Gecko [ www.utparral.edu.mx ]

Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
BdfFontFile.py	2.75 KB	-rw-r--r--
_binary.py	2 KB	-rw-r--r--
BlpImagePlugin.py	14.23 KB	-rw-r--r--
BmpImagePlugin.py	13.91 KB	-rw-r--r--
BufrStubImagePlugin.py	1.48 KB	-rw-r--r--
ContainerIO.py	2.82 KB	-rw-r--r--
CurImagePlugin.py	1.64 KB	-rw-r--r--
DcxImagePlugin.py	2.09 KB	-rw-r--r--
DdsImagePlugin.py	7.8 KB	-rw-r--r--
EpsImagePlugin.py	11.64 KB	-rw-r--r--
ExifTags.py	9.22 KB	-rw-r--r--
features.py	9.17 KB	-rw-r--r--
FitsStubImagePlugin.py	2.5 KB	-rw-r--r--
FliImagePlugin.py	4.16 KB	-rw-r--r--
FontFile.py	2.7 KB	-rw-r--r--
FpxImagePlugin.py	6.5 KB	-rw-r--r--
FtexImagePlugin.py	3.23 KB	-rw-r--r--
GbrImagePlugin.py	2.73 KB	-rw-r--r--
GdImageFile.py	2.41 KB	-rw-r--r--
GifImagePlugin.py	32.05 KB	-rw-r--r--
GimpGradientFile.py	3.27 KB	-rw-r--r--
GimpPaletteFile.py	1.24 KB	-rw-r--r--
GribStubImagePlugin.py	1.48 KB	-rw-r--r--
Hdf5StubImagePlugin.py	1.48 KB	-rw-r--r--
IcnsImagePlugin.py	11.46 KB	-rw-r--r--
IcoImagePlugin.py	10.57 KB	-rw-r--r--
ImageChops.py	7.13 KB	-rw-r--r--
ImageCms.py	36.22 KB	-rw-r--r--
ImageColor.py	8.52 KB	-rw-r--r--
ImageDraw2.py	4.9 KB	-rw-r--r--
ImageDraw.py	33.9 KB	-rw-r--r--
ImageEnhance.py	3.12 KB	-rw-r--r--
ImageFile.py	20.58 KB	-rw-r--r--
ImageFilter.py	15.75 KB	-rw-r--r--
ImageFont.py	44.29 KB	-rw-r--r--
ImageGrab.py	3.54 KB	-rw-r--r--
ImageMath.py	7.44 KB	-rw-r--r--
ImageMode.py	2.03 KB	-rw-r--r--
ImageMorph.py	7.59 KB	-rw-r--r--
ImageOps.py	19.82 KB	-rw-r--r--
ImagePalette.py	7.66 KB	-rw-r--r--
ImagePath.py	336 B	-rw-r--r--
Image.py	118.51 KB	-rw-r--r--
ImageQt.py	6.54 KB	-rw-r--r--
ImageSequence.py	1.81 KB	-rw-r--r--
ImageShow.py	7.75 KB	-rw-r--r--
ImageStat.py	3.81 KB	-rw-r--r--
ImageTransform.py	2.78 KB	-rw-r--r--
ImageWin.py	7.02 KB	-rw-r--r--
_imagingcms.cpython-310-x86_64-linux-gnu.so	37.8 KB	-rw-r--r--
_imaging.cpython-310-x86_64-linux-gnu.so	438.53 KB	-rw-r--r--
_imagingft.cpython-310-x86_64-linux-gnu.so	41.46 KB	-rw-r--r--
_imagingmath.cpython-310-x86_64-linux-gnu.so	18.43 KB	-rw-r--r--
_imagingmorph.cpython-310-x86_64-linux-gnu.so	14.46 KB	-rw-r--r--
ImImagePlugin.py	10.48 KB	-rw-r--r--
ImtImagePlugin.py	2.15 KB	-rw-r--r--
__init__.py	1.7 KB	-rw-r--r--
IptcImagePlugin.py	5.58 KB	-rw-r--r--
Jpeg2KImagePlugin.py	10.14 KB	-rw-r--r--
JpegImagePlugin.py	27.79 KB	-rw-r--r--
JpegPresets.py	12.06 KB	-rw-r--r--
__main__.py	41 B	-rw-r--r--
McIdasImagePlugin.py	1.71 KB	-rw-r--r--
MicImagePlugin.py	2.55 KB	-rw-r--r--
MpegImagePlugin.py	1.76 KB	-rw-r--r--
MpoImagePlugin.py	4.3 KB	-rw-r--r--
MspImagePlugin.py	5.4 KB	-rw-r--r--
PaletteFile.py	1.08 KB	-rw-r--r--
PalmImagePlugin.py	8.89 KB	-rw-r--r--
PcdImagePlugin.py	1.44 KB	-rw-r--r--
PcfFontFile.py	6.2 KB	-rw-r--r--
PcxImagePlugin.py	5.73 KB	-rw-r--r--
PdfImagePlugin.py	7.16 KB	-rw-r--r--
PdfParser.py	33.75 KB	-rw-r--r--
PixarImagePlugin.py	1.59 KB	-rw-r--r--
PngImagePlugin.py	43.11 KB	-rw-r--r--
PpmImagePlugin.py	4.34 KB	-rw-r--r--
PsdImagePlugin.py	7.88 KB	-rw-r--r--
PSDraw.py	6.56 KB	-rw-r--r--
PyAccess.py	9.38 KB	-rw-r--r--
SgiImagePlugin.py	5.95 KB	-rw-r--r--
SpiderImagePlugin.py	9.31 KB	-rw-r--r--
SunImagePlugin.py	4.18 KB	-rw-r--r--
TarIO.py	1.41 KB	-rw-r--r--
TgaImagePlugin.py	6.32 KB	-rw-r--r--
TiffImagePlugin.py	71.17 KB	-rw-r--r--
TiffTags.py	14.93 KB	-rw-r--r--
_tkinter_finder.py	525 B	-rw-r--r--
_util.py	359 B	-rw-r--r--
_version.py	50 B	-rw-r--r--
WalImageFile.py	5.42 KB	-rw-r--r--
_webp.cpython-310-x86_64-linux-gnu.so	28.09 KB	-rw-r--r--
WebPImagePlugin.py	10.58 KB	-rw-r--r--
WmfImagePlugin.py	4.53 KB	-rw-r--r--
XbmImagePlugin.py	2.37 KB	-rw-r--r--
XpmImagePlugin.py	2.99 KB	-rw-r--r--
XVThumbImagePlugin.py	1.89 KB	-rw-r--r--

