def parse_image_as_background(node, state):
"""Parses the embedded content of image node with a faint:background
attribute and sets it as the background.
"""
image_str = node.get(ns_xlink('href'))
image_type, data = parse_embedded_image_data(image_str)
assert image_type == 'png'
state.props.set_background(ifaint.bitmap_from_png_string(data))
def parse_pattern_node(node, props, state):
"""Parses a pattern element"""
node_id = node.getAttribute('id')
for child in node.childNodes:
if child.nodeName == 'image':
encoding, data = parse_embedded_image_data(
child.getAttribute("xlink:href"))
if encoding == "png":
return node_id, ifaint.Pattern(
ifaint.bitmap_from_png_string(data))
props.add_warning('Failed parsing pattern with id=%s' % node_id)
return None
def parse_pattern_node(node, state):
"""Parses a pattern element"""
# Fixme: Review, from old
node_id = node.get('id')
for child in node.childNodes:
if child.tag == ns_svg('image'):
encoding, data = parse_embedded_image_data(
child.get(ns_xlink('href')))
if encoding == "png":
return node_id, ifaint.Pattern(
ifaint.bitmap_from_png_string(data))
state.add_warning('Failed parsing pattern with id=%s' % node_id)
return None
def parse_pattern_node(node, state, id_to_etree_node):
"""Parses a pattern element"""
state = state.updated(node)
node_id = node.get('id')
if node_id is None:
# Ignore patterns without identifiers
return None
for child in node:
if child.tag == ns_svg('image'):
encoding, data = parse_embedded_image_data(
child.get(ns_xlink('href')))
if encoding == "png":
return node_id, ifaint.Pattern(
ifaint.bitmap_from_png_string(data))
state.add_warning('Failed parsing pattern with id=%s' % node_id)
return None