Update blob.ts

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

packages/excalidraw/actions/actionDeleteSelected.test.tsx

@@ -0,0 +1,211 @@
+import React from "react";
+import { Excalidraw, mutateElement } from "../index";
+import { act, assertElements, render } from "../tests/test-utils";
+import { API } from "../tests/helpers/api";
+import { actionDeleteSelected } from "./actionDeleteSelected";
+
+const { h } = window;
+
+describe("deleting selected elements when frame selected should keep children + select them", () => {
+  beforeEach(async () => {
+    await render(<Excalidraw />);
+  });
+
+  it("frame only", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+
+    const r1 = API.createElement({
+      type: "rectangle",
+      frameId: f1.id,
+    });
+
+    API.setElements([f1, r1]);
+
+    API.setSelectedElements([f1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: r1.id, isDeleted: false, selected: true },
+    ]);
+  });
+
+  it("frame + text container (text's frameId set)", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+
+    const r1 = API.createElement({
+      type: "rectangle",
+      frameId: f1.id,
+    });
+
+    const t1 = API.createElement({
+      type: "text",
+      width: 200,
+      height: 100,
+      fontSize: 20,
+      containerId: r1.id,
+      frameId: f1.id,
+    });
+
+    mutateElement(r1, {
+      boundElements: [{ type: "text", id: t1.id }],
+    });
+
+    API.setElements([f1, r1, t1]);
+
+    API.setSelectedElements([f1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: r1.id, isDeleted: false, selected: true },
+      { id: t1.id, isDeleted: false },
+    ]);
+  });
+
+  it("frame + text container (text's frameId not set)", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+
+    const r1 = API.createElement({
+      type: "rectangle",
+      frameId: f1.id,
+    });
+
+    const t1 = API.createElement({
+      type: "text",
+      width: 200,
+      height: 100,
+      fontSize: 20,
+      containerId: r1.id,
+      frameId: null,
+    });
+
+    mutateElement(r1, {
+      boundElements: [{ type: "text", id: t1.id }],
+    });
+
+    API.setElements([f1, r1, t1]);
+
+    API.setSelectedElements([f1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: r1.id, isDeleted: false, selected: true },
+      { id: t1.id, isDeleted: false },
+    ]);
+  });
+
+  it("frame + text container (text selected too)", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+
+    const r1 = API.createElement({
+      type: "rectangle",
+      frameId: f1.id,
+    });
+
+    const t1 = API.createElement({
+      type: "text",
+      width: 200,
+      height: 100,
+      fontSize: 20,
+      containerId: r1.id,
+      frameId: null,
+    });
+
+    mutateElement(r1, {
+      boundElements: [{ type: "text", id: t1.id }],
+    });
+
+    API.setElements([f1, r1, t1]);
+
+    API.setSelectedElements([f1, t1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: r1.id, isDeleted: false, selected: true },
+      { id: t1.id, isDeleted: false },
+    ]);
+  });
+
+  it("frame + labeled arrow", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+
+    const a1 = API.createElement({
+      type: "arrow",
+      frameId: f1.id,
+    });
+
+    const t1 = API.createElement({
+      type: "text",
+      width: 200,
+      height: 100,
+      fontSize: 20,
+      containerId: a1.id,
+      frameId: null,
+    });
+
+    mutateElement(a1, {
+      boundElements: [{ type: "text", id: t1.id }],
+    });
+
+    API.setElements([f1, a1, t1]);
+
+    API.setSelectedElements([f1, t1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: a1.id, isDeleted: false, selected: true },
+      { id: t1.id, isDeleted: false },
+    ]);
+  });
+
+  it("frame + children selected", async () => {
+    const f1 = API.createElement({
+      type: "frame",
+    });
+    const r1 = API.createElement({
+      type: "rectangle",
+      frameId: f1.id,
+    });
+    API.setElements([f1, r1]);
+
+    API.setSelectedElements([f1, r1]);
+
+    act(() => {
+      h.app.actionManager.executeAction(actionDeleteSelected);
+    });
+
+    assertElements(h.elements, [
+      { id: f1.id, isDeleted: true },
+      { id: r1.id, isDeleted: false, selected: true },
+    ]);
+  });
+});

packages/excalidraw/actions/actionDeleteSelected.tsx

@@ -18,6 +18,8 @@ import {
 import { updateActiveTool } from "../utils";
 import { TrashIcon } from "../components/icons";
 import { StoreAction } from "../store";
+import { getContainerElement } from "../element/textElement";
+import { getFrameChildren } from "../frame";
 
 const deleteSelectedElements = (
   elements: readonly ExcalidrawElement[],
@@ -33,10 +35,50 @@ const deleteSelectedElements = (
 
   const selectedElementIds: Record<ExcalidrawElement["id"], true> = {};
 
+  const elementsMap = app.scene.getNonDeletedElementsMap();
+
+  const processedElements = new Set<ExcalidrawElement["id"]>();
+
+  for (const frameId of framesToBeDeleted) {
+    const frameChildren = getFrameChildren(elements, frameId);
+    for (const el of frameChildren) {
+      if (processedElements.has(el.id)) {
+        continue;
+      }
+
+      if (isBoundToContainer(el)) {
+        const containerElement = getContainerElement(el, elementsMap);
+        if (containerElement) {
+          selectedElementIds[containerElement.id] = true;
+        }
+      } else {
+        selectedElementIds[el.id] = true;
+      }
+      processedElements.add(el.id);
+    }
+  }
+
   let shouldSelectEditingGroup = true;
 
   const nextElements = elements.map((el) => {
     if (appState.selectedElementIds[el.id]) {
+      const boundElement = isBoundToContainer(el)
+        ? getContainerElement(el, elementsMap)
+        : null;
+
+      if (el.frameId && framesToBeDeleted.has(el.frameId)) {
+        shouldSelectEditingGroup = false;
+        selectedElementIds[el.id] = true;
+        return el;
+      }
+
+      if (
+        boundElement?.frameId &&
+        framesToBeDeleted.has(boundElement?.frameId)
+      ) {
+        return el;
+      }
+
       if (el.boundElements) {
         el.boundElements.forEach((candidate) => {
           const bound = app.scene.getNonDeletedElementsMap().get(candidate.id);
@@ -59,7 +101,9 @@ const deleteSelectedElements = (
     // if deleting a frame, remove the children from it and select them
     if (el.frameId && framesToBeDeleted.has(el.frameId)) {
       shouldSelectEditingGroup = false;
-      selectedElementIds[el.id] = true;
+      if (!isBoundToContainer(el)) {
+        selectedElementIds[el.id] = true;
+      }
       return newElementWith(el, { frameId: null });
     }
 
@@ -224,11 +268,13 @@ export const actionDeleteSelected = register({
         storeAction: StoreAction.CAPTURE,
       };
     }
+
     let { elements: nextElements, appState: nextAppState } =
       deleteSelectedElements(elements, appState, app);
+
     fixBindingsAfterDeletion(
       nextElements,
-      elements.filter(({ id }) => appState.selectedElementIds[id]),
+      nextElements.filter((el) => el.isDeleted),
     );
 
     nextAppState = handleGroupEditingState(nextAppState, nextElements);

packages/excalidraw/actions/actionDuplicateSelection.test.tsx

@@ -0,0 +1,530 @@
+import { Excalidraw } from "../index";
+import {
+  act,
+  assertElements,
+  getCloneByOrigId,
+  render,
+} from "../tests/test-utils";
+import { API } from "../tests/helpers/api";
+import { actionDuplicateSelection } from "./actionDuplicateSelection";
+import React from "react";
+import { ORIG_ID } from "../constants";
+
+const { h } = window;
+
+describe("actionDuplicateSelection", () => {
+  beforeEach(async () => {
+    await render(<Excalidraw />);
+  });
+
+  describe("duplicating frames", () => {
+    it("frame selected only", async () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const rectangle = API.createElement({
+        type: "rectangle",
+        frameId: frame.id,
+      });
+
+      API.setElements([frame, rectangle]);
+      API.setSelectedElements([frame]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: getCloneByOrigId(frame.id)?.id },
+        { [ORIG_ID]: frame.id, selected: true },
+      ]);
+    });
+
+    it("frame selected only (with text container)", async () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, rectangle, text]);
+      API.setSelectedElements([frame]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: getCloneByOrigId(frame.id)?.id },
+        {
+          [ORIG_ID]: text.id,
+          containerId: getCloneByOrigId(rectangle.id)?.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+        },
+        { [ORIG_ID]: frame.id, selected: true },
+      ]);
+    });
+
+    it("frame + text container selected (order A)", async () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, rectangle, text]);
+      API.setSelectedElements([frame, rectangle]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id, frameId: frame.id },
+        {
+          [ORIG_ID]: rectangle.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+        },
+        {
+          [ORIG_ID]: text.id,
+          containerId: getCloneByOrigId(rectangle.id)?.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+        },
+        {
+          [ORIG_ID]: frame.id,
+          selected: true,
+        },
+      ]);
+    });
+
+    it("frame + text container selected (order B)", async () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([text, rectangle, frame]);
+      API.setSelectedElements([rectangle, frame]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id, frameId: frame.id },
+        { id: frame.id },
+        {
+          type: "rectangle",
+          [ORIG_ID]: `${rectangle.id}`,
+        },
+        {
+          [ORIG_ID]: `${text.id}`,
+          type: "text",
+          containerId: getCloneByOrigId(rectangle.id)?.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+        },
+        { [ORIG_ID]: `${frame.id}`, type: "frame", selected: true },
+      ]);
+    });
+  });
+
+  describe("duplicating frame children", () => {
+    it("frame child selected", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const rectangle = API.createElement({
+        type: "rectangle",
+        frameId: frame.id,
+      });
+
+      API.setElements([frame, rectangle]);
+      API.setSelectedElements([rectangle]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: frame.id, selected: true },
+      ]);
+    });
+
+    it("frame text container selected (rectangle selected)", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, rectangle, text]);
+      API.setSelectedElements([rectangle]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: frame.id, selected: true },
+        {
+          [ORIG_ID]: text.id,
+          containerId: getCloneByOrigId(rectangle.id).id,
+          frameId: frame.id,
+        },
+      ]);
+    });
+
+    it("frame bound text selected (container not selected)", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, rectangle, text]);
+      API.setSelectedElements([text]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: frame.id, selected: true },
+        {
+          [ORIG_ID]: text.id,
+          containerId: getCloneByOrigId(rectangle.id).id,
+          frameId: frame.id,
+        },
+      ]);
+    });
+
+    it("frame text container selected (text not exists)", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, rectangle]);
+      API.setSelectedElements([rectangle]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { [ORIG_ID]: rectangle.id, frameId: frame.id, selected: true },
+      ]);
+    });
+
+    // shouldn't happen
+    it("frame bound text selected (container not exists)", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [, text] = API.createTextContainer({ frameId: frame.id });
+
+      API.setElements([frame, text]);
+      API.setSelectedElements([text]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: text.id, frameId: frame.id },
+        { [ORIG_ID]: text.id, frameId: frame.id },
+      ]);
+    });
+
+    it("frame bound container selected (text has no frameId)", () => {
+      const frame = API.createElement({
+        type: "frame",
+      });
+
+      const [rectangle, text] = API.createTextContainer({
+        frameId: frame.id,
+        label: { frameId: null },
+      });
+
+      API.setElements([frame, rectangle, text]);
+      API.setSelectedElements([rectangle]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: frame.id },
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, containerId: rectangle.id },
+        { [ORIG_ID]: rectangle.id, frameId: frame.id, selected: true },
+        {
+          [ORIG_ID]: text.id,
+          containerId: getCloneByOrigId(rectangle.id).id,
+        },
+      ]);
+    });
+  });
+
+  describe("duplicating multiple frames", () => {
+    it("multiple frames selected (no children)", () => {
+      const frame1 = API.createElement({
+        type: "frame",
+      });
+
+      const rect1 = API.createElement({
+        type: "rectangle",
+        frameId: frame1.id,
+      });
+
+      const frame2 = API.createElement({
+        type: "frame",
+      });
+
+      const rect2 = API.createElement({
+        type: "rectangle",
+        frameId: frame2.id,
+      });
+
+      const ellipse = API.createElement({
+        type: "ellipse",
+      });
+
+      API.setElements([rect1, frame1, ellipse, rect2, frame2]);
+      API.setSelectedElements([frame1, frame2]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: rect1.id, frameId: frame1.id },
+        { id: frame1.id },
+        { [ORIG_ID]: rect1.id, frameId: getCloneByOrigId(frame1.id)?.id },
+        { [ORIG_ID]: frame1.id, selected: true },
+        { id: ellipse.id },
+        { id: rect2.id, frameId: frame2.id },
+        { id: frame2.id },
+        { [ORIG_ID]: rect2.id, frameId: getCloneByOrigId(frame2.id)?.id },
+        { [ORIG_ID]: frame2.id, selected: true },
+      ]);
+    });
+
+    it("multiple frames selected (no children) + unrelated element", () => {
+      const frame1 = API.createElement({
+        type: "frame",
+      });
+
+      const rect1 = API.createElement({
+        type: "rectangle",
+        frameId: frame1.id,
+      });
+
+      const frame2 = API.createElement({
+        type: "frame",
+      });
+
+      const rect2 = API.createElement({
+        type: "rectangle",
+        frameId: frame2.id,
+      });
+
+      const ellipse = API.createElement({
+        type: "ellipse",
+      });
+
+      API.setElements([rect1, frame1, ellipse, rect2, frame2]);
+      API.setSelectedElements([frame1, ellipse, frame2]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: rect1.id, frameId: frame1.id },
+        { id: frame1.id },
+        { [ORIG_ID]: rect1.id, frameId: getCloneByOrigId(frame1.id)?.id },
+        { [ORIG_ID]: frame1.id, selected: true },
+        { id: ellipse.id },
+        { [ORIG_ID]: ellipse.id, selected: true },
+        { id: rect2.id, frameId: frame2.id },
+        { id: frame2.id },
+        { [ORIG_ID]: rect2.id, frameId: getCloneByOrigId(frame2.id)?.id },
+        { [ORIG_ID]: frame2.id, selected: true },
+      ]);
+    });
+  });
+
+  describe("duplicating containers/bound elements", () => {
+    it("labeled arrow (arrow selected)", () => {
+      const [arrow, text] = API.createLabeledArrow();
+
+      API.setElements([arrow, text]);
+      API.setSelectedElements([arrow]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: arrow.id },
+        { id: text.id, containerId: arrow.id },
+        { [ORIG_ID]: arrow.id, selected: true },
+        { [ORIG_ID]: text.id, containerId: getCloneByOrigId(arrow.id)?.id },
+      ]);
+    });
+
+    // shouldn't happen
+    it("labeled arrow (text selected)", () => {
+      const [arrow, text] = API.createLabeledArrow();
+
+      API.setElements([arrow, text]);
+      API.setSelectedElements([text]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: arrow.id },
+        { id: text.id, containerId: arrow.id },
+        { [ORIG_ID]: arrow.id, selected: true },
+        { [ORIG_ID]: text.id, containerId: getCloneByOrigId(arrow.id)?.id },
+      ]);
+    });
+  });
+
+  describe("duplicating groups", () => {
+    it("duplicate group containing frame (children don't have groupIds set)", () => {
+      const frame = API.createElement({
+        type: "frame",
+        groupIds: ["A"],
+      });
+
+      const [rectangle, text] = API.createTextContainer({
+        frameId: frame.id,
+      });
+
+      const ellipse = API.createElement({
+        type: "ellipse",
+        groupIds: ["A"],
+      });
+
+      API.setElements([rectangle, text, frame, ellipse]);
+      API.setSelectedElements([frame, ellipse]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, frameId: frame.id },
+        { id: frame.id },
+        { id: ellipse.id },
+        { [ORIG_ID]: rectangle.id, frameId: getCloneByOrigId(frame.id)?.id },
+        { [ORIG_ID]: text.id, frameId: getCloneByOrigId(frame.id)?.id },
+        { [ORIG_ID]: frame.id, selected: true },
+        { [ORIG_ID]: ellipse.id, selected: true },
+      ]);
+    });
+
+    it("duplicate group containing frame (children have groupIds)", () => {
+      const frame = API.createElement({
+        type: "frame",
+        groupIds: ["A"],
+      });
+
+      const [rectangle, text] = API.createTextContainer({
+        frameId: frame.id,
+        groupIds: ["A"],
+      });
+
+      const ellipse = API.createElement({
+        type: "ellipse",
+        groupIds: ["A"],
+      });
+
+      API.setElements([rectangle, text, frame, ellipse]);
+      API.setSelectedElements([frame, ellipse]);
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: rectangle.id, frameId: frame.id },
+        { id: text.id, frameId: frame.id },
+        { id: frame.id },
+        { id: ellipse.id },
+        {
+          [ORIG_ID]: rectangle.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+          // FIXME shouldn't be selected (in selectGroupsForSelectedElements)
+          selected: true,
+        },
+        {
+          [ORIG_ID]: text.id,
+          frameId: getCloneByOrigId(frame.id)?.id,
+          // FIXME shouldn't be selected (in selectGroupsForSelectedElements)
+          selected: true,
+        },
+        { [ORIG_ID]: frame.id, selected: true },
+        { [ORIG_ID]: ellipse.id, selected: true },
+      ]);
+    });
+
+    it("duplicating element nested in group", () => {
+      const ellipse = API.createElement({
+        type: "ellipse",
+        groupIds: ["B"],
+      });
+      const rect1 = API.createElement({
+        type: "rectangle",
+        groupIds: ["A", "B"],
+      });
+      const rect2 = API.createElement({
+        type: "rectangle",
+        groupIds: ["A", "B"],
+      });
+
+      API.setElements([ellipse, rect1, rect2]);
+      API.setSelectedElements([ellipse], "B");
+
+      act(() => {
+        h.app.actionManager.executeAction(actionDuplicateSelection);
+      });
+
+      assertElements(h.elements, [
+        { id: ellipse.id },
+        { [ORIG_ID]: ellipse.id, groupIds: ["B"], selected: true },
+        { id: rect1.id, groupIds: ["A", "B"] },
+        { id: rect2.id, groupIds: ["A", "B"] },
+      ]);
+    });
+  });
+});

