def new_drawing(filename='plot.svg', display_scale=1): from svgwrite.drawing import Drawing from svgwrite.container import Group size = 2 * PADDING + SCALE dwg = Drawing(filename, size=(size * display_scale, size * display_scale)) dwg.viewbox(minx=0, miny=0, width=size, height=size) add_stylesheet(dwg) canvas = Group(id='canvas') canvas.translate(PADDING, PADDING) canvas.scale(1, -1) canvas.translate(0, -SCALE) dwg.add(canvas) return dwg, canvas
def convert_font():
cwd = pathlib.Path.cwd()
for root, dirs, files in os.walk('{}/exports'.format(cwd)):
for name in files:
source = os.path.join(root, name)
target = 'fonts/{}.min.svg'.format(name.split('.')[0])
print(source)
try:
paths, attr = svg2paths(source)
except Exception as e:
print(e)
continue
try:
xmin, xmax, ymin, ymax = bounding_box(paths)
except Exception as e:
print(e)
continue
dx = xmax - xmin
dy = ymax - ymin
viewbox = '{} {} {} {}'.format(xmin, ymin, dx, dy)
attr = {'viewBox': viewbox, 'preserveAspectRatio': 'xMidYMid meet'}
wsvg(paths=paths, svg_attributes=attr, filename=source)
doc = SaxDocument(source)
d = doc.get_pathd_and_matrix()[0]
g = Group()
dwg = svgwrite.Drawing(target)
dwg.viewbox(minx=xmin, miny=ymin, width=dx, height=dy)
dwg.add(g)
g.scale(sx=1, sy=-1)
g.translate(tx=0, ty=-dy - ymin * 2)
g.add(dwg.path(d))
dwg.save()
generate_pdf(target)
def encode(self, bits_data: List[int]):
tattoo_bit_height = int(len(bits_data) / 8)
x, y = 0, 0
xmin, xmax = 0, 0
ymin, ymax = 0, 0
tattoo = Group(id="tattoo")
for j in range(tattoo_bit_height):
for i in range(8):
if x > xmax:
xmax = x
if y > ymax:
ymax = y
bit = bits_data.pop()
if bit == 0:
tattoo.add(Use("#zero", (x, y)))
elif bit == 1:
tattoo.add(Use("#one", (x, y)))
else:
raise RuntimeError()
x, y = self.shift_bit(x, y)
x, y = self.shift_byte(j, y)
xmax += self.poly.inner_circle_radius * self.dimens.bit_radius * 2
ymax += self.poly.outer_circle_radius * self.dimens.bit_radius * 2
tattoo_width = xmax - xmin
tattoo_height = ymax - ymin
scaled_width_mm = 65
scale_factor = scaled_width_mm * 3.78 / tattoo_width
scaled_height_mm = tattoo_height * scale_factor / 3.78
tattoo.scale(scale_factor)
tattoo.translate(
3.78 * (210 - scaled_width_mm) / 2,
3.78 * (297 - scaled_height_mm) / 2
)
self.dwg.add(tattoo)
self.dwg.save(pretty=True)
