| |
| """ |
| Generates the Matplotlib icon, and the toolbar icon images from the FontAwesome |
| font. |
| |
| Generates SVG, PDF in one size (since they are vectors), and PNG in 24x24 and |
| 48x48. |
| """ |
|
|
| from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter |
| from io import BytesIO |
| from pathlib import Path |
| import tarfile |
| import urllib.request |
|
|
| import matplotlib as mpl |
| import matplotlib.pyplot as plt |
| import numpy as np |
|
|
|
|
| plt.rcdefaults() |
| plt.rcParams['svg.fonttype'] = 'path' |
| plt.rcParams['pdf.fonttype'] = 3 |
| plt.rcParams['pdf.compression'] = 9 |
|
|
|
|
| def get_fontawesome(): |
| cached_path = Path(mpl.get_cachedir(), "FontAwesome.otf") |
| if not cached_path.exists(): |
| with urllib.request.urlopen( |
| "https://github.com/FortAwesome/Font-Awesome" |
| "/archive/v4.7.0.tar.gz") as req, \ |
| tarfile.open(fileobj=BytesIO(req.read()), mode="r:gz") as tf: |
| cached_path.write_bytes(tf.extractfile(tf.getmember( |
| "Font-Awesome-4.7.0/fonts/FontAwesome.otf")).read()) |
| return cached_path |
|
|
|
|
| def save_icon(fig, dest_dir, name): |
| fig.savefig(dest_dir / (name + '.svg')) |
| fig.savefig(dest_dir / (name + '.pdf')) |
| for dpi, suffix in [(24, ''), (48, '_large')]: |
| fig.savefig(dest_dir / (name + suffix + '.png'), dpi=dpi) |
|
|
|
|
| def make_icon(font_path, ccode): |
| fig = plt.figure(figsize=(1, 1)) |
| fig.patch.set_alpha(0.0) |
| fig.text(0.5, 0.48, chr(ccode), ha='center', va='center', |
| font=font_path, fontsize=68) |
| return fig |
|
|
|
|
| def make_matplotlib_icon(): |
| fig = plt.figure(figsize=(1, 1)) |
| fig.patch.set_alpha(0.0) |
| ax = fig.add_axes([0.025, 0.025, 0.95, 0.95], projection='polar') |
| ax.set_axisbelow(True) |
|
|
| N = 7 |
| arc = 2 * np.pi |
| theta = np.arange(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, linewidth=1, |
| edgecolor='k') |
|
|
| for r, bar in zip(radii, bars): |
| bar.set_facecolor(mpl.cm.jet(r / 10)) |
|
|
| ax.tick_params(labelleft=False, labelright=False, |
| labelbottom=False, labeltop=False) |
| ax.grid(lw=0.0) |
|
|
| ax.set_yticks(np.arange(1, 9, 2)) |
| ax.set_rmax(9) |
|
|
| return fig |
|
|
|
|
| icon_defs = [ |
| ('home', 0xf015), |
| ('back', 0xf060), |
| ('forward', 0xf061), |
| ('zoom_to_rect', 0xf002), |
| ('move', 0xf047), |
| ('filesave', 0xf0c7), |
| ('subplots', 0xf1de), |
| ('qt4_editor_options', 0xf201), |
| ('help', 0xf128), |
| ] |
|
|
|
|
| def make_icons(): |
| parser = ArgumentParser(formatter_class=ArgumentDefaultsHelpFormatter) |
| parser.add_argument( |
| "-d", "--dest-dir", |
| type=Path, |
| default=Path(__file__).parent / "../lib/matplotlib/mpl-data/images", |
| help="Directory where to store the images.") |
| args = parser.parse_args() |
| font_path = get_fontawesome() |
| for name, ccode in icon_defs: |
| fig = make_icon(font_path, ccode) |
| save_icon(fig, args.dest_dir, name) |
| fig = make_matplotlib_icon() |
| save_icon(fig, args.dest_dir, 'matplotlib') |
|
|
|
|
| if __name__ == "__main__": |
| make_icons() |
|
|
