class BookGenre(MenuScreen):
""" Bokk genre screen """
def __init__(self, util, listeners, go_book_by_genre, genres, base_url,
voice_assistant, d):
self.util = util
self.go_book_by_genre = go_book_by_genre
self.config = util.config
self.genres_list = genres
self.base_url = base_url
self.factory = Factory(util)
MenuScreen.__init__(self, util, listeners, MENU_ROWS, MENU_COLUMNS,
voice_assistant, d, self.turn_page)
self.total_pages = math.ceil(len(genres) / PAGE_SIZE)
self.title = self.config[LABELS][KEY_CHOOSE_GENRE]
m = self.factory.create_book_genre_menu_button
self.genre_menu = MultiPageMenu(util, self.next_page,
self.previous_page, self.set_title,
self.reset_title, self.go_to_page, m,
MENU_ROWS, MENU_COLUMNS, None,
(0, 0, 0), self.menu_layout)
self.set_menu(self.genre_menu)
self.turn_page()
def turn_page(self):
""" Turn book genre page """
start = (self.current_page - 1) * PAGE_SIZE
end = self.current_page * PAGE_SIZE
page = self.genres_list[start:end]
self.genres_dict = self.factory.create_book_genre_items(
page, self.base_url)
self.genre_menu.set_items(self.genres_dict, 0, self.go_book_by_genre,
False)
self.genre_menu.align_labels(ALIGN_LEFT)
self.genre_menu.select_by_index(0)
self.genre_menu.clean_draw_update()
self.navigator.left_button.change_label(str(self.current_page - 1))
self.navigator.right_button.change_label(
str(self.total_pages - self.current_page))
self.set_title(self.current_page)
def add_screen_observers(self, update_observer, redraw_observer):
""" Add screen observers
:param update_observer: observer for updating the screen
:param redraw_observer: observer to redraw the whole screen
"""
self.navigator.add_observers(update_observer, redraw_observer)
self.genre_menu.add_menu_observers(update_observer,
redraw_observer,
release=False)
class BookGenre(MenuScreen):
""" Bokk genre screen """
def __init__(self, util, listeners, go_book_by_genre, genres, base_url,
voice_assistant, d):
self.util = util
self.go_book_by_genre = go_book_by_genre
self.config = util.config
self.genres_list = genres
self.base_url = base_url
self.factory = Factory(util)
MenuScreen.__init__(self, util, listeners, MENU_ROWS, MENU_COLUMNS,
voice_assistant, d, self.turn_page)
self.total_pages = math.ceil(len(genres) / PAGE_SIZE)
self.title = self.config[LABELS][KEY_CHOOSE_GENRE]
m = self.create_book_genre_menu_button
font_size = int(((self.menu_layout.h / MENU_ROWS) / 100) *
self.config[FONT_HEIGHT_PERCENT])
self.genre_menu = MultiPageMenu(util,
self.next_page,
self.previous_page,
self.set_title,
self.reset_title,
self.go_to_page,
m,
MENU_ROWS,
MENU_COLUMNS,
None, (0, 0, 0, 0),
self.menu_layout,
font_size=font_size)
self.set_menu(self.genre_menu)
self.navigator = BookNavigator(util, self.layout.BOTTOM, listeners,
d[4])
self.add_component(self.navigator)
self.turn_page()
def create_book_genre_menu_button(self,
s,
constr,
action,
show_img=True,
show_label=True):
""" Create Genre Menu button
:param s: button state
:param constr: bounding box
:param action: button event listener
:param show_img: True - show image, False - don't show image
:param show_label: True - show label, False - don't show label
:return: genre menu button
"""
s.bounding_box = constr
s.img_x = None
s.img_y = None
s.auto_update = True
s.show_bgr = True
s.show_img = show_img
s.show_label = show_label
s.text_color_normal = self.config[COLORS][COLOR_BRIGHT]
s.text_color_selected = self.config[COLORS][COLOR_CONTRAST]
s.text_color_disabled = self.config[COLORS][COLOR_MEDIUM]
s.text_color_current = s.text_color_normal
s.label_text_height = 35
s.bgr = self.config[BACKGROUND][MENU_BGR_COLOR]
button = Button(self.util, s)
button.add_release_listener(action)
return button
def turn_page(self):
""" Turn book genre page """
start = (self.current_page - 1) * PAGE_SIZE
end = self.current_page * PAGE_SIZE
page = self.genres_list[start:end]
self.genres_dict = self.factory.create_book_genre_items(
page, self.base_url)
self.genre_menu.set_items(self.genres_dict, 0, self.go_book_by_genre,
False)
self.genre_menu.align_content(ALIGN_LEFT)
for b in self.genre_menu.buttons.values():
b.parent_screen = self
self.genre_menu.select_by_index(0)
self.genre_menu.clean_draw_update()
self.navigator.left_button.change_label(str(self.current_page - 1))
self.navigator.right_button.change_label(
str(self.total_pages - self.current_page))
self.set_title(self.current_page)
def add_screen_observers(self, update_observer, redraw_observer):
""" Add screen observers
:param update_observer: observer for updating the screen
:param redraw_observer: observer to redraw the whole screen
"""
self.navigator.add_observers(update_observer, redraw_observer)
self.genre_menu.add_menu_observers(update_observer,
redraw_observer,
release=False)
