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Support SubFigures in AxesDivider. by anntzer · Pull Request #20073 · matplotlib/matplotlib · GitHub

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Support SubFigures in AxesDivider. #20073

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Merged
QuLogic merged 1 commit into from
May 13, 2021
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Support SubFigures in AxesDivider. #20073

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37 changes: 18 additions & 19 deletions examples/axes_grid1/simple_axes_divider1.py
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Expand Up @@ -2,6 +2,8 @@
=====================
Simple Axes Divider 1
=====================

See also :doc:`/tutorials/toolkits/axes_grid`.
"""

from mpl_toolkits.axes_grid1 import Size, Divider
Expand All @@ -16,51 +18,48 @@ def label_axes(ax, text):
left=False, labelleft=False)


##############################################################################
# Fixed axes sizes; fixed paddings.
fig = plt.figure(figsize=(12, 6))
sfs = fig.subfigures(1, 2)

fig = plt.figure(figsize=(6, 6))
fig.suptitle("Fixed axes sizes, fixed paddings")

sfs[0].suptitle("Fixed axes sizes, fixed paddings")
# Sizes are in inches.
horiz = [Size.Fixed(1.), Size.Fixed(.5), Size.Fixed(1.5), Size.Fixed(.5)]
vert = [Size.Fixed(1.5), Size.Fixed(.5), Size.Fixed(1.)]

rect = (0.1, 0.1, 0.8, 0.8)
# Divide the axes rectangle into a grid with sizes specified by horiz * vert.
divider = Divider(fig, rect, horiz, vert, aspect=False)
div = Divider(sfs[0], rect, horiz, vert, aspect=False)

# The rect parameter will actually be ignored and overridden by axes_locator.
ax1 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=0, ny=0))
ax1 = sfs[0].add_axes(rect, axes_locator=div.new_locator(nx=0, ny=0))
label_axes(ax1, "nx=0, ny=0")
ax2 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=0, ny=2))
ax2 = sfs[0].add_axes(rect, axes_locator=div.new_locator(nx=0, ny=2))
label_axes(ax2, "nx=0, ny=2")
ax3 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=2, ny=2))
ax3 = sfs[0].add_axes(rect, axes_locator=div.new_locator(nx=2, ny=2))
label_axes(ax3, "nx=2, ny=2")
ax4 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=2, nx1=4, ny=0))
ax4 = sfs[0].add_axes(rect, axes_locator=div.new_locator(nx=2, nx1=4, ny=0))
label_axes(ax4, "nx=2, nx1=4, ny=0")

##############################################################################
# Axes sizes that scale with the figure size; fixed paddings.

fig = plt.figure(figsize=(6, 6))
fig.suptitle("Scalable axes sizes, fixed paddings")

sfs[1].suptitle("Scalable axes sizes, fixed paddings")
# Fixed sizes are in inches, scaled sizes are relative.
horiz = [Size.Scaled(1.5), Size.Fixed(.5), Size.Scaled(1.), Size.Scaled(.5)]
vert = [Size.Scaled(1.), Size.Fixed(.5), Size.Scaled(1.5)]

rect = (0.1, 0.1, 0.8, 0.8)
# Divide the axes rectangle into a grid with sizes specified by horiz * vert.
divider = Divider(fig, rect, horiz, vert, aspect=False)
div = Divider(sfs[1], rect, horiz, vert, aspect=False)

# The rect parameter will actually be ignored and overridden by axes_locator.
ax1 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=0, ny=0))
ax1 = sfs[1].add_axes(rect, axes_locator=div.new_locator(nx=0, ny=0))
label_axes(ax1, "nx=0, ny=0")
ax2 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=0, ny=2))
ax2 = sfs[1].add_axes(rect, axes_locator=div.new_locator(nx=0, ny=2))
label_axes(ax2, "nx=0, ny=2")
ax3 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=2, ny=2))
ax3 = sfs[1].add_axes(rect, axes_locator=div.new_locator(nx=2, ny=2))
label_axes(ax3, "nx=2, ny=2")
ax4 = fig.add_axes(rect, axes_locator=divider.new_locator(nx=2, nx1=4, ny=0))
ax4 = sfs[1].add_axes(rect, axes_locator=div.new_locator(nx=2, nx1=4, ny=0))
label_axes(ax4, "nx=2, nx1=4, ny=0")


plt.show()
2 changes: 2 additions & 0 deletions examples/axes_grid1/simple_axes_divider3.py
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Expand Up @@ -3,7 +3,9 @@
Simple Axes Divider 3
=====================