packages/excalidraw/actions/actionDuplicateSelection.tsx

@@ -5,7 +5,13 @@ import { duplicateElement, getNonDeletedElements } from "../element";
 import { isSomeElementSelected } from "../scene";
 import { ToolButton } from "../components/ToolButton";
 import { t } from "../i18n";
-import { arrayToMap, getShortcutKey } from "../utils";
+import {
+  arrayToMap,
+  castArray,
+  findLastIndex,
+  getShortcutKey,
+  invariant,
+} from "../utils";
 import { LinearElementEditor } from "../element/linearElementEditor";
 import {
   selectGroupsForSelectedElements,
@@ -19,8 +25,13 @@ import { DEFAULT_GRID_SIZE } from "../constants";
 import {
   bindTextToShapeAfterDuplication,
   getBoundTextElement,
+  getContainerElement,
 } from "../element/textElement";
-import { isBoundToContainer, isFrameLikeElement } from "../element/typeChecks";
+import {
+  hasBoundTextElement,
+  isBoundToContainer,
+  isFrameLikeElement,
+} from "../element/typeChecks";
 import { normalizeElementOrder } from "../element/sortElements";
 import { DuplicateIcon } from "../components/icons";
 import {
@@ -31,7 +42,6 @@ import {
   excludeElementsInFramesFromSelection,
   getSelectedElements,
 } from "../scene/selection";
-import { syncMovedIndices } from "../fractionalIndex";
 import { StoreAction } from "../store";
 
 export const actionDuplicateSelection = register({
@@ -85,34 +95,66 @@ const duplicateElements = (
 ): Partial<ActionResult> => {
   // ---------------------------------------------------------------------------
 
-  // step (1)
-
-  const sortedElements = normalizeElementOrder(elements);
   const groupIdMap = new Map();
   const newElements: ExcalidrawElement[] = [];
   const oldElements: ExcalidrawElement[] = [];
   const oldIdToDuplicatedId = new Map();
   const duplicatedElementsMap = new Map<string, ExcalidrawElement>();
 
-  const duplicateAndOffsetElement = (element: ExcalidrawElement) => {
-    const newElement = duplicateElement(
-      appState.editingGroupId,
-      groupIdMap,
-      element,
-      {
-        x: element.x + DEFAULT_GRID_SIZE / 2,
-        y: element.y + DEFAULT_GRID_SIZE / 2,
+  const elementsMap = arrayToMap(elements);
+
+  const duplicateAndOffsetElement = <
+    T extends ExcalidrawElement | ExcalidrawElement[],
+  >(
+    element: T,
+  ): T extends ExcalidrawElement[]
+    ? ExcalidrawElement[]
+    : ExcalidrawElement | null => {
+    const elements = castArray(element);
+
+    const _newElements = elements.reduce(
+      (acc: ExcalidrawElement[], element) => {
+        if (processedIds.has(element.id)) {
+          return acc;
+        }
+
+        processedIds.set(element.id, true);
+
+        const newElement = duplicateElement(
+          appState.editingGroupId,
+          groupIdMap,
+          element,
+          {
+            x: element.x + DEFAULT_GRID_SIZE / 2,
+            y: element.y + DEFAULT_GRID_SIZE / 2,
+          },
+        );
+
+        processedIds.set(newElement.id, true);
+
+        duplicatedElementsMap.set(newElement.id, newElement);
+        oldIdToDuplicatedId.set(element.id, newElement.id);
+
+        oldElements.push(element);
+        newElements.push(newElement);
+
+        acc.push(newElement);
+        return acc;
       },
+      [],
     );
-    duplicatedElementsMap.set(newElement.id, newElement);
-    oldIdToDuplicatedId.set(element.id, newElement.id);
-    oldElements.push(element);
-    newElements.push(newElement);
-    return newElement;
+
+    return (
+      Array.isArray(element) ? _newElements : _newElements[0] || null
+    ) as T extends ExcalidrawElement[]
+      ? ExcalidrawElement[]
+      : ExcalidrawElement | null;
   };
 
+  elements = normalizeElementOrder(elements);
+
   const idsOfElementsToDuplicate = arrayToMap(
-    getSelectedElements(sortedElements, appState, {
+    getSelectedElements(elements, appState, {
       includeBoundTextElement: true,
       includeElementsInFrames: true,
     }),
@@ -130,122 +172,133 @@ const duplicateElements = (
   // loop over them.
   const processedIds = new Map<ExcalidrawElement["id"], true>();
 
-  const markAsProcessed = (elements: ExcalidrawElement[]) => {
-    for (const element of elements) {
-      processedIds.set(element.id, true);
+  const elementsWithClones: ExcalidrawElement[] = elements.slice();
+
+  const insertAfterIndex = (
+    index: number,
+    elements: ExcalidrawElement | null | ExcalidrawElement[],
+  ) => {
+    invariant(index !== -1, "targetIndex === -1 ");
+
+    if (!Array.isArray(elements) && !elements) {
+      return;
     }
-    return elements;
+
+    elementsWithClones.splice(index + 1, 0, ...castArray(elements));
   };
 
-  const elementsWithClones: ExcalidrawElement[] = [];
+  const frameIdsToDuplicate = new Set(
+    elements
+      .filter(
+        (el) => idsOfElementsToDuplicate.has(el.id) && isFrameLikeElement(el),
+      )
+      .map((el) => el.id),
+  );
 
-  let index = -1;
-
-  while (++index < sortedElements.length) {
-    const element = sortedElements[index];
-
-    if (processedIds.get(element.id)) {
+  for (const element of elements) {
+    if (processedIds.has(element.id)) {
       continue;
     }
 
-    const boundTextElement = getBoundTextElement(element, arrayToMap(elements));
-    const isElementAFrameLike = isFrameLikeElement(element);
+    if (!idsOfElementsToDuplicate.has(element.id)) {
+      continue;
+    }
 
-    if (idsOfElementsToDuplicate.get(element.id)) {
-      // if a group or a container/bound-text or frame, duplicate atomically
-      if (element.groupIds.length || boundTextElement || isElementAFrameLike) {
-        const groupId = getSelectedGroupForElement(appState, element);
-        if (groupId) {
-          // TODO:
-          // remove `.flatMap...`
-          // if the elements in a frame are grouped when the frame is grouped
-          const groupElements = getElementsInGroup(
-            sortedElements,
-            groupId,
-          ).flatMap((element) =>
-            isFrameLikeElement(element)
-              ? [...getFrameChildren(elements, element.id), element]
-              : [element],
-          );
+    // groups
+    // -------------------------------------------------------------------------
 
-          elementsWithClones.push(
-            ...markAsProcessed([
-              ...groupElements,
-              ...groupElements.map((element) =>
-                duplicateAndOffsetElement(element),
-              ),
-            ]),
-          );
-          continue;
-        }
-        if (boundTextElement) {
-          elementsWithClones.push(
-            ...markAsProcessed([
-              element,
-              boundTextElement,
-              duplicateAndOffsetElement(element),
-              duplicateAndOffsetElement(boundTextElement),
-            ]),
-          );
-          continue;
-        }
-        if (isElementAFrameLike) {
-          const elementsInFrame = getFrameChildren(sortedElements, element.id);
+    const groupId = getSelectedGroupForElement(appState, element);
+    if (groupId) {
+      const groupElements = getElementsInGroup(elements, groupId).flatMap(
+        (element) =>
+          isFrameLikeElement(element)
+            ? [...getFrameChildren(elements, element.id), element]
+            : [element],
+      );
 
