leyoda/cosmic-text
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Replace rustybuzz with HarfRust (#417)

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* Use HarfRust for shaping

* Replace ttf-parser with skrifa entirely

* Fix clippy lints

* Add shape plan cache

* Bump harfrust and skrifa

* Fix no_std build

* Simplify the shape plan cache

* Please the paperclip

* Cache font ID with plan

* Tune shape plan cache for "BiDi Processing" bench
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valadaptive 2025-09-08 23:15:27 -04:00 • committed by GitHub
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README.md
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@ -8,7 +8,7 @@
Pure Rust multi-line text handling.
COSMIC Text provides advanced text shaping, layout, and rendering wrapped up
into a simple abstraction. Shaping is provided by rustybuzz, and supports a
into a simple abstraction. Shaping is provided by HarfRust, and supports a
wide variety of advanced shaping operations. Rendering is provided by swash,
which supports ligatures and color emoji. Layout is implemented custom, in safe
Rust, and supports bidirectional text. Font fallback is also a custom
@ -37,7 +37,7 @@ The following features must be supported before this is "ready":
- [x] Text styles (bold, italic, etc.)
- [x] Per-buffer
- [x] Per-span
- [x] Font shaping (using rustybuzz)
- [x] Font shaping (using HarfRust)
- [x] Cache results
- [x] RTL
- [x] Bidirectional rendering