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Add rcParams to set ndivs minor ticks on axes separately #14355

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Add rcParams to set ndivs minor ticks on axes separately #14355

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f76508d
adding rcparams
Adioosin May 28, 2019
ba2c9c5
Autominorticker feature added
May 31, 2019
428eb89
Autominorticker feature added
May 31, 2019
a14d680
added auto feature to ndivs for both the axes
Adioosin Jun 5, 2019
9078458
travis changes
Adioosin Jun 5, 2019
104dc40
travis changes
Adioosin Jun 5, 2019
b5038d5
ticker.py updated
Adioosin Jun 6, 2019
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12 changes: 10 additions & 2 deletions lib/matplotlib/rcsetup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -235,6 +235,12 @@ def validate_int_or_None(s):
raise ValueError('Could not convert "%s" to int' % s)


def validate_int_or_auto(s):
if s == 'auto':
return s
return validate_int(s)


def validate_fonttype(s):
"""
confirm that this is a Postscript of PDF font type that we know how to
Expand Down Expand Up @@ -1310,10 +1316,11 @@ def _validate_linestyle(ls):
'xtick.minor.bottom': [True, validate_bool], # draw x axis bottom minor ticks
'xtick.major.top': [True, validate_bool], # draw x axis top major ticks
'xtick.major.bottom': [True, validate_bool], # draw x axis bottom major ticks
'xtick.minor.ndivs': ['auto', validate_int_or_auto], # sets ndivs value for x axis minor ticks

# fontsize of the xtick labels
'xtick.labelsize': ['medium', validate_fontsize],
'xtick.direction': ['out', validate_string], # direction of xticks
'xtick.direction': ['out', validate_string], # direction of xticks
'xtick.alignment': ["center", _validate_alignment],

'ytick.left': [True, validate_bool], # draw ticks on the left side
Expand All @@ -1332,10 +1339,11 @@ def _validate_linestyle(ls):
'ytick.minor.right': [True, validate_bool], # draw y axis right minor ticks
'ytick.major.left': [True, validate_bool], # draw y axis left major ticks
'ytick.major.right': [True, validate_bool], # draw y axis right major ticks
'ytick.minor.ndivs': ['auto', validate_int_or_auto], # sets ndivs value for y axis minor ticks

# fontsize of the ytick labels
'ytick.labelsize': ['medium', validate_fontsize],
'ytick.direction': ['out', validate_string], # direction of yticks
'ytick.direction': ['out', validate_string], # direction of yticks
'ytick.alignment': ["center_baseline", _validate_alignment],

'grid.color': ['#b0b0b0', validate_color], # grid color
Expand Down
8 changes: 7 additions & 1 deletion lib/matplotlib/ticker.py
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Expand Up @@ -2638,6 +2638,12 @@ def __init__(self, n=None):

def __call__(self):
'Return the locations of the ticks'
if self.ndivs is None:
if self.axis.__name__ == 'xaxis':
self.ndivs = rcParams['xtick.minor.ndivs']
elif self.axis.__name__ == 'yaxis':
self.ndivs = rcParams['ytick.minor.ndivs']

if self.axis.get_scale() == 'log':
cbook._warn_external('AutoMinorLocator does not work with '
'logarithmic scale')
Expand All @@ -2653,7 +2659,7 @@ def __call__(self):
# no ticks at all.
return []

if self.ndivs is None:
if self.ndivs == 'auto':

majorstep_no_exponent = 10 ** (np.log10(majorstep) % 1)

Expand Down
2 changes: 2 additions & 0 deletions matplotlibrc.template
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Original file line number Diff line number Diff line change
Expand Up @@ -377,6 +377,7 @@
#xtick.minor.top : True ## draw x axis top minor ticks
#xtick.minor.bottom : True ## draw x axis bottom minor ticks
#xtick.alignment : center ## alignment of xticks
#xtick.minor.ndivs : auto ## set ndivs value for x axis minor ticks

#ytick.left : True ## draw ticks on the left side
#ytick.right : False ## draw ticks on the right side
Expand All @@ -397,6 +398,7 @@
#ytick.minor.left : True ## draw y axis left minor ticks
#ytick.minor.right : True ## draw y axis right minor ticks
#ytick.alignment : center_baseline ## alignment of yticks
#ytick.minor.ndivs : auto ## set ndivs value for y axis minor ticks

#### GRIDS
#grid.color : b0b0b0 ## grid color
Expand Down