Indicate when file has changed on disk

src/handwriting/mod.rs

@@ -8,6 +8,7 @@ use std::{
     sync::Arc,
 };
 
+use arboard::Clipboard;
 use base64::{Engine, prelude::BASE64_STANDARD};
 use canvas_rasterizer::CanvasRasterizer;
 use disk_format::{DiskFormat, RawStroke, RawStrokeHeader, f16_le};
@@ -163,6 +164,12 @@ impl Handwriting {
                 }
             });
 
+            if ui.button("copy").clicked() {
+                let text = self.to_string();
+                // TODO: move to a job
+                let _ = Clipboard::new().unwrap().set_text(text);
+            }
+
             let vertex_count: usize = self.e.mesh.indices.len() / 3;
             ui.label(format!("vertices: {vertex_count}"));
         })