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Added a simple Python GUI to set date and time

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This commit is contained in:
Balthasar Reuter
2016-10-05 23:38:48 +02:00
parent b8e7ac2c55
commit 1ac4a4521c
5 changed files with 135 additions and 9 deletions
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2
events.py
View File

@@ -1,5 +1,5 @@
#!/usr/bin/env python
# Created by br@re-web.eu, 2015
# Created by br _at_ re-web _dot_ eu, 2015
try:
import RPi.GPIO as GPIO

34
gui.py
View File

@@ -1,9 +1,9 @@
#!/usr/bin/env python
# Created by br@re-web.eu, 2015
# Created by br _at_ re-web _dot_ eu, 2015
from __future__ import division
import pygame
import pygame
try:
import pygame.fastevent as EventModule
@@ -18,7 +18,7 @@ class GuiException(Exception):
class GUI_PyGame:
"""A GUI class using PyGame"""
def __init__(self, name, size):
def __init__(self, name, size, hide_mouse=True):
# Call init routines
pygame.init()
if hasattr(EventModule, 'init'):
@@ -28,7 +28,8 @@ class GUI_PyGame:
pygame.display.set_caption(name)
# Hide mouse cursor
pygame.mouse.set_cursor(*pygame.cursors.load_xbm('transparent.xbm','transparent.msk'))
if hide_mouse:
pygame.mouse.set_cursor(*pygame.cursors.load_xbm('transparent.xbm','transparent.msk'))
# Store screen and size
self.size = size
@@ -87,6 +88,31 @@ class GUI_PyGame:
self.surface_list.append((rendered_text, (0,0)))
def show_button(self, text, pos, size=(0,0), color=(230,230,230), bg=(0,0,0), transparency=True, outline=(230,230,230)):
# Choose font
font = pygame.font.Font(None, 72)
text_size = font.size(text)
if size == (0,0):
size = (text_size[0] + 4, text_size[1] + 4)
offset = ( (size[0] - text_size[0]) // 2, (size[1] - text_size[1]) // 2 )
# Create Surface object and fill it with the given background
surface = pygame.Surface(self.size)
surface.fill(bg)
# Render text
rendered_text = font.render(text, 1, color)
surface.blit(rendered_text, pos)
# Render outline
pygame.draw.rect(surface, outline, (pos[0]-offset[0], pos[1]-offset[0], size[0], size[1]), 1)
# Make background color transparent
if transparency:
surface.set_colorkey(bg)
self.surface_list.append((surface, (0,0)))
def wrap_text(self, msg, font, size):
final_lines = [] # resulting wrapped text
requested_lines = msg.splitlines() # wrap input along line breaks

6
photobooth.py
View File

@@ -1,5 +1,5 @@
#!/usr/bin/env python
# Created by br@re-web.eu, 2015
# Created by br _at_ re-web _dot_ eu, 2015-2016
import os
from datetime import datetime
@@ -10,8 +10,8 @@ from time import sleep, clock
from PIL import Image
from gui import GUI_PyGame as GuiModule
# from camera import CameraException, Camera_cv as CameraModule
from camera import CameraException, Camera_gPhoto as CameraModule
from camera import CameraException, Camera_cv as CameraModule
#from camera import CameraException, Camera_gPhoto as CameraModule
from slideshow import Slideshow
from events import Rpi_GPIO as GPIO

2
photobooth.sh
View File

@@ -5,7 +5,7 @@ PHOTOBOOTH_DIR=/home/pi/photobooth
cd "${PHOTOBOOTH_DIR}"
if [[ $1 == "set-time" ]]; then
sudo gnome-control-center datetime
sudo python set-time.py
fi
sudo python photobooth.py >>photobooth.log 2>>photobooth.err

100
set-time.py Executable file
View File

@@ -0,0 +1,100 @@
#!/usr/bin/env python
# Created by br _at_ re-web _dot_ eu, 2016
from gui import GUI_PyGame as GuiModule
from time import sleep
import subprocess
# Screen size
display_size = (1024, 600)
# Button size
button_size = (70, 70)
date_digits = ['D', 'D', 'M', 'M', 'Y', 'Y', 'Y', 'Y'] # DD-MM-YYYY
time_digits = ['H', 'H', 'M', 'M'] # HH-MM
numpad = { '1': (100, 100), '2': (200, 100), '3': (300, 100),
'4': (100, 200), '5': (200, 200), '6': (300, 200),
'7': (100, 300), '8': (200, 300), '9': (300, 300),
'0': (200, 400) }
#################
### Functions ###
#################
def check_and_handle_events(display, digit):
r, e = display.check_for_event()
while r:
handle_event(e, digit)
r, e = display.check_for_event()
def handle_event(event, digit, digits, numpad):
# mouseclick
if event.type == 2 and event.value[0] == 1:
print(event.value[1])
for num, pos in numpad.items():
if (event.value[1][0] > pos[0] and
event.value[1][0] < pos[0] + button_size[0] and
event.value[1][1] > pos[1] and
event.value[1][1] < pos[1] + button_size[1]):
digits[digit] = num
return True
return False
def show_numpad(display, numpad, button_size):
for num, pos in numpad.items():
display.show_button(num, pos, button_size)
def show_digits(display, digits, button_size):
for i in range(len(digits)):
display.show_button(digits[i], (400 + i * (button_size[0] + 5), 200), button_size, outline=(0,0,0))
def main():
display = GuiModule('set-time', display_size, hide_mouse=False)
for digit in range(len(date_digits)):
display.clear()
show_numpad(display, numpad, button_size)
display.show_button('Date:', (400, 100), outline=(0,0,0))
show_digits(display, date_digits, button_size)
display.apply()
digit_done = False
while not digit_done:
event = display.wait_for_event()
digit_done = handle_event(event, digit, date_digits, numpad)
for digit in range(len(time_digits)):
display.clear()
show_numpad(display, numpad, button_size)
display.show_button('Time:', (400, 100), outline=(0,0,0))
show_digits(display, time_digits, button_size)
display.apply()
digit_done = False
while not digit_done:
event = display.wait_for_event()
digit_done = handle_event(event, digit, time_digits, numpad)
# YYYY-MM-DD HH:mm
date_str = ( '"' +
date_digits[4] + date_digits[5] + date_digits[6] + date_digits[7] + '-' +
date_digits[2] + date_digits[3] + '-' +
date_digits[0] + date_digits[1] + ' ' +
time_digits[0] + time_digits[1] + ':' + time_digits[2] + time_digits[3] +
'"' )
subprocess.check_call(['date', '-s', date_str])
display.teardown()
return 0
if __name__ == "__main__":
exit(main())