Files
OneCAD-Draft/src/scene/modify.rs
T

1614 lines
65 KiB
Rust

// Auto-split from scene/mod.rs. Pure text-move; behaviour unchanged.
use super::*;
/// Orientation fields of a text-like entity, captured so a mirror can keep the
/// glyphs right-reading when MIRRTEXT (`header.mirror_text`) is off.
struct TextOrient {
rotation: f64,
oblique: f64,
x_scale: f64,
}
fn inverse_affine(transform: &codec::types::Transform) -> Option<codec::types::Transform> {
use codec::types::{Matrix3, Matrix4, Transform, Vector3};
let matrix = &transform.matrix.m;
let linear = Matrix3::from_rows(
[matrix[0][0], matrix[0][1], matrix[0][2]],
[matrix[1][0], matrix[1][1], matrix[1][2]],
[matrix[2][0], matrix[2][1], matrix[2][2]],
);
let inverse = linear.inverse()?;
let translation = Vector3::new(matrix[0][3], matrix[1][3], matrix[2][3]);
let inverse_translation = inverse * (translation * -1.0);
Some(Transform::from_matrix(Matrix4 {
m: [
[
inverse.m[0][0],
inverse.m[0][1],
inverse.m[0][2],
inverse_translation.x,
],
[
inverse.m[1][0],
inverse.m[1][1],
inverse.m[1][2],
inverse_translation.y,
],
[
inverse.m[2][0],
inverse.m[2][1],
inverse.m[2][2],
inverse_translation.z,
],
[0.0, 0.0, 0.0, 1.0],
],
}))
}
/// Snapshot the orientation of a text / mtext / shape entity, or `None` for any
/// other kind.
fn capture_text_orient(e: &EntityType) -> Option<TextOrient> {
match e {
EntityType::Text(t) => Some(TextOrient {
rotation: t.rotation,
oblique: t.oblique_angle,
x_scale: 0.0,
}),
EntityType::MText(m) => Some(TextOrient {
rotation: m.rotation,
oblique: 0.0,
x_scale: 0.0,
}),
EntityType::Shape(s) => Some(TextOrient {
rotation: s.rotation,
oblique: s.oblique_angle,
x_scale: s.relative_x_scale,
}),
_ => None,
}
}
/// Restores readable text orientation after a mirror.
fn restore_text_orient(e: &mut EntityType, o: &TextOrient) {
match e {
EntityType::Text(t) => {
t.rotation = o.rotation;
t.oblique_angle = o.oblique;
use codec::entities::TextHorizontalAlignment as HA;
t.horizontal_alignment = match t.horizontal_alignment {
HA::Left => HA::Right,
HA::Right => HA::Left,
other => other,
};
crate::entities::text::sync_text_alignment_point(t);
}
EntityType::MText(m) => {
m.rotation = o.rotation;
}
EntityType::Shape(s) => {
s.rotation = o.rotation;
s.oblique_angle = o.oblique;
s.relative_x_scale = o.x_scale;
}
_ => {}
}
}
/// MIRRTEXT on: a real MIRROR makes text a true glyph mirror. `apply_transform`
/// already reflects the baseline rotation; toggling *both* group-71 bits
/// (backward `0x2` + upside-down `0x4`) then renders the exact geometric
/// reflection (the renderer XORs these flags into the effective width-factor
/// sign / 180° flip). Toggling — not setting — keeps a double mirror an
/// involution. Only single-line TEXT carries group 71; MTEXT / Shape keep the
/// reflected rotation (readable-but-rotated), which is standard-conforming.
fn mirror_true_text_flags(e: &mut EntityType) {
if let EntityType::Text(t) = e {
t.generation_flags ^= 0x2 | 0x4;
}
}
impl Scene {
pub(crate) fn sync_displayed_annotation_context(&mut self, handle: Handle) -> bool {
let scale = self.displayed_annotation_scale_handle();
crate::scene::annotative::sync_annotation_context_from_entity(
&mut self.document,
handle,
scale,
)
}
/// Invalidate a dimension's baked block while capturing every removed
/// sub-entity for an active history transaction.
pub fn invalidate_dim_block_recorded(&mut self, handle: Handle) {
if self.is_recording_undo() {
let owned: Vec<Handle> = self
.document
.get_entity(handle)
.and_then(|entity| match entity {
EntityType::Dimension(d) => {
let name = d.base().block_name.clone();
self.document.block_records.get(&name).map(|record| {
let mut handles = record.entity_handles.clone();
handles.push(record.block_entity_handle);
handles.push(record.block_end_handle);
handles
})
}
_ => None,
})
.unwrap_or_default();
if let Some(before) = self.document.get_entity_arc(handle) {
self.record_undo_before(handle, Some(before));
}
for owned_handle in owned {
if let Some(before) = self.document.get_entity_arc(owned_handle) {
self.record_undo_before(owned_handle, Some(before));
}
}
self.poison_undo_recording();
}
crate::modules::draw::modify::explode::invalidate_dim_block(&mut self.document, handle);
}
// ── Modify (transform / copy) ─────────────────────────────────────────
pub fn transform_entities(&mut self, handles: &[Handle], t: &EntityTransform) {
// Never transform objects on a locked layer (defense-in-depth: the pick
// path already excludes them, but programmatic callers may not).
