def _sprite_proof(self, sprite_width, sprite_height, sprite_layout):
""" Create a sprite proof showing how the image was cut. Should look like
original. """
h = HTML('html')
head = h.head()
title = h.title('Sprite Proof')
stylesheet = head.link(href="%s.css" % self.scale, rel="stylesheet",
type="text/css")
style = head.style(type="text/css")
style.raw_text("""
.pc {
position: absolute;
text-indent: -999em;
}
.pc:hover {
text-indent: 0;
}
""")
body = h.body()
for (k, v) in self.pieces.items():
x = v[0]
y = v[1]
el = body.div(klass='pc pc-%s-%s' % (self.scale, k),
style="left:%spx;top:%spx;" % (x, y))
el.text(str(k))
f = open(os.path.join(self._mydir, 'sprite_proof.html'), 'w')
f.write(str(h))
f.close()
