class YearLocator(DateLocator):
"""
Make ticks on a given day of each year that is a multiple of base.
Examples:
# Tick every year on Jan 1st
locator = YearLocator()
# Tick every 5 years on July 4th
locator = YearLocator(5, month=7, day=4)
"""
def __init__(self, base=1, month=1, day=1, tz=None):
"""
mark years that are multiple of base on a given month and day
(default jan 1)
"""
DateLocator.__init__(self, tz)
self.base = Base(base)
self.replaced = { 'month' : month,
'day' : day,
'hour' : 0,
'minute' : 0,
'second' : 0,
'tzinfo' : tz
}
def __call__(self):
self.verify_intervals()
dmin, dmax = self.viewlim_to_dt()
ymin = self.base.le(dmin.year)
ymax = self.base.ge(dmax.year) #print 'DMIN', num2date(dmin, tz).strftime(fmt)
#print 'DMAX', num2date(dmax, tz).strftime(fmt)
ticks = [dmin.replace(year=ymin, **self.replaced)]
while 1:
dt = ticks[-1]
if dt.year>=ymax: return date2num(ticks)
year = dt.year + self.base.get_base()
ticks.append(dt.replace(year=year, **self.replaced))
def autoscale(self):
"""
Set the view limits to include the data range
"""
self.verify_intervals()
dmin, dmax = self.datalim_to_dt()
ymin = self.base.le(dmin.year)
ymax = self.base.ge(dmax.year)
vmin = dmin.replace(year=ymin, **self.replaced)
vmax = dmax.replace(year=ymax, **self.replaced)
vmin = date2num(vmin)
vmax = date2num(vmax)
return self.nonsingular(vmin, vmax)
class YearLocator(DateLocator):
"""
Make ticks on a given day of each year that is a multiple of base.
Examples:
# Tick every year on Jan 1st
locator = YearLocator()
# Tick every 5 years on July 4th
locator = YearLocator(5, month=7, day=4)
"""
def __init__(self, base=1, month=1, day=1, tz=None):
"""
mark years that are multiple of base on a given month and day
(default jan 1)
"""
DateLocator.__init__(self, tz)
self.base = Base(base)
self.replaced = {
'month': month,
'day': day,
'hour': 0,
'minute': 0,
'second': 0,
'tzinfo': tz
}
def __call__(self):
self.verify_intervals()
dmin, dmax = self.viewlim_to_dt()
ymin = self.base.le(dmin.year)
ymax = self.base.ge(
dmax.year) #print 'DMIN', num2date(dmin, tz).strftime(fmt)
#print 'DMAX', num2date(dmax, tz).strftime(fmt)
ticks = [dmin.replace(year=ymin, **self.replaced)]
while 1:
dt = ticks[-1]
if dt.year >= ymax: return date2num(ticks)
year = dt.year + self.base.get_base()
ticks.append(dt.replace(year=year, **self.replaced))
def autoscale(self):
"""
Set the view limits to include the data range
"""
self.verify_intervals()
dmin, dmax = self.datalim_to_dt()
ymin = self.base.le(dmin.year)
ymax = self.base.ge(dmax.year)
vmin = dmin.replace(year=ymin, **self.replaced)
vmax = dmax.replace(year=ymax, **self.replaced)
vmin = date2num(vmin)
vmax = date2num(vmax)
return self.nonsingular(vmin, vmax)
def __init__(self, base=1, month=1, day=1, tz=None):
"""
mark years that are multiple of base on a given month and day
(default jan 1)
"""
DateLocator.__init__(self, tz)
self.base = Base(base)
self.replaced = { 'month' : month,
'day' : day,
'hour' : 0,
'minute' : 0,
'second' : 0,
'tzinfo' : tz
}
def __init__(self, base=1, month=1, day=1, tz=None):
"""
mark years that are multiple of base on a given month and day
(default jan 1)
"""
DateLocator.__init__(self, tz)
self.base = Base(base)
self.replaced = { 'month' : month,
'day' : day,
'hour' : 0,
'minute' : 0,
'second' : 0,
'tzinfo' : tz
}
