def display_text(
string,
bgcolor=bgcolor,
dfont=pygame.font.Font(myexpefont,
round(2 / 3 * myexpefontsize))): # Display text
font = dfont # Font name and size
if textdirection == 'RTL':
text = font.render(
pyfribidi.log2vis(string), 1,
fgcolor) # Set text to display, antialiasing and color
if DEBUG:
print(string, pyfribidi.log2vis(string))
else:
text = font.render(
string, 1, fgcolor) # Set text to display, antialiasing and color
if DEBUG:
print(string)
textpos = text.get_rect() # Get coordinates of the surface
# needed for text display
textsize = text.get_size()
textpos.centerx = background.get_rect().centerx # set text
# x-position
# centered
textpos.centery = background.get_rect().centery # set text
# y-position
# centered
background.fill(bgcolor) # Blank the background surface
window.blit(background, (0, 0)) # Blit it
window.blit(text, textpos) # Blits the text to the coordinates
pygame.display.flip() # Flip the display
return (textsize, textpos)
def format(self, item):
if item.price_include_lawyer == None:
return '---'
elif item.price_include_lawyer == False:
return log2vis(gettext('no'))
elif item.price_include_lawyer == True:
return log2vis(gettext('yes'))
def testCp1255NaturalRTL(self):
""" other encodings: cp1255 """
charset = 'cp1255'
self.assertEqual(
pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
def testUTF16NaturalRTL(self):
""" other encodings: utf-16 """
charset = 'utf-16'
self.assertEqual(
pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
def testIso8859_8NaturalRTL(self):
""" other encodings: iso8859-8 """
charset = 'iso8859-8'
self.assertEqual(
pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
def biditext_cb(data, modifier, modifier_data, line):
# We assume a tab separates the nick from the text
text = line.split('\t', 1)
if len(text) > 1:
text[1] = log2vis(text[1], ON)
return '\t'.join(text)
return line
def biditext_cb(data, modifier, modifier_data, line):
# We assume a tab separates the nick from the text
text = line.split('\t', 1)
if len(text) > 1:
text[1] = log2vis(text[1], ON)
return '\t'.join(text)
return line
def format(self, item):
clients = item.clients
str2 = ''
parts = clients.strip().split('\r\n')
parts.reverse()
for s in parts:
str2 += log2vis(s)
return Paragraph(str2, styleRow10)
def format(self, item):
'''
item is of type EmployeeSalary
'''
val = ''
sales = item.sales
for project, sales in sales:
val += log2vis("%s - %s" % (project, len(sales))) + '<br/>'
return val
def format(self, item):
'''
item is of type EmployeeSalary
'''
val = ''
sales = item.sales
for project, sales in sales:
val += log2vis("%s - %s" % (project, len(sales))) + '<br/>'
return val
def testBigString(self):
""" unicode: big string
It does not make sense to order such big strings, this just
checks that there are no size limits in pyfribidi.
"""
# About 2MB string for default python build (ucs2)
big = (u'א' * 1024) * 1024
self.assertEqual(pyfribidi.log2vis(big), big)
def testBigString(self):
""" utf8: big string
It does not make sense to order such big strings, this just
checks that there are no size limits in pyfribidi.
"""
# About 2MB string
big = ('א' * 1024) * 1024
self.assertEqual(pyfribidi.log2vis(big), big)
def testBigString(self):
""" unicode: big string
It does not make sense to order such big strings, this just
checks that there are no size limits in pyfribidi.
"""
# About 2MB string for default python build (ucs2)
big = (u'א' * 1024) * 1024
self.assertEqual(pyfribidi.log2vis(big), big)
def testBigString(self):
""" utf8: big string
It does not make sense to order such big strings, this just
checks that there are no size limits in pyfribidi.
