottom
+
+# Set up group and add to display
+group = displayio.Group()
+group.append(heart)
+group.append(line1)
+group.append(line2)
+display.show(group)
+
+while True:
+    # turn off auto refresh while we change some things
+    display.auto_refresh = False
+    # pick a random message
+    line1.text, line2.text = choice(HEART_MESSAGES)
+    # update location for new text bounds
+    line1.anchored_position = (120, 85)
+    line2.anchored_position = (120, 175)
+    # pick a random text color
+    line1.color = line2.color = choice(MESSAGE_COLORS)
+    # pick a ranomd heart color
+    palette[1] = choice(HEART_COLORS)
+    # OK, now turn auto refresh back on to display
+    display.auto_refresh = True
+    # wait for button press
+    while not cp.button_a and not cp.button_b:
+        pass
+    # just a little debounce
+    time.sleep(0.25)