"""
Thanks to Tony Yu for the logo design
"""
import numpy as np
import matplotlib as mpl
import matplotlib.pyplot as plt
import matplotlib.cm as cm
import matplotlib.mlab as mlab
from pylab import rand
mpl.rcParams['xtick.labelsize'] = 10
mpl.rcParams['ytick.labelsize'] = 12
mpl.rcParams['axes.edgecolor'] = 'gray'
axalpha = 0.05
#figcolor = '#EFEFEF'
figcolor = 'white'
dpi = 80
fig = plt.figure(figsize=(6, 1.1),dpi=dpi)
fig.figurePatch.set_edgecolor(figcolor)
fig.figurePatch.set_facecolor(figcolor)
def add_math_background():
ax = fig.add_axes([0., 0., 1., 1.])
text = []
text.append((r"$W^{3\beta}_{\delta_1 \rho_1 \sigma_2} = U^{3\beta}_{\delta_1 \rho_1} + \frac{1}{8 \pi 2} \int^{\alpha_2}_{\alpha_2} d \alpha^\prime_2 \left[\frac{ U^{2\beta}_{\delta_1 \rho_1} - \alpha^\prime_2U^{1\beta}_{\rho_1 \sigma_2} }{U^{0\beta}_{\rho_1 \sigma_2}}\right]$", (0.7, 0.2), 20))
text.append((r"$\frac{d\rho}{d t} + \rho \vec{v}\cdot\nabla\vec{v} = -\nabla p + \mu\nabla^2 \vec{v} + \rho \vec{g}$",
(0.35, 0.9), 20))
text.append((r"$\int_{-\infty}^\infty e^{-x^2}dx=\sqrt{\pi}$",
(0.15, 0.3), 25))
#text.append((r"$E = mc^2 = \sqrt{{m_0}^2c^4 + p^2c^2}$",
# (0.7, 0.42), 30))
text.append((r"$F_G = G\frac{m_1m_2}{r^2}$",
(0.85, 0.7), 30))
for eq, (x, y), size in text:
ax.text(x, y, eq, ha='center', va='center', color="#11557c", alpha=0.25,
transform=ax.transAxes, fontsize=size)
ax.set_axis_off()
return ax
def add_matplotlib_text(ax):
ax.text(0.95, 0.5, 'matplotlib', color='#11557c', fontsize=65,
ha='right', va='center', alpha=1.0, transform=ax.transAxes)
def add_polar_bar():
ax = fig.add_axes([0.025, 0.075, 0.2, 0.85], polar=True, resolution=50)
ax.axesPatch.set_alpha(axalpha)
ax.set_axisbelow(True)
N = 7
arc = 2. * np.pi
theta = np.arange(0.0, arc, arc/N)
radii = 10 * np.array([0.2, 0.6, 0.8, 0.7, 0.4, 0.5, 0.8])
width = np.pi / 4 * np.array([0.4, 0.4, 0.6, 0.8, 0.2, 0.5, 0.3])
bars = ax.bar(theta, radii, width=width, bottom=0.0)
for r, bar in zip(radii, bars):
bar.set_facecolor(cm.jet(r/10.))
bar.set_alpha(0.6)
for label in ax.get_xticklabels() + ax.get_yticklabels():
label.set_visible(False)
for line in ax.get_ygridlines() + ax.get_xgridlines():
line.set_lw(0.8)
line.set_alpha(0.9)
line.set_ls('-')
line.set_color('0.5')
ax.set_yticks(np.arange(1, 9, 2))
ax.set_rmax(9)
if __name__ == '__main__':
main_axes = add_math_background()
add_polar_bar()
add_matplotlib_text(main_axes)
plt.show()