Merge pull request #3322 from dotCooCoo/fix/objects-on-path-refuses-live-containers

Objects on Path: clipping paths and parts of blends, envelopes and repeats stay in place

crates/doc/src/objects_on_path.rs

@@ -20,7 +20,7 @@ use vectorcraft_geom::{Affine, PathData, Point};
 
 use crate::blend::Spine;
 use crate::symbols::SymbolBoxes;
-use crate::{Node, NodeId, NodeKind};
+use crate::{Document, Node, NodeId, NodeKind};
 
 /// The center of the nine reference points.
 pub const CENTER: u8 = 4;
@@ -157,6 +157,47 @@ pub fn attachable_path(n: &Node) -> Option<&PathData> {
     }
 }
 
+/// What keeps an object from going into an Objects on Path group, as its path or as one of its
+/// objects ([`held`]).
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+pub enum Held {
+    /// It is inside a compound path, blend, envelope, repeat or Intertwine group, as part of its art.
+    Live,
+    /// It is the clipping path of a clip group or of a layer with a clipping mask, or inside one.
+    Clipping,
+}
+
+/// What keeps the object `id` of `d` where it is ([`Held`]), if anything: in an Objects on Path
+/// group it would no longer be a part of the compound path, blend, envelope, repeat or Intertwine
+/// group it is in, or of the clipping path it is or is in. The innermost reason counts. `None` for
+/// an object that is neither a clipping path nor inside one and is in a layer directly or through
+/// plain groups and clip groups, and for an id not in `d`.
+pub fn held(d: &Document, id: NodeId) -> Option<Held> {
+    let path = d.index_path(id)?;
+    let mut chain: Vec<&Node> = Vec::with_capacity(path.len());
+    let mut nodes = &d.layers;
+    for &i in &path {
+        let n: &Node = nodes.get(i)?;
+        chain.push(n);
+        if let Some(children) = n.children() {
+            nodes = children;
+        }
+    }
+    for (depth, n) in chain.iter().enumerate().rev() {
+        let Some(parent) = depth.checked_sub(1).and_then(|up| chain.get(up)) else { break };
+        if matches!(n.kind, NodeKind::Path { clipping: true, .. }) || (parent.clips() && path.get(depth) == Some(&0)) {
+            return Some(Held::Clipping);
+        }
+        if matches!(
+            parent.kind,
+            NodeKind::Compound { .. } | NodeKind::Blend { .. } | NodeKind::Envelope { .. } | NodeKind::Repeat(_) | NodeKind::Intertwine { .. }
+        ) {
+            return Some(Held::Live);
+        }
+    }
+    None
+}
+
 /// The frame `n` is drawn in when it is attached: the page's axes turned by its rotation
 /// ([`Node::bbox_angle`]) less the nearest multiple of 90°, about the center of its bounds. Placed in
 /// that frame, an object stands square to the path or across it.

crates/engine/src/cmd/objects_on_path.rs

@@ -21,7 +21,7 @@ use std::collections::HashMap;
 use std::sync::Arc;
 
 use serde_json::{Value, json};
-use vectorcraft_doc::objects_on_path::{CENTER, ObjectsOnPath, attachable_path, is_objects_on_path, place};
+use vectorcraft_doc::objects_on_path::{CENTER, Held, ObjectsOnPath, attachable_path, held, is_objects_on_path, place};
 use vectorcraft_doc::{Document, Node, NodeId, NodeKind};
 use vectorcraft_geom::Rect;
 
@@ -168,7 +168,10 @@ fn path_refused(d: &Document, path: NodeId) -> Option<&'static str> {
     if group_around(d, path).is_some() {
         return Some("the path is already in an Objects on Path group");
     }
-    None
+    match held(d, path)? {
+        Held::Live => Some("a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects"),
+        Held::Clipping => Some("a clipping path can't take objects"),
+    }
 }
 
 /// Why `n` can't be attached to a path, if it can't (the help page names graphs).
@@ -179,6 +182,11 @@ fn object_refused(d: &Document, n: &Node) -> Option<&'static str> {
     if group_around(d, n.id).is_some() {
         return Some("an object already on a path can't be attached again");
     }
+    match held(d, n.id) {
+        Some(Held::Live) => return Some("objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path"),
+        Some(Held::Clipping) => return Some("a clipping path can't be attached to a path"),
+        None => {}
+    }
     let mut graph = false;
     n.walk(&mut |c| graph |= c.extras().graph.is_some());
     graph.then_some("graphs can't be attached to a path")

crates/engine/src/tests_objects_on_path.rs

@@ -373,6 +373,50 @@ fn what_cannot_be_attached_is_refused_with_a_reason() {
     assert!(s.execute("object.objectsOnPath.options", &json!({"ids": [other.0]})).is_err());
 }
 
