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fix get_board_polygon() issue #179

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fix get_board_polygon() issue #179

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17 changes: 16 additions & 1 deletion pcbdraw/plot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -419,7 +419,22 @@ def get_board_polygon(svg_elements: etree.Element) -> etree.Element:
for group in svg_elements:
for svg_element in group:
if svg_element.tag == "path":
elements.append(SvgPathItem(svg_element.attrib["d"]))
p = svg_element.attrib["d"]
# Check if this is a closed polygon (KiCad 7.0.1+)
polygon = re.fullmatch(r"M ((\d+\.\d+),(\d+\.\d+) )+Z", p)
if polygon:
# Yes, decompose it in lines
polygon = re.findall(r"(\d+\.\d+),(\d+\.\d+) ", p)
start = polygon[0]
# Close it
polygon.append(polygon[0])
# Add the lines
for end in polygon[1:]:
path = 'M'+start[0]+' '+start[1]+' L'+end[0]+' '+end[1]
elements.append(SvgPathItem(path))
start = end
else:
elements.append(SvgPathItem(p))
elif svg_element.tag == "circle":
# Convert circle to path
att = svg_element.attrib
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