Get a red box on screen

Co-Authored-By: Derek Briggs <derek.briggs@me.com>

crates/gpui/playground/src/playground.rs

@@ -1,80 +1,37 @@
-use gpui::{
-    color::Color,
-    elements::Text,
-    fonts::{HighlightStyle, TextStyle},
-    platform::{CursorStyle, MouseButton},
-    AnyElement, CursorRegion, Element, MouseRegion,
-};
+use elements::{Atom, AtomStyle};
+use gpui::{color::Color, AnyElement, Element, Entity, View};
 use log::LevelFilter;
 use simplelog::SimpleLogger;
 
+mod elements;
+
 fn main() {
     SimpleLogger::init(LevelFilter::Info, Default::default()).expect("could not initialize logger");
 
     gpui::App::new(()).unwrap().run(|cx| {
         cx.platform().activate(true);
-        cx.add_window(Default::default(), |_| TextView);
+        cx.add_window(Default::default(), |_| PlaygroundView);
     });
 }
 
-struct TextView;
+struct PlaygroundView;
 
-impl gpui::Entity for TextView {
+impl Entity for PlaygroundView {
     type Event = ();
 }
 
-impl gpui::View for TextView {
+impl View for PlaygroundView {
     fn ui_name() -> &'static str {
-        "View"
+        "PlaygroundView"
     }
 
-    fn render(&mut self, cx: &mut gpui::ViewContext<Self>) -> AnyElement<TextView> {
-        let font_size = 12.;
-        let family = cx
-            .font_cache
-            .load_family(&["Monaco"], &Default::default())
-            .unwrap();
-        let font_id = cx
-            .font_cache
-            .select_font(family, &Default::default())
-            .unwrap();
-        let view_id = cx.view_id();
-
-        let underline = HighlightStyle {
-            underline: Some(gpui::fonts::Underline {
-                thickness: 1.0.into(),
-                ..Default::default()
-            }),
-            ..Default::default()
-        };
-
-        Text::new(
-            "The text:\nHello, beautiful world, hello!",
-            TextStyle {
-                font_id,
-                font_size,
-                color: Color::red(),
-                font_family_name: "".into(),
-                font_family_id: family,
-                underline: Default::default(),
-                font_properties: Default::default(),
-            },
+    fn render(&mut self, _: &mut gpui::ViewContext<Self>) -> AnyElement<PlaygroundView> {
+        Atom::new(
+            AtomStyle::default()
+                .width(100.)
+                .height(100.)
+                .fill(Color::red()),
         )
-        .with_highlights(vec![(17..26, underline), (34..40, underline)])
-        .with_custom_runs(vec![(17..26), (34..40)], move |ix, bounds, scene, _| {
-            scene.push_cursor_region(CursorRegion {
-                bounds,
-                style: CursorStyle::PointingHand,
-            });
-            scene.push_mouse_region(
-                MouseRegion::new::<Self>(view_id, ix, bounds).on_click::<Self, _>(
-                    MouseButton::Left,
-                    move |_, _, _| {
-                        eprintln!("clicked link {ix}");
-                    },
-                ),
-            );
-        })
         .into_any()
     }
 }