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Implement #6724 (Add series info to "Generate cover")

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This commit is contained in:
Kovid Goyal 2010-09-08 13:04:14 -06:00
parent 965413b392
commit f8541561f7
4 changed files with 29 additions and 11 deletions
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8
src/calibre/ebooks/__init__.py
View File

@ -138,3 +138,11 @@ def check_ebook_format(stream, current_guess):
stream.seek(0)
return ans
def calibre_cover(title, author_string, series_string=None,
output_format='jpg', title_size=46, author_size=36):
from calibre.utils.magick.draw import create_cover_page, TextLine
lines = [TextLine(title, title_size), TextLine(author_string, author_size)]
if series_string:
lines.append(TextLine(series_string, author_size))
return create_cover_page(lines, I('library.png'), output_format='jpg')

13
src/calibre/ebooks/oeb/transforms/cover.py
View File

@ -89,19 +89,22 @@ class CoverManager(object):
'''
Create a generic cover for books that dont have a cover
'''
from calibre.ebooks.metadata import authors_to_string
from calibre.ebooks.metadata import authors_to_string, fmt_sidx
if self.no_default_cover:
return None
self.log('Generating default cover')
m = self.oeb.metadata
title = unicode(m.title[0])
authors = [unicode(x) for x in m.creator if x.role == 'aut']
series_string = None
if m.series and m.series_index:
series_string = _('Book %s of %s')%(
fmt_sidx(m.series_index[0], use_roman=True), m.series[0])
try:
from calibre.utils.magick.draw import create_cover_page, TextLine
lines = [TextLine(title, 44), TextLine(authors_to_string(authors),
32)]
img_data = create_cover_page(lines, I('library.png'))
from calibre.ebooks import calibre_cover
img_data = calibre_cover(title, authors_to_string(authors),
series_string=series_string)
id, href = self.oeb.manifest.generate('cover_image',
'cover_image.jpg')
item = self.oeb.manifest.add(id, href, guess_type('t.jpg')[0],

14
src/calibre/gui2/dialogs/metadata_single.py
View File

@ -144,15 +144,23 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.cover_data = cover
def generate_cover(self, *args):
from calibre.utils.magick.draw import create_cover_page, TextLine
from calibre.ebooks import calibre_cover
from calibre.ebooks.metadata import fmt_sidx
from calibre.gui2 import config
title = unicode(self.title.text()).strip()
author = unicode(self.authors.text()).strip()
if not title or not author:
return error_dialog(self, _('Specify title and author'),
_('You must specify a title and author before generating '
'a cover'), show=True)
lines = [TextLine(title, 44), TextLine(author, 32)]
self.cover_data = create_cover_page(lines, I('library.png'))
series = unicode(self.series.text()).strip()
series_string = None
if series:
series_string = _('Book %s of %s')%(
fmt_sidx(self.series_index.value(),
use_roman=config['use_roman_numerals_for_series_number']), series)
self.cover_data = calibre_cover(title, author,
series_string=series_string)
pix = QPixmap()
pix.loadFromData(self.cover_data)
self.cover.setPixmap(pix)

5
src/calibre/web/feeds/news.py
View File

@ -1018,12 +1018,11 @@ class BasicNewsRecipe(Recipe):
Create a generic cover for recipes that dont have a cover
'''
try:
from calibre.utils.magick.draw import create_cover_page, TextLine
from calibre.ebooks import calibre_cover
title = self.title if isinstance(self.title, unicode) else \
self.title.decode(preferred_encoding, 'replace')
date = strftime(self.timefmt)
lines = [TextLine(title, 44), TextLine(date, 32)]
img_data = create_cover_page(lines, I('library.png'), output_format='jpg')
img_data = calibre_cover(title, date)
cover_file.write(img_data)
cover_file.flush()
except: