tinymist_task/compute/
pdf.rs

1//! The computation for pdf export.
2
3use tinymist_std::time::ToUtcDateTime;
4pub use typst_pdf::PdfStandard as TypstPdfStandard;
5pub use typst_pdf::pdf;
6
7use typst_pdf::{PdfOptions, PdfStandards, Timestamp};
8
9use super::*;
10use crate::model::ExportPdfTask;
11
12/// The computation for pdf export.
13pub struct PdfExport;
14
15impl<F: CompilerFeat> ExportComputation<F, TypstPagedDocument> for PdfExport {
16    type Output = Bytes;
17    type Config = ExportPdfTask;
18
19    fn run(
20        _graph: &Arc<WorldComputeGraph<F>>,
21        doc: &Arc<TypstPagedDocument>,
22        config: &ExportPdfTask,
23    ) -> Result<Bytes> {
24        let creation_timestamp = config
25            .creation_timestamp
26            .map(|ts| ts.to_utc_datetime().context("timestamp is out of range"))
27            .transpose()?
28            .unwrap_or_else(tinymist_std::time::utc_now);
29        // todo: this seems different from `Timestamp::new_local` which also embeds the
30        // timezone information.
31        let timestamp = Timestamp::new_utc(tinymist_std::time::to_typst_time(creation_timestamp));
32
33        let standards = PdfStandards::new(
34            &config
35                .pdf_standards
36                .iter()
37                .map(|standard| match standard {
38                    tinymist_world::args::PdfStandard::V_1_7 => typst_pdf::PdfStandard::V_1_7,
39                    tinymist_world::args::PdfStandard::A_2b => typst_pdf::PdfStandard::A_2b,
40                    tinymist_world::args::PdfStandard::A_3b => typst_pdf::PdfStandard::A_3b,
41                })
42                .collect::<Vec<_>>(),
43        )
44        .context_ut("prepare pdf standards")?;
45
46        // todo: Some(pdf_uri.as_str())
47        // todo: ident option
48        Ok(Bytes::new(typst_pdf::pdf(
49            doc,
50            &PdfOptions {
51                timestamp: Some(timestamp),
52                standards,
53                ..Default::default()
54            },
55        )?))
56    }
57}
tinymist_task/compute/pdf.rs

tinymist_task/compute/
pdf.rs