Code Editor : PcfFontFile.py

#
# THIS IS WORK IN PROGRESS
#
# The Python Imaging Library
# $Id$
#
# portable compiled font file parser
#
# history:
# 1997-08-19 fl   created
# 2003-09-13 fl   fixed loading of unicode fonts
#
# Copyright (c) 1997-2003 by Secret Labs AB.
# Copyright (c) 1997-2003 by Fredrik Lundh.
#
# See the README file for information on usage and redistribution.
#

import io

from . import FontFile, Image
from ._binary import i8
from ._binary import i16be as b16
from ._binary import i16le as l16
from ._binary import i32be as b32
from ._binary import i32le as l32

# --------------------------------------------------------------------
# declarations

PCF_MAGIC = 0x70636601  # "\x01fcp"

PCF_PROPERTIES = 1 << 0
PCF_ACCELERATORS = 1 << 1
PCF_METRICS = 1 << 2
PCF_BITMAPS = 1 << 3
PCF_INK_METRICS = 1 << 4
PCF_BDF_ENCODINGS = 1 << 5
PCF_SWIDTHS = 1 << 6
PCF_GLYPH_NAMES = 1 << 7
PCF_BDF_ACCELERATORS = 1 << 8

BYTES_PER_ROW = [
    lambda bits: ((bits + 7) >> 3),
    lambda bits: ((bits + 15) >> 3) & ~1,
    lambda bits: ((bits + 31) >> 3) & ~3,
    lambda bits: ((bits + 63) >> 3) & ~7,
]

def sz(s, o):
    return s[o : s.index(b"\0", o)]

class PcfFontFile(FontFile.FontFile):
    """Font file plugin for the X11 PCF format."""

name = "name"

def __init__(self, fp, charset_encoding="iso8859-1"):

self.charset_encoding = charset_encoding

magic = l32(fp.read(4))
        if magic != PCF_MAGIC:
            raise SyntaxError("not a PCF file")

super().__init__()

count = l32(fp.read(4))
        self.toc = {}
        for i in range(count):
            type = l32(fp.read(4))
            self.toc[type] = l32(fp.read(4)), l32(fp.read(4)), l32(fp.read(4))

self.fp = fp

self.info = self._load_properties()

metrics = self._load_metrics()
        bitmaps = self._load_bitmaps(metrics)
        encoding = self._load_encoding()

