refactor project structure (start of redoing atomic branch without atomics)

src/widget/image.rs

@@ -0,0 +1,55 @@
+use crate::prelude::*;
+use image::DynamicImage;
+
+pub struct Image {
+    handle: TextureHandle,
+}
+
+impl Widget for Image {
+    fn draw(&mut self, painter: &mut Painter) {
+        painter.texture(&self.handle);
+    }
+
+    fn desired_width(&mut self, _: &mut SizeCtx) -> Len {
+        Len::abs(self.handle.size().x)
+    }
+
+    fn desired_height(&mut self, _: &mut SizeCtx) -> Len {
+        Len::abs(self.handle.size().y)
+    }
+}
+
+pub fn image(image: impl LoadableImage) -> impl WidgetFn<Image> {
+    let image = image.get_image().expect("Failed to load image");
+    move |ui| Image {
+        handle: ui.add_texture(image),
+    }
+}
+
+pub trait LoadableImage {
+    fn get_image(self) -> Result<DynamicImage, String>;
+}
+
+impl LoadableImage for &str {
+    fn get_image(self) -> Result<DynamicImage, String> {
+        image::open(self).map_err(|e| format!("{e:?}"))
+    }
+}
+
+impl LoadableImage for String {
+    fn get_image(self) -> Result<DynamicImage, String> {
+        image::open(self).map_err(|e| format!("{e:?}"))
+    }
+}
+
+impl<const LEN: usize> LoadableImage for &[u8; LEN] {
+    fn get_image(self) -> Result<DynamicImage, String> {
+        image::load_from_memory(self).map_err(|e| format!("{e:?}"))
+    }
+}
+
+impl LoadableImage for DynamicImage {
+    fn get_image(self) -> Result<DynamicImage, String> {
+        Ok(self)
+    }
+}