Improved folder structure

With the new folder structure, users can now easily clone the repo with git clone. The need for renaming and shifting folders is now gone.
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Ace 2019-12-12 22:52:57 +01:00 committed by GitHub
parent cfdd691213
commit 9517017365
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22 changed files with 1726 additions and 0 deletions

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This Font Software is licensed under the SIL Open Font License,
Version 1.1.
This license is copied below, and is also available with a FAQ at:
http://scripts.sil.org/OFL
-----------------------------------------------------------
SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
-----------------------------------------------------------
PREAMBLE
The goals of the Open Font License (OFL) are to stimulate worldwide
development of collaborative font projects, to support the font
creation efforts of academic and linguistic communities, and to
provide a free and open framework in which fonts may be shared and
improved in partnership with others.
The OFL allows the licensed fonts to be used, studied, modified and
redistributed freely as long as they are not sold by themselves. The
fonts, including any derivative works, can be bundled, embedded,
redistributed and/or sold with any software provided that any reserved
names are not used by derivative works. The fonts and derivatives,
however, cannot be released under any other type of license. The
requirement for fonts to remain under this license does not apply to
any document created using the fonts or their derivatives.
DEFINITIONS
"Font Software" refers to the set of files released by the Copyright
Holder(s) under this license and clearly marked as such. This may
include source files, build scripts and documentation.
"Reserved Font Name" refers to any names specified as such after the
copyright statement(s).
"Original Version" refers to the collection of Font Software
components as distributed by the Copyright Holder(s).
"Modified Version" refers to any derivative made by adding to,
deleting, or substituting -- in part or in whole -- any of the
components of the Original Version, by changing formats or by porting
the Font Software to a new environment.
"Author" refers to any designer, engineer, programmer, technical
writer or other person who contributed to the Font Software.
PERMISSION & CONDITIONS
Permission is hereby granted, free of charge, to any person obtaining
a copy of the Font Software, to use, study, copy, merge, embed,
modify, redistribute, and sell modified and unmodified copies of the
Font Software, subject to the following conditions:
1) Neither the Font Software nor any of its individual components, in
Original or Modified Versions, may be sold by itself.
2) Original or Modified Versions of the Font Software may be bundled,
redistributed and/or sold with any software, provided that each copy
contains the above copyright notice and this license. These can be
included either as stand-alone text files, human-readable headers or
in the appropriate machine-readable metadata fields within text or
binary files as long as those fields can be easily viewed by the user.
3) No Modified Version of the Font Software may use the Reserved Font
Name(s) unless explicit written permission is granted by the
corresponding Copyright Holder. This restriction only applies to the
primary font name as presented to the users.
4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
Software shall not be used to promote, endorse or advertise any
Modified Version, except to acknowledge the contribution(s) of the
Copyright Holder(s) and the Author(s) or with their explicit written
permission.
5) The Font Software, modified or unmodified, in part or in whole,
must be distributed entirely under this license, and must not be
distributed under any other license. The requirement for fonts to
remain under this license does not apply to any document created using
the Font Software.
TERMINATION
This license becomes null and void if any of the above conditions are
not met.
DISCLAIMER
THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
OTHER DEALINGS IN THE FONT SOFTWARE.

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fonts/NotoSans/README.txt Normal file
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This package is part of the noto project. Visit
google.com/get/noto for more information.
Built on 2017-10-24 from the following noto repository:
-----
Repo: noto-fonts
Tag: v2017-10-24-phase3-second-cleanup
Date: 2017-10-24 12:10:34 GMT
Commit: 8ef14e6c606a7a0ef3943b9ca01fd49445620d79
Remove some files that aren't for release.

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This Font Software is licensed under the SIL Open Font License,
Version 1.1.
This license is copied below, and is also available with a FAQ at:
http://scripts.sil.org/OFL
-----------------------------------------------------------
SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
-----------------------------------------------------------
PREAMBLE
The goals of the Open Font License (OFL) are to stimulate worldwide
development of collaborative font projects, to support the font
creation efforts of academic and linguistic communities, and to
provide a free and open framework in which fonts may be shared and
improved in partnership with others.
The OFL allows the licensed fonts to be used, studied, modified and
redistributed freely as long as they are not sold by themselves. The
fonts, including any derivative works, can be bundled, embedded,
redistributed and/or sold with any software provided that any reserved
names are not used by derivative works. The fonts and derivatives,
however, cannot be released under any other type of license. The
requirement for fonts to remain under this license does not apply to
any document created using the fonts or their derivatives.
DEFINITIONS
"Font Software" refers to the set of files released by the Copyright
Holder(s) under this license and clearly marked as such. This may
include source files, build scripts and documentation.
"Reserved Font Name" refers to any names specified as such after the
copyright statement(s).
"Original Version" refers to the collection of Font Software
components as distributed by the Copyright Holder(s).
"Modified Version" refers to any derivative made by adding to,
deleting, or substituting -- in part or in whole -- any of the
components of the Original Version, by changing formats or by porting
the Font Software to a new environment.
"Author" refers to any designer, engineer, programmer, technical
writer or other person who contributed to the Font Software.
PERMISSION & CONDITIONS
Permission is hereby granted, free of charge, to any person obtaining
a copy of the Font Software, to use, study, copy, merge, embed,
modify, redistribute, and sell modified and unmodified copies of the
Font Software, subject to the following conditions:
1) Neither the Font Software nor any of its individual components, in
Original or Modified Versions, may be sold by itself.
2) Original or Modified Versions of the Font Software may be bundled,
redistributed and/or sold with any software, provided that each copy
contains the above copyright notice and this license. These can be
included either as stand-alone text files, human-readable headers or
in the appropriate machine-readable metadata fields within text or
binary files as long as those fields can be easily viewed by the user.
3) No Modified Version of the Font Software may use the Reserved Font
Name(s) unless explicit written permission is granted by the
corresponding Copyright Holder. This restriction only applies to the
primary font name as presented to the users.
4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
Software shall not be used to promote, endorse or advertise any
Modified Version, except to acknowledge the contribution(s) of the
Copyright Holder(s) and the Author(s) or with their explicit written
permission.
5) The Font Software, modified or unmodified, in part or in whole,
must be distributed entirely under this license, and must not be
distributed under any other license. The requirement for fonts to
remain under this license does not apply to any document created using
the Font Software.
TERMINATION
This license becomes null and void if any of the above conditions are
not met.
DISCLAIMER
THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
OTHER DEALINGS IN THE FONT SOFTWARE.

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fonts/NotoSansCJK/README Normal file
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This package is part of the noto project. Visit
google.com/get/noto for more information.
Built on 2017-10-24 from the following noto repository:
-----
Repo: noto-cjk
Tag: v2017-06-01-serif-cjk-1-1
Date: 2017-09-20 09:49:40 GMT
Commit: 32a5844539f2e348ed36b44e990f9b06d7fb89fe
Update serif CJK to 1.1.

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modules/init.py Normal file
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#nothing in here. What did you expect?

