rapiddoc_native/
visual_text.rs

1//! 固定vendor字符分行与上下标配对内核的有界调用入口。
2use crate::{
3    python_decimal, python_printable,
4    text_boundary::{python_alnum, python_digit, python_space},
5};
6pub use docvortex_core::text_pipeline::{TextChar, VisualTextRun};
7use std::sync::OnceLock;
8pub fn prepare(
9    chars: &[TextChar],
10    size: [f64; 2],
11    rotation: i32,
12    supported: &[f64],
13) -> Vec<VisualTextRun> {
14    static MATH: OnceLock<Vec<[u32; 2]>> = OnceLock::new();
15    let ranges =
16        MATH.get_or_init(|| serde_json::from_str(include_str!("visual_math.json")).unwrap());
17    let mut unicode = docvortex_core::text_pipeline::UnicodeProperties::default();
18    for c in chars
19        .iter()
20        .flat_map(|c| c.text.chars())
21        .filter(|c| !c.is_ascii())
22    {
23        unicode.0.entry(c).or_insert_with(|| {
24            let n = c as u32;
25            let i = ranges.partition_point(|r| r[0] <= n);
26            let math = i > 0 && n <= ranges[i - 1][1];
27            u8::from(python_alnum(c))
28                | (u8::from(python_digit(c)) << 1)
29                | (u8::from(math) << 2)
30                | (u8::from(python_space(c)) << 3)
31                | (u8::from(python_printable(c)) << 4)
32                | (u8::from(python_decimal(c).is_some()) << 5)
33        });
34    }
35    docvortex_core::text_pipeline::prepare_visual_lines(
36        chars,
37        size,
38        rotation,
39        supported,
40        &unicode,
41        &[],
42    )
43}
44pub type PairRecord = ([f64; 4], f64, f64, usize, bool, usize, usize);
45pub fn matches(records: Vec<PairRecord>) -> Option<Vec<(usize, usize, bool, bool)>> {
46    docvortex_core::inline_pairs::matches(records)
47}
48/// Original geometry kernel, also used after canonical character repair.
49pub fn split_runs(
50    raw: Vec<Option<[f64; 4]>>,
51    overrides: Vec<Option<[f64; 4]>>,
52    flags: Vec<u8>,
53    size: [f64; 2],
54    angle: i32,
55) -> Option<Vec<(usize, usize, Option<[f64; 4]>)>> {
56    if raw.len() != flags.len()
57        || overrides.len() != flags.len()
58        || raw.len() > rapiddoc_core::resources::limit(20000)
59    {
60        return None;
61    }
62    Some(docvortex_core::geometry::visual_runs(
63        raw, overrides, flags, size, angle,
64    ))
65}
rapiddoc_native/visual_text.rs

rapiddoc_native/
visual_text.rs
