geoarrow_array/geozero/export/scalar/
linestring.rs

1use geo_traits::LineStringTrait;
2use geozero::{GeomProcessor, GeozeroGeometry};
3
4use super::process_coord;
5use crate::scalar::LineString;
6
7pub(crate) fn process_line_string<P: GeomProcessor>(
8    geom: &impl LineStringTrait<T = f64>,
9    geom_idx: usize,
10    processor: &mut P,
11) -> geozero::error::Result<()> {
12    processor.linestring_begin(true, geom.num_coords(), geom_idx)?;
13
14    for (coord_idx, coord) in geom.coords().enumerate() {
15        process_coord(&coord, coord_idx, processor)?;
16    }
17
18    processor.linestring_end(true, geom_idx)?;
19    Ok(())
20}
21
22impl GeozeroGeometry for LineString<'_> {
23    fn process_geom<P: GeomProcessor>(&self, processor: &mut P) -> geozero::error::Result<()>
24    where
25        Self: Sized,
26    {
27        process_line_string(self, 0, processor)
28    }
29}