refactor

* fix: add constants and side methods to packages

* add transform to the element package

* lint

* remove dead code

* put transform types back to transform.ts

* fix imports

* fix imports in test

---------

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

.github/workflows/autorelease-excalidraw.yml

@@ -12,10 +12,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 2
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 18.x
+          node-version: 20.x
       - name: Set up publish access
         run: |
           npm config set //registry.npmjs.org/:_authToken ${NPM_TOKEN}

.github/workflows/lint.yml

@@ -9,10 +9,10 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 18.x
+          node-version: 20.x
 
       - name: Install and lint
         run: |

.github/workflows/locales-coverage.yml

@@ -14,10 +14,10 @@ jobs:
         with:
           token: ${{ secrets.PUSH_TRANSLATIONS_COVERAGE_PAT }}
 
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 18.x
+          node-version: 20.x
 
       - name: Create report file
         run: |

.github/workflows/sentry-production.yml

@@ -10,10 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 18.x
+          node-version: 20.x
       - name: Install and build
         run: |
           yarn --frozen-lockfile

.github/workflows/size-limit.yml

@@ -11,10 +11,10 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
-      - name: Setup Node.js 18.x
+      - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
-          node-version: 18.x
+          node-version: 20.x
       - name: Install in packages/excalidraw
         run: yarn
         working-directory: packages/excalidraw

excalidraw-app/collab/Collab.tsx

@@ -746,7 +746,10 @@ class Collab extends PureComponent<CollabProps, CollabState> {
   ): ReconciledExcalidrawElement[] => {
     const localElements = this.getSceneElementsIncludingDeleted();
     const appState = this.excalidrawAPI.getAppState();
-    const restoredRemoteElements = restoreElements(remoteElements, null);
+    const restoredRemoteElements = restoreElements(
+      remoteElements,
+      this.excalidrawAPI.getSceneElementsMapIncludingDeleted(),
+    );
     const reconciledElements = reconcileElements(
       localElements,
       restoredRemoteElements as RemoteExcalidrawElement[],

packages/common/src/bounds.ts

@@ -0,0 +1,17 @@
+/**
+ * x and y position of top left corner, x and y position of bottom right corner
+ */
+export type Bounds = readonly [
+  minX: number,
+  minY: number,
+  maxX: number,
+  maxY: number,
+];
+
+export const isBounds = (box: unknown): box is Bounds =>
+  Array.isArray(box) &&
+  box.length === 4 &&
+  typeof box[0] === "number" &&
+  typeof box[1] === "number" &&
+  typeof box[2] === "number" &&
+  typeof box[3] === "number";

packages/common/src/constants.ts

@@ -108,6 +108,13 @@ export const CLASSES = {
   FRAME_NAME: "frame-name",
 };
 
+export const FONT_SIZES = {
+  sm: 16,
+  md: 20,
+  lg: 28,
+  xl: 36,
+} as const;
+
 export const CJK_HAND_DRAWN_FALLBACK_FONT = "Xiaolai";
 export const WINDOWS_EMOJI_FALLBACK_FONT = "Segoe UI Emoji";
 

packages/common/src/editorInterface.ts

@@ -1,5 +1,3 @@
-import mobile from "is-mobile";
-
 export type StylesPanelMode = "compact" | "full" | "mobile";
 
 export type EditorInterface = Readonly<{
@@ -141,13 +139,12 @@ export const getFormFactor = (
   editorWidth: number,
   editorHeight: number,
 ): EditorInterface["formFactor"] => {
-  if (mobile()) {
+  if (isMobileBreakpoint(editorWidth, editorHeight)) {
     return "phone";
-  } else if (mobile({ tablet: true })) {
+  }
+
+  if (isTabletBreakpoint(editorWidth, editorHeight)) {
     return "tablet";
-  } else if (isMobileBreakpoint(editorWidth, editorHeight)) {
-    // NOTE: Very small editor sizes should be treated as phone
-    return "phone";
   }
 
   return "desktop";

packages/common/src/index.ts

@@ -1,4 +1,5 @@
 export * from "./binary-heap";
+export * from "./bounds";
 export * from "./colors";
 export * from "./constants";
 export * from "./font-metadata";

packages/common/src/visualdebug.ts

@@ -6,12 +6,10 @@ import {
   type LocalPoint,
 } from "@excalidraw/math";
 
-import { isBounds } from "@excalidraw/element";
-
 import type { Curve } from "@excalidraw/math";
 import type { LineSegment } from "@excalidraw/utils";
 
-import type { Bounds } from "@excalidraw/element";
+import { type Bounds, isBounds } from "./bounds";
 
 // The global data holder to collect the debug operations
 declare global {

packages/element/src/__tests__/transform.test.ts

@@ -1,11 +1,12 @@
 import { pointFrom } from "@excalidraw/math";
 import { vi } from "vitest";
 
-import type { ExcalidrawArrowElement } from "@excalidraw/element/types";
+import {
+  convertToExcalidrawElements,
+  type ExcalidrawElementSkeleton,
+} from "../transform";
 
-import { convertToExcalidrawElements } from "./transform";
-
-import type { ExcalidrawElementSkeleton } from "./transform";
+import type { ExcalidrawArrowElement } from "../types";
 
 const opts = { regenerateIds: false };
 

packages/element/src/binding.ts

@@ -22,10 +22,9 @@ import {
 } from "@excalidraw/math";
 
 import type { LineSegment, LocalPoint, Radians } from "@excalidraw/math";
-
 import type { AppState } from "@excalidraw/excalidraw/types";
-
 import type { MapEntry, Mutable } from "@excalidraw/common/utility-types";
+import type { Bounds } from "@excalidraw/common";
 
 import {
   doBoundsIntersect,
@@ -54,17 +53,21 @@ import {
   isBindableElement,
   isBoundToContainer,
   isElbowArrow,
+  isRectangularElement,
   isRectanguloidElement,
   isTextElement,
 } from "./typeChecks";
 
 import { aabbForElement, elementCenterPoint } from "./bounds";
 import { updateElbowArrowPoints } from "./elbowArrow";
-import { projectFixedPointOntoDiagonal } from "./utils";
+import {
+  deconstructDiamondElement,
+  deconstructRectanguloidElement,
+  projectFixedPointOntoDiagonal,
+} from "./utils";
 
 import type { Scene } from "./Scene";
 
