Files
mopidy-touchscreen/mopidy_touchscreen/screen_manager.py
2015-01-14 16:36:54 +01:00

207 lines
7.7 KiB
Python

import logging
import traceback
import pygame
from pkg_resources import Requirement, resource_filename
from .search_screen import SearchScreen
from .library_screen import LibraryScreen
from .main_screen import MainScreen
from .menu_screen import MenuScreen
from .playlist_screen import PlaylistScreen
from .screen_objects import ScreenObjectsManager, \
TouchAndTextItem
from .input_manager import InputManager
from .tracklist import Tracklist
from .dynamic_background import DynamicBackground
logger = logging.getLogger(__name__)
search_index = 0
main_screen_index = 1
tracklist_index = 2
library_index = 3
playlist_index = 4
menu_index = 5
class ScreenManager():
def __init__(self, size, core, cache):
self.core = core
self.cache = cache
self.fonts = {}
self.background = DynamicBackground()
self.current_screen = library_index
self.init_manager(size)
def init_manager(self, size):
self.size = size
self.base_size = self.size[1] / 8
font = resource_filename(
Requirement.parse("mopidy-touchscreen"),
"mopidy_touchscreen/icomoon.ttf")
self.fonts['base'] = pygame.font.SysFont("verdana",
self.base_size)
self.fonts['icon'] = pygame.font.Font(font, self.base_size)
try:
self.screens = [
SearchScreen(size, self.base_size, self, self.fonts),
MainScreen(size, self.base_size, self, self.fonts, self.cache, self.core, self.background),
Tracklist(size, self.base_size, self, self.fonts),
LibraryScreen(size, self.base_size, self, self.fonts),
PlaylistScreen(size, self.base_size, self, self.fonts),
MenuScreen(size, self.base_size, self, self.fonts)]
except:
traceback.print_exc()
self.track = None
self.input_manager = InputManager(size)
self.down_bar_objects = ScreenObjectsManager()
self.screen_changed = True
# Menu buttons
button_size = (self.size[0] / 6, self.base_size)
# Search button
button = TouchAndTextItem(self.fonts['icon'], u" \ue986",
(0, self.base_size * 7),
button_size, center=True)
self.down_bar_objects.set_touch_object("menu_0", button)
x = button.get_right_pos()
# Main button
button = TouchAndTextItem(self.fonts['icon'], u" \ue600",
(x, self.base_size * 7),
button_size, center=True)
self.down_bar_objects.set_touch_object("menu_1", button)
x = button.get_right_pos()
# Tracklist button
button = TouchAndTextItem(self.fonts['icon'], u" \ue60d",
(x, self.base_size * 7),
button_size, center=True)
self.down_bar_objects.set_touch_object("menu_2", button)
x = button.get_right_pos()
# Library button
button = TouchAndTextItem(self.fonts['icon'], u" \ue604",
(x, self.base_size * 7),
button_size, center=True)
self.down_bar_objects.set_touch_object("menu_3", button)
x = button.get_right_pos()
# Playlist button
button = TouchAndTextItem(self.fonts['icon'], u" \ue605",
(x, self.base_size * 7),
button_size, center=True)
self.down_bar_objects.set_touch_object("menu_4", button)
x = button.get_right_pos()
# Menu button
button = TouchAndTextItem(self.fonts['icon'], u" \ue60a",
(x, self.base_size * 7), button_size, center=True)
self.down_bar_objects.set_touch_object("menu_5", button)
# Down bar Solid
self.down_bar_solid = pygame.Surface(
(self.size[0], self.size[1] - self.base_size * 7))
# Down bar
self.down_bar = pygame.Surface(
(self.size[0], self.size[1] - self.base_size * 7), pygame.SRCALPHA)
self.down_bar.fill((0,0,0,200))
self.options_changed()
self.mute_changed(self.core.playback.mute.get())
self.playback_state_changed(self.core.playback.state.get(),
self.core.playback.state.get())
self.screens[menu_index].check_connection()
self.change_screen(self.current_screen)
def update(self):
surface = pygame.Surface(self.size)
self.background.draw_background([surface, self.down_bar_solid])
self.screens[self.current_screen].update(surface,
self.screen_changed)
surface.blit(self.down_bar_solid, (0, self.base_size * 7))
surface.blit(self.down_bar, (0, self.base_size * 7))
self.down_bar_objects.render(surface)
self.screen_changed = False
return surface
def track_started(self, track):
self.track = track
self.screens[main_screen_index].track_started(track.track)
self.screens[tracklist_index].track_started(track)
def track_playback_ended(self, tl_track, time_position):
self.screens[main_screen_index].track_playback_ended(tl_track, time_position)
def event(self, event):
event = self.input_manager.event(event)
if event is not None:
if not self.manage_event(event):
self.screens[self.current_screen].touch_event(event)
def manage_event(self, event):
if event.type == InputManager.click:
objects = self.down_bar_objects.get_touch_objects_in_pos(event.current_pos)
return self.click_on_objects(objects, event)
else:
if event.type == InputManager.key:
if event.direction == InputManager.right:
self.change_screen(self.current_screen+1)
return True
elif event.direction == InputManager.left:
self.change_screen(self.current_screen-1)
return True
return False
def volume_changed(self, volume):
self.screens[main_screen_index].volume_changed(volume)
def playback_state_changed(self, old_state, new_state):
self.screens[main_screen_index].playback_state_changed(old_state, new_state)
def mute_changed(self, mute):
self.screens[main_screen_index].mute_changed(mute)
def tracklist_changed(self):
self.screens[tracklist_index].tracklist_changed()
def options_changed(self):
self.screens[main_screen_index].options_changed()
def change_screen(self, new_screen):
if new_screen > -1 and new_screen < len(self.screens):
self.down_bar_objects.get_touch_object(
"menu_" + str(self.current_screen)).set_active(False)
self.current_screen = new_screen
self.down_bar_objects.get_touch_object(
"menu_" + str(new_screen)).set_active(True)
def click_on_objects(self, objects, event):
if objects is not None:
for key in objects:
if key[:-1] == "menu_":
self.change_screen(int(key[-1:]))
return True
return False
def playlists_loaded(self):
self.screens[playlist_index].playlists_loaded()
def set_connection(self, connection, loading):
self.screens[main_screen_index].set_connection(connection, loading)
def check_connection(self):
self.screens[menu_index].check_connection()
def search(self, query, mode):
self.screens[search_index].search(query, mode)
def resize(self, event):
self.init_manager(event.size)