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modules/inkycal.py Normal file
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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Main script of Inky-Calendar software.
Copyright by aceisace
"""
from __future__ import print_function
from configuration import *
from settings import *
import arrow
from time import sleep
import gc
import inkycal_drivers as drivers
import inkycal_rss as rss
import inkycal_weather as weather
import inkycal_calendar as calendar
import inkycal_agenda as agenda
display = drivers.EPD()
skip_calibration = False
"""Perepare for execution of main programm"""
calibration_countdown = 'initial'
image_cleanup()
"""Check time and calibrate display if time """
while True:
now = arrow.now(tz=get_tz())
for _ in range(1):
image = Image.new('RGB', (display_width, display_height), background_colour)
"""------------------Add short info------------------"""
print('Current Date: {0} \nCurrent Time: {1}'.format(now.format(
'D MMM YYYY'), now.format('HH:mm')))
print('-----------Main programm started now----------')
"""------------------Calibration check----------------"""
if skip_calibration != True:
print('Calibration..', end = ' ')
if now.hour in calibration_hours:
if calibration_countdown == 'initial':
print('required. Performing calibration now.')
calibration_countdown = 0
display.calibrate_display(3)
else:
if calibration_countdown % (60 // int(update_interval)) == 0:
display.calibrate_display(3)
calibration_countdown = 0
else:
print('not required. Continuing...')
else:
print('Calibration skipped!. Please note that not calibrating e-paper',
'displays causes ghosting')
"""----------------Generating and assembling images------"""
if top_section == 'Weather':
try:
weather.main()
weather_image = Image.open(image_path + 'weather.png')
image.paste(weather_image, (0, 0))
except:
pass
if middle_section == 'Calendar':
try:
calendar.main()
calendar_image = Image.open(image_path + 'calendar.png')
image.paste(calendar_image, (0, middle_section_offset))
except:
pass
if middle_section == 'Agenda':
try:
agenda.main()
agenda_image = Image.open(image_path + 'agenda.png')
image.paste(agenda_image, (0, middle_section_offset))
except:
pass
if bottom_section == 'RSS':
try:
rss.main()
rss_image = Image.open(image_path + 'rss.png')
image.paste(rss_image, (0, bottom_section_offset))
except:
pass
image.save(image_path + 'canvas.png')
display.reduce_colours(image)
"""---------Refreshing E-Paper with newly created image-----------"""
display.show_image(image)
"""--------------Post processing after main loop-----------------"""
"""Collect some garbage to free up some resources"""
gc.collect()
"""Adjust calibration countdowns"""
if calibration_countdown == 'initial':
calibration_countdown = 0
calibration_countdown += 1
"""Calculate duration until next display refresh"""
for _ in range(1):
update_timings = [(60 - int(update_interval)*updates) for updates in
range(60//int(update_interval))]
minutes = [i - now.minute for i in update_timings if i >= now.minute]
refresh_countdown = minutes[0]*60 + (60 - now.second)
print('{0} Minutes left until next refresh'.format(minutes[0]))
del update_timings, minutes, image
sleep(refresh_countdown)

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Agenda module for Inky-Calendar Project
Copyright by aceisace
"""
from __future__ import print_function
from inkycal_icalendar import fetch_events
from configuration import*
from settings import *
import arrow
fontsize = 12
show_events = True
print_events = False
style = 'D MMM YY HH:mm'
"""Add a border to increase readability"""
border_top = int(middle_section_height * 0.02)
border_left = int(middle_section_width * 0.02)
"""Choose font optimised for the agenda section"""
font = ImageFont.truetype(NotoSans+'Medium.ttf', fontsize)
line_height = int(font.getsize('hg')[1] * 1.2) + 1
line_width = int(middle_section_width - (border_left*2))
"""Set some positions for events, dates and times"""
date_col_width = int(line_width * 0.20)
time_col_width = int(line_width * 0.15)
event_col_width = int(line_width - date_col_width - time_col_width)
date_col_start = border_left
time_col_start = date_col_start + date_col_width
event_col_start = time_col_start + time_col_width
"""Find max number of lines that can fit in the middle section and allocate
a position for each line"""
if bottom_section:
max_lines = int((middle_section_height - border_top*2) // line_height)
else:
max_lines = int(middle_section_height+bottom_section_height -
(border_top * 2))// line_height
line_pos = [(border_left, int(top_section_height + border_top + line * line_height))
for line in range(max_lines)]
def main():
try:
clear_image('middle_section')
print('Agenda module: Generating image...', end = '')
now = arrow.now(get_tz())
today_start = arrow.get(now.year, now.month, now.day)
"""Create a list of dictionaries containing dates of the next days"""
agenda_events = [{'date':today_start.replace(days=+_),
'date_str': now.replace(days=+_).format('ddd D MMM',locale=language),
'type':'date'} for _ in range(max_lines)]
"""Copy the list from the icalendar module with some conditions"""
upcoming_events = fetch_events()
filtered_events = [events for events in upcoming_events if
events.end > now]
"""Set print_events_to True to print all events in this month"""
if print_events == True and filtered_events:
auto_line_width = max(len(_.name) for _ in filtered_events)
for events in filtered_events:
print('{0} {1} | {2} | {3} | All day ='.format(events.name,
' '* (auto_line_width - len(events.name)), events.begin.format(style),
events.end.format(style)), events.all_day)
"""Convert the event-timings from utc to the specified locale's time
and create a ready-to-display list for the agenda view"""
for events in filtered_events:
if not events.all_day:
agenda_events.append({'date': events.begin, 'time': events.begin.format(
'HH:mm' if hours == '24' else 'hh:mm a'), 'name':str(events.name),
'type':'timed_event'})
else:
if events.duration.days == 1:
agenda_events.append({'date': events.begin,'time':'All day',
'name': events.name,'type':'full_day_event'})
else:
for day in range(events.duration.days):
agenda_events.append({'date': events.begin.replace(days=+day),
'time':'All day','name':events.name, 'type':'full_day_event'})
"""Sort events and dates in chronological order"""
agenda_events = sorted(agenda_events, key = lambda event: event['date'])
"""Crop the agenda_events in case it's too long"""
del agenda_events[max_lines:]
"""Display all events, dates and times on the display"""
if show_events == True:
previous_date = None
for events in range(len(agenda_events)):
if agenda_events[events]['type'] == 'date':
if previous_date == None or previous_date != agenda_events[events][
'date']:
write_text(date_col_width, line_height,
agenda_events[events]['date_str'], line_pos[events], font = font)
previous_date = agenda_events[events]['date']
draw.line((date_col_start, line_pos[events][1],
line_width,line_pos[events][1]), fill = 'red' if display_type == 'colour' else 'black')
elif agenda_events[events]['type'] == 'timed_event':
write_text(time_col_width, line_height, agenda_events[events]['time'],
(time_col_start, line_pos[events][1]), font = font)
write_text(event_col_width, line_height, (''+agenda_events[events][
'name']), (event_col_start, line_pos[events][1]),
alignment = 'left', font = font)
else:
write_text(time_col_width, line_height, agenda_events[events]['time'],
(time_col_start, line_pos[events][1]), font = font)
write_text(event_col_width, line_height, (''+agenda_events[events]['name']),
(event_col_start, line_pos[events][1]), alignment = 'left', font = font)
"""Crop the image to show only the middle section"""
if bottom_section:
agenda_image = crop_image(image, 'middle_section')
else:
agenda_image = image.crop((0,middle_section_offset,display_width, display_height))
agenda_image.save(image_path+'agenda.png')
print('Done')
except Exception as e:
"""If something went wrong, print a Error message on the Terminal"""
print('Failed!')
print('Error in Agenda module!')
print('Reason: ',e)
pass
if __name__ == '__main__':
main()