-import type { Bounds } from "./bounds";
 import type { ElementUpdate } from "./mutateElement";
 import type {
   BindMode,
@@ -73,6 +76,7 @@ import type {
   ExcalidrawBindableElement,
   ExcalidrawElbowArrowElement,
   ExcalidrawElement,
+  ExcalidrawRectanguloidElement,
   ExcalidrawTextElement,
   FixedPoint,
   FixedPointBinding,
@@ -146,17 +150,22 @@ export const isBindingEnabled = (appState: AppState): boolean => {
 export const bindOrUnbindBindingElement = (
   arrow: NonDeleted<ExcalidrawArrowElement>,
   draggingPoints: PointsPositionUpdates,
+  scenePointerX: number,
+  scenePointerY: number,
   scene: Scene,
   appState: AppState,
   opts?: {
     newArrow?: boolean;
     altKey?: boolean;
+    angleLocked?: boolean;
     initialBinding?: boolean;
   },
 ) => {
   const { start, end } = getBindingStrategyForDraggingBindingElementEndpoints(
     arrow,
     draggingPoints,
+    scenePointerX,
+    scenePointerY,
     scene.getNonDeletedElementsMap(),
     scene.getNonDeletedElements(),
     appState,
@@ -556,12 +565,14 @@ const bindingStrategyForSimpleArrowEndpointDragging_complex = (
 export const getBindingStrategyForDraggingBindingElementEndpoints = (
   arrow: NonDeleted<ExcalidrawArrowElement>,
   draggingPoints: PointsPositionUpdates,
+  screenPointerX: number,
+  screenPointerY: number,
   elementsMap: NonDeletedSceneElementsMap,
   elements: readonly Ordered<NonDeletedExcalidrawElement>[],
   appState: AppState,
   opts?: {
     newArrow?: boolean;
-    shiftKey?: boolean;
+    angleLocked?: boolean;
     altKey?: boolean;
     finalize?: boolean;
     initialBinding?: boolean;
@@ -582,6 +593,8 @@ export const getBindingStrategyForDraggingBindingElementEndpoints = (
   return getBindingStrategyForDraggingBindingElementEndpoints_simple(
     arrow,
     draggingPoints,
+    screenPointerX,
+    screenPointerY,
     elementsMap,
     elements,
     appState,
@@ -592,12 +605,14 @@ export const getBindingStrategyForDraggingBindingElementEndpoints = (
 const getBindingStrategyForDraggingBindingElementEndpoints_simple = (
   arrow: NonDeleted<ExcalidrawArrowElement>,
   draggingPoints: PointsPositionUpdates,
+  scenePointerX: number,
+  scenePointerY: number,
   elementsMap: NonDeletedSceneElementsMap,
   elements: readonly Ordered<NonDeletedExcalidrawElement>[],
   appState: AppState,
   opts?: {
     newArrow?: boolean;
-    shiftKey?: boolean;
+    angleLocked?: boolean;
     altKey?: boolean;
     finalize?: boolean;
     initialBinding?: boolean;
@@ -669,7 +684,15 @@ const getBindingStrategyForDraggingBindingElementEndpoints_simple = (
     elementsMap,
     (e) => maxBindingDistance_simple(appState.zoom),
   );
-  const pointInElement = hit && isPointInElement(globalPoint, hit, elementsMap);
+  const pointInElement =
+    hit &&
+    (opts?.angleLocked
+      ? isPointInElement(
+          pointFrom<GlobalPoint>(scenePointerX, scenePointerY),
+          hit,
+          elementsMap,
+        )
+      : isPointInElement(globalPoint, hit, elementsMap));
   const otherBindableElement = otherBinding
     ? (elementsMap.get(
         otherBinding.elementId,
@@ -770,6 +793,12 @@ const getBindingStrategyForDraggingBindingElementEndpoints_simple = (
         }
     : { mode: null };
 
+  const otherEndpoint = LinearElementEditor.getPointAtIndexGlobalCoordinates(
+    arrow,
+    startDragged ? -1 : 0,
+    elementsMap,
+  );
+
   const other: BindingStrategy =
     otherBindableElement &&
     !otherFocusPointIsInElement &&
@@ -779,6 +808,19 @@ const getBindingStrategyForDraggingBindingElementEndpoints_simple = (
           element: otherBindableElement,
           focusPoint: appState.selectedLinearElement.initialState.altFocusPoint,
         }
+      : opts?.angleLocked && otherBindableElement
+      ? {
+          mode: "orbit",
+          element: otherBindableElement,
+          focusPoint:
+            projectFixedPointOntoDiagonal(
+              arrow,
+              otherEndpoint,
+              otherBindableElement,
+              startDragged ? "end" : "start",
+              elementsMap,
+            ) || otherEndpoint,
+        }
       : { mode: undefined };
 
