- working to add virtual units to SVG parser
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@ -11,6 +11,7 @@ CHANGELOG for FlatCAM beta
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- fixed an error in importing SVG that has a single line
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- updated the POT file and the PO/MO files for Turkish language
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- working to add virtual units to SVG parser
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20.09.2020
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@ -58,6 +58,21 @@ def svgparselength(lengthstr):
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return
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def svgparse_viewbox(root):
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val = root.get('viewBox')
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if val is None:
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return 1.0
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res = [float(x) for x in val.split()] or [float(x) for x in val.split(',')]
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w = svgparselength(root.get('width'))[0]
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# h = svgparselength(root.get('height'))[0]
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v_w = res[2]
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# v_h = res[3]
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return w / v_w
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def path2shapely(path, object_type, res=1.0, units='MM'):
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"""
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Converts an svg.path.Path into a Shapely
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@ -369,57 +384,58 @@ def getsvggeo(node, object_type, root=None, units='MM', res=64):
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subgeo = getsvggeo(child, object_type, root=root, units=units, res=res)
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if subgeo is not None:
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geo += subgeo
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# Parse
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elif kind == 'path':
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log.debug("***PATH***")
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P = parse_path(node.get('d'))
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P = path2shapely(P, object_type, units=units)
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# for path, the resulting geometry is already a list so no need to create a new one
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geo = P
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elif kind == 'rect':
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log.debug("***RECT***")
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R = svgrect2shapely(node, n_points=res)
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geo = [R]
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elif kind == 'circle':
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log.debug("***CIRCLE***")
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C = svgcircle2shapely(node, n_points=res)
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geo = [C]
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elif kind == 'ellipse':
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log.debug("***ELLIPSE***")
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E = svgellipse2shapely(node, n_points=res)
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geo = [E]
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elif kind == 'polygon':
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log.debug("***POLYGON***")
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poly = svgpolygon2shapely(node, n_points=res)
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geo = [poly]
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elif kind == 'line':
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log.debug("***LINE***")
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line = svgline2shapely(node)
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geo = [line]
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elif kind == 'polyline':
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log.debug("***POLYLINE***")
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pline = svgpolyline2shapely(node)
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geo = [pline]
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elif kind == 'use':
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log.debug('***USE***')
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# href= is the preferred name for this[1], but inkscape still generates xlink:href=.
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# [1] https://developer.mozilla.org/en-US/docs/Web/SVG/Element/use#Attributes
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href = node.attrib['href'] if 'href' in node.attrib else node.attrib['{http://www.w3.org/1999/xlink}href']
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ref = root.find(".//*[@id='%s']" % href.replace('#', ''))
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if ref is not None:
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geo = getsvggeo(ref, object_type, root=root, units=units, res=res)
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else:
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log.warning("Unknown kind: " + kind)
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geo = None
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factor = svgparse_viewbox(node)
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# Parse
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if kind == 'path':
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log.debug("***PATH***")
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P = parse_path(node.get('d'))
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P = path2shapely(P, object_type, units=units)
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# for path, the resulting geometry is already a list so no need to create a new one
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geo = P
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elif kind == 'rect':
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log.debug("***RECT***")
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R = svgrect2shapely(node, n_points=res)
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geo = [R]
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elif kind == 'circle':
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log.debug("***CIRCLE***")
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C = svgcircle2shapely(node, n_points=res)
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geo = [C]
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elif kind == 'ellipse':
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log.debug("***ELLIPSE***")
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E = svgellipse2shapely(node, n_points=res)
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geo = [E]
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elif kind == 'polygon':
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log.debug("***POLYGON***")
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poly = svgpolygon2shapely(node, n_points=res)
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geo = [poly]
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elif kind == 'line':
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log.debug("***LINE***")
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line = svgline2shapely(node)
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geo = [line]
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elif kind == 'polyline':
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log.debug("***POLYLINE***")
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pline = svgpolyline2shapely(node)
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geo = [pline]
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elif kind == 'use':
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log.debug('***USE***')
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# href= is the preferred name for this[1], but inkscape still generates xlink:href=.
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# [1] https://developer.mozilla.org/en-US/docs/Web/SVG/Element/use#Attributes
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href = node.attrib['href'] if 'href' in node.attrib else node.attrib['{http://www.w3.org/1999/xlink}href']
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ref = root.find(".//*[@id='%s']" % href.replace('#', ''))
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if ref is not None:
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geo = getsvggeo(ref, object_type, root=root, units=units, res=res)
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else:
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log.warning("Unknown kind: " + kind)
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geo = None
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# ignore transformation for unknown kind
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if geo is not None:
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