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Convert a text character to an SVG path.
from svgpathtools import wsvg, Line, QuadraticBezier, Path
from freetype import Face
def tuple_to_imag(t):
return t[0] + t[1] * 1j
face = Face('./Vera.ttf')
face.set_char_size(48 * 64)
face.load_char('a')
outline = face.glyph.outline
y = [t[1] for t in outline.points]
# flip the points
outline_points = [(p[0], max(y) - p[1]) for p in outline.points]
start, end = 0, 0
paths = []
for i in range(len(outline.contours)):
end = outline.contours[i]
points = outline_points[start:end + 1]
points.append(points[0])
tags = outline.tags[start:end + 1]
tags.append(tags[0])
segments = [[points[0], ], ]
for j in range(1, len(points)):
segments[-1].append(points[j])
if tags[j] and j < (len(points) - 1):
segments.append([points[j], ])
for segment in segments:
if len(segment) == 2:
paths.append(Line(start=tuple_to_imag(segment[0]),
end=tuple_to_imag(segment[1])))
elif len(segment) == 3:
paths.append(QuadraticBezier(start=tuple_to_imag(segment[0]),
control=tuple_to_imag(segment[1]),
end=tuple_to_imag(segment[2])))
elif len(segment) == 4:
C = ((segment[1][0] + segment[2][0]) / 2.0,
(segment[1][1] + segment[2][1]) / 2.0)
paths.append(QuadraticBezier(start=tuple_to_imag(segment[0]),
control=tuple_to_imag(segment[1]),
end=tuple_to_imag(C)))
paths.append(QuadraticBezier(start=tuple_to_imag(C),
control=tuple_to_imag(segment[2]),
end=tuple_to_imag(segment[3])))
start = end + 1
path = Path(*paths)
wsvg(path, filename="text.svg")
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