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fe16e00e37
* PDF: PDF/A exports keep placed PNG, JPEG, GIF and WebP images by writing them without interpolation (#71) * Tables: new tables take their paragraph's direction, and the Table panel sets a table's direction (#100) * Text: stories made in a right-to-left-bound document fill their columns from the right (#100)
924 lines
45 KiB
Rust
924 lines
45 KiB
Rust
//! Layout menu and Pages/Layers panels: pages, spreads, parents, margins & columns, layers.
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use designcraft_doc::{LAYER_COLORS, Layer, LayerId, Margins, SpreadId};
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use serde_json::{Value, json};
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use super::{CommandSpec, bad, cmd, has_doc, ok, str_param};
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use crate::Result;
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/// Each page's margin box, by spread and page id.
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fn margin_boxes(d: &designcraft_doc::Document) -> Vec<(designcraft_doc::SpreadRef, designcraft_doc::PageId, designcraft_geom::Rect)> {
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d.spread_refs()
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.filter_map(|r| d.spread(r).map(|sp| (r, sp)))
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.flat_map(|(r, sp)| sp.pages.iter().map(move |pg| (r, pg.id, pg.margin_rect())))
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.collect()
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}
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/// Layout Adjustment: objects on each page move and resize from its old margin box to its new
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/// one (content keeps its size; frames that auto-fit refit).
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fn adjust_layout(d: &mut designcraft_doc::Document, before: &[(designcraft_doc::SpreadRef, designcraft_doc::PageId, designcraft_geom::Rect)]) {
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use designcraft_geom::Affine;
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let after = margin_boxes(d);
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for (r, pid, old) in before {
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let Some((_, _, new)) = after.iter().find(|(r2, p2, _)| r2 == r && p2 == pid) else { continue };
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if old == new || old.width() < 1e-6 || old.height() < 1e-6 {
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continue;
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}
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let m = Affine::translate((new.x0, new.y0))
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* Affine::scale_non_uniform(new.width() / old.width(), new.height() / old.height())
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* Affine::translate((-old.x0, -old.y0));
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let Some(sp) = d.spread(*r) else { continue };
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// The page's objects (by centre, measured against the old boxes).
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let ids: Vec<designcraft_doc::ItemId> = sp
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.items
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.iter()
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.filter(|it| {
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let c = it.bounds().center();
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// Pages share a spread side by side: the margin box's page is the one under the centre's x.
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before
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.iter()
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.filter(|(r2, _, _)| r2 == r)
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.min_by(|a, b| dist(a.2, c.x).total_cmp(&dist(b.2, c.x)))
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.is_some_and(|(_, p2, _)| p2 == pid)
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})
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.map(|it| it.id)
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.collect();
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for id in ids {
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let Some(it) = d.item_mut(id) else { continue };
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if matches!(it.content, designcraft_doc::Content::Group { .. }) {
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it.xf = m * it.xf;
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} else {
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let inner = it.xf.inverse() * m * it.xf;
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it.path.transform(inner);
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let ib = it.inner_bounds();
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if let designcraft_doc::Content::Graphic(g) = &mut it.content {
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// Content keeps its size but moves with the frame; auto-fit refits.
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let o = inner * designcraft_geom::Point::ZERO;
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g.xf = Affine::translate(o.to_vec2()) * g.xf;
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if let Some(xf) = g.fitted(ib, g.auto_fit) {
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g.xf = xf;
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}
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}
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}
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}
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}
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}
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/// Horizontal distance from `x` to a margin box (0 inside).
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fn dist(r: designcraft_geom::Rect, x: f64) -> f64 {
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if x < r.x0 {
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r.x0 - x
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} else if x > r.x1 {
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x - r.x1
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} else {
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0.0
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}
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}
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pub fn specs() -> Vec<CommandSpec> {
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vec![
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cmd!(
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"layout.pages.insert",
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"Insert Pages…",
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["Layout", "Pages"],
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Some("Cmd+Shift+P"),
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"{count?: 1, after?: page index (default: last), parent?: \"A\"|null}",
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has_doc,
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|s, p| {
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let count = p.get("count").and_then(Value::as_u64).unwrap_or(1).clamp(1, 9999) as usize;
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let st = s.doc()?;
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let n = st.doc.page_count();
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let after = p.get("after").and_then(Value::as_u64).map(|v| v as usize).unwrap_or(n - 1);
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let parent = parent_ref(&st.doc, p.get("parent")).unwrap_or_else(|| st.doc.parents.first().map(|x| x.id));
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s.edit(|d, _| {
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let ids = d.insert_pages(Some(after), count, parent)?;
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Ok(json!({"pages": ids.len(), "total": d.page_count()}))
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})
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}
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),
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cmd!(
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"layout.rotateSpreadView",
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"Rotate Spread",
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[],
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None,
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"{spread?: index (0), angle: 90 (clockwise) | -90 | 180 | 0 (clear)} — turn one spread on screen (output is unaffected)",
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has_doc,
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|s, p| {
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let si = p.get("spread").and_then(Value::as_u64).unwrap_or(0) as usize;
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let angle = p.get("angle").and_then(Value::as_i64).unwrap_or(90);
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s.edit(|d, _| {
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let sp = d.spreads.get_mut(si).ok_or_else(|| bad("layout.rotateSpreadView", "no such spread"))?;
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let pg = std::sync::Arc::make_mut(sp).pages.first_mut().ok_or_else(|| bad("layout.rotateSpreadView", "empty spread"))?;
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pg.view_rotation = if angle == 0 { 0 } else { ((pg.view_rotation as i64 + angle.div_euclid(90)).rem_euclid(4)) as u8 };
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Ok(json!({"rotation": pg.view_rotation as u32 * 90}))
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})
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}
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),
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cmd!("layout.pages.delete", "Delete Pages", ["Layout", "Pages"], None, "{pages: [index]}", has_doc, |s, p| {
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let pages: Vec<usize> = p
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.get("pages")
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.and_then(Value::as_array)
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.map(|a| a.iter().filter_map(Value::as_u64).map(|v| v as usize).collect())
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.unwrap_or_default();
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s.edit(|d, sel| {
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d.delete_pages(&pages)?;
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sel.items.retain(|i| d.item(*i).is_some());
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sel.text = sel.text.filter(|t| d.story(t.story).is_some());
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ok()
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})
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}),
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cmd!("layout.pages.move", "Move Pages…", ["Layout", "Pages"], None, "{from, to}", has_doc, |s, p| {
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let from = p.get("from").and_then(Value::as_u64).ok_or_else(|| bad("layout.pages.move", "missing from"))? as usize;
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let to = p.get("to").and_then(Value::as_u64).ok_or_else(|| bad("layout.pages.move", "missing to"))? as usize;
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s.edit(|d, _| {
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d.move_page(from, to)?;
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ok()
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})
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}),
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cmd!("layout.pages.duplicateSpread", "Duplicate Spread", ["Layout", "Pages"], None, "{spread}", has_doc, |s, p| {
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let si = p.get("spread").and_then(Value::as_u64).unwrap_or(0) as usize;
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s.edit(|d, _| {
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let sp = d.spreads.get(si).cloned().ok_or_else(|| bad("layout.pages.duplicateSpread", "no such spread"))?;
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let after = d.first_page_of_spread(si) + sp.pages.len() - 1;
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let parent = sp.pages.first().and_then(|p| p.parent);
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d.insert_pages(Some(after), sp.pages.len(), parent)?;
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// Copy items onto the new spread(s) at the same positions.