+#[test]
+fn paths_and_objects_that_are_part_of_live_art_or_a_clipping_path_stay_where_they_are() {
+    let mut s = session();
+    let ([left, middle, _], path) = squares_and_line(&mut s);
+    let err = |s: &mut Session, p: Value| s.execute("object.objectsOnPath.attach", &p).unwrap_err().to_string();
+    let parent = |s: &Session, id: NodeId| s.doc().unwrap().doc.parent_of(id);
+    // A compound path's member as the path; as an object, the whole compound attaches.
+    let member = rect(&mut s, 20.0, 150.0, 40.0, 40.0);
+    let hole = rect(&mut s, 30.0, 160.0, 10.0, 10.0);
+    select(&mut s, &[member, hole]);
+    let compound = id_of(&s.execute("object.compoundPath.make", &json!({})).unwrap());
+    let why = err(&mut s, json!({"path": member.0, "ids": [left.0]}));
+    assert!(why.contains("a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects"), "{why}");
+    assert_eq!(parent(&s, member), Some(compound));
+    // A blend's key path, as the path and as an object.
+    let key = line(&mut s, (50.0, 200.0), (350.0, 200.0));
+    let other_key = line(&mut s, (50.0, 250.0), (350.0, 250.0));
+    select(&mut s, &[key, other_key]);
+    let blend = id_of(&s.execute("object.blend.make", &json!({"steps": 2})).unwrap());
+    assert!(err(&mut s, json!({"path": key.0, "ids": [left.0]})).contains("can't take objects"));
+    let why = err(&mut s, json!({"path": path.0, "ids": [key.0]}));
+    assert!(why.contains("objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path"), "{why}");
+    assert_eq!((parent(&s, key), parent(&s, other_key)), (Some(blend), Some(blend)));
+    // A repeat's source art as an object.
+    let source = rect(&mut s, 300.0, 340.0, 10.0, 10.0);
+    select(&mut s, &[source]);
+    let repeat = id_of(&s.execute("object.repeat.grid", &json!({})).unwrap());
+    assert!(err(&mut s, json!({"path": path.0, "ids": [source.0]})).contains("can't be attached to a path"));
+    assert_eq!(parent(&s, source), Some(repeat));
+    // A clipping path, as the path and as an object.
+    let art = rect(&mut s, 200.0, 100.0, 60.0, 60.0);
+    let mask = rect(&mut s, 210.0, 110.0, 40.0, 40.0);
+    select(&mut s, &[art, mask]);
+    let clip = id_of(&s.execute("object.clippingMask.make", &json!({})).unwrap());
+    assert!(err(&mut s, json!({"path": mask.0, "ids": [left.0]})).contains("a clipping path can't take objects"));
+    assert!(err(&mut s, json!({"path": path.0, "ids": [mask.0]})).contains("a clipping path can't be attached to a path"));
+    assert_eq!(s.doc().unwrap().doc.node(clip).unwrap().children().unwrap().first().map(|c| c.id), Some(mask));
+    // The art the clipping path clips, and a compound path's member as an object, still attach.
+    let g = attach(&mut s, path, &[left, middle, member, art], json!({}));
+    let rec = s.doc().unwrap().doc.node(g).unwrap().extras().objects_on_path.as_deref().cloned().unwrap();
+    assert!(rec.members.iter().any(|m| m.id == compound), "the compound attaches whole");
+    assert_eq!(parent(&s, member), Some(compound));
+}
+
 #[test]
 fn options_and_expand_take_ids_without_a_selection() {
     let mut s = session();

crates/tools/src/objects_on_path.rs

@@ -15,7 +15,9 @@ use crate::{Action, Cursor, Mods, Overlay, PointerEvent, PointerKind, Tool, Tool
 const HIGHLIGHT: [u8; 3] = [0x4f, 0x9d, 0xff];
 
 /// The path a click at `p` attaches the selected objects to: the path object hit there, when it can
-/// take objects, is in no Objects on Path group, and something else is selected.
+/// take objects, is in no Objects on Path group, is not a clipping path or part of a compound path,
+/// blend, envelope, repeat or Intertwine group ([`vectorcraft_doc::objects_on_path::held`]), and
+/// something else is selected.
 pub fn target(cx: &ToolContext, p: Point) -> Option<(NodeId, BezPath)> {
     let h = vectorcraft_doc::hit::hit_test(cx.doc, p, cx.hit_options())?;
     let n = cx.doc.node(h.leaf)?;
@@ -23,6 +25,9 @@ pub fn target(cx: &ToolContext, p: Point) -> Option<(NodeId, BezPath)> {
     if h.ancestry.iter().filter(|a| **a != h.leaf).any(|a| cx.doc.node(*a).is_some_and(is_objects_on_path)) {
         return None;
     }
+    if vectorcraft_doc::objects_on_path::held(cx.doc, h.leaf).is_some() {
+        return None;
+    }
     cx.selection.objects.iter().any(|id| *id != h.leaf).then(|| (h.leaf, path.to_bezpath()))
 }
 
@@ -156,4 +161,38 @@ mod tests {
         assert!(t.pointer(&cx, &ev(PointerKind::Up, 200.0, 300.0)).is_empty());
         assert!(matches!(d.node(line).map(|n| &n.kind), Some(NodeKind::Path { .. })));
     }
+
+    #[test]
+    fn a_clipping_path_or_a_blend_key_is_not_a_target() {
+        let (mut d, line, square) = doc();
+        let l = d.layers[0].id;
+        let key = d.alloc_id();
+        d.insert(Some(l), 2, Node::path(key, shapes::line(Point::new(0.0, 100.0), Point::new(400.0, 100.0)), Appearance::default_art())).unwrap();
+        let blend = d.alloc_id();
+        d.wrap(&[line, key], |children| Node::new(blend, NodeKind::Blend { children, spec: Default::default() })).unwrap();
+        let mask = d.alloc_id();
+        let art = d.alloc_id();
+        d.insert(Some(l), 2, Node::path(mask, shapes::rectangle(Rect::new(100.0, 380.0, 300.0, 430.0)), Appearance::default_art())).unwrap();
+        d.insert(Some(l), 3, Node::path(art, shapes::rectangle(Rect::new(250.0, 390.0, 290.0, 420.0)), Appearance::default_art())).unwrap();
+        let clip = d.alloc_id();
+        d.wrap(&[mask, art], |children| {
+            let mut g = Node::group(clip, children);
+            g.set_clips(true);
+            g
+        })
+        .unwrap();
+        assert_eq!(d.node(clip).and_then(|g| g.children()).and_then(|c| c.first()).map(|c| c.id), Some(mask));
+        let mut sel = Selection::default();
+        sel.set([square]);
+        let paint = paint();
+        let cx = cx(&d, &sel, &paint);
+        let mut t = ObjectsOnPathTool::default();
+        for (p, what) in [((150.0, 400.0), "a clipping path"), ((200.0, 300.0), "a blend's key path"), ((200.0, 100.0), "a blend's other key path")] {
+            assert_eq!(t.cursor(&cx, Point::new(p.0, p.1), Mods::default()), Cursor::Arrow, "{what}");
+            t.pointer(&cx, &ev(PointerKind::Move, p.0, p.1));
+            assert!(t.overlays(&cx).is_empty(), "{what} is not highlighted");
+            t.pointer(&cx, &ev(PointerKind::Down, p.0, p.1));
+            assert!(t.pointer(&cx, &ev(PointerKind::Up, p.0, p.1)).is_empty(), "a click on {what} attaches nothing");
+        }
+    }
 }

crates/ui-egui/src/i18n/cs.tsv

@@ -4419,6 +4419,10 @@ imageTrace	Outline	Obrys
 @msg	select a repeat	vyberte opakování
 @msg	select an Intertwine group	vyberte skupinu propletení
 @msg	select an Objects on Path group	vyberte skupinu objektů na cestě
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	cesta uvnitř složené cesty, prolnutí, obálky, opakování nebo skupiny propletení nemůže přijmout objekty
+@msg	a clipping path can't take objects	ořezová cesta nemůže přijmout objekty
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	objekty uvnitř prolnutí, obálky, opakování nebo skupiny propletení nelze připojit na cestu
+@msg	a clipping path can't be attached to a path	ořezovou cestu nelze připojit na cestu
 @msg	select a stroke with a variable width	vyberte tah s proměnnou šířkou
 @msg	select a symbol instance	vyberte instanci symbolu
 @msg	select an Image Trace object	vyberte objekt vektorizace obrazu

crates/ui-egui/src/i18n/de.tsv

@@ -4056,6 +4056,10 @@ theme	Appearance	Erscheinungsbild
 @msg	select a repeat	wählen Sie eine Wiederholung aus
 @msg	select an Intertwine group	wählen Sie eine Verflechtungsgruppe aus
 @msg	select an Objects on Path group	wählen Sie eine Gruppe „Objekte auf Pfad“ aus
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	ein Pfad in einem zusammengesetzten Pfad, einer Angleichung, einer Hülle, einer Wiederholung oder einer Verflechtungsgruppe kann keine Objekte aufnehmen
+@msg	a clipping path can't take objects	ein Schnittpfad kann keine Objekte aufnehmen
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	die Objekte in einer Angleichung, einer Hülle, einer Wiederholung oder einer Verflechtungsgruppe können nicht an einen Pfad angehängt werden
+@msg	a clipping path can't be attached to a path	ein Schnittpfad kann nicht an einen Pfad angehängt werden
 @msg	select a stroke with a variable width	wählen Sie eine Kontur mit variabler Breite aus
 @msg	select a symbol instance	wählen Sie eine Symbolinstanz aus
 @msg	select an Image Trace object	wählen Sie ein Bildnachzeichner-Objekt aus

crates/ui-egui/src/i18n/el.tsv

@@ -5116,6 +5116,10 @@ effect	Points	Σημεία
 @msg	nothing in data set {name} was applied: no object is bound to a variable it has a value for	δεν εφαρμόστηκε τίποτα από το σύνολο δεδομένων {name}: κανένα αντικείμενο δεν είναι συνδεδεμένο με μεταβλητή για την οποία έχει τιμή
 @msg	select an Intertwine group	επιλέξτε μια ομάδα διαπλοκής
 @msg	select an Objects on Path group	επιλέξτε μια ομάδα αντικειμένων σε διαδρομή
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	μια διαδρομή μέσα σε σύνθετη διαδρομή, ανάμειξη, περίβλημα, επανάληψη ή ομάδα διαπλοκής δεν μπορεί να δεχτεί αντικείμενα
+@msg	a clipping path can't take objects	μια διαδρομή αποκοπής δεν μπορεί να δεχτεί αντικείμενα
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	τα αντικείμενα μέσα σε ανάμειξη, περίβλημα, επανάληψη ή ομάδα διαπλοκής δεν μπορούν να προσαρτηθούν σε διαδρομή
+@msg	a clipping path can't be attached to a path	μια διαδρομή αποκοπής δεν μπορεί να προσαρτηθεί σε διαδρομή
 @msg	span must be "object" or "selection", got {v}	το span πρέπει να είναι "object" ή "selection", δόθηκε {v}
 @msg	span: "selection" places a `gradient`, not a swatch	span: το "selection" τοποθετεί ένα `gradient`, όχι δείγμα χρώματος
 @msg	span: "selection" places a gradient: give `gradient`	span: το "selection" τοποθετεί ντεγκραντέ: δώστε `gradient`

crates/ui-egui/src/i18n/es.tsv

@@ -4118,6 +4118,10 @@ axis	Both	Ambos
 @msg	select a repeat	selecciona una repetición
 @msg	select an Intertwine group	selecciona un grupo entrelazado
 @msg	select an Objects on Path group	selecciona un grupo de objetos en trazado
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	un trazado dentro de un trazado compuesto, una fusión, una envolvente, una repetición o un grupo entrelazado no puede recibir objetos
+@msg	a clipping path can't take objects	un trazado de recorte no puede recibir objetos
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	los objetos dentro de una fusión, una envolvente, una repetición o un grupo entrelazado no se pueden adjuntar a un trazado
+@msg	a clipping path can't be attached to a path	un trazado de recorte no se puede adjuntar a un trazado
 @msg	select a stroke with a variable width	selecciona un trazo con anchura variable
 @msg	select a symbol instance	selecciona una instancia de símbolo
 @msg	select an Image Trace object	selecciona un objeto de calco de imagen

crates/ui-egui/src/i18n/fi.tsv

@@ -5128,6 +5128,10 @@ mark-style	Japanese	Japanilainen
 @msg	nothing in data set {name} was applied: no object is bound to a variable it has a value for	tietojoukosta {name} ei käytetty mitään: mitään objektia ei ole sidottu muuttujaan, jolle siinä on arvo
 @msg	select an Intertwine group	valitse lomitusryhmä
 @msg	select an Objects on Path group	valitse Objektit polulla -ryhmä
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	yhdistelmäpolun, sulautuksen, vääristyskuoren, toiston tai lomitusryhmän sisällä olevaan polkuun ei voi kiinnittää objekteja
+@msg	a clipping path can't take objects	leikkauspolkuun ei voi kiinnittää objekteja
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	sulautuksen, vääristyskuoren, toiston tai lomitusryhmän sisällä olevia objekteja ei voi kiinnittää polulle
+@msg	a clipping path can't be attached to a path	leikkauspolkua ei voi kiinnittää polulle
 @msg	span must be "object" or "selection", got {v}	span-arvon on oltava "object" tai "selection", saatiin {v}
 @msg	span: "selection" places a `gradient`, not a swatch	span: "selection" sijoittaa `gradient`-liukuvärin, ei värimallia
 @msg	span: "selection" places a gradient: give `gradient`	span: "selection" sijoittaa liukuvärin: anna `gradient`