-          elementsWithClones.push(
-            ...markAsProcessed([
-              ...elementsInFrame,
-              element,
-              ...elementsInFrame.map((e) => duplicateAndOffsetElement(e)),
-              duplicateAndOffsetElement(element),
-            ]),
-          );
+      const targetIndex = findLastIndex(elementsWithClones, (el) => {
+        return el.groupIds?.includes(groupId);
+      });
 
-          continue;
-        }
-      }
-      // since elements in frames have a lower z-index than the frame itself,
-      // they will be looped first and if their frames are selected as well,
-      // they will have been copied along with the frame atomically in the
-      // above branch, so we must skip those elements here
-      //
-      // now, for elements do not belong any frames or elements whose frames
-      // are selected (or elements that are left out from the above
-      // steps for whatever reason) we (should at least) duplicate them here
-      if (!element.frameId || !idsOfElementsToDuplicate.has(element.frameId)) {
-        elementsWithClones.push(
-          ...markAsProcessed([element, duplicateAndOffsetElement(element)]),
+      insertAfterIndex(targetIndex, duplicateAndOffsetElement(groupElements));
+      continue;
+    }
+
+    // frame duplication
+    // -------------------------------------------------------------------------
+
+    if (element.frameId && frameIdsToDuplicate.has(element.frameId)) {
+      continue;
+    }
+
+    if (isFrameLikeElement(element)) {
+      const frameId = element.id;
+
+      const frameChildren = getFrameChildren(elements, frameId);
+
+      const targetIndex = findLastIndex(elementsWithClones, (el) => {
+        return el.frameId === frameId || el.id === frameId;
+      });
+
+      insertAfterIndex(
+        targetIndex,
+        duplicateAndOffsetElement([...frameChildren, element]),
+      );
+      continue;
+    }
+
+    // text container
+    // -------------------------------------------------------------------------
+
+    if (hasBoundTextElement(element)) {
+      const boundTextElement = getBoundTextElement(element, elementsMap);
+
+      const targetIndex = findLastIndex(elementsWithClones, (el) => {
+        return (
+          el.id === element.id ||
+          ("containerId" in el && el.containerId === element.id)
         );
+      });
+
+      if (boundTextElement) {
+        insertAfterIndex(
+          targetIndex,
+          duplicateAndOffsetElement([element, boundTextElement]),
+        );
+      } else {
+        insertAfterIndex(targetIndex, duplicateAndOffsetElement(element));
       }
-    } else {
-      elementsWithClones.push(...markAsProcessed([element]));
+
+      continue;
     }
-  }
 
-  // step (2)
+    if (isBoundToContainer(element)) {
+      const container = getContainerElement(element, elementsMap);
 
-  // second pass to remove duplicates. We loop from the end as it's likelier
-  // that the last elements are in the correct order (contiguous or otherwise).
-  // Thus we need to reverse as the last step (3).
+      const targetIndex = findLastIndex(elementsWithClones, (el) => {
+        return el.id === element.id || el.id === container?.id;
+      });
 
-  const finalElementsReversed: ExcalidrawElement[] = [];
+      if (container) {
+        insertAfterIndex(
+          targetIndex,
+          duplicateAndOffsetElement([container, element]),
+        );
+      } else {
+        insertAfterIndex(targetIndex, duplicateAndOffsetElement(element));
+      }
 
-  const finalElementIds = new Map<ExcalidrawElement["id"], true>();
-  index = elementsWithClones.length;
-
-  while (--index >= 0) {
-    const element = elementsWithClones[index];
-    if (!finalElementIds.get(element.id)) {
-      finalElementIds.set(element.id, true);
-      finalElementsReversed.push(element);
+      continue;
     }
-  }
 
-  // step (3)
-  const finalElements = syncMovedIndices(
-    finalElementsReversed.reverse(),
-    arrayToMap(newElements),
-  );
+    // default duplication (regular elements)
+    // -------------------------------------------------------------------------
+
+    insertAfterIndex(
+      findLastIndex(elementsWithClones, (el) => el.id === element.id),
+      duplicateAndOffsetElement(element),
+    );
+  }
 
   // ---------------------------------------------------------------------------
 
@@ -260,7 +313,7 @@ const duplicateElements = (
     oldIdToDuplicatedId,
   );
   bindElementsToFramesAfterDuplication(
-    finalElements,
+    elementsWithClones,
     oldElements,
     oldIdToDuplicatedId,
   );
@@ -269,7 +322,7 @@ const duplicateElements = (
     excludeElementsInFramesFromSelection(newElements);
 
   return {
-    elements: finalElements,
+    elements: elementsWithClones,
     appState: {
       ...appState,
       ...selectGroupsForSelectedElements(
@@ -285,7 +338,7 @@ const duplicateElements = (
             {},
           ),
         },
-        getNonDeletedElements(finalElements),
+        getNonDeletedElements(elementsWithClones),
         appState,
         null,
       ),

packages/excalidraw/actions/actionProperties.tsx

@@ -121,6 +121,7 @@ import {
 import { LinearElementEditor } from "../element/linearElementEditor";
 import type { LocalPoint } from "../../math";
 import { pointFrom } from "../../math";
+import { Range } from "../components/Range";
 
 const FONT_SIZE_RELATIVE_INCREASE_STEP = 0.1;
 
@@ -630,25 +631,12 @@ export const actionChangeOpacity = register({
     };
   },
   PanelComponent: ({ elements, appState, updateData }) => (
-    <label className="control-label">
-      {t("labels.opacity")}
-      <input
-        type="range"
-        min="0"
-        max="100"
-        step="10"
-        onChange={(event) => updateData(+event.target.value)}
-        value={
-          getFormValue(
-            elements,
-            appState,
-            (element) => element.opacity,
-            true,
-            appState.currentItemOpacity,
-          ) ?? undefined
-        }
-      />
-    </label>
+    <Range
+      updateData={updateData}
+      elements={elements}
+      appState={appState}
+      testId="opacity"
+    />
   ),
 });
 
@@ -1617,6 +1605,8 @@ export const actionChangeArrowType = register({
             elements,
             elementsMap,
             appState.zoom,
+            false,
+            true,
           );
         const endHoveredElement =
           !newElement.endBinding &&
@@ -1625,6 +1615,8 @@ export const actionChangeArrowType = register({
             elements,
             elementsMap,
             appState.zoom,
+            false,
+            true,
           );
         const startElement = startHoveredElement
           ? startHoveredElement

packages/excalidraw/components/App.tsx

@@ -5770,7 +5770,10 @@ class App extends React.Component<AppProps, AppState> {
         });
       }
       if (editingLinearElement?.lastUncommittedPoint != null) {
-        this.maybeSuggestBindingAtCursor(scenePointer);
+        this.maybeSuggestBindingAtCursor(
+          scenePointer,
+          editingLinearElement.elbowed,
+        );
       } else {
         // causes stack overflow if not sync
         flushSync(() => {
@@ -5790,7 +5793,7 @@ class App extends React.Component<AppProps, AppState> {
           this.state.startBoundElement,
         );
       } else {
-        this.maybeSuggestBindingAtCursor(scenePointer);
+        this.maybeSuggestBindingAtCursor(scenePointer, false);
       }
     }
 
@@ -7728,6 +7731,7 @@ class App extends React.Component<AppProps, AppState> {
         this.scene.getNonDeletedElementsMap(),
         this.state.zoom,
         isElbowArrow(element),
+        isElbowArrow(element),
       );
 
       this.scene.insertElement(element);
@@ -9813,13 +9817,23 @@ class App extends React.Component<AppProps, AppState> {
         this.state,
       );
 
-      const imageFile = await fileOpen({
+      let imageFile = await fileOpen({
         description: "Image",
         extensions: Object.keys(
           IMAGE_MIME_TYPES,
         ) as (keyof typeof IMAGE_MIME_TYPES)[],
       });
 
+      //maybe temporary fix: https://github.com/excalidraw/excalidraw/issues/9091
+      if (imageFile && !imageFile.type) {
+        const extension = imageFile.name.split(".").pop()?.toLowerCase();
+        const mimeType =
+          IMAGE_MIME_TYPES[extension as keyof typeof IMAGE_MIME_TYPES];
+        if (mimeType) {
+          imageFile = new File([imageFile], imageFile.name, { type: mimeType });
+        }
+      }
+
       const imageElement = this.createImageElement({
         sceneX: x,
         sceneY: y,
@@ -10005,15 +10019,20 @@ class App extends React.Component<AppProps, AppState> {
     }
   };
 
-  private maybeSuggestBindingAtCursor = (pointerCoords: {
-    x: number;
-    y: number;
-  }): void => {
+  private maybeSuggestBindingAtCursor = (
+    pointerCoords: {
+      x: number;
+      y: number;
+    },
+    considerAll: boolean,
+  ): void => {
     const hoveredBindableElement = getHoveredElementForBinding(
       pointerCoords,
       this.scene.getNonDeletedElements(),
       this.scene.getNonDeletedElementsMap(),
       this.state.zoom,
+      false,
+      considerAll,
     );
     this.setState({
       suggestedBindings:
@@ -10043,7 +10062,8 @@ class App extends React.Component<AppProps, AppState> {
           this.scene.getNonDeletedElements(),
           this.scene.getNonDeletedElementsMap(),
           this.state.zoom,
-          isArrowElement(linearElement) && isElbowArrow(linearElement),
+          isElbowArrow(linearElement),
+          isElbowArrow(linearElement),
         );
         if (
           hoveredBindableElement != null &&

packages/excalidraw/components/IconPicker.tsx

@@ -5,7 +5,7 @@ import { getLanguage, t } from "../i18n";
 import clsx from "clsx";
 import Collapsible from "./Stats/Collapsible";
 import { atom, useAtom } from "../editor-jotai";
-import { useDevice } from "..";
+import { useDevice } from "./App";
 
 import "./IconPicker.scss";
 

packages/excalidraw/components/LibraryMenu.tsx

@@ -1,4 +1,10 @@
-import React, { useState, useCallback, useMemo, useRef } from "react";
+import React, {
+  useState,
+  useCallback,
+  useMemo,
+  useRef,
+  useEffect,
+} from "react";
 import type Library from "../data/library";
 import {
   distributeLibraryItemsOnSquareGrid,
@@ -150,27 +156,40 @@ const usePendingElementsMemo = (
   appState: UIAppState,
   elements: readonly NonDeletedExcalidrawElement[],
 ) => {
-  const create = () =>
-    getSelectedElements(elements, appState, {
-      includeBoundTextElement: true,
-      includeElementsInFrames: true,
-    });
-  const val = useRef(create());
+  const create = useCallback(
+    (appState: UIAppState, elements: readonly NonDeletedExcalidrawElement[]) =>
+      getSelectedElements(elements, appState, {
+        includeBoundTextElement: true,
+        includeElementsInFrames: true,
+      }),
+    [],
+  );
+
+  const val = useRef(create(appState, elements));
   const prevAppState = useRef<UIAppState>(appState);
   const prevElements = useRef(elements);
 
-  if (
-    !isShallowEqual(
-      appState.selectedElementIds,
-      prevAppState.current.selectedElementIds,
-    ) ||
-    !isShallowEqual(elements, prevElements.current)
-  ) {
-    val.current = create();
-    prevAppState.current = appState;
-    prevElements.current = elements;
-  }
-  return val.current;
+  const update = useCallback(() => {
+    if (
+      !isShallowEqual(
+        appState.selectedElementIds,
+        prevAppState.current.selectedElementIds,
+      ) ||
+      !isShallowEqual(elements, prevElements.current)
+    ) {
+      val.current = create(appState, elements);
+      prevAppState.current = appState;
+      prevElements.current = elements;
+    }
+  }, [create, appState, elements]);
+
+  return useMemo(
+    () => ({
+      update,
+      value: val.current,
+    }),
+    [update, val],
+  );
 };
 
 /**
@@ -181,6 +200,7 @@ export const LibraryMenu = () => {
   const { library, id, onInsertElements } = useApp();
   const appProps = useAppProps();
   const appState = useUIAppState();
+  const app = useApp();
   const setAppState = useExcalidrawSetAppState();
   const elements = useExcalidrawElements();
   const [selectedItems, setSelectedItems] = useState<LibraryItem["id"][]>([]);
@@ -203,9 +223,13 @@ export const LibraryMenu = () => {
     });
   }, [setAppState]);
 