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Calendar module for Inky-Calendar Project
Copyright by aceisace
"""
from __future__ import print_function
import calendar
from configuration import *
from settings import *
import arrow
from PIL import Image, ImageDraw
print_events = False
show_events = True
max_event_lines = 4
style = "DD MMM"
event_icon = 'square' # dot #square
if show_events == True:
from inkycal_icalendar import fetch_events
"""Add a border to increase readability"""
border_top = int(middle_section_height * 0.02)
border_left = int(middle_section_width * 0.02)
main_area_height = middle_section_height-border_top*2
main_area_width = middle_section_width-border_left*2
"""Calculate height for each sub-section"""
month_name_height = int(main_area_height*0.1)
weekdays_height = int(main_area_height*0.05)
calendar_height = int(main_area_height*0.6)
events_height = int(main_area_height*0.25)
"""Set rows and coloumns in the calendar section and calculate sizes"""
calendar_rows, calendar_coloumns = 6, 7
icon_width = main_area_width // calendar_coloumns
icon_height = calendar_height // calendar_rows
"""Calculate paddings for calendar section"""
x_padding_calendar = int((main_area_width % icon_width) / 2)
y_padding_calendar = int((main_area_height % calendar_rows) / 2)
"""Add coordinates for number icons inside the calendar section"""
grid_start_y = (middle_section_offset + border_top + month_name_height +
weekdays_height + y_padding_calendar)
grid_start_x = border_left + x_padding_calendar
grid = [(grid_start_x + icon_width*x, grid_start_y + icon_height*y)
for y in range(calendar_rows) for x in range(calendar_coloumns)]
weekday_pos = [(grid_start_x + icon_width*_, middle_section_offset +
month_name_height) for _ in range(calendar_coloumns)]
event_lines = [(border_left,(bottom_section_offset - events_height)+
int(events_height/max_event_lines*_)) for _ in
range(max_event_lines)]
def main():
try:
clear_image('middle_section')
print('Calendar module: Generating image...', end = '')
now = arrow.now(tz = get_tz())
"""Set up the Calendar template based on personal preferences"""
if week_starts_on == "Monday":
calendar.setfirstweekday(calendar.MONDAY)
weekstart = now.replace(days = - now.weekday())
else:
calendar.setfirstweekday(calendar.SUNDAY)
weekstart = now.replace(days = - now.isoweekday())
"""Write the name of the current month at the correct position"""
write_text(main_area_width, month_name_height,
str(now.format('MMMM',locale=language)), (border_left,
middle_section_offset), autofit = True)
"""Set up weeknames in local language and add to main section"""
weekday_names = [weekstart.replace(days=+_).format('ddd',locale=language)
for _ in range(7)]
for _ in range(len(weekday_pos)):
write_text(icon_width, weekdays_height, weekday_names[_],
weekday_pos[_], autofit = True)
"""Create a calendar template and flatten (remove nestings)"""
flatten = lambda z: [x for y in z for x in y]
calendar_flat = flatten(calendar.monthcalendar(now.year, now.month))
"""Add the numbers on the correct positions"""
for i in range(len(calendar_flat)):
if calendar_flat[i] != 0:
write_text(icon_width, icon_height, str(calendar_flat[i]), grid[i])
"""Draw a red/black circle with the current day of month in white"""
icon = Image.new('RGBA', (icon_width, icon_height))
current_day_pos = grid[calendar_flat.index(now.day)]
x_circle,y_circle = int(icon_width/2), int(icon_height/2)
radius = int(icon_width * 0.25)
text_width, text_height = default.getsize(str(now.day))
x_text = int((icon_width / 2) - (text_width / 2))
y_text = int((icon_height / 2) - (text_height / 1.7))
ImageDraw.Draw(icon).ellipse((x_circle-radius, y_circle-radius,
x_circle+radius, y_circle+radius), fill= 'red' if
display_type == 'colour' else 'black', outline=None)
ImageDraw.Draw(icon).text((x_text, y_text), str(now.day), fill='white',
font=bold)
image.paste(icon, current_day_pos, icon)
"""Create some reference points for the current month"""
days_current_month = calendar.monthrange(now.year, now.month)[1]
month_start = now.replace(days =-now.day+1)
month_end = now.replace(days=+(days_current_month-now.day))
if show_events == True:
"""Filter events which begin before the end of this month"""
upcoming_events = fetch_events()
calendar_events = [events for events in upcoming_events if
events.begin < month_end and events.begin.month == now.month]
"""Find days with events in the current month"""
days_with_events = []
for events in calendar_events:
if events.duration.days <= 1:
days_with_events.append(int(events.begin.format('D')))
else:
for day in range(events.duration.days):
days_with_events.append(
int(events.begin.replace(days=+i).format('D')))
days_with_events = set(days_with_events)
if event_icon == 'dot':
for days in days_with_events:
write_text(icon_width, int(icon_height * 0.2), '',
(grid[calendar_flat.index(days)][0],
int(grid[calendar_flat.index(days)][1] + icon_height*0.8)))
if event_icon == 'square':
square_size = int(icon_width *0.6)
center_x = int((icon_width - square_size) / 2)
center_y = int((icon_height - square_size) / 2)
for days in days_with_events:
draw_square((int(grid[calendar_flat.index(days)][0]+center_x),
int(grid[calendar_flat.index(days)][1] + center_y )),
8, square_size , square_size)
"""Add a small section showing events of today and tomorrow"""
event_list = ['{0} at {1} : {2}'.format('today', event.begin.format(
'HH:mm' if hours == 24 else 'hh:mm'), event.name)
for event in calendar_events if event.begin.day == now.day]
event_list += ['{0} at {1} : {2}'.format('tomorrow', event.begin.format(
'HH:mm' if hours == 24 else 'hh:mm'), event.name)
for event in calendar_events if event.begin.day == now.replace(days=+1).day]
del event_list[4:]
if event_list:
for lines in event_list:
write_text(main_area_width, int(events_height/max_event_lines), lines,
event_lines[event_list.index(lines)], alignment='left',
fill_height = 0.7)
else:
write_text(main_area_width, int(events_height/max_event_lines),
'No events today or tomorrow', event_lines[0], alignment='left',
fill_height = 0.7)
"""Set print_events_to True to print all events in this month"""
style = 'DD MMM YY HH:mm'
if print_events == True and calendar_events:
line_width = max(len(_.name) for _ in calendar_events)
for events in calendar_events:
print('{0} {1} | {2} | {3} | All day ='.format(events.name,
' ' * (line_width - len(events.name)), events.begin.format(style),
events.end.format(style)), events.all_day)
calendar_image = crop_image(image, 'middle_section')
calendar_image.save(image_path+'calendar.png')
print('Done')
except Exception as e:
"""If something went wrong, print a Error message on the Terminal"""
print('Failed!')
print('Error in Calendar module!')
print('Reason: ',e)
pass
if __name__ == '__main__':
main()

