From 77c8cf3bc0940949eace94f20850bd4b3fa94295 Mon Sep 17 00:00:00 2001
From: Tim Hoffmann <2836374+timhoffm@users.noreply.github.com>
Date: Fri, 21 Mar 2025 08:24:14 +0100
Subject: [PATCH] Backport PR #29755: DOC: Simplify annotation arrow style
reference
---
.../fancyarrow_demo.py | 28 ++++++++-----------
1 file changed, 12 insertions(+), 16 deletions(-)
diff --git a/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py b/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py
index 8d0027831e4a..4f45a9a72a47 100644
--- a/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py
+++ b/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py
@@ -19,35 +19,31 @@
nrow = (len(styles) + 1) // ncol
axs = (plt.figure(figsize=(4 * ncol, 1 + nrow))
.add_gridspec(1 + nrow, ncol,
- wspace=.7, left=.1, right=.9, bottom=0, top=1).subplots())
+ wspace=0, hspace=0, left=0, right=1, bottom=0, top=1).subplots())
for ax in axs.flat:
+ ax.set_xlim(-0.5, 4)
ax.set_axis_off()
for ax in axs[0, :]:
- ax.text(0, .5, "arrowstyle",
- transform=ax.transAxes, size="large", color="tab:blue",
- horizontalalignment="center", verticalalignment="center")
- ax.text(.35, .5, "default parameters",
- transform=ax.transAxes,
- horizontalalignment="left", verticalalignment="center")
+ ax.text(-0.25, 0.5, "arrowstyle", size="large", color="tab:blue")
+ ax.text(1.25, .5, "default parameters", size="large")
for ax, (stylename, stylecls) in zip(axs[1:, :].T.flat, styles.items()):
- l, = ax.plot(.25, .5, "ok", transform=ax.transAxes)
- ax.annotate(stylename, (.25, .5), (-0.1, .5),
- xycoords="axes fraction", textcoords="axes fraction",
- size="large", color="tab:blue",
- horizontalalignment="center", verticalalignment="center",
+ # draw dot and annotation with arrowstyle
+ l, = ax.plot(1, 0, "o", color="grey")
+ ax.annotate(stylename, (1, 0), (0, 0),
+ size="large", color="tab:blue", ha="center", va="center",
arrowprops=dict(
arrowstyle=stylename, connectionstyle="arc3,rad=-0.05",
color="k", shrinkA=5, shrinkB=5, patchB=l,
),
- bbox=dict(boxstyle="square", fc="w"))
+ bbox=dict(boxstyle="square", fc="w", ec="grey"))
+ # draw default parameters
# wrap at every nth comma (n = 1 or 2, depending on text length)
s = str(inspect.signature(stylecls))[1:-1]
n = 2 if s.count(',') > 3 else 1
- ax.text(.35, .5,
+ ax.text(1.25, 0,
re.sub(', ', lambda m, c=itertools.count(1): m.group()
if next(c) % n else '\n', s),
- transform=ax.transAxes,
- horizontalalignment="left", verticalalignment="center")
+ verticalalignment="center")
plt.show()
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