improve balls

.playwright-mcp/page-2026-06-26T08-26-20-195Z.yml

@@ -1,124 +0,0 @@
-- generic [ref=e1]:
-  - banner:
-    - heading "Excalidraw" [level=1] [ref=e2]
-  - generic [active] [ref=e5]:
-    - generic:
-      - generic:
-        - generic:
-          - button [ref=e9] [cursor=pointer]:
-            - img [ref=e10]
-          - region "Shapes":
-            - generic [ref=e16]:
-              - generic:
-                - generic:
-                  - text: To move canvas, hold
-                  - generic: Scroll wheel
-                  - text: or
-                  - generic: Space
-                  - text: while dragging, or use the hand tool
-              - heading "Shapes" [level=2] [ref=e17]
-              - generic [ref=e18]:
-                - generic "Keep selected tool active after drawing — Q" [ref=e19] [cursor=pointer]:
-                  - checkbox "Keep selected tool active after drawing"
-                  - img [ref=e21]
-                - generic "Hand (panning tool) — H or null" [ref=e29] [cursor=pointer]:
-                  - radio "Hand (panning tool)"
-                  - img [ref=e31]
-                - generic "Selection — V or 1" [ref=e38] [cursor=pointer]:
-                  - radio "Selection" [checked]
-                  - generic [ref=e39]:
-                    - img [ref=e40]
-                    - generic [ref=e45]: "1"
-                - generic "Rectangle — R or 2" [ref=e46] [cursor=pointer]:
-                  - radio "Rectangle"
-                  - generic [ref=e47]:
-                    - img [ref=e48]
-                    - generic [ref=e52]: "2"
-                - generic "Diamond — D or 3" [ref=e53] [cursor=pointer]:
-                  - radio "Diamond"
-                  - generic [ref=e54]:
-                    - img [ref=e55]
-                    - generic [ref=e59]: "3"
-                - generic "Ellipse — O or 4" [ref=e60] [cursor=pointer]:
-                  - radio "Ellipse"
-                  - generic [ref=e61]:
-                    - img [ref=e62]
-                    - generic [ref=e66]: "4"
-                - generic "Arrow — A or 5" [ref=e67] [cursor=pointer]:
-                  - radio "Arrow"
-                  - generic [ref=e68]:
-                    - img [ref=e69]
-                    - generic [ref=e74]: "5"
-                - generic "Line — L or 6" [ref=e75] [cursor=pointer]:
-                  - radio "Line"
-                  - generic [ref=e76]:
-                    - img [ref=e77]
-                    - generic [ref=e78]: "6"
-                - generic "Draw — P or 7" [ref=e79] [cursor=pointer]:
-                  - radio "Draw"
-                  - generic [ref=e80]:
-                    - img [ref=e81]
-                    - generic [ref=e85]: "7"
-                - generic "Text — T or 8" [ref=e86] [cursor=pointer]:
-                  - radio "Text"
-                  - generic [ref=e87]:
-                    - img [ref=e88]
-                    - generic [ref=e93]: "8"
-                - generic "Insert image — 9" [ref=e94] [cursor=pointer]:
-                  - radio "Insert image"
-                  - generic [ref=e95]:
-                    - img [ref=e96]
-                    - generic [ref=e101]: "9"
-                - generic "Eraser — E or 0" [ref=e102] [cursor=pointer]:
-                  - radio "Eraser"
-                  - generic [ref=e103]:
-                    - img [ref=e104]
-                    - generic [ref=e109]: "0"
-                - button "More tools" [ref=e112] [cursor=pointer]:
-                  - img [ref=e113]
-          - generic:
-            - generic [ref=e119]:
-              - link "Excalidraw+" [ref=e120] [cursor=pointer]:
-                - /url: https://plus.excalidraw.com/plus?utm_source=excalidraw&utm_medium=app&utm_content=guestBanner#excalidraw-redirect
-              - button "Live collaboration..." [ref=e121] [cursor=pointer]:
-                - img [ref=e122]
-            - generic "Library" [ref=e124]:
-              - checkbox "Library"
-              - img [ref=e127] [cursor=pointer]
-      - contentinfo:
-        - region "Canvas actions" [ref=e132]:
-          - heading "Canvas actions" [level=2] [ref=e133]
-          - generic [ref=e135]:
-            - button "Zoom out" [ref=e136] [cursor=pointer]:
-              - img [ref=e138]
-            - button "Reset zoom" [ref=e140] [cursor=pointer]: 100%
-            - button "Zoom in" [ref=e141] [cursor=pointer]:
-              - img [ref=e143]
-          - generic [ref=e145]:
-            - button "Undo" [disabled] [ref=e148]:
-              - img [ref=e150]
-            - button "Redo" [disabled] [ref=e154]:
-              - img [ref=e156]
-        - generic [ref=e158]:
-          - generic [ref=e159]:
-            - button "lock scroll" [ref=e160] [cursor=pointer]
-            - generic [ref=e161]:
-              - text: overscroll
-              - spinbutton "overscroll" [ref=e162]: "0.2"
-            - generic [ref=e163]:
-              - text: zoom factor
-              - spinbutton "zoom factor" [ref=e164]: "0.2"
-            - generic [ref=e165]:
-              - checkbox "lock zoom" [ref=e166]
-              - text: lock zoom
-            - generic [ref=e167]:
-              - checkbox "animate" [ref=e168]
-              - text: animate
-          - link "Blog post on end-to-end encryption in Excalidraw" [ref=e169] [cursor=pointer]:
-            - /url: https://plus.excalidraw.com/blog/end-to-end-encryption
-            - img [ref=e171]
-        - button "Help" [ref=e174] [cursor=pointer]:
-          - img [ref=e175]
-    - generic:
-      - img
-    - generic [ref=e180]: Drawing canvas

