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When sending books without a cover to the device, generate a cover with book metadata instead of using the blank book icon

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Kovid Goyal 2015-11-18 01:03:37 +05:30
parent 95471f746a
commit 33b165bfce
1 changed files with 8 additions and 4 deletions
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12
src/calibre/gui2/device.py
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@ -16,6 +16,7 @@ from calibre.customize.ui import (available_input_formats, available_output_form
from calibre.devices.interface import DevicePlugin, currently_connected_device
from calibre.devices.errors import (UserFeedback, OpenFeedback, OpenFailed,
InitialConnectionError)
from calibre.ebooks.covers import cprefs, override_prefs, scale_cover, generate_cover
from calibre.gui2.dialogs.choose_format_device import ChooseFormatDeviceDialog
from calibre.utils.ipc.job import BaseJob
from calibre.devices.scanner import DeviceScanner
@ -925,8 +926,9 @@ class DeviceMixin(object): # {{{
)
def set_default_thumbnail(self, height):
img = I('book.png', data=True)
self.default_thumbnail = scale_image(img, height, height, preserve_aspect_ratio=False)
ratio = height / float(cprefs['cover_height'])
self.default_thumbnail_prefs = prefs = override_prefs(cprefs)
scale_cover(prefs, ratio)
def connect_to_folder_named(self, folder):
if os.path.exists(folder) and os.path.isdir(folder):
@ -1730,9 +1732,11 @@ class DeviceMixin(object): # {{{
def update_thumbnail(self, book):
if book.cover and os.access(book.cover, os.R_OK):
book.thumbnail = self.cover_to_thumbnail(open(book.cover, 'rb').read())
with lopen(book.cover, 'rb') as f:
book.thumbnail = self.cover_to_thumbnail(f.read())
else:
book.thumbnail = self.default_thumbnail
cprefs = self.default_thumbnail_prefs
book.thumbnail = (cprefs['cover_width'], cprefs['cover_height'], generate_cover(book, prefs=cprefs))
def set_books_in_library(self, booklists, reset=False, add_as_step_to_job=None,
force_send=False, do_device_sync=True):