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Fix trailing spaces with RTL lines

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This commit is contained in:
Guillaume Ayoub 2021-01-24 20:39:06 +01:00
parent 81f3abd9b8
commit 4ce69dd06e
1 changed files with 13 additions and 4 deletions
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17
weasyprint/layout/inlines.py
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@ -290,7 +290,8 @@ def skip_first_whitespace(box, skip_stack):
def remove_last_whitespace(context, box):
"""Remove in place space characters at the end of a line.
This also reduces the width of the inline parents of the modified text.
This also reduces the width and position of the inline parents of the
modified text.
"""
ancestors = []
@ -312,10 +313,11 @@ def remove_last_whitespace(context, box):
assert resume is None
space_width = box.width - new_box.width
box.width = new_box.width
# RTL line, the trailing space is at the left of the box. We have to
# translate the box to align the stripped text with the right edge of
# the box.
if new_box.pango_layout.first_line_direction % 2:
# RTL line, the trailing space is at the left of the box. We have
# to translate the box to align the stripped text with the right
# edge of the box.
box.position_x -= space_width
for ancestor in ancestors:
ancestor.position_x -= space_width
@ -324,6 +326,13 @@ def remove_last_whitespace(context, box):
box.width = 0
box.text = ''
# RTL line, the textbox with a trailing space is now empty at the left
# of the line. We have to translate the line to align it with the right
# edge of the box.
line = ancestors[0]
if line.style['direction'] == 'rtl':
line.translate(dx=-space_width, ignore_floats=True)
for ancestor in ancestors:
ancestor.width -= space_width