crates/ui-egui/src/i18n/fr.tsv

@@ -4115,6 +4115,10 @@ axis	Both	Les deux
 @msg	select a repeat	sélectionnez une répétition
 @msg	select an Intertwine group	sélectionnez un groupe entrelacé
 @msg	select an Objects on Path group	sélectionnez un groupe d’objets sur tracé
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	un tracé à l’intérieur d’un tracé transparent, d’un dégradé de formes, d’une enveloppe, d’une répétition ou d’un groupe entrelacé ne peut pas recevoir d’objets
+@msg	a clipping path can't take objects	un tracé d’écrêtage ne peut pas recevoir d’objets
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	les objets à l’intérieur d’un dégradé de formes, d’une enveloppe, d’une répétition ou d’un groupe entrelacé ne peuvent pas être attachés à un tracé
+@msg	a clipping path can't be attached to a path	un tracé d’écrêtage ne peut pas être attaché à un tracé
 @msg	select a stroke with a variable width	sélectionnez un contour de largeur variable
 @msg	select a symbol instance	sélectionnez une instance de symbole
 @msg	select an Image Trace object	sélectionnez un objet de vectorisation de l’image

crates/ui-egui/src/i18n/hu.tsv

@@ -4807,6 +4807,10 @@ imageTrace	Outline	Körvonal
 @msg	select a repeat	jelölj ki egy ismétlést
 @msg	select an Intertwine group	jelölj ki egy összefonási csoportot
 @msg	select an Objects on Path group	jelölj ki egy Objektumok útvonalon csoportot
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	összetett útvonalban, összemosásban, burkolóban, ismétlésben vagy összefonási csoportban lévő útvonalhoz nem csatolhatók objektumok
+@msg	a clipping path can't take objects	vágóútvonalhoz nem csatolhatók objektumok
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	összemosásban, burkolóban, ismétlésben vagy összefonási csoportban lévő objektumok nem csatolhatók útvonalhoz
+@msg	a clipping path can't be attached to a path	vágóútvonal nem csatolható útvonalhoz
 @msg	select a stroke with a variable width	jelölj ki egy változó szélességű körvonalat
 @msg	select a symbol instance	jelölj ki egy szimbólumpéldányt
 @msg	select an envelope	jelölj ki egy burkolót

crates/ui-egui/src/i18n/it.tsv

@@ -4157,6 +4157,10 @@ axis	Both	Entrambi
 @msg	select a repeat	seleziona una ripetizione
 @msg	select an Intertwine group	seleziona un gruppo intrecciato
 @msg	select an Objects on Path group	seleziona un gruppo di oggetti su tracciato
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	un tracciato all'interno di un tracciato composto, una fusione, un involucro, una ripetizione o un gruppo intrecciato non può ricevere oggetti
+@msg	a clipping path can't take objects	un tracciato di ritaglio non può ricevere oggetti
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	gli oggetti all'interno di una fusione, un involucro, una ripetizione o un gruppo intrecciato non possono essere agganciati a un tracciato
+@msg	a clipping path can't be attached to a path	un tracciato di ritaglio non può essere agganciato a un tracciato
 @msg	select a stroke with a variable width	seleziona una traccia con larghezza variabile
 @msg	select a symbol instance	seleziona un'istanza di simbolo
 @msg	select an Image Trace object	seleziona un oggetto di ricalco immagine

crates/ui-egui/src/i18n/ja.tsv

@@ -4039,6 +4039,10 @@ swatch	Bright Violet	ビビッドバイオレット
 @msg	select a repeat	リピートを選択してください
 @msg	select an Intertwine group	織り交ぜグループを選択してください
 @msg	select an Objects on Path group	パス上のオブジェクトグループを選択してください
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	複合パス、ブレンド、エンベロープ、リピートまたは織り交ぜグループ内のパスにはオブジェクトをアタッチできません
+@msg	a clipping path can't take objects	クリッピングパスにはオブジェクトをアタッチできません
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	ブレンド、エンベロープ、リピートまたは織り交ぜグループ内のオブジェクトはパスにアタッチできません
+@msg	a clipping path can't be attached to a path	クリッピングパスはパスにアタッチできません
 @msg	select the art to repeat	リピートするアートを選択してください
 @msg	the document has no patterns	ドキュメントにパターンがありません
 @msg	no artboard	アートボードがありません

