2025-02-10 14:37:19 +00:00

36 lines
1005 B
Rust

use typst_library::introspection::SplitLocator;
use typst_utils::Numeric;
use super::*;
/// Turns the selected lines into frames.
#[typst_macros::time]
pub fn finalize(
engine: &mut Engine,
p: &Preparation,
lines: &[Line],
region: Size,
expand: bool,
locator: &mut SplitLocator<'_>,
) -> SourceResult<Fragment> {
// Determine the resulting width: Full width of the region if we should
// expand or there's fractional spacing, fit-to-width otherwise.
let width = if !region.x.is_finite()
|| (!expand && lines.iter().all(|line| line.fr().is_zero()))
{
region.x.min(
p.config.hanging_indent
+ lines.iter().map(|line| line.width).max().unwrap_or_default(),
)
} else {
region.x
};
// Stack the lines into one frame per region.
lines
.iter()
.map(|line| commit(engine, p, line, width, region.y, locator))
.collect::<SourceResult<_>>()
.map(Fragment::frames)
}