.playwright-mcp/page-2026-06-26T08-26-34-790Z.yml

@@ -1,126 +0,0 @@
-- generic [ref=e1]:
-  - banner:
-    - heading "Excalidraw" [level=1] [ref=e2]
-  - generic [ref=e5]:
-    - generic:
-      - generic:
-        - generic:
-          - generic:
-            - img
-            - img
-        - generic:
-          - text: Your drawings are saved in your browser's storage.
-          - text: Browser storage can be cleared unexpectedly.
-          - text: Save your work to a file regularly to avoid losing it.
-        - generic:
-          - button "Open Ctrl+O" [ref=e181] [cursor=pointer]:
-            - img [ref=e183]
-            - generic [ref=e185]: Open
-            - generic [ref=e186]: Ctrl+O
-          - button "Help ?" [ref=e187] [cursor=pointer]:
-            - img [ref=e189]
-            - generic [ref=e194]: Help
-            - generic [ref=e195]: "?"
-          - button "Live collaboration..." [ref=e196] [cursor=pointer]:
-            - img [ref=e198]
-            - generic [ref=e205]: Live collaboration...
-          - link "Sign up" [ref=e206] [cursor=pointer]:
-            - /url: https://plus.excalidraw.com/plus?utm_source=excalidraw&utm_medium=app&utm_content=welcomeScreenGuest
-            - img [ref=e208]
-            - generic [ref=e214]: Sign up
-      - generic:
-        - generic:
-          - button [ref=e9] [cursor=pointer]:
-            - img [ref=e10]
-          - region "Shapes":
-            - generic [ref=e16]:
-              - generic:
-                - generic:
-                  - text: To move canvas, hold
-                  - generic: Scroll wheel
-                  - text: or
-                  - generic: Space
-                  - text: while dragging, or use the hand tool
-              - heading "Shapes" [level=2] [ref=e17]
-              - generic [ref=e18]:
-                - generic "Keep selected tool active after drawing — Q" [ref=e19] [cursor=pointer]:
-                  - checkbox "Keep selected tool active after drawing"
-                  - img [ref=e21]
-                - generic "Hand (panning tool) — H or null" [ref=e29] [cursor=pointer]:
-                  - radio "Hand (panning tool)"
-                  - img [ref=e31]
-                - generic "Selection" [ref=e215] [cursor=pointer]:
-                  - radio "Selection" [checked]
-                  - img [ref=e217]
-                - generic "Rectangle — R or 2" [ref=e46] [cursor=pointer]:
-                  - radio "Rectangle"
-                  - img [ref=e48]
-                - generic "Diamond — D or 3" [ref=e53] [cursor=pointer]:
-                  - radio "Diamond"
-                  - img [ref=e55]
-                - generic "Ellipse — O or 4" [ref=e60] [cursor=pointer]:
-                  - radio "Ellipse"
-                  - img [ref=e62]
-                - generic "Arrow — A or 5" [ref=e67] [cursor=pointer]:
-                  - radio "Arrow"
-                  - img [ref=e69]
-                - generic "Line — L or 6" [ref=e75] [cursor=pointer]:
-                  - radio "Line"
-                  - img [ref=e77]
-                - generic "Draw — P or 7" [ref=e79] [cursor=pointer]:
-                  - radio "Draw"
-                  - img [ref=e81]
-                - generic "Text — T or 8" [ref=e86] [cursor=pointer]:
-                  - radio "Text"
-                  - img [ref=e88]
-                - generic "Insert image — 9" [ref=e94] [cursor=pointer]:
-                  - radio "Insert image"
-                  - img [ref=e96]
-                - generic "Eraser — E or 0" [ref=e102] [cursor=pointer]:
-                  - radio "Eraser"
-                  - img [ref=e104]
-                - button "More tools" [ref=e112] [cursor=pointer]:
-                  - img [ref=e113]
-          - generic:
-            - button "Live collaboration..." [ref=e121] [cursor=pointer]:
-              - img [ref=e122]
-            - generic "Library" [ref=e124]:
-              - checkbox "Library"
-              - img [ref=e127] [cursor=pointer]
-      - contentinfo:
-        - region "Canvas actions" [ref=e132]:
-          - heading "Canvas actions" [level=2] [ref=e133]
-          - generic [ref=e135]:
-            - button "Zoom out" [ref=e136] [cursor=pointer]:
-              - img [ref=e138]
-            - button "Reset zoom" [disabled] [ref=e140]: 100%
-            - button "Zoom in" [ref=e141] [cursor=pointer]:
-              - img [ref=e143]
-          - generic [ref=e145]:
-            - button "Undo" [disabled] [ref=e148]:
-              - img [ref=e150]
-            - button "Redo" [disabled] [ref=e154]:
-              - img [ref=e156]
-        - generic [ref=e158]:
-          - generic [ref=e159]:
-            - button "disable scroll lock" [active] [ref=e222] [cursor=pointer]
-            - generic [ref=e161]:
-              - text: overscroll
-              - spinbutton "overscroll" [ref=e162]: "0.2"
-            - generic [ref=e163]:
-              - text: zoom factor
-              - spinbutton "zoom factor" [ref=e164]: "0.2"
-            - generic [ref=e165]:
-              - checkbox "lock zoom" [ref=e166]
-              - text: lock zoom
-            - generic [ref=e167]:
-              - checkbox "animate" [ref=e168]
-              - text: animate
-          - link "Blog post on end-to-end encryption in Excalidraw" [ref=e169] [cursor=pointer]:
-            - /url: https://plus.excalidraw.com/blog/end-to-end-encryption
-            - img [ref=e171]
-        - button "Help" [ref=e174] [cursor=pointer]:
-          - img [ref=e175]
-    - generic:
-      - img
-    - generic [ref=e180]: Drawing canvas

