fixes

2026-07-29 11:48:44 +02:00
parent 904f59146b
commit 0655cfe48c
12 changed files with 938 additions and 191 deletions
@@ -171,6 +171,17 @@ export function lineOwners(content, model) {
  });
 }

+export function syncAuthorshipLayer(layer, editor) {
+  if (!layer || !editor) return;
+  const canvas = layer.querySelector(".authorship-canvas");
+  if (!canvas) return;
+  canvas.style.transform = `translate3d(${-editor.scrollLeft}px, ${-editor.scrollTop}px, 0)`;
+  // The canvas already mirrors the textarea scroll through its transform.
+  // Keeping the overlay element itself at zero prevents a double offset.
+  layer.scrollTop = 0;
+  layer.scrollLeft = 0;
+}
+
 export function renderAuthorshipLayer(layer, editor, model, colorFor) {
  if (!layer) return;
  const style = getComputedStyle(editor);
@@ -202,6 +213,6 @@ export function renderAuthorshipLayer(layer, editor, model, colorFor) {
  }
  if (cursor < text.length) canvas.append(document.createTextNode(text.slice(cursor)));
  if (!text.endsWith("\n")) canvas.append(document.createTextNode("\n"));
-  canvas.style.transform = `translate3d(${-editor.scrollLeft}px, ${-editor.scrollTop}px, 0)`;
  layer.replaceChildren(canvas);
+  syncAuthorshipLayer(layer, editor);
 }