+  useEffect(() => {
+    return app.onPointerUpEmitter.on(() => pendingElements.update());
+  }, [app, pendingElements]);
+
   return (
     <LibraryMenuContent
-      pendingElements={pendingElements}
+      pendingElements={pendingElements.value}
       onInsertLibraryItems={onInsertLibraryItems}
       onAddToLibrary={deselectItems}
       setAppState={setAppState}

packages/excalidraw/components/Range.scss

@@ -0,0 +1,56 @@
+@import "../css/variables.module.scss";
+
+.excalidraw {
+  --slider-thumb-size: 16px;
+
+  .range-wrapper {
+    position: relative;
+    padding-top: 10px;
+    padding-bottom: 30px;
+  }
+
+  .range-input {
+    width: 100%;
+    height: 4px;
+    -webkit-appearance: none;
+    background: var(--color-slider-track);
+    border-radius: 2px;
+    outline: none;
+  }
+
+  .range-input::-webkit-slider-thumb {
+    -webkit-appearance: none;
+    appearance: none;
+    width: var(--slider-thumb-size);
+    height: var(--slider-thumb-size);
+    background: var(--color-slider-thumb);
+    border-radius: 50%;
+    cursor: pointer;
+    border: none;
+  }
+
+  .range-input::-moz-range-thumb {
+    width: var(--slider-thumb-size);
+    height: var(--slider-thumb-size);
+    background: var(--color-slider-thumb);
+    border-radius: 50%;
+    cursor: pointer;
+    border: none;
+  }
+
+  .value-bubble {
+    position: absolute;
+    bottom: 0;
+    transform: translateX(-50%);
+    font-size: 12px;
+    color: var(--text-primary-color);
+  }
+
+  .zero-label {
+    position: absolute;
+    bottom: 0;
+    left: 4px;
+    font-size: 12px;
+    color: var(--text-primary-color);
+  }
+}

packages/excalidraw/components/Range.tsx

@@ -0,0 +1,65 @@
+import React, { useEffect } from "react";
+import { getFormValue } from "../actions/actionProperties";
+import { t } from "../i18n";
+import "./Range.scss";
+
+export type RangeProps = {
+  updateData: (value: number) => void;
+  appState: any;
+  elements: any;
+  testId?: string;
+};
+
+export const Range = ({
+  updateData,
+  appState,
+  elements,
+  testId,
+}: RangeProps) => {
+  const rangeRef = React.useRef<HTMLInputElement>(null);
+  const valueRef = React.useRef<HTMLDivElement>(null);
+  const value = getFormValue(
+    elements,
+    appState,
+    (element) => element.opacity,
+    true,
+    appState.currentItemOpacity,
+  );
+  useEffect(() => {
+    if (rangeRef.current && valueRef.current) {
+      const rangeElement = rangeRef.current;
+      const valueElement = valueRef.current;
+      const inputWidth = rangeElement.offsetWidth;
+      const thumbWidth = 15; // 15 is the width of the thumb
+      const position =
+        (value / 100) * (inputWidth - thumbWidth) + thumbWidth / 2;
+      valueElement.style.left = `${position}px`;
+      rangeElement.style.background = `linear-gradient(to right, var(--color-slider-track) 0%, var(--color-slider-track) ${value}%, var(--button-bg) ${value}%, var(--button-bg) 100%)`;
+    }
+  }, [value]);
+
+  return (
+    <label className="control-label">
+      {t("labels.opacity")}
+      <div className="range-wrapper">
+        <input
+          ref={rangeRef}
+          type="range"
+          min="0"
+          max="100"
+          step="10"
+          onChange={(event) => {
+            updateData(+event.target.value);
+          }}
+          value={value}
+          className="range-input"
+          data-testid={testId}
+        />
+        <div className="value-bubble" ref={valueRef}>
+          {value !== 0 ? value : null}
+        </div>
+        <div className="zero-label">0</div>
+      </div>
+    </label>
+  );
+};

packages/excalidraw/components/welcome-screen/WelcomeScreen.scss

@@ -1,6 +1,6 @@
 .excalidraw {
   .excalifont {
-    font-family: "Excalifont";
+    font-family: "Excalifont", "Xiaolai";
   }
 
   // WelcomeSreen common

packages/excalidraw/constants.ts

@@ -458,3 +458,6 @@ export const ARROW_TYPE: { [T in AppState["currentItemArrowType"]]: T } = {
 
 export const DEFAULT_REDUCED_GLOBAL_ALPHA = 0.3;
 export const ELEMENT_LINK_KEY = "element";
+
+/** used in tests */
+export const ORIG_ID = Symbol.for("__test__originalId__");

packages/excalidraw/css/styles.scss

@@ -649,15 +649,21 @@ body.excalidraw-cursor-resize * {
     @include filledButtonOnCanvas;
   }
 
+  .App-mobile-menu,
   .App-menu__left {
     --button-border: transparent;
     --button-bg: var(--color-surface-mid);
+  }
 
-    @at-root .excalidraw.theme--dark#{&} {
+  @at-root .excalidraw.theme--dark#{&} {
+    .App-mobile-menu,
+    .App-menu__left {
       --button-hover-bg: #363541;
       --button-bg: var(--color-surface-high);
     }
+  }
 
+  .App-menu__left {
     .buttonList {
       padding: 0.25rem 0;
     }

packages/excalidraw/css/theme.scss

@@ -53,6 +53,9 @@
   --scrollbar-thumb: var(--button-gray-2);
   --scrollbar-thumb-hover: var(--button-gray-3);
 
+  --color-slider-track: hsl(240, 100%, 90%);
+  --color-slider-thumb: var(--color-gray-80);
+
   --modal-shadow: 0px 100px 80px rgba(0, 0, 0, 0.07),
     0px 41.7776px 33.4221px rgba(0, 0, 0, 0.0503198),
     0px 22.3363px 17.869px rgba(0, 0, 0, 0.0417275),
@@ -207,6 +210,8 @@
     --scrollbar-thumb: #{$oc-gray-8};
     --scrollbar-thumb-hover: #{$oc-gray-7};
 
+    --color-slider-track: hsl(244, 23%, 39%);
+
     // will be inverted to a lighter color.
     --color-selection: #3530c4;
 

packages/excalidraw/data/url.test.tsx

@@ -25,7 +25,7 @@ describe("normalizeLink", () => {
     expect(normalizeLink("file://")).toBe("file://");
     expect(normalizeLink("[test](https://test)")).toBe("[test](https://test)");
     expect(normalizeLink("[[test]]")).toBe("[[test]]");
-    expect(normalizeLink("<test>")).toBe("&lt;test&gt;");
-    expect(normalizeLink("test&")).toBe("test&amp;");
+    expect(normalizeLink("<test>")).toBe("<test>");
+    expect(normalizeLink("test&")).toBe("test&");
   });
 });

packages/excalidraw/data/url.ts

@@ -1,12 +1,12 @@
 import { sanitizeUrl } from "@braintree/sanitize-url";
-import { sanitizeHTMLAttribute } from "../utils";
+import { escapeDoubleQuotes } from "../utils";
 
 export const normalizeLink = (link: string) => {
   link = link.trim();
   if (!link) {
     return link;
   }
-  return sanitizeUrl(sanitizeHTMLAttribute(link));
+  return sanitizeUrl(escapeDoubleQuotes(link));
 };
 
 export const isLocalLink = (link: string | null) => {

packages/excalidraw/element/binding.ts

@@ -49,7 +49,11 @@ import type { ElementUpdate } from "./mutateElement";
 import { mutateElement } from "./mutateElement";
 import type Scene from "../scene/Scene";
 import { LinearElementEditor } from "./linearElementEditor";
-import { arrayToMap, tupleToCoors } from "../utils";
+import {
+  arrayToMap,
+  isBindingFallthroughEnabled,
+  tupleToCoors,
+} from "../utils";
 import { KEYS } from "../keys";
 import { getBoundTextElement, handleBindTextResize } from "./textElement";
 import { aabbForElement, getElementShape, pointInsideBounds } from "../shapes";
@@ -75,6 +79,7 @@ import {
   clamp,
 } from "../../math";
 import { segmentIntersectRectangleElement } from "../../utils/geometry/shape";
+import { getElementsAtPosition } from "../scene/comparisons";
 
 export type SuggestedBinding =
   | NonDeleted<ExcalidrawBindableElement>
@@ -425,7 +430,8 @@ export const maybeBindLinearElement = (
     elements,
     elementsMap,
     appState.zoom,
-    isElbowArrow(linearElement) && isElbowArrow(linearElement),
+    isElbowArrow(linearElement),
+    isElbowArrow(linearElement),
   );
 
   if (hoveredElement !== null) {
@@ -558,7 +564,64 @@ export const getHoveredElementForBinding = (
   elementsMap: NonDeletedSceneElementsMap,
   zoom?: AppState["zoom"],
   fullShape?: boolean,
+  considerAllElements?: boolean,
 ): NonDeleted<ExcalidrawBindableElement> | null => {
+  if (considerAllElements) {
+    let cullRest = false;
+    const candidateElements = getElementsAtPosition(
+      elements,
+      (element) =>
+        isBindableElement(element, false) &&
+        bindingBorderTest(
+          element,
+          pointerCoords,
+          elementsMap,
+          zoom,
+          (fullShape ||
+            !isBindingFallthroughEnabled(
+              element as ExcalidrawBindableElement,
+            )) &&
+            // disable fullshape snapping for frame elements so we
+            // can bind to frame children
+            !isFrameLikeElement(element),
+        ),
+    ).filter((element) => {
+      if (cullRest) {
+        return false;
+      }
+
+      if (!isBindingFallthroughEnabled(element as ExcalidrawBindableElement)) {
+        cullRest = true;
+      }
+
+      return true;
+    }) as NonDeleted<ExcalidrawBindableElement>[] | null;
+
+    // Return early if there are no candidates or just one candidate
+    if (!candidateElements || candidateElements.length === 0) {
+      return null;
+    }
+
+    if (candidateElements.length === 1) {
+      return candidateElements[0] as NonDeleted<ExcalidrawBindableElement>;
+    }
+
+    // Prefer the shape with the border being tested (if any)
+    const borderTestElements = candidateElements.filter((element) =>
+      bindingBorderTest(element, pointerCoords, elementsMap, zoom, false),
+    );
+    if (borderTestElements.length === 1) {
+      return borderTestElements[0];
+    }
+
+    // Prefer smaller shapes
+    return candidateElements
+      .sort(
+        (a, b) => b.width ** 2 + b.height ** 2 - (a.width ** 2 + a.height ** 2),
+      )
+      .pop() as NonDeleted<ExcalidrawBindableElement>;
+  }
+
   const hoveredElement = getElementAtPosition(
     elements,
     (element) =>
@@ -570,7 +633,8 @@ export const getHoveredElementForBinding = (
         zoom,
         // disable fullshape snapping for frame elements so we
         // can bind to frame children
-        fullShape && !isFrameLikeElement(element),
+        (fullShape || !isBindingFallthroughEnabled(element)) &&
+          !isFrameLikeElement(element),
       ),
   );
 
@@ -1220,6 +1284,8 @@ const getElligibleElementForBindingElement = (
     elements,
     elementsMap,
     zoom,
+    isElbowArrow(linearElement),
+    isElbowArrow(linearElement),
   );
 };
 

packages/excalidraw/element/elbowArrow.ts

@@ -20,11 +20,11 @@ import {
   bindPointToSnapToElementOutline,
   distanceToBindableElement,
   avoidRectangularCorner,
-  getHoveredElementForBinding,
   FIXED_BINDING_DISTANCE,
   getHeadingForElbowArrowSnap,
   getGlobalFixedPointForBindableElement,
   snapToMid,
+  getHoveredElementForBinding,
 } from "./binding";
 import type { Bounds } from "./bounds";
 import type { Heading } from "./heading";
@@ -244,6 +244,12 @@ const handleSegmentRenormalization = (
       );
     }
 
+    import.meta.env.DEV &&
+      invariant(
+        validateElbowPoints(nextPoints),
+        "Invalid elbow points with fixed segments",
+      );
+
     return normalizeArrowElementUpdate(
       nextPoints,
       filteredNextFixedSegments,
@@ -866,6 +872,8 @@ export const updateElbowArrowPoints = (
   updates: {
     points?: readonly LocalPoint[];
     fixedSegments?: FixedSegment[] | null;
+    startBinding?: FixedPointBinding | null;
+    endBinding?: FixedPointBinding | null;
   },
   options?: {
     isDragging?: boolean;
@@ -912,7 +920,11 @@ export const updateElbowArrowPoints = (
   // 0. During all element replacement in the scene, we just need to renormalize
   // the arrow
   // TODO (dwelle,mtolmacs): Remove this once Scene.getScene() is removed
-  if (elementsMap.size === 0 && updates.points) {
+  if (
+    elementsMap.size === 0 &&
+    updates.points &&
+    validateElbowPoints(updates.points)
+  ) {
     return normalizeArrowElementUpdate(
       updates.points.map((p) =>
         pointFrom<GlobalPoint>(arrow.x + p[0], arrow.y + p[1]),
@@ -943,17 +955,48 @@ export const updateElbowArrowPoints = (
     hoveredStartElement,
     hoveredEndElement,
     ...rest
-  } = getElbowArrowData(arrow, elementsMap, updatedPoints, options);
+  } = getElbowArrowData(
+    {
+      x: arrow.x,
+      y: arrow.y,
+      startBinding:
+        typeof updates.startBinding !== "undefined"
+          ? updates.startBinding
+          : arrow.startBinding,
+      endBinding:
+        typeof updates.endBinding !== "undefined"
+          ? updates.endBinding
+          : arrow.endBinding,
+      startArrowhead: arrow.startArrowhead,
+      endArrowhead: arrow.endArrowhead,
+    },
+    elementsMap,
+    updatedPoints,
+    options,
+  );
 
   const fixedSegments = updates.fixedSegments ?? arrow.fixedSegments ?? [];
 