   return {
@@ -924,6 +966,8 @@ export const bindOrUnbindBindingElements = (
     bindOrUnbindBindingElement(
       arrow,
       new Map(), // No dragging points in this case
+      Infinity,
+      Infinity,
       scene,
       appState,
     );
@@ -1126,7 +1170,14 @@ export const updateBindings = (
   },
 ) => {
   if (isArrowElement(latestElement)) {
-    bindOrUnbindBindingElement(latestElement, new Map(), scene, appState);
+    bindOrUnbindBindingElement(
+      latestElement,
+      new Map(),
+      Infinity,
+      Infinity,
+      scene,
+      appState,
+    );
   } else {
     updateBoundElements(latestElement, scene, {
       ...options,
@@ -2289,3 +2340,434 @@ export const normalizeFixedPoint = <T extends FixedPoint | null>(
   }
   return fixedPoint as any as T extends null ? null : FixedPoint;
 };
+
+type Side =
+  | "top"
+  | "top-right"
+  | "right"
+  | "bottom-right"
+  | "bottom"
+  | "bottom-left"
+  | "left"
+  | "top-left";
+type ShapeType = "rectangle" | "ellipse" | "diamond";
+const getShapeType = (element: ExcalidrawBindableElement): ShapeType => {
+  if (element.type === "ellipse" || element.type === "diamond") {
+    return element.type;
+  }
+  return "rectangle";
+};
+
+interface SectorConfig {
+  // center angle of the sector in degrees
+  centerAngle: number;
+  // width of the sector in degrees
+  sectorWidth: number;
+  side: Side;
+}
+
+// Define sector configurations for different shape types
+const SHAPE_CONFIGS: Record<ShapeType, SectorConfig[]> = {
+  // rectangle: 15° corners, 75° edges
+  rectangle: [
+    { centerAngle: 0, sectorWidth: 75, side: "right" },
+    { centerAngle: 45, sectorWidth: 15, side: "bottom-right" },
+    { centerAngle: 90, sectorWidth: 75, side: "bottom" },
+    { centerAngle: 135, sectorWidth: 15, side: "bottom-left" },
+    { centerAngle: 180, sectorWidth: 75, side: "left" },
+    { centerAngle: 225, sectorWidth: 15, side: "top-left" },
+    { centerAngle: 270, sectorWidth: 75, side: "top" },
+    { centerAngle: 315, sectorWidth: 15, side: "top-right" },
+  ],
+
+  // diamond: 15° vertices, 75° edges
+  diamond: [
+    { centerAngle: 0, sectorWidth: 15, side: "right" },
+    { centerAngle: 45, sectorWidth: 75, side: "bottom-right" },
+    { centerAngle: 90, sectorWidth: 15, side: "bottom" },
+    { centerAngle: 135, sectorWidth: 75, side: "bottom-left" },
+    { centerAngle: 180, sectorWidth: 15, side: "left" },
+    { centerAngle: 225, sectorWidth: 75, side: "top-left" },
+    { centerAngle: 270, sectorWidth: 15, side: "top" },
+    { centerAngle: 315, sectorWidth: 75, side: "top-right" },
+  ],
+
+  // ellipse: 15° cardinal points, 75° diagonals
+  ellipse: [
+    { centerAngle: 0, sectorWidth: 15, side: "right" },
+    { centerAngle: 45, sectorWidth: 75, side: "bottom-right" },
+    { centerAngle: 90, sectorWidth: 15, side: "bottom" },
+    { centerAngle: 135, sectorWidth: 75, side: "bottom-left" },
+    { centerAngle: 180, sectorWidth: 15, side: "left" },
+    { centerAngle: 225, sectorWidth: 75, side: "top-left" },
+    { centerAngle: 270, sectorWidth: 15, side: "top" },
+    { centerAngle: 315, sectorWidth: 75, side: "top-right" },
+  ],
+};
+
+const getSectorBoundaries = (
+  config: SectorConfig[],
+): Array<{ start: number; end: number; side: Side }> => {
+  return config.map((sector, index) => {
+    const halfWidth = sector.sectorWidth / 2;
+    let start = sector.centerAngle - halfWidth;
+    let end = sector.centerAngle + halfWidth;
+
+    // normalize angles to [0, 360) range
+    start = ((start % 360) + 360) % 360;
+    end = ((end % 360) + 360) % 360;
+
+    return { start, end, side: sector.side };
+  });
+};
+
+// determine which side a point falls into using adaptive sectors
+const getShapeSideAdaptive = (
+  fixedPoint: FixedPoint,
+  shapeType: ShapeType,
+): Side => {
+  const [x, y] = fixedPoint;
+
+  // convert to centered coordinates
+  const centerX = x - 0.5;
+  const centerY = y - 0.5;
+
+  // calculate angle
+  let angle = Math.atan2(centerY, centerX);
+  if (angle < 0) {
+    angle += 2 * Math.PI;
+  }
+  const degrees = (angle * 180) / Math.PI;
+
+  // get sector configuration for this shape type
+  const config = SHAPE_CONFIGS[shapeType];
+  const boundaries = getSectorBoundaries(config);
+
+  // find which sector the angle falls into
+  for (const boundary of boundaries) {
+    if (boundary.start <= boundary.end) {
+      // Normal case: sector doesn't cross 0°
+      if (degrees >= boundary.start && degrees <= boundary.end) {
+        return boundary.side;
+      }
+    } else if (degrees >= boundary.start || degrees <= boundary.end) {
+      return boundary.side;
+    }
+  }
+
+  // fallback - find nearest sector center
+  let minDiff = Infinity;
+  let nearestSide = config[0].side;
+
+  for (const sector of config) {
+    let diff = Math.abs(degrees - sector.centerAngle);
+    // handle wraparound
+    if (diff > 180) {
+      diff = 360 - diff;
+    }
+
+    if (diff < minDiff) {
+      minDiff = diff;
+      nearestSide = sector.side;
+    }
+  }
+
+  return nearestSide;
+};
+
+export const getBindingSideMidPoint = (
+  binding: FixedPointBinding,
+  elementsMap: ElementsMap,
+) => {
+  const bindableElement = elementsMap.get(binding.elementId);
+  if (
+    !bindableElement ||
+    bindableElement.isDeleted ||
+    !isBindableElement(bindableElement)
+  ) {
+    return null;
+  }
+
+  const center = elementCenterPoint(bindableElement, elementsMap);
+  const shapeType = getShapeType(bindableElement);
+  const side = getShapeSideAdaptive(
+    normalizeFixedPoint(binding.fixedPoint),
+    shapeType,
+  );
+
+  // small offset to avoid precision issues in elbow
+  const OFFSET = 0.01;
+
+  if (bindableElement.type === "diamond") {
+    const [sides, corners] = deconstructDiamondElement(bindableElement);
+    const [bottomRight, bottomLeft, topLeft, topRight] = sides;
+
+    let x: number;
+    let y: number;
+    switch (side) {
+      case "left": {
+        // left vertex - use the center of the left corner curve
+        if (corners.length >= 3) {
+          const leftCorner = corners[2];
+          const midPoint = leftCorner[1];
+          x = midPoint[0] - OFFSET;
+          y = midPoint[1];
+        } else {
+          // fallback for non-rounded diamond
+          const midPoint = getMidPoint(bottomLeft[1], topLeft[0]);
+          x = midPoint[0] - OFFSET;
+          y = midPoint[1];
+        }
+        break;
+      }
+      case "right": {
+        if (corners.length >= 1) {
+          const rightCorner = corners[0];
+          const midPoint = rightCorner[1];
+          x = midPoint[0] + OFFSET;
+          y = midPoint[1];
+        } else {
+          const midPoint = getMidPoint(topRight[1], bottomRight[0]);
+          x = midPoint[0] + OFFSET;
+          y = midPoint[1];
+        }
+        break;
+      }
+      case "top": {
+        if (corners.length >= 4) {
+          const topCorner = corners[3];
+          const midPoint = topCorner[1];
+          x = midPoint[0];
+          y = midPoint[1] - OFFSET;
+        } else {
+          const midPoint = getMidPoint(topLeft[1], topRight[0]);
+          x = midPoint[0];
+          y = midPoint[1] - OFFSET;
+        }
+        break;
+      }
+      case "bottom": {
+        if (corners.length >= 2) {
+          const bottomCorner = corners[1];
+          const midPoint = bottomCorner[1];
+          x = midPoint[0];
+          y = midPoint[1] + OFFSET;
+        } else {
+          const midPoint = getMidPoint(bottomRight[1], bottomLeft[0]);
+          x = midPoint[0];
+          y = midPoint[1] + OFFSET;
+        }
+        break;
+      }
+      case "top-right": {
+        const midPoint = getMidPoint(topRight[0], topRight[1]);
+
+        x = midPoint[0] + OFFSET * 0.707;
+        y = midPoint[1] - OFFSET * 0.707;
+        break;
+      }
+      case "bottom-right": {
+        const midPoint = getMidPoint(bottomRight[0], bottomRight[1]);
+
+        x = midPoint[0] + OFFSET * 0.707;
+        y = midPoint[1] + OFFSET * 0.707;
+        break;
+      }
+      case "bottom-left": {
+        const midPoint = getMidPoint(bottomLeft[0], bottomLeft[1]);
+        x = midPoint[0] - OFFSET * 0.707;
+        y = midPoint[1] + OFFSET * 0.707;
+        break;
+      }
+      case "top-left": {
+        const midPoint = getMidPoint(topLeft[0], topLeft[1]);
+        x = midPoint[0] - OFFSET * 0.707;
+        y = midPoint[1] - OFFSET * 0.707;
+        break;
+      }
+      default: {
+        return null;
+      }
+    }
+
+    return pointRotateRads(pointFrom(x, y), center, bindableElement.angle);
+  }
+
+  if (bindableElement.type === "ellipse") {
+    const ellipseCenterX = bindableElement.x + bindableElement.width / 2;
+    const ellipseCenterY = bindableElement.y + bindableElement.height / 2;
+    const radiusX = bindableElement.width / 2;
+    const radiusY = bindableElement.height / 2;
+
+    let x: number;
+    let y: number;
+
+    switch (side) {
+      case "top": {
+        x = ellipseCenterX;
+        y = ellipseCenterY - radiusY - OFFSET;
+        break;
+      }
+      case "right": {
+        x = ellipseCenterX + radiusX + OFFSET;
+        y = ellipseCenterY;
+        break;
+      }
+      case "bottom": {
+        x = ellipseCenterX;
+        y = ellipseCenterY + radiusY + OFFSET;
+        break;
+      }
+      case "left": {
+        x = ellipseCenterX - radiusX - OFFSET;
+        y = ellipseCenterY;
+        break;
+      }
+      case "top-right": {
+        const angle = -Math.PI / 4;
+        const ellipseX = radiusX * Math.cos(angle);
+        const ellipseY = radiusY * Math.sin(angle);
+        x = ellipseCenterX + ellipseX + OFFSET * 0.707;
+        y = ellipseCenterY + ellipseY - OFFSET * 0.707;
+        break;
+      }
+      case "bottom-right": {
+        const angle = Math.PI / 4;
+        const ellipseX = radiusX * Math.cos(angle);
+        const ellipseY = radiusY * Math.sin(angle);
+        x = ellipseCenterX + ellipseX + OFFSET * 0.707;
+        y = ellipseCenterY + ellipseY + OFFSET * 0.707;
+        break;
+      }
+      case "bottom-left": {
+        const angle = (3 * Math.PI) / 4;
+        const ellipseX = radiusX * Math.cos(angle);
+        const ellipseY = radiusY * Math.sin(angle);
+        x = ellipseCenterX + ellipseX - OFFSET * 0.707;
+        y = ellipseCenterY + ellipseY + OFFSET * 0.707;
+        break;
+      }
+      case "top-left": {
+        const angle = (-3 * Math.PI) / 4;
+        const ellipseX = radiusX * Math.cos(angle);
+        const ellipseY = radiusY * Math.sin(angle);
+        x = ellipseCenterX + ellipseX - OFFSET * 0.707;
+        y = ellipseCenterY + ellipseY - OFFSET * 0.707;
+        break;
+      }
+      default: {
+        return null;
+      }
+    }
+
+    return pointRotateRads(pointFrom(x, y), center, bindableElement.angle);
+  }
+
+  if (isRectangularElement(bindableElement)) {
+    const [sides, corners] = deconstructRectanguloidElement(
+      bindableElement as ExcalidrawRectanguloidElement,
+    );
+    const [top, right, bottom, left] = sides;
+
+    let x: number;
+    let y: number;
+    switch (side) {
+      case "top": {
+        const midPoint = getMidPoint(top[0], top[1]);
+        x = midPoint[0];
+        y = midPoint[1] - OFFSET;
+        break;
+      }
+      case "right": {
+        const midPoint = getMidPoint(right[0], right[1]);
+        x = midPoint[0] + OFFSET;
+        y = midPoint[1];
+        break;
+      }
+      case "bottom": {
+        const midPoint = getMidPoint(bottom[0], bottom[1]);
+        x = midPoint[0];
+        y = midPoint[1] + OFFSET;
+        break;
+      }
+      case "left": {
+        const midPoint = getMidPoint(left[0], left[1]);
+        x = midPoint[0] - OFFSET;
+        y = midPoint[1];
+        break;
+      }
+      case "top-left": {
+        if (corners.length >= 1) {
+          const corner = corners[0];
+
+          const p1 = corner[0];
+          const p2 = corner[3];
+          const midPoint = getMidPoint(p1, p2);
+
+          x = midPoint[0] - OFFSET * 0.707;
+          y = midPoint[1] - OFFSET * 0.707;
+        } else {
+          x = bindableElement.x - OFFSET;
+          y = bindableElement.y - OFFSET;
+        }
+        break;
+      }
+      case "top-right": {
+        if (corners.length >= 2) {
+          const corner = corners[1];
+          const p1 = corner[0];
+          const p2 = corner[3];
+          const midPoint = getMidPoint(p1, p2);
+
+          x = midPoint[0] + OFFSET * 0.707;
+          y = midPoint[1] - OFFSET * 0.707;
+        } else {
+          x = bindableElement.x + bindableElement.width + OFFSET;
+          y = bindableElement.y - OFFSET;
+        }
+        break;
+      }
+      case "bottom-right": {
+        if (corners.length >= 3) {
+          const corner = corners[2];
+          const p1 = corner[0];
+          const p2 = corner[3];
+          const midPoint = getMidPoint(p1, p2);
+
+          x = midPoint[0] + OFFSET * 0.707;
+          y = midPoint[1] + OFFSET * 0.707;
+        } else {
+          x = bindableElement.x + bindableElement.width + OFFSET;
+          y = bindableElement.y + bindableElement.height + OFFSET;
+        }
+        break;
+      }
+      case "bottom-left": {
+        if (corners.length >= 4) {
+          const corner = corners[3];
+          const p1 = corner[0];
+          const p2 = corner[3];
+          const midPoint = getMidPoint(p1, p2);
+
+          x = midPoint[0] - OFFSET * 0.707;
+          y = midPoint[1] + OFFSET * 0.707;
+        } else {
+          x = bindableElement.x - OFFSET;
+          y = bindableElement.y + bindableElement.height + OFFSET;
+        }
+        break;
+      }
+      default: {
+        return null;
+      }
+    }
+
+    return pointRotateRads(pointFrom(x, y), center, bindableElement.angle);
+  }
+
+  return null;
+};
+
+const getMidPoint = (p1: GlobalPoint, p2: GlobalPoint): GlobalPoint => {
+  return pointFrom((p1[0] + p2[0]) / 2, (p1[1] + p2[1]) / 2);
+};

