diff --git a/svgpathtools/svg2paths.py b/svgpathtools/svg2paths.py
index df519a5..cf768d2 100644
--- a/svgpathtools/svg2paths.py
+++ b/svgpathtools/svg2paths.py
@@ -27,8 +27,34 @@ def polyline2pathd(polyline_d):
return d
+def ellipse2pathd(ellipse):
+ """converts the parameters from an ellipse or a circle to a string for a Path
+ object d-attribute"""
+
+ cx = ellipse.get('cx', None)
+ cy = ellipse.get('cy', None)
+ rx = ellipse.get('rx', None)
+ ry = ellipse.get('ry', None)
+ r = ellipse.get('r', None)
+
+ if r is not None:
+ rx = ry = float(r)
+ else:
+ rx = float(rx)
+ ry = float(ry)
+
+ cx = float(cx)
+ cy = float(cy)
+
+ d = ''
+ d += 'M' + str(cx - rx) + ',' + str(cy)
+ d += 'a' + str(rx) + ',' + str(ry) + ' 0 1,0 ' + str(2 * rx) + ',0'
+ d += 'a' + str(rx) + ',' + str(ry) + ' 0 1,0 ' + str(-2 * rx) + ',0'
+
+ return d
+
+
def polygon2pathd(polyline_d):
- """converts the string from a polygon points-attribute to a string for a
Path object d-attribute.
Note: For a polygon made from n points, the resulting path will be
composed of n lines (even if some of these lines have length zero)."""
@@ -55,11 +81,12 @@ def svg2paths(svg_file_location,
convert_lines_to_paths=True,
convert_polylines_to_paths=True,
convert_polygons_to_paths=True,
- return_svg_attributes=False):
+ return_svg_attributes=False,
+ convert_ellipses_to_paths=True):
"""
Converts an SVG file into a list of Path objects and a list of
dictionaries containing their attributes. This currently supports
- SVG Path, Line, Polyline, and Polygon elements.
+ SVG Path, Line, Polyline, Circle and Ellipse, and Polygon elements.
:param svg_file_location: the location of the svg file
:param convert_lines_to_paths: Set to False to disclude SVG-Line objects
(converted to Paths)
@@ -69,6 +96,8 @@ def svg2paths(svg_file_location,
objects (converted to Paths)
:param return_svg_attributes: Set to True and a dictionary of
svg-attributes will be extracted and returned
+ :param convert_ellipses_to_paths: Set to False to disclude SVG-Ellipse
+ objects (converted to Paths). Circles are treated as ellipses.
:return: list of Path objects, list of path attribute dictionaries, and
(optionally) a dictionary of svg-attributes
"""
@@ -108,6 +137,12 @@ def svg2paths(svg_file_location,
'L' + l['x2'] + ' ' + l['y2']) for l in lines]
attribute_dictionary_list += lines
+ if convert_ellipses_to_paths:
+ ellipses = [dom2dict(el) for el in doc.getElementsByTagName('ellipse')]
+ ellipses += [dom2dict(el) for el in doc.getElementsByTagName('circle')]
+ d_strings += [ellipse2pathd(e) for e in ellipses]
+ attribute_dictionary_list += ellipses
+
if return_svg_attributes:
svg_attributes = dom2dict(doc.getElementsByTagName('svg')[0])
doc.unlink()
diff --git a/test/circle.svg b/test/circle.svg
new file mode 100644
index 0000000..aa5b6f8
--- /dev/null
+++ b/test/circle.svg
@@ -0,0 +1,4 @@
+
+
diff --git a/test/ellipse.svg b/test/ellipse.svg
new file mode 100644
index 0000000..299b17b
--- /dev/null
+++ b/test/ellipse.svg
@@ -0,0 +1,4 @@
+
+
diff --git a/test/test_svg2paths.py b/test/test_svg2paths.py
index 176d750..45a4b48 100644
--- a/test/test_svg2paths.py
+++ b/test/test_svg2paths.py
@@ -28,3 +28,25 @@ class TestSVG2Paths(unittest.TestCase):
self.assertTrue(path.isclosed())
self.assertTrue(len(path)==4)
self.assertTrue(path==path_correct)
+
+ def test_svg2paths_ellipses(self):
+
+ paths, _ = svg2paths(join(dirname(__file__), 'ellipse.svg'))
+
+ # ellipse tests
+ path_ellipse = paths[0]
+ path_ellipse_correct = Path(Arc(50+100j, 50+50j, 0.0, True, False, 150+100j),
+ Arc(150+100j, 50+50j, 0.0, True, False, 50+100j))
+ self.assertTrue(len(path_ellipse)==2)
+ self.assertTrue(path_ellipse==path_ellipse_correct)
+ self.assertTrue(path_ellipse.isclosed())
+
+ # circle tests
+ paths, _ = svg2paths(join(dirname(__file__), 'circle.svg'))
+
+ path_circle = paths[0]
+ path_circle_correct = Path(Arc(50+100j, 50+50j, 0.0, True, False, 150+100j),
+ Arc(150+100j, 50+50j, 0.0, True, False, 50+100j))
+ self.assertTrue(len(path_circle)==2)
+ self.assertTrue(path_circle==path_circle_correct)
+ self.assertTrue(path_circle.isclosed())