Support `arc_to` on `Canvas` - #4158

Draft

corranwebster wants to merge 14 commits into

beeware:mainfrom

corranwebster:canvas-backend-features

Commits on Feb 2, 2026

Initial attempt at adding support for arc_to.
corranwebster
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fa54c47
Also need __init__ for canvas.
corranwebster
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21e0c5e
Add change log.
corranwebster
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3cda837
Fix core tests.
corranwebster
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41c35e7
Add tests for geometry helps, fix corner-cases.
corranwebster
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3d16c0c
Handle points which coincide.
corranwebster
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36a1270
Fixes for tests; disable Android for now.
corranwebster
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0144aaa

Commits on Feb 3, 2026

Fix GTK tests; skip android properly.
corranwebster
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be7a512
Merge branch 'main' into canvas-backend-features
corranwebster
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e4c542e
Instrument winforms arc_to.
corranwebster
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bf87dc0
More probing of points on windows; fix gtk.
corranwebster
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b993c17
Fixes for windows.
corranwebster
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d656d03
Give up on winforms - extra line coming from *somewhere*, can't work out where.
corranwebster
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fbfd295
Only fail test on windows *after* drawing.
corranwebster
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4c62426