50 lines
2.5 KiB
Python
50 lines
2.5 KiB
Python
#!/usr/bin/env python3
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import inkex
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import math
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from lxml import etree
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class DrawBBoxes(inkex.EffectExtension):
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def __init__(self):
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inkex.Effect.__init__(self)
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self.arg_parser.add_argument('--offset', type=float, default=0.0, help='Offset from object (all directions)')
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self.arg_parser.add_argument('--box', type=inkex.Boolean, default=0.0, help='Draw boxes')
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self.arg_parser.add_argument('--circle', type=inkex.Boolean, default=0.0, help='Draw circles')
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self.arg_parser.add_argument('--split', type = inkex.Boolean, default = True, help = 'Handle selection as group')
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def drawBBox(self, bbox):
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if self.options.box:
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attribs = {
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'style' : str(inkex.Style({'stroke':'#ff0000','stroke-width' : '1','fill':'none'})),
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'x' : str(bbox.left - self.options.offset),
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'y' : str(bbox.top - self.options.offset),
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'width' : str(bbox.width + 2 * self.options.offset),
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'height': str(bbox.height + 2 * self.options.offset),
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}
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etree.SubElement(self.svg.get_current_layer(), inkex.addNS('rect','svg'), attribs)
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if self.options.circle:
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attribs = {
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'style': str(inkex.Style({'stroke':'#ff0000','stroke-width' : '1','fill':'none'})),
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'cx' : str(bbox.center_x),
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'cy' : str(bbox.center_y),
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#'r' : str(bbox.width / 2 + self.options.offset),
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'r' : str(math.sqrt((bbox.width + 2 * self.options.offset)* (bbox.width + 2 * self.options.offset) + (bbox.height + 2 * self.options.offset) * (bbox.height + 2 * self.options.offset)) / 2),
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}
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etree.SubElement(self.svg.get_current_layer(), inkex.addNS('circle','svg'), attribs)
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def effect(self):
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if len(self.svg.selected) > 0:
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if self.options.split is False:
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for id, item in self.svg.selected.items():
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self.drawBBox(item.bounding_box())
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else:
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#self.drawBBox(self.svg.get_selected_bbox()) #works for InkScape (1:1.0+devel+202008292235+eff2292935) @ Linux and for Windows (but with deprecation)
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self.drawBBox(self.svg.selection.bounding_box()) #works for InkScape 1.1dev (9b1fc87, 2020-08-27)) @ Windows
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else:
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inkex.errormsg('Please select some objects first.')
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return
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if __name__ == '__main__':
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DrawBBoxes().run() |