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Diffstat (limited to 'PIL/ImageQt.py')
-rw-r--r-- | PIL/ImageQt.py | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/PIL/ImageQt.py b/PIL/ImageQt.py deleted file mode 100644 index 2e9f476..0000000 --- a/PIL/ImageQt.py +++ /dev/null @@ -1,84 +0,0 @@ -# -# The Python Imaging Library. -# $Id: ImageQt.py 2741 2006-06-18 16:17:20Z fredrik $ -# -# a simple Qt image interface. -# -# history: -# 2006-06-03 fl: created -# 2006-06-04 fl: inherit from QImage instead of wrapping it -# 2006-06-05 fl: removed toimage helper; move string support to ImageQt -# -# Copyright (c) 2006 by Secret Labs AB -# Copyright (c) 2006 by Fredrik Lundh -# -# See the README file for information on usage and redistribution. -# - -import Image - -from PyQt4.QtGui import QImage, qRgb - -## -# (Internal) Turns an RGB color into a Qt compatible color integer. - -def rgb(r, g, b): - # use qRgb to pack the colors, and then turn the resulting long - # into a negative integer with the same bitpattern. - return (qRgb(r, g, b) & 0xffffff) - 0x1000000 - -## -# An PIL image wrapper for Qt. This is a subclass of PyQt4's QImage -# class. -# -# @param im A PIL Image object, or a file name (given either as Python -# string or a PyQt string object). - -class ImageQt(QImage): - - def __init__(self, im): - - data = None - colortable = None - - # handle filename, if given instead of image name - if hasattr(im, "toUtf8"): - # FIXME - is this really the best way to do this? - im = unicode(im.toUtf8(), "utf-8") - if Image.isStringType(im): - im = Image.open(im) - - if im.mode == "1": - format = QImage.Format_Mono - elif im.mode == "L": - format = QImage.Format_Indexed8 - colortable = [] - for i in range(256): - colortable.append(rgb(i, i, i)) - elif im.mode == "P": - format = QImage.Format_Indexed8 - colortable = [] - palette = im.getpalette() - for i in range(0, len(palette), 3): - colortable.append(rgb(*palette[i:i+3])) - elif im.mode == "RGB": - data = im.tostring("raw", "BGRX") - format = QImage.Format_RGB32 - elif im.mode == "RGBA": - try: - data = im.tostring("raw", "BGRA") - except SystemError: - # workaround for earlier versions - r, g, b, a = im.split() - im = Image.merge("RGBA", (b, g, r, a)) - format = QImage.Format_ARGB32 - else: - raise ValueError("unsupported image mode %r" % im.mode) - - # must keep a reference, or Qt will crash! - self.__data = data or im.tostring() - - QImage.__init__(self, self.__data, im.size[0], im.size[1], format) - - if colortable: - self.setColorTable(colortable) |