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Merge pull request #14774 from anntzer/image-clip
Fix image bbox clip.
2 parents bcdcb93 + ae5c6ad commit dc1bf99

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4 files changed

+58
-39
lines changed

4 files changed

+58
-39
lines changed

‎lib/matplotlib/image.py

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -863,8 +863,9 @@ def make_image(self, renderer, magnification=1.0, unsampled=False):
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bbox = Bbox(np.array([[x1, y1], [x2, y2]]))
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transformed_bbox = TransformedBbox(bbox, trans)
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return self._make_image(
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self._A, bbox, transformed_bbox, self.axes.bbox, magnification,
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unsampled=unsampled)
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self._A, bbox, transformed_bbox,
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self.get_clip_box() or self.axes.bbox,
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magnification, unsampled=unsampled)
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def _check_unsampled_image(self, renderer):
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"""

‎lib/matplotlib/tests/baseline_images/test_image/image_cliprect.png

-28 Bytes
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‎lib/matplotlib/tests/baseline_images/test_image/image_cliprect.svg

Lines changed: 37 additions & 37 deletions
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‎lib/matplotlib/tests/test_image.py

Lines changed: 18 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1083,3 +1083,21 @@ def test_deprecation():
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with pytest.warns(MatplotlibDeprecationWarning):
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# Enough arguments to pass "shape" positionally.
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obj.imshow(data, *[None] * 10)
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def test_respects_bbox():
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fig, axs = plt.subplots(2)
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for ax in axs:
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ax.set_axis_off()
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im = axs[1].imshow([[0, 1], [2, 3]], aspect="auto", extent=(0, 1, 0, 1))
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im.set_clip_path(None)
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# Make the image invisible in axs[1], but visible in axs[0] if we pan
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# axs[1] up.
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im.set_clip_box(axs[0].bbox)
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buf_before = io.BytesIO()
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fig.savefig(buf_before, format="rgba")
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assert {*buf_before.getvalue()} == {0xff} # All white.
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axs[1].set(ylim=(-1, 0))
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buf_after = io.BytesIO()
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fig.savefig(buf_after, format="rgba")
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assert buf_before.getvalue() != buf_after.getvalue() # Not all white.

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