Move linear element handling out of App.tsx

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

packages/common/src/utils.ts

@@ -1,14 +1,7 @@
-import {
-  average,
-  type GlobalPoint,
-  type LocalPoint,
-  pointTranslate,
-  vector,
-} from "@excalidraw/math";
+import { average } from "@excalidraw/math";
 
 import type {
   ExcalidrawBindableElement,
-  ExcalidrawElement,
   FontFamilyValues,
   FontString,
 } from "@excalidraw/element/types";
@@ -1208,6 +1201,3 @@ export const escapeDoubleQuotes = (str: string) => {
 
 export const castArray = <T>(value: T | T[]): T[] =>
   Array.isArray(value) ? value : [value];
-
-export const toLocalPoint = (p: GlobalPoint, element: ExcalidrawElement) =>
-  pointTranslate<GlobalPoint, LocalPoint>(p, vector(-element.x, -element.y));