diff options
Diffstat (limited to 'lib/marker.py')
| -rw-r--r-- | lib/marker.py | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/marker.py b/lib/marker.py index 9765fbfb..a2b0965a 100644 --- a/lib/marker.py +++ b/lib/marker.py @@ -15,7 +15,10 @@ from .utils import cache, get_bundled_dir MARKER = ['anchor-line', 'pattern', 'guide-line'] +@cache def ensure_marker(svg, marker): + """Make sure a marker symbol is defined in the svg""" + marker_path = ".//*[@id='inkstitch-%s-marker']" % marker if svg.defs.find(marker_path) is None: marker = deepcopy(_marker_svg().defs.find(marker_path)) @@ -23,6 +26,18 @@ def ensure_marker(svg, marker): svg.defs.append(marker) +def ensure_marker_symbols(group): + """Make sure all marker symbols of an svg group is defined in the svg""" + + for marker in MARKER: + xpath = ".//*[contains(@style, 'marker-start:url(#inkstitch-%s-marker')]" % marker + marked_elements = group.xpath(xpath, namespaces=NSS) + if marked_elements: + ensure_marker(group.getroottree().getroot(), marker) + for element in marked_elements: + element.style['marker-start'] = "url(#inkstitch-%s-marker)" % marker + + @cache def _marker_svg(): marker_path = path.join(get_bundled_dir("symbols"), "marker.svg") |