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Drivers file for Inky-Calendar software.
Handles E-Paper display related tasks
"""
from PIL import Image
import RPi.GPIO as GPIO
from settings import display_type
import numpy
import spidev
import RPi.GPIO as GPIO
from time import sleep
RST_PIN = 17
DC_PIN = 25
CS_PIN = 8
BUSY_PIN = 24
EPD_WIDTH = 640
EPD_HEIGHT = 384
SPI = spidev.SpiDev(0, 0)
def epd_digital_write(pin, value):
GPIO.output(pin, value)
def epd_digital_read(pin):
return GPIO.input(BUSY_PIN)
def epd_delay_ms(delaytime):
sleep(delaytime / 1000.0)
def spi_transfer(data):
SPI.writebytes(data)
def epd_init():
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(RST_PIN, GPIO.OUT)
GPIO.setup(DC_PIN, GPIO.OUT)
GPIO.setup(CS_PIN, GPIO.OUT)
GPIO.setup(BUSY_PIN, GPIO.IN)
SPI.max_speed_hz = 4000000
SPI.mode = 0b00
return 0;
# EPD7IN5 commands
PANEL_SETTING = 0x00
POWER_SETTING = 0x01
POWER_OFF = 0x02
POWER_OFF_SEQUENCE_SETTING = 0x03
POWER_ON = 0x04
POWER_ON_MEASURE = 0x05
BOOSTER_SOFT_START = 0x06
DEEP_SLEEP = 0x07
DATA_START_TRANSMISSION_1 = 0x10
DATA_STOP = 0x11
DISPLAY_REFRESH = 0x12
IMAGE_PROCESS = 0x13
LUT_FOR_VCOM = 0x20
LUT_BLUE = 0x21
LUT_WHITE = 0x22
LUT_GRAY_1 = 0x23
LUT_GRAY_2 = 0x24
LUT_RED_0 = 0x25
LUT_RED_1 = 0x26
LUT_RED_2 = 0x27
LUT_RED_3 = 0x28
LUT_XON = 0x29
PLL_CONTROL = 0x30
TEMPERATURE_SENSOR_COMMAND = 0x40
TEMPERATURE_CALIBRATION = 0x41
TEMPERATURE_SENSOR_WRITE = 0x42
TEMPERATURE_SENSOR_READ = 0x43
VCOM_AND_DATA_INTERVAL_SETTING = 0x50
LOW_POWER_DETECTION = 0x51
TCON_SETTING = 0x60
TCON_RESOLUTION = 0x61
SPI_FLASH_CONTROL = 0x65
REVISION = 0x70
GET_STATUS = 0x71
AUTO_MEASUREMENT_VCOM = 0x80
READ_VCOM_VALUE = 0x81
VCM_DC_SETTING = 0x82
class EPD:
def __init__(self):
self.reset_pin = RST_PIN
self.dc_pin = DC_PIN
self.busy_pin = BUSY_PIN
self.width = EPD_WIDTH
self.height = EPD_HEIGHT
def digital_write(self, pin, value):
epd_digital_write(pin, value)
def digital_read(self, pin):
return epd_digital_read(pin)
def delay_ms(self, delaytime):
epd_delay_ms(delaytime)
def send_command(self, command):
self.digital_write(self.dc_pin, GPIO.LOW)
spi_transfer([command])
def send_data(self, data):
self.digital_write(self.dc_pin, GPIO.HIGH)
spi_transfer([data])
def init(self):
if (epd_init() != 0):
return -1
self.reset()
self.send_command(POWER_SETTING)
self.send_data(0x37)
self.send_data(0x00)
self.send_command(PANEL_SETTING)
self.send_data(0xCF)
self.send_data(0x08)
self.send_command(BOOSTER_SOFT_START)
self.send_data(0xc7)
self.send_data(0xcc)
self.send_data(0x28)
self.send_command(POWER_ON)
self.wait_until_idle()
self.send_command(PLL_CONTROL)
self.send_data(0x3c)
self.send_command(TEMPERATURE_CALIBRATION)
self.send_data(0x00)
self.send_command(VCOM_AND_DATA_INTERVAL_SETTING)
self.send_data(0x77)
self.send_command(TCON_SETTING)
self.send_data(0x22)
self.send_command(TCON_RESOLUTION)
self.send_data(0x02) #source 640
self.send_data(0x80)
self.send_data(0x01) #gate 384
self.send_data(0x80)
self.send_command(VCM_DC_SETTING)
self.send_data(0x1E) #decide by LUT file
self.send_command(0xe5) #FLASH MODE
self.send_data(0x03)
def wait_until_idle(self):
while(self.digital_read(self.busy_pin) == 0): # 0: busy, 1: idle
self.delay_ms(100)
def reset(self):
self.digital_write(self.reset_pin, GPIO.LOW) # module reset
self.delay_ms(200)
self.digital_write(self.reset_pin, GPIO.HIGH)
self.delay_ms(200)
def calibrate_display(self, no_of_cycles):
"""Function for Calibration"""
if display_type == 'colour':
packets = int(self.width / 2 * self.height)
if display_type == 'black_and_white':
packets = int(self.width / 4 * self.height)
white, red, black = 0x33, 0x04, 0x00
self.init()
print('----------Started calibration of E-Paper display----------')
for _ in range(no_of_cycles):
self.send_command(DATA_START_TRANSMISSION_1)
print('Calibrating black...')
[self.send_data(black) for i in range(packets)]
self.send_command(DISPLAY_REFRESH)
self.wait_until_idle()
if display_type == 'colour':
print('Calibrating red...')
self.send_command(DATA_START_TRANSMISSION_1)
[self.send_data(red) for i in range(packets)]
self.send_command(DISPLAY_REFRESH)
self.wait_until_idle()
print('Calibrating white...')
self.send_command(DATA_START_TRANSMISSION_1)
[self.send_data(white) for i in range(packets)]
self.send_command(DISPLAY_REFRESH)
self.wait_until_idle()
print('Cycle {0} of {1} complete'.format(_+1, no_of_cycles))
print('-----------Calibration complete----------')
self.sleep()
def reduce_colours(self, image):
buffer = numpy.array(image)
r,g,b = buffer[:,:,0], buffer[:,:,1], buffer[:,:,2]
if display_type == "colour":
buffer[numpy.logical_and(r <= 180, r == g)] = [0,0,0] #black
buffer[numpy.logical_and(r >= 150, g >= 150)] = [255,255,255] #white
buffer[numpy.logical_and(r >= 150, g <= 90)] = [255,0,0] #red
if display_type == "black_and_white":
buffer[numpy.logical_and(r > 245, g > 245)] = [255,255,255] #white
buffer[g < 255] = [0,0,0] #black
image = Image.fromarray(buffer)
return image
def clear(self, colour='white'):
if display_type == 'colour':
packets = int(self.width / 2 * self.height)
if display_type == 'black_and_white':
packets = int(self.width / 4 * self.height)
if colour == 'white': data = 0x33
if colour == 'red': data = 0x04
if colour == 'black': data = 0x00
self.init()
self.send_command(DATA_START_TRANSMISSION_1)
[self.send_data(data) for _ in range(packets)]
self.send_command(DISPLAY_REFRESH)
print('waiting until E-Paper is not busy')
self.delay_ms(100)
self.wait_until_idle()
print('E-Paper free')
self.sleep()
def get_frame_buffer(self, image):
imwidth, imheight = image.size
if imwidth == self.height and imheight == self.width:
image = image.rotate(270, expand = True)
print('Rotated image by 270 degrees...', end= '')
elif imwidth != self.width or imheight != self.height:
raise ValueError('Image must be same dimensions as display \
({0}x{1}).' .format(self.width, self.height))
else:
print('Image size OK')
imwidth, imheight = image.size
if display_type == 'colour':
buf = [0x00] * int(self.width * self.height / 4)
image_grayscale = image.convert('L', dither=None)
pixels = image_grayscale.load()
for y in range(self.height):
for x in range(self.width):
# Set the bits for the column of pixels at the current position.
if pixels[x, y] == 0: # black
buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2))
elif pixels[x, y] == 76: # convert gray to red
buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2))
buf[int((x + y * self.width) / 4)] |= 0x40 >> (x % 4 * 2)
else: # white
buf[int((x + y * self.width) / 4)] |= 0xC0 >> (x % 4 * 2)
if display_type == 'black_and_white':
buf = [0x00] * int(self.width * self.height / 8)
image_monocolor = image.convert('1')
pixels = image_monocolor.load()
for y in range(self.height):
for x in range(self.width):
# Set the bits for the column of pixels at the current position.
if pixels[x, y] != 0:
buf[int((x + y * self.width) / 8)] |= 0x80 >> (x % 8)
return buf
def display_frame(self, frame_buffer):
self.send_command(DATA_START_TRANSMISSION_1)
if display_type == 'colour':
for i in range(0, int(self.width / 4 * self.height)):
temp1 = frame_buffer[i]
j = 0
while (j < 4):
if ((temp1 & 0xC0) == 0xC0):
temp2 = 0x03 #white
elif ((temp1 & 0xC0) == 0x00):
temp2 = 0x00 #black
else:
temp2 = 0x04 #red
temp2 = (temp2 << 4) & 0xFF
temp1 = (temp1 << 2) & 0xFF
j += 1
if((temp1 & 0xC0) == 0xC0):
temp2 |= 0x03 #white
elif ((temp1 & 0xC0) == 0x00):
temp2 |= 0x00 #black
else:
temp2 |= 0x04 #red
temp1 = (temp1 << 2) & 0xFF
self.send_data(temp2)
j += 1
if display_type == 'black_and_white':
for i in range(0, 30720):
temp1 = frame_buffer[i]
j = 0
while (j < 8):
if(temp1 & 0x80):
temp2 = 0x03 #white
else:
temp2 = 0x00 #black
temp2 = (temp2 << 4) & 0xFF
temp1 = (temp1 << 1) & 0xFF
j += 1
if(temp1 & 0x80):
temp2 |= 0x03 #white
else:
temp2 |= 0x00 #black
temp1 = (temp1 << 1) & 0xFF
self.send_data(temp2)
j += 1
self.send_command(DISPLAY_REFRESH)
self.delay_ms(100)
self.wait_until_idle()
def show_image(self, image, reduce_colours = True):
print('Initialising E-Paper Display...', end='')
self.init()
sleep(5)
print('Done')
if reduce_colours == True:
print('Optimising Image for E-Paper displays...', end = '')
image = self.reduce_colours(image)
print('Done')
else:
print('No colour optimisation done on image')
print('Creating image buffer and sending it to E-Paper display...', end='')
data = self.get_frame_buffer(image)
print('Done')
print('Refreshing display...', end = '')
self.display_frame(data)
print('Done')
print('Sending E-Paper to deep sleep mode...',end='')
self.sleep()
print('Done')
def sleep(self):
self.send_command(POWER_OFF)
self.wait_until_idle()
self.send_command(DEEP_SLEEP)
self.send_data(0xa5)