let handles: Vec<Handle> = handles
.iter()
.copied()
.filter(|&h| !self.is_layer_locked(h))
.collect();
let handles = &handles[..];
let retained_originals: Vec<(Handle, EntityType)> = handles
.iter()
.filter_map(|handle| {
self.document
.get_entity(*handle)
.cloned()
.map(|entity| (*handle, entity))
})
.collect();
let transformed_refs: Vec<_> = handles
.iter()
.copied()
.map(parametric_constraints::ParametricRef::whole)
.collect();
let mut driven_refs = Vec::new();
if !matches!(t, EntityTransform::Translate(_)) {
for set in &self.parametric_constraints {
for constraint in &set.constraints {
if !constraint.enabled
|| !matches!(
constraint.kind,
parametric_constraints::ConstraintKind::Parallel
| parametric_constraints::ConstraintKind::Perpendicular
| parametric_constraints::ConstraintKind::Colinear
)
{
continue;
}
let selected_refs = constraint
.refs
.iter()
.filter(|reference| handles.contains(&reference.entity))
.count();
if selected_refs == 0 || selected_refs == constraint.refs.len() {
continue;
}
for reference in constraint
.refs
.iter()
.copied()
.filter(|reference| !handles.contains(&reference.entity))
{
let anchor = if let Some(index) = reference.segment_index() {
parametric_constraints::ParametricRef::point(
reference.entity,
index as i32,
)
} else if reference.directional_axis().is_some()
&& matches!(
self.document.get_entity(reference.entity),
Some(EntityType::Ellipse(_))
)
{
parametric_constraints::ParametricRef::center(reference.entity)
} else {
parametric_constraints::ParametricRef::point(reference.entity, 0)
};
let follows_selected_point = set.constraints.iter().any(|link| {
link.enabled
&& link.kind
== parametric_constraints::ConstraintKind::Coincident
&& link.refs.contains(&anchor)
&& link
.refs
.iter()
.any(|item| handles.contains(&item.entity))
});
if !follows_selected_point && !driven_refs.contains(&anchor) {
driven_refs.push(anchor);
}
}
}
}
}
// Preserve readable text orientation when MIRRTEXT is disabled.
let preserve_text_orientation =
matches!(t, EntityTransform::Mirror { .. }) && !self.document.header.mirror_text;
// Toggle group-71 flags when glyph mirroring is enabled.
let mirror_true =
matches!(t, EntityTransform::Mirror { .. }) && self.document.header.mirror_text;
let mut text_orient_backup: Vec<(Handle, TextOrient)> = Vec::new();
if preserve_text_orientation {
for &h in handles {
if let Some(entity) = self.document.get_entity(h) {
if let Some(o) = capture_text_orient(entity) {
text_orient_backup.push((h, o));
}
}
}
}
// A dimension's final geometry is baked into a per-instance `*D`
// block, and the render draws those sub-entities directly (not the
// definition points). Transform them with the dimension, or it would
// stay drawn in place while only its def points move.
let dim_block_subs: Vec<Handle> = handles
.iter()
.filter_map(|&h| match self.document.get_entity(h) {
Some(EntityType::Dimension(d)) => {
let bn = d.base().block_name.clone();
if bn.trim().is_empty() {
None
} else {
Some(bn)
}
}
_ => None,
})
.filter_map(|bn| {
self.document
.block_records
.iter()
.find(|br| br.name.eq_ignore_ascii_case(&bn))
.map(|br| br.entity_handles.clone())
})
.flatten()
.collect();
let mut refresh_solid_handles = Vec::new();
for &h in handles {
// Delta-undo: capture the pre-transform image before mutating.
if self.is_recording_undo() {
let before = self.document.get_entity_arc(h);
self.record_undo_before(h, before);
}
if let Some(entity) = self.document.get_entity_mut(h) {
view::dispatch::apply_transform(entity, t);
if mirror_true {
mirror_true_text_flags(entity);
}
}
let rebuilt_history = self.transform_solid_history(h, t);
if !rebuilt_history
&& self.document.get_entity(h).is_some_and(|entity| {
matches!(
entity,
EntityType::Solid3D(_)
| EntityType::Region(_)
| EntityType::Body(_)
| EntityType::Surface(_)
)
})
{
refresh_solid_handles.push(h);
}
if self.hatches.contains_key(&h) {
let existing_color = self.hatches[&h].color;
let new_model = match self.document.get_entity(h) {
Some(EntityType::Hatch(dxf)) => Self::hatch_model_from_dxf(dxf, existing_color),
// A DXF SOLID renders as a solid-fill hatch; rebuild it from
// the moved corners so the fill follows the transform.
Some(EntityType::Solid(s)) => Some(Self::solid_hatch_model(s, existing_color)),
_ => None,
};
if let Some(model) = new_model {
self.hatches.insert(h, model);
}
}
let image_bearing = self.document.get_entity(h).is_some_and(|entity| {
matches!(
entity,
EntityType::RasterImage(_) | EntityType::Ole2Frame(_) | EntityType::Underlay(_)
)
});
if image_bearing {
let model = self
.document
.get_entity(h)
.and_then(|entity| self.image_seed_for(entity));
self.images.remove(&h);
if let Some(model) = model {
self.images.insert(h, model);
}
}
}
if preserve_text_orientation {
for (h, o) in text_orient_backup {
if let Some(entity) = self.document.get_entity_mut(h) {
restore_text_orient(entity, &o);
}
}
}
for &h in handles {
let others =
crate::scene::annotative::transform_annotation_contexts(&mut self.document, h, t);
if self.sync_displayed_annotation_context(h) || others {
self.poison_undo_recording();
}
}
// Move the baked dimension-block sub-entities too (collected above).
// These are entities not named in the reported change set, so a delta
// must capture their before-images here or a dimension move won't undo.
for h in &dim_block_subs {
if self.is_recording_undo() {
let before = self.document.get_entity_arc(*h);
self.record_undo_before(*h, before);
}
if let Some(entity) = self.document.get_entity_mut(*h) {
view::dispatch::apply_transform(entity, t);
}
}
// The moved `*D` contents are a block definition the block cache holds;
// without a fresh block epoch a reopened drawing's dimensions stay
// drawn where they were until REGEN. (#1342)
if !dim_block_subs.is_empty() {
self.block_epoch =
super::GEOMETRY_EPOCH.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
}
// Only the transformed entities changed (a top-level move/rotate/scale/
// mirror never edits a block definition) — report just those so the
// resident set re-tessellates only them and every derived cache patches
// per-handle, keeping the block cache + all other memoized wires.
let changes: Vec<(Handle, ChangeKind)> =
handles.iter().map(|&h| (h, ChangeKind::Modified)).collect();
self.bump_entities_with_parametric_transform_policy(
&changes,
&driven_refs,
&transformed_refs,
&retained_originals,
);
self.refresh_meshes_for_handles(&refresh_solid_handles);
}
/// Entities in anonymous dimension blocks that visually belong to
/// dimensions inside `block_record`. They must follow a block-coordinate
/// reframe and be included in BEDIT's discard snapshot.
pub(crate) fn block_definition_dependent_handles(&self, block_record: Handle) -> Vec<Handle> {
let Some(record) = self
.document
.block_records
.iter()
.find(|record| record.handle == block_record)
else {
return Vec::new();
};
let root_handles: HashSet<Handle> = record.entity_handles.iter().copied().collect();
let mut result = Vec::new();
let mut seen = HashSet::default();
for handle in &record.entity_handles {
let Some(EntityType::Dimension(dimension)) = self.document.get_entity(*handle) else {
continue;
};
let name = dimension.base().block_name.trim();
if name.is_empty() {
continue;
}
let Some(dependent) = self
.document
.block_records
.iter()
.find(|candidate| candidate.name.eq_ignore_ascii_case(name))
else {
continue;
};
for dependent_handle in &dependent.entity_handles {
if !root_handles.contains(dependent_handle) && seen.insert(*dependent_handle) {
result.push(*dependent_handle);
}
}
}
result
}
/// Bake a transient BEDIT UCS into one block definition.