crates/ui-egui/src/i18n/ka.tsv

@@ -4837,6 +4837,10 @@ imageTrace	Outline	კონტური
 	Arrange Intertwine Area	გადახლართვის არის დალაგება
 @msg	select an Intertwine group	მონიშნეთ გადახლართვის ჯგუფი
 @msg	select an Objects on Path group	მონიშნეთ ტრაექტორიაზე ობიექტების ჯგუფი
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	შედგენილ ტრაექტორიაში, გადასვლაში, გარსში, გამეორებაში ან გადახლართვის ჯგუფში მყოფ ტრაექტორიაზე ობიექტების მიმაგრება ვერ ხერხდება
+@msg	a clipping path can't take objects	მომჭრელ ტრაექტორიაზე ობიექტების მიმაგრება ვერ ხერხდება
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	გადასვლაში, გარსში, გამეორებაში ან გადახლართვის ჯგუფში მყოფი ობიექტების ტრაექტორიაზე მიმაგრება ვერ ხერხდება
+@msg	a clipping path can't be attached to a path	მომჭრელი ტრაექტორიის ტრაექტორიაზე მიმაგრება ვერ ხერხდება
 	Registration:	საბაზისო წერტილი:
 @msg	span must be "object" or "selection", got {v}	span უნდა იყოს "object" ან "selection", მიღებულია {v}
 @msg	span: "selection" places a `gradient`, not a swatch	span: "selection" ათავსებს `gradient`-ს და არა ფერის ნიმუშს

crates/ui-egui/src/i18n/ko.tsv

@@ -3971,6 +3971,10 @@ theme	Appearance	외관
 @msg	select a repeat	반복을 선택하세요
 @msg	select an Intertwine group	교차 그룹을 선택하세요
 @msg	select an Objects on Path group	패스 위 개체 그룹을 선택하세요
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	컴파운드 패스, 블렌드, 엔벨로프, 반복 또는 교차 그룹 안의 패스에는 개체를 부착할 수 없습니다
+@msg	a clipping path can't take objects	클리핑 패스에는 개체를 부착할 수 없습니다
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	블렌드, 엔벨로프, 반복 또는 교차 그룹 안의 개체는 패스에 부착할 수 없습니다
+@msg	a clipping path can't be attached to a path	클리핑 패스는 패스에 부착할 수 없습니다
 @msg	select the art to repeat	반복할 아트웍을 선택하세요
 @msg	the document has no patterns	문서에 패턴이 없습니다
 @msg	no artboard	아트보드가 없습니다

crates/ui-egui/src/i18n/pl.tsv

@@ -4243,6 +4243,10 @@ imageTrace	Outline	Kontur
 @msg	select a repeat	zaznacz powtórzenie
 @msg	select an Intertwine group	zaznacz grupę przeplotu
 @msg	select an Objects on Path group	zaznacz grupę obiektów na ścieżce
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	do ścieżki wewnątrz ścieżki złożonej, przejścia, koperty, powtórzenia lub grupy przeplotu nie można dołączyć obiektów
+@msg	a clipping path can't take objects	do ścieżki przycinającej nie można dołączyć obiektów
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	obiektów wewnątrz przejścia, koperty, powtórzenia lub grupy przeplotu nie można dołączyć do ścieżki
+@msg	a clipping path can't be attached to a path	ścieżki przycinającej nie można dołączyć do ścieżki
 @msg	select a stroke with a variable width	zaznacz obrys o zmiennej szerokości
 @msg	select a symbol instance	zaznacz wystąpienie symbolu
 @msg	select an Image Trace object	zaznacz obiekt obrysu obrazu

crates/ui-egui/src/i18n/pt-br.tsv

@@ -3698,6 +3698,10 @@ axis	Both	Ambos
 @msg	select a repeat	selecione uma repetição
 @msg	select an Intertwine group	selecione um grupo entrelaçado
 @msg	select an Objects on Path group	selecione um grupo de objetos no caminho
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	um caminho dentro de um caminho composto, mesclagem, envelope, repetição ou grupo entrelaçado não pode receber objetos
+@msg	a clipping path can't take objects	um caminho de recorte não pode receber objetos
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	objetos dentro de uma mesclagem, envelope, repetição ou grupo entrelaçado não podem ser anexados a um caminho
+@msg	a clipping path can't be attached to a path	um caminho de recorte não pode ser anexado a um caminho
 @msg	select a stroke with a variable width	selecione um traço com largura variável
 @msg	select a symbol instance	selecione uma instância de símbolo
 @msg	select an Image Trace object	selecione um objeto de Vetorização de imagem

crates/ui-egui/src/i18n/ru.tsv

@@ -4153,6 +4153,10 @@ axis	Both	Оба
 @msg	select a repeat	выделите повтор
 @msg	select an Intertwine group	выделите группу переплетения
 @msg	select an Objects on Path group	выделите группу объектов на контуре
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	к контуру внутри составного контура, перехода, оболочки, повтора или группы переплетения нельзя прикрепить объекты
+@msg	a clipping path can't take objects	к контуру обрезки нельзя прикрепить объекты
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	объекты внутри перехода, оболочки, повтора или группы переплетения нельзя прикрепить к контуру
+@msg	a clipping path can't be attached to a path	контур обрезки нельзя прикрепить к контуру
 @msg	select a stroke with a variable width	выделите обводку с переменной шириной
 @msg	select a symbol instance	выделите экземпляр символа
 @msg	select an Image Trace object	выделите объект трассировки изображения