   ////
   // 1. Renormalize the arrow
   ////
-  if (!updates.points && !updates.fixedSegments) {
+  if (
+    !updates.points &&
+    !updates.fixedSegments &&
+    !updates.startBinding &&
+    !updates.endBinding
+  ) {
     return handleSegmentRenormalization(arrow, elementsMap);
   }
 
+  // Short circuit on no-op to avoid huge performance hit
+  if (
+    updates.startBinding === arrow.startBinding &&
+    updates.endBinding === arrow.endBinding
+  ) {
+    return {};
+  }
+
   ////
   // 2. Just normal elbow arrow things
   ////
@@ -1000,6 +1043,7 @@ export const updateElbowArrowPoints = (
 
   ////
   // 5. Handle resize
+  ////
   if (updates.points && updates.fixedSegments) {
     return updates;
   }
@@ -2110,6 +2154,7 @@ const getHoveredElements = (
       nonDeletedSceneElementsMap,
       zoom,
       true,
+      true,
     ),
     getHoveredElementForBinding(
       tupleToCoors(origEndGlobalPoint),
@@ -2117,9 +2162,23 @@ const getHoveredElements = (
       nonDeletedSceneElementsMap,
       zoom,
       true,
+      true,
     ),
   ];
 };
 
 const gridAddressesEqual = (a: GridAddress, b: GridAddress): boolean =>
   a[0] === b[0] && a[1] === b[1];
+
+const validateElbowPoints = <P extends GlobalPoint | LocalPoint>(
+  points: readonly P[],
+  tolerance: number = DEDUP_TRESHOLD,
+) =>
+  points
+    .slice(1)
+    .map(
+      (p, i) =>
+        Math.abs(p[0] - points[i][0]) < tolerance ||
+        Math.abs(p[1] - points[i][1]) < tolerance,
+    )
+    .every(Boolean);

packages/excalidraw/element/embeddable.ts

@@ -1,11 +1,7 @@
 import { register } from "../actions/register";
 import { FONT_FAMILY, VERTICAL_ALIGN } from "../constants";
 import type { ExcalidrawProps } from "../types";
-import {
-  getFontString,
-  sanitizeHTMLAttribute,
-  updateActiveTool,
-} from "../utils";
+import { escapeDoubleQuotes, getFontString, updateActiveTool } from "../utils";
 import { setCursorForShape } from "../cursor";
 import { newTextElement } from "./newElement";
 import { wrapText } from "./textWrapping";
@@ -212,7 +208,7 @@ export const getEmbedLink = (
     // Note that we don't attempt to parse the username as it can consist of
     // non-latin1 characters, and the username in the url can be set to anything
     // without affecting the embed.
-    const safeURL = sanitizeHTMLAttribute(
+    const safeURL = escapeDoubleQuotes(
       `https://twitter.com/x/status/${postId}`,
     );
 
@@ -231,7 +227,7 @@ export const getEmbedLink = (
 
   if (RE_REDDIT.test(link)) {
     const [, page, postId, title] = link.match(RE_REDDIT)!;
-    const safeURL = sanitizeHTMLAttribute(
+    const safeURL = escapeDoubleQuotes(
       `https://reddit.com/r/${page}/comments/${postId}/${title}`,
     );
     const ret: IframeDataWithSandbox = {
@@ -249,7 +245,7 @@ export const getEmbedLink = (
 
   if (RE_GH_GIST.test(link)) {
     const [, user, gistId] = link.match(RE_GH_GIST)!;
-    const safeURL = sanitizeHTMLAttribute(
+    const safeURL = escapeDoubleQuotes(
       `https://gist.github.com/${user}/${gistId}`,
     );
     const ret: IframeDataWithSandbox = {

packages/excalidraw/element/flowchart.ts

@@ -10,13 +10,15 @@ import {
 import { bindLinearElement } from "./binding";
 import { LinearElementEditor } from "./linearElementEditor";
 import { newArrowElement, newElement } from "./newElement";
-import type {
-  ElementsMap,
-  ExcalidrawBindableElement,
-  ExcalidrawElement,
-  ExcalidrawFlowchartNodeElement,
-  NonDeletedSceneElementsMap,
-  OrderedExcalidrawElement,
+import type { SceneElementsMap } from "./types";
+import {
+  type ElementsMap,
+  type ExcalidrawBindableElement,
+  type ExcalidrawElement,
+  type ExcalidrawFlowchartNodeElement,
+  type NonDeletedSceneElementsMap,
+  type Ordered,
+  type OrderedExcalidrawElement,
 } from "./types";
 import { KEYS } from "../keys";
 import type { AppState, PendingExcalidrawElements } from "../types";
@@ -28,9 +30,10 @@ import {
   isFrameElement,
   isFlowchartNodeElement,
 } from "./typeChecks";
-import { invariant } from "../utils";
+import { invariant, toBrandedType } from "../utils";
 import { pointFrom, type LocalPoint } from "../../math";
 import { aabbForElement } from "../shapes";
+import { updateElbowArrowPoints } from "./elbowArrow";
 
 type LinkDirection = "up" | "right" | "down" | "left";
 
@@ -467,7 +470,23 @@ const createBindingArrow = (
     },
   ]);
 
-  return bindingArrow;
+  const update = updateElbowArrowPoints(
+    bindingArrow,
+    toBrandedType<SceneElementsMap>(
+      new Map([
+        ...elementsMap.entries(),
+        [startBindingElement.id, startBindingElement],
+        [endBindingElement.id, endBindingElement],
+        [bindingArrow.id, bindingArrow],
+      ] as [string, Ordered<ExcalidrawElement>][]),
+    ),
+    { points: bindingArrow.points },
+  );
+
+  return {
+    ...bindingArrow,
+    ...update,
+  };
 };
 
 export class FlowChartNavigator {

packages/excalidraw/element/linearElementEditor.ts

@@ -444,6 +444,8 @@ export class LinearElementEditor {
                 elements,
                 elementsMap,
                 appState.zoom,
+                isElbowArrow(element),
+                isElbowArrow(element),
               )
             : null;
 
@@ -796,6 +798,7 @@ export class LinearElementEditor {
           elements,
           elementsMap,
           app.state.zoom,
+          linearElementEditor.elbowed,
         ),
       };
 

packages/excalidraw/element/mutateElement.ts

@@ -33,13 +33,16 @@ export const mutateElement = <TElement extends Mutable<ExcalidrawElement>>(
 
   // casting to any because can't use `in` operator
   // (see https://github.com/microsoft/TypeScript/issues/21732)
-  const { points, fixedSegments, fileId } = updates as any;
+  const { points, fixedSegments, fileId, startBinding, endBinding } =
+    updates as any;
 
   if (
     isElbowArrow(element) &&
     (Object.keys(updates).length === 0 || // normalization case
       typeof points !== "undefined" || // repositioning
-      typeof fixedSegments !== "undefined") // segment fixing
+      typeof fixedSegments !== "undefined" || // segment fixing
+      typeof startBinding !== "undefined" ||
+      typeof endBinding !== "undefined") // manual binding to element
   ) {
     const elementsMap = toBrandedType<SceneElementsMap>(
       Scene.getScene(element)?.getNonDeletedElementsMap() ?? new Map(),
@@ -58,6 +61,8 @@ export const mutateElement = <TElement extends Mutable<ExcalidrawElement>>(
         {
           fixedSegments,
           points,
+          startBinding,
+          endBinding,
         },
         {
           isDragging: options?.isDragging,

packages/excalidraw/element/newElement.ts

@@ -45,6 +45,7 @@ import {
   DEFAULT_FONT_SIZE,
   DEFAULT_TEXT_ALIGN,
   DEFAULT_VERTICAL_ALIGN,
+  ORIG_ID,
   VERTICAL_ALIGN,
 } from "../constants";
 import type { MarkOptional, Merge, Mutable } from "../utility-types";
@@ -592,26 +593,18 @@ export const deepCopyElement = <T extends ExcalidrawElement>(
   return _deepCopyElement(val);
 };
 
+const __test__defineOrigId = (clonedObj: object, origId: string) => {
+  Object.defineProperty(clonedObj, ORIG_ID, {
+    value: origId,
+    writable: false,
+    enumerable: false,
+  });
+};
+
 /**
- * utility wrapper to generate new id. In test env it reuses the old + postfix
- * for test assertions.
+ * utility wrapper to generate new id.
  */
-export const regenerateId = (
-  /** supply null if no previous id exists */
-  previousId: string | null,
-) => {
-  if (isTestEnv() && previousId) {
-    let nextId = `${previousId}_copy`;
-    // `window.h` may not be defined in some unit tests
-    if (
-      window.h?.app
-        ?.getSceneElementsIncludingDeleted()
-        .find((el: ExcalidrawElement) => el.id === nextId)
-    ) {
-      nextId += "_copy";
-    }
-    return nextId;
-  }
+const regenerateId = () => {
   return randomId();
 };
 
@@ -637,7 +630,11 @@ export const duplicateElement = <TElement extends ExcalidrawElement>(
 ): Readonly<TElement> => {
   let copy = deepCopyElement(element);
 
-  copy.id = regenerateId(copy.id);
+  if (isTestEnv()) {
+    __test__defineOrigId(copy, element.id);
+  }
+
+  copy.id = regenerateId();
   copy.boundElements = null;
   copy.updated = getUpdatedTimestamp();
   copy.seed = randomInteger();
@@ -646,7 +643,7 @@ export const duplicateElement = <TElement extends ExcalidrawElement>(
     editingGroupId,
     (groupId) => {
       if (!groupIdMapForOperation.has(groupId)) {
-        groupIdMapForOperation.set(groupId, regenerateId(groupId));
+        groupIdMapForOperation.set(groupId, regenerateId());
       }
       return groupIdMapForOperation.get(groupId)!;
     },
@@ -692,7 +689,7 @@ export const duplicateElements = (
     // if we haven't migrated the element id, but an old element with the same
     // id exists, generate a new id for it and return it
     if (origElementsMap.has(id)) {
-      const newId = regenerateId(id);
+      const newId = regenerateId();
       elementNewIdsMap.set(id, newId);
       return newId;
     }
@@ -706,6 +703,9 @@ export const duplicateElements = (
     const clonedElement: Mutable<ExcalidrawElement> = _deepCopyElement(element);
 
     clonedElement.id = maybeGetNewId(element.id)!;
+    if (isTestEnv()) {
+      __test__defineOrigId(clonedElement, element.id);
+    }
 
     if (opts?.randomizeSeed) {
       clonedElement.seed = randomInteger();
@@ -715,7 +715,7 @@ export const duplicateElements = (
     if (clonedElement.groupIds) {
       clonedElement.groupIds = clonedElement.groupIds.map((groupId) => {
         if (!groupNewIdsMap.has(groupId)) {
-          groupNewIdsMap.set(groupId, regenerateId(groupId));
+          groupNewIdsMap.set(groupId, regenerateId());
         }
         return groupNewIdsMap.get(groupId)!;
       });

packages/excalidraw/element/sortElements.ts

@@ -116,8 +116,5 @@ const normalizeBoundElementsOrder = (
 export const normalizeElementOrder = (
   elements: readonly ExcalidrawElement[],
 ) => {
-  // console.time();
-  const ret = normalizeBoundElementsOrder(normalizeGroupElementOrder(elements));
-  // console.timeEnd();
-  return ret;
+  return normalizeBoundElementsOrder(normalizeGroupElementOrder(elements));
 };

packages/excalidraw/fonts/Fonts.ts

@@ -3,7 +3,6 @@ import {
   FONT_FAMILY_FALLBACKS,
   CJK_HAND_DRAWN_FALLBACK_FONT,
   WINDOWS_EMOJI_FALLBACK_FONT,
-  isSafari,
   getFontFamilyFallbacks,
 } from "../constants";
 import { isTextElement } from "../element";
@@ -137,50 +136,28 @@ export class Fonts {
 
   /**
    * Load font faces for a given scene and trigger scene update.
-   *
-   * FontFaceSet loadingdone event we listen on may not always
-   * fire (looking at you Safari), so on init we manually load all
-   * fonts and rerender scene text elements once done.
-   *
-   * For Safari we make sure to check against each loaded font face
-   * with the unique characters per family in the scene,
-   * otherwise fonts might remain unloaded.
    */
   public loadSceneFonts = async (): Promise<FontFace[]> => {
     const sceneFamilies = this.getSceneFamilies();
-    const charsPerFamily = isSafari
-      ? Fonts.getCharsPerFamily(this.scene.getNonDeletedElements())
-      : undefined;
+    const charsPerFamily = Fonts.getCharsPerFamily(
+      this.scene.getNonDeletedElements(),
+    );
 
     return Fonts.loadFontFaces(sceneFamilies, charsPerFamily);
   };
 
