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Allow bypassing the resizing and height-cropping steps in fullimage()

This commit is contained in:
Stephan Sokolow 2014-05-22 01:08:58 -04:00
parent a8ff446229
commit 6e72d2778d
1 changed files with 9 additions and 6 deletions
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7
escpos/escpos.py
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@ -74,19 +74,22 @@ class Escpos:
n = n + h[i+b]
im = im.point(lut)
if width:
ratio = float(width) / im.size[0]
newheight = int(ratio * im.size[1])
# Resize the image
im = im.resize((width, newheight), Image.ANTIALIAS)
if im.size[1] > max_height:
if max_height and im.size[1] > max_height:
im = im.crop((0, 0, im.size[0], max_height))
# Divide into bands
bandsize = 255
current = 0
while current < im.size[1]:
self.image(im.crop((0, current, width, min(im.size[1], current + bandsize))))
self.image(im.crop((0, current, width or im.size[0],
min(im.size[1], current + bandsize))))
current += bandsize