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
iCalendar (parsing) module for Inky-Calendar Project
Copyright by aceisace
"""
from __future__ import print_function
from configuration import *
from settings import ical_urls
import arrow
from ics import Calendar
print_events = False
style = 'DD MMM YY HH:mm'
def fetch_events():
"""Set timelines for filtering upcoming events"""
now = arrow.now(tz=get_tz())
beginning_of_month = now.replace(days= - now.day +1)
near_future = now.replace(days= 30)
further_future = now.replace(days=40)
"""Parse the iCalendars from the urls, fixing some known errors with ics"""
calendars = [Calendar(fix_ical(url)) for url in ical_urls]
"""Filter any upcoming events from all iCalendars and add them to a list"""
upcoming_events = [events for ical in calendars for events in ical.events
if beginning_of_month <= events.end <= further_future or
beginning_of_month <= events.begin <= near_future]
"""Sort events according to their beginning date"""
def sort_dates(event):
return event.begin
upcoming_events.sort(key=sort_dates)
"""Multiday events are displayed incorrectly; fix that"""
for events in upcoming_events:
if events.all_day and events.duration.days > 1:
events.end = events.end.replace(days=-2)
if not events.all_day:
events.begin = events.begin.to(get_tz())
events.end = events.end.to(get_tz())
""" The list upcoming_events should not be modified. If you need the data from
this one, copy the list or the contents to another one."""
#print(upcoming_events) # Print all events. Might look a bit messy
"""Print upcoming events in a more appealing way"""
if print_events == True and upcoming_events:
line_width = max(len(i.name) for i in upcoming_events)
for events in upcoming_events:
print('{0} {1} | {2} | {3} | All day ='.format(events.name,
' '* (line_width - len(events.name)), events.begin.format(style),
events.end.format(style)), events.all_day)
return upcoming_events

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
RSS module for Inky-Calendar software.
Copyright by aceisace
"""
from __future__ import print_function
import feedparser
from random import shuffle
from settings import *
from configuration import *
fontsize = 14
"""Add a border to increase readability"""
border_top = int(bottom_section_height * 0.05)
border_left = int(bottom_section_width * 0.02)
"""Choose font optimised for the weather section"""
font = ImageFont.truetype(NotoSans+'.ttf', fontsize)
space_between_lines = 1
line_height = font.getsize('hg')[1] + space_between_lines
line_width = bottom_section_width - (border_left*2)
"""Find out how many lines can fit at max in the bottom section"""
max_lines = (bottom_section_height - (border_top*2)) // (font.getsize('hg')[1]
+ space_between_lines)
"""Calculate the height padding so the lines look centralised"""
y_padding = int( (bottom_section_height % line_height) / 2 )
"""Create a list containing positions of each line"""
line_positions = [(border_left, bottom_section_offset +
border_top + y_padding + _*line_height ) for _ in range(max_lines)]
def main():
if bottom_section == "RSS" and rss_feeds != [] and internet_available() == True:
try:
clear_image('bottom_section')
print('RSS module: Connectivity check passed. Generating image...',
end = '')
"""Parse the RSS-feed titles & summaries and save them to a list"""
parsed_feeds = []
for feeds in rss_feeds:
text = feedparser.parse(feeds)
for posts in text.entries:
parsed_feeds.append('{0}: {1}'.format(posts.title, posts.summary))
"""Shuffle the list, then crop it to the max number of lines"""
shuffle(parsed_feeds)
del parsed_feeds[max_lines:]
"""Check the lenght of each feed. Wrap the text if it doesn't fit on one line"""
flatten = lambda z: [x for y in z for x in y]
filtered_feeds, counter = [], 0
for posts in parsed_feeds:
wrapped = text_wrap(posts, font = font, line_width = line_width)
counter += len(filtered_feeds) + len(wrapped)
if counter < max_lines:
filtered_feeds.append(wrapped)
filtered_feeds = flatten(filtered_feeds)
"""Write the correctly formatted text on the display"""
for _ in range(len(filtered_feeds)):
write_text(line_width, line_height, filtered_feeds[_],
line_positions[_], font = font, alignment= 'left')
del filtered_feeds, parsed_feeds
rss_image = crop_image(image, 'bottom_section')
rss_image.save(image_path+'rss.png')
print('Done')
except Exception as e:
"""If something went wrong, print a Error message on the Terminal"""
print('Failed!')
print('Error in RSS module!')
print('Reason: ',e)
pass
if __name__ == '__main__':
main()