packages/element/src/bounds.ts

@@ -2,6 +2,7 @@ import rough from "roughjs/bin/rough";
 
 import {
   arrayToMap,
+  type Bounds,
   invariant,
   rescalePoints,
   sizeOf,
@@ -78,16 +79,6 @@ export type RectangleBox = {
 
 type MaybeQuadraticSolution = [number | null, number | null] | false;
 
-/**
- * x and y position of top left corner, x and y position of bottom right corner
- */
-export type Bounds = readonly [
-  minX: number,
-  minY: number,
-  maxX: number,
-  maxY: number,
-];
-
 export type SceneBounds = readonly [
   sceneX: number,
   sceneY: number,

packages/element/src/collision.ts

@@ -1,4 +1,4 @@
-import { invariant, isTransparent } from "@excalidraw/common";
+import { invariant, isTransparent, type Bounds } from "@excalidraw/common";
 import {
   curveIntersectLineSegment,
   isPointWithinBounds,
@@ -29,7 +29,6 @@ import type { FrameNameBounds } from "@excalidraw/excalidraw/types";
 
 import { isPathALoop } from "./utils";
 import {
-  type Bounds,
   doBoundsIntersect,
   elementCenterPoint,
   getCenterForBounds,

packages/element/src/comparisons.ts

@@ -16,7 +16,8 @@ export const hasStrokeColor = (type: ElementOrToolType) =>
   type === "freedraw" ||
   type === "arrow" ||
   type === "line" ||
-  type === "text";
+  type === "text" ||
+  type === "embeddable";
 
 export const hasStrokeWidth = (type: ElementOrToolType) =>
   type === "rectangle" ||

packages/element/src/dragElements.ts

@@ -1,4 +1,5 @@
 import {
+  type Bounds,
   TEXT_AUTOWRAP_THRESHOLD,
   getGridPoint,
   getFontString,
@@ -29,7 +30,6 @@ import {
 
 import type { Scene } from "./Scene";
 
-import type { Bounds } from "./bounds";
 import type { ExcalidrawElement } from "./types";
 
 export const dragSelectedElements = (

packages/element/src/elbowArrow.ts

@@ -14,6 +14,7 @@ import {
 } from "@excalidraw/math";
 
 import {
+  type Bounds,
   BinaryHeap,
   invariant,
   isAnyTrue,
@@ -54,7 +55,6 @@ import {
 import { aabbForElement, pointInsideBounds } from "./bounds";
 import { getHoveredElementForBinding } from "./collision";
 
-import type { Bounds } from "./bounds";
 import type { Heading } from "./heading";
 import type {
   Arrowhead,

packages/element/src/heading.ts

@@ -1,4 +1,9 @@
-import { invariant, isDevEnv, isTestEnv } from "@excalidraw/common";
+import {
+  invariant,
+  isDevEnv,
+  isTestEnv,
+  type Bounds,
+} from "@excalidraw/common";
 
 import {
   pointFrom,
@@ -19,7 +24,7 @@ import type {
   Vector,
 } from "@excalidraw/math";
 
-import { getCenterForBounds, type Bounds } from "./bounds";
+import { getCenterForBounds } from "./bounds";
 
 import type { ExcalidrawBindableElement } from "./types";
 

packages/element/src/index.ts

@@ -92,6 +92,7 @@ export * from "./store";
 export * from "./textElement";
 export * from "./textMeasurements";
 export * from "./textWrapping";
+export * from "./transform";
 export * from "./transformHandles";
 export * from "./typeChecks";
 export * from "./utils";

packages/element/src/linearElementEditor.ts

@@ -26,7 +26,6 @@ import {
 
 import {
   deconstructLinearOrFreeDrawElement,
-  getHoveredElementForBinding,
   isPathALoop,
   moveArrowAboveBindable,
   projectFixedPointOntoDiagonal,
@@ -43,6 +42,7 @@ import type {
   NullableGridSize,
   Zoom,
 } from "@excalidraw/excalidraw/types";
+import type { Bounds } from "@excalidraw/common";
 
 import {
   calculateFixedPointForNonElbowArrowBinding,
@@ -69,7 +69,6 @@ import { isLineElement } from "./typeChecks";
 
 import type { Scene } from "./Scene";
 
