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make change_anchors accept regular anchors

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Adrian Mariano 2025-09-20 20:06:49 -04:00
parent 09313eb030
commit b17dceedd0
1 changed files with 6 additions and 11 deletions
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@ -3374,10 +3374,10 @@ function named_anchor(name, pos, orient, spin, rot, flip, info) =
// Usage: // Usage:
// PARENT() change_anchors([named],[alias=],[remove=]) CHILDREN; // PARENT() change_anchors([named],[alias=],[remove=]) CHILDREN;
// Description: // Description:
// Modifies the named anchors inherited from the parent object. The `named` parameter gives a list // Modifies the named anchors inherited from the parent object or adds new named anchors. The `named` parameter gives a list
// of new or replacement named anchors, specified in the usual way with {{named_anchor()}}. // of new or replacement named anchors, specified in the usual way with {{named_anchor()}}.
// The `alias` parameter specifies a list of string pairs of the form `[newname, oldname]` where // The `alias` parameter specifies a list of pairs of the form `[newname, anchor]` where
// `newname` is a new anchor name and `oldname` is an existing named anchor for the parent. The // `newname` is a new anchor name and `anchor` is an existing anchor for the parent, either a named anchor or a regular anchor. The
// existing parent anchor will be propagated to the child under the new name. The old name is not changed, // existing parent anchor will be propagated to the child under the new name. The old name is not changed,
// and will also be propagated to the child. The `remove` parameter removes named anchors inherited from // and will also be propagated to the child. The `remove` parameter removes named anchors inherited from
// the parent so they are not propagated to the child. You can use it to remove an anchor that you have // the parent so they are not propagated to the child. You can use it to remove an anchor that you have
@ -3390,16 +3390,11 @@ function named_anchor(name, pos, orient, spin, rot, flip, info) =
module change_anchors(named=[], alias=[], remove=[]) module change_anchors(named=[], alias=[], remove=[])
{ {
dummy=assert($parent_geom != undef, "\nNo object with anchors to change!");
oldanch = last($parent_geom); oldanch = last($parent_geom);
allremove = concat(column(named,0), remove); allremove = concat(column(named,0), remove);
keepanch = [for(anch=oldanch) if (!in_list(anch[0],allremove)) anch]; keepanch = [for(anch=oldanch) if (!in_list(anch[0],allremove)) anch];
aliasanch = [for(name=alias) aliasanch = [for(name=alias) list_set(_find_anchor(name[1],$parent_geom),0,name[0])];
let(
found = search([name[1]], oldanch, num_returns_per_match=1)[0]
)
assert(found!=[], str("Alias references unknown anchor: ",name[1]))
list_set(oldanch[found],0,name[0])
];
newanch = concat(keepanch, aliasanch, named); newanch = concat(keepanch, aliasanch, named);
$parent_geom = list_set($parent_geom,-1,newanch); $parent_geom = list_set($parent_geom,-1,newanch);
children(); children();
@ -5524,7 +5519,7 @@ module desc_copies(transforms)
// Function: is_description() // Function: is_description()
// Synopsis: Check if its argument is a descriptioni // Synopsis: Check if its argument is a description
// Topics: Descriptions // Topics: Descriptions
// Usage: // Usage:
// bool = is_description(desc); // bool = is_description(desc);