Note
Click here to download the full example code
Firefox#
This example shows how to create the Firefox logo with path and patches.
import re
import numpy as np
import matplotlib.pyplot as plt
from matplotlib.path import Path
import matplotlib.patches as patches
# From: https://dmitrybaranovskiy.github.io/raphael/icons/#firefox
firefox = "M28.4,22.469c0.479-0.964,0.851-1.991,1.095-3.066c0.953-3.661,0.666-6.854,0.666-6.854l-0.327,2.104c0,0-0.469-3.896-1.044-5.353c-0.881-2.231-1.273-2.214-1.274-2.21c0.542,1.379,0.494,2.169,0.483,2.288c-0.01-0.016-0.019-0.032-0.027-0.047c-0.131-0.324-0.797-1.819-2.225-2.878c-2.502-2.481-5.943-4.014-9.745-4.015c-4.056,0-7.705,1.745-10.238,4.525C5.444,6.5,5.183,5.938,5.159,5.317c0,0-0.002,0.002-0.006,0.005c0-0.011-0.003-0.021-0.003-0.031c0,0-1.61,1.247-1.436,4.612c-0.299,0.574-0.56,1.172-0.777,1.791c-0.375,0.817-0.75,2.004-1.059,3.746c0,0,0.133-0.422,0.399-0.988c-0.064,0.482-0.103,0.971-0.116,1.467c-0.09,0.845-0.118,1.865-0.039,3.088c0,0,0.032-0.406,0.136-1.021c0.834,6.854,6.667,12.165,13.743,12.165l0,0c1.86,0,3.636-0.37,5.256-1.036C24.938,27.771,27.116,25.196,28.4,22.469zM16.002,3.356c2.446,0,4.73,0.68,6.68,1.86c-2.274-0.528-3.433-0.261-3.423-0.248c0.013,0.015,3.384,0.589,3.981,1.411c0,0-1.431,0-2.856,0.41c-0.065,0.019,5.242,0.663,6.327,5.966c0,0-0.582-1.213-1.301-1.42c0.473,1.439,0.351,4.17-0.1,5.528c-0.058,0.174-0.118-0.755-1.004-1.155c0.284,2.037-0.018,5.268-1.432,6.158c-0.109,0.07,0.887-3.189,0.201-1.93c-4.093,6.276-8.959,2.539-10.934,1.208c1.585,0.388,3.267,0.108,4.242-0.559c0.982-0.672,1.564-1.162,2.087-1.047c0.522,0.117,0.87-0.407,0.464-0.872c-0.405-0.466-1.392-1.105-2.725-0.757c-0.94,0.247-2.107,1.287-3.886,0.233c-1.518-0.899-1.507-1.63-1.507-2.095c0-0.366,0.257-0.88,0.734-1.028c0.58,0.062,1.044,0.214,1.537,0.466c0.005-0.135,0.006-0.315-0.001-0.519c0.039-0.077,0.015-0.311-0.047-0.596c-0.036-0.287-0.097-0.582-0.19-0.851c0.01-0.002,0.017-0.007,0.021-0.021c0.076-0.344,2.147-1.544,2.299-1.659c0.153-0.114,0.55-0.378,0.506-1.183c-0.015-0.265-0.058-0.294-2.232-0.286c-0.917,0.003-1.425-0.894-1.589-1.245c0.222-1.231,0.863-2.11,1.919-2.704c0.02-0.011,0.015-0.021-0.008-0.027c0.219-0.127-2.524-0.006-3.76,1.604C9.674,8.045,9.219,7.95,8.71,7.95c-0.638,0-1.139,0.07-1.603,0.187c-0.05,0.013-0.122,0.011-0.208-0.001C6.769,8.04,6.575,7.88,6.365,7.672c0.161-0.18,0.324-0.356,0.495-0.526C9.201,4.804,12.43,3.357,16.002,3.356z" # noqa
def svg_parse(path):
commands = {'M': (Path.MOVETO,),
'L': (Path.LINETO,),
'Q': (Path.CURVE3,)*2,
'C': (Path.CURVE4,)*3,
'Z': (Path.CLOSEPOLY,)}
vertices = []
codes = []
cmd_values = re.split("([A-Za-z])", path)[1:] # Split over commands.
for cmd, values in zip(cmd_values[::2], cmd_values[1::2]):
# Numbers are separated either by commas, or by +/- signs (but not at
# the beginning of the string).
points = ([*map(float, re.split(",|(?<!^)(?=[+-])", values))] if values
else [(0., 0.)]) # Only for "z/Z" (CLOSEPOLY).
points = np.reshape(points, (-1, 2))
if cmd.islower():
points += vertices[-1][-1]
codes.extend(commands[cmd.upper()])
vertices.append(points)
return np.array(codes), np.concatenate(vertices)
# SVG to Matplotlib
codes, verts = svg_parse(firefox)
path = Path(verts, codes)
xmin, ymin = verts.min(axis=0) - 1
xmax, ymax = verts.max(axis=0) + 1
fig = plt.figure(figsize=(5, 5), facecolor="0.75") # gray background
ax = fig.add_axes([0, 0, 1, 1], frameon=False, aspect=1,
xlim=(xmin, xmax), # centering
ylim=(ymax, ymin), # centering, upside down
xticks=[], yticks=[]) # no ticks
# White outline (width = 6)
ax.add_patch(patches.PathPatch(path, facecolor='none', edgecolor='w', lw=6))
# Actual shape with black outline
ax.add_patch(patches.PathPatch(path, facecolor='orange', edgecolor='k', lw=2))
plt.show() # Display