///
/// `local_from_old` maps the currently stored block coordinates into the
/// newly selected UCS frame. No UCS record is attached to the block: the
/// content is transformed and remains canonical around identity/zero.
pub fn reframe_block_definition(
&mut self,
block_record: Handle,
local_from_old: &codec::types::Transform,
) -> usize {
let Some(record) = self
.document
.block_records
.iter()
.find(|record| record.handle == block_record)
else {
return 0;
};
let block_name = record.name.clone();
let root_handles: HashSet<Handle> = record.entity_handles.iter().copied().collect();
let dependent_handles = self.block_definition_dependent_handles(block_record);
let mut handles = record.entity_handles.clone();
handles.extend(dependent_handles.iter().copied());
let owned: HashSet<Handle> = handles.iter().copied().collect();
let transform = EntityTransform::Affine(*local_from_old);
let matrix = &local_from_old.matrix.m;
let dependent_transform = EntityTransform::Affine(codec::types::Transform::from_matrix(
codec::types::Matrix4 {
m: [
[matrix[0][0], matrix[0][1], matrix[0][2], 0.0],
[matrix[1][0], matrix[1][1], matrix[1][2], 0.0],
[matrix[2][0], matrix[2][1], matrix[2][2], 0.0],
[0.0, 0.0, 0.0, 1.0],
],
},
));
let mut changed = Vec::new();
for handle in handles {
let is_structural = self.document.get_entity(handle).is_some_and(|entity| {
matches!(entity, EntityType::Block(_) | EntityType::BlockEnd(_))
});
if is_structural {
continue;
}
if self.is_recording_undo() {
let before = self.document.get_entity_arc(handle);
self.record_undo_before(handle, before);
}
if let Some(entity) = self.document.get_entity_mut(handle) {
// A nested dimension's anonymous `*D` picture is placed by
// adding the dimension insertion point. That point already
// receives the affine translation with the root dimension, so
// its picture receives only the new basis here; applying the
// translation twice would shift dimensions on origin changes.
let entity_transform = if root_handles.contains(&handle) {
&transform
} else {
&dependent_transform
};
view::dispatch::apply_transform(entity, entity_transform);
changed.push(handle);
}
}
// ATTRIBs live inline on each INSERT in that reference's owner space.
// Conjugate the block-local reframe through the INSERT transform:
// owner' = M · local_from_old · M⁻¹ · owner.
let references: Vec<(Handle, codec::types::Transform)> = self
.document
.entities()
.filter_map(|entity| match entity {
EntityType::Insert(reference)
if reference.block_name.eq_ignore_ascii_case(&block_name)
&& !reference.attributes.is_empty()
&& !owned.contains(&reference.common.handle) =>
{
let insertion = reference.get_transform();
let inverse = inverse_affine(&insertion)?;
Some((
reference.common.handle,
codec::types::Transform::from_matrix(
insertion.matrix * local_from_old.matrix * inverse.matrix,
),
))
}
_ => None,
})
.collect();
for (handle, attribute_transform) in references {
if self.is_recording_undo() {
let before = self.document.get_entity_arc(handle);
self.record_undo_before(handle, before);
}
if let Some(EntityType::Insert(reference)) = self.document.get_entity_mut(handle) {
for attribute in &mut reference.attributes {
codec::Entity::apply_transform(attribute, &attribute_transform);
}
changed.push(handle);
}
}
for handle in changed.iter().copied() {
let _ = self.sync_displayed_annotation_context(handle);
}
if !changed.is_empty() {
self.rebuild_derived_caches();
}
changed.len()
}
/// Give a freshly-cloned entity brand-new handles for every *inline*
/// sub-entity that stores one (INSERT attributes, 3D-polyline vertices).
/// `document.add_entity` only assigns the top-level handle, so without this
/// a copy keeps its source's sub-handles — duplicate handles that corrupt
/// the saved DWG (file won't reopen in other CAD apps). Vertices that don't
/// store a handle (LwPolyline / heavy 2D polyline) get one from the writer,
/// so they need no fix-up here. (#129)
pub(super) fn reset_clone_subhandles(doc: &mut codec::CadDocument, entity: &mut EntityType) {
match entity {
EntityType::Insert(ins) => {
for att in ins.attributes.iter_mut() {
att.common.handle = doc.allocate_handle();
}
}
EntityType::Polyline3D(p) => {
for v in p.vertices.iter_mut() {
v.handle = doc.allocate_handle();
}
}
_ => {}
}
}
/// Add a clone to the active space with fresh top-level and inline handles.
/// Source owner handles are document-local and must not cross drawings.
/// (#129, #934)
pub fn add_entity_clone(&mut self, mut entity: EntityType) -> Handle {
Self::reset_clone_subhandles(&mut self.document, &mut entity);
let common = entity.common_mut();
common.handle = Handle::NULL;
common.owner_handle = Handle::NULL;
common.entity_mode = Some(
if self.current_layout != "Model" && self.active_viewport.is_none() {
1
} else {
2
},
);
self.add_entity(entity)
}
/// Duplicate the anonymous block `src_name`, transforming every sub-entity
/// by `t`, and return the new block's name. A dimension's drawn geometry
/// lives in such a baked `*D` block, so a copied dimension needs its own
/// transformed block — otherwise it still references the source block and
/// renders on top of the original instead of at the copy. Returns None when
/// the source block is missing or empty. (#161)
fn clone_transformed_block(&mut self, src_name: &str, t: &EntityTransform) -> Option<String> {
let sub_handles = self
.document
.block_records
.iter()
.find(|br| br.name.eq_ignore_ascii_case(src_name))
.map(|br| br.entity_handles.clone())?;
let subs: Vec<EntityType> = sub_handles
.iter()
.filter_map(|&sh| self.document.get_entity(sh).cloned())
.collect();
self.define_transformed_block(&subs, t)
}
/// Build a fresh anonymous `*D<n>` block from `subs` — a source block's
/// sub-entities in its own (WCS-baked) coordinates — transforming each by
/// `t`, and return the new block's name. Shared by the in-drawing copy
/// (source block still lives in this document, via `clone_transformed_block`)
/// and clipboard paste (source block snapshotted into the clipboard, so a
/// pasted dimension gets its own transformed block cross-drawing too — see
/// `finalize_paste`, #290). Returns None when `subs` is empty.
