36 lines
1.2 KiB
Rust
36 lines
1.2 KiB
Rust
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use once_cell::sync::Lazy;
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use std::collections::BTreeMap;
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use std::path::PathBuf;
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use std::sync::Mutex;
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pub(crate) static CACHE: Lazy<Cache> = Lazy::new(Cache::default);
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#[derive(Default)]
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pub(crate) struct Cache(Mutex<BTreeMap<String, BTreeMap<(String, u16, u16), PathBuf>>>);
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impl Cache {
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pub fn insert(&self, theme: &str, size: u16, scale: u16, icon_name: &str, icon_path: &PathBuf) {
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let mut theme_map = self.0.lock().unwrap();
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match theme_map.get_mut(theme) {
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Some(icon_map) => {
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icon_map.insert((icon_name.to_string(), size, scale), icon_path.clone());
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}
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None => {
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let mut icon_map = BTreeMap::new();
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icon_map.insert((icon_name.to_string(), size, scale), icon_path.clone());
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theme_map.insert(theme.to_string(), icon_map);
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}
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}
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}
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pub fn get(&self, theme: &str, size: u16, scale: u16, icon_name: &str) -> Option<PathBuf> {
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let theme_map = self.0.lock().unwrap();
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theme_map
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.get(theme)
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.map(|icon_map| icon_map.get(&(icon_name.to_string(), size, scale)))
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.and_then(|path| path.cloned())
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}
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}
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