README.md

@@ -29,7 +29,7 @@
   <a href="https://docs.excalidraw.com/docs/introduction/contributing">
     <img alt="PRs welcome!" src="https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat"  /></a>
   <a href="https://discord.gg/UexuTaE">
-    <img alt="Chat on Discord" src="https://img.shields.io/discord/723672430744174682?color=738ad6&label=Chat%20on%20Discord&logo=discord&logoColor=ffffff&widget=false"/></a>
+    <img alt="Chat on Discord" src="https://img.shields.io/discord/723672430744174682?color=738ad6&label=Chat%20on%20Discord&logo=discord&logoColor=ffffff&widge=false"/></a>
   <a href="https://deepwiki.com/excalidraw/excalidraw">
     <img alt="Ask DeepWiki" src="https://deepwiki.com/badge.svg" /></a>
   <a href="https://twitter.com/excalidraw">

examples/with-nextjs/src/excalidrawWrapper.tsx

@@ -4,20 +4,8 @@ import { Excalidraw } from "@excalidraw/excalidraw";
 
 import "@excalidraw/excalidraw/index.css";
 
-import type { ScrollConstraints } from "@excalidraw/excalidraw/types";
-
 import App from "../../with-script-in-browser/components/ExampleApp";
 
-const scrollConstraints: ScrollConstraints = {
-  x: 0,
-  y: 0,
-  width: 850,
-  height: 400,
-  lockZoom: true,
-  overscrollAllowance: 0,
-  viewportZoomFactor: 1,
-};
-
 const ExcalidrawWrapper: React.FC = () => {
   return (
     <>
@@ -26,7 +14,7 @@ const ExcalidrawWrapper: React.FC = () => {
         useCustom={(api: any, args?: any[]) => {}}
         excalidrawLib={excalidrawLib}
       >
-        <Excalidraw scrollConstraints={scrollConstraints} />
+        <Excalidraw />
       </App>
     </>
   );