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Weather module for Inky-Calendar software.
The lunar phase calculation is from Sean B. Palmer, inamidst.com.
Thank You Palmer for the awesome code!
Copyright by aceisace
"""
from __future__ import print_function
import pyowm
from settings import *
from configuration import *
from PIL import Image, ImageDraw, ImageFont
import arrow
import math, decimal
dec = decimal.Decimal
"""Optional parameters"""
round_temperature = True
round_windspeed = True
use_beaufort = True
show_wind_direction = False
use_wind_direction_icon = False
"""Set the optional parameters"""
decimal_places_temperature = None if round_temperature == True else 1
decimal_places_windspeed = None if round_windspeed == True else 1
print('Initialising weather...', end=' ')
owm = pyowm.OWM(api_key, language=language)
print('Done')
"""Icon-code to unicode dictionary for weather-font"""
weathericons = {
'01d': '\uf00d', '02d': '\uf002', '03d': '\uf013',
'04d': '\uf012', '09d': '\uf01a', '10d': '\uf019',
'11d': '\uf01e', '13d': '\uf01b', '50d': '\uf014',
'01n': '\uf02e', '02n': '\uf013', '03n': '\uf013',
'04n': '\uf013', '09n': '\uf037', '10n': '\uf036',
'11n': '\uf03b', '13n': '\uf038', '50n': '\uf023'
}
"""Add a border to increase readability"""
border_top = int(top_section_height * 0.05)
border_left = int(top_section_width * 0.02)
"""Calculate size for each weather sub-section"""
row_height = (top_section_height-(border_top*2)) // 3
coloumn_width = (top_section_width-(border_left*2)) // 7
"""Calculate paddings"""
x_padding = int( (top_section_width % coloumn_width) / 2 )
y_padding = int( (top_section_height % row_height) / 2 )
"""Allocate sizes for weather icons"""
icon_small = row_height
icon_medium = row_height * 2
"""Calculate the x-axis position of each coloumn"""
coloumn1 = x_padding
coloumn2 = coloumn1 + coloumn_width
coloumn3 = coloumn2 + coloumn_width
coloumn4 = coloumn3 + coloumn_width
coloumn5 = coloumn4 + coloumn_width
coloumn6 = coloumn5 + coloumn_width
coloumn7 = coloumn6 + coloumn_width
"""Calculate the y-axis position of each row"""
row1 = y_padding
row2 = row1 + row_height
row3 = row2 + row_height
"""Allocate positions for current weather details"""
text_now_pos = (coloumn1, row1)
weather_icon_now_pos = (coloumn1, row2)
temperature_icon_now_pos = (coloumn2, row1)
temperature_now_pos = (coloumn2+icon_small, row1)
humidity_icon_now_pos = (coloumn2, row2)
humidity_now_pos = (coloumn2+icon_small, row2)
windspeed_icon_now_pos = (coloumn2, row3)
windspeed_now_pos = (coloumn2+icon_small, row3)
moon_phase_now_pos = (coloumn3, row1)
sunrise_icon_now_pos = (coloumn3, row2)
sunrise_time_now_pos = (coloumn3+icon_small, row2)
sunset_icon_now_pos = (coloumn3, row3)
sunset_time_now_pos = (coloumn3+ icon_small, row3)
"""Allocate positions for weather forecast after 3 hours"""
text_fc1_pos = (coloumn4, row1)
icon_fc1_pos = (coloumn4, row2)
temperature_fc1_pos = (coloumn4, row3)
"""Allocate positions for weather forecast after 6 hours"""
text_fc2_pos = (coloumn5, row1)
icon_fc2_pos = (coloumn5, row2)
temperature_fc2_pos = (coloumn5, row3)
"""Allocate positions for weather forecast after 9 hours"""
text_fc3_pos = (coloumn6, row1)
icon_fc3_pos = (coloumn6, row2)
temperature_fc3_pos = (coloumn6, row3)
"""Allocate positions for weather forecast after 12 hours"""
text_fc4_pos = (coloumn7, row1)
icon_fc4_pos = (coloumn7, row2)
temperature_fc4_pos = (coloumn7, row3)
"""Windspeed (m/s) to beaufort (index of list) conversion"""
windspeed_to_beaufort = [0.02, 1.5, 3.3, 5.4, 7.9, 10.7, 13.8, 17.1, 20.7,
24.4, 28.4, 32.6, 100]
def to_units(kelvin):
"""Function to convert tempertures from kelvin to celcius or fahrenheit"""
degrees_celsius = round(kelvin - 273.15, ndigits = decimal_places_temperature)
fahrenheit = round((kelvin - 273.15) * 9/5 + 32,
ndigits = decimal_places_temperature)
if units == 'metric':
conversion = str(degrees_celsius) + '°C'
if units == 'imperial':
conversion = str(fahrenheit) + 'F'
return conversion
def red_temp(negative_temperature):
if display_type == 'colour' and negative_temperature[0] == '-' and units == 'metric':
colour = 'red'
else:
colour = 'black'
return colour
"""Function to convert time objects to specified format 12/24 hours"""
"""Simple means just the hour and if 12 hours, am/pm as well"""
def to_hours(datetime_object, simple = False):
if hours == '24':
if simple == True:
converted_time = datetime_object.format('H') + '.00'
else:
converted_time = datetime_object.format('HH:mm')
else:
if simple == True:
converted_time = datetime_object.format('H a')
else:
converted_time = datetime_object.format('hh:mm')
return str(converted_time)
"""Choose font optimised for the weather section"""
fontsize = 8
font = ImageFont.truetype(NotoSans+'Medium.ttf', fontsize)
fill_height = 0.8
while font.getsize('hg')[1] <= (row_height * fill_height):
fontsize += 1
font = ImageFont.truetype(NotoSans+'.ttf', fontsize)
def main():
"""Connect to Openweathermap API and fetch weather data"""
if top_section == "Weather" and api_key != "" and owm.is_API_online() is True:
try:
clear_image('top_section')
print('Weather module: Connectivity check passed, Generating image...',
end = '')
current_weather_setup = owm.weather_at_place(location)
weather = current_weather_setup.get_weather()
"""Set-up and get weather forecast data"""
forecast = owm.three_hours_forecast(location)
"""Round the hour to the nearest multiple of 3"""
now = arrow.now(tz=get_tz())
if (now.hour % 3) != 0:
hour_gap = 3 - (now.hour % 3)
else:
hour_gap = 3
"""Prepare timings for forecasts"""
fc1 = now.replace(hours = + hour_gap)
fc2 = now.replace(hours = + hour_gap + 3)
fc3 = now.replace(hours = + hour_gap + 6)
fc4 = now.replace(hours = + hour_gap + 9)
"""Prepare forecast objects for the specified timings"""
forecast_fc1 = forecast.get_weather_at(fc1.datetime)
forecast_fc2 = forecast.get_weather_at(fc2.datetime)
forecast_fc3 = forecast.get_weather_at(fc3.datetime)
forecast_fc4 = forecast.get_weather_at(fc4.datetime)
"""Get the current temperature and forcasts temperatures"""
temperature_now = to_units(weather.get_temperature()['temp'])
temperature_fc1 = to_units(forecast_fc1.get_temperature()['temp'])
temperature_fc2 = to_units(forecast_fc2.get_temperature()['temp'])
temperature_fc3 = to_units(forecast_fc3.get_temperature()['temp'])
temperature_fc4 = to_units(forecast_fc4.get_temperature()['temp'])
"""Get current and forecast weather icon names"""
weather_icon_now = weather.get_weather_icon_name()
weather_icon_fc1 = forecast_fc1.get_weather_icon_name()
weather_icon_fc2 = forecast_fc2.get_weather_icon_name()
weather_icon_fc3 = forecast_fc3.get_weather_icon_name()
weather_icon_fc4 = forecast_fc4.get_weather_icon_name()
"""Parse current weather details"""
sunrise_time_now = arrow.get(weather.get_sunrise_time()).to(get_tz())
sunset_time_now = arrow.get(weather.get_sunset_time()).to(get_tz())
humidity_now = str(weather.get_humidity())
cloudstatus_now = str(weather.get_clouds())
weather_description_now = str(weather.get_detailed_status())
windspeed_now = weather.get_wind(unit='meters_sec')['speed']
wind_degrees = forecast_fc1.get_wind()['deg']
wind_direction = ["N","NE","E","SE","S","SW","W","NW"][round(
wind_degrees/45) % 8]
if use_beaufort == True:
wind = str([windspeed_to_beaufort.index(_) for _ in
windspeed_to_beaufort if windspeed_now < _][0])
else:
meters_sec = round(windspeed_now, ndigits = windspeed_decimal_places)
miles_per_hour = round(windspeed_now * 2,23694,
ndigits = windspeed_decimal_places)
if units == 'metric':
wind = str(meters_sec) + 'm/s'
if units == 'imperial':
wind = str(miles_per_hour) + 'mph'
if show_wind_direction == True:
wind += '({0})'.format(wind_direction)
"""Calculate the moon phase"""
def get_moon_phase():
diff = now - arrow.get(2001, 1, 1)
days = dec(diff.days) + (dec(diff.seconds) / dec(86400))
lunations = dec("0.20439731") + (days * dec("0.03386319269"))
position = lunations % dec(1)
index = math.floor((position * dec(8)) + dec("0.5"))
return {0: '\uf095',1: '\uf099',2: '\uf09c',3: '\uf0a0',
4: '\uf0a3',5: '\uf0a7',6: '\uf0aa',7: '\uf0ae' }[int(index) & 7]
moonphase = get_moon_phase()
"""Add weather details in column 1"""
write_text(coloumn_width, row_height, 'now', text_now_pos, font = font)
write_text(icon_medium, icon_medium, weathericons[weather_icon_now],
weather_icon_now_pos, font = w_font, fill_width = 0.9)
"""Add weather details in column 2"""
write_text(icon_small, icon_small, '\uf053', temperature_icon_now_pos,
font = w_font, fill_height = 0.9)
write_text(icon_small, icon_small, '\uf07a', humidity_icon_now_pos,
font = w_font, fill_height = 0.9)
if use_wind_direction_icon == False:
write_text(icon_small, icon_small, '\uf050', windspeed_icon_now_pos,
font = w_font, fill_height = 0.9)
else:
write_text(icon_small, icon_small, '\uf0b1', windspeed_icon_now_pos,
font = w_font, fill_height = 0.9, rotation = -wind_degrees)
write_text(coloumn_width-icon_small, row_height,
temperature_now, temperature_now_pos, font = font, colour =
red_temp(temperature_now))
write_text(coloumn_width-icon_small, row_height, humidity_now+'%',
humidity_now_pos, font = font)
write_text(coloumn_width-icon_small, row_height, wind,
windspeed_now_pos, font = font, autofit = True)
"""Add weather details in column 3"""
write_text(coloumn_width, row_height, moonphase , moon_phase_now_pos,
font = w_font, fill_height = 0.9)
write_text(icon_small, icon_small, '\uf051', sunrise_icon_now_pos,
font = w_font, fill_height = 0.9)
write_text(icon_small, icon_small, '\uf052', sunset_icon_now_pos,
font = w_font, fill_height = 0.9)
write_text(coloumn_width-icon_small, row_height,
to_hours(sunrise_time_now), sunrise_time_now_pos, font = font,
fill_width = 0.9)
write_text(coloumn_width-icon_small, row_height,
to_hours(sunset_time_now), sunset_time_now_pos, font = font,
fill_width = 0.9)
"""Add weather details in column 4 (forecast 1)"""
write_text(coloumn_width, row_height, to_hours(fc1, simple=True),
text_fc1_pos, font = font)
write_text(coloumn_width, row_height, weathericons[weather_icon_fc1],
icon_fc1_pos, font = w_font, fill_height = 1.0)
write_text(coloumn_width, row_height, temperature_fc1,
temperature_fc1_pos, font = font, colour = red_temp(
temperature_fc1))
"""Add weather details in column 5 (forecast 2)"""
write_text(coloumn_width, row_height, to_hours(fc2, simple=True),
text_fc2_pos, font = font)
write_text(coloumn_width, row_height, weathericons[weather_icon_fc2],
icon_fc2_pos, font = w_font, fill_height = 1.0)
write_text(coloumn_width, row_height, temperature_fc2,
temperature_fc2_pos, font = font, colour = red_temp(
temperature_fc2))
"""Add weather details in column 6 (forecast 3)"""
write_text(coloumn_width, row_height, to_hours(fc3, simple=True),
text_fc3_pos, font = font)
write_text(coloumn_width, row_height, weathericons[weather_icon_fc3],
icon_fc3_pos, font = w_font, fill_height = 1.0)
write_text(coloumn_width, row_height, temperature_fc3,
temperature_fc3_pos, font = font, colour = red_temp(
temperature_fc3))
"""Add weather details in coloumn 7 (forecast 4)"""
write_text(coloumn_width, row_height, to_hours(fc4, simple=True),
text_fc4_pos, font = font)
write_text(coloumn_width, row_height, weathericons[weather_icon_fc4],
icon_fc4_pos, font = w_font, fill_height = 1.0)
write_text(coloumn_width, row_height, temperature_fc4,
temperature_fc4_pos, font = font, colour = red_temp(
temperature_fc4))
"""Add vertical lines between forecast sections"""
draw = ImageDraw.Draw(image)
line_start_y = int(top_section_height*0.1)
line_end_y = int(top_section_height*0.9)
draw.line((coloumn4, line_start_y, coloumn4, line_end_y), fill='black')
draw.line((coloumn5, line_start_y, coloumn5, line_end_y), fill='black')
draw.line((coloumn6, line_start_y, coloumn6, line_end_y), fill='black')
draw.line((coloumn7, line_start_y, coloumn7, line_end_y), fill='black')
draw.line((0, top_section_height-border_top, top_section_width-
border_left, top_section_height-border_top),
fill='red' if display_type == 'colour' else 'black' , width=3)
weather_image = crop_image(image, 'top_section')
weather_image.save(image_path+'weather.png')
print('Done')
except Exception as e:
"""If no response was received from the openweathermap
api server, add the cloud with question mark"""
print('__________OWM-ERROR!__________')
print('Reason: ',e)
write_text(icon_medium, icon_medium, '\uf07b', weather_icon_now_pos,
font = w_font, fill_height = 1.0)
message = 'No internet connectivity or API timeout'
write_text(coloumn_width*6, row_height, message, humidity_icon_now_pos,
font = font)
weather_image = crop_image(image, 'top_section')
weather_image.save(image_path+'weather.png')
pass
if __name__ == '__main__':
main()