   /**
    * Load font faces for passed elements - use when the scene is unavailable (i.e. export).
-   *
-   * For Safari we make sure to check against each loaded font face,
-   * with the unique characters per family in the elements
-   * otherwise fonts might remain unloaded.
    */
   public static loadElementsFonts = async (
     elements: readonly ExcalidrawElement[],
   ): Promise<FontFace[]> => {
     const fontFamilies = Fonts.getUniqueFamilies(elements);
-    const charsPerFamily = isSafari
-      ? Fonts.getCharsPerFamily(elements)
-      : undefined;
+    const charsPerFamily = Fonts.getCharsPerFamily(elements);
 
     return Fonts.loadFontFaces(fontFamilies, charsPerFamily);
   };
 
-  /**
-   * Load all registered font faces.
-   */
-  public static loadAllFonts = async (): Promise<FontFace[]> => {
-    const allFamilies = Fonts.getAllFamilies();
-    return Fonts.loadFontFaces(allFamilies);
-  };
-
   /**
    * Generate CSS @font-face declarations for the given elements.
    */
@@ -223,7 +200,7 @@ export class Fonts {
 
   private static async loadFontFaces(
     fontFamilies: Array<ExcalidrawTextElement["fontFamily"]>,
-    charsPerFamily?: Record<number, Set<string>>,
+    charsPerFamily: Record<number, Set<string>>,
   ) {
     // add all registered font faces into the `document.fonts` (if not added already)
     for (const { fontFaces, metadata } of Fonts.registered.values()) {
@@ -248,7 +225,7 @@ export class Fonts {
 
   private static *fontFacesLoader(
     fontFamilies: Array<ExcalidrawTextElement["fontFamily"]>,
-    charsPerFamily?: Record<number, Set<string>>,
+    charsPerFamily: Record<number, Set<string>>,
   ): Generator<Promise<void | readonly [number, FontFace[]]>> {
     for (const [index, fontFamily] of fontFamilies.entries()) {
       const font = getFontString({
@@ -256,12 +233,9 @@ export class Fonts {
         fontSize: 16,
       });
 
-      // WARN: without "text" param it does not have to mean that all font faces are loaded, instead it could be just one!
-      // for Safari on init, we rather check with the "text" param, even though it's less efficient, as otherwise fonts might remain unloaded
-      const text =
-        isSafari && charsPerFamily
-          ? Fonts.getCharacters(charsPerFamily, fontFamily)
-          : "";
+      // 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!
+      // instead, we are always checking chars used in the family, so that no required font faces remain unloaded
+      const text = Fonts.getCharacters(charsPerFamily, fontFamily);
 
       if (!window.document.fonts.check(font, text)) {
         yield promiseTry(async () => {

packages/excalidraw/frame.test.tsx

@@ -1,9 +1,8 @@
-import React from "react";
 import type { ExcalidrawElement } from "./element/types";
 import { convertToExcalidrawElements, Excalidraw } from "./index";
 import { API } from "./tests/helpers/api";
 import { Keyboard, Pointer } from "./tests/helpers/ui";
-import { render } from "./tests/test-utils";
+import { getCloneByOrigId, render } from "./tests/test-utils";
 
 const { h } = window;
 const mouse = new Pointer("mouse");
@@ -413,10 +412,10 @@ describe("adding elements to frames", () => {
 
       dragElementIntoFrame(frame, rect2);
 
-      const rect2_copy = { ...rect2, id: `${rect2.id}_copy` };
-
       selectElementAndDuplicate(rect2);
 
+      const rect2_copy = getCloneByOrigId(rect2.id);
+
       expect(rect2_copy.frameId).toBe(frame.id);
       expect(rect2.frameId).toBe(frame.id);
       expectEqualIds([rect2_copy, rect2, frame]);
@@ -427,11 +426,11 @@ describe("adding elements to frames", () => {
 
       dragElementIntoFrame(frame, rect2);
 
-      const rect2_copy = { ...rect2, id: `${rect2.id}_copy` };
-
       // move the rect2 outside the frame
       selectElementAndDuplicate(rect2, [-1000, -1000]);
 
+      const rect2_copy = getCloneByOrigId(rect2.id);
+
       expect(rect2_copy.frameId).toBe(frame.id);
       expect(rect2.frameId).toBe(null);
       expectEqualIds([rect2_copy, frame, rect2]);

packages/excalidraw/package.json

@@ -103,6 +103,7 @@
     "@types/pako": "1.0.3",
     "@types/pica": "5.1.3",
     "@types/resize-observer-browser": "0.1.7",
+    "ansicolor": "2.0.3",
     "autoprefixer": "10.4.7",
     "babel-loader": "8.2.5",
     "babel-plugin-transform-class-properties": "6.24.1",

packages/excalidraw/scene/comparisons.ts

@@ -75,20 +75,23 @@ export const getElementsAtPosition = (
   isAtPositionFn: (element: NonDeletedExcalidrawElement) => boolean,
 ) => {
   const iframeLikes: ExcalidrawIframeElement[] = [];
-  // The parameter elements comes ordered from lower z-index to higher.
-  // We want to preserve that order on the returned array.
-  // Exception being embeddables which should be on top of everything else in
-  // terms of hit testing.
-  const elsAtPos = elements.filter((element) => {
-    const hit = !element.isDeleted && isAtPositionFn(element);
-    if (hit) {
-      if (isIframeElement(element)) {
-        iframeLikes.push(element);
-        return false;
-      }
-      return true;
+  const elementsAtPosition: NonDeletedExcalidrawElement[] = [];
+  // We need to to hit testing from front (end of the array) to back (beginning of the array)
+  // because array is ordered from lower z-index to highest and we want element z-index
+  // with higher z-index
+  for (let index = elements.length - 1; index >= 0; --index) {
+    const element = elements[index];
+    if (element.isDeleted) {
+      continue;
     }
-    return false;
-  });
-  return elsAtPos.concat(iframeLikes);
+    if (isIframeElement(element)) {
+      iframeLikes.push(element);
+      continue;
+    }
+    if (isAtPositionFn(element)) {
+      elementsAtPosition.push(element);
+    }
+  }
+
+  return elementsAtPosition.concat(iframeLikes);
 };

packages/excalidraw/tests/__snapshots__/contextmenu.test.tsx.snap

@@ -2517,7 +2517,7 @@ exports[`contextMenu element > selecting 'Duplicate' in context menu duplicates
   "scrolledOutside": false,
   "searchMatches": [],
   "selectedElementIds": {
-    "id0_copy": true,
+    "id1": true,
   },
   "selectedElementsAreBeingDragged": false,
   "selectedGroupIds": {},
@@ -2590,7 +2590,7 @@ exports[`contextMenu element > selecting 'Duplicate' in context menu duplicates
   "frameId": null,
   "groupIds": [],
   "height": 20,
-  "id": "id0_copy",
+  "id": "id1",
   "index": "a1",
   "isDeleted": false,
   "link": null,
@@ -2680,7 +2680,7 @@ History {
         "delta": Delta {
           "deleted": {
             "selectedElementIds": {
-              "id0_copy": true,
+              "id1": true,
             },
           },
           "inserted": {
@@ -2693,7 +2693,7 @@ History {
       "elementsChange": ElementsChange {
         "added": Map {},
         "removed": Map {
-          "id0_copy" => Delta {
+          "id1" => Delta {
             "deleted": {
               "angle": 0,
               "backgroundColor": "transparent",

packages/excalidraw/tests/__snapshots__/move.test.tsx.snap

@@ -10,7 +10,7 @@ exports[`duplicate element on move when ALT is clicked > rectangle 5`] = `
   "frameId": null,
   "groupIds": [],
   "height": 50,
-  "id": "id0_copy",
+  "id": "id2",
   "index": "a0",
   "isDeleted": false,
   "link": null,

packages/excalidraw/tests/__snapshots__/regressionTests.test.tsx.snap

@@ -2129,7 +2129,7 @@ History {
       "elementsChange": ElementsChange {
         "added": Map {},
         "removed": Map {
-          "id0_copy" => Delta {
+          "id2" => Delta {
             "deleted": {
               "angle": 0,
               "backgroundColor": "transparent",
@@ -10619,7 +10619,7 @@ History {
       "elementsChange": ElementsChange {
         "added": Map {},
         "removed": Map {
-          "id0_copy" => Delta {
+          "id6" => Delta {
             "deleted": {
               "angle": 0,
               "backgroundColor": "transparent",
@@ -10628,7 +10628,7 @@ History {
               "fillStyle": "solid",
               "frameId": null,
               "groupIds": [
-                "id4_copy",
+                "id7",
               ],
               "height": 10,
               "index": "a0",
@@ -10652,7 +10652,7 @@ History {
               "isDeleted": true,
             },
           },
-          "id1_copy" => Delta {
+          "id8" => Delta {
             "deleted": {
               "angle": 0,
               "backgroundColor": "transparent",
@@ -10661,7 +10661,7 @@ History {
               "fillStyle": "solid",
               "frameId": null,
               "groupIds": [
-                "id4_copy",
+                "id7",
               ],
               "height": 10,
               "index": "a1",
@@ -10685,7 +10685,7 @@ History {
               "isDeleted": true,
             },
           },
-          "id2_copy" => Delta {
+          "id9" => Delta {
             "deleted": {
               "angle": 0,
               "backgroundColor": "transparent",
@@ -10694,7 +10694,7 @@ History {
               "fillStyle": "solid",
               "frameId": null,
               "groupIds": [
-                "id4_copy",
+                "id7",
               ],
               "height": 10,
               "index": "a2",

packages/excalidraw/tests/actionStyles.test.tsx

@@ -50,7 +50,7 @@ describe("actionStyles", () => {
     // Roughness
     fireEvent.click(screen.getByTitle("Cartoonist"));
     // Opacity
-    fireEvent.change(screen.getByLabelText("Opacity"), {
+    fireEvent.change(screen.getByTestId("opacity"), {
       target: { value: "60" },
     });
 

packages/excalidraw/tests/contextmenu.test.tsx

@@ -338,7 +338,7 @@ describe("contextMenu element", () => {
     // Roughness
     fireEvent.click(screen.getByTitle("Cartoonist"));
     // Opacity
-    fireEvent.change(screen.getByLabelText("Opacity"), {
+    fireEvent.change(screen.getByTestId("opacity"), {
       target: { value: "60" },
     });
 

packages/excalidraw/tests/helpers/api.ts

@@ -40,6 +40,7 @@ import { createTestHook } from "../../components/App";
 import type { Action } from "../../actions/types";
 import { mutateElement } from "../../element/mutateElement";
 import { pointFrom, type LocalPoint, type Radians } from "../../../math";
+import { selectGroupsForSelectedElements } from "../../groups";
 
 const readFile = util.promisify(fs.readFile);
 // so that window.h is available when App.tsx is not imported as well.
@@ -68,13 +69,21 @@ export class API {
     });
   };
 
-  static setSelectedElements = (elements: ExcalidrawElement[]) => {
+  static setSelectedElements = (elements: ExcalidrawElement[], editingGroupId?: string | null) => {
     act(() => {
       h.setState({
-        selectedElementIds: elements.reduce((acc, element) => {
-          acc[element.id] = true;
-          return acc;
-        }, {} as Record<ExcalidrawElement["id"], true>),
+        ...selectGroupsForSelectedElements(
+        {
+          editingGroupId: editingGroupId ?? null,
+          selectedElementIds: elements.reduce((acc, element) => {
+            acc[element.id] = true;
+            return acc;
+          }, {} as Record<ExcalidrawElement["id"], true>),
+        },
+        elements,
+        h.state,
+        h.app,
+        )
       });
     });
   };
@@ -158,7 +167,7 @@ export class API {
     isDeleted?: boolean;
     frameId?: ExcalidrawElement["id"] | null;
     index?: ExcalidrawElement["index"];
-    groupIds?: string[];
+    groupIds?: ExcalidrawElement["groupIds"];
     // generic element props
     strokeColor?: ExcalidrawGenericElement["strokeColor"];
     backgroundColor?: ExcalidrawGenericElement["backgroundColor"];
@@ -369,6 +378,84 @@ export class API {
     return element as any;
   };
 
