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Merge pull request #778 from gianlucafiore/fix/annotative-mtext-leader

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Fix annotative MTEXT attachment alignment
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gianlucafiore 2026-08-16 16:20:45 -03:00 • committed by GitHub
commit 252224f546
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1 changed files with 18 additions and 6 deletions
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24
src/scene/convert/tessellate.rs
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@ -440,12 +440,24 @@ pub fn tessellate(
let entity_zf = entity_z(entity) as f64;
let elev_v = entity_zf;
// anno_scale anchors at the first group's origin so multi-line
// MText lines spread apart correctly as they grow.
let ref_origin = stroke_groups
.first()
.map(|g| g.origin)
.unwrap_or([0.0, 0.0]);
// Annotation scaling must preserve the entity's geometric attachment point.
//
// MTEXT's insertion_point is its attachment anchor (TopLeft, TopCenter,
// BottomRight, etc.). Scale every laid-out run around that point so the
// displayed text remains attached to the same grip at every annotation scale.
//
// Other text-like entities keep the existing first-run origin behaviour.
let ref_origin = match entity {
EntityType::MText(m) => [
m.insertion_point.x,
m.insertion_point.y,
],
_ => stroke_groups
.first()
.map(|g| g.origin)
.unwrap_or([0.0, 0.0]),
};
let ref_lx_v = ref_origin[0];
let ref_ly_v = ref_origin[1];