Primitives · Icon::from_path draws an application's SVG with the theme's size and color; a path the asset source lacks fails at render

examples/docs/icons.rs

@@ -1,4 +1,4 @@
-use std::f32::consts::FRAC_PI_4;
+use std::{borrow::Cow, f32::consts::FRAC_PI_4};
 
 use ely_gpui_component::{
     Assets,
@@ -7,10 +7,31 @@ use ely_gpui_component::{
     theme::{ActiveTheme, IconSize},
 };
 use gpui::{
-    App, AppContext, Context, FocusHandle, IntoElement, ParentElement, Radians, Render, Styled,
-    Window, WindowOptions, div,
+    App, AppContext, AssetSource, Context, FocusHandle, IntoElement, ParentElement, Radians,
+    Render, SharedString, Styled, Window, WindowOptions, div,
 };
 
+const CUSTOM_ICON: &str = "app-icons/mark.svg";
+
+struct AppAssets;
+
+impl AssetSource for AppAssets {
+    fn load(&self, path: &str) -> gpui::Result<Option<Cow<'static, [u8]>>> {
+        if path == CUSTOM_ICON {
+            return Ok(Some(Cow::Borrowed(include_bytes!("../assets/mark.svg"))));
+        }
+        Assets.load(path)
+    }
+
+    fn list(&self, path: &str) -> gpui::Result<Vec<SharedString>> {
+        let mut assets = Assets.list(path)?;
+        if CUSTOM_ICON.starts_with(path) {
+            assets.push(CUSTOM_ICON.into());
+        }
+        Ok(assets)
+    }
+}
+
 struct Icons {
     focus: FocusHandle,
 }
@@ -43,7 +64,12 @@ impl Render for Icons {
                     .child(Icon::new(IconName::Check))
                     .child(Icon::new(IconName::Rocket).size(IconSize::Xl))
                     .child(Icon::new(IconName::CircleCheck).color(theme.colors.success))
-                    .child(Icon::new(IconName::Package).rotate(Radians(FRAC_PI_4))),
+                    .child(Icon::new(IconName::Package).rotate(Radians(FRAC_PI_4)))
+                    .child(
+                        Icon::from_path(CUSTOM_ICON)
+                            .size(IconSize::Xl)
+                            .color(theme.colors.accent),
+                    ),
             )
             .child(
                 div()
@@ -59,7 +85,7 @@ impl Render for Icons {
 
 fn main() {
     gpui_platform::application()
-        .with_assets(Assets)
+        .with_assets(AppAssets)
         .run(|cx: &mut App| {
             ely_gpui_component::init(cx);
             IconTheme::default()