FabLab_Chemnitz/mightyscape-1.1-deprecated
FabLab_Chemnitz/mightyscape-1.1-deprecated
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ease up and more stable reload drawing

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This commit is contained in:
Mario Voigt 2021-11-29 12:03:36 +01:00
parent d75ec118c2
commit cdc3408a4b
1 changed files with 30 additions and 13 deletions
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41
extensions/fablabchemnitz/reload/reload.py
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@ -5,28 +5,45 @@ from lxml import etree
class Reload(inkex.EffectExtension):
'''
This extension gets the current doc path and reads it as doc
Then we clear the recent document from all items except basic stuff like root (svg:svg), defs and namedview
finally we overwrite all attributes from svg:svg, defs and namedview to the recent
'''
def effect(self):
currentDoc = self.document_path()
if currentDoc == "":
self.msg("Your document is not saved as a permanent file yet. Cannot reload.")
exit(1)
originalRoot = self.document.getroot()
originalNamedview = self.svg.namedview
originalDefs = originalRoot.find("{http://www.w3.org/2000/svg}defs")
originalRoot.clear() #drop all children and attributes from root
stream = open(self.document_path(), 'r')
p = etree.XMLParser(huge_tree=True)
doc = etree.parse(stream, parser=etree.XMLParser(huge_tree=True))
stream.close()
root = self.document.getroot()
kept = [] #required. if we delete them directly without adding new defs or namedview, inkscape will crash
for node in self.document.xpath('//*', namespaces=inkex.NSS):
if node.TAG not in ('svg', 'defs', 'namedview'):
node.delete()
elif node.TAG in ('defs', 'namedview'): #except 'svg'
kept.append(node)
children = doc.getroot().getchildren()
for child in children:
root.append(child)
for k in kept:
k.delete()
copyRoot = doc.getroot()
copyNamedview = copyRoot.find(inkex.addNS('namedview', 'sodipodi'))
copyDefs = copyRoot.find("{http://www.w3.org/2000/svg}defs")
for child in copyRoot.getchildren():
originalRoot.append(child)
#update all attributes in originalSVG
for copyAttrib in copyRoot.attrib:
originalRoot.attrib[copyAttrib] = copyRoot.attrib[copyAttrib]
#update all attributes in originalNamedview
for copyAttrib in copyNamedview.attrib:
originalNamedview.attrib[copyAttrib] = copyNamedview.attrib[copyAttrib]
#update all attributes in originalDefs
for copyAttrib in copyDefs.attrib:
originalDefs.attrib[copyAttrib] = copyDefs.attrib[copyAttrib]
if __name__ == '__main__':
Reload().run()