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let src = d.clone();
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let ids: Vec<_> = sp.items.iter().map(|i| i.id).collect();
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let (nsi, _) = d.page_loc(after + 1).ok_or_else(|| bad("layout.pages.duplicateSpread", "insert failed"))?;
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super::object::duplicate_from(d, &src, &ids, designcraft_doc::SpreadRef::Doc(nsi), designcraft_geom::Vec2::ZERO)?;
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ok()
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})
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}),
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cmd!(
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"layout.pages.applyParent",
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"Apply Parent to Pages…",
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["Layout", "Pages"],
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None,
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"{pages: [index], parent: \"A\"|null}",
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has_doc,
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|s, p| {
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let pages: Vec<usize> = p
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.get("pages")
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.and_then(Value::as_array)
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.map(|a| a.iter().filter_map(Value::as_u64).map(|v| v as usize).collect())
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.unwrap_or_default();
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let parent = parent_ref(&s.doc()?.doc, p.get("parent")).unwrap_or(None);
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s.edit(|d, _| {
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d.apply_parent(&pages, parent)?;
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ok()
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})
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}
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),
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cmd!("layout.parents.new", "New Parent…", ["Layout", "Pages"], None, "{prefix?, name?: \"Parent\"}", has_doc, |s, p| {
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let name = str_param(p, "name").unwrap_or("Parent").to_string();
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s.edit(|d, _| {
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let prefix = str_param(p, "prefix").map(str::to_string).unwrap_or_else(|| d.next_parent_prefix());
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let m = d.page(0).map(|p| (p.columns.count, p.columns.gutter, p.margins)).unwrap_or((1, 12.0, Margins::uniform(36.0)));
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let id = d.add_parent(&prefix, &name, m.0, m.1, m.2);
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Ok(json!({"id": id.0, "prefix": prefix}))
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})
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}),
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cmd!(noundo "layout.parents.edit", "Edit Parents", [], None, "{on: bool} — show parent spreads on the canvas", has_doc, |s, p| {
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let st = s.doc_mut()?;
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st.editing_parents = p.get("on").and_then(Value::as_bool).unwrap_or(!st.editing_parents);
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st.selection = Default::default();
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st.revision += 1;
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ok()
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}),
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cmd!(
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"layout.marginsAndColumns",
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"Margins and Columns…",
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["Layout"],
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None,
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"{pages?: [index] (default all), margins?: number|{top,bottom,inside,outside}, columns?, gutter?, adjustLayout?: bool (objects follow the margins)}",
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has_doc,
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|s, p| {
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let pages: Option<Vec<usize>> =
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p.get("pages").and_then(Value::as_array).map(|a| a.iter().filter_map(Value::as_u64).map(|v| v as usize).collect());
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let p = p.clone();
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let adjust = p.get("adjustLayout").and_then(Value::as_bool).unwrap_or(false);
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s.edit(|d, _| {
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let before = adjust.then(|| margin_boxes(d));
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let all: Vec<usize> = pages.clone().unwrap_or_else(|| (0..d.page_count()).collect());
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for abs in all {
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let Some((si, pi)) = d.page_loc(abs) else { continue };
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let pg = &mut std::sync::Arc::make_mut(&mut d.spreads[si]).pages[pi];
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match p.get("margins") {
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Some(Value::Number(n)) => pg.margins = Margins::uniform(n.as_f64().unwrap_or(36.0)),
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Some(v @ Value::Object(_)) => {
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if let Ok(m) = serde_json::from_value(v.clone()) {
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pg.margins = m;
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}
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}
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_ => {}
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}
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if let Some(c) = p.get("columns").and_then(Value::as_u64) {
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pg.columns.count = (c as u32).clamp(1, 216);
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}
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if let Some(g) = p.get("gutter").and_then(Value::as_f64) {
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pg.columns.gutter = g.max(0.0);
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}
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}
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if let Some(b) = before {
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adjust_layout(d, &b);
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}
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ok()
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})
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}
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),
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cmd!(
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"layout.documentSetup",
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"Document Setup…",
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["File"],