pub(crate) fn define_transformed_block(
&mut self,
subs: &[EntityType],
t: &EntityTransform,
) -> Option<String> {
if subs.is_empty() {
return None;
}
// Smallest free `*D<n>` anonymous name.
let mut n = 0u64;
let new_name = loop {
let cand = format!("*D{n}");
if self.document.block_records.get(&cand).is_none() {
break cand;
}
n += 1;
};
let next = self.document.next_handle();
let br_handle = Handle::new(next);
let block_handle = Handle::new(next + 1);
let end_handle = Handle::new(next + 2);
let mut br = codec::tables::BlockRecord::new(&new_name);
br.handle = br_handle;
br.block_entity_handle = block_handle;
br.block_end_handle = end_handle;
self.document.block_records.add(br).ok()?;
let mut block = Block::new(&new_name, codec::types::Vector3::ZERO);
block.common.handle = block_handle;
block.common.owner_handle = br_handle;
self.document.add_entity(EntityType::Block(block)).ok()?;
let mut block_end = BlockEnd::new();
block_end.common.handle = end_handle;
block_end.common.owner_handle = br_handle;
self.document
.add_entity(EntityType::BlockEnd(block_end))
.ok()?;
for sub in subs {
let mut sub = sub.clone();
view::dispatch::apply_transform(&mut sub, t);
Self::reset_clone_subhandles(&mut self.document, &mut sub);
sub.common_mut().handle = Handle::NULL;
sub.common_mut().owner_handle = br_handle;
let _ = self.document.add_entity(sub);
}
Some(new_name)
}
pub fn copy_entities(&mut self, handles: &[Handle], t: &EntityTransform) -> Vec<Handle> {
let copy_handles = self.handles_expanded_for_leader_annotations(handles);
// Objects on a locked layer can be selected but not copied.
let clones: Vec<(Handle, EntityType, Vec<Handle>)> = copy_handles
.iter()
.filter(|&&h| !self.is_layer_locked(h))
.filter_map(|&h| {
let entity = self.document.get_entity(h)?.clone();
// Any annotative entity (not only a LEADER/MTEXT pair) needs
// its own context tree; a shared one ties the copy to the
// source. (#700)
let annotation_scales =
crate::scene::annotative::annotation_scale_handles_for_entity(&self.document, h);
Some((h, entity, annotation_scales))
})
.collect();
// MIRRTEXT also governs the copy path (default MIRROR keeps the source
// and adds a mirrored copy): keep the copied text right-reading when the
// header flag is off.
let preserve_text_orientation =
matches!(t, EntityTransform::Mirror { .. }) && !self.document.header.mirror_text;
let mirror_true =
matches!(t, EntityTransform::Mirror { .. }) && self.document.header.mirror_text;
let mut new_handles = Vec::with_capacity(clones.len());
let mut handle_map = rustc_hash::FxHashMap::default();
let mut refresh_solid_handles = Vec::new();
for (src_handle, mut entity, annotation_scales) in clones {
let text_orient = if preserve_text_orientation {
capture_text_orient(&entity)
} else {
None
};
view::dispatch::apply_transform(&mut entity, t);
if let Some(o) = &text_orient {
restore_text_orient(&mut entity, o);
}
if mirror_true {
mirror_true_text_flags(&mut entity);
}
// A dimension draws from its baked `*D` block; give the copy its own
// transformed block so it lands at the copy position rather than
// rendering on top of the source. (#161)
if let EntityType::Dimension(d) = &entity {
let bn = d.base().block_name.clone();
if !bn.trim().is_empty() {
if let Some(new_bn) = self.clone_transformed_block(&bn, t) {
// Delta-undo: a copied dimension adds a fresh anonymous
// *D block record — non-entity state a pure-entity delta
// can't restore. Poison so the app keeps a full snapshot.
self.poison_undo_recording();
if let EntityType::Dimension(d) = &mut entity {
d.base_mut().block_name = new_bn;
}
}
}
}
Self::reset_clone_subhandles(&mut self.document, &mut entity);
// An annotative LEADER/MTEXT pair must receive a fresh extension dictionary.
// Keeping this handle would make the copy share the source's context tree.
if !annotation_scales.is_empty() {
entity.common_mut().xdictionary_handle = None;
}
entity.common_mut().handle = Handle::NULL;
let h = self.document.add_entity(entity).unwrap_or(Handle::NULL);
if !h.is_null() {
if !annotation_scales.is_empty() {
for scale_handle in annotation_scales {
crate::scene::annotative::create_annotation_context(
&mut self.document,
h,
scale_handle,
);
}
// Annotation contexts add dictionary/object records outside the entity
// delta itself, so keep undo on the safe full-snapshot path.
if self.is_recording_undo() {
self.poison_undo_recording();
}
}
// Delta-undo: a copy's before-image is "nothing" (undo erases it).
if self.is_recording_undo() {
self.record_undo_before(h, None);
}
let new_model = match self.document.get_entity(h) {
Some(EntityType::Hatch(dxf)) => {
let color = convert::tess_util::aci_to_rgba(&dxf.common.color);
Self::hatch_model_from_dxf(dxf, color)
}
Some(EntityType::Solid(s)) => {
let color = convert::tess_util::aci_to_rgba(&s.common.color);
Some(Self::solid_hatch_model(s, color))
}
_ => None,
};
if let Some(model) = new_model {
self.hatches.insert(h, model);
}
// Images draw from a derived model, not the wire frame; without
// one the copy shows only its frame. (#829)
let image = self.document.get_entity(h).and_then(|entity| {
matches!(
entity,
EntityType::RasterImage(_) | EntityType::Ole2Frame(_) | EntityType::Underlay(_)
)
.then(|| self.image_seed_for(entity))
.flatten()
});
if let Some(model) = image {
self.images.insert(h, model);
}
let rebuilt_history =
self.copy_solid_history(src_handle, h) && self.transform_solid_history(h, t);
if !rebuilt_history
&& self.document.get_entity(h).is_some_and(|entity| {
matches!(
entity,
EntityType::Solid3D(_)
| EntityType::Region(_)
| EntityType::Body(_)
| EntityType::Surface(_)
)
})
{
refresh_solid_handles.push(h);
}
}
new_handles.push(h);
if !h.is_null() {
handle_map.insert(src_handle, h);
}
}
// A copied LEADER must reference the copied annotation, never the
// source annotation. Both entities now exist, so remap the stored handle.
