Use std font system for redox

src/font/system/mod.rs

@@ -3,15 +3,9 @@ pub use self::no_std::*;
 #[cfg(not(feature = "std"))]
 mod no_std;
 
-//TODO: use std implementation on Redox
+#[cfg(feature = "std")]
-#[cfg(all(feature = "std", target_os = "redox"))]
-pub use self::redox::*;
-#[cfg(all(feature = "std", target_os = "redox"))]
-mod redox;
-
-#[cfg(all(feature = "std", not(target_os = "redox")))]
 pub use self::std::*;
-#[cfg(all(feature = "std", not(target_os = "redox")))]
+#[cfg(feature = "std")]
 mod std;
 
 // re-export fontdb

src/font/system/redox.rs

@@ -1,102 +0,0 @@
-// SPDX-License-Identifier: MIT OR Apache-2.0
-
-use alloc::{
-    string::{String, ToString},
-    sync::Arc,
-    vec::Vec,
-};
-
-use crate::{Attrs, Font, FontMatches};
-
-/// Access system fonts
-pub struct FontSystem {
-    locale: String,
-    db: fontdb::Database,
-}
-
-impl FontSystem {
-    pub fn new() -> Self {
-        let locale = sys_locale::get_locale().unwrap_or_else(|| {
-            log::warn!("failed to get system locale, falling back to en-US");
-            String::from("en-US")
-        });
-        log::debug!("Locale: {}", locale);
-
-        //TODO: allow loading fonts from memory
-        let mut db = fontdb::Database::new();
-        {
-            let now = std::time::Instant::now();
-
-            db.load_fonts_dir("/ui/fonts");
-            //TODO: configurable default fonts
-            db.set_monospace_family("Fira Mono");
-            db.set_sans_serif_family("Fira Sans");
-            db.set_serif_family("DejaVu Serif");
-
-            log::info!(
-                "Parsed {} font faces in {}ms.",
-                db.len(),
-                now.elapsed().as_millis()
-            );
-        }
-
-        {
-            let now = std::time::Instant::now();
-
-            //TODO only do this on demand!
-            for id in db.faces().map(|face| face.id).collect::<Vec<_>>() {
-                unsafe {
-                    db.make_shared_face_data(id);
-                }
-            }
-
-            log::info!(
-                "Mapped {} font faces in {}ms.",
-                db.len(),
-                now.elapsed().as_millis()
-            );
-        }
-
-        Self { locale, db }
-    }
-
-    pub fn locale(&self) -> &str {
-        &self.locale
-    }
-
-    pub fn db(&self) -> &fontdb::Database {
-        &self.db
-    }
-
-    // Clippy false positive
-    #[allow(clippy::needless_lifetimes)]
-    pub fn get_font<'a>(&'a self, id: fontdb::ID) -> Option<Arc<Font<'a>>> {
-        let face = self.db.face(id)?;
-        match Font::new(face) {
-            Some(font) => Some(Arc::new(font)),
-            None => {
-                log::warn!("failed to load font '{}'", face.post_script_name);
-                None
-            }
-        }
-    }
-
-    pub fn get_font_matches<'a>(&'a self, attrs: Attrs) -> Arc<FontMatches<'a>> {
-        let mut fonts = Vec::new();
-        for face in self.db.faces() {
-            if !attrs.matches(face) {
-                continue;
-            }
-
-            if let Some(font) = self.get_font(face.id) {
-                fonts.push(font);
-            }
-        }
-
-        Arc::new(FontMatches {
-            locale: &self.locale,
-            default_family: self.db.family_name(&attrs.family).to_string(),
-            fonts,
-        })
-    }
-}