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
Advanced configuration options for Inky-Calendar software.
Contains some useful functions for correctly rendering text,
calibrating (E-Paper display), checking internet connectivity
Copyright by aceisace
"""
from PIL import Image, ImageDraw, ImageFont, ImageColor
import numpy
from urllib.request import urlopen
from settings import language
from pytz import timezone
import os
from glob import glob
"""Set the image background colour and text colour"""
background_colour = 'white'
text_colour = 'black'
"""Set the display height and width (in pixels)"""
display_height, display_width = 640, 384
"""Create 3 sections of the display, based on percentage"""
top_section_width = middle_section_width = bottom_section_width = display_width
top_section_height = int(display_height*0.11)
middle_section_height = int(display_height*0.65)
bottom_section_height = int(display_height - middle_section_height -
top_section_height)
"""Find out the y-axis position of each section"""
top_section_offset = 0
middle_section_offset = top_section_height
bottom_section_offset = display_height - bottom_section_height
"""Get the relative path of the Inky-Calendar folder"""
path = os.path.dirname(os.path.abspath(__file__)).replace("\\", "/")
if path != "" and path[-1] != "/":
path += "/"
while not path.endswith('/Inky-Calendar/'):
path = ''.join(list(path)[:-1])
"""Select path for saving temporary image files"""
image_path = path + 'images/'
"""Fonts handling"""
fontpath = path+'fonts/'
NotoSansCJK = fontpath+'NotoSansCJK/NotoSansCJKsc-'
NotoSans = fontpath+'NotoSans/NotoSans-SemiCondensed'
weatherfont = fontpath+'WeatherFont/weathericons-regular-webfont.ttf'
"""Automatically select correct fonts to support set language"""
if language in ['ja','zh','zh_tw','ko']:
default = ImageFont.truetype(NotoSansCJK+'Regular.otf', 18)
semi = ImageFont.truetype(NotoSansCJK+'Medium.otf', 18)
bold = ImageFont.truetype(NotoSansCJK+'Bold.otf', 18)
else:
default = ImageFont.truetype(NotoSans+'.ttf', 18)
semi = ImageFont.truetype(NotoSans+'Medium.ttf', 18)
bold = ImageFont.truetype(NotoSans+'SemiBold.ttf', 18)
w_font = ImageFont.truetype(weatherfont, 10)
"""Create image with given parameters"""
image = Image.new('RGB', (display_width, display_height), background_colour)
draw = ImageDraw.Draw(image)
"""Custom function to add text on an image"""
def write_text(space_width, space_height, text, tuple,
font=default, alignment='middle', autofit = False, fill_width = 1.0,
fill_height = 0.8, colour = text_colour, rotation = None):
if autofit == True or fill_width != 1.0 or fill_height != 0.8:
size = 8
font = ImageFont.truetype(font.path, size)
text_width, text_height = font.getsize(text)
while text_width < int(space_width * fill_width) and text_height < int(space_height * fill_height):
size += 1
font = ImageFont.truetype(font.path, size)
text_width, text_height = font.getsize(text)
text_width, text_height = font.getsize(text)
while (text_width, text_height) > (space_width, space_height):
text=text[0:-1]
text_width, text_height = font.getsize(text)
if alignment is "" or "middle" or None:
x = int((space_width / 2) - (text_width / 2))
if alignment is 'left':
x = 0
if font != w_font:
y = int((space_height / 2) - (text_height / 1.7))
else:
y = y = int((space_height / 2) - (text_height / 2))
space = Image.new('RGBA', (space_width, space_height))
ImageDraw.Draw(space).text((x, y), text, fill=colour, font=font)
if rotation != None:
space.rotate(rotation, expand = True)
image.paste(space, tuple, space)
def clear_image(section, colour = background_colour):
"""Clear the image"""
width, height = eval(section+'_width'), eval(section+'_height')
position = (0, eval(section+'_offset'))
box = Image.new('RGB', (width, height), colour)
image.paste(box, position)
def crop_image(input_image, section):
"""Crop an input image to the desired section"""
x1, y1 = 0, eval(section+'_offset')
x2, y2 = eval(section+'_width'), y1 + eval(section+'_height')
image = input_image.crop((x1,y1,x2,y2))
return image
def text_wrap(text, font=default, line_width = display_width):
"""Split long text into smaller lists"""
counter, padding = 0, 40
lines = []
if font.getsize(text)[0] < line_width:
lines.append(text)
else:
for i in range(1, len(text.split())+1):
line = ' '.join(text.split()[counter:i])
if not font.getsize(line)[0] < line_width - padding:
lines.append(line)
line, counter = '', i
if i == len(text.split()) and line != '':
lines.append(line)
return lines
def draw_square(tuple, radius, width, height, colour=text_colour, line_width=1):
"""Draws a square with round corners at position (x,y) from tuple"""
x, y, diameter = tuple[0], tuple[1], radius*2
line_length = width - diameter
p1, p2 = (x+radius, y), (x+radius+line_length, y)
p3, p4 = (x+width, y+radius), (x+width, y+radius+line_length)
p5, p6 = (p2[0], y+height), (p1[0], y+height)
p7, p8 = (x, p4[1]), (x,p3[1])
c1, c2 = (x,y), (x+diameter, y+diameter)
c3, c4 = ((x+width)-diameter, y), (x+width, y+diameter)
c5, c6 = ((x+width)-diameter, (y+height)-diameter), (x+width, y+height)
c7, c8 = (x, (y+height)-diameter), (x+diameter, y+height)
draw.line( (p1, p2) , fill=colour, width = line_width)
draw.line( (p3, p4) , fill=colour, width = line_width)
draw.line( (p5, p6) , fill=colour, width = line_width)
draw.line( (p7, p8) , fill=colour, width = line_width)
draw.arc( (c1, c2) , 180, 270, fill=colour, width=line_width)
draw.arc( (c3, c4) , 270, 360, fill=colour, width=line_width)
draw.arc( (c5, c6) , 0, 90, fill=colour, width=line_width)
draw.arc( (c7, c8) , 90, 180, fill=colour, width=line_width)
def internet_available():
"""check if the internet is available"""
try:
urlopen('https://google.com',timeout=5)
return True
except URLError as err:
return False
def get_tz():
"""Get the system timezone"""
with open('/etc/timezone','r') as file:
lines = file.readlines()
system_tz = lines[0].rstrip()
local_tz = timezone(system_tz)
return local_tz
def fix_ical(ical_url):
"""Use iCalendars in compatability mode (without alarms)"""
ical = str(urlopen(ical_url).read().decode())
beginAlarmIndex = 0
while beginAlarmIndex >= 0:
beginAlarmIndex = ical.find('BEGIN:VALARM')
if beginAlarmIndex >= 0:
endAlarmIndex = ical.find('END:VALARM')
ical = ical[:beginAlarmIndex] + ical[endAlarmIndex+12:]
return ical
def image_cleanup():
"""Delete all files in the image folder"""
print('Cleanup of previous images...', end = '')
for temp_files in glob(image_path+'*'):
os.remove(temp_files)
print('Done')

