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FIX: inset-axes not having proper transform #10986

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FIX: inset-axes not having proper transform #10986

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24 changes: 17 additions & 7 deletions lib/mpl_toolkits/axes_grid1/inset_locator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,10 +6,11 @@

from matplotlib import docstring
import six
import matplotlib.cbook as cbook
from matplotlib.offsetbox import AnchoredOffsetbox
from matplotlib.patches import Patch, Rectangle
from matplotlib.path import Path
from matplotlib.transforms import Bbox, BboxTransformTo
from matplotlib.transforms import Bbox, BboxBase, BboxTransformTo
from matplotlib.transforms import IdentityTransform, TransformedBbox

from . import axes_size as Size
Expand Down Expand Up @@ -420,11 +421,12 @@ def inset_axes(parent_axes, width, height, loc=1,
'center' : 10

bbox_to_anchor : tuple or `matplotlib.transforms.BboxBase`, optional
Bbox that the inset axes will be anchored. Can be a tuple of
[left, bottom, width, height], or a tuple of [left, bottom].
Bbox that the inset axes will be anchored. Should be a tuple of
[left, bottom, width, height] in axes-relative units.

bbox_transform : `matplotlib.transforms.Transform`, optional
Transformation for the bbox. if None, `parent_axes.transAxes` is used.
Transformation for the bbox. If None, and *bbox_to_anchor* is
specified, then `parent_axes.transAxes` is used.

axes_class : `matplotlib.axes.Axes` type, optional
If specified, the inset axes created with be created with this class's
Expand Down Expand Up @@ -455,9 +457,17 @@ def inset_axes(parent_axes, width, height, loc=1,

if bbox_to_anchor is None:
bbox_to_anchor = parent_axes.bbox

if bbox_transform is None:
bbox_transform = parent_axes.transAxes
else:
if not isinstance(bbox_to_anchor, BboxBase):
if len(bbox_to_anchor) < 4:
cbook.warn_deprecated('3.0',
"bbox_to_anchor should be a tupple "
"[left, bottom, width, height]. Using "
"[left, bottom, 1-left, 1-bottom].")
bbox_to_anchor = [bbox_to_anchor[0], bbox_to_anchor[1],
1 - bbox_to_anchor[0], 1 - bbox_to_anchor[1]]
if bbox_transform is None:
bbox_transform = parent_axes.transAxes

axes_locator = AnchoredSizeLocator(bbox_to_anchor,
width, height,
Expand Down