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Some("Cmd+Alt+P"),
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"{width?, height?, pages?: count, startPage?: n, facingPages?, binding?: leftToRight|rightToLeft, intent?: print|web|mobile, bleed?, slug?: n | [top, bottom, inside, outside], adjustLayout?: bool (objects follow the new page size)} → the document setup",
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has_doc,
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|s, p| {
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let p = p.clone();
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if p.as_object().is_none_or(|o| o.is_empty()) {
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return Ok(document_setup(&s.doc()?.doc));
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}
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let edges = |k: &str| -> Option<[f64; 4]> {
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match p.get(k)? {
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Value::Array(a) if a.len() == 4 => {
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let v: Vec<f64> = a.iter().filter_map(Value::as_f64).map(|v| v.max(0.0)).collect();
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(v.len() == 4).then(|| [v[0], v[1], v[2], v[3]])
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}
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v => v.as_f64().map(|b| [b.max(0.0); 4]),
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}
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};
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let (bleed, slug) = (edges("bleed"), edges("slug"));
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let intent: Option<designcraft_doc::Intent> = p.get("intent").and_then(|v| serde_json::from_value(v.clone()).ok());
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let pages = p.get("pages").and_then(Value::as_u64).map(|n| n.clamp(1, 9999) as usize);
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let adjust = p.get("adjustLayout").and_then(Value::as_bool).unwrap_or(false);
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s.edit(|d, _| {
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let before = adjust.then(|| margin_boxes(d));
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if let Some(f) = p.get("facingPages").and_then(Value::as_bool) {
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d.settings.facing_pages = f;
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}
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if let Some(b) = p.get("binding").and_then(Value::as_str) {
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d.settings.right_to_left_binding = b == "rightToLeft";
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}
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if let Some(b) = bleed {
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d.settings.bleed = b;
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}
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if let Some(b) = slug {
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d.settings.slug = b;
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}
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if let Some(i) = intent {
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d.settings.intent = i;
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}
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if let Some(n) = p.get("startPage").and_then(Value::as_u64) {
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if !d.sections.iter().any(|x| x.start == 0) {
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d.sections.insert(
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0,
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designcraft_doc::Section {
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start: 0,
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start_number: None,
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style: Default::default(),
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prefix: String::new(),
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marker: String::new(),
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include_prefix: false,
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},
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);
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}
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if let Some(first) = d.sections.iter_mut().find(|x| x.start == 0) {
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first.start_number = Some(n.max(1) as u32);
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}
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}
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// Number of Pages: add at the end (with the last page's parent) or remove from the end.
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if let Some(n) = pages {
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let have = d.page_count();
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if n > have {
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let parent = d.page_loc(have - 1).and_then(|(si, pi)| d.spreads[si].pages[pi].parent);
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d.insert_pages(Some(have - 1), n - have, parent)?;
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} else if n < have {
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d.delete_pages(&(n..have).collect::<Vec<_>>())?;
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}
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}
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let w = p.get("width").and_then(Value::as_f64);
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let h = p.get("height").and_then(Value::as_f64);
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// Pages with a liquid rule re-flow their objects (Adjust Layout aside).
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let liquid_before: Vec<(usize, usize, designcraft_geom::Rect)> = if adjust {
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vec![]
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} else {
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d.spreads
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.iter()
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.enumerate()
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.flat_map(|(si, sp)| {
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sp.pages.iter().enumerate().filter(|(_, pg)| !pg.liquid.is_off()).map(move |(pi, pg)| (si, pi, pg.bounds()))
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})
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.collect()
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};
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if w.is_some() || h.is_some() {
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d.settings.page_width = w.unwrap_or(d.settings.page_width);
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d.settings.page_height = h.unwrap_or(d.settings.page_height);
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for sp in d.spreads.iter_mut().chain(d.parents.iter_mut()) {
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let sp = std::sync::Arc::make_mut(sp);
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for pg in &mut sp.pages {
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pg.width = d.settings.page_width;
