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from __future__ import (absolute_import, division, print_function,
unicode_literals)
import six
import matplotlib.axes as maxes
from matplotlib.artist import Artist
from matplotlib.axis import XAxis, YAxis
class SimpleChainedObjects(object):
def __init__(self, objects):
self._objects = objects
def __getattr__(self, k):
_a = SimpleChainedObjects([getattr(a, k) for a in self._objects])
return _a
def __call__(self, *kl, **kwargs):
for m in self._objects:
m(*kl, **kwargs)
class Axes(maxes.Axes):
class AxisDict(dict):
def __init__(self, axes):
self.axes = axes
super(Axes.AxisDict, self).__init__()
def __getitem__(self, k):
if isinstance(k, tuple):
r = SimpleChainedObjects(
[super(Axes.AxisDict, self).__getitem__(k1) for k1 in k])
return r
elif isinstance(k, slice):
if k.start is None and k.stop is None and k.step is None:
r = SimpleChainedObjects(list(six.itervalues(self)))
return r
else:
raise ValueError("Unsupported slice")
else:
return dict.__getitem__(self, k)
def __call__(self, *v, **kwargs):
return maxes.Axes.axis(self.axes, *v, **kwargs)
def __init__(self, *kl, **kw):
super(Axes, self).__init__(*kl, **kw)
def _init_axis_artists(self, axes=None):
if axes is None:
axes = self
self._axislines = self.AxisDict(self)
self._axislines["bottom"] = SimpleAxisArtist(self.xaxis, 1, self.spines["bottom"])
self._axislines["top"] = SimpleAxisArtist(self.xaxis, 2, self.spines["top"])
self._axislines["left"] = SimpleAxisArtist(self.yaxis, 1, self.spines["left"])
self._axislines["right"] = SimpleAxisArtist(self.yaxis, 2, self.spines["right"])
def _get_axislines(self):
return self._axislines
axis = property(_get_axislines)
def cla(self):
super(Axes, self).cla()
self._init_axis_artists()
class SimpleAxisArtist(Artist):
def __init__(self, axis, axisnum, spine):
self._axis = axis
self._axisnum = axisnum
self.line = spine
if isinstance(axis, XAxis):
self._axis_direction = ["bottom", "top"][axisnum-1]
elif isinstance(axis, YAxis):
self._axis_direction = ["left", "right"][axisnum-1]
else:
raise ValueError("axis must be instance of XAxis or YAxis : %s is provided" % (axis,))
Artist.__init__(self)
def _get_major_ticks(self):
tickline = "tick%dline" % self._axisnum
return SimpleChainedObjects([getattr(tick, tickline)
for tick in self._axis.get_major_ticks()])
def _get_major_ticklabels(self):
label = "label%d" % self._axisnum
return SimpleChainedObjects([getattr(tick, label)
for tick in self._axis.get_major_ticks()])
def _get_label(self):
return self._axis.label
major_ticks = property(_get_major_ticks)
major_ticklabels = property(_get_major_ticklabels)
label = property(_get_label)
def set_visible(self, b):
self.toggle(all=b)
self.line.set_visible(b)
self._axis.set_visible(True)
Artist.set_visible(self, b)
def set_label(self, txt):
self._axis.set_label_text(txt)
def toggle(self, all=None, ticks=None, ticklabels=None, label=None):
if all:
_ticks, _ticklabels, _label = True, True, True
elif all is not None:
_ticks, _ticklabels, _label = False, False, False
else:
_ticks, _ticklabels, _label = None, None, None
if ticks is not None:
_ticks = ticks
if ticklabels is not None:
_ticklabels = ticklabels
if label is not None:
_label = label
tickOn = "tick%dOn" % self._axisnum
labelOn = "label%dOn" % self._axisnum
if _ticks is not None:
tickparam = {tickOn: _ticks}
self._axis.set_tick_params(**tickparam)
if _ticklabels is not None:
tickparam = {labelOn: _ticklabels}
self._axis.set_tick_params(**tickparam)
if _label is not None:
pos = self._axis.get_label_position()
if (pos == self._axis_direction) and not _label:
self._axis.label.set_visible(False)
elif _label:
self._axis.label.set_visible(True)
self._axis.set_label_position(self._axis_direction)
if __name__ == '__main__':
import matplotlib.pyplot as plt
fig = plt.figure()
ax = Axes(fig, [0.1, 0.1, 0.8, 0.8])
fig.add_axes(ax)
ax.cla()
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