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Use get_x/yaxis_transform more. #18588

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Merged
merged 1 commit into from
Sep 27, 2020
Merged

Use get_x/yaxis_transform more. #18588

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18 changes: 8 additions & 10 deletions examples/subplots_axes_and_figures/axes_zoom_effect.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,21 +18,22 @@ def connect_bbox(bbox1, bbox2,
prop_patches = {
**prop_lines,
"alpha": prop_lines.get("alpha", 1) * 0.2,
"clip_on": False,
}

c1 = BboxConnector(bbox1, bbox2, loc1=loc1a, loc2=loc2a, **prop_lines)
c1.set_clip_on(False)
c2 = BboxConnector(bbox1, bbox2, loc1=loc1b, loc2=loc2b, **prop_lines)
c2.set_clip_on(False)
c1 = BboxConnector(
bbox1, bbox2, loc1=loc1a, loc2=loc2a, clip_on=False, **prop_lines)
c2 = BboxConnector(
bbox1, bbox2, loc1=loc1b, loc2=loc2b, clip_on=False, **prop_lines)

bbox_patch1 = BboxPatch(bbox1, **prop_patches)
bbox_patch2 = BboxPatch(bbox2, **prop_patches)

p = BboxConnectorPatch(bbox1, bbox2,
# loc1a=3, loc2a=2, loc1b=4, loc2b=1,
loc1a=loc1a, loc2a=loc2a, loc1b=loc1b, loc2b=loc2b,
clip_on=False,
**prop_patches)
p.set_clip_on(False)

return c1, c2, bbox_patch1, bbox_patch2, p

Expand All @@ -54,13 +55,10 @@ def zoom_effect01(ax1, ax2, xmin, xmax, **kwargs):
Arguments passed to the patch constructor.
"""

trans1 = blended_transform_factory(ax1.transData, ax1.transAxes)
trans2 = blended_transform_factory(ax2.transData, ax2.transAxes)

bbox = Bbox.from_extents(xmin, 0, xmax, 1)

mybbox1 = TransformedBbox(bbox, trans1)
mybbox2 = TransformedBbox(bbox, trans2)
mybbox1 = TransformedBbox(bbox, ax1.get_xaxis_transform())
mybbox2 = TransformedBbox(bbox, ax2.get_xaxis_transform())

prop_patches = {**kwargs, "ec": "none", "alpha": 0.2}

Expand Down
7 changes: 2 additions & 5 deletions lib/matplotlib/widgets.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,6 @@
from . import _api, cbook, colors, ticker
from .lines import Line2D
from .patches import Circle, Rectangle, Ellipse
from .transforms import blended_transform_factory


class LockDraw:
Expand Down Expand Up @@ -1716,12 +1715,10 @@ def new_axes(self, ax):
self.connect_default_events()

if self.direction == 'horizontal':
trans = blended_transform_factory(self.ax.transData,
self.ax.transAxes)
trans = ax.get_xaxis_transform()
w, h = 0, 1
else:
trans = blended_transform_factory(self.ax.transAxes,
self.ax.transData)
trans = ax.get_yaxis_transform()
w, h = 1, 0
self.rect = Rectangle((0, 0), w, h,
transform=trans,
Expand Down