Merge pull request adafruit#1236 from jedgarpark/halloween-countdown-matrix

first commit

Author: jedgarpark

Halloween_Countdown_Matrix/bmps/bats.bmp

@@ -0,0 +1,112 @@
+import time
+import board
+from adafruit_matrixportal.matrixportal import MatrixPortal
+
+EVENT_YEAR = 2020
+EVENT_MONTH = 10
+EVENT_DAY = 31
+EVENT_HOUR = 17
+EVENT_MINUTE = 0
+
+FRAME_DURATION = 3
+FRAMES = (
+    "bmps/jack.bmp",
+    "DAYS",
+    "bmps/ghost.bmp",
+    "HOURS",
+    "bmps/bats.bmp",
+    "MINUTES",
+    "bmps/skull.bmp",
+    "bmps/halloween.bmp",
+)
+
+EVENT_DAY_IMAGE = "bmps/happy_halloween.bmp"
+SYNCHRONIZE_CLOCK = True
+
+# --- Display setup ---
+matrixportal = MatrixPortal(status_neopixel=board.NEOPIXEL, debug=True)
+
+current_frame = None
+
+# Create a new label with the color and text selected
+matrixportal.add_text(
+    text_font="fonts/Arial-12.bdf",
+    text_position=(4, (matrixportal.graphics.display.height // 2) - 1),
+    text_color=0xEF7F31,
+)
+
+
+def set_time_until(unit=None):
+    event_time = time.struct_time(
+        (
+            EVENT_YEAR,
+            EVENT_MONTH,
+            EVENT_DAY,
+            EVENT_HOUR,
+            EVENT_MINUTE,
+            0,  # we don't track seconds
+            -1,
+            -1,
+            False,
+        )
+    )
+    remaining = time.mktime(event_time) - time.mktime(time.localtime())
+    if remaining <= 0:
+        # oh, its event time!
+        matrixportal.set_background(EVENT_DAY_IMAGE)
+        return
+    remaining //= 60
+    mins_remaining = remaining % 60
+    remaining //= 60
+    hours_remaining = remaining % 24
+    remaining //= 24
+    days_remaining = remaining
+
+    if unit == "DAYS":
+        text = "{} day".format(days_remaining)
+        if days_remaining != 1:
+            text += "s"
+    if unit == "HOURS":
+        text = "{} hour".format(hours_remaining)
+        if hours_remaining != 1:
+            text += "s"
+    if unit == "MINUTES":
+        text = "{} min".format(mins_remaining)
+        if mins_remaining != 1:
+            text += "s"
+    matrixportal.set_text(text)
+    matrixportal.set_background(0)
+
+
+def set_next_frame():
+    # pylint: disable=global-statement
+    global current_frame
+
+    # Advance to next frame if we already have one
+    if current_frame is not None:
+        current_frame += 1
+
+    # Loop back or set initial frame
+    if current_frame is None or current_frame >= len(FRAMES):
+        current_frame = 0
+
+    # Check if Picture or Text
+    print(FRAMES[current_frame])
+    if FRAMES[current_frame][-4:] == ".bmp":
+        matrixportal.set_background(FRAMES[current_frame])
+        matrixportal.set_text("")
+    else:
+        set_time_until(FRAMES[current_frame])
+
+
+# Simulate the delay in case fetching time is fast
+set_next_frame()
+start_time = time.monotonic()
+if SYNCHRONIZE_CLOCK:
+    matrixportal.get_local_time()
+while time.monotonic() < start_time + FRAME_DURATION:
+    pass
+
+while True:
+    set_next_frame()
+    time.sleep(FRAME_DURATION)