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pg.height = d.settings.page_height;
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}
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sp.relayout();
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}
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}
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d.repaginate();
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if let Some(b) = before {
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adjust_layout(d, &b);
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}
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for (si, pi, old) in liquid_before {
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super::liquid::apply(d, designcraft_doc::SpreadRef::Doc(si), pi, old);
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}
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Ok(document_setup(d))
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})
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}
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),
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cmd!(
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"layout.pages.toSpread",
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"Add Page to Spread",
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["Layout", "Pages"],
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None,
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"{page (1-based), spread (0-based)} — the page joins that spread (up to 10 pages; the spread stops shuffling)",
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has_doc,
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|s, p| {
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let page =
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p.get("page").and_then(Value::as_u64).filter(|n| *n >= 1).ok_or_else(|| bad("layout.pages.toSpread", "missing page"))? as usize;
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let spread = p.get("spread").and_then(Value::as_u64).ok_or_else(|| bad("layout.pages.toSpread", "missing spread"))? as usize;
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s.edit(|d, _| {
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d.page_to_spread(page - 1, spread)?;
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Ok(json!({"spreads": d.spreads.len()}))
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})
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}
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),
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cmd!(
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"layout.spreadShuffle",
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"Allow Selected Spread to Shuffle",
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["Layout", "Pages"],
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None,
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"{spread (0-based), allow: bool} — off keeps the spread's pages together when pages are added or removed",
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has_doc,
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|s, p| {
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let si = p.get("spread").and_then(Value::as_u64).unwrap_or(0) as usize;
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let allow = p.get("allow").and_then(Value::as_bool).unwrap_or(true);
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s.edit(|d, _| {
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let sp = d.spreads.get_mut(si).ok_or_else(|| bad("layout.spreadShuffle", "no such spread"))?;
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std::sync::Arc::make_mut(sp).allow_shuffle = allow;
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if allow {
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d.repaginate();
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}
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ok()
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})
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}
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),
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cmd!(
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"layout.pageSize",
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"Page Size",
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[],
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None,
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"{pages: [1-based page numbers], width?, height?, preset?: \"A4\"|\"Letter\"|…} — pages of their own size (Page tool); objects on the pages keep their place on them",
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has_doc,
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page_size
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),
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cmd!(
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"layout.section",
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"Numbering & Section Options…",
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["Layout"],
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None,
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"{page (1-based; starts a section there), startNumber?: n|null (continue), style?: arabic|upperRoman|lowerRoman|upperLetters|lowerLetters, prefix?, includePrefix?, marker?, remove?: bool}",
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has_doc,
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|s, p| {
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let page = p.get("page").and_then(Value::as_u64).ok_or_else(|| bad("layout.section", "missing page"))? as usize;
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let n = s.doc()?.doc.page_count();
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if page == 0 || page > n {
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return Err(bad("layout.section", format!("no page {page}")));
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||
}
|
||
let start = page - 1;
|
||
let p = p.clone();
|
||
s.edit(|d, _| {
|
||
d.sections.retain(|x| x.start != start || start == 0);
|
||
if p.get("remove").and_then(Value::as_bool).unwrap_or(false) && start != 0 {
|
||
return ok();
|
||
}
|
||
let mut sec = d.sections.iter().find(|x| x.start == start).cloned().unwrap_or(designcraft_doc::Section {
|
||
start,
|
||
start_number: None,
|
||
style: Default::default(),
|
||
prefix: String::new(),
|
||
marker: String::new(),
|
||
include_prefix: false,
|
||
});
|
||
match p.get("startNumber") {
|
||
Some(Value::Null) => sec.start_number = None,
|
||
Some(v) => sec.start_number = v.as_u64().map(|v| v.max(1) as u32),
|
||
None => {}
|
||
}
|
||
if let Some(v) = p.get("style") {
|
||
sec.style = serde_json::from_value(v.clone()).map_err(|e| bad("layout.section", e.to_string()))?;
|
||
}
|
||
if let Some(v) = p.get("prefix").and_then(Value::as_str) {
|
||
sec.prefix = v.into();
|
||
}
|
||
if let Some(v) = p.get("includePrefix").and_then(Value::as_bool) {
|
||
sec.include_prefix = v;
|
||
}
|
||
if let Some(v) = p.get("marker").and_then(Value::as_str) {
|
||
sec.marker = v.into();
|
||
}
|
||
d.sections.retain(|x| x.start != start);
|
||
d.sections.push(sec);
|
||
d.sections.sort_by_key(|x| x.start);
|
||
Ok(json!({"names": (0..d.page_count()).map(|i| d.page_name(i)).collect::<Vec<_>>()}))
|
||
})
|
||
}
|
||
),
|
||
cmd!("layer.move", "Move Layer", [], None, "{id, to: index (0 = top/frontmost)}", has_doc, |s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