See also :doc:`/tutorials/toolkits/axes_grid`.
"""

import mpl_toolkits.axes_grid1.axes_size as Size
from mpl_toolkits.axes_grid1 import Divider
import matplotlib.pyplot as plt
Expand Down
18 changes: 9 additions & 9 deletions lib/mpl_toolkits/axes_grid1/axes_divider.py
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Expand Up @@ -188,21 +188,21 @@ def locate(self, nx, ny, nx1=None, ny1=None, axes=None, renderer=None):
renderer
"""

figW, figH = self._fig.get_size_inches()
fig_w, fig_h = self._fig.bbox.size / self._fig.dpi
x, y, w, h = self.get_position_runtime(axes, renderer)

hsizes = self.get_horizontal_sizes(renderer)
vsizes = self.get_vertical_sizes(renderer)
k_h = self._calc_k(hsizes, figW*w)
k_v = self._calc_k(vsizes, figH*h)
k_h = self._calc_k(hsizes, fig_w * w)
k_v = self._calc_k(vsizes, fig_h * h)

if self.get_aspect():
k = min(k_h, k_v)
ox = self._calc_offsets(hsizes, k)
oy = self._calc_offsets(vsizes, k)

ww = (ox[-1] - ox[0]) / figW
hh = (oy[-1] - oy[0]) / figH
ww = (ox[-1] - ox[0]) / fig_w
hh = (oy[-1] - oy[0]) / fig_h
pb = mtransforms.Bbox.from_bounds(x, y, w, h)
pb1 = mtransforms.Bbox.from_bounds(x, y, ww, hh)
pb1_anchored = pb1.anchored(self.get_anchor(), pb)
Expand All @@ -218,8 +218,8 @@ def locate(self, nx, ny, nx1=None, ny1=None, axes=None, renderer=None):
if ny1 is None:
ny1 = ny + 1

x1, w1 = x0 + ox[nx] / figW, (ox[nx1] - ox[nx]) / figW
y1, h1 = y0 + oy[ny] / figH, (oy[ny1] - oy[ny]) / figH
x1, w1 = x0 + ox[nx] / fig_w, (ox[nx1] - ox[nx]) / fig_w
y1, h1 = y0 + oy[ny] / fig_h, (oy[ny1] - oy[ny]) / fig_h

return mtransforms.Bbox.from_bounds(x1, y1, w1, h1)

Expand Down Expand Up @@ -649,7 +649,7 @@ def new_locator(self, nx, nx1=None):

def locate(self, nx, ny, nx1=None, ny1=None, axes=None, renderer=None):
# docstring inherited
fig_w, fig_h = self._fig.get_size_inches()
fig_w, fig_h = self._fig.bbox.size / self._fig.dpi
x, y, w, h = self.get_position_runtime(axes, renderer)
summed_ws = self.get_horizontal_sizes(renderer)
equal_hs = self.get_vertical_sizes(renderer)
Expand Down Expand Up @@ -684,7 +684,7 @@ def new_locator(self, ny, ny1=None):

def locate(self, nx, ny, nx1=None, ny1=None, axes=None, renderer=None):
# docstring inherited
fig_w, fig_h = self._fig.get_size_inches()
fig_w, fig_h = self._fig.bbox.size / self._fig.dpi
x, y, w, h = self.get_position_runtime(axes, renderer)
summed_hs = self.get_vertical_sizes(renderer)
equal_ws = self.get_horizontal_sizes(renderer)
Expand Down
2 changes: 1 addition & 1 deletion tutorials/toolkits/axes_grid.py
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Expand Up @@ -331,7 +331,7 @@

See the example,

.. figure:: ../../gallery/axes_grid1/images/sphx_glr_simple_axes_divider1_002.png
.. figure:: ../../gallery/axes_grid1/images/sphx_glr_simple_axes_divider1_001.png
:target: ../../gallery/axes_grid1/simple_axes_divider1.html
:align: center
:scale: 50
Expand Down
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