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use harfbuzz_rs::{shape, Face, Font, UnicodeBuffer};
// Execute this file from the root directory of this repository.
//
// The output should look like the following:
// gid09=00@ 634,0+0
// gid32=01@ 478,0+0
// gid39=02@ 230,0+0
// gid39=03@ 230,0+0
// gid42=04@ 520,0+0
// gid01=05@ 200,0+0
// gid24=06@ 764,0+0
// gid42=07@ 532,0+0
// gid45=08@ 306,0+0
// gid39=09@ 230,0+0
// gid31=10@ 540,0+0
// gid1146=11@ 248,0+0
fn main() {
let index = 0;
let path = "testfiles/SourceSansVariable-Roman.ttf";
let face = Face::from_file(path, index).expect("Error reading font file.");
let font = Font::new(face);
// Create a buffer with some text, shape it...
let buffer = UnicodeBuffer::new().add_str("Hello World!");
let result = shape(&font, buffer, &[]);
// ... and get the results.
let positions = result.get_glyph_positions();
let infos = result.get_glyph_infos();
// iterate over the shaped glyphs
for (position, info) in positions.iter().zip(infos) {
let gid = info.codepoint;
let cluster = info.cluster;
let x_advance = position.x_advance;
let x_offset = position.x_offset;
let y_offset = position.y_offset;
println!(
"gid{:0>2?}={:0>2?}@{:>4?},{:?}+{:?}",
gid, cluster, x_advance, x_offset, y_offset
);
}
}
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