let leader_links: Vec<(Handle, Handle)> = handle_map
.iter()
.filter_map(|(&source_handle, &copied_handle)| {
let EntityType::Leader(source_leader) = self.document.get_entity(source_handle)?
else {
return None;
};
let copied_annotation = handle_map
.get(&source_leader.annotation_handle)
.copied()
.unwrap_or(Handle::NULL);
Some((copied_handle, copied_annotation))
})
.collect();
for (leader_handle, annotation_handle) in leader_links {
if let Some(EntityType::Leader(leader)) = self.document.get_entity_mut(leader_handle) {
leader.annotation_handle = annotation_handle;
}
let _ = self.sync_displayed_annotation_context(leader_handle);
}
// Complete group copies record their new Group objects and dictionary
// entry as targeted object deltas inside copy_complete_groups.
self.copy_complete_groups(&handle_map);
self.copy_dimension_associations(&handle_map);
self.copy_hatch_associations(&handle_map);
// The copies are new handles (natural memo misses, tessellated fresh)
// and reference only already-cached blocks — no block defn changes.
// Report them as additions so derived caches patch in exactly the copies.
let changes: Vec<(Handle, ChangeKind)> = new_handles
.iter()
.map(|&h| (h, ChangeKind::Added))
.collect();
self.bump_entities(&changes);
// Constraints wholly within the duplicated selection follow it.
self.duplicate_parametric_constraints_for(&handle_map);
self.refresh_meshes_for_handles(&refresh_solid_handles);
new_handles
}
// ── Grip editing ──────────────────────────────────────────────────────
pub(crate) fn solid_history_objects(
&self,
handle: Handle,
) -> Vec<(Handle, codec::objects::ObjectType)> {
let Some(graph) = self.document.solid_history_graph(handle) else {
return Vec::new();
};
std::iter::once(graph.root)
.chain(graph.nodes)
.chain(graph.evaluation_graph)
.filter_map(|object_handle| {
self.document
.objects
.get(&object_handle)
.cloned()
.map(|object| (object_handle, object))
})
.collect()
}
fn record_solid_history_before(&mut self, handle: Handle) {
if !self.is_recording_undo() {
return;
}
for (object_handle, object) in self.solid_history_objects(handle) {
self.record_undo_object_before(object_handle, Some(object));
}
}
pub fn create_solid_history(
&mut self,
handle: Handle,
operation: codec::objects::SolidHistoryOperation,
) -> bool {
let Some(graph) = self.document.create_solid_history(handle, operation) else {
return false;
};
self.record_undo_object_before(graph.root, None);
for node in graph.nodes.into_iter().chain(graph.evaluation_graph) {
self.record_undo_object_before(node, None);
}
self.sync_solid_reference_point(handle);
true
}
pub fn append_solid_history(
&mut self,
handle: Handle,
operation: codec::objects::SolidHistoryOperation,
) -> bool {
let previous: Vec<Handle> = self
.document
.solid_history_graph(handle)
.map(|graph| graph.nodes.into_iter().chain(graph.evaluation_graph).collect())
.unwrap_or_default();
self.record_solid_history_before(handle);
let Some(graph) = self.document.append_solid_history(handle, operation) else {
return false;
};
// A history saved without an evaluation graph gets one on append.
for node in graph.nodes.into_iter().chain(graph.evaluation_graph) {
if !previous.contains(&node) {
self.record_undo_object_before(node, None);
}
}
self.sync_solid_reference_point(handle);
true
}
pub(crate) fn sync_solid_reference_point(&mut self, handle: Handle) {
let reference = self
.document
.solid_history_operations(handle)
.and_then(|operations| {
operations
.iter()
.rev()
.find_map(crate::scene::model::solid_history::reference_point)
});
let Some(reference) = reference else {
return;
};
let point = codec::types::Vector3::new(reference.x, reference.y, reference.z);
match self.document.get_entity_mut(handle) {
Some(EntityType::Solid3D(entity)) => entity.point_of_reference = point,
Some(EntityType::Surface(entity)) => entity.point_of_reference = point,
_ => {}
}
}
fn copy_solid_history(&mut self, source: Handle, target: Handle) -> bool {
let Some(graph) = self.document.copy_solid_history(source, target) else {
return false;
};
self.record_undo_object_before(graph.root, None);
for node in graph.nodes {
self.record_undo_object_before(node, None);
}
true
}
pub(crate) fn delete_solid_history(&mut self, handle: Handle) {
if self.is_recording_undo() {
// The codec also clears the entity's history handle. Capture that
// link before deletion so undo reconnects the restored graph.
