typst/src/library/graphics/hide.rs

28 lines
634 B
Rust

use crate::library::prelude::*;
/// Hide a node without affecting layout.
#[derive(Debug, Hash)]
pub struct HideNode(pub LayoutNode);
#[node]
impl HideNode {
fn construct(_: &mut Machine, args: &mut Args) -> TypResult<Content> {
Ok(Content::inline(Self(args.expect("body")?)))
}
}
impl Layout for HideNode {
fn layout(
&self,
ctx: &mut Context,
regions: &Regions,
styles: StyleChain,
) -> TypResult<Vec<Frame>> {
let mut frames = self.0.layout(ctx, regions, styles)?;
for frame in &mut frames {
frame.clear();
}
Ok(frames)
}
}