import pygame import logging import hashlib import time import os from threading import Thread import urllib import urllib2 import json from mopidy.audio import PlaybackState from .touch_manager import TouchManager from .screen_objects import * logger = logging.getLogger(__name__) class MainScreen(): def __init__(self, size, manager, cache, core, fonts): self.core = core self.size = size self.base_size = self.size[1]/8 self.fonts = fonts self.manager = manager self.track = None self.cache = cache self.image = None self.touch_text_manager = ScreenObjectsManager() def update(self, screen): if self.track is not None: if self.image is not None: screen.blit(self.image, (self.base_size/2, self.base_size + self.base_size/2)) self.touch_text_manager.get_touch_object("time_progress").set_value(self.core.playback.time_position.get()/1000) self.touch_text_manager.get_touch_object("time_progress").set_text(time.strftime('%M:%S', time.gmtime(self.core.playback.time_position.get()/1000))+"/"+time.strftime('%M:%S', time.gmtime(self.track.length/1000))) self.touch_text_manager.render(screen) return screen def track_started(self, track): self.image = None x = self.base_size * 5 width = self.size[0]-self.base_size / 2-x #Track name label = TextItem(self.fonts['base'],track.name,(x,self.base_size*2), (width,self.size[1])) self.touch_text_manager.set_object("track_name", label) #Album name label = TextItem(self.fonts['base'],track.album.name,(x,self.base_size*3), (width,self.size[1])) self.touch_text_manager.set_object("album_name",label) #Artist label = TextItem(self.fonts['base'],self.getFirstArtist(track),(x,self.base_size*4), (width,self.size[1])) self.touch_text_manager.set_object("artist_name",label) #Previous track button button = TouchAndTextItem(self.fonts['icon'], u"\ue61c", (0, self.base_size * 6), None) self.touch_text_manager.set_touch_object("previous", button) size_1 = button.get_right_pos() size_2 = self.fonts['icon'].size(u"\ue61d")[0] button = TouchAndTextItem(self.fonts['icon'], u"\ue61d", (self.size[0] - size_2, self.base_size * 6), None) self.touch_text_manager.set_touch_object("next", button) #Progress progress = Progressbar(self.fonts['base'],time.strftime('%M:%S', time.gmtime(0))+"/"+time.strftime('%M:%S', time.gmtime(0)),(size_1, self.base_size*6), (self.size[0] - size_1- size_2,self.base_size),track.length/1000, False) self.touch_text_manager.set_touch_object("time_progress", progress) self.track = track if not self.is_image_in_cache(): thread = Thread(target=self.downloadImage()) thread.start() else: self.loadImage() def getFirstArtist(self,track): if track is None: artist = next(iter(self.track.artists)).name else: artist = next(iter(track.artists)).name return artist def getImageFileName(self): name = self.track.album.name + '-' + self.getFirstArtist(None) md5name = hashlib.md5(name).hexdigest() 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.getCoverFolder()+self.getImageFileName()) def downloadImage(self): try: safe_artist=urllib.quote_plus(self.getFirstArtist(self.track)) 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'][-1]['#text'] urllib.urlretrieve(image, self.getCoverFolder()+self.getImageFileName()) self.loadImage() except: logger.warning("Cover could not be downloaded") logger.error(self.track.name) width = self.size[0] -self.base_size current = TextItem(self.fonts['base'],self.track.name,(self.base_size/2,self.base_size*2),(width, self.base_size)) self.touch_text_manager.set_object("track_name", current) current = TextItem(self.fonts['base'],self.track.album.name,(self.base_size/2,self.base_size*3),(width, self.base_size)) self.touch_text_manager.set_object("album_name", current) current = TextItem(self.fonts['base'],self.getFirstArtist(self.track),(self.base_size/2,self.base_size*4),(width, self.base_size)) self.touch_text_manager.set_object("artist_name", current) def loadImage(self): size = self.base_size * 4 self.image = pygame.transform.scale(pygame.image.load(self.getCoverFolder()+self.getImageFileName()).convert(),(size,size)) def touch_event(self, event): if event.type == TouchManager.click: objects = self.touch_text_manager.get_touch_objects_in_pos(event.current_pos) if objects is not None: for key in objects: if key == "time_progress": value = self.touch_text_manager.get_touch_object(key).get_pos_value(event.current_pos) * 1000 self.core.playback.seek(value) elif key == "previous": self.core.playback.previous() elif key == "next": self.core.playback.next() elif event.type == TouchManager.swipe: if event.direction == TouchManager.left: self.core.playback.next() elif event.direction == TouchManager.right: self.core.playback.previous() elif event.direction == TouchManager.up: volume = self.core.playback.volume.get() + 10 if volume > 100: volume = 100 self.manager.backend.tell({'action':'volume','value':volume}) self.manager.volume_changed(volume) elif event.direction == TouchManager.down: volume = self.core.playback.volume.get() - 10 if volume < 0: volume = 0 self.manager.backend.tell({'action':'volume','value':volume}) self.manager.volume_changed(volume)