-import type { Bounds } from "./bounds";
 import type {
   NonDeleted,
   ExcalidrawLinearElement,
@@ -306,21 +305,11 @@ export class LinearElementEditor {
     const customLineAngle =
       linearElementEditor.customLineAngle ??
       determineCustomLinearAngle(pivotPoint, element.points[idx]);
-    const hoveredElement = getHoveredElementForBinding(
-      pointFrom<GlobalPoint>(scenePointerX, scenePointerY),
-      elements,
-      elementsMap,
-    );
 
     // Determine if point movement should happen and how much
     let deltaX = 0;
     let deltaY = 0;
-    if (
-      shouldRotateWithDiscreteAngle(event) &&
-      !hoveredElement &&
-      !element.startBinding &&
-      !element.endBinding
-    ) {
+    if (shouldRotateWithDiscreteAngle(event)) {
       const [width, height] = LinearElementEditor._getShiftLockedDelta(
         element,
         elementsMap,
@@ -354,11 +343,13 @@ export class LinearElementEditor {
       [idx],
       deltaX,
       deltaY,
+      scenePointerX,
+      scenePointerY,
       elementsMap,
       element,
       elements,
       app,
-      event.shiftKey,
+      shouldRotateWithDiscreteAngle(event),
       event.altKey,
     );
 
@@ -492,22 +483,11 @@ export class LinearElementEditor {
     const endIsSelected = selectedPointsIndices.includes(
       element.points.length - 1,
     );
-    const hoveredElement = getHoveredElementForBinding(
-      pointFrom<GlobalPoint>(scenePointerX, scenePointerY),
-      elements,
-      elementsMap,
-    );
 
     // Determine if point movement should happen and how much
     let deltaX = 0;
     let deltaY = 0;
-    if (
-      shouldRotateWithDiscreteAngle(event) &&
-      singlePointDragged &&
-      !hoveredElement &&
-      !element.startBinding &&
-      !element.endBinding
-    ) {
+    if (shouldRotateWithDiscreteAngle(event) && singlePointDragged) {
       const [width, height] = LinearElementEditor._getShiftLockedDelta(
         element,
         elementsMap,
@@ -520,7 +500,6 @@ export class LinearElementEditor {
         width + pivotPoint[0],
         height + pivotPoint[1],
       );
-
       deltaX = target[0] - draggingPoint[0];
       deltaY = target[1] - draggingPoint[1];
     } else {
@@ -541,11 +520,13 @@ export class LinearElementEditor {
       selectedPointsIndices,
       deltaX,
       deltaY,
+      scenePointerX,
+      scenePointerY,
       elementsMap,
       element,
       elements,
       app,
-      event.shiftKey,
+      shouldRotateWithDiscreteAngle(event) && singlePointDragged,
       event.altKey,
     );
 
@@ -2088,11 +2069,13 @@ const pointDraggingUpdates = (
   selectedPointsIndices: readonly number[],
   deltaX: number,
   deltaY: number,
+  scenePointerX: number,
+  scenePointerY: number,
   elementsMap: NonDeletedSceneElementsMap,
   element: NonDeleted<ExcalidrawLinearElement>,
   elements: readonly Ordered<NonDeletedExcalidrawElement>[],
   app: AppClassProperties,
-  shiftKey: boolean,
+  angleLocked: boolean,
   altKey: boolean,
 ): {
   positions: PointsPositionUpdates;
@@ -2128,12 +2111,14 @@ const pointDraggingUpdates = (
   const { start, end } = getBindingStrategyForDraggingBindingElementEndpoints(
     element,
     naiveDraggingPoints,
+    scenePointerX,
+    scenePointerY,
     elementsMap,
     elements,
     app.state,
     {
       newArrow: !!app.state.newElement,
-      shiftKey,
+      angleLocked,
       altKey,
     },
   );
@@ -2250,10 +2235,15 @@ const pointDraggingUpdates = (
   // We need to use a custom intersector to ensure that if there is a big "jump"
   // in the arrow's position, we can position it with outline avoidance
   // pixel-perfectly and avoid "dancing" arrows.
-  const customIntersector =
+  // NOTE: Direction matters here, so we create two intersectors
+  const startCustomIntersector =
     start.focusPoint && end.focusPoint
       ? lineSegment(start.focusPoint, end.focusPoint)
       : undefined;
+  const endCustomIntersector =
+    start.focusPoint && end.focusPoint
+      ? lineSegment(end.focusPoint, start.focusPoint)
+      : undefined;
 
   // Needed to handle a special case where an existing arrow is dragged over
   // the same element it is bound to on the other side
@@ -2290,7 +2280,7 @@ const pointDraggingUpdates = (
         nextArrow.endBinding,
         endBindable,
         elementsMap,
-        customIntersector,
+        endCustomIntersector,
       ) || nextArrow.points[nextArrow.points.length - 1]
     : nextArrow.points[nextArrow.points.length - 1];
 
@@ -2321,7 +2311,7 @@ const pointDraggingUpdates = (
           nextArrow.startBinding,
           startBindable,
           elementsMap,
-          customIntersector,
+          startCustomIntersector,
         ) || nextArrow.points[0]
       : nextArrow.points[0];
 

packages/element/src/newElement.ts

@@ -21,7 +21,7 @@ import {
   getResizedElementAbsoluteCoords,
 } from "./bounds";
 import { newElementWith } from "./mutateElement";
-import { getBoundTextMaxWidth } from "./textElement";
+import { getBoundTextMaxWidth, getInitialTextMetrics } from "./textElement";
 import { normalizeText, measureText } from "./textMeasurements";
 import { wrapText } from "./textWrapping";
 
@@ -236,27 +236,30 @@ const getTextElementPositionOffsets = (
   };
 };
 
+export type NewTextElementOptions = {
+  text: string;
+  originalText?: string;
+  fontSize?: number;
+  fontFamily?: FontFamilyValues;
+  textAlign?: TextAlign;
+  verticalAlign?: VerticalAlign;
+  containerId?: ExcalidrawTextContainer["id"] | null;
+  lineHeight?: ExcalidrawTextElement["lineHeight"];
+  autoResize?: ExcalidrawTextElement["autoResize"];
+} & ElementConstructorOpts;
+
 export const newTextElement = (
-  opts: {
-    text: string;
-    originalText?: string;
-    fontSize?: number;
-    fontFamily?: FontFamilyValues;
-    textAlign?: TextAlign;
-    verticalAlign?: VerticalAlign;
-    containerId?: ExcalidrawTextContainer["id"] | null;
-    lineHeight?: ExcalidrawTextElement["lineHeight"];
-    autoResize?: ExcalidrawTextElement["autoResize"];
-  } & ElementConstructorOpts,
+  opts: NewTextElementOptions,
 ): NonDeleted<ExcalidrawTextElement> => {
   const fontFamily = opts.fontFamily || DEFAULT_FONT_FAMILY;
   const fontSize = opts.fontSize || DEFAULT_FONT_SIZE;
   const lineHeight = opts.lineHeight || getLineHeight(fontFamily);
-  const text = normalizeText(opts.text);
-  const metrics = measureText(
-    text,
-    getFontString({ fontFamily, fontSize }),
-    lineHeight,
+  const normalizedText = normalizeText(opts.text);
+  const originalText = opts.originalText ?? normalizedText;
+  const metrics = getInitialTextMetrics(
+    { ...opts, text: normalizedText },
+    fontFamily,
+    fontSize,
   );
   const textAlign = opts.textAlign || DEFAULT_TEXT_ALIGN;
   const verticalAlign = opts.verticalAlign || DEFAULT_VERTICAL_ALIGN;
@@ -267,7 +270,7 @@ export const newTextElement = (
 
   const textElementProps: ExcalidrawTextElement = {
     ..._newElementBase<ExcalidrawTextElement>("text", opts),
-    text,
+    text: normalizedText,
     fontSize,
     fontFamily,
     textAlign,
@@ -277,7 +280,7 @@ export const newTextElement = (
     width: metrics.width,
     height: metrics.height,
     containerId: opts.containerId || null,
-    originalText: opts.originalText ?? text,
+    originalText,
     autoResize: opts.autoResize ?? true,
     lineHeight,
   };

packages/element/src/resizeTest.ts

@@ -13,6 +13,7 @@ import {
 import type { GlobalPoint, LineSegment, LocalPoint } from "@excalidraw/math";
 
 import type { AppState, Zoom } from "@excalidraw/excalidraw/types";
+import type { Bounds } from "@excalidraw/common";
 
 import { getElementAbsoluteCoords } from "./bounds";
 import {
@@ -23,7 +24,6 @@ import {
 } from "./transformHandles";
 import { isImageElement, isLinearElement } from "./typeChecks";
 