crates/ui-egui/src/i18n/sv.tsv

@@ -5120,6 +5120,10 @@ theme	Appearance	Utseende
 @msg	nothing in data set {name} was applied: no object is bound to a variable it has a value for	inget i datauppsättningen {name} användes: inget objekt är bundet till en variabel som den har ett värde för
 @msg	select an Intertwine group	markera en sammanflätningsgrupp
 @msg	select an Objects on Path group	markera en grupp med objekt på bana
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	en bana inuti en sammansatt bana, en blandning, ett kuvert, en upprepning eller en sammanflätningsgrupp kan inte ta emot objekt
+@msg	a clipping path can't take objects	en klippbana kan inte ta emot objekt
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	objekt inuti en blandning, ett kuvert, en upprepning eller en sammanflätningsgrupp kan inte fästas på en bana
+@msg	a clipping path can't be attached to a path	en klippbana kan inte fästas på en bana
 @msg	span must be "object" or "selection", got {v}	span måste vara "object" eller "selection", fick {v}
 @msg	span: "selection" places a `gradient`, not a swatch	span: "selection" placerar en `gradient`, inte en färgruta
 @msg	span: "selection" places a gradient: give `gradient`	span: "selection" placerar en övertoning: ange `gradient`

crates/ui-egui/src/i18n/tests.rs

@@ -1733,6 +1733,39 @@ fn blend_spine_param_errors_are_translated() {
     assert!(untranslated.is_empty(), "untranslated spine errors:\n{}", untranslated.join("\n"));
 }
 
+/// Objects on Path's refusals of a path inside a compound path, blend, envelope, repeat or
+/// Intertwine group, of an object inside a blend, envelope, repeat or Intertwine group, and of a
+/// clipping path, whose text the scan above doesn't read, are translated whole in each language of
+/// [`COMPLETE_MESSAGES`].
+#[test]
+fn objects_on_path_refusals_are_translated() {
+    use serde_json::json;
+    use vectorcraft_engine::Session;
+    let mut s = Session::new();
+    s.execute("file.new", &json!({})).unwrap();
+    let rectangle =
+        |s: &mut Session, x: u64| s.execute("shape.rectangle", &json!({"x": x, "y": 0, "width": 40, "height": 40})).unwrap()["id"].clone();
+    let path = s.execute("shape.line", &json!({"x1": 0, "y1": 300, "x2": 300, "y2": 300})).unwrap()["id"].clone();
+    let object = rectangle(&mut s, 0);
+    let (member, hole) = (rectangle(&mut s, 100), rectangle(&mut s, 110));
+    s.execute("select.set", &json!({"ids": [member, hole]})).unwrap();
+    s.execute("object.compoundPath.make", &json!({})).unwrap();
+    let (art, mask) = (rectangle(&mut s, 200), rectangle(&mut s, 210));
+    s.execute("select.set", &json!({"ids": [art, mask]})).unwrap();
+    s.execute("object.clippingMask.make", &json!({})).unwrap();
+    let source = rectangle(&mut s, 300);
+    s.execute("select.set", &json!({"ids": [source]})).unwrap();
+    s.execute("object.repeat.grid", &json!({})).unwrap();
+    for (p, ids) in [(&member, &object), (&mask, &object), (&path, &source), (&path, &mask)] {
+        let e = s.execute("object.objectsOnPath.attach", &json!({"path": p, "ids": [ids]})).unwrap_err();
+        let vectorcraft_engine::EngineError::BadParams { msg, .. } = &e else { panic!("{e}") };
+        for code in COMPLETE_MESSAGES {
+            let shown = message(Lang::from_code(code).unwrap(), &e.to_string());
+            assert!(!shown.contains(msg.as_str()), "{code}: {shown}");
+        }
+    }
+}
+
 /// The parameter error of Save as Template for a `.ait` with `aiVersion` 7 is translated whole in
 /// each language of [`COMPLETE_MESSAGES`].
 #[test]

crates/ui-egui/src/i18n/uk.tsv

@@ -4141,6 +4141,10 @@ axis	Both	Обидві
 @msg	select a repeat	виділіть повтор
 @msg	select an Intertwine group	виділіть групу переплетення
 @msg	select an Objects on Path group	виділіть групу об’єктів на контурі
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	до контуру всередині складеного контуру, переходу, оболонки, повтору або групи переплетення не можна прикріпити об’єкти
+@msg	a clipping path can't take objects	до відсічного контуру не можна прикріпити об’єкти
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	об’єкти всередині переходу, оболонки, повтору або групи переплетення не можна прикріпити до контуру
+@msg	a clipping path can't be attached to a path	відсічний контур не можна прикріпити до контуру
 @msg	select a stroke with a variable width	виділіть обведення зі змінною шириною
 @msg	select a symbol instance	виділіть екземпляр символу
 @msg	select an Image Trace object	виділіть об’єкт трасування зображення

