Elena Greg
Elena Greg

Reputation: 1165

How to set font in PIL?

How to set the same font like the LaTeX uses? I tried the following code. I used a similar way I use for matplotlib.

from PIL import Image, ImageFilter
from PIL import Image, ImageDraw, ImageFont

import matplotlib.pyplot as plt

plt.rcParams['text.latex.preamble'] = [r"\usepackage{bm}", r"\usepackage{amsmath}"]

params = {'text.usetex' : True,
          'font.size' : 25,
          'font.family' : 'lmodern',
          'text.latex.unicode': True,
          }
plt.rcParams.update(params)

im = Image.new("RGB", (512, 512), (128, 128, 128))
draw = ImageDraw.Draw(im)

draw.multiline_text((100, 1000), 'Pillow sample', fill=(0, 0, 0), font=params)

im.show()

I got the following error:

    draw.multiline_text((100, 1000), 'Pillow sample', fill=(0, 0, 0), font=params)
  File "/usr/lib/python3/dist-packages/PIL/ImageDraw.py", line 234, in multiline_text
    line_spacing = self.textsize('A', font=font)[1] + spacing
  File "/usr/lib/python3/dist-packages/PIL/ImageDraw.py", line 263, in textsize
    return font.getsize(text, direction, features)
AttributeError: 'dict' object has no attribute 'getsize'

Upvotes: 1

Views: 1375

Answers (1)

physicalattraction
physicalattraction

Reputation: 6858

The variable params you use as argument for argument font in multiline_text is a dictionary, while that function expects a font object. So you first need to create a font object from those parameters. See docs.

fnt = ImageFont.truetype("Pillow/Tests/fonts/FreeMono.ttf", 40)

Upvotes: 1

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