chore: use cosmic-text shape cache

Cargo.lock

@@ -821,6 +821,7 @@ dependencies = [
  "cosmic-config",
  "cosmic-protocols",
  "cosmic-settings-config",
+ "cosmic-text",
  "egui",
  "egui_plot",
  "i18n-embed",

Cargo.toml

@@ -19,6 +19,7 @@ cosmic-comp-config = {path = "cosmic-comp-config"}
 cosmic-config = {git = "https://github.com/pop-os/libcosmic/", features = ["calloop", "macro"]}
 cosmic-protocols = {git = "https://github.com/pop-os/cosmic-protocols", rev = "e706814", default-features = false, features = ["server"]}
 cosmic-settings-config = { git = "https://github.com/pop-os/cosmic-settings-daemon" }
+cosmic-text = { git = "https://github.com/pop-os/cosmic-text.git", features = ["shape-run-cache"] }
 libdisplay-info = "0.2.0"
 egui = {version = "0.30.0", optional = true}
 egui_plot = {version = "0.30.0", optional = true}

src/utils/iced.rs

@@ -7,7 +7,7 @@ use std::{
 
 use cosmic::{
     iced::{
-        advanced::widget::Tree,
+        advanced::{graphics::text::font_system, widget::Tree},
         event::Event,
         futures::{FutureExt, StreamExt},
         keyboard::{Event as KeyboardEvent, Modifiers as IcedModifiers},
@@ -1006,6 +1006,12 @@ where
 
                     Result::<_, ()>::Ok(damage)
                 });
+
+                // trim the shape cache
+                {
+                    let mut font_system = font_system().write().unwrap();
+                    font_system.raw().shape_run_cache.trim(1024);
+                }
             }
 
             match MemoryRenderBufferRenderElement::from_buffer(