/usr/lib/pybik/pybiklib/textures.py is in pybik 1.1-2build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Pybik -- A 3 dimensional magic cube game.
# Copyright © 2009, 2011-2013 B. Clausius <barcc@gmx.de>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Ported from GNUbik
# Original filename: textures.c
# Original copyright and license: 2003 John Darrington, GPL3+
import os
from glob import glob
# pylint: disable=W0614,W0401
from PyQt4.QtCore import Qt
from PyQt4.QtGui import *
# pylint: enable=W0614,W0401
from . import config
class Textures (object):
max_size = 256
stock_dir = os.path.join(config.UI_DIR, 'images')
def __init__(self):
self.stock_files = sorted(os.path.basename(f) for f in glob(os.path.join(self.stock_dir, '*')))
self.stock_pixbuf = {'': self.create_dummy()}
def get_stock_pixbuf(self, name):
try:
return self.stock_pixbuf[name]
except KeyError:
if name not in self.stock_files:
return self.stock_pixbuf['']
filename = os.path.join(self.stock_dir, name)
self.stock_pixbuf[name] = pixbuf = self.create_pixbuf_from_file(filename)
return pixbuf
@classmethod
def create_pixbuf_from_file(cls, filename):
image = QImage(filename)
# We must scale the image, because Mesa/OpenGL insists on it being of size
# 2^n ( where n is integer )
width = image.width()
height = image.height()
scaled_width = cls.max_size
while scaled_width > width:
scaled_width //= 2
scaled_height = cls.max_size
while scaled_height > height:
scaled_height //= 2
return image.scaled(scaled_width, scaled_height, transformMode=Qt.SmoothTransformation)
@classmethod
def create_dummy(cls):
image = QImage(1, 1, QImage.Format_ARGB32)
image.fill(0)
return image
textures = Textures()
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