let to = p.get("to").and_then(Value::as_u64).unwrap_or(0) as usize;
|
||
s.edit(|d, _| {
|
||
let i = d.layers.iter().position(|l| l.id == id).ok_or_else(|| bad("layer.move", "no such layer"))?;
|
||
let l = d.layers.remove(i);
|
||
let to = to.min(d.layers.len());
|
||
d.layers.insert(to, l);
|
||
ok()
|
||
})
|
||
}),
|
||
cmd!(noundo "layer.selectItems", "Select All on Layer", [], None, "{id}", has_doc, |s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
let st = s.doc_mut()?;
|
||
let ids: Vec<_> = st.doc.spreads.iter().flat_map(|sp| sp.items.iter().filter(|i| i.layer == id && !i.locked).map(|i| i.id)).collect();
|
||
st.selection = designcraft_doc::Selection::items(ids);
|
||
st.revision += 1;
|
||
ok()
|
||
}),
|
||
cmd!("layer.new", "New Layer…", [], None, "{name?}", has_doc, |s, p| {
|
||
let name = str_param(p, "name").map(str::to_string);
|
||
let r = s.edit(|d, _| {
|
||
let id = LayerId(d.alloc());
|
||
let n = d.layers.len();
|
||
let name = name.clone().unwrap_or_else(|| format!("Layer {}", n + 1));
|
||
d.layers.insert(
|
||
0,
|
||
Layer {
|
||
id,
|
||
name,
|
||
color: LAYER_COLORS[n % LAYER_COLORS.len()].1,
|
||
visible: true,
|
||
locked: false,
|
||
printable: true,
|
||
show_guides: true,
|
||
suppress_wrap_when_hidden: false,
|
||
},
|
||
);
|
||
Ok(id)
|
||
})?;
|
||
s.doc_mut()?.active_layer = r;
|
||
Ok(json!({"id": r.0}))
|
||
}),
|
||
cmd!("layer.set", "Layer Options…", [], None, "{id, name?, visible?, locked?, printable?, color?: [r,g,b]}", has_doc, |s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
let p = p.clone();
|
||
s.edit(|d, _| {
|
||
let l = d.layer_mut(id).ok_or_else(|| bad("layer.set", "no such layer"))?;
|
||
if let Some(v) = p.get("name").and_then(Value::as_str) {
|
||
l.name = v.into();
|
||
}
|
||
if let Some(v) = p.get("visible").and_then(Value::as_bool) {
|
||
l.visible = v;
|
||
}
|
||
if let Some(v) = p.get("locked").and_then(Value::as_bool) {
|
||
l.locked = v;
|
||
}
|
||
if let Some(v) = p.get("printable").and_then(Value::as_bool) {
|
||
l.printable = v;
|
||
}
|
||
if let Some(c) = p.get("color").and_then(|c| serde_json::from_value(c.clone()).ok()) {
|
||
l.color = c;
|
||
}
|
||
ok()
|
||
})
|
||
}),
|
||
cmd!("layer.delete", "Delete Layer", [], None, "{id}", has_doc, |s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
s.edit(|d, sel| {
|
||
if d.layers.len() < 2 {
|
||
return Err(bad("layer.delete", "a document needs at least one layer"));
|
||
}
|
||
let doomed: Vec<_> =
|
||
d.spreads.iter().chain(d.parents.iter()).flat_map(|sp| sp.items.iter().filter(|i| i.layer == id).map(|i| i.id)).collect();
|
||
for i in doomed {
|
||
let _ = d.remove_item(i);
|
||
}
|
||
d.layers.retain(|l| l.id != id);
|
||
*sel = Default::default();
|
||
ok()
|
||
})
|
||
}),
|
||
cmd!(
|
||
"layer.merge",
|
||
"Merge Layers",
|
||
[],
|
||
None,
|
||
"{ids: [layer ids], into?: layer id (default: the first)} — their objects move to `into`, the other layers are deleted",
|
||
has_doc,
|
||
|s, p| {
|
||
let ids: Vec<LayerId> =
|
||
p.get("ids").and_then(Value::as_array).map(|a| a.iter().filter_map(Value::as_u64).map(LayerId).collect()).unwrap_or_default();
|
||
let into = p
|
||
.get("into")
|
||
.and_then(Value::as_u64)
|
||
.map(LayerId)
|
||
.or_else(|| ids.first().copied())
|
||
.ok_or_else(|| bad("layer.merge", "no layers"))?;
|
||
s.edit(|d, _| {
|
||
if d.layer(into).is_none() || ids.iter().any(|l| d.layer(*l).is_none()) {
|
||
return Err(bad("layer.merge", "no such layer"));
|
||
}
|
||
let gone: Vec<LayerId> = ids.iter().copied().filter(|l| *l != into).collect();
|
||
for sp in d.spreads.iter_mut().chain(d.parents.iter_mut()) {
|
||
if !sp.items.iter().any(|i| gone.contains(&i.layer)) {
|
||
continue;
|
||
}
|
||
for it in &mut std::sync::Arc::make_mut(sp).items {
|
||
if gone.contains(&it.layer) {
|
||
std::sync::Arc::make_mut(it).layer = into;
|
||
}
|
||
}
|
||
}
|
||
d.layers.retain(|l| !gone.contains(&l.id));
|
||
Ok(json!({"merged": gone.len()}))
|
||
})
|
||
}
|
||
),
|
||
cmd!("layer.deleteUnused", "Delete Unused Layers", [], None, "{} — layers without objects (one layer always stays)", has_doc, |s, _| {
|
||
s.edit(|d, _| {
|
||
let used: std::collections::HashSet<LayerId> =
|
||
d.spreads.iter().chain(d.parents.iter()).flat_map(|sp| sp.items.iter().map(|i| i.layer)).collect();
|
||
let before = d.layers.len();
|
||
if used.is_empty() {
|
||
// Nothing anywhere: keep the first layer.
|
||
d.layers.truncate(1);
|
||
} else {
|
||
d.layers.retain(|l| used.contains(&l.id));
|
||
}
|
||
Ok(json!({"deleted": before - d.layers.len()}))
|
||
})
|
||
}),
|
||
cmd!(
|
||
"layer.others",
|
||
"Hide/Lock Others",
|
||
[],
|
||
None,
|
||
"{id, hide?: bool, lock?: bool, show?: true (Show All Layers), unlock?: true (Unlock All Layers)} — Hide Others / Lock Others act on every layer but `id`",
|
||
has_doc,
|
||
|s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
let f = |k: &str| p.get(k).and_then(Value::as_bool).unwrap_or(false);
|
||
let (hide, lock, show, unlock) = (f("hide"), f("lock"), f("show"), f("unlock"));
|
||
s.edit(|d, _| {
|
||
for l in &mut d.layers {
|
||
if show {
|
||
l.visible = true;
|
||
}
|
||
if unlock {
|
||
l.locked = false;
|
||
}
|
||
if l.id != id {
|
||
if hide {
|
||
l.visible = false;
|
||
}
|
||
if lock {
|
||
l.locked = true;
|
||
}
|
||
}
|
||
}
|
||
ok()
|
||
})
|
||
}
|
||
),
|
||
cmd!(noundo "layer.activate", "Set Active Layer", [], None, "{id}", has_doc, |s, p| {
|
||
let id = LayerId(p.get("id").and_then(Value::as_u64).unwrap_or(0));
|
||
let st = s.doc_mut()?;
|
||
if st.doc.layer(id).is_none() {
|
||
return Err(bad("layer.activate", "no such layer"));
|
||
}
|
||
st.active_layer = id;
|
||
st.revision += 1;
|
||
ok()
|
||
}),
|
||
]
|
||
}
|
||
|
||
/// `"A"` → that parent's id; `null` → Some(None) (= [None]); missing → None (use default).
|
||
fn parent_ref(d: &designcraft_doc::Document, v: Option<&Value>) -> Option<Option<SpreadId>> {
|
||
match v? {
|
||
Value::Null => Some(None),
|
||
Value::String(s) if s == "[None]" => Some(None),
|
||
Value::String(s) => Some(d.parents.iter().find(|p| p.parent.as_ref().is_some_and(|i| i.prefix == *s || i.label() == *s)).map(|p| p.id)),
|
||
_ => None,
|
||
}
|
||
}
|
||
|
||
#[allow(dead_code)]
|
||
fn _r(_: Result<()>) {}
|
||
|
||
/// Layout › Page Size (the Page tool): resize pages one by one. Left pages grow to the left
|
||
/// (the spine stays put); objects move with their page.
|
||
fn page_size(s: &mut crate::Session, p: &Value) -> Result<Value> {
|
||
let pages: Vec<usize> =
|
||
p.get("pages").and_then(Value::as_array).map(|a| a.iter().filter_map(Value::as_u64).map(|n| n as usize).collect()).unwrap_or_default();
|
||
let n = s.doc()?.doc.page_count();
|
||
if pages.is_empty() || pages.iter().any(|x| *x == 0 || *x > n) {
|
||
return Err(bad("layout.pageSize", "give `pages` (1-based)"));
|
||
}
|
||
let (mut w, mut h) = (p.get("width").and_then(Value::as_f64), p.get("height").and_then(Value::as_f64));
|
||
if let Some(name) = str_param(p, "preset") {
|
||
let pr = designcraft_doc::build::PRESETS
|
||
.iter()
|
||
.find(|x| x.name.eq_ignore_ascii_case(name))
|
||
.ok_or_else(|| bad("layout.pageSize", format!("no preset `{name}`")))?;
|
||
w = Some(pr.width);
|
||
h = Some(pr.height);
|
||
}
|
||
s.edit(|d, _| {
|
||
resize_pages(d, &pages, w, h);
|
||
Ok(json!({"pages": pages.len()}))
|
||
})
|
||
}
|
||
|
||
/// Give `pages` (1-based) their own size. Objects stay on their page; pages with a liquid rule
|
||
/// re-flow their objects by it.
