Files
mopidy-touchscreen/mopidy_touchscreen/main_screen.py
2014-07-17 22:08:10 +02:00

78 lines
2.5 KiB
Python

import pygame
import logging
import hashlib
import os
import urllib
import urllib2
import json
from mopidy.audio import PlaybackState
from .touch_text_manager import TouchTextManager
from .dynamic_background import DynamicBackground
logger = logging.getLogger(__name__)
margin = 10
class MainScreen():
def __init__(self,size,manager,cache):
self.size = size
self.manager = manager
self.background = DynamicBackground()
self.track = None
self.cache = cache
self.image = None
self.touch_text_manager = TouchTextManager(size)
def update(self,core):
screen = pygame.Surface(self.size)
self.background.drawBackground(screen)
if self.track!=None:
if self.image is not None:
screen.blit(self.image, (0, 0))
self.touch_text_manager.render(screen)
return screen
def track_started(self, track):
self.track = track
logger.error("hemen nago")
self.touch_text_manager.add_text_object(self.track.name,(0,0), self.size, (255.255,255))
if not self.is_image_in_cache():
self.downloadImage()
else:
self.loadImage()
def getImageFileName(self):
name = self.track.album.name
md5name = hashlib.md5(name).hexdigest()+".png"
return md5name
def getCoverFolder(self):
if(not os.path.isdir(self.cache+"/covers")):
os.makedirs(self.cache+"/covers")
return self.cache+"/covers/"
def is_image_in_cache(self):
self.getCoverFolder()
return os.path.isfile(self.cache+self.getCoverFolder()+self.getImageFileName())
def downloadImage(self):
self.imageStatus = 0
#safe_artist=urllib.quote_plus(self.track.artists)
safe_artist='clean+bandit'
safe_album=urllib.quote_plus(self.track.album.name)
url="http://ws.audioscrobbler.com/2.0/?"
params="method=album.getinfo&api_key=59a04c6a73fb99d6e8996e01db306829&artist="+safe_artist+"&album="+safe_album+"&format=json"
response = urllib2.urlopen(url+params)
data = json.load(response)
image = data['album']['image'][2]['#text']
logger.error(image)
urllib.urlretrieve(image, self.getCoverFolder()+self.getImageFileName())
self.loadImage()
def loadImage(self):
size = self.size[0]/2 - margin
self.image = pygame.transform.scale(pygame.image.load(self.getCoverFolder()+self.getImageFileName()),(size,size))