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//! Typst's standard library.
pub mod base;
pub mod core;
pub mod graphics;
pub mod layout;
pub mod math;
pub mod prelude;
pub mod structure;
pub mod text;
use typst::geom::{Align, Color, Dir, GenAlign};
use typst::model::{LangItems, Library, Node, NodeId, Scope, StyleMap};
use self::layout::LayoutRoot;
/// Construct the standard library.
pub fn new() -> Library {
Library { scope: scope(), styles: styles(), items: items() }
}
/// Construct the standard scope.
fn scope() -> Scope {
let mut std = Scope::new();
// Text.
std.def_node::<text::SpaceNode>("space");
std.def_node::<text::LinebreakNode>("linebreak");
std.def_node::<text::SmartQuoteNode>("smartquote");
std.def_node::<text::TextNode>("text");
std.def_node::<text::ParNode>("par");
std.def_node::<text::ParbreakNode>("parbreak");
std.def_node::<text::StrongNode>("strong");
std.def_node::<text::EmphNode>("emph");
std.def_node::<text::RawNode>("raw");
std.def_node::<text::UnderlineNode>("underline");
std.def_node::<text::StrikethroughNode>("strike");
std.def_node::<text::OverlineNode>("overline");
std.def_node::<text::SuperNode>("super");
std.def_node::<text::SubNode>("sub");
std.def_node::<text::LinkNode>("link");
std.def_node::<text::RepeatNode>("repeat");
std.def_fn("lower", text::lower);
std.def_fn("upper", text::upper);
std.def_fn("smallcaps", text::smallcaps);
// Structure.
std.def_node::<structure::RefNode>("ref");
std.def_node::<structure::HeadingNode>("heading");
std.def_node::<structure::ListNode>("list");
std.def_node::<structure::EnumNode>("enum");
std.def_node::<structure::DescNode>("desc");
std.def_node::<structure::TableNode>("table");
// Layout.
std.def_node::<layout::PageNode>("page");
std.def_node::<layout::PagebreakNode>("pagebreak");
std.def_node::<layout::HNode>("h");
std.def_node::<layout::VNode>("v");
std.def_node::<layout::BoxNode>("box");
std.def_node::<layout::BlockNode>("block");
std.def_node::<layout::AlignNode>("align");
std.def_node::<layout::PadNode>("pad");
std.def_node::<layout::StackNode>("stack");
std.def_node::<layout::GridNode>("grid");
std.def_node::<layout::ColumnsNode>("columns");
std.def_node::<layout::ColbreakNode>("colbreak");
std.def_node::<layout::PlaceNode>("place");
std.def_node::<layout::MoveNode>("move");
std.def_node::<layout::ScaleNode>("scale");
std.def_node::<layout::RotateNode>("rotate");
// Graphics.
std.def_node::<graphics::ImageNode>("image");
std.def_node::<graphics::LineNode>("line");
std.def_node::<graphics::RectNode>("rect");
std.def_node::<graphics::SquareNode>("square");
std.def_node::<graphics::EllipseNode>("ellipse");
std.def_node::<graphics::CircleNode>("circle");
std.def_node::<graphics::HideNode>("hide");
// Math.
std.def_node::<math::MathNode>("math");
std.define("sum", "∑");
std.define("in", "∈");
std.define("arrow", "→");
std.define("NN", "ℕ");
std.define("RR", "ℝ");
// Base.
std.def_fn("type", base::type_);
std.def_fn("assert", base::assert);
std.def_fn("eval", base::eval);
std.def_fn("int", base::int);
std.def_fn("float", base::float);
std.def_fn("abs", base::abs);
std.def_fn("min", base::min);
std.def_fn("max", base::max);
std.def_fn("even", base::even);
std.def_fn("odd", base::odd);
std.def_fn("mod", base::mod_);
std.def_fn("range", base::range);
std.def_fn("luma", base::luma);
std.def_fn("rgb", base::rgb);
std.def_fn("cmyk", base::cmyk);
std.def_fn("repr", base::repr);
std.def_fn("str", base::str);
std.def_fn("regex", base::regex);
std.def_fn("letter", base::letter);
std.def_fn("roman", base::roman);
std.def_fn("symbol", base::symbol);
std.def_fn("lorem", base::lorem);
std.def_fn("csv", base::csv);
std.def_fn("json", base::json);
std.def_fn("xml", base::xml);
// Predefined colors.
std.define("black", Color::BLACK);
std.define("gray", Color::GRAY);
std.define("silver", Color::SILVER);
std.define("white", Color::WHITE);
std.define("navy", Color::NAVY);
std.define("blue", Color::BLUE);
std.define("aqua", Color::AQUA);
std.define("teal", Color::TEAL);
std.define("eastern", Color::EASTERN);
std.define("purple", Color::PURPLE);
std.define("fuchsia", Color::FUCHSIA);
std.define("maroon", Color::MAROON);
std.define("red", Color::RED);
std.define("orange", Color::ORANGE);
std.define("yellow", Color::YELLOW);
std.define("olive", Color::OLIVE);
std.define("green", Color::GREEN);
std.define("lime", Color::LIME);
// Other constants.
std.define("ltr", Dir::LTR);
std.define("rtl", Dir::RTL);
std.define("ttb", Dir::TTB);
std.define("btt", Dir::BTT);
std.define("start", GenAlign::Start);
std.define("end", GenAlign::End);
std.define("left", GenAlign::Specific(Align::Left));
std.define("center", GenAlign::Specific(Align::Center));
std.define("right", GenAlign::Specific(Align::Right));
std.define("top", GenAlign::Specific(Align::Top));
std.define("horizon", GenAlign::Specific(Align::Horizon));
std.define("bottom", GenAlign::Specific(Align::Bottom));
std
}
/// Construct the standard style map.
fn styles() -> StyleMap {
StyleMap::new()
}
/// Construct the standard lang item mapping.
fn items() -> LangItems {
LangItems {
layout: |world, content, styles| content.layout_root(world, styles),
em: |styles| styles.get(text::TextNode::SIZE),
dir: |styles| styles.get(text::TextNode::DIR),
space: || text::SpaceNode.pack(),
linebreak: |justify| text::LinebreakNode { justify }.pack(),
text: |text| text::TextNode(text).pack(),
text_id: NodeId::of::<text::TextNode>(),
text_str: |content| Some(&content.to::<text::TextNode>()?.0),
smart_quote: |double| text::SmartQuoteNode { double }.pack(),
parbreak: || text::ParbreakNode.pack(),
strong: |body| text::StrongNode(body).pack(),
emph: |body| text::EmphNode(body).pack(),
raw: |text, lang, block| {
let content = text::RawNode { text, block }.pack();
match lang {
Some(_) => content.styled(text::RawNode::LANG, lang),
None => content,
}
},
link: |url| text::LinkNode::from_url(url).pack(),
ref_: |target| structure::RefNode(target).pack(),
heading: |level, body| structure::HeadingNode { level, body }.pack(),
list_item: |body| structure::ListItem::List(Box::new(body)).pack(),
enum_item: |number, body| {
structure::ListItem::Enum(number, Box::new(body)).pack()
},
desc_item: |term, body| {
structure::ListItem::Desc(Box::new(structure::DescItem { term, body })).pack()
},
math: |children, display| math::MathNode { children, display }.pack(),
math_atom: |atom| math::AtomNode(atom).pack(),
math_script: |base, sub, sup| math::ScriptNode { base, sub, sup }.pack(),
math_frac: |num, denom| math::FracNode { num, denom }.pack(),
math_align: |count| math::AlignNode(count).pack(),
}
}
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