|
||
pub(crate) fn resize_pages(d: &mut designcraft_doc::Document, pages: &[usize], w: Option<f64>, h: Option<f64>) {
|
||
{
|
||
for page in pages {
|
||
let Some((si, pi)) = d.page_loc(page - 1) else { continue };
|
||
let sp = std::sync::Arc::make_mut(&mut d.spreads[si]);
|
||
let old: Vec<f64> = sp.pages.iter().map(|x| x.x).collect();
|
||
let old_bounds = sp.pages[pi].bounds();
|
||
let pg = &mut sp.pages[pi];
|
||
let dw = w.map_or(0.0, |w| w.max(1.0) - pg.width);
|
||
if let Some(w) = w {
|
||
pg.width = w.max(1.0);
|
||
}
|
||
if let Some(h) = h {
|
||
pg.height = h.max(1.0);
|
||
}
|
||
let left = pg.side == designcraft_doc::PageSide::Left;
|
||
sp.relayout();
|
||
// Keep the spine: shift the whole spread back when a left page grows.
|
||
if left && dw != 0.0 {
|
||
for q in &mut sp.pages {
|
||
q.x -= dw;
|
||
}
|
||
}
|
||
let new: Vec<f64> = sp.pages.iter().map(|x| x.x).collect();
|
||
// Objects follow their page.
|
||
let shifts: Vec<(f64, f64, f64)> =
|
||
sp.pages.iter().enumerate().map(|(k, q)| (old[k], old[k] + q.width - if k == pi { dw } else { 0.0 }, new[k] - old[k])).collect();
|
||
for it in &mut sp.items {
|
||
let cx = it.bounds().center().x;
|
||
if let Some((_, _, dx)) = shifts.iter().find(|(a, b, _)| cx >= *a && cx < *b)
|
||
&& *dx != 0.0
|
||
{
|
||
let it = std::sync::Arc::make_mut(it);
|
||
it.xf = designcraft_geom::Affine::translate((*dx, 0.0)) * it.xf;
|
||
}
|
||
}
|
||
// Page guides move with their page.
|
||
for (k, q) in sp.pages.iter_mut().enumerate() {
|
||
let dx = new[k] - old[k];
|
||
if dx != 0.0 {
|
||
for g in q.guides.iter_mut().filter(|g| g.orientation == designcraft_doc::Orientation::Vertical) {
|
||
g.position += dx;
|
||
}
|
||
}
|
||
}
|
||
// Liquid rules: objects were carried along with the page's left edge.
|
||
let moved = old_bounds + designcraft_geom::Vec2::new(new[pi] - old[pi], 0.0);
|
||
super::liquid::apply(d, designcraft_doc::SpreadRef::Doc(si), pi, moved);
|
||
}
|
||
}
|
||
}
|
||
|
||
/// File › Document Setup values.
|
||
fn document_setup(d: &designcraft_doc::Document) -> Value {
|
||
let st = &d.settings;
|
||
let start = d.sections.iter().find(|x| x.start == 0).and_then(|x| x.start_number).unwrap_or(1);
|
||
json!({"width": st.page_width, "height": st.page_height, "pages": d.page_count(), "startPage": start, "facingPages": st.facing_pages,
|
||
"binding": if st.right_to_left_binding { "rightToLeft" } else { "leftToRight" }, "intent": st.intent, "bleed": st.bleed, "slug": st.slug})
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod setup_tests {
|
||
use serde_json::json;
|
||
|
||
#[test]
|
||
fn document_setup_pages_start_bleed_slug() {
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({"pages": 2})).unwrap();
|
||
let r = s.execute("layout.documentSetup", &json!({})).unwrap();
|
||
assert_eq!(r["pages"], 2);
|
||
assert_eq!(r["startPage"], 1);
|
||
let r = s.execute("layout.documentSetup", &json!({"pages": 5, "startPage": 2, "bleed": 9, "slug": [0, 18, 0, 0], "intent": "web"})).unwrap();
|
||
assert_eq!(r["pages"], 5);
|
||
assert_eq!(r["startPage"], 2);
|
||
assert_eq!(r["bleed"], json!([9.0, 9.0, 9.0, 9.0]));
|
||
assert_eq!(r["slug"], json!([0.0, 18.0, 0.0, 0.0]));
|
||
assert_eq!(r["intent"], "web");
|
||
let d = &s.doc().unwrap().doc;
|
||
assert_eq!(d.page_name(0), "2");
|
||
assert_eq!(d.page(0).unwrap().side, designcraft_doc::PageSide::Left);
|
||
assert_eq!(d.spreads[0].pages.len(), 2, "pages 2–3 form the first spread");
|
||
let r = s.execute("layout.documentSetup", &json!({"pages": 3})).unwrap();
|
||
assert_eq!(r["pages"], 3);
|
||
s.doc().unwrap().doc.check().unwrap();
|
||
}
|
||
|
||
#[test]
|
||
fn right_to_left_binding_reverses_spreads() {
|
||
use designcraft_doc::PageSide::{Left, Right};
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({"pages": 4})).unwrap();
|
||
// A frame on page 2 stays on page 2.
