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Added support for thin space

Browse Source 
https://en.wikipedia.org/wiki/Thin_space
This commit is contained in:
Emil Ernerfeldt
2022-11-21 17:33:23 +01:00
parent 1c8cf9e3d5
commit 8671aa26e1
3 changed files with 20 additions and 1 deletions
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3
crates/epaint/CHANGELOG.md
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@@ -5,7 +5,8 @@ All notable changes to the epaint crate will be documented in this file.
## Unreleased
* ⚠️ BREAKING: Fix text being too small ([#2069](https://github.com/emilk/egui/pull/2069)).
* ⚠️ BREAKING: epaint now expects integrations to do all color blending in gamma space ([#2071](https://github.com/emilk/egui/pull/2071)).
* Add `Fonts::has_glyph(s)` for querying if a glyph is supported ([#2202](https://github.com/emilk/egui/pull/2202)).
* Added `Fonts::has_glyph(s)` for querying if a glyph is supported ([#2202](https://github.com/emilk/egui/pull/2202)).
* Added support for [thin space](https://en.wikipedia.org/wiki/Thin_space).
## 0.19.0 - 2022-08-20

17
crates/epaint/src/text/font.rs
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@@ -156,6 +156,23 @@ impl FontImpl {
}
}
if c == '\u{2009}' {
// Thin space, often used as thousands deliminator: 1 234 567 890
// https://www.compart.com/en/unicode/U+2009
// https://en.wikipedia.org/wiki/Thin_space
if let Some(space) = self.glyph_info(' ') {
let em = self.height_in_points; // TODO(emilk): is this right?
let advance_width = f32::min(em / 6.0, space.advance_width * 0.5);
let glyph_info = GlyphInfo {
advance_width,
..GlyphInfo::default()
};
self.glyph_info_cache.write().insert(c, glyph_info);
return Some(glyph_info);
}
}
// Add new character:
use ab_glyph::Font as _;
let glyph_id = self.ab_glyph_font.glyph_id(c);