+  static createTextContainer = (opts?: {
+    frameId?: ExcalidrawElement["id"];
+    groupIds?: ExcalidrawElement["groupIds"];
+    label?: {
+      text?: string;
+      frameId?: ExcalidrawElement["id"] | null;
+      groupIds?: ExcalidrawElement["groupIds"];
+    };
+  }) => {
+    const rectangle = API.createElement({
+      type: "rectangle",
+      frameId: opts?.frameId || null,
+      groupIds: opts?.groupIds,
+    });
+
+    const text = API.createElement({
+      type: "text",
+      text: opts?.label?.text || "sample-text",
+      width: 50,
+      height: 20,
+      fontSize: 16,
+      containerId: rectangle.id,
+      frameId:
+        opts?.label?.frameId === undefined
+          ? opts?.frameId ?? null
+          : opts?.label?.frameId ?? null,
+      groupIds: opts?.label?.groupIds === undefined
+      ? opts?.groupIds
+      : opts?.label?.groupIds ,
+
+    });
+
+    mutateElement(
+      rectangle,
+      {
+        boundElements: [{ type: "text", id: text.id }],
+      },
+      false,
+    );
+
+    return [rectangle, text];
+  };
+
+  static createLabeledArrow = (opts?: {
+    frameId?: ExcalidrawElement["id"];
+    label?: {
+      text?: string;
+      frameId?: ExcalidrawElement["id"] | null;
+    };
+  }) => {
+    const arrow = API.createElement({
+      type: "arrow",
+      frameId: opts?.frameId || null,
+    });
+
+    const text = API.createElement({
+      type: "text",
+      id: "text2",
+      width: 50,
+      height: 20,
+      containerId: arrow.id,
+      frameId:
+        opts?.label?.frameId === undefined
+          ? opts?.frameId ?? null
+          : opts?.label?.frameId ?? null,
+    });
+
+    mutateElement(
+      arrow,
+      {
+        boundElements: [{ type: "text", id: text.id }],
+      },
+      false,
+    );
+
+    return [arrow, text];
+  };
+
   static readFile = async <T extends "utf8" | null>(
     filepath: string,
     encoding?: T,

packages/excalidraw/tests/history.test.tsx

@@ -7,6 +7,7 @@ import {
   assertSelectedElements,
   render,
   togglePopover,
+  getCloneByOrigId,
 } from "./test-utils";
 import { Excalidraw } from "../index";
 import { Keyboard, Pointer, UI } from "./helpers/ui";
@@ -15,7 +16,7 @@ import { getDefaultAppState } from "../appState";
 import { fireEvent, queryByTestId, waitFor } from "@testing-library/react";
 import { createUndoAction, createRedoAction } from "../actions/actionHistory";
 import { actionToggleViewMode } from "../actions/actionToggleViewMode";
-import { EXPORT_DATA_TYPES, MIME_TYPES } from "../constants";
+import { EXPORT_DATA_TYPES, MIME_TYPES, ORIG_ID } from "../constants";
 import type { AppState } from "../types";
 import { arrayToMap } from "../utils";
 import {
@@ -1138,8 +1139,8 @@ describe("history", () => {
       expect(h.elements).toEqual([
         expect.objectContaining({ id: rect1.id, isDeleted: false }),
         expect.objectContaining({ id: rect2.id, isDeleted: false }),
-        expect.objectContaining({ id: `${rect1.id}_copy`, isDeleted: true }),
-        expect.objectContaining({ id: `${rect2.id}_copy`, isDeleted: true }),
+        expect.objectContaining({ [ORIG_ID]: rect1.id, isDeleted: true }),
+        expect.objectContaining({ [ORIG_ID]: rect2.id, isDeleted: true }),
       ]);
       expect(h.state.editingGroupId).toBeNull();
       expect(h.state.selectedGroupIds).toEqual({ A: true });
@@ -1151,8 +1152,8 @@ describe("history", () => {
       expect(h.elements).toEqual([
         expect.objectContaining({ id: rect1.id, isDeleted: false }),
         expect.objectContaining({ id: rect2.id, isDeleted: false }),
-        expect.objectContaining({ id: `${rect1.id}_copy`, isDeleted: false }),
-        expect.objectContaining({ id: `${rect2.id}_copy`, isDeleted: false }),
+        expect.objectContaining({ [ORIG_ID]: rect1.id, isDeleted: false }),
+        expect.objectContaining({ [ORIG_ID]: rect2.id, isDeleted: false }),
       ]);
       expect(h.state.editingGroupId).toBeNull();
       expect(h.state.selectedGroupIds).not.toEqual(
@@ -1171,14 +1172,14 @@ describe("history", () => {
         expect.arrayContaining([
           expect.objectContaining({ id: rect1.id, isDeleted: false }),
           expect.objectContaining({ id: rect2.id, isDeleted: false }),
-          expect.objectContaining({ id: `${rect1.id}_copy`, isDeleted: true }),
-          expect.objectContaining({ id: `${rect2.id}_copy`, isDeleted: true }),
+          expect.objectContaining({ [ORIG_ID]: rect1.id, isDeleted: true }),
+          expect.objectContaining({ [ORIG_ID]: rect2.id, isDeleted: true }),
           expect.objectContaining({
-            id: `${rect1.id}_copy_copy`,
+            [ORIG_ID]: getCloneByOrigId(rect1.id)?.id,
             isDeleted: false,
           }),
           expect.objectContaining({
-            id: `${rect2.id}_copy_copy`,
+            [ORIG_ID]: getCloneByOrigId(rect2.id)?.id,
             isDeleted: false,
           }),
         ]),

packages/excalidraw/tests/library.test.tsx

@@ -1,11 +1,11 @@
 import React from "react";
 import { vi } from "vitest";
-import { fireEvent, render, waitFor } from "./test-utils";
+import { fireEvent, getCloneByOrigId, render, waitFor } from "./test-utils";
 import { act, queryByTestId } from "@testing-library/react";
 
 import { Excalidraw } from "../index";
 import { API } from "./helpers/api";
-import { MIME_TYPES } from "../constants";
+import { MIME_TYPES, ORIG_ID } from "../constants";
 import type { LibraryItem, LibraryItems } from "../types";
 import { UI } from "./helpers/ui";
 import { serializeLibraryAsJSON } from "../data/json";
@@ -76,7 +76,7 @@ describe("library", () => {
       }),
     );
     await waitFor(() => {
-      expect(h.elements).toEqual([expect.objectContaining({ id: "A_copy" })]);
+      expect(h.elements).toEqual([expect.objectContaining({ [ORIG_ID]: "A" })]);
     });
   });
 
@@ -125,23 +125,27 @@ describe("library", () => {
     );
 
     await waitFor(() => {
-      expect(h.elements).toEqual([
-        expect.objectContaining({
-          id: "rectangle1_copy",
-          boundElements: expect.arrayContaining([
-            { type: "text", id: "text1_copy" },
-            { type: "arrow", id: "arrow1_copy" },
-          ]),
-        }),
-        expect.objectContaining({
-          id: "text1_copy",
-          containerId: "rectangle1_copy",
-        }),
-        expect.objectContaining({
-          id: "arrow1_copy",
-          endBinding: expect.objectContaining({ elementId: "rectangle1_copy" }),
-        }),
-      ]);
+      expect(h.elements).toEqual(
+        expect.arrayContaining([
+          expect.objectContaining({
+            [ORIG_ID]: "rectangle1",
+            boundElements: expect.arrayContaining([
+              { type: "text", id: getCloneByOrigId("text1").id },
+              { type: "arrow", id: getCloneByOrigId("arrow1").id },
+            ]),
+          }),
+          expect.objectContaining({
+            [ORIG_ID]: "text1",
+            containerId: getCloneByOrigId("rectangle1").id,
+          }),
+          expect.objectContaining({
+            [ORIG_ID]: "arrow1",
+            endBinding: expect.objectContaining({
+              elementId: getCloneByOrigId("rectangle1").id,
+            }),
+          }),
+        ]),
+      );
     });
   });
 
@@ -170,10 +174,11 @@ describe("library", () => {
     await waitFor(() => {
       expect(h.elements).toEqual([
         expect.objectContaining({
-          id: "elem1_copy",
+          [ORIG_ID]: "elem1",
         }),
         expect.objectContaining({
-          id: expect.not.stringMatching(/^(elem1_copy|elem1)$/),
+          id: expect.not.stringMatching(/^elem1$/),
+          [ORIG_ID]: expect.not.stringMatching(/^\w+$/),
         }),
       ]);
     });
@@ -189,7 +194,7 @@ describe("library", () => {
       }),
     );
     await waitFor(() => {
-      expect(h.elements).toEqual([expect.objectContaining({ id: "A_copy" })]);
+      expect(h.elements).toEqual([expect.objectContaining({ [ORIG_ID]: "A" })]);
     });
     expect(h.state.activeTool.type).toBe("selection");
   });

packages/excalidraw/tests/test-utils.ts

@@ -11,6 +11,10 @@ import { getSelectedElements } from "../scene/selection";
 import type { ExcalidrawElement } from "../element/types";
 import { UI } from "./helpers/ui";
 import { diffStringsUnified } from "jest-diff";
+import ansi from "ansicolor";
+import { ORIG_ID } from "../constants";
+import { arrayToMap } from "../utils";
+import type { AllPossibleKeys } from "../utility-types";
 
 const customQueries = {
   ...queries,
@@ -295,3 +299,150 @@ expect.addSnapshotSerializer({
     );
   },
 });
+
+export const getCloneByOrigId = <T extends boolean = false>(
+  origId: ExcalidrawElement["id"],
+  returnNullIfNotExists: T = false as T,
+): T extends true ? ExcalidrawElement | null : ExcalidrawElement => {
+  const clonedElement = window.h.elements?.find(
+    (el) => (el as any)[ORIG_ID] === origId,
+  );
+  if (clonedElement) {
+    return clonedElement;
+  }
+  if (returnNullIfNotExists !== true) {
+    throw new Error(`cloned element not found for origId: ${origId}`);
+  }
+  return null as T extends true ? ExcalidrawElement | null : ExcalidrawElement;
+};
+
+/**
+ * Assertion helper that strips the actual elements of extra attributes
+ * so that diffs are easier to read in case of failure.
+ *
+ * Asserts element order as well, and selected element ids
+ * (when `selected: true` set for given element).
+ *
+ * If testing cloned elements, you can use { `[ORIG_ID]: origElement.id }
+ * If you need to refer to cloned element properties, you can use
+ * `getCloneByOrigId()`, e.g.: `{ frameId: getCloneByOrigId(origFrame.id)?.id }`
+ */
+export const assertElements = <T extends AllPossibleKeys<ExcalidrawElement>>(
+  actualElements: readonly ExcalidrawElement[],
+  /** array order matters */
+  expectedElements: (Partial<Record<T, any>> & {
+    /** meta, will be stripped for element attribute checks */
+    selected?: true;
+  } & (
+      | {
+          id: ExcalidrawElement["id"];
+        }
+      | { [ORIG_ID]?: string }
+    ))[],
+) => {
+  const h = window.h;
+
+  const expectedElementsWithIds: (typeof expectedElements[number] & {
+    id: ExcalidrawElement["id"];
+  })[] = expectedElements.map((el) => {
+    if ("id" in el) {
+      return el;
+    }
+    const actualElement = actualElements.find(
+      (act) => (act as any)[ORIG_ID] === el[ORIG_ID],
+    );
+    if (actualElement) {
+      return { ...el, id: actualElement.id };
+    }
+    return {
+      ...el,
+      id: "UNKNOWN_ID",
+    };
+  });
+
+  const map_expectedElements = arrayToMap(expectedElementsWithIds);
+
+  const selectedElementIds = expectedElementsWithIds.reduce(
+    (acc: Record<ExcalidrawElement["id"], true>, el) => {
+      if (el.selected) {
+        acc[el.id] = true;
+      }
+      return acc;
+    },
+    {},
+  );
+
+  const mappedActualElements = actualElements.map((el) => {
+    const expectedElement = map_expectedElements.get(el.id);
+    if (expectedElement) {
+      const pickedAttrs: Record<string, any> = {};
+
+      for (const key of Object.keys(expectedElement)) {
+        if (key === "selected") {
+          delete expectedElement.selected;
+          continue;
+        }
+        pickedAttrs[key] = (el as any)[key];
+      }
+
+      if (ORIG_ID in expectedElement) {
+        // @ts-ignore
+        pickedAttrs[ORIG_ID] = (el as any)[ORIG_ID];
+      }
+
+      return pickedAttrs;
+    }
+    return el;
+  });
+
+  try {
+    // testing order separately for even easier diffs
+    expect(actualElements.map((x) => x.id)).toEqual(
+      expectedElementsWithIds.map((x) => x.id),
+    );
+  } catch (err: any) {
+    let errStr = "\n\nmismatched element order\n\n";
+
+    errStr += `actual:   ${ansi.lightGray(
+      `[${err.actual
+        .map((id: string, index: number) => {
+          const act = actualElements[index];
+
+          return `${
+            id === err.expected[index] ? ansi.green(id) : ansi.red(id)
+          } (${act.type.slice(0, 4)}${
+            ORIG_ID in act ? ` ↳ ${(act as any)[ORIG_ID]}` : ""
+          })`;
+        })
+        .join(", ")}]`,
+    )}\n${ansi.lightGray(
+      `expected: [${err.expected
+        .map((exp: string, index: number) => {
+          const expEl = actualElements.find((el) => el.id === exp);
+          const origEl =
+            expEl &&
+            actualElements.find((el) => el.id === (expEl as any)[ORIG_ID]);
+          return expEl
+            ? `${
+                exp === err.actual[index]
+                  ? ansi.green(expEl.id)
+                  : ansi.red(expEl.id)
+              } (${expEl.type.slice(0, 4)}${origEl ? ` ↳ ${origEl.id}` : ""})`
+            : exp;
+        })
+        .join(", ")}]\n`,
+    )}`;
+
+    const error = new Error(errStr);
+    const stack = err.stack.split("\n");
+    stack.splice(1, 1);
+    error.stack = stack.join("\n");
+    throw error;
+  }
+
+  expect(mappedActualElements).toEqual(
+    expect.arrayContaining(expectedElementsWithIds),
+  );
+
+  expect(h.state.selectedElementIds).toEqual(selectedElementIds);
+};