-import type { Bounds } from "./bounds";
 import type {
   TransformHandleType,
   TransformHandle,

packages/element/src/textElement.ts

@@ -8,6 +8,8 @@ import {
   getFontString,
   isProdEnv,
   invariant,
+  DEFAULT_FONT_FAMILY,
+  getLineHeight,
 } from "@excalidraw/common";
 
 import { pointFrom, pointRotateRads, type Radians } from "@excalidraw/math";
@@ -30,6 +32,8 @@ import {
   isTextElement,
 } from "./typeChecks";
 
+import type { NewTextElementOptions } from "./newElement";
+
 import type { Scene } from "./Scene";
 
 import type { MaybeTransformHandleType } from "./transformHandles";
@@ -40,6 +44,7 @@ import type {
   ExcalidrawTextContainer,
   ExcalidrawTextElement,
   ExcalidrawTextElementWithContainer,
+  FontFamilyValues,
   NonDeletedExcalidrawElement,
 } from "./types";
 
@@ -528,3 +533,24 @@ export const getTextFromElements = (
     .join(separator);
   return text;
 };
+
+/** When text is already measured and wrapped, we want to respect those dimensions */
+export const getInitialTextMetrics = (
+  text: NewTextElementOptions,
+  fontFamily: FontFamilyValues = DEFAULT_FONT_FAMILY,
+  fontSize: number = DEFAULT_FONT_SIZE,
+) => {
+  const shouldUseProvidedDimensions =
+    text.autoResize === false && text.width && text.height;
+
+  return shouldUseProvidedDimensions
+    ? {
+        width: text.width,
+        height: text.height,
+      }
+    : measureText(
+        text.text,
+        getFontString({ fontFamily, fontSize }),
+        text.lineHeight ?? getLineHeight(fontFamily),
+      );
+};

packages/element/src/transform.ts

@@ -10,13 +10,13 @@ import {
   arrayToMap,
   assertNever,
   cloneJSON,
-  getFontString,
   isDevEnv,
   toBrandedType,
-  getLineHeight,
 } from "@excalidraw/common";
 
-import { bindBindingElement } from "@excalidraw/element";
+import type { MarkOptional } from "@excalidraw/common/utility-types";
+
+import { bindBindingElement } from "./binding";
 import {
   newArrowElement,
   newElement,
@@ -25,21 +25,19 @@ import {
   newLinearElement,
   newMagicFrameElement,
   newTextElement,
-} from "@excalidraw/element";
-import { measureText, normalizeText } from "@excalidraw/element";
-import { isArrowElement } from "@excalidraw/element";
+  type ElementConstructorOpts,
+} from "./newElement";
+import { isArrowElement } from "./typeChecks";
 
-import { syncInvalidIndices } from "@excalidraw/element";
+import { syncInvalidIndices } from "./fractionalIndex";
 
-import { redrawTextBoundingBox } from "@excalidraw/element";
+import { getInitialTextMetrics, redrawTextBoundingBox } from "./textElement";
 
-import { LinearElementEditor } from "@excalidraw/element";
+import { LinearElementEditor } from "./linearElementEditor";
 
-import { getCommonBounds } from "@excalidraw/element";
+import { getCommonBounds } from "./bounds";
 
-import { Scene } from "@excalidraw/element";
-
-import type { ElementConstructorOpts } from "@excalidraw/element";
+import { Scene } from "./Scene";
 
 import type {
   ExcalidrawArrowElement,
@@ -59,9 +57,7 @@ import type {
   NonDeletedSceneElementsMap,
   TextAlign,
   VerticalAlign,
-} from "@excalidraw/element/types";
-
-import type { MarkOptional } from "@excalidraw/common/utility-types";
+} from "./types";
 
 export type ValidLinearElement = {
   type: "arrow" | "line";
@@ -580,14 +576,7 @@ export const convertToExcalidrawElements = (
       case "text": {
         const fontFamily = element?.fontFamily || DEFAULT_FONT_FAMILY;
         const fontSize = element?.fontSize || DEFAULT_FONT_SIZE;
-        const lineHeight = element?.lineHeight || getLineHeight(fontFamily);
-        const text = element.text ?? "";
-        const normalizedText = normalizeText(text);
-        const metrics = measureText(
-          normalizedText,
-          getFontString({ fontFamily, fontSize }),
-          lineHeight,
-        );
+        const metrics = getInitialTextMetrics(element, fontFamily, fontSize);
 
         excalidrawElement = newTextElement({
           width: metrics.width,

packages/element/src/transformHandles.ts

@@ -11,6 +11,7 @@ import type {
   InteractiveCanvasAppState,
   Zoom,
 } from "@excalidraw/excalidraw/types";
+import type { Bounds } from "@excalidraw/common";
 
 import { getElementAbsoluteCoords } from "./bounds";
 import {
@@ -20,7 +21,6 @@ import {
   isLinearElement,
 } from "./typeChecks";
 
-import type { Bounds } from "./bounds";
 import type {
   ElementsMap,
   ExcalidrawElement,

packages/element/src/typeChecks.ts

@@ -6,7 +6,6 @@ import type { ElementOrToolType } from "@excalidraw/excalidraw/types";
 
 import type { MarkNonNullable } from "@excalidraw/common/utility-types";
 
-import type { Bounds } from "./bounds";
 import type {
   ExcalidrawElement,
   ExcalidrawTextElement,
@@ -356,15 +355,6 @@ export const getDefaultRoundnessTypeForElement = (
   return null;
 };
 
-// TODO: Move this to @excalidraw/math
-export const isBounds = (box: unknown): box is Bounds =>
-  Array.isArray(box) &&
-  box.length === 4 &&
-  typeof box[0] === "number" &&
-  typeof box[1] === "number" &&
-  typeof box[2] === "number" &&
-  typeof box[3] === "number";
-
 export const getLinearElementSubType = (
   element: ExcalidrawLinearElement,
 ): ExcalidrawLinearElementSubType => {

packages/element/tests/resize.test.tsx

@@ -2,6 +2,7 @@ import { pointFrom } from "@excalidraw/math";
 
 import { Excalidraw } from "@excalidraw/excalidraw";
 import {
+  type Bounds,
   KEYS,
   getSizeFromPoints,
   reseed,
@@ -22,7 +23,6 @@ import { resizeSingleElement } from "../src/resizeElements";
 import { LinearElementEditor } from "../src/linearElementEditor";
 import { getElementPointsCoords } from "../src/bounds";
 
-import type { Bounds } from "../src/bounds";
 import type {
   ExcalidrawElbowArrowElement,
   ExcalidrawFreeDrawElement,

packages/excalidraw/actions/actionFinalize.tsx

@@ -18,6 +18,7 @@ import {
   KEYS,
   arrayToMap,
   invariant,
+  shouldRotateWithDiscreteAngle,
   updateActiveTool,
 } from "@excalidraw/common";
 import { isPathALoop } from "@excalidraw/element";
@@ -102,10 +103,19 @@ export const actionFinalize = register<FormData>({
             return map;
           }, new Map()) ?? new Map();
 
