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Cache fonts

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This commit is contained in:
Jeremy Soller 2022-10-25 15:47:55 -06:00
parent c60aaaf9d2
commit 324c8837fd
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GPG key ID: 87F211AF2BE4C2FE
4 changed files with 46 additions and 23 deletions
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14
src/font/fallback/mod.rs
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@ -1,8 +1,9 @@
// SPDX-License-Identifier: MIT OR Apache-2.0
use std::sync::Arc;
use unicode_script::Script;
use super::Font;
use crate::Font;
use self::platform::*;
@ -27,7 +28,7 @@ mod platform;
mod platform;
pub struct FontFallbackIter<'a> {
fonts: &'a [Font<'a>],
fonts: &'a [Arc<Font<'a>>],
default_families: &'a [&'a str],
default_i: usize,
scripts: Vec<Script>,
@ -39,7 +40,12 @@ pub struct FontFallbackIter<'a> {
}
impl<'a> FontFallbackIter<'a> {
pub fn new(fonts: &'a [Font<'a>], default_families: &'a [&'a str], scripts: Vec<Script>, locale: &'a str) -> Self {
pub fn new(
fonts: &'a [Arc<Font<'a>>],
default_families: &'a [&'a str],
scripts: Vec<Script>,
locale: &'a str
) -> Self {
Self {
fonts,
default_families,
@ -84,7 +90,7 @@ impl<'a> FontFallbackIter<'a> {
}
impl<'a> Iterator for FontFallbackIter<'a> {
type Item = &'a Font<'a>;
type Item = &'a Arc<Font<'a>>;
fn next(&mut self) -> Option<Self::Item> {
while self.default_i < self.default_families.len() {
let default_family = self.default_families[self.default_i];