crates/ui-egui/src/i18n/vi.tsv

@@ -4457,6 +4457,10 @@ theme	Appearance	Giao diện
 @msg	select a repeat	hãy chọn một đối tượng lặp
 @msg	select an Intertwine group	hãy chọn một nhóm đan xen
 @msg	select an Objects on Path group	hãy chọn một nhóm đối tượng trên đường dẫn
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	không thể gắn đối tượng lên một đường dẫn nằm trong đường dẫn phức, đối tượng hòa trộn, Envelope, đối tượng lặp hoặc nhóm đan xen
+@msg	a clipping path can't take objects	không thể gắn đối tượng lên đường dẫn cắt
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	không thể gắn các đối tượng nằm trong đối tượng hòa trộn, Envelope, đối tượng lặp hoặc nhóm đan xen lên đường dẫn
+@msg	a clipping path can't be attached to a path	không thể gắn đường dẫn cắt lên đường dẫn
 @msg	select a stroke with a variable width	hãy chọn nét có chiều rộng biến đổi
 @msg	select a symbol instance	hãy chọn đối tượng ký hiệu
 @msg	select an envelope	hãy chọn một Envelope

crates/ui-egui/src/i18n/zh-hans.tsv

@@ -3791,6 +3791,10 @@ imageTrace	Outline	轮廓
 @msg	select a repeat	请选择一个重复对象
 @msg	select an Intertwine group	请选择一个交织组
 @msg	select an Objects on Path group	请选择一个路径上的对象组
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	复合路径、混合对象、封套、重复对象或交织组中的路径无法附加对象
+@msg	a clipping path can't take objects	剪切路径无法附加对象
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	混合对象、封套、重复对象或交织组中的对象无法附加到路径
+@msg	a clipping path can't be attached to a path	剪切路径无法附加到路径
 @msg	select the art to repeat	请选择要重复的图稿
 @msg	the document has no patterns	文档中没有图案
 @msg	no artboard	没有画板

crates/ui-egui/src/i18n/zh-hant.tsv

@@ -1794,6 +1794,10 @@ file-filter	Templates	範本
 @msg	select a repeat	請選取重複物件
 @msg	select an Intertwine group	請選取交織群組
 @msg	select an Objects on Path group	請選取路徑上的物件群組
+@msg	a path inside a compound path, blend, envelope, repeat or Intertwine group can't take objects	複合路徑、漸變物件、封套、重複物件或交織群組中的路徑無法附加物件
+@msg	a clipping path can't take objects	剪裁路徑無法附加物件
+@msg	objects inside a blend, envelope, repeat or Intertwine group can't be attached to a path	漸變物件、封套、重複物件或交織群組中的物件無法附加到路徑
+@msg	a clipping path can't be attached to a path	剪裁路徑無法附加到路徑
 @msg	select the art to repeat	請選取要重複的圖稿
 @msg	the document has no patterns	文件中沒有圖樣
 @msg	no artboard	沒有工作區域

docs/mcp.md

@@ -4409,8 +4409,12 @@ between them by length; on a closed path the gaps run all the way round. The att
 object is turned to the path's direction there. An object rotated by other than a multiple of 90° is first turned to
 the nearest multiple. `rotate` tilts every object by that many degrees counter-clockwise. Without `path`, the command
 chooses the Objects on Path tool (`objectsOnPath`), whose click on a path sends `{path}`. As the path, the command
-refuses a guide, a compound path, type, a path without length and a path already in an Objects on Path group. As
-objects, it refuses graphs, layers and objects already in an Objects on Path group.
+refuses a guide, a compound path, type, a path without length, a path already in an Objects on Path group, a
+clipping path, and a path inside a compound path, blend, envelope, repeat or Intertwine group. As objects, it skips
+layers and refuses graphs, objects already in an Objects on Path group, clipping paths, and objects inside a blend,
+envelope, repeat or Intertwine group; a member of a compound path attaches as its whole compound path. The tool
+does not highlight a clipping path or a path inside a blend, envelope, repeat or Intertwine group, and a click on one
+attaches nothing.
 
 The group stays live: after every edit its objects go back on its path. Editing the path moves them, an object moved
 on its own goes back to its place, an object moved into the group (`layer.move` with `place: "inside"`) joins the end