[presto] Remove example file
This commit is contained in:
Claudio Ortolina
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# ICON schedule
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# NAME Word Clock
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# DESC No hands!
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import time
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import machine
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import ntptime
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import pngdec
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from presto import Presto
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# Setup for the Presto display
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presto = Presto()
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display = presto.display
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WIDTH, HEIGHT = display.get_bounds()
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BLACK = display.create_pen(0, 0, 0)
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WHITE = display.create_pen(200, 200, 200)
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GRAY = display.create_pen(30, 30, 30)
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# Clear the screen before the network call is made
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display.set_pen(BLACK)
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display.clear()
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presto.update()
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# Length of time between updates in minutes.
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UPDATE_INTERVAL = 15
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rtc = machine.RTC()
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time_string = None
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words = ["it", "d", "is", "m", "about", "lv", "half", "c", "quarter", "b", "to", "past", "n", "one",
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"two", "three", "four", "five", "six", "eleven", "ten", "d", "qdh", "eight", "seven", "rm", "twelve", "nine", "p", "ncsnheypresto", "O'Clock", "agrdsp"]
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def show_message(text):
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display.set_pen(BLACK)
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display.clear()
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display.set_pen(WHITE)
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display.text(f"{text}", 5, 10, WIDTH, 2)
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presto.update()
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show_message("Connecting...")
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try:
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wifi = presto.connect()
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except ValueError as e:
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while True:
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show_message(e)
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except ImportError as e:
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while True:
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show_message(e)
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# Set the correct time using the NTP service.
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try:
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ntptime.settime()
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except OSError:
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while True:
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show_message("Unable to get time.\n\nCheck your network try again.")
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def approx_time(hours, minutes):
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nums = {0: "twelve", 1: "one", 2: "two",
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3: "three", 4: "four", 5: "five", 6: "six",
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7: "seven", 8: "eight", 9: "nine", 10: "ten",
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11: "eleven", 12: "twelve"}
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if hours == 12:
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hours = 0
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if minutes >= 0 and minutes < 8:
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return "it is about " + nums[hours] + " O'Clock"
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if minutes >= 8 and minutes < 23:
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return "it is about quarter past " + nums[hours]
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if minutes >= 23 and minutes < 38:
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return "it is about half past " + nums[hours]
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if minutes >= 38 and minutes < 53:
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return "it is about quarter to " + nums[hours + 1]
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return "it is about " + nums[hours + 1] + " O'Clock"
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def update():
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global time_string
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# grab the current time from the ntp server and update the Pico RTC
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try:
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ntptime.settime()
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except OSError:
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print("Unable to contact NTP server")
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current_t = rtc.datetime()
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time_string = approx_time(current_t[4] - 12 if current_t[4] > 12 else current_t[4], current_t[5])
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# Splits the string into an array of words for displaying later
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time_string = time_string.split()
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print(time_string)
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def draw():
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global time_string
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display.set_font("bitmap8")
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display.set_layer(1)
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# Clear the screen
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display.set_pen(BLACK)
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display.clear()
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default_x = 25
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x = default_x
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y = 35
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line_space = 20
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letter_space = 15
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margin = 25
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scale = 1
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spacing = 1
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for word in words:
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if word in time_string:
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display.set_pen(WHITE)
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else:
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display.set_pen(GRAY)
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for letter in word:
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text_length = display.measure_text(letter, scale, spacing)
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if not x + text_length <= WIDTH - margin:
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y += line_space
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x = default_x
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display.text(letter.upper(), x, y, WIDTH, scale=scale, spacing=spacing)
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x += letter_space
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presto.update()
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# Set the background in layer 0
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# This means we don't need to decode the image every frame
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display.set_layer(0)
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try:
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p = pngdec.PNG(display)
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p.open_file("wordclock_background.png")
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p.decode(0, 0)
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except OSError:
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display.set_pen(BLACK)
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display.clear()
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while True:
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update()
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draw()
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time.sleep(60 * UPDATE_INTERVAL)
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