#
        # create glyph structure

for ch in range(256):
            ix = encoding[ch]
            if ix is not None:
                x, y, l, r, w, a, d, f = metrics[ix]
                glyph = (w, 0), (l, d - y, x + l, d), (0, 0, x, y), bitmaps[ix]
                self.glyph[ch] = glyph

def _getformat(self, tag):

format, size, offset = self.toc[tag]

fp = self.fp
        fp.seek(offset)

format = l32(fp.read(4))

if format & 4:
            i16, i32 = b16, b32
        else:
            i16, i32 = l16, l32

return fp, format, i16, i32

def _load_properties(self):

#
        # font properties

properties = {}

fp, format, i16, i32 = self._getformat(PCF_PROPERTIES)

nprops = i32(fp.read(4))

# read property description
        p = []
        for i in range(nprops):
            p.append((i32(fp.read(4)), i8(fp.read(1)), i32(fp.read(4))))
        if nprops & 3:
            fp.seek(4 - (nprops & 3), io.SEEK_CUR)  # pad

data = fp.read(i32(fp.read(4)))

for k, s, v in p:
            k = sz(data, k)
            if s:
                v = sz(data, v)
            properties[k] = v

return properties

def _load_metrics(self):

#
        # font metrics

metrics = []

fp, format, i16, i32 = self._getformat(PCF_METRICS)

append = metrics.append

if (format & 0xFF00) == 0x100:

# "compressed" metrics
            for i in range(i16(fp.read(2))):
                left = i8(fp.read(1)) - 128
                right = i8(fp.read(1)) - 128
                width = i8(fp.read(1)) - 128
                ascent = i8(fp.read(1)) - 128
                descent = i8(fp.read(1)) - 128
                xsize = right - left
                ysize = ascent + descent
                append((xsize, ysize, left, right, width, ascent, descent, 0))

else:

# "jumbo" metrics
            for i in range(i32(fp.read(4))):
                left = i16(fp.read(2))
                right = i16(fp.read(2))
                width = i16(fp.read(2))
                ascent = i16(fp.read(2))
                descent = i16(fp.read(2))
                attributes = i16(fp.read(2))
                xsize = right - left
                ysize = ascent + descent
                append((xsize, ysize, left, right, width, ascent, descent, attributes))

return metrics

def _load_bitmaps(self, metrics):

#
        # bitmap data

bitmaps = []

fp, format, i16, i32 = self._getformat(PCF_BITMAPS)

nbitmaps = i32(fp.read(4))

if nbitmaps != len(metrics):
            raise OSError("Wrong number of bitmaps")

offsets = []
        for i in range(nbitmaps):
            offsets.append(i32(fp.read(4)))

bitmapSizes = []
        for i in range(4):
            bitmapSizes.append(i32(fp.read(4)))

# byteorder = format & 4  # non-zero => MSB
        bitorder = format & 8  # non-zero => MSB
        padindex = format & 3

bitmapsize = bitmapSizes[padindex]
        offsets.append(bitmapsize)

data = fp.read(bitmapsize)

pad = BYTES_PER_ROW[padindex]
        mode = "1;R"
        if bitorder:
            mode = "1"

for i in range(nbitmaps):
            x, y, l, r, w, a, d, f = metrics[i]
            b, e = offsets[i], offsets[i + 1]
            bitmaps.append(Image.frombytes("1", (x, y), data[b:e], "raw", mode, pad(x)))

return bitmaps

def _load_encoding(self):

# map character code to bitmap index
        encoding = [None] * 256

fp, format, i16, i32 = self._getformat(PCF_BDF_ENCODINGS)

firstCol, lastCol = i16(fp.read(2)), i16(fp.read(2))
        firstRow, lastRow = i16(fp.read(2)), i16(fp.read(2))

i16(fp.read(2))  # default

nencoding = (lastCol - firstCol + 1) * (lastRow - firstRow + 1)

encodingOffsets = [i16(fp.read(2)) for _ in range(nencoding)]

for i in range(firstCol, len(encoding)):
            try:
                encodingOffset = encodingOffsets[
                    ord(bytearray([i]).decode(self.charset_encoding))
                ]
                if encodingOffset != 0xFFFF:
                    encoding[i] = encodingOffset
            except UnicodeDecodeError:
                # character is not supported in selected encoding
                pass

return encoding

${this.title}

Code Editor : PcfFontFile.py