Mar 21, 2025 · Mar 14, 2025
diff --git a/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py b/galleries/examples/text_labels_and_annotations/fancyarrow_demo.py
 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()
Original file line number	Diff line number	Diff line change
Expand Up		@@ -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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