"""
# About 2MB string
big = ('א' * 1024) * 1024
self.assertEqual(pyfribidi.log2vis(big), big)
def display_text(string, direction):
pygame.font.init()
font = pygame.font.Font(myexpefont, myexpefontsize) # Font name and size
#text = font.render(string, 1, (250, 250, 250)) # Set text to display, antialiasing and color
if direction == 'RTL':
text = font.render(
pyfribidi.log2vis(string), 1,
fgcolor) # Set text to display, antialiasing and color
print string, pyfribidi.log2vis(string)
else:
text = font.render(
string, 1, fgcolor) # Set text to display, antialiasing and color
print string
textpos = text.get_rect() # Get surface size information
textpos.centerx = background.get_rect().centerx # set x position
textpos.centery = background.get_rect().centery # set y position
screen.fill(bgcolor)
screen.blit(text, textpos)
pygame.display.flip()
def _formatText(self, text):
"Generates PDF text output operator(s)"
text = pyfribidi.log2vis(text, RTL)
if self._dynamicFont:
results = []
font = pdfmetrics.getFont(self._fontname)
for subset, chunk in font.splitString(text, self._canvas._doc):
if subset != self._curSubset:
pdffontname = font.getSubsetInternalName(subset, self._canvas._doc)
results.append("%s %s Tf %s TL" % (pdffontname, fp_str(self._fontsize), fp_str(self._leading)))
self._curSubset = subset
chunk = self._canvas._escape(chunk)
results.append("(%s) Tj" % chunk)
return string.join(results, ' ')
else:
text = self._canvas._escape(text)
return "(%s) Tj" % text
def on_button_clicked(obj):
inText = clip.wait_for_text()
outText = pyfribidi.log2vis(inText, pyfribidi.ON)
clip.set_text(outText)
def testNaturalLTR(self):
""" unicode: reorder LTR line by natural order """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", ON),
u"hello - םולש")
def biditext_cb(data, modifier, modifier_data, line):
return log2vis(line, LTR)
def testEmpty(self):
""" utf8: empty string """
self.assertEqual(pyfribidi.log2vis(''), '')
def test_glibc_free_invalid_next_size(self):
# *** glibc detected *** /home/ralf/py27/bin/python2: free(): invalid next size (fast): 0x00000000011cff00 ***
pyfribidi.log2vis(
'\xf0\x90\x8e\xa2\xf0\x90\x8e\xaf\xf0\x90\x8e\xb4\xf0\x90\x8e\xa1\xf0\x90\x8f\x83'
)
def test_glibc_free_invalid_next_size(self):
# *** glibc detected *** /home/ralf/py27/bin/python2: free(): invalid next size (fast): 0x00000000011cff00 ***
pyfribidi.log2vis('\xf0\x90\x8e\xa2\xf0\x90\x8e\xaf\xf0\x90\x8e\xb4\xf0\x90\x8e\xa1\xf0\x90\x8f\x83')
def testReorderNonSpacingMarks(self):
"""unicode: reorder non spacing marks"""
self.assertEqual(pyfribidi.log2vis(u"חַיְפַא", RTL),
u"אפַיְחַ"
)
def testNoReorderNonSpacingMarks(self):
"""unicode: reorder non spacing marks"""
self.assertEqual(pyfribidi.log2vis(u"חַיְפַא", RTL, reordernsm=False),
u"אַפְיַח")
def testReorderNonSpacingMarks(self):
"""unicode: reorder non spacing marks"""
self.assertEqual(pyfribidi.log2vis(u"חַיְפַא", RTL), u"אפַיְחַ")
def testNaturalLTR(self):
""" unicode: reorder LTR line by natural order """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", ON),
u"hello - םולש")
def testNaturalRTL(self):
""" unicode: reorder RTL line by natural order """
self.assertEqual(pyfribidi.log2vis(u"שלום - hello", ON),
u"hello - םולש")
def testAsLTR(self):
""" unicode: reorder line as LTR """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", LTR),
u"hello - םולש")
def testAsRTL(self):
""" unicode: reorder line as RTL """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", RTL),
u"םולש - hello")
def testDefaultDirection(self):
""" unicode: use RTL default """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום"),