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#nothing in here. What did you expect?

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ical_urls = ["https://calendar.google.com/calendar/ical/en.usa%23holiday%40group.v.calendar.google.com/public/basic.ics"]
rss_feeds = ["http://feeds.bbci.co.uk/news/world/rss.xml#"] # Use any RSS feed
update_interval = "60" # "15" # "30" # "60"
api_key = "" # Your openweathermap API-KEY -> "api-key"
location = "Stuttgart, DE" # "City name, Country code"
week_starts_on = "Monday" # "Monday" # "Sunday"
calibration_hours = [0,12,18] # Do not change unless required
display_type = "colour" # "colour" # "black_and_white"
language = "en" # "en" # "de" # "fr" # "jp" etc.
units = "metric" # "metric" # "imperial"
hours = "24" # "24" # "12"
top_section = "Weather" # "Weather"
middle_section = "Calendar" # "Agenda" #"Calendar"
bottom_section = "RSS" # "RSS"
"""Adding multiple iCalendar URLs or RSS feed URLs"""
# Single URL:
# ical_urls/rss_feeds = ["url1"]
# Multiple URLs:
# ical_urls/rss_feeds = ["url1", "url2", "url3"]
# URLs should have this sign (") on both side -> "url1"
# If more than one URL is used, separate each one with a comma -> "url1", "url2"