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Commitf18bd14

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ENH: implement get_tightbbox on Axis3D
1 parent5451b25 commitf18bd14

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2 files changed

+48
-9
lines changed

2 files changed

+48
-9
lines changed

‎lib/mpl_toolkits/mplot3d/axes3d.py‎

Lines changed: 23 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -279,8 +279,8 @@ def set_aspect(self, aspect, adjustable=None, anchor=None, share=False):
279279
ratio
280280
'auto' automatic; fill the position rectangle with data.
281281
This will let the ratio between the size of the
282-
(pseudo-) bounding box be free and will not adjust
283-
anything at draw time.
282+
(pseudo-) bounding box be free and will not
283+
adjustanything at draw time.
284284
======== =================================================
285285
286286
adjustable : None or {'box', 'datalim'}, optional
@@ -2861,6 +2861,27 @@ def permutation_matrices(n):
28612861

28622862
returnpolygons
28632863

2864+
defget_tightbbox(self,renderer,call_axes_locator=True,
2865+
bbox_extra_artists=None,*,for_layout_only=False):
2866+
ret=super().get_tightbbox(renderer,
2867+
call_axes_locator=call_axes_locator,
2868+
bbox_extra_artists=bbox_extra_artists,
2869+
for_layout_only=for_layout_only)
2870+
batch= [ret]
2871+
ifself._axis3don:
2872+
foraxisinself._get_axis_list():
2873+
ifaxis.get_visible():
2874+
try:
2875+
axis_bb=axis.get_tightbbox(
2876+
renderer,
2877+
for_layout_only=for_layout_only
2878+
)
2879+
exceptTypeError:
2880+
# in case downstream library has redefined axis:
2881+
axis_bb=axis.get_tightbbox(renderer)
2882+
ifaxis_bb:
2883+
batch.append(axis_bb)
2884+
returnmtransforms.Bbox.union(batch)
28642885

28652886
docstring.interpd.update(Axes3D=artist.kwdoc(Axes3D))
28662887
docstring.dedent_interpd(Axes3D.__init__)

‎lib/mpl_toolkits/mplot3d/axis3d.py‎

Lines changed: 25 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
# Parts rewritten by Reinier Heeres <reinier@heeres.eu>
44

55
importnumpyasnp
6-
6+
importmatplotlib.transformsasmtransforms
77
frommatplotlibimport (
88
artist,linesasmlines,axisasmaxis,patchesasmpatches,rcParams)
99
from .importart3d,proj3d
@@ -398,12 +398,30 @@ def draw(self, renderer):
398398
renderer.close_group('axis3d')
399399
self.stale=False
400400

401-
# TODO: Get this to work properly when mplot3d supports
402-
# the transforms framework.
403-
defget_tightbbox(self,renderer):
404-
# Currently returns None so that Axis.get_tightbbox
405-
# doesn't return junk info.
406-
returnNone
401+
# TODO: Get this to work (more) properly when mplot3d supports the
402+
# transforms framework.
403+
defget_tightbbox(self,renderer,*,for_layout_only=False):
404+
# inherited docstring
405+
ifnotself.get_visible():
406+
return
407+
# We have to directly access the internal data structures
408+
# (and hope they are up to date) because at draw time we
409+
# shift the ticks and their labels around in (x, y) space
410+
# based on the projection, the current view port, and their
411+
# position in 3D space. If we extend the transforms framework
412+
# into 3D we would not need to do this different book keeping
413+
# than we do in the normal axis
414+
ticks= [*self.majorTicks,*self.minorTicks]
415+
bb_1,bb_2=self._get_tick_bboxes(ticks,renderer)
416+
other= []
417+
418+
ifself.line.get_visible():
419+
other.append(self.line.get_window_extent(renderer))
420+
if (self.label.get_visible()andnotfor_layout_onlyand
421+
self.label.get_text()):
422+
other.append(self.label.get_window_extent(renderer))
423+
424+
returnmtransforms.Bbox.union([*bb_1,*bb_2,*other])
407425

408426
@property
409427
defd_interval(self):

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