let before = self.document.get_entity_arc(handle);
self.record_undo_before(handle, before);
}
self.record_solid_history_before(handle);
self.document.delete_solid_history(handle);
}
fn rebuild_history_body(
&self,
handle: Handle,
operation: &codec::objects::SolidHistoryOperation,
) -> Option<kernel::brep::Body> {
use codec::objects::SolidHistoryOperation;
match (self.document.get_entity(handle)?, operation) {
(EntityType::Surface(_), SolidHistoryOperation::Extrusion(value)) => {
kernel::acis::rebuild_extrusion_with_mode(value, true).ok()
}
(EntityType::Surface(_), SolidHistoryOperation::Loft(_)) => {
kernel::acis::rebuild_body(operation).ok()
}
(EntityType::Solid3D(_), _) => {
let mut operations = self.document.solid_history_operations(handle)?;
let replacement_id = operation.base().map(|base| {
if base.eval.node_id > 0 {
base.eval.node_id
} else {
base.step_id
}
})?;
let target = operations.iter_mut().find(|candidate| {
candidate.base().is_some_and(|base| {
let node_id = if base.eval.node_id > 0 {
base.eval.node_id
} else {
base.step_id
};
node_id == replacement_id
})
})?;
*target = operation.clone();
kernel::acis::rebuild_history(&operations).ok()
}
_ => None,
}
}
fn history_surface_data(
&self,
handle: Handle,
operation: &codec::objects::SolidHistoryOperation,
) -> Option<Option<codec::entities::SurfaceData>> {
use codec::objects::SolidHistoryOperation;
match (self.document.get_entity(handle)?, operation) {
(EntityType::Surface(_), SolidHistoryOperation::Extrusion(value)) => {
crate::scene::model::solid_history::extrusion_surface_data(value).map(Some)
}
(EntityType::Surface(_), SolidHistoryOperation::Loft(value)) => {
let EntityType::Surface(surface) =
crate::scene::model::loft_command_model::surface_entity(value)
else {
return None;
};
Some(Some(surface.surface_data))
}
(EntityType::Solid3D(_), _) => Some(None),
_ => None,
}
}
pub fn rebuild_solid_history(
&mut self,
handle: Handle,
operation: codec::objects::SolidHistoryOperation,
) -> bool {
let Some(body) = self.rebuild_history_body(handle, &operation) else {
return false;
};
let Some(document) = crate::scene::convert::acis_export::solid_to_sat(&body) else {
return false;
};
let Some(surface_data) = self.history_surface_data(handle, &operation) else {
return false;
};
let Some(display) = self.prepare_solid_model_display(handle, &body) else {
return false;
};
if matches!(
&operation,
codec::objects::SolidHistoryOperation::Loft(_)
| codec::objects::SolidHistoryOperation::Extrusion(_)
) && !display.0.complete
{
return false;
}
self.record_solid_history_before(handle);
if self
.document
.update_solid_history_step(handle, operation)
.is_none()
{
return false;
}
match self.document.get_entity_mut(handle) {
Some(EntityType::Solid3D(entity)) => entity.set_sat_document(&document),
Some(EntityType::Surface(entity)) => {
entity.acis_data =
codec::entities::AcisData::from_sat(&document.to_sat_string());
if let Some(data) = surface_data {
if matches!(&data, codec::entities::SurfaceData::Extruded { .. }) {
entity.kind = codec::entities::SurfaceKind::Extruded;
}
entity.surface_data = data;
}
}
_ => return false,
}
self.register_prepared_solid_model(handle, body, display);
self.solid_history_preview_wires.remove(&handle);
true
}
pub fn finalize_solid_history(&mut self, handle: Handle) -> bool {
let Some(operation) = self.document.solid_history_operation(handle).cloned() else {
return false;
};
let Some(body) = self.rebuild_history_body(handle, &operation) else {
return false;
};
let Some(document) = crate::scene::convert::acis_export::solid_to_sat(&body) else {
return false;
};
let Some(surface_data) = self.history_surface_data(handle, &operation) else {
return false;
};
let Some(display) = self.prepare_solid_model_display(handle, &body) else {
return false;
};
if matches!(
&operation,
codec::objects::SolidHistoryOperation::Loft(_)
| codec::objects::SolidHistoryOperation::Extrusion(_)
) && !display.0.complete
{
return false;
}
match self.document.get_entity_mut(handle) {
Some(EntityType::Solid3D(entity)) => entity.set_sat_document(&document),
Some(EntityType::Surface(entity)) => {
entity.acis_data =
codec::entities::AcisData::from_sat(&document.to_sat_string());
if let Some(data) = surface_data {
if matches!(&data, codec::entities::SurfaceData::Extruded { .. }) {
entity.kind = codec::entities::SurfaceKind::Extruded;
}
entity.surface_data = data;
}
}
_ => return false,
}
self.register_prepared_solid_model(handle, body, display);
self.solid_history_preview_wires.remove(&handle);
true
}
fn preview_solid_history(
&mut self,
handle: Handle,
operation: codec::objects::SolidHistoryOperation,
) -> bool {
let Some(body) = self.rebuild_history_body(handle, &operation) else {
return false;
};
if self.history_surface_data(handle, &operation).is_none() {
return false;
}
if self
.document
.update_solid_history(handle, operation)
.is_none()
{
return false;
}
let (isoline_counts, planar_isolines) = match self.document.get_entity(handle) {
Some(EntityType::Surface(surface)) => (
crate::entities::solid3d::surface_isoline_counts(surface),
crate::entities::solid3d::surface_property_state(surface).isolines,
),
_ => ([0; 2], false),
};
self.solid_history_preview_wires.insert(
handle,
crate::scene::model::solid_model::grip_preview_wires(
&body,
handle,
isoline_counts,
planar_isolines,
),
);
true
}
fn transform_solid_history(&mut self, handle: Handle, transform: &EntityTransform) -> bool {
let Some(mut operation) = self.document.solid_history_operation(handle).cloned() else {
return false;
};
if !crate::scene::model::solid_history::transform_operation(&mut operation, transform) {
return false;
}
if let EntityTransform::Translate(delta) = transform {
let surface_data = match (&operation, self.document.get_entity(handle)) {
(
codec::objects::SolidHistoryOperation::Extrusion(value),
Some(EntityType::Surface(_)),
) => {
let Some(data) =
crate::scene::model::solid_history::extrusion_surface_data(value)
else {
return false;
};
Some(data)
}
_ => None,
};
if self
.document
.update_solid_history(handle, operation)
.is_none()
{
return false;
}
if let (Some(data), Some(EntityType::Surface(entity))) =
(surface_data, self.document.get_entity_mut(handle))
{
entity.surface_data = data;
}
self.translate_solid_geometry(handle, delta.to_array());
return true;
}
self.rebuild_solid_history(handle, operation)
}
pub fn apply_solid_history_choice(&mut self, handle: Handle, field: &str, value: &str) -> bool {
self.record_solid_history_before(handle);
let mut created = false;
if self.document.solid_history_graph(handle).is_none() {
let create = match field {
crate::scene::model::solid_history::PROP_HISTORY => {
if value.eq_ignore_ascii_case("Record") {
true
} else if value.eq_ignore_ascii_case("None") {
return false;
} else {
return false;
}
}
crate::scene::model::solid_history::PROP_SHOW_HISTORY
if self.document.header.show_solid_history.clamp(0, 2) == 1 =>
{
if value.eq_ignore_ascii_case("Yes") {
true
} else if value.eq_ignore_ascii_case("No") {
return false;
} else {
return false;
}
}
_ => return false,
};
if create {
if !matches!(
self.document.get_entity(handle),
Some(EntityType::Solid3D(_))
) {
return false;
}
self.restore_solid_models(&[handle]);
let Some(body) = self.solid_models.get(&handle).cloned() else {
return false;
};
if self.is_recording_undo() {
let before = self.document.get_entity_arc(handle);
self.record_undo_before(handle, before);
}
if !self.create_solid_history(
handle,
crate::scene::model::solid_history::brep_op(&body),
) {
return false;
}
// A solid without a graph was displayed as History=None.
