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add a go_back option, as returning will ruin the image on kde konsole #4

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add a go_back option, as returning will ruin the image on kde konsole #4

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12 changes: 7 additions & 5 deletions sixel/sixel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -25,9 +25,9 @@ def save_position(self, output):
output.write('\x1b7') # DECSC

def restore_position(self, output):
if not self._body_only:
if os.isatty(output.fileno()):
output.write('\x1b8') # DECRC
if not self._body_only \
and os.isatty(output.fileno()):
output.write('\x1b8') # DECRC

def move_x(self, n, fabsolute, output):
if not self._body_only:
Expand Down Expand Up @@ -60,7 +60,8 @@ def draw(self,
ncolor=256,
alpha_threshold=0,
chromakey=False,
fast=True):
fast=True,
go_back=True):

try:
filename.seek(0)
Expand All @@ -86,4 +87,5 @@ def draw(self,
sixel_converter.write(output, body_only=self._body_only)

finally:
self.restore_position(output)
if go_back:
self.restore_position(output)