116 lines
3.9 KiB
Python
116 lines
3.9 KiB
Python
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#!/usr/bin/env python2
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#
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# License: GPL2
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# Copyright Mark "Klowner" Riedesel
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# https://github.com/Klowner/inkscape-applytransforms
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#
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import sys
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sys.path.append('/usr/share/inkscape/extensions')
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import inkex
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import cubicsuperpath
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import math
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import simplestyle
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from simpletransform import composeTransform, fuseTransform, parseTransform, applyTransformToPath, applyTransformToPoint, formatTransform
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class ApplyTransform(inkex.Effect):
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def __init__(self):
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inkex.Effect.__init__(self)
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def effect(self):
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self.getselected()
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if self.selected:
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for id, shape in self.selected.items():
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self.recursiveFuseTransform(shape, parseTransform(None))
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else:
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self.recursiveFuseTransform(self.document.getroot(), parseTransform(None))
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@staticmethod
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def objectToPath(node):
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if node.tag == inkex.addNS('g', 'svg'):
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return node
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if node.tag == inkex.addNS('path', 'svg') or node.tag == 'path':
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for attName in node.attrib.keys():
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if ("sodipodi" in attName) or ("inkscape" in attName):
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del node.attrib[attName]
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return node
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return node
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def scaleStrokeWidth(self, node, transf):
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if 'style' in node.attrib:
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style = node.attrib.get('style')
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style = simplestyle.parseStyle(style)
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update = False
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if 'stroke-width' in style:
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try:
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stroke_width = self.unittouu(style.get('stroke-width').strip())
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# pixelsnap ext assumes scaling is similar in x and y
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# and uses the x scale...
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# let's try to be a bit smarter
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# the least terrible option is using the geometric mean
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stroke_width *= math.sqrt(transf[0][0] * transf[1][1])
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style['stroke-width'] = str(stroke_width)
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update = True
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except AttributeError:
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pass
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if update:
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style = simplestyle.formatStyle(style)
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node.attrib['style'] = style
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def recursiveFuseTransform(self, node, transf=[[1.0, 0.0, 0.0], [0.0, 1.0, 0.0]]):
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transf = composeTransform(transf, parseTransform(node.get("transform", None)))
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if 'transform' in node.attrib:
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del node.attrib['transform']
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node = ApplyTransform.objectToPath(node)
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if 'd' in node.attrib:
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d = node.get('d')
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p = cubicsuperpath.parsePath(d)
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applyTransformToPath(transf, p)
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node.set('d', cubicsuperpath.formatPath(p))
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self.scaleStrokeWidth(node, transf)
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elif node.tag in [inkex.addNS('polygon', 'svg'),
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inkex.addNS('polyline', 'svg')]:
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points = node.get('points')
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points = points.strip().split(' ')
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for k,p in enumerate(points):
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if ',' in p:
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p = p.split(',')
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p = [float(p[0]),float(p[1])]
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applyTransformToPoint(transf, p)
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p = [str(p[0]),str(p[1])]
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p = ','.join(p)
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points[k] = p
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points = ' '.join(points)
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node.set('points', points)
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self.scaleStrokeWidth(node, transf)
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elif node.tag in [inkex.addNS('rect', 'svg'),
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inkex.addNS('text', 'svg'),
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inkex.addNS('image', 'svg'),
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inkex.addNS('use', 'svg'),
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inkex.addNS('circle', 'svg')]:
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node.set('transform', formatTransform(transf))
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else:
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# e.g. <g style="...">
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self.scaleStrokeWidth(node, transf)
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for child in node.getchildren():
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self.recursiveFuseTransform(child, transf)
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if __name__ == '__main__':
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e = ApplyTransform()
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e.affect()
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