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Clean weasy/layout/markers

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This commit is contained in:
Guillaume Ayoub 2011-08-24 10:52:45 +02:00
parent 1ec992f039
commit cf3f240ff2
1 changed files with 7 additions and 6 deletions
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13
weasy/layout/markers.py
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@ -18,17 +18,18 @@
"""
Functions laying out the markers.
"""
from .percentages import resolve_percentages
from .. import text
from ..text import TextFragment
from ..css.values import get_single_keyword, get_single_pixel_value
from ..formatting_structure import boxes
def list_marker_layout(box):
"""Lay out the list markers of ``box``."""
# List markers can be either 'inside' or 'outside'.
# Inside markers are layed out just like normal inline content, but
# outside markers need specific layout.
@ -38,7 +39,7 @@ def list_marker_layout(box):
if marker:
resolve_percentages(marker)
if isinstance(marker, boxes.TextBox):
text_fragment = text.TextFragment.from_textbox(marker)
text_fragment = TextFragment.from_textbox(marker)
marker.width, marker.height = text_fragment.get_size()
else:
# Image marker
@ -63,7 +64,7 @@ def list_marker_layout(box):
def image_marker_layout(box):
"""Create the layout for an :class:`boxes.ImageMarkerBox` object.
"""Layout the :class:`boxes.ImageMarkerBox` ``box``.
:class:`boxes.ImageMarkerBox` objects are :class:`boxes.ReplacedBox`
objects, but their used size is computed differently.
@ -74,10 +75,10 @@ def image_marker_layout(box):
def list_style_image_size(marker_box):
"""
Return the used (width, height) for an image in `list-style-image`.
"""Return the used ``width, height`` for an image in ``list-style-image``.
See http://www.w3.org/TR/CSS21/generate.html#propdef-list-style-image
"""
image = marker_box.replacement
width = image.intrinsic_width()