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Merge #388: Keep corner resize cursors diagonal on wide and tall layers (@Silvertree2010)

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bflatastic
2026-10-15 15:08:52 +07:00
parent b93ace5cbf fc6f52e852
commit 92d00ca04a
2 changed files with 36 additions and 1 deletions
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crates/engine/src/transform_behaviour_tests.rs
+24
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@@ -407,6 +407,30 @@ fn smart_guides_snap_to_edges_centres_and_equal_spacing() {
assert_eq!(bounds(&s, b).origin(), Point::new(198.0, 2.0));
}
#[test]
fn corner_cursors_stay_diagonal_whatever_the_proportions() {
let mut s = session();
let mod180 = |a: f64, b: f64| near((a - b).rem_euclid(180.0).min((b - a).rem_euclid(180.0)), 0.0);
for (w, h) in [(65.0, 15.0), (100.0, 100.0), (60.0, 200.0), (200.0, 50.0)] {
let r = rect(&mut s, 0.0, 0.0, w, h, None);
let doc = s.doc().unwrap().clone();
let q = selection_box(&doc, &[r]).unwrap();
for (i, want) in [(0u8, 45.0), (1, 135.0), (2, 45.0), (3, 135.0)] {
let Cursor::Resize(a) = handle_cursor(&q, Handle::Corner(i)) else { panic!() };
assert!(mod180(a, want), "{w}x{h} corner {i}: {a}, want {want}");
}
// Turned, the corner cursors turn with the layer's own axes.
set(&mut s, &[r], json!({"rotation": 30}));
let doc = s.doc().unwrap().clone();
let q = selection_box(&doc, &[r]).unwrap();
let axis = (q[1] - q[0]).atan2().to_degrees();
for (i, off) in [(0u8, 45.0), (1, 135.0), (2, 45.0), (3, 135.0)] {
let Cursor::Resize(a) = handle_cursor(&q, Handle::Corner(i)) else { panic!() };
assert!(mod180(a, axis + off), "{w}x{h} turned corner {i}: {a}, want {}", axis + off);
}
}
}
#[test]
fn the_transform_box_and_its_handles() {
let mut s = session();