283 lines
13 KiB
Python
283 lines
13 KiB
Python
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#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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"""
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E-Paper Software (main script) for the 3-colour and 2-Colour E-Paper display
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A full and detailed breakdown for this code can be found in the wiki.
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If you have any questions, feel free to open an issue at Github.
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Copyright by aceisace
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"""
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from __future__ import print_function
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import calendar
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from datetime import datetime
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from time import sleep
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from settings import *
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from icon_positions_locations import *
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from PIL import Image, ImageDraw, ImageFont, ImageOps
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import pyowm
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from ics import Calendar
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try:
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from urllib.request import urlopen
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except Exception as e:
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print("Something didn't work right, maybe you're offline?"+e.reason)
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if display_colours == "bwr":
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import epd7in5b
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epd = epd7in5b.EPD()
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if display_colours == "bw":
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import epd7in5
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epd = epd7in5.EPD()
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from calibration import calibration
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EPD_WIDTH = 640
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EPD_HEIGHT = 384
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font = ImageFont.truetype(path+'Assistant-Regular.ttf', 18)
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im_open = Image.open
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"""Main loop starts from here"""
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def main():
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while True:
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time = datetime.now()
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hour = int(time.strftime("%-H"))
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month = int(time.now().strftime('%-m'))
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year = int(time.now().strftime('%Y'))
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for i in range(1):
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print('_________Starting new loop___________'+'\n')
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"""At the following hours (midnight, midday and 6 pm), perform
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a calibration of the display's colours"""
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if hour is 0 or hour is 12 or hour is 18:
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print('performing calibration for colours now')
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calibration()
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print('Date:', time.strftime('%a %-d %b %y')+', time: '+time.strftime('%H:%M')+'\n')
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"""Create a blank white page, for debugging, change mode to
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to 'RGB' and and save the image by uncommenting the image.save
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line at the bottom"""
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image = Image.new('L', (EPD_HEIGHT, EPD_WIDTH), 'white')
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draw = (ImageDraw.Draw(image)).bitmap
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"""Draw the icon with the current month's name"""
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image.paste(im_open(mpath+str(time.strftime("%B")+'.jpeg')), monthplace)
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"""Draw a line seperating the weather and Calendar section"""
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image.paste(seperator, seperatorplace)
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"""Draw the icons with the weekday-names (Mon, Tue...) and
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draw a circle on the current weekday"""
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if (week_starts_on == "Monday"):
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calendar.setfirstweekday(calendar.MONDAY)
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image.paste(weekmon, weekplace)
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draw(weekdaysmon[(time.strftime("%a"))], weekday)
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if (week_starts_on == "Sunday"):
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calendar.setfirstweekday(calendar.SUNDAY)
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draw(weekplace, weeksun)
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image.paste(weeksun, weekplace)
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draw(weekdayssun[(time.strftime("%a"))], weekday)
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"""Using the built-in calendar function, draw icons for each
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number of the month (1,2,3,...28,29,30)"""
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cal = calendar.monthcalendar(time.year, time.month)
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#print(cal) #-uncomment for debugging with incorrect dates
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for numbers in cal[0]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['a'+str(cal[0].index(numbers)+1)])
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for numbers in cal[1]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['b'+str(cal[1].index(numbers)+1)])
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for numbers in cal[2]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['c'+str(cal[2].index(numbers)+1)])
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for numbers in cal[3]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['d'+str(cal[3].index(numbers)+1)])
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for numbers in cal[4]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['e'+str(cal[4].index(numbers)+1)])
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try:
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for numbers in cal[5]:
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image.paste(im_open(dpath+str(numbers)+'.jpeg'), positions['f'+str(cal[5].index(numbers)+1)])
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except IndexError:
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pass
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"""Custom function to display text on the E-Paper.
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Tuple refers to the x and y coordinates of the E-Paper display,
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with (0, 0) being the top left corner of the display."""
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def write_text(box_width, box_height, text, tuple):
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text_width, text_height = font.getsize(text)
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if (text_width, text_height) > (box_width, box_height):
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raise ValueError('Sorry, your text is too big for the box')
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else:
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x = int((box_width / 2) - (text_width / 2))
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y = int((box_height / 2) - (text_height / 2))
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space = Image.new('L', (box_width, box_height), color=255)
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ImageDraw.Draw(space).text((x, y), text, fill=0, font=font)
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image.paste(space, tuple)
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""" Handling Openweathermap API"""
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print("Connecting to Openweathermap API servers...")