pyfribidi.log2vis(u"hello - שלום", RTL))
def prep_arabic(string):
'''Prepares strings with arabic in them for being printed to the terminal
'''
return pyfribidi.log2vis(string)
def testIso8859_8NaturalRTL(self):
""" other encodings: iso8859-8 """
charset = 'iso8859-8'
self.assertEqual(pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
text = text.encode('%(encoding)s')
""" % locals()
if encoding in ['unicode', 'utf-8']:
# utf-8 is the default encoding for strings
code = "pyfribidi.log2vis(text)"
else:
# other encodings require encoding parameter
code = "pyfribidi.log2vis(text, encoding='%s')" % encoding
timer = timeit.Timer(code, setup)
seconds = timer.timeit(number=tests)
microseconds = 1000000 * seconds / tests
print("%12s: %.8f seconds (%.2f usec/pass)" %
(encoding, seconds, microseconds))
# warm up caches
for i in xrange(100000):
pyfribidi.log2vis(u'Some text to warm up the caches')
lines = 50 # typical screen of text
print('\ntime to reorder %s lines:\n' % lines)
for encoding in hebrew_encodings:
timeEncoding(encoding, lines)
lines = 100000
print('\ntime to reorder %s lines:\n' % lines)
for encoding in hebrew_encodings:
timeEncoding(encoding, lines)
def testUTF16NaturalRTL(self):
""" other encodings: utf-16 """
charset = 'utf-16'
self.assertEqual(pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
def testNoReorderNonSpacingMarks(self):
"""unicode: reorder non spacing marks"""
self.assertEqual(pyfribidi.log2vis(u"חַיְפַא", RTL, reordernsm=False),
u"אַפְיַח"
)
# utf-8 is the default encoding for strings
code = "pyfribidi.log2vis(text)"
else:
# other encodings require encoding parameter
code = "pyfribidi.log2vis(text, encoding='%s')" % encoding
timer = timeit.Timer(code, setup)
seconds = timer.timeit(number=tests)
microseconds = 1000000 * seconds / tests
print "%12s: %.8f seconds (%.2f usec/pass)" % (encoding, seconds,
microseconds)
# warm up caches
for i in xrange(100000):
pyfribidi.log2vis(u'Some text to warm up the caches')
lines = 50 # typical screen of text
print
print 'time to rerorder %s lines:' % lines
print
for encoding in hebrew_encodings:
timeEncoding(encoding, lines)
lines = 100000
print
print 'time to rerorder %s lines:' % lines
print
for encoding in hebrew_encodings:
timeEncoding(encoding, lines)
def biditext_cb(data, modifier, modifier_data, line):
return log2vis(line, LTR)
def testAsRTL(self):
""" unicode: reorder line as RTL """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", RTL),
u"םולש - hello")
def simple_render(text):
result = log2vis(text)
return result
def testEmpty(self):
""" unicode: empty string """
self.assertEqual(pyfribidi.log2vis(u''), u'')
def testCp1255NaturalRTL(self):
""" other encodings: cp1255 """
charset = 'cp1255'
self.assertEqual(pyfribidi.log2vis(u"שלום - hello".encode(charset),
encoding=charset),
u"hello - םולש".encode(charset))
def get_extents(font_name ,text, font_size):
result = log2vis(text)
result = shape(font_name, text, font_size)
x_advance = sum([char['x_advance'] for char in result])
y_advance = 0
return x_advance, y_advance
def testEmpty(self):
""" unicode: empty string """
self.assertEqual(pyfribidi.log2vis(u''), u'')
def _getFragWords(frags, use_bidi=False):
''' given a Parafrag list return a list of fragwords
[[size, (f00,w00), ..., (f0n,w0n)],....,[size, (fm0,wm0), ..., (f0n,wmn)]]
each pair f,w represents a style and some string
each sublist represents a word
'''
R = [] # the collection of frag information
W = [] # a frag per word
n = 0 # width of the frag
hangingStrip = False
for f in frags:
text = f.text
if use_bidi and pyfribidi:
text = pyfribidi.log2vis(text)
