def _generate_lines(self, starty, startx):
i = starty
if not self.source:
return
while True:
try:
line = self._get_line(i).expandtabs(4)
text = ansi.ansi_re.sub('', line) if self.markup == 'ansi' else line
text_len = len(text)
size = 0
pos = 0
# Get the start position
while startx > size and pos < text_len:
size += utf_char_width(text[pos])
pos += 1
old_pos = pos
size = 0
while True:
if text_len in (0, pos):
line_bit = (ansi.char_slice(line, old_pos,
text_len) + ansi.reset) \
if self.markup == 'ansi' else text[old_pos:]
yield line_bit.rstrip().replace('\r\n', '\n')
break
size += utf_char_width(text[pos])
# Last char of this line is east_asian_char,
# show it at next line so ignore it at this line.
if size > self.wid:
pos -= 1
if size >= self.wid:
line_bit = (ansi.char_slice(line, old_pos,
pos + 1 - old_pos) + ansi.reset) \
if self.markup == 'ansi' else text[old_pos:pos + 1]
yield line_bit.rstrip().replace('\r\n', '\n')
# Don't wrap lines in pager.
if not self.fm.settings.wrap_plaintext_previews or self.focused:
break
old_pos = pos + 1
size = 0
pos += 1
except IndexError:
return
i += 1
def _generate_lines(self, starty, startx):
i = starty
if not self.source:
return
while True:
try:
line = self._get_line(i).expandtabs(4)
if self.markup == 'ansi':
line = ansi.char_slice(line, startx, self.wid) + ansi.reset
else:
line = line[startx:self.wid + startx]
yield line.rstrip().replace('\r\n', '\n')
except IndexError:
return
i += 1
def _generate_lines(self, starty, startx):
i = starty
if not self.source:
raise StopIteration
while True:
try:
line = self._get_line(i).expandtabs(4)
if self.markup is 'ansi':
line = ansi.char_slice(line, startx, self.wid) + ansi.reset
else:
line = line[startx:self.wid + startx]
yield line.rstrip()
except IndexError:
raise StopIteration
i += 1
def _generate_lines(self, starty, startx):
i = starty
if not self.source:
return
while True:
try:
line = self._get_line(i).expandtabs(4)
if self.markup == 'ansi':
line = ansi.char_slice(line, startx, self.wid) + ansi.reset
else:
line = line[startx:self.wid + startx]
yield line.rstrip().replace('\r\n', '\n')
except IndexError:
return
i += 1
def _generate_lines(self, starty, startx):
i = starty
if not self.source:
raise StopIteration
while True:
try:
line = self._get_line(i).expandtabs(4)
if self.markup is 'ansi':
line = ansi.char_slice(line, startx, self.wid) + ansi.reset
else:
line = line[startx:self.wid + startx]
yield line.rstrip()
except IndexError:
raise StopIteration
i += 1
def _generate_lines(self, starty, startx):
i = starty
if not self.source:
return
while True:
try:
line = self._get_line(i).expandtabs(4)
for part in ((0,) if not
self.fm.settings.wrap_plaintext_previews else
range(max(1, ((len(line) - 1) // self.wid) + 1))):
shift = part * self.wid
if self.markup == 'ansi':
line_bit = (ansi.char_slice(line, startx + shift,
self.wid + shift)
+ ansi.reset)
else:
line_bit = line[startx + shift:self.wid + startx
+ shift]
yield line_bit.rstrip().replace('\r\n', '\n')
except IndexError:
return
i += 1
def test_char_slice(self): ansi_string = "[0;30;40mX[0;31;41mY[0m" expected = "[0;30;40mX" self.assertEqual(ansi.char_slice(ansi_string, 0, 1), expected)