Port fix for 1667357 to the new viewer code

This commit is contained in:
Kovid Goyal 2017-02-23 23:34:55 +05:30
parent 90d587905d
commit 8867ca68fc

View File

@ -126,6 +126,13 @@ def layout(is_single_page):
# cover, if so we treat it specially.
single_screen = (document.body.scrollHeight < window.innerHeight + 75)
first_layout = True
has_svg = document.getElementsByTagName('svg').length > 0
imgs = document.getElementsByTagName('img')
only_img = imgs.length is 1 and document.getElementsByTagName('div').length < 3 and document.getElementsByTagName('p').length < 2
if only_img and window.getComputedStyle(imgs[0]).zIndex < 0:
# Needed for some stupidly coded fixed layout EPUB comics, see for
# instance: https://bugs.launchpad.net/calibre/+bug/1667357
imgs[0].style.zIndex = '0'
if not single_screen and cps > 1:
num = cps - 1
elems = document.querySelectorAll('body > *')
@ -182,8 +189,6 @@ def layout(is_single_page):
# width 100% are wider than body and lead to a blank page after the
# current page (when cols_per_screen == 1). Similarly img elements
# with height=100% overflow the first column
has_svg = document.getElementsByTagName('svg').length > 0
only_img = document.getElementsByTagName('img').length is 1 and document.getElementsByTagName('div').length < 3 and document.getElementsByTagName('p').length < 2
is_full_screen_layout = (only_img or has_svg) and single_screen and (document.body.scrollWidth < 2*ww + 10)
if is_single_page:
is_full_screen_layout = True