# PDF renderers commonly mishandle uFEFF, but it's safe to delete it, so do that now.
if u'\ufeff' in text:
text = u''.join([c for c in text if c != u'\ufeff'])
else:
is_indic = False
for c in text:
if 2304 <= ord(c) <= 3071 or 3398 <= ord(c) <= 3415 or 4096 <= ord(c) <= 4191:
is_indic = True
break
if is_indic:
dependent_vowels = (u'\u0a3f', u'\u0bc6', u'\u0bc7', u'\u0bc8', u'\u09bf', u'\u09c7',
u'\u09c8', u'\u0d46', u'\u0d47', u'\u0d48', u'\u093f', u'\u0b47', u'\u0abf', u'\u1031',
u'\u0dd9', u'\u0ddb')
text = [c for c in text]
k = 1
for c in text[1:]:
if c in dependent_vowels:
text[k-1], text[k] = text[k], text[k-1]
k += 1
text = u''.join(text)
#del f.text # we can't do this until we sort out splitting
# of paragraphs
if text!='':
if hangingStrip:
hangingStrip = False
text = text.lstrip()
#if type(text) is str:
# text = text.decode('utf8')
S = split(text)
if S==[]: S = ['']
# not sure what's going on here yet
if W!=[] and text[0] in whitespace:
W.insert(0,n)
R.append(W)
W = []
n = 0
# loop through all but the last word
for w in S[:-1]:
W.append((f,w))
n += stringWidth(w, f.fontName, f.fontSize)
W.insert(0,n)
R.append(W)
W = []
n = 0
# handle the last word
# WTF IS ALL OF THIS.
# set the word to the last word, because we skipped it in the for loop above
w = S[-1]
W.append((f,w))
n += stringWidth(w, f.fontName, f.fontSize)
# if the last character in the text is whitespace
# then go ahead and add the wordfrag structure
# otherwise it will be caught by the last if W != []
# and the exact same thing will happen.. WTF
# ^ but only if this is the last frag
# otherwise this frag gets included in with something else
# W is not always length = 2 when it is appended
if text and text[-1] in whitespace:
W.insert(0,n)
R.append(W)
W = []
n = 0
#elif hasattr(f,'cbDefn'):
# w = getattr(f.cbDefn,'width',0)
# if w:
# if W!=[]:
# W.insert(0,n)
# R.append(W)
# W = []
# n = 0
# R.append([w,(f,'')])
# else:
# W.append((f,''))
elif hasattr(f, 'lineBreak'):
#pass the frag through. The line breaker will scan for it.
if W!=[]:
W.insert(0,n)
R.append(W)
W = []
n = 0
R.append([0,(f,'')])
hangingStrip = True
if W!=[]:
W.insert(0,n)
R.append(W)
return R
def testDefaultDirection(self):
""" unicode: use RTL default """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום"),
pyfribidi.log2vis(u"hello - שלום", RTL))
def test_log2vis(self):
result = pyfribidi.log2vis(self.text)
self.assertEqual(self.result, result)
def testAsLTR(self):
""" unicode: reorder line as LTR """
self.assertEqual(pyfribidi.log2vis(u"hello - שלום", LTR),
u"hello - םולש")
def format(self, item):
return log2vis(item.project.initiator)
def testNaturalRTL(self):
""" unicode: reorder RTL line by natural order """
self.assertEqual(pyfribidi.log2vis(u"שלום - hello", ON),
u"hello - םולש")
def visualizeIfUnicode(s):
return pyfribidi.log2vis(s, base_direction=pyfribidi.ON
).decode('utf-8')
def format(self, item):
return log2vis(item.project.name_and_city)
def bidi(s,enabled=DEFAULT_BIDI):
if not enabled: return s
return log2vis(s,base_direction=LTR)
def on_button_clicked(obj): inText = clip.wait_for_text() outText = pyfribidi.log2vis (inText, pyfribidi.ON) clip.set_text(outText)
def testEmpty(self):
""" utf8: empty string """
self.assertEqual(pyfribidi.log2vis(''), '')
