Data commit

Task/Colour-bars-Display/Rust/colour-bars-display.rust

@@ -0,0 +1,47 @@
+use pixels::{Pixels, SurfaceTexture}; // 0.2.0
+use winit::event::*; // 0.24.0
+use winit::event_loop::{ControlFlow, EventLoop};
+use winit::window::{Fullscreen, WindowBuilder};
+
+fn main() {
+    let event_loop = EventLoop::new();
+    let window = WindowBuilder::new()
+        .with_title("Colour Bars")
+        .with_decorations(false)
+        .with_fullscreen(Some(Fullscreen::Borderless(None)))
+        .build(&event_loop).unwrap();
+    let size = window.inner_size();
+    let texture = SurfaceTexture::new(size.width, size.height, &window);
+    let mut image_buffer = Pixels::new(8, 1, texture).unwrap();
+    let frame = image_buffer.get_frame();
+    frame.copy_from_slice(&[
+        0x00, 0x00, 0x00, 0xFF, // black
+        0xFF, 0x00, 0x00, 0xFF, // red
+        0x00, 0xFF, 0x00, 0xFF, // green
+        0x00, 0x00, 0xFF, 0xFF, // blue
+        0xFF, 0x00, 0xFF, 0xFF, // magenta
+        0x00, 0xFF, 0xFF, 0xFF, // cyan
+        0xFF, 0xFF, 0x00, 0xFF, // yellow
+        0xFF, 0xFF, 0xFF, 0xFF, // white
+    ]);
+
+    image_buffer.render().unwrap();
+
+    event_loop.run(move |ev, _, flow| {
+        match ev {
+            Event::WindowEvent {
+                event: WindowEvent::KeyboardInput { input, .. }, ..
+            } => {
+                if input.virtual_keycode == Some(VirtualKeyCode::Escape) {
+                    *flow = ControlFlow::Exit;
+                }
+            }
+            Event::RedrawRequested(_) | Event::WindowEvent {
+                event: WindowEvent::Focused(true), ..
+            } => {
+                image_buffer.render().unwrap();
+            }
+            _ => {}
+        }
+    });
+}