-        bindOrUnbindBindingElement(element, draggedPoints, scene, appState, {
-          newArrow,
-          altKey: event.altKey,
-        });
+        bindOrUnbindBindingElement(
+          element,
+          draggedPoints,
+          sceneCoords.x,
+          sceneCoords.y,
+          scene,
+          appState,
+          {
+            newArrow,
+            altKey: event.altKey,
+            angleLocked: shouldRotateWithDiscreteAngle(event),
+          },
+        );
       } else if (isLineElement(element)) {
         if (
           appState.selectedLinearElement?.isEditing &&

packages/excalidraw/actions/actionProperties.tsx

@@ -22,6 +22,7 @@ import {
   isTransparent,
   reduceToCommonValue,
   invariant,
+  FONT_SIZES,
 } from "@excalidraw/common";
 
 import { canBecomePolygon, getNonDeletedElements } from "@excalidraw/element";
@@ -758,25 +759,25 @@ export const actionChangeFontSize = register<ExcalidrawTextElement["fontSize"]>(
               group="font-size"
               options={[
                 {
-                  value: 16,
+                  value: FONT_SIZES.sm,
                   text: t("labels.small"),
                   icon: FontSizeSmallIcon,
                   testId: "fontSize-small",
                 },
                 {
-                  value: 20,
+                  value: FONT_SIZES.md,
                   text: t("labels.medium"),
                   icon: FontSizeMediumIcon,
                   testId: "fontSize-medium",
                 },
                 {
-                  value: 28,
+                  value: FONT_SIZES.lg,
                   text: t("labels.large"),
                   icon: FontSizeLargeIcon,
                   testId: "fontSize-large",
                 },
                 {
-                  value: 36,
+                  value: FONT_SIZES.xl,
                   text: t("labels.veryLarge"),
                   icon: FontSizeExtraLargeIcon,
                   testId: "fontSize-veryLarge",

packages/excalidraw/charts.ts

@@ -9,6 +9,7 @@ import {
   VERTICAL_ALIGN,
   randomId,
   isDevEnv,
+  FONT_SIZES,
 } from "@excalidraw/common";
 
 import {
@@ -213,7 +214,7 @@ const chartXLabels = (
         y: y + BAR_GAP / 2,
         width: BAR_WIDTH,
         angle: 5.87 as Radians,
-        fontSize: 16,
+        fontSize: FONT_SIZES.sm,
         textAlign: "center",
         verticalAlign: "top",
       });

packages/excalidraw/clipboard.ts

@@ -113,7 +113,6 @@ export const createPasteEvent = ({
       if (typeof value !== "string") {
         files = files || [];
         files.push(value);
-        event.clipboardData?.items.add(value);
         continue;
       }
       try {

packages/excalidraw/components/App.tsx

@@ -248,6 +248,8 @@ import {
   doBoundsIntersect,
   isPointInElement,
   maxBindingDistance_simple,
+  convertToExcalidrawElements,
+  type ExcalidrawElementSkeleton,
 } from "@excalidraw/element";
 
 import type { GlobalPoint, LocalPoint, Radians } from "@excalidraw/math";
@@ -395,7 +397,6 @@ import {
   SnapCache,
   isGridModeEnabled,
 } from "../snapping";
-import { convertToExcalidrawElements } from "../data/transform";
 import { Renderer } from "../scene/Renderer";
 import {
   setEraserCursor,
@@ -457,7 +458,7 @@ import type { ClipboardData, PastedMixedContent } from "../clipboard";
 import type { ExportedElements } from "../data";
 import type { ContextMenuItems } from "./ContextMenu";
 import type { FileSystemHandle } from "../data/filesystem";
-import type { ExcalidrawElementSkeleton } from "../data/transform";
+
 import type {
   AppClassProperties,
   AppProps,
@@ -8617,9 +8618,16 @@ class App extends React.Component<AppProps, AppState> {
               },
             ],
           ]),
+          point[0],
+          point[1],
           this.scene,
           this.state,
-          { newArrow: true, altKey: event.altKey, initialBinding: true },
+          {
+            newArrow: true,
+            altKey: event.altKey,
+            initialBinding: true,
+            angleLocked: shouldRotateWithDiscreteAngle(event.nativeEvent),
+          },
         );
       }
 

packages/excalidraw/components/hyperlink/helpers.ts

@@ -6,7 +6,7 @@ import { hitElementBoundingBox } from "@excalidraw/element";
 
 import type { GlobalPoint, Radians } from "@excalidraw/math";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 import type {
   ElementsMap,
   NonDeletedExcalidrawElement,

packages/excalidraw/data/restore.ts

@@ -56,6 +56,7 @@ import type { LocalPoint, Radians } from "@excalidraw/math";
 
 import type {
   ElementsMap,
+  ElementsMapOrArray,
   ExcalidrawArrowElement,
   ExcalidrawBindableElement,
   ExcalidrawElbowArrowElement,
@@ -129,7 +130,8 @@ const getFontFamilyByName = (fontFamilyName: string): FontFamilyValues => {
 const repairBinding = <T extends ExcalidrawArrowElement>(
   element: T,
   binding: FixedPointBinding | null,
-  elementsMap: Readonly<ElementsMap>,
+  targetElementsMap: Readonly<ElementsMap>,
+  localElementsMap: Readonly<ElementsMap> | null | undefined,
   startOrEnd: "start" | "end",
 ): FixedPointBinding | null => {
   if (!binding) {
@@ -148,18 +150,27 @@ const repairBinding = <T extends ExcalidrawArrowElement>(
     return fixedPointBinding;
   }
 
-  const boundElement =
-    (elementsMap.get(binding.elementId) as ExcalidrawBindableElement) ||
-    undefined;
-  if (boundElement) {
-    if (binding.mode) {
-      return {
-        elementId: binding.elementId,
-        mode: binding.mode || "orbit",
-        fixedPoint: normalizeFixedPoint(binding.fixedPoint || [0.5, 0.5]),
-      } as FixedPointBinding | null;
-    }
+  // Fallback if the bound element is missing but the binding is at least
+  // looking like a valid one shape-wise
+  if (binding.mode && binding.fixedPoint && binding.elementId) {
+    return {
+      elementId: binding.elementId,
+      mode: binding.mode,
+      fixedPoint: normalizeFixedPoint(binding.fixedPoint || [0.5, 0.5]),
+    } as FixedPointBinding | null;
+  }
 
+  const targetBoundElement =
+    (targetElementsMap.get(binding.elementId) as ExcalidrawBindableElement) ||
+    undefined;
+  const boundElement =
+    targetBoundElement ||
+    (localElementsMap?.get(binding.elementId) as ExcalidrawBindableElement) ||
+    undefined;
+  const elementsMap = targetBoundElement ? targetElementsMap : localElementsMap;
+
+  // migrating legacy focus point bindings
+  if (boundElement && elementsMap) {
     const p = LinearElementEditor.getPointAtIndexGlobalCoordinates(
       element,
       startOrEnd === "start" ? 0 : element.points.length - 1,
@@ -193,6 +204,8 @@ const repairBinding = <T extends ExcalidrawArrowElement>(
     };
   }
 
+  console.error(`could not repair binding for element`);
+
   return null;
 };
 
