python-pillow/Pillow
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pep8 and pyflakes

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This commit is contained in:
hugovk 2014-05-12 14:56:55 +03:00
parent 8cda5170c8
commit 3ff73688fe
1 changed files with 46 additions and 30 deletions
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64
PIL/PdfImagePlugin.py
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@ -46,9 +46,11 @@ def _obj(fp, obj, **dict):
fp.write("/%s %s\n" % (k, v)) fp.write("/%s %s\n" % (k, v))
fp.write(">>\n") fp.write(">>\n")
def _endobj(fp): def _endobj(fp):
fp.write("endobj\n") fp.write("endobj\n")
## ##
# (Internal) Image save plugin for the PDF format. # (Internal) Image save plugin for the PDF format.
@ -64,8 +66,10 @@ def _save(im, fp, filename):
class TextWriter: class TextWriter:
def __init__(self, fp): def __init__(self, fp):
self.fp = fp self.fp = fp
def __getattr__(self, name): def __getattr__(self, name):
return getattr(self.fp, name) return getattr(self.fp, name)
def write(self, value): def write(self, value):
self.fp.write(value.encode('latin-1')) self.fp.write(value.encode('latin-1'))
@ -122,17 +126,21 @@ def _save(im, fp, filename):
# catalogue # catalogue
xref[1] = fp.tell() xref[1] = fp.tell()
_obj(fp, 1, Type = "/Catalog", _obj(
Pages = "2 0 R") fp, 1,
Type="/Catalog",
Pages="2 0 R")
_endobj(fp) _endobj(fp)
# #
# pages # pages
xref[2] = fp.tell() xref[2] = fp.tell()
_obj(fp, 2, Type = "/Pages", _obj(
Count = 1, fp, 2,
Kids = "[4 0 R]") Type="/Pages",
Count=1,
Kids="[4 0 R]")
_endobj(fp) _endobj(fp)
# #
@ -147,26 +155,28 @@ def _save(im, fp, filename):
data = im.tobytes("raw", "1") data = im.tobytes("raw", "1")
im = Image.new("L", (len(data), 1), None) im = Image.new("L", (len(data), 1), None)
im.putdata(data) im.putdata(data)
ImageFile._save(im, op, [("hex", (0,0)+im.size, 0, im.mode)]) ImageFile._save(im, op, [("hex", (0, 0)+im.size, 0, im.mode)])
elif filter == "/DCTDecode": elif filter == "/DCTDecode":
Image.SAVE["JPEG"](im, op, filename) Image.SAVE["JPEG"](im, op, filename)
elif filter == "/FlateDecode": elif filter == "/FlateDecode":
ImageFile._save(im, op, [("zip", (0,0)+im.size, 0, im.mode)]) ImageFile._save(im, op, [("zip", (0, 0)+im.size, 0, im.mode)])
elif filter == "/RunLengthDecode": elif filter == "/RunLengthDecode":
ImageFile._save(im, op, [("packbits", (0,0)+im.size, 0, im.mode)]) ImageFile._save(im, op, [("packbits", (0, 0)+im.size, 0, im.mode)])
else: else:
raise ValueError("unsupported PDF filter (%s)" % filter) raise ValueError("unsupported PDF filter (%s)" % filter)
xref[3] = fp.tell() xref[3] = fp.tell()
_obj(fp, 3, Type = "/XObject", _obj(
Subtype = "/Image", fp, 3,
Width = width, # * 72.0 / resolution, Type="/XObject",
Height = height, # * 72.0 / resolution, Subtype="/Image",
Length = len(op.getvalue()), Width=width, # * 72.0 / resolution,
Filter = filter, Height=height, # * 72.0 / resolution,
BitsPerComponent = bits, Length=len(op.getvalue()),
DecodeParams = params, Filter=filter,
ColorSpace = colorspace) BitsPerComponent=bits,
DecodeParams=params,
ColorSpace=colorspace)
fp.write("stream\n") fp.write("stream\n")
fp.fp.write(op.getvalue()) fp.fp.write(op.getvalue())
@ -179,11 +189,14 @@ def _save(im, fp, filename):
xref[4] = fp.tell() xref[4] = fp.tell()
_obj(fp, 4) _obj(fp, 4)
fp.write("<<\n/Type /Page\n/Parent 2 0 R\n"\ fp.write(
"/Resources <<\n/ProcSet [ /PDF %s ]\n"\ "<<\n/Type /Page\n/Parent 2 0 R\n"
"/XObject << /image 3 0 R >>\n>>\n"\ "/Resources <<\n/ProcSet [ /PDF %s ]\n"
"/MediaBox [ 0 0 %d %d ]\n/Contents 5 0 R\n>>\n" %\ "/XObject << /image 3 0 R >>\n>>\n"
(procset, int(width * 72.0 /resolution) , int(height * 72.0 / resolution))) "/MediaBox [ 0 0 %d %d ]\n/Contents 5 0 R\n>>\n" % (
procset,
int(width * 72.0 / resolution),
int(height * 72.0 / resolution)))
_endobj(fp) _endobj(fp)
# #
@ -191,10 +204,13 @@ def _save(im, fp, filename):
op = TextWriter(io.BytesIO()) op = TextWriter(io.BytesIO())
op.write("q %d 0 0 %d 0 0 cm /image Do Q\n" % (int(width * 72.0 / resolution), int(height * 72.0 / resolution))) op.write(
"q %d 0 0 %d 0 0 cm /image Do Q\n" % (
int(width * 72.0 / resolution),
int(height * 72.0 / resolution)))
xref[5] = fp.tell() xref[5] = fp.tell()
_obj(fp, 5, Length = len(op.fp.getvalue())) _obj(fp, 5, Length=len(op.fp.getvalue()))
fp.write("stream\n") fp.write("stream\n")
fp.fp.write(op.fp.getvalue()) fp.fp.write(op.fp.getvalue())