diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py index 96e497a3316b..f83999436cbb 100644 --- a/lib/matplotlib/axes/_base.py +++ b/lib/matplotlib/axes/_base.py @@ -2969,9 +2969,15 @@ def handle_single_axis( # Index of largest element < x0 + tol, if any. i0 = stickies.searchsorted(x0 + tol) - 1 x0bound = stickies[i0] if i0 != -1 else None + # Ensure the boundary acts only if the sticky is the extreme value + if x0bound is not None and x0bound > x0: + x0bound = None # Index of smallest element > x1 - tol, if any. i1 = stickies.searchsorted(x1 - tol) x1bound = stickies[i1] if i1 != len(stickies) else None + # Ensure the boundary acts only if the sticky is the extreme value + if x1bound is not None and x1bound < x1: + x1bound = None # Add the margin in figure space and then transform back, to handle # non-linear scales. diff --git a/lib/matplotlib/tests/baseline_images/test_axes/sticky_tolerance.png b/lib/matplotlib/tests/baseline_images/test_axes/sticky_tolerance.png new file mode 100644 index 000000000000..a3fb13d0716a Binary files /dev/null and b/lib/matplotlib/tests/baseline_images/test_axes/sticky_tolerance.png differ diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py index 0ed5a11c1398..ff4d698fbb6e 100644 --- a/lib/matplotlib/tests/test_axes.py +++ b/lib/matplotlib/tests/test_axes.py @@ -682,6 +682,25 @@ def test_sticky_shared_axes(fig_test, fig_ref): ax0.pcolormesh(Z) +@image_comparison(['sticky_tolerance.png'], remove_text=True, style="mpl20") +def test_sticky_tolerance(): + fig, axs = plt.subplots(2, 2) + + width = .1 + + axs.flat[0].bar(x=0, height=width, bottom=20000.6) + axs.flat[0].bar(x=1, height=width, bottom=20000.1) + + axs.flat[1].bar(x=0, height=-width, bottom=20000.6) + axs.flat[1].bar(x=1, height=-width, bottom=20000.1) + + axs.flat[2].barh(y=0, width=-width, left=-20000.6) + axs.flat[2].barh(y=1, width=-width, left=-20000.1) + + axs.flat[3].barh(y=0, width=width, left=-20000.6) + axs.flat[3].barh(y=1, width=width, left=-20000.1) + + def test_nargs_stem(): with pytest.raises(TypeError, match='0 were given'): # stem() takes 1-3 arguments.
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