143 lines
4.5 KiB
Python
143 lines
4.5 KiB
Python
|
from matplotlib.artist import Artist
|
||
|
import matplotlib.cbook as cbook
|
||
|
|
||
|
|
||
|
class Container(tuple):
|
||
|
"""
|
||
|
Base class for containers.
|
||
|
|
||
|
Containers are classes that collect semantically related Artists such as
|
||
|
the bars of a bar plot.
|
||
|
"""
|
||
|
|
||
|
def __repr__(self):
|
||
|
return ("<{} object of {} artists>"
|
||
|
.format(type(self).__name__, len(self)))
|
||
|
|
||
|
def __new__(cls, *args, **kwargs):
|
||
|
return tuple.__new__(cls, args[0])
|
||
|
|
||
|
def __init__(self, kl, label=None):
|
||
|
self._callbacks = cbook.CallbackRegistry()
|
||
|
self._remove_method = None
|
||
|
self.set_label(label)
|
||
|
|
||
|
def remove(self):
|
||
|
for c in cbook.flatten(
|
||
|
self, scalarp=lambda x: isinstance(x, Artist)):
|
||
|
if c is not None:
|
||
|
c.remove()
|
||
|
if self._remove_method:
|
||
|
self._remove_method(self)
|
||
|
|
||
|
def get_children(self):
|
||
|
return [child for child in cbook.flatten(self) if child is not None]
|
||
|
|
||
|
get_label = Artist.get_label
|
||
|
set_label = Artist.set_label
|
||
|
add_callback = Artist.add_callback
|
||
|
remove_callback = Artist.remove_callback
|
||
|
pchanged = Artist.pchanged
|
||
|
|
||
|
|
||
|
class BarContainer(Container):
|
||
|
"""
|
||
|
Container for the artists of bar plots (e.g. created by `.Axes.bar`).
|
||
|
|
||
|
The container can be treated as a tuple of the *patches* themselves.
|
||
|
Additionally, you can access these and further parameters by the
|
||
|
attributes.
|
||
|
|
||
|
Attributes
|
||
|
----------
|
||
|
patches : list of :class:`~matplotlib.patches.Rectangle`
|
||
|
The artists of the bars.
|
||
|
|
||
|
errorbar : None or :class:`~matplotlib.container.ErrorbarContainer`
|
||
|
A container for the error bar artists if error bars are present.
|
||
|
*None* otherwise.
|
||
|
|
||
|
datavalues : None or array-like
|
||
|
The underlying data values corresponding to the bars.
|
||
|
|
||
|
orientation : {'vertical', 'horizontal'}, default: None
|
||
|
If 'vertical', the bars are assumed to be vertical.
|
||
|
If 'horizontal', the bars are assumed to be horizontal.
|
||
|
|
||
|
"""
|
||
|
|
||
|
def __init__(self, patches, errorbar=None, *, datavalues=None,
|
||
|
orientation=None, **kwargs):
|
||
|
self.patches = patches
|
||
|
self.errorbar = errorbar
|
||
|
self.datavalues = datavalues
|
||
|
self.orientation = orientation
|
||
|
super().__init__(patches, **kwargs)
|
||
|
|
||
|
|
||
|
class ErrorbarContainer(Container):
|
||
|
"""
|
||
|
Container for the artists of error bars (e.g. created by `.Axes.errorbar`).
|
||
|
|
||
|
The container can be treated as the *lines* tuple itself.
|
||
|
Additionally, you can access these and further parameters by the
|
||
|
attributes.
|
||
|
|
||
|
Attributes
|
||
|
----------
|
||
|
lines : tuple
|
||
|
Tuple of ``(data_line, caplines, barlinecols)``.
|
||
|
|
||
|
- data_line : :class:`~matplotlib.lines.Line2D` instance of
|
||
|
x, y plot markers and/or line.
|
||
|
- caplines : tuple of :class:`~matplotlib.lines.Line2D` instances of
|
||
|
the error bar caps.
|
||
|
- barlinecols : list of :class:`~matplotlib.collections.LineCollection`
|
||
|
with the horizontal and vertical error ranges.
|
||
|
|
||
|
has_xerr, has_yerr : bool
|
||
|
``True`` if the errorbar has x/y errors.
|
||
|
|
||
|
"""
|
||
|
|
||
|
def __init__(self, lines, has_xerr=False, has_yerr=False, **kwargs):
|
||
|
self.lines = lines
|
||
|
self.has_xerr = has_xerr
|
||
|
self.has_yerr = has_yerr
|
||
|
super().__init__(lines, **kwargs)
|
||
|
|
||
|
|
||
|
class StemContainer(Container):
|
||
|
"""
|
||
|
Container for the artists created in a :meth:`.Axes.stem` plot.
|
||
|
|
||
|
The container can be treated like a namedtuple ``(markerline, stemlines,
|
||
|
baseline)``.
|
||
|
|
||
|
Attributes
|
||
|
----------
|
||
|
markerline : :class:`~matplotlib.lines.Line2D`
|
||
|
The artist of the markers at the stem heads.
|
||
|
|
||
|
stemlines : list of :class:`~matplotlib.lines.Line2D`
|
||
|
The artists of the vertical lines for all stems.
|
||
|
|
||
|
baseline : :class:`~matplotlib.lines.Line2D`
|
||
|
The artist of the horizontal baseline.
|
||
|
"""
|
||
|
def __init__(self, markerline_stemlines_baseline, **kwargs):
|
||
|
"""
|
||
|
Parameters
|
||
|
----------
|
||
|
markerline_stemlines_baseline : tuple
|
||
|
Tuple of ``(markerline, stemlines, baseline)``.
|
||
|
``markerline`` contains the `.LineCollection` of the markers,
|
||
|
``stemlines`` is a `.LineCollection` of the main lines,
|
||
|
``baseline`` is the `.Line2D` of the baseline.
|
||
|
"""
|
||
|
markerline, stemlines, baseline = markerline_stemlines_baseline
|
||
|
self.markerline = markerline
|
||
|
self.stemlines = stemlines
|
||
|
self.baseline = baseline
|
||
|
super().__init__(markerline_stemlines_baseline, **kwargs)
|