packages/excalidraw/tests/utils.test.ts

@@ -1,4 +1,4 @@
-import { isTransparent, sanitizeHTMLAttribute } from "../utils";
+import { isTransparent } from "../utils";
 
 describe("Test isTransparent", () => {
   it("should return true when color is rgb transparent", () => {
@@ -11,9 +11,3 @@ describe("Test isTransparent", () => {
     expect(isTransparent("#ced4da")).toEqual(false);
   });
 });
-
-describe("sanitizeHTMLAttribute()", () => {
-  it("should escape HTML attribute special characters & not double escape", () => {
-    expect(sanitizeHTMLAttribute(`&"'><`)).toBe("&amp;&quot;&#39;&gt;&lt;");
-  });
-});

packages/excalidraw/tests/zindex.test.tsx

@@ -1,6 +1,6 @@
 import React from "react";
 import ReactDOM from "react-dom";
-import { act, render } from "./test-utils";
+import { act, getCloneByOrigId, render } from "./test-utils";
 import { Excalidraw } from "../index";
 import { reseed } from "../random";
 import {
@@ -916,9 +916,9 @@ describe("z-index manipulation", () => {
     API.executeAction(actionDuplicateSelection);
     expect(h.elements).toMatchObject([
       { id: "A" },
-      { id: "A_copy" },
+      { id: getCloneByOrigId("A").id },
       { id: "B" },
-      { id: "B_copy" },
+      { id: getCloneByOrigId("B").id },
     ]);
 
     populateElements([
@@ -930,12 +930,12 @@ describe("z-index manipulation", () => {
       { id: "A" },
       { id: "B" },
       {
-        id: "A_copy",
+        id: getCloneByOrigId("A").id,
 
         groupIds: [expect.stringMatching(/.{3,}/)],
       },
       {
-        id: "B_copy",
+        id: getCloneByOrigId("B").id,
 
         groupIds: [expect.stringMatching(/.{3,}/)],
       },
@@ -951,12 +951,12 @@ describe("z-index manipulation", () => {
       { id: "A" },
       { id: "B" },
       {
-        id: "A_copy",
+        id: getCloneByOrigId("A").id,
 
         groupIds: [expect.stringMatching(/.{3,}/)],
       },
       {
-        id: "B_copy",
+        id: getCloneByOrigId("B").id,
 
         groupIds: [expect.stringMatching(/.{3,}/)],
       },
@@ -972,10 +972,10 @@ describe("z-index manipulation", () => {
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
       "B",
-      "A_copy",
-      "B_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
       "C",
-      "C_copy",
+      getCloneByOrigId("C").id,
     ]);
 
     populateElements([
@@ -988,12 +988,12 @@ describe("z-index manipulation", () => {
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
       "B",
-      "A_copy",
-      "B_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
       "C",
       "D",
-      "C_copy",
-      "D_copy",
+      getCloneByOrigId("C").id,
+      getCloneByOrigId("D").id,
     ]);
 
     populateElements(
@@ -1010,10 +1010,10 @@ describe("z-index manipulation", () => {
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
       "B",
-      "A_copy",
-      "B_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
       "C",
-      "C_copy",
+      getCloneByOrigId("C").id,
     ]);
 
     populateElements(
@@ -1031,9 +1031,9 @@ describe("z-index manipulation", () => {
       "A",
       "B",
       "C",
-      "A_copy",
-      "B_copy",
-      "C_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
+      getCloneByOrigId("C").id,
     ]);
 
     populateElements(
@@ -1054,15 +1054,15 @@ describe("z-index manipulation", () => {
       "A",
       "B",
       "C",
-      "A_copy",
-      "B_copy",
-      "C_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
+      getCloneByOrigId("C").id,
       "D",
       "E",
       "F",
-      "D_copy",
-      "E_copy",
-      "F_copy",
+      getCloneByOrigId("D").id,
+      getCloneByOrigId("E").id,
+      getCloneByOrigId("F").id,
     ]);
 
     populateElements(
@@ -1076,7 +1076,7 @@ describe("z-index manipulation", () => {
     API.executeAction(actionDuplicateSelection);
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
-      "A_copy",
+      getCloneByOrigId("A").id,
       "B",
       "C",
     ]);
@@ -1093,7 +1093,7 @@ describe("z-index manipulation", () => {
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
       "B",
-      "B_copy",
+      getCloneByOrigId("B").id,
       "C",
     ]);
 
@@ -1108,9 +1108,9 @@ describe("z-index manipulation", () => {
     API.executeAction(actionDuplicateSelection);
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
-      "A_copy",
+      getCloneByOrigId("A").id,
       "B",
-      "B_copy",
+      getCloneByOrigId("B").id,
       "C",
     ]);
   });
@@ -1125,8 +1125,8 @@ describe("z-index manipulation", () => {
     expect(h.elements.map((element) => element.id)).toEqual([
       "A",
       "C",
-      "A_copy",
-      "C_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("C").id,
       "B",
     ]);
   });
@@ -1144,9 +1144,9 @@ describe("z-index manipulation", () => {
       "A",
       "B",
       "C",
-      "A_copy",
-      "B_copy",
-      "C_copy",
+      getCloneByOrigId("A").id,
+      getCloneByOrigId("B").id,
+      getCloneByOrigId("C").id,
       "D",
     ]);
   });

packages/excalidraw/types.ts

@@ -681,6 +681,8 @@ export type AppClassProperties = {
   getEditorUIOffsets: App["getEditorUIOffsets"];
   visibleElements: App["visibleElements"];
   excalidrawContainerValue: App["excalidrawContainerValue"];
+
+  onPointerUpEmitter: App["onPointerUpEmitter"];
 };
 
 export type PointerDownState = Readonly<{

packages/excalidraw/utility-types.ts

@@ -65,3 +65,6 @@ export type MakeBrand<T extends string> = {
 
 /** Maybe just promise or already fulfilled one! */
 export type MaybePromise<T> = T | Promise<T>;
+
+// get union of all keys from the union of types
+export type AllPossibleKeys<T> = T extends any ? keyof T : never;

packages/excalidraw/utils.ts

@@ -9,7 +9,11 @@ import {
   isDarwin,
   WINDOWS_EMOJI_FALLBACK_FONT,
 } from "./constants";
-import type { FontFamilyValues, FontString } from "./element/types";
+import type {
+  ExcalidrawBindableElement,
+  FontFamilyValues,
+  FontString,
+} from "./element/types";
 import type {
   ActiveTool,
   AppState,
@@ -543,6 +547,9 @@ export const isTransparent = (color: string) => {
   );
 };
 
+export const isBindingFallthroughEnabled = (el: ExcalidrawBindableElement) =>
+  el.fillStyle !== "solid" || isTransparent(el.backgroundColor);
+
 export type ResolvablePromise<T> = Promise<T> & {
   resolve: [T] extends [undefined]
     ? (value?: MaybePromise<Awaited<T>>) => void
@@ -1226,15 +1233,13 @@ export class PromisePool<T> {
   }
 }
 
-export const sanitizeHTMLAttribute = (html: string) => {
-  return (
-    html
-      // note, if we're not doing stupid things, escaping " is enough,
-      // but we might end up doing stupid things
-      .replace(/&/g, "&amp;")
-      .replace(/"/g, "&quot;")
-      .replace(/'/g, "&#39;")
-      .replace(/>/g, "&gt;")
-      .replace(/</g, "&lt;")
-  );
+/**
+ * use when you need to render unsafe string as HTML attribute, but MAKE SURE
+ * the attribute is double-quoted when constructing the HTML string
+ */
+export const escapeDoubleQuotes = (str: string) => {
+  return str.replace(/"/g, "&quot;");
 };
+
+export const castArray = <T>(value: T | T[]): T[] =>
+  Array.isArray(value) ? value : [value];

scripts/woff2/woff2-esbuild-plugins.js

@@ -123,6 +123,17 @@ module.exports.woff2ServerPlugin = (options = {}) => {
           "./assets/NotoEmoji-Regular-2048.ttf",
         );
 
+        const liberationPath = path.resolve(
+          __dirname,
+          "./assets/LiberationSans-Regular.ttf",
+        );
+
+        // need to use the same em size as built-in fonts, otherwise pyftmerge throws (modified manually with font forge)
+        const liberationPath_2048 = path.resolve(
+          __dirname,
+          "./assets/LiberationSans-Regular-2048.ttf",
+        );
+
         const xiaolaiFont = Font.create(fs.readFileSync(xiaolaiPath), {
           type: "ttf",
         });
@@ -130,6 +141,10 @@ module.exports.woff2ServerPlugin = (options = {}) => {
           type: "ttf",
         });
 
+        const liberationFont = Font.create(fs.readFileSync(liberationPath), {
+          type: "ttf",
+        });
+
         const sortedFonts = Array.from(fonts.entries()).sort(
           ([family1], [family2]) => (family1 > family2 ? 1 : -1),
         );
@@ -141,13 +156,6 @@ module.exports.woff2ServerPlugin = (options = {}) => {
             continue;
           }
 
-          const fallbackFontsPaths = [];
-          const shouldIncludeXiaolaiFallback = family.includes("Excalifont");
-
-          if (shouldIncludeXiaolaiFallback) {
-            fallbackFontsPaths.push(xiaolaiPath);
-          }
-
           const baseFont = Regular[0];
           const tempPaths = Regular.map((_, index) =>
             path.resolve(outputDir, `temp_${family}_${index}.ttf`),
@@ -165,10 +173,18 @@ module.exports.woff2ServerPlugin = (options = {}) => {
 
           const mergedFontPath = path.resolve(outputDir, `${family}.ttf`);
 
+          const fallbackFontsPaths = [];
+          const shouldIncludeXiaolaiFallback = family.includes("Excalifont");
+
+          if (shouldIncludeXiaolaiFallback) {
+            fallbackFontsPaths.push(xiaolaiPath);
+          }
+
+          // add liberation as fallback to all fonts, so that unknown characters are rendered similarly to how browser renders them (Helvetica, Arial, etc.)
           if (baseFont.data.head.unitsPerEm === 2048) {
-            fallbackFontsPaths.push(emojiPath_2048);
+            fallbackFontsPaths.push(emojiPath_2048, liberationPath_2048);
           } else {
-            fallbackFontsPaths.push(emojiPath);
+            fallbackFontsPaths.push(emojiPath, liberationPath);
           }
 
           // drop Vertical related metrics, otherwise it does not allow us to merge the fonts
@@ -196,10 +212,12 @@ module.exports.woff2ServerPlugin = (options = {}) => {
             const base = baseFont.data.name[field];
             const xiaolai = xiaolaiFont.data.name[field];
             const emoji = emojiFont.data.name[field];
+            const liberation = liberationFont.data.name[field];
+            // liberation font
 
             return shouldIncludeXiaolaiFallback
-              ? `${base} & ${xiaolai} & ${emoji}`
-              : `${base} & ${emoji}`;
+              ? `${base} & ${xiaolai} & ${emoji} & ${liberation}`
+              : `${base} & ${emoji} & ${liberation}`;
           };
 
           mergedFont.set({

yarn.lock

@@ -3916,6 +3916,11 @@ ansi-styles@^6.0.0, ansi-styles@^6.1.0:
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-6.2.1.tgz#0e62320cf99c21afff3b3012192546aacbfb05c5"
   integrity sha512-bN798gFfQX+viw3R7yrGWRqnrN2oRkEkUjjl4JNn4E8GxxbjtG3FbrEIIY3l8/hrwUwIeCZvi4QuOTP4MErVug==
 
+ansicolor@2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/ansicolor/-/ansicolor-2.0.3.tgz#ec4448ae5baf8c2d62bf2dad52eac06ba0b5ea21"
+  integrity sha512-pzusTqk9VHrjgMCcTPDTTvfJfx6Q3+L5tQ6yKC8Diexmoit4YROTFIkxFvRTNL9y5s0Q8HrSrgerCD5bIC+Kiw==
+
 anymatch@~3.1.2:
   version "3.1.3"
   resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-3.1.3.tgz#790c58b19ba1720a84205b57c618d5ad8524973e"