examples/with-script-in-browser/components/ExampleApp.tsx

@@ -178,8 +178,7 @@ export default function ExampleApp({
     const newElement = cloneElement(
       Excalidraw,
       {
-        onExcalidrawAPI: (api: ExcalidrawImperativeAPI | null) =>
+        excalidrawAPI: (api: ExcalidrawImperativeAPI) => setExcalidrawAPI(api),
-          setExcalidrawAPI(api),
         initialData: initialStatePromiseRef.current.promise,
         onChange: (
           elements: NonDeletedExcalidrawElement[],
@@ -821,48 +820,6 @@ export default function ExampleApp({
             />
             Export with embed scene
           </label>
-          <button
-            type="button"
-            onClick={() => {
-              if (!excalidrawAPI) {
-                return;
-              }
-
-              const elements = excalidrawAPI.getSceneElements();
-              excalidrawAPI.scrollToContent(elements[0], {
-                animate: true,
-                fitToViewport: true,
-                viewportZoomFactor: 0.9,
-                scrollLock: {
-                  lockZoom: true,
-                  overscrollAllowance: 0,
-                },
-              });
-            }}
-          >
-            Fit and lock first element
-          </button>
-          <button
-            type="button"
-            onClick={() => {
-              if (!excalidrawAPI) {
-                return;
-              }
-
-              const elements = excalidrawAPI.getSceneElements();
-              excalidrawAPI.scrollToContent(elements[1], {
-                animate: true,
-                fitToViewport: true,
-                viewportZoomFactor: 0.9,
-                scrollLock: {
-                  lockZoom: true,
-                  overscrollAllowance: 0,
-                },
-              });
-            }}
-          >
-            Fit and lock second element
-          </button>
           <button
             onClick={async () => {
               if (!excalidrawAPI) {

excalidraw-app/App.tsx

@@ -1015,10 +1015,7 @@ const ExcalidrawWrapper = () => {
             </OverwriteConfirmDialog.Action>
           )}
         </OverwriteConfirmDialog>
-        <AppFooter
+        <AppFooter onChange={() => excalidrawAPI?.refresh()} />
-          excalidrawAPI={excalidrawAPI}
-          onChange={() => excalidrawAPI?.refresh()}
-        />
         {excalidrawAPI && <AIComponents excalidrawAPI={excalidrawAPI} />}
 
         <TTDDialogTrigger />

excalidraw-app/components/AppFooter.tsx

@@ -1,178 +1,13 @@
 import { Footer } from "@excalidraw/excalidraw/index";
-import {
+import React from "react";
-  getCommonBounds,
-  getSelectedElements,
-  getVisibleSceneBounds,
-} from "@excalidraw/element";
-import React, { useCallback, useState } from "react";
-
-import type {
-  ExcalidrawImperativeAPI,
-  ScrollConstraints,
-} from "@excalidraw/excalidraw/types";
 
 import { isExcalidrawPlusSignedUser } from "../app_constants";
 
 import { DebugFooter, isVisualDebuggerEnabled } from "./DebugCanvas";
 import { EncryptedIcon } from "./EncryptedIcon";
 
-type ScrollConstraintOptions = Pick<
-  ScrollConstraints,
-  "lockZoom" | "overscrollAllowance" | "viewportZoomFactor"
->;
-
-const ScrollConstraintsDebugFooter = ({
-  excalidrawAPI,
-}: {
-  excalidrawAPI: ExcalidrawImperativeAPI | null;
-}) => {
-  const [activeLock, setActiveLock] = useState<ScrollConstraints | null>(null);
-  const [options, setOptions] = useState<ScrollConstraintOptions>({
-    lockZoom: false,
-    overscrollAllowance: 0.2,
-    viewportZoomFactor: 0.2,
-  });
-
-  const setLock = useCallback(
-    (nextLock: ScrollConstraints) => {
-      excalidrawAPI?.setScrollConstraints(nextLock);
-      setActiveLock(nextLock);
-    },
-    [excalidrawAPI],
-  );
-
-  const toggleScrollLock = useCallback(() => {
-    if (!excalidrawAPI) {
-      return;
-    }
-
-    if (activeLock) {
-      excalidrawAPI.setScrollConstraints(null);
-      setActiveLock(null);
-      return;
-    }
-
-    const selectedElements = getSelectedElements(
-      excalidrawAPI.getSceneElements(),
-      excalidrawAPI.getAppState(),
-      {
-        includeBoundTextElement: true,
-        includeElementsInFrames: true,
-      },
-    );
-    const [x1, y1, x2, y2] = selectedElements.length
-      ? getCommonBounds(
-          selectedElements,
-          excalidrawAPI.getSceneElementsMapIncludingDeleted(),
-        )
-      : getVisibleSceneBounds(excalidrawAPI.getAppState());
-
-    setLock({
-      x: x1,
-      y: y1,
-      width: x2 - x1,
-      height: y2 - y1,
-      ...options,
-    });
-  }, [activeLock, excalidrawAPI, options, setLock]);
-
-  const updateOptions = useCallback(
-    (nextOptions: ScrollConstraintOptions) => {
-      setOptions(nextOptions);
-
-      if (activeLock) {
-        setLock({ ...activeLock, ...nextOptions });
-      }
-    },
-    [activeLock, setLock],
-  );
-