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owm = pyowm.OWM(api_key)
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if owm.is_API_online() is True:
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observation = owm.weather_at_place(location)
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print("weather data:")
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weather = observation.get_weather()
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weathericon = weather.get_weather_icon_name()
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Humidity = str(weather.get_humidity())
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cloudstatus = str(weather.get_clouds())
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weather_description = (str(weather.get_status()))
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if units == "metric":
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Temperature = str(int(weather.get_temperature(unit='celsius')['temp']))
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windspeed = str(int(weather.get_wind()['speed']))
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write_text(50, 35, Temperature + " °C", (334, 0))
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write_text(100, 35, windspeed+" km/h", (114, 0))
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if units == "imperial":
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Temperature = str(int(weather.get_temperature('fahrenheit')['temp']))
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windspeed = str(int(weather.get_wind()['speed']*0.621))
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write_text(50, 35, Temperature + " °F", (334, 0))
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write_text(100, 35, windspeed+" mph", (114, 0))
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if hours == "24":
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sunrisetime = str(datetime.fromtimestamp(int(weather.get_sunrise_time(timeformat='unix'))).strftime('%-H:%M'))
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sunsettime = str(datetime.fromtimestamp(int(weather.get_sunset_time(timeformat='unix'))).strftime('%-H:%M'))
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if hours == "12":
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sunrisetime = str(datetime.fromtimestamp(int(weather.get_sunrise_time(timeformat='unix'))).strftime('%-I:%M'))
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sunsettime = str(datetime.fromtimestamp(int(weather.get_sunset_time(timeformat='unix'))).strftime('%-I:%M'))
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print('Temperature: '+Temperature+' °C')
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print('Humidity: '+Humidity+'%')
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print('Icon code: '+weathericon)
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print('weather-icon name: '+weathericons[weathericon])
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print('Wind speed: '+windspeed+'km/h')
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print('Sunrise-time: '+sunrisetime)
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print('Sunset time: '+sunsettime)
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print('Cloudiness: ' + cloudstatus+'%')
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print('Weather description: '+weather_description+'\n')
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"""Drawing the fetched weather icon"""
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image.paste(im_open(wpath+weathericons[weathericon]+'.jpeg'), wiconplace)
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"""Drawing the fetched temperature"""
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image.paste(tempicon, tempplace)
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"""Drawing the fetched humidity"""
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image.paste(humicon, humplace)
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write_text(50, 35, Humidity + " %", (334, 35))
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"""Drawing the fetched sunrise time"""
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image.paste(sunriseicon, sunriseplace)
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write_text(50, 35, sunrisetime, (249, 0))
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"""Drawing the fetched sunset time"""
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image.paste(sunseticon, sunsetplace)
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write_text(50, 35, sunsettime, (249, 35))
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"""Drawing the wind icon"""
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image.paste(windicon, windiconspace)
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"""Write a short weather description"""
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write_text(144, 35, weather_description, (70, 35))
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else:
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image.paste(no_response, wiconplace)
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"""Filter upcoming events from your iCalendar/s"""
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print('Fetching events from your calendar'+'\n')
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events_this_month = []
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upcoming = []
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for icalendars in ical_urls:
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ical = Calendar(urlopen(icalendars).read().decode())
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for events in ical.events:
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if time.now().strftime('%-m %Y') == (events.begin).format('M YYYY'):
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upcoming.append({'date':events.begin.format('D MMM'), 'event':events.name})
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events_this_month.append(int((events.begin).format('D')))
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if month == 12:
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if (1, year+1) == (1, int((events.begin).year)):
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upcoming.append({'date':events.begin.format('D MMM'), 'event':events.name})
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if month != 12:
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if (month+1, year) == (events.begin).format('M YYYY'):
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upcoming.append({'date':events.begin.format('D MMM'), 'event':events.name})
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del upcoming[4:]
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def write_text_left(box_width, box_height, text, tuple):
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text_width, text_height = font.getsize(text)
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if (text_width, text_height) > (box_width, box_height):
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raise ValueError('Sorry, your text is too big for the box')
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else:
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y = int((box_height / 2) - (text_height / 2))
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space = Image.new('L', (box_width, box_height), color=255)
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ImageDraw.Draw(space).text((0, y), text, fill=0, font=font)
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image.paste(space, tuple)
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"""Write event dates and names on the E-Paper"""
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for dates in range(len(upcoming)):
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write_text(70, 25, (upcoming[dates]['date']), date_positions['d'+str(dates+1)])
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for events in range(len(upcoming)):
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write_text_left(314, 25, (upcoming[events]['event']), event_positions['e'+str(events+1)])
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"""Draw smaller squares on days with events"""
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for numbers in events_this_month:
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if numbers in cal[0]:
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draw(positions['a'+str(cal[0].index(numbers)+1)], eventicon)
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if numbers in cal[1]:
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draw(positions['b'+str(cal[1].index(numbers)+1)], eventicon)
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if numbers in cal[2]:
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draw(positions['c'+str(cal[2].index(numbers)+1)], eventicon)
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if numbers in cal[3]:
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draw(positions['d'+str(cal[3].index(numbers)+1)], eventicon)
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if numbers in cal[4]:
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draw(positions['e'+str(cal[4].index(numbers)+1)], eventicon)
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try:
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if numbers in cal[5]:
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draw(positions['f'+str(cal[5].index(numbers)+1)], eventicon)
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except IndexError:
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pass
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"""Draw a larger square on today's date"""
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today = time.day
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if today in cal[0]:
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draw(positions['a'+str(cal[0].index(today)+1)], dateicon)
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if today in cal[1]:
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draw(positions['b'+str(cal[1].index(today)+1)], dateicon)
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if today in cal[2]:
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draw(positions['c'+str(cal[2].index(today)+1)], dateicon)
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if today in cal[3]:
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draw(positions['d'+str(cal[3].index(today)+1)], dateicon)
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if today in cal[4]:
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draw(positions['e'+str(cal[4].index(today)+1)], dateicon)
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try:
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if today in cal[5]:
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draw(positions['f'+str(cal[5].index(today)+1)], dateicon)
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except IndexError:
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pass
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print('Initialising E-Paper Display')
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epd.init()
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sleep(5)
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print('Converting image to data and sending it to the display')
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print('This may take a while...'+'\n')
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epd.display_frame(epd.get_frame_buffer(image.rotate(270, expand=1)))
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# Uncomment following line to save image
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#image.save(path+'test.png')
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del events_this_month[:]
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del upcoming[:]
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print('Data sent successfully')
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print('Powering off the E-Paper until the next loop'+'\n')
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epd.sleep()
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for i in range(1):
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nexthour = ((60 - int(time.strftime("%-M")))*60) - (int(time.strftime("%-S")))
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sleep(nexthour)
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if __name__ == '__main__':
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main()
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