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A few bug fixes to the very buggy SVGMobject

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This commit is contained in:
Grant Sanderson
2017-02-08 13:29:32 -08:00
parent fd5dc23839
commit ac137eb683
5 changed files with 480 additions and 42 deletions
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14
mobject/svg_mobject.py
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@ -189,7 +189,7 @@ class VMobjectFromSVGPathstring(VMobject):
#list. This variable may get modified in the conditionals below.
points = self.growing_path.points
new_points = self.string_to_points(coord_string)
if isLower:
if isLower and len(points) > 0:
new_points += points[-1]
if command == "M": #moveto
if len(points) > 0:
@ -201,9 +201,12 @@ class VMobjectFromSVGPathstring(VMobject):
if command == "H":
new_points[0,1] = points[-1,1]
elif command == "V":
if isLower:
new_points[0,0] -= points[-1,0]
new_points[0,0] += points[-1,1]
new_points[0,1] = new_points[0,0]
new_points[0,0] = points[-1,0]
new_points = new_points[[0, 0, 0]]
new_points = new_points.repeat(3, axis = 0)
elif command == "C": #curveto
pass #Yay! No action required
elif command in ["S", "T"]: #smooth curveto
@ -219,6 +222,13 @@ class VMobjectFromSVGPathstring(VMobject):
#Both handles and new anchor are the start
new_points = points[[0, 0, 0]]
# self.mark_paths_closed = True
#Handle situations where there's multiple relative control points
if isLower and len(points) > 3:
for i in range(3, len(new_points), 3):
new_points[i:i+3] -= points[-1]
new_points[i:i+3] += new_points[i-1]
self.growing_path.add_control_points(new_points)
def string_to_points(self, coord_string):