|
||
let w = s.doc().unwrap().doc.settings.page_width;
|
||
let f = s.execute("frame.create", &json!({"rect": [w + 72.0, 72, w + 200.0, 200], "content": "text", "text": "two"})).unwrap();
|
||
let r = s.execute("layout.documentSetup", &json!({"binding": "rightToLeft"})).unwrap();
|
||
assert_eq!(r["binding"], "rightToLeft");
|
||
let d = &s.doc().unwrap().doc;
|
||
let shape: Vec<Vec<(designcraft_doc::PageSide, f64)>> = d.spreads.iter().map(|sp| sp.pages.iter().map(|p| (p.side, p.x)).collect()).collect();
|
||
// Page 1 alone on the left; pages 2–3 with 2 on the right; page 4 alone on the right.
|
||
assert_eq!(shape, vec![vec![(Left, 0.0)], vec![(Right, w), (Left, 0.0)], vec![(Right, 0.0)]]);
|
||
let (si, _) = d.page_loc(1).unwrap();
|
||
assert_eq!(si, 1);
|
||
let it = d.item(designcraft_doc::ItemId(f["id"].as_u64().unwrap())).unwrap();
|
||
assert_eq!(d.spreads[si].page_at_x(it.bounds().center().x), Some(0), "the frame is still on page 2");
|
||
assert!(it.bounds().x0 >= w, "page 2 is the right page now");
|
||
d.check().unwrap();
|
||
// And back.
|
||
s.execute("layout.documentSetup", &json!({"binding": "leftToRight"})).unwrap();
|
||
let d = &s.doc().unwrap().doc;
|
||
assert_eq!(d.spreads[1].pages.iter().map(|p| (p.side, p.x)).collect::<Vec<_>>(), vec![(Left, 0.0), (Right, w)]);
|
||
}
|
||
|
||
/// Multi-column frames filled the left column first in a right-to-left document (#100):
|
||
/// stories made in a right-to-left-bound document start their columns on the right.
|
||
#[test]
|
||
fn new_stories_follow_the_binding_direction() {
|
||
use designcraft_doc::TextDirection::{LeftToRight, RightToLeft};
|
||
let text = (1..=12).map(|i| format!("الفقرة {i}")).collect::<Vec<_>>().join("\n");
|
||
for (binding, expected) in [("rightToLeft", RightToLeft), ("leftToRight", LeftToRight)] {
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({"preset": "A4", "pages": 1})).unwrap();
|
||
s.execute("layout.documentSetup", &json!({"binding": binding})).unwrap();
|
||
let f = s.execute("frame.create", &json!({"rect": [40, 170, 555, 260], "content": "text", "text": text})).unwrap();
|
||
s.execute("object.textFrameOptions", &json!({"ids": [f["id"]], "columns": 2, "gutter": 20})).unwrap();
|
||
let sid = designcraft_doc::StoryId(f["story"].as_u64().unwrap());
|
||
let st = s.doc().unwrap();
|
||
assert_eq!(st.doc.story(sid).unwrap().direction, expected, "{binding}");
|
||
let cs = s.cache.get(&st.doc, sid, None);
|
||
let fr = &cs.frames[0];
|
||
let (first, last) = (fr.lines.first().unwrap(), fr.lines.last().unwrap());
|
||
assert!(fr.columns.len() == 2 && first.x0 != last.x0, "the text fills both columns: {:?}", fr.columns);
|
||
assert_eq!(first.x0 > last.x0, expected == RightToLeft, "{binding}: the first line is in the first column");
|
||
// An empty frame given text content starts a story too.
|
||
let g = s.execute("frame.create", &json!({"rect": [40, 400, 555, 500]})).unwrap();
|
||
s.execute("object.content", &json!({"ids": [g["id"]], "type": "text"})).unwrap();
|
||
let d = &s.doc().unwrap().doc;
|
||
let tf = d.item(designcraft_doc::ItemId(g["id"].as_u64().unwrap())).unwrap().text_frame().unwrap().story;
|
||
assert_eq!(d.story(tf).unwrap().direction, expected, "{binding}: object.content");
|
||
}
|
||
}
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod layer_tests {
|
||
use serde_json::json;
|
||
|
||
#[test]
|
||
fn merge_delete_unused_hide_and_lock_others() {
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({})).unwrap();
|
||
let l1 = s.doc().unwrap().doc.layers[0].id.0;
|
||
let l2 = s.execute("layer.new", &json!({"name": "Art"})).unwrap()["id"].as_u64().unwrap();
|
||
let l3 = s.execute("layer.new", &json!({"name": "Empty"})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layer.activate", &json!({"id": l2})).unwrap();
|
||
let f = s.execute("frame.create", &json!({"rect": [0, 0, 10, 10]})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layer.others", &json!({"id": l2, "hide": true, "lock": true})).unwrap();
|
||
let d = s.doc().unwrap().doc.clone();
|
||
assert!(d.layers.iter().all(|l| (l.id.0 == l2) == l.visible && (l.id.0 != l2) == l.locked));
|
||
s.execute("layer.others", &json!({"id": l2, "show": true, "unlock": true})).unwrap();
|
||
assert!(s.doc().unwrap().doc.layers.iter().all(|l| l.visible && !l.locked));
|
||
let r = s.execute("layer.deleteUnused", &json!({})).unwrap();
|
||
assert_eq!(r["deleted"], 2, "the empty default layer and Empty");
|
||
let _ = (l1, l3);
|
||
let l4 = s.execute("layer.new", &json!({"name": "Into"})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layer.merge", &json!({"ids": [l4, l2]})).unwrap();
|
||
let d = &s.doc().unwrap().doc;
|
||
assert_eq!(d.layers.len(), 1);
|
||
assert_eq!(d.item(designcraft_doc::ItemId(f)).unwrap().layer.0, l4);
|
||
}
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod page_size_tests {
|
||
use serde_json::json;
|
||
|
||
#[test]
|
||
fn page_size_per_page_keeps_objects_on_their_page() {
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({"pages": 3})).unwrap();
|
||
// Page 3 is the right page of spread 2 (pages 2–3); an object on it.
