display.py

#!/usr/bin/python3
# -*- coding: utf-8 -*-

import pygame
from pygame import *
import os
import random
import string
import time
import ptext
import requests
from requests.packages import urllib3
import urllib
import json
import random
import beats
import sys
from signal import alarm, signal, SIGALRM, SIGKILL

import json
import configparser

config = configparser.ConfigParser()
config.read('display.ini')

class Alarm(Exception):
    pass

def alarm_handler(signum, frame):
    raise Alarm



pygame.init()
pygame.mouse.set_visible(False)
if os.environ.get('TD','') == 'x11':
    size = [800,600]
else:
    os.environ['SDL_FBDEV'] = '/dev/fb0'
    os.environ['SDL_VIDEODRIVER'] = 'fbcon'
    size = (pygame.display.Info().current_w, pygame.display.Info().current_h)


print("Display size: %d x %d" % (size[0], size[1]))
signal(SIGALRM, alarm_handler)
alarm(2)

try:
    if os.environ.get('TD','') == 'x11':
        screen = pygame.display.set_mode(size) 
    else:
        screen = pygame.display.set_mode(size, pygame.FULLSCREEN)
    alarm(0)
except Alarm:
    raise KeyboardInterrupt

clock = pygame.time.Clock()

done = False


#font_preferences = ["freemono", "dejavuserif", "droidsansfallback", "freesans", "freeserif", "dejavusansmono", "notomono", "dejavusans"]

basicfont = pygame.font.SysFont('freesans', 30)
basicfont.set_bold(1)

temperature_timer = 0
temperature = '10'

colors = {
    'freeze': {'min': -273,
                    'max': 0,
                    'background': '#0000A6',
                    'color': '#232338'
                    },
    'cold': {'min': 0,
                    'max': 5,
                    'background': '#8484FA',
                    'color': '#232338'
                    },
    'cozy': {'min': 5,
                    'max': 10,
                    'background': '#84BCFA',
                    'color': '#232338'
                    },
     'light_green': {'min': 10,
                    'max': 18,
                    'background': '#278346',
                    'color': '#232338'
                    },
      'yellow' : {'min': 18,
                    'max': 25,
                    'background': '#DFD126',
                    'color': '#232338'
                    },
      'orange' : {'min': 25,
                    'max': 32,
                    'background': '#DF8C26',
                    'color': '#232338'
                    },
       'red' : {'min': 32,
                    'max': 100,
                    'background': '#DF8C26',
                    'color': '#232338'
                    }                               
    };
    
x=10
y=10
screen.fill(pygame.Color('#FFF6F6'))
ptext.draw("hello world", (5, size[1]-5), color="black", gcolor="green", angle=90)
pygame.display.flip()

print('entering main loop')

o_app_id = config.get('openweathermap', 'app_id')
o_city_id = config.get('openweathermap', 'city_id')

while not done:

    if temperature_timer == 0:
        try:
            #print('trying to get temp data')
            r = requests.get("http://api.openweathermap.org/data/2.5/weather?id=%s&appid=%s&units=metric" % (o_city_id, o_app_id), headers={'Content-type': 'application/json'})
            data = json.loads(r.text)
            print("received: " + json.dumps(data))
            temperature = float(data['main']['temp'])
            
            x = random.randint(5,size[0]-12)
            y = random.randint(25,size[1]-25)
            
            background = '#000000'
            color = '#ffffff'
            for color_item in colors:
                #print("{} {}".format(color_item,colors[color_item]['color'])) 
                if colors[color_item]['min'] < temperature and colors[color_item]['max'] >= temperature:
                    background = colors[color_item]['background']
                    color = colors[color_item]['color']
        except Exception as e:
            print("Exception " + str(e))
            print('Error: {}'.format(sys.exc_info()[0]))
            x=10
            y=10
            
    temperature_timer += 1
    if temperature_timer == 120:
        temperature_timer = 0
    
    #screen.fill(pygame.Color('#F6F4C1'))
    screen.fill(pygame.Color('#FFF6F6'))

    #ptext.draw(''.join(random.choice(string.ascii_uppercase + string.digits + ' ') for _ in range(42)), (10, 10), sysfontname="freesans",bold=True, fontsize=18, surf=screen, align="left",widthem=12)
    try:
        ptext.draw(" %s°C " % (round(temperature,1)), center=(x, y), sysfontname="dejavusans",bold=True, fontsize=30, surf=screen, align="center", color=color, background=background, angle=90)
    except:
        #print("color: " + color)
        print("something went wrong " + str(temperature))
        pass
    ptext.draw("%s" % (beats.now()), center=(size[0]-12,size[1]/2), sysfontname="dejavusans", fontsize=26, surf=screen, align="center", color='#000000',angle=90)
    pygame.display.flip()
    #clock.tick(15)
    time.sleep(1)