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empty line → line containing ' ' (workaround for #5)

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Philipp Klaus 2017-09-11 12:01:20 +02:00
parent 31348de455
commit 96cbe91b78
1 changed files with 7 additions and 0 deletions
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brother_ql_web.py
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@ -110,6 +110,13 @@ def create_label_im(text, **kwargs):
im_font = ImageFont.truetype(kwargs['font_path'], kwargs['font_size']) im_font = ImageFont.truetype(kwargs['font_path'], kwargs['font_size'])
im = Image.new('L', (20, 20), 'white') im = Image.new('L', (20, 20), 'white')
draw = ImageDraw.Draw(im) draw = ImageDraw.Draw(im)
# workaround for a bug in multiline_textsize()
# when there are empty lines in the text:
lines = []
for line in text.split('\n'):
if line == '': line = ' '
lines.append(line)
text = '\n'.join(lines)
linesize = im_font.getsize(text) linesize = im_font.getsize(text)
textsize = draw.multiline_textsize(text, font=im_font) textsize = draw.multiline_textsize(text, font=im_font)
width, height = kwargs['width'], kwargs['height'] width, height = kwargs['width'], kwargs['height']