|
||
let d = s.doc().unwrap().doc.clone();
|
||
let (si, pi) = d.page_loc(2).unwrap();
|
||
let x0 = d.spreads[si].pages[pi].x;
|
||
let id = s.execute("frame.create", &json!({"spread": si, "rect": [x0 + 100.0, 100, x0 + 200.0, 200]})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layout.pageSize", &json!({"pages": [2], "width": 300, "height": 500})).unwrap();
|
||
let d = s.doc().unwrap().doc.clone();
|
||
let left = &d.spreads[si].pages[0];
|
||
assert_eq!((left.width, left.height), (300.0, 500.0));
|
||
assert_eq!(d.spreads[si].pages[1].x, x0, "the spine stays");
|
||
let it = d.item(designcraft_doc::ItemId(id)).unwrap();
|
||
assert_eq!(it.bounds().x0, x0 + 100.0);
|
||
assert_eq!(d.page_of_item(it.id), Some(2));
|
||
s.execute("layout.pageSize", &json!({"pages": [3], "preset": "A4"})).unwrap();
|
||
let d = s.doc().unwrap().doc.clone();
|
||
assert!((d.spreads[si].pages[1].width - 595.276).abs() < 0.01);
|
||
assert!(s.execute("layout.pageSize", &json!({"pages": [9], "width": 100})).is_err());
|
||
}
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod spread_tests {
|
||
use serde_json::json;
|
||
|
||
#[test]
|
||
fn three_page_spread_survives_page_inserts() {
|
||
let mut s = crate::Session::new();
|
||
s.execute("file.new", &json!({"pages": 5})).unwrap();
|
||
// [1] [2 3] [4 5]: page 4 joins spread 1 → [1] [2 3 4] [5].
|
||
let d = s.doc().unwrap().doc.clone();
|
||
let (si, pi) = d.page_loc(3).unwrap();
|
||
let x = d.spreads[si].pages[pi].x;
|
||
let id = s.execute("frame.create", &json!({"spread": si, "rect": [x + 50.0, 50, x + 150.0, 150]})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layout.pages.toSpread", &json!({"page": 4, "spread": 1})).unwrap();
|
||
let d = s.doc().unwrap().doc.clone();
|
||
assert_eq!(d.spreads[1].pages.len(), 3);
|
||
assert!(!d.spreads[1].allow_shuffle);
|
||
assert_eq!(d.page_of_item(designcraft_doc::ItemId(id)), Some(3), "the object went with its page");
|
||
// Adding a page at the start reshuffles the others but keeps the 3-page spread.
|
||
s.execute("layout.pages.insert", &json!({"after": 0, "count": 1})).unwrap();
|
||
let d = s.doc().unwrap().doc.clone();
|
||
assert!(d.spreads.iter().any(|sp| sp.pages.len() == 3 && !sp.allow_shuffle));
|
||
assert_eq!(d.page_count(), 6);
|
||
d.check().unwrap();
|
||
}
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod page_numbering_view_tests {
|
||
use serde_json::json;
|
||
|
||
use crate::Session;
|
||
|
||
#[test]
|
||
fn section_and_absolute_page_numbering_view() {
|
||
let mut s = Session::new();
|
||
s.execute("file.new", &json!({"pages": 4})).unwrap();
|
||
s.execute("layout.section", &json!({"page": 1, "startNumber": 1, "style": "lowerRoman"})).unwrap();
|
||
s.execute("layout.section", &json!({"page": 3, "startNumber": 1})).unwrap();
|
||
assert_eq!((0..4).map(|i| s.page_label(i)).collect::<Vec<_>>(), ["i", "ii", "1", "2"]);
|
||
assert_eq!(s.resolve_page("ii"), Some(1));
|
||
assert_eq!(s.resolve_page("1"), Some(2), "section name first");
|
||
assert_eq!(s.resolve_page("+1"), Some(0), "+n is a position");
|
||
s.execute("prefs.set", &json!({"absolutePageNumbers": true})).unwrap();
|
||
assert_eq!((0..4).map(|i| s.page_label(i)).collect::<Vec<_>>(), ["1", "2", "3", "4"]);
|
||
assert_eq!(s.resolve_page("1"), Some(0));
|
||
assert_eq!(s.resolve_page("9"), None);
|
||
}
|
||
}
|
||
|
||
#[cfg(test)]
|
||
mod adjust_tests {
|
||
use serde_json::json;
|
||
|
||
use crate::Session;
|
||
|
||
#[test]
|
||
fn adjust_layout_follows_the_new_page_size_and_margins() {
|
||
let mut s = Session::new();
|
||
s.execute("file.new", &json!({"pages": 1, "facingPages": false})).unwrap();
|
||
// Letter, 36 pt margins: a frame filling the left half of the margin box.
|
||
let id = s.execute("frame.create", &json!({"rect": [36, 36, 306, 756]})).unwrap()["id"].as_u64().unwrap();
|
||
s.execute("layout.documentSetup", &json!({"width": 1224, "adjustLayout": true})).unwrap();
|
||
let b = s.doc().unwrap().doc.item(designcraft_doc::ItemId(id)).unwrap().bounds();
|
||
assert!((b.x0 - 36.0).abs() < 1e-6 && (b.x1 - 612.0).abs() < 1e-6, "half of the wider margin box: {b:?}");
|
||
s.execute("layout.marginsAndColumns", &json!({"margins": 72, "adjustLayout": true})).unwrap();
|
||
let b = s.doc().unwrap().doc.item(designcraft_doc::ItemId(id)).unwrap().bounds();
|
||
assert!((b.x0 - 72.0).abs() < 1e-6 && (b.y0 - 72.0).abs() < 1e-6 && (b.y1 - 720.0).abs() < 1e-6, "{b:?}");
|
||
// Without the option objects stay put.
|
||
s.execute("layout.marginsAndColumns", &json!({"margins": 36})).unwrap();
|
||
let b2 = s.doc().unwrap().doc.item(designcraft_doc::ItemId(id)).unwrap().bounds();
|
||
assert_eq!(b, b2);
|
||
}
|
||
}
|