Eerste opzet

src/main.rs

@@ -0,0 +1,43 @@
+use std::rc::Rc;
+use slint::{Color, VecModel};
+
+slint::include_modules!();
+
+fn hsl_to_rgb(hue: f32, sat: f32, light: f32) -> (u8, u8, u8) {
+    let c = (1.0 - (2.0 * light - 1.0).abs()) * sat;
+    let x = c * (1.0 - ((hue / 60.0) % 2.0 - 1.0).abs());
+    let m = light - c / 2.0;
+
+    let (r, g, b) = match (hue as u32) % 360 {
+        h if h < 60 => (c, x, 0.0),
+        h if h < 120 => (x, c, 0.0),
+        h if h < 180 => (0.0, c, x),
+        h if h < 240 => (0.0, x, c),
+        h if h < 300 => (x, 0.0, c),
+        _ => (c, 0.0, x),
+    };
+
+    (
+        ((r + m) * 255.0) as u8,
+        ((g + m) * 255.0) as u8,
+        ((b + m) * 255.0) as u8,
+    )
+}
+
+fn main() -> Result<(), slint::PlatformError> {
+    let demo = DemoWindow::new()?;
+
+    let colors: Vec<slint::Brush> = (0..38)
+        .map(|i| {
+            let hue = (i as f32 / 38.0) * 360.0;
+            let (r, g, b) = hsl_to_rgb(hue, 0.85, 0.55);
+            Color::from_rgb_u8(r, g, b).into()
+        })
+        .collect();
+
+    let model: Rc<VecModel<slint::Brush>> = Rc::new(VecModel::from(colors));
+    demo.set_bar_colors(model.into());
+    demo.set_window_title("DEMO Slint".into());
+
+    demo.run()
+}