@@ -284,7 +297,8 @@ const restoreElementWithProperties = <
 
 export const restoreElement = (
   element: Exclude<ExcalidrawElement, ExcalidrawSelectionElement>,
-  elementsMap: Readonly<ElementsMap>,
+  targetElementsMap: Readonly<ElementsMap>,
+  localElementsMap: Readonly<ElementsMap> | null | undefined,
   opts?: {
     deleteInvisibleElements?: boolean;
   },
@@ -405,13 +419,15 @@ export const restoreElement = (
         startBinding: repairBinding(
           element as ExcalidrawArrowElement,
           element.startBinding,
-          elementsMap,
+          targetElementsMap,
+          localElementsMap,
           "start",
         ),
         endBinding: repairBinding(
           element as ExcalidrawArrowElement,
           element.endBinding,
-          elementsMap,
+          targetElementsMap,
+          localElementsMap,
           "end",
         ),
         startArrowhead,
@@ -575,7 +591,7 @@ const repairFrameMembership = (
 export const restoreElements = (
   targetElements: ImportedDataState["elements"],
   /** NOTE doesn't serve for reconciliation */
-  localElements: readonly ExcalidrawElement[] | null | undefined,
+  localElements: Readonly<ElementsMapOrArray> | null | undefined,
   opts?:
     | {
         refreshDimensions?: boolean;
@@ -586,7 +602,7 @@ export const restoreElements = (
 ): OrderedExcalidrawElement[] => {
   // used to detect duplicate top-level element ids
   const existingIds = new Set<string>();
-  const elementsMap = arrayToMap(targetElements || []);
+  const targetElementsMap = arrayToMap(targetElements || []);
   const localElementsMap = localElements ? arrayToMap(localElements) : null;
   const restoredElements = syncInvalidIndices(
     (targetElements || []).reduce((elements, element) => {
@@ -598,7 +614,8 @@ export const restoreElements = (
 
       let migratedElement: ExcalidrawElement | null = restoreElement(
         element,
-        elementsMap,
+        targetElementsMap,
+        localElementsMap,
         {
           deleteInvisibleElements: opts?.deleteInvisibleElements,
         },

packages/excalidraw/eraser/index.ts

@@ -28,7 +28,7 @@ import { shouldTestInside } from "@excalidraw/element";
 import { hasBoundTextElement, isBoundToContainer } from "@excalidraw/element";
 import { getBoundTextElementId } from "@excalidraw/element";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 
 import type { GlobalPoint, LineSegment } from "@excalidraw/math/types";
 import type { ElementsMap, ExcalidrawElement } from "@excalidraw/element/types";

packages/excalidraw/fonts/Fonts.ts

@@ -4,6 +4,7 @@ import {
   CJK_HAND_DRAWN_FALLBACK_FONT,
   WINDOWS_EMOJI_FALLBACK_FONT,
   getFontFamilyFallbacks,
+  FONT_SIZES,
 } from "@excalidraw/common";
 import { getContainerElement } from "@excalidraw/element";
 import { charWidth } from "@excalidraw/element";
@@ -240,7 +241,7 @@ export class Fonts {
     for (const [index, fontFamily] of fontFamilies.entries()) {
       const font = getFontString({
         fontFamily,
-        fontSize: 16,
+        fontSize: FONT_SIZES.sm,
       });
 
       // WARN: without "text" param it does not have to mean that all font faces are loaded as it could be just one irrelevant font face!

packages/excalidraw/index.tsx

@@ -293,8 +293,11 @@ export { TTDDialog } from "./components/TTDDialog/TTDDialog";
 export { TTDDialogTrigger } from "./components/TTDDialog/TTDDialogTrigger";
 
 export { zoomToFitBounds } from "./actions/actionCanvas";
-export { convertToExcalidrawElements } from "./data/transform";
-export { getCommonBounds, getVisibleSceneBounds } from "@excalidraw/element";
+export {
+  getCommonBounds,
+  getVisibleSceneBounds,
+  convertToExcalidrawElements,
+} from "@excalidraw/element";
 
 export {
   elementsOverlappingBBox,

packages/excalidraw/lasso/utils.ts

@@ -6,8 +6,9 @@ import {
   polygonIncludesPointNonZero,
 } from "@excalidraw/math";
 
+import { type Bounds } from "@excalidraw/common";
+
 import {
-  type Bounds,
   computeBoundTextPosition,
   doBoundsIntersect,
   getBoundTextElement,

packages/excalidraw/package.json

@@ -95,7 +95,6 @@
     "fractional-indexing": "3.2.0",
     "fuzzy": "0.1.3",
     "image-blob-reduce": "3.0.1",
-    "is-mobile": "5.0.0",
     "jotai": "2.11.0",
     "jotai-scope": "0.7.2",
     "lodash.debounce": "4.0.8",

packages/excalidraw/scene/export.ts

@@ -39,7 +39,7 @@ import { type Mutable } from "@excalidraw/common/utility-types";
 
 import { newTextElement } from "@excalidraw/element";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 
 import type {
   ExcalidrawElement,

packages/excalidraw/snapping.ts

@@ -24,7 +24,7 @@ import {
 
 import type { InclusiveRange } from "@excalidraw/math";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 import type { MaybeTransformHandleType } from "@excalidraw/element";
 import type {
   ElementsMap,

packages/excalidraw/tests/helpers/api.ts

@@ -23,6 +23,8 @@ import { isLinearElementType } from "@excalidraw/element";
 import { getSelectedElements } from "@excalidraw/element";
 import { selectGroupsForSelectedElements } from "@excalidraw/element";
 
+import { FONT_SIZES } from "@excalidraw/common";
+
 import type {
   ExcalidrawElement,
   ExcalidrawGenericElement,
@@ -406,7 +408,7 @@ export class API {
       text: opts?.label?.text || "sample-text",
       width: 50,
       height: 20,
-      fontSize: 16,
+      fontSize: FONT_SIZES.sm,
       containerId: rectangle.id,
       frameId:
         opts?.label?.frameId === undefined

packages/utils/src/bbox.ts

@@ -5,7 +5,7 @@ import {
   type LocalPoint,
 } from "@excalidraw/math";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 
 export type LineSegment<P extends LocalPoint | GlobalPoint> = [P, P];
 

packages/utils/src/withinBounds.ts

@@ -1,4 +1,4 @@
-import { arrayToMap } from "@excalidraw/common";
+import { arrayToMap, type Bounds } from "@excalidraw/common";
 import { getElementBounds } from "@excalidraw/element";
 import {
   isArrowElement,
@@ -14,7 +14,6 @@ import {
   rangeInclusive,
 } from "@excalidraw/math";
 
-import type { Bounds } from "@excalidraw/element";
 import type {
   ExcalidrawElement,
   ExcalidrawFreeDrawElement,

packages/utils/tests/withinBounds.test.ts

@@ -1,6 +1,6 @@
 import { API } from "@excalidraw/excalidraw/tests/helpers/api";
 
-import type { Bounds } from "@excalidraw/element";
+import type { Bounds } from "@excalidraw/common";
 
 import {
   elementPartiallyOverlapsWithOrContainsBBox,

yarn.lock

@@ -6398,11 +6398,6 @@ is-map@^2.0.3:
   resolved "https://registry.yarnpkg.com/is-map/-/is-map-2.0.3.tgz#ede96b7fe1e270b3c4465e3a465658764926d62e"
   integrity sha512-1Qed0/Hr2m+YqxnM09CjA2d/i6YZNfF6R2oRAOj36eUdS6qIV/huPJNSEpKbupewFs+ZsJlxsjjPbc0/afW6Lw==
 
-is-mobile@5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/is-mobile/-/is-mobile-5.0.0.tgz#1e08a0ef2c38a67bff84a52af68d67bcef445333"
-  integrity sha512-Tz/yndySvLAEXh+Uk8liFCxOwVH6YutuR74utvOcu7I9Di+DwM0mtdPVZNaVvvBUM2OXxne/NhOs1zAO7riusQ==
-
 is-module@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-module/-/is-module-1.0.0.tgz#3258fb69f78c14d5b815d664336b4cffb6441591"