def decimal_to_dms(decimal):
"""Convert decimal degrees into degrees, minutes, seconds."""
remainder, degrees = split_float(abs(decimal))
remainder, minutes = split_float(remainder * 60)
return [
Rational(degrees, 1),
Rational(minutes, 1),
float_to_rational(remainder * 60)
]
def decimal_to_dms(decimal):
"""Convert decimal degrees into degrees, minutes, seconds."""
remainder, degrees = split_float(abs(decimal))
remainder, minutes = split_float(remainder * 60)
return [
Rational(degrees, 1),
Rational(minutes, 1),
float_to_rational(remainder * 60)
]
def decimal_to_dms(decimal):
"""Convert decimal degrees into degrees, minutes, seconds.
>>> decimal_to_dms(50.445891)
[Fraction(50, 1), Fraction(26, 1), Fraction(113019, 2500)]
>>> decimal_to_dms(-125.976893)
[Fraction(125, 1), Fraction(58, 1), Fraction(92037, 2500)]
"""
remainder, degrees = split_float(abs(decimal))
remainder, minutes = split_float(remainder * 60)
return [Fraction(n) for n in (degrees, minutes, remainder * 60)]
def display_offset(offset, value, add, subtract):
"""Display minutes and seconds in the offset GtkScale.
>>> display_offset(None, 10, 'Add %d, %d', 'Subtract %d, %d')
'Add 0, 10'
>>> display_offset(None, 100, 'Add %d, %d', 'Subtract %d, %d')
'Add 1, 40'
>>> display_offset(None, -100, 'Add %d, %d', 'Subtract %d, %d')
'Subtract 1, 40'
"""
seconds, minutes = split_float(abs(value) / 60)
return (subtract if value < 0 else add) % (minutes, int(seconds * 60))
def display_offset(offset, value, add, subtract):
"""Display minutes and seconds in the offset GtkScale.
>>> display_offset(None, 10, 'Add %d, %d', 'Subtract %d, %d')
'Add 0, 10'
>>> display_offset(None, 100, 'Add %d, %d', 'Subtract %d, %d')
'Add 1, 40'
>>> display_offset(None, -100, 'Add %d, %d', 'Subtract %d, %d')
'Subtract 1, 40'
"""
seconds, minutes = split_float(abs(value) / 60)
return (subtract if value < 0 else add) % (minutes, int(seconds * 60))
def timezone_handler(self, *ignore):
"""Set the timezone to the chosen zone and update all photos."""
environ['TZ'] = ''
if self.timezone_method == 'lookup':
# Note that this will gracefully fallback on system timezone
# if no timezone has actually been found yet.
environ['TZ'] = self.found_timezone
elif self.timezone_method == 'offset':
minutes, hours = split_float(-float(self.utc_offset))
environ['TZ'] = 'UTC{:+}:{:02}'.format(
int(hours), int(abs(minutes) * 60))
elif self.timezone_method == 'custom' and \
self.timezone_region and self.timezone_city:
environ['TZ'] = '/'.join(
[self.timezone_region, self.timezone_city])
tzset()
self.offset_handler()
def timezone_handler(self, *ignore):
"""Set the timezone to the chosen zone and update all photos."""
environ['TZ'] = ''
if self.timezone_method == 'lookup':
# Note that this will gracefully fallback on system timezone
# if no timezone has actually been found yet.
environ['TZ'] = self.found_timezone
elif self.timezone_method == 'offset':
minutes, hours = split_float(-float(self.utc_offset))
environ['TZ'] = 'UTC{:+}:{:02}'.format(int(hours),
int(abs(minutes) * 60))
elif self.timezone_method == 'custom' and \
self.timezone_region and self.timezone_city:
environ['TZ'] = '/'.join(
[self.timezone_region, self.timezone_city])
tzset()
self.offset_handler()
def display_offset(offset, value, add, subtract):
"""Display the offset spinbutton as M:SS."""
seconds, minutes = split_float(abs(value) / 60)
return (subtract if value < 0 else add) % (minutes, int(seconds * 60))
