More linespacing #1032

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Merged

has2k1 merged 2 commits into main from more-linespacing

Feb 4, 2026

README.md

-Original file line number
+Diff line change
@@ Expand Up / @@ -162,12 +162,5 @@ Testing @@
     -------
     Plotnine has tests that generate images which are compared to baseline images known
-    to be correct. To generate images that are consistent across all systems you have
-    to install matplotlib from source. You can do that with ``pip`` using the command.
-    ```console
-    $ pip install matplotlib --no-binary matplotlib
-    ```
-    Otherwise there may be small differences in the text rendering that throw off the
-    image comparisons.
+    to be correct. There may be small differences in the text rendering that throw off the
+    image comparisons, and the tests allow some very small differences.

doc/changelog.qmd

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@@ Expand Up / @@ -48,6 +48,11 @@ title: Changelog @@
       [](:class:`~plotnine.geom_point`) when the shape is mapped to variable with missing
       values.
+    ### Enhancements
+    - Increased the default linespacing used by themes from `0.9` to `1.2`.
+      This gives multiline titles, subtitles and captions a better balance between looking compact and looking crumpled.
     ## v0.15.3
     (2025-01-28)
@@ Expand Down @@

plotnine/themes/theme_gray.py

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+Diff line change
@@ Expand Up / @@ -47,7 +47,7 @@ def __init__(self, base_size=11, base_family=None): @@
                     color="black",
                     ma="center",
                     size=base_size,
-                    linespacing=0.9,
+                    linespacing=1.2,
                     rotation=0,
                     margin=margin(),
                 ),
@@ Expand Down @@

plotnine/themes/theme_void.py

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+Diff line change
@@ Expand Up / @@ -36,7 +36,7 @@ def __init__(self, base_size=11, base_family=None): @@
                     style="normal",
                     color="black",
                     size=base_size,
-                    linespacing=0.9,
+                    linespacing=1.2,
                     rotation=0,
                     margin=margin(),
                 ),
@@ Expand Down @@

tests/baseline_images/test_layout/axis_text_justification.png

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tests/baseline_images/test_layout/axis_title_x_justification.png

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tests/baseline_images/test_layout/axis_title_y_justification.png

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tests/baseline_images/test_layout/colorbar_frame.png

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tests/baseline_images/test_layout/default.png

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tests/baseline_images/test_layout/different_colorbar_themes.png

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tests/baseline_images/test_layout/facet_grid.png

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tests/baseline_images/test_layout/facet_wrap.png

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tests/baseline_images/test_layout/facet_wrap_scales_free.png

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tests/baseline_images/test_layout/legend_at_the_bottom.png

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tests/baseline_images/test_layout/legend_at_top.png

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tests/baseline_images/test_layout/legend_on_the_left.png

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tests/baseline_images/test_layout/legends_in_different_positions.png

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tests/baseline_images/test_layout/plot_footer.png

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tests/baseline_images/test_layout/plot_footer_background.png

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tests/baseline_images/test_layout/plot_title_justification.png

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tests/baseline_images/test_layout/plot_titles_and_caption_positioning.png

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tests/baseline_images/test_layout/turn_off_guide.png

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tests/baseline_images/test_plot_composition/horizontal_tag_align.png

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tests/baseline_images/test_scale_labelling/caption_complex.png

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