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Fix images longer than a page being rendered on multiple pages instead of being rescaled

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Apparently in newer blink engines bounding rect height is set to viewport
height for images even if they stretch over multiple columns.
This commit is contained in:
Kovid Goyal 2019-09-16 10:36:29 +05:30
parent 599d3dbddc
commit 2ca39a8066
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1 changed files with 5 additions and 10 deletions
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15
src/pyj/read_book/paged_mode.pyj
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@ -75,8 +75,8 @@ def fit_images():
# Ensure no images are wider than the available width in a column. Note
# that this method use getBoundingClientRect() which means it will
# force a relayout if the render tree is dirty.
images = []
vimages = []
images = v'[]'
vimages = v'[]'
img_tags = document.getElementsByTagName('img')
bounding_rects = v'[]'
for img_tag in img_tags:
@ -96,9 +96,9 @@ def fit_images():
width = br.right - br.left
rright = rleft + width
if previously_limited or rright > col_width:
images.push([img, col_width - rleft])
images.push(v'[img, col_width - rleft]')
previously_limited = get_elem_data(img, 'height-limited', False)
if previously_limited or br.height > maxh:
if previously_limited or br.height > maxh or (br.height is maxh and br.width > col_width):
vimages.push(img)
if previously_limited:
set_css(img, break_before='auto', display=data.display)
@ -110,12 +110,7 @@ def fit_images():
for img_tag in vimages:
data = get_elem_data(img_tag, 'img-data', None)
set_css(img_tag, break_before='always', max_height=maxh+'px')
if data.height > maxh:
# This is needed to force the image onto a new page, without
# it, the webkit algorithm may still decide to split the image
# by keeping it part of its parent block
img.style.setProperty('display', 'block')
set_css(img_tag, break_before='always', max_height='100vh')
set_elem_data(img, 'height-limited', True)