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adding hasing the string as filename for better caching
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This commit is contained in:
Chris Cochrun 2025-09-09 09:26:28 -05:00
parent 9971ccdf30
commit 64a9937776
3 changed files with 34 additions and 20 deletions
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43
src/ui/text_svg.rs
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@ -15,6 +15,7 @@ use cosmic::{
prelude::*,
widget::{container, image::Handle, Image},
};
use rapidhash::v3::rapidhash_v3;
use resvg::{
tiny_skia::{self, Pixmap},
usvg::{fontdb, Tree},
@ -244,20 +245,10 @@ impl TextSvg {
pub fn build(mut self) -> Self {
debug!("starting...");
// let mut path = dirs::data_local_dir().unwrap();
// path.push(PathBuf::from("lumina"));
// path.push(PathBuf::from("temp"));
// let file_title =
// &self.text.lines().next().unwrap().trim_end();
// path.push(PathBuf::from(file_title));
// path.set_extension("png");
let mut path = dirs::data_local_dir().unwrap();
path.push(PathBuf::from("lumina"));
path.push(PathBuf::from("temp"));
// if path.exists() {
// debug!("cached");
// let handle = Handle::from_path(path);
// self.handle = Some(handle);
// return self;
// }
let shadow = if let Some(shadow) = &self.shadow {
format!("<filter id=\"shadow\"><feDropShadow dx=\"{}\" dy=\"{}\" stdDeviation=\"{}\" flood-color=\"{}\"/></filter>",
shadow.offset_x,
@ -307,6 +298,18 @@ impl TextSvg {
self.font.name,
font_size,
self.fill, stroke, text);
let hashed_title = rapidhash_v3(final_svg.as_bytes());
path.push(PathBuf::from(hashed_title.to_string()));
path.set_extension("png");
if path.exists() {
debug!("cached");
let handle = Handle::from_path(path);
self.handle = Some(handle);
return self;
}
debug!("text string built...");
let resvg_tree = Tree::from_data(
&final_svg.as_bytes(),
@ -322,15 +325,15 @@ impl TextSvg {
Pixmap::new(size.width as u32, size.height as u32)
.expect("opops");
resvg::render(&resvg_tree, transform, &mut pixmap.as_mut());
// let _ = pixmap.save_png(&path);
let _ = pixmap.save_png(&path);
debug!("rendered");
// let handle = Handle::from_path(path);
let handle = Handle::from_rgba(
size.width as u32,
size.height as u32,
pixmap.take(),
);
let handle = Handle::from_path(path);
// let handle = Handle::from_rgba(
// size.width as u32,
// size.height as u32,
// pixmap.take(),
// );
self.handle = Some(handle);
debug!("stored");
self