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Commitb82537a

Browse files
mromanieQuLogic
authored andcommitted
Add possibility to have horizontal RadioButtons
A new optional keyword argument 'layout_direction' is introduced tocontrol it. The new parameter defaults to 'vertical' for backwardscompatibility.
1 parent436a12a commitb82537a

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4 files changed

+57
-8
lines changed

4 files changed

+57
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lines changed
Lines changed: 23 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,23 @@
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RadioButtons widget may now be laid out horizontally
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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The `.RadioButtons` widget's primary layout direction may now be specified with
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the *layout_direction* keyword argument:
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..plot::
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:include-source:
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import matplotlib.pyplot as plt
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from matplotlib.widgets import RadioButtons
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fig = plt.figure(figsize=(4, 2))
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# Default orientation is vertical:
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rbv = RadioButtons(fig.add_axes((0.05, 0.6, 0.2, 0.35)),
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('Radio 1', 'Radio 2', 'Radio 3'),
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layout_direction='vertical')
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# Alternatively, a horizontal orientation may be used:
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rbh = RadioButtons(fig.add_axes((0.3, 0.6, 0.6, 0.35)),
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('Radio 1', 'Radio 2', 'Radio 3'),
23+
layout_direction='horizontal')

‎lib/matplotlib/tests/test_widgets.py‎

Lines changed: 4 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1097,8 +1097,10 @@ def test_TextBox(ax, toolbar):
10971097
asserttext_change_event.call_count==3
10981098

10991099

1100-
deftest_RadioButtons(ax):
1101-
radio=widgets.RadioButtons(ax, ('Radio 1','Radio 2','Radio 3'))
1100+
@pytest.mark.parametrize('layout_direction', ['vertical','horizontal'])
1101+
deftest_RadioButtons(ax,layout_direction):
1102+
radio=widgets.RadioButtons(ax, ('Radio 1','Radio 2','Radio 3'),
1103+
layout_direction=layout_direction)
11021104
radio.set_active(1)
11031105
assertradio.value_selected=='Radio 2'
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assertradio.index_selected==1

‎lib/matplotlib/widgets.py‎

Lines changed: 29 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -1557,7 +1557,8 @@ class RadioButtons(AxesWidget):
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"""
15581558

15591559
def__init__(self,ax,labels,active=0,activecolor=None,*,
1560-
useblit=True,label_props=None,radio_props=None):
1560+
useblit=True,label_props=None,radio_props=None,
1561+
layout_direction='vertical'):
15611562
"""
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Add radio buttons to an `~.axes.Axes`.
15631564
@@ -1593,9 +1594,16 @@ def __init__(self, ax, labels, active=0, activecolor=None, *,
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button.
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15951596
.. versionadded:: 3.7
1597+
layout_direction : {'vertical', 'horizontal'}
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The orientation of the buttons: 'vertical' places buttons from top
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to bottom, 'horizontal' places buttons from left to right.
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.. versionadded:: 3.10
15961602
"""
15971603
super().__init__(ax)
15981604

1605+
_api.check_in_list(['vertical','horizontal'],
1606+
layout_direction=layout_direction)
15991607
_api.check_isinstance((dict,None),label_props=label_props,
16001608
radio_props=radio_props)
16011609

@@ -1619,17 +1627,32 @@ def __init__(self, ax, labels, active=0, activecolor=None, *,
16191627
ax.set_yticks([])
16201628
ax.set_navigate(False)
16211629

1622-
ys=np.linspace(1,0,len(labels)+2)[1:-1]
1630+
iflayout_direction=='vertical':
1631+
# Place buttons from top to bottom with buttons at (0.15, y) and labels
1632+
# at (0.25, y), where y is evenly spaced within the Axes.
1633+
button_ys=label_ys=np.linspace(1,0,len(labels)+2)[1:-1]
1634+
button_xs=np.full_like(button_ys,0.15)
1635+
label_xs=np.full_like(label_ys,0.25)
1636+
label_ha='left'
1637+
label_va='center'
1638+
else:
1639+
# Place buttons from left to right with buttons at (x, 0.15) and labels
1640+
# at (x, 0.25), where x is evenly spaced within the Axes.
1641+
button_xs=label_xs=np.linspace(0,1,len(labels)+2)[1:-1]
1642+
button_ys=np.full_like(button_xs,0.15)
1643+
label_ys=np.full_like(label_xs,0.25)
1644+
label_ha='center'
1645+
label_va='bottom'
16231646

16241647
self._useblit=useblitandself.canvas.supports_blit
16251648
self._background=None
16261649

16271650
label_props=_expand_text_props(label_props)
16281651
self.labels= [
1629-
ax.text(0.25,y,label,transform=ax.transAxes,
1630-
horizontalalignment="left",verticalalignment="center",
1652+
ax.text(x,y,label,transform=ax.transAxes,
1653+
horizontalalignment=label_ha,verticalalignment=label_va,
16311654
**props)
1632-
fory,label,propsinzip(ys,labels,label_props)]
1655+
forx,y,label,propsinzip(label_xs,label_ys,labels,label_props)]
16331656
text_size=np.array([text.get_fontsize()fortextinself.labels])/2
16341657

16351658
radio_props= {
@@ -1642,7 +1665,7 @@ def __init__(self, ax, labels, active=0, activecolor=None, *,
16421665
radio_props.setdefault('edgecolor',radio_props.get('color','black'))
16431666
radio_props.setdefault('facecolor',
16441667
radio_props.pop('color',activecolor))
1645-
self._buttons=ax.scatter([.15]*len(ys),ys,**radio_props)
1668+
self._buttons=ax.scatter(button_xs,button_ys,**radio_props)
16461669
# The user may have passed custom colours in radio_props, so we need to
16471670
# create the radios, and modify the visibility after getting whatever
16481671
# the user set.

‎lib/matplotlib/widgets.pyi‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -210,6 +210,7 @@ class RadioButtons(AxesWidget):
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useblit:bool= ...,
211211
label_props:dict[str,Any]|Sequence[dict[str,Any]]|None= ...,
212212
radio_props:dict[str,Any]|None= ...,
213+
layout_direction:Literal["vertical","horizontal"]= ...,
213214
)->None: ...
214215
defset_label_props(self,props:dict[str,Any])->None: ...
215216
defset_radio_props(self,props:dict[str,Any])->None: ...

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