// Preserve that object state before applying the requested
// choice, independent of the drawing-wide SOLIDHIST setting.
crate::scene::model::solid_history::apply_history_choice(
&mut self.document,
handle,
crate::scene::model::solid_history::PROP_HISTORY,
"None",
);
created = true;
}
}
let applied = crate::scene::model::solid_history::apply_history_choice(
&mut self.document,
handle,
field,
value,
);
if created || applied {
self.bump_entities(&[(handle, ChangeKind::Modified)]);
}
created || applied
}
fn apply_solid_history_grip(
&mut self,
handle: Handle,
grip_id: usize,
apply: GripApply,
) -> bool {
let Some(mut operation) = self.document.solid_history_operation(handle).cloned() else {
return false;
};
if grip_id == crate::scene::model::solid_history::GRIP_FILLET_RADIUS {
let codec::objects::SolidHistoryOperation::Fillet(value) = &mut operation else {
return false;
};
let Some(radius) = value.radii.first().copied() else {
return false;
};
self.restore_solid_models(&[handle]);
let Some(definition) = self.solid_models.get(&handle).and_then(|body| {
crate::scene::model::solid_history::fillet_radius_grip(body, radius)
}) else {
return false;
};
let Some(axis) = definition.axis else {
return false;
};
let change = match apply {
GripApply::Absolute(world) => (world - definition.world).dot(axis),
GripApply::Translate(delta) => delta.dot(axis),
};
let radius = radius + change;
if !radius.is_finite() || radius <= 1.0e-6 {
return false;
}
value.radii.clear();
value.radii.push(radius);
return self.preview_solid_history(handle, operation);
}
if matches!(
grip_id,
crate::scene::model::solid_history::GRIP_CHAMFER_DISTANCE1
| crate::scene::model::solid_history::GRIP_CHAMFER_DISTANCE2
) {
let definitions = {
let codec::objects::SolidHistoryOperation::Chamfer(value) = &operation else {
return false;
};
crate::scene::model::solid_history::chamfer_distance_grips(
&self.document,
handle,
value,
)
};
let Some(definition) = definitions.into_iter().find(|grip| grip.id == grip_id) else {
return false;
};
let Some(axis) = definition.axis else {
return false;
};
let change = match apply {
GripApply::Absolute(world) => (world - definition.world).dot(axis),
GripApply::Translate(delta) => delta.dot(axis),
};
let codec::objects::SolidHistoryOperation::Chamfer(value) = &mut operation else {
return false;
};
let distance = if grip_id == crate::scene::model::solid_history::GRIP_CHAMFER_DISTANCE1
{
&mut value.base_distance
} else {
&mut value.other_distance
};
*distance += change;
if !distance.is_finite() || *distance <= 1.0e-6 {
return false;
}
return self.preview_solid_history(handle, operation);
}
if !crate::scene::model::solid_history::apply_primitive_grip(&mut operation, grip_id, apply)
{
return false;
}
self.preview_solid_history(handle, operation)
}
pub fn apply_solid_history_property(
&mut self,
handle: Handle,
field: &str,
value: &str,
) -> bool {
let Some(mut operation) = crate::scene::model::solid_history::primitive_property_operation(
&self.document,
handle,
) else {
return false;
};
if !crate::scene::model::solid_history::apply_primitive_property(
&mut operation,
field,
value,
) {
return false;
}
self.rebuild_solid_history(handle, operation)
}
pub fn apply_solid_position_property(
&mut self,
handle: Handle,
field: &str,
value: &str,
plane: crate::command::WorkingPlane,
) -> Option<bool> {
let axis = match field {
"s3d_px" | "rgn_px" | "bdy_px" | "srf_px" => 0,
"s3d_py" | "rgn_py" | "bdy_py" | "srf_py" => 1,
"s3d_pz" | "rgn_pz" | "bdy_pz" | "srf_pz" => 2,
_ => return None,
};
let Ok(target) = value.trim().parse::<f64>() else {
return Some(false);
};
if !target.is_finite() {
return Some(false);
}
let Some(point) = self
.document
.get_entity(handle)
.and_then(crate::entities::solid3d::point_of_reference)
else {
return Some(false);
};
let world = glam::DVec3::new(point.x, point.y, point.z);
let mut local = plane.to_local(world);
local[axis] = target;
let delta = plane.to_world(local) - world;
if delta.length_squared() <= f64::EPSILON {
return Some(true);
}
self.transform_entities(&[handle], &EntityTransform::Translate(delta));
Some(true)
}
pub(crate) fn translate_solid_geometry(&mut self, handle: Handle, delta: [f64; 3]) {
if delta.iter().all(|value| value.abs() <= f64::EPSILON) {
return;
}
let placement = kernel::brep::Placement::at(delta);
if let Some(body) = self.solid_models.get(&handle).cloned() {
if let Some(moved) = kernel::brep::transform(&body, &placement) {
self.solid_models.insert(handle, moved);
}
}
let Some(set) = self.meshes.get_mut(&handle) else {
return;
};
let translate_split = |high: &mut [f32; 3], low: &mut [f32; 3]| {
let absolute = [
high[0] as f64 + low[0] as f64 + delta[0],
high[1] as f64 + low[1] as f64 + delta[1],
high[2] as f64 + low[2] as f64 + delta[2],
];
*high = [absolute[0] as f32, absolute[1] as f32, absolute[2] as f32];
*low = [
(absolute[0] - high[0] as f64) as f32,
(absolute[1] - high[1] as f64) as f32,
(absolute[2] - high[2] as f64) as f32,
];
};
for lod in &mut set.lods {
if lod.verts_low.len() != lod.verts.len() {
lod.verts_low = vec![[0.0; 3]; lod.verts.len()];
}
for (high, low) in lod.verts.iter_mut().zip(lod.verts_low.iter_mut()) {
translate_split(high, low);
}
}
if set.edge_verts_low.len() != set.edge_verts.len() {
set.edge_verts_low = vec![[0.0; 3]; set.edge_verts.len()];
}
for (high, low) in set.edge_verts.iter_mut().zip(set.edge_verts_low.iter_mut()) {
translate_split(high, low);
}
for generator in &mut set.curved_gens {
if let Some(source) =
kernel::brep::mesh::transform_silhouette(&generator.source, &placement)
{
generator.source = source;
}
}
set.metrics.translate(delta);
set.recompute_aabb();
}
pub fn apply_grip(&mut self, handle: Handle, grip_id: usize, apply: GripApply) {
// Objects on a locked layer can't be grip-edited.
