FattView/fpdf/tests/issue33.py
"Test issue 33 (Cannot import GIF files that don't have transparency)"
from fpdf import FPDF, FPDF_VERSION
import os, tempfile
try:
import Image
except:
from PIL import Image
def genbar():
# bg
bg = Image.new("L", (112, 1), 1)
bg = bg.resize((112, 11))
# stripes
vbarnum = [0x4F43484B, 0xEE90D642, 0xF11A2735, 0xD71A]
vbar = Image.new("L", (112, 1), 1)
pix = vbar.load()
pos = 0
for b in vbarnum:
for i in range(32):
pix[pos, 0] = 0 if (b & 1) else 1
b = b >> 1
pos += 1
if pos >= 112: break
vbar = vbar.resize((112, 31), Image.NEAREST)
# digit
dignum = [0x398, 0x6dc, 0x61a, 0x31b, 0x1bf, 0x6d8, 0x7d8]
dbar = Image.new("L", (16, 7), 1)
pix = dbar.load()
pos = 0
ypos = 0
for b in dignum:
for i in range(16):
pix[pos, ypos] = 0 if (b & 1) else 1
b = b >> 1
pos += 1
ypos += 1
pos = 0
# result
bar = Image.new("L", (114, 44), 2)
bar.paste(vbar, (1, 1))
bar.paste(bg, (1, 32))
for i in range(4):
bar.paste(dbar, (35 + i * 12, 34))
return bar
plane = genbar()
palette = (0,0,0, 255,255,255) + (128,128,128)*254
img = Image.fromstring("P", plane.size, plane.tostring())
img.putpalette(palette)
f = tempfile.NamedTemporaryFile(delete = False, suffix = ".gif")
gif1 = f.name
f.close()
f = tempfile.NamedTemporaryFile(delete = False, suffix = ".gif")
gif2 = f.name
f.close()
img.save(gif1, "GIF")
img.save(gif2, "GIF", transparency = 1)
pdf=FPDF()
pdf.compress = False
pdf.add_page()
pdf.set_font('Arial', '', 16)
pdf.write(8, "Transparency")
pdf.ln()
pdf.write(8, " Transparency")
pdf.ln()
pdf.write(8, " Transparency")
pdf.ln()
pdf.image(gif1, x = 15, y = 15)
pdf.write(8, "Transparency")
pdf.ln()
pdf.write(8, " Transparency")
pdf.ln()
pdf.write(8, " Transparency")
pdf.ln()
pdf.image(gif2, x = 15, y = 39)
fn = 'issue33.pdf'
pdf.output(fn,'F')
os.unlink(gif1)
os.unlink(gif2)
try:
os.startfile(fn)
except:
os.system("xdg-open \"%s\"" % fn)