1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
use suki::font::{self, Font};
use suki::{Mode, Shape, escape, render_svg};
const SOURCES: &[&str] = &[
r"x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}",
r"\sum_{k=1}^{n} \frac{1}{k^2} = \frac{\pi^2}{6}",
r"\left( \frac{1}{\sqrt{\frac{a}{b} + \frac{c}{d}}} \right)",
r"\begin{pmatrix} a & b \\ c & d \end{pmatrix} \quad \hat{p} \quad \widehat{xyz}",
r"R \quad \mathrm{R} \quad \mathbf{R} \quad \mathbb{R} \quad \mathbb{Z} \quad \mathbb{C}",
];
fn main() {
let paths: Vec<String> = std::env::args().skip(1).collect();
let mut fonts = Vec::new();
for path in &paths {
let loaded = std::fs::read(path)
.map_err(|reason| reason.to_string())
.and_then(|data| font::load(data).map_err(|reason| reason.to_string()));
match loaded {
Ok(font) => fonts.push(font),
Err(reason) => eprintln!("読めません {path}: {reason}"),
}
}
println!("<!DOCTYPE html><html lang=\"ja\"><head><meta charset=\"utf-8\"><title>比較</title><style>");
println!("body{{margin:0;padding:48px 40px;color:#1f1f1f;font-size:14px;");
println!("font-family:system-ui,sans-serif}}");
println!("h1{{font-size:18px;font-weight:500;margin:0 0 32px}}");
println!(".item{{margin-bottom:36px}}");
println!(".source{{color:#767676;font-size:12px;margin-bottom:12px;");
println!("font-family:ui-monospace,monospace}}");
println!(".row{{display:flex;align-items:baseline;gap:16px;margin-bottom:40px}}");
println!(".name{{color:#767676;font-size:11px;width:150px;flex:none}}");
println!(".formula{{font-size:26px}}");
println!("</style></head><body><h1>同じ式を書体だけ替えて組む</h1>");
for source in SOURCES {
println!("<div class=\"item\"><div class=\"source\">{}</div>", escape(source));
for font in &fonts {
write_row(font, source);
}
println!("</div>");
}
println!("</body></html>");
}
fn write_row(font: &Font, source: &str) {
let mark = if font::has_math(font) {"MATH あり"} else {"MATH なし"};
let body = match render_svg(source, font, Mode::Display, Shape::Outline) {
Ok(markup) => format!("<div class=\"formula\">{markup}</div>"),
Err(reason) => escape(&reason.to_string()),
};
println!(
"<div class=\"row\"><div class=\"name\">{} ({mark})</div>{body}</div>",
escape(font::family(font))
);
}