if self.is_layer_locked(handle) {
return;
}
// An attribute grip sits on the displayed (annotation-scaled)
// attribute; the stored one is unscaled.
let apply = match self.document.get_entity(handle) {
Some(EntityType::Insert(insert)) => crate::entities::insert::unscale_attribute_grip(
insert,
self.annotation_scale,
grip_id,
apply,
),
_ => apply,
};
if self.apply_solid_history_grip(handle, grip_id, apply.clone()) {
return;
}
// For Solid3D / Region / Body, record the old point_of_reference so we
// can translate the pre-tessellated MeshModel by the same delta after
// the grip is applied (the ACIS data itself is not modified).
let old_por: Option<[f64; 3]> = self
.document
.get_entity(handle)
.and_then(crate::entities::solid3d::point_of_reference)
.map(|p| [p.x, p.y, p.z]);
// A LEADER's final vertex is the end of its horizontal landing.
// Remember its old position and linked MTEXT so the annotation can follow
// when that grip stretches the landing.
let leader_landing_before = self.document.get_entity(handle).and_then(|entity| {
let EntityType::Leader(leader) = entity else {
return None;
};
let n = leader.vertices.len();
if n < 3 || (grip_id != n - 1 && grip_id != n - 2) || leader.annotation_handle.is_null()
{
return None;
}
let point = leader.vertices.last()?;
Some((
leader.annotation_handle,
glam::DVec3::new(point.x, point.y, point.z),
))
});
if let Some(entity) = self.document.get_entity_mut(handle) {
view::dispatch::apply_grip(entity, grip_id, apply);
}
self.sync_diameter_association_angle(handle);
if let Some((annotation_handle, old_landing)) = leader_landing_before {
let new_landing = self.document.get_entity(handle).and_then(|entity| {
let EntityType::Leader(leader) = entity else {
return None;
};
let point = leader.vertices.last()?;
Some(glam::DVec3::new(point.x, point.y, point.z))
});
if let Some(new_landing) = new_landing {
let delta = new_landing - old_landing;
if delta.length_squared() > 1.0e-20 {
if self.is_recording_undo() {
if let Some(before) = self.document.get_entity_arc(annotation_handle) {
self.record_undo_before(annotation_handle, Some(before));
}
}
if let Some(annotation) = self.document.get_entity_mut(annotation_handle) {
view::dispatch::apply_transform(
annotation,
&crate::command::EntityTransform::Translate(delta),
);
}
if self.sync_displayed_annotation_context(annotation_handle) {
self.poison_undo_recording();
}
self.bump_entities(&[(annotation_handle, crate::scene::ChangeKind::Modified)]);
}
}
}
if self.sync_displayed_annotation_context(handle) {
self.poison_undo_recording();
}
// A dimension loaded from a file renders through its baked *D block;
// the grip only moved a definition point, so the baked graphics are
// stale — drop them so tessellation falls back to the live geometry
// and the next save re-bakes (no-op for non-dimensions). (#398)
self.invalidate_dim_block_recorded(handle);
// Translate MeshModel vertices by the same delta the grip applied.
if let Some(old) = old_por {
let new_por: Option<[f64; 3]> = self
.document
.get_entity(handle)
.and_then(crate::entities::solid3d::point_of_reference)
.map(|p| [p.x, p.y, p.z]);
if let Some(new) = new_por {
let delta = [new[0] - old[0], new[1] - old[1], new[2] - old[2]];
let moved_history = self.transform_solid_history(
handle,
&EntityTransform::Translate(glam::DVec3::from_array(delta)),
);
if !moved_history {
self.translate_solid_geometry(handle, delta);
}
}
}
// Rebuild GPU hatch/solid model when a boundary vertex or corner moves.
match self.document.get_entity(handle) {
Some(EntityType::Hatch(dxf)) => {
let color = convert::tess_util::aci_to_rgba(&dxf.common.color);
if let Some(model) = Self::hatch_model_from_dxf(dxf, color) {
self.hatches.insert(handle, model);
} else {
self.hatches.remove(&handle);
}
}
Some(EntityType::Solid(solid)) => {
let color = convert::tess_util::aci_to_rgba(&solid.common.color);
self.hatches
.insert(handle, Self::solid_hatch_model(solid, color));
}
_ => {}
}
// The grip-drag caller refreshes changed resident meshes per move.
// Raster images, OLE frames and PDF underlays keep a derived ImageModel
// with their textured quad geometry. A grip edit mutates the entity directly,
// so rebuild that cache as well or only the wire frame follows the grip.
let image_bearing = self.document.get_entity(handle).is_some_and(|entity| {
matches!(
entity,
EntityType::RasterImage(_) | EntityType::Ole2Frame(_) | EntityType::Underlay(_)
)
});
if image_bearing {
let model = self
.document
.get_entity(handle)
.and_then(|entity| self.image_seed_for(entity));
self.images.remove(&handle);
if let Some(model) = model {
self.images.insert(handle, model);
}
}
// A grip edit can move geometry used as the boundary of an associative hatch.
// The source entity has already been mutated above, so rebuild any dependent
// hatch from the live document geometry immediately.
let source_change = [(handle, ChangeKind::Modified)];
let hatch_changes = self.refresh_associative_hatches(&source_change);
if !hatch_changes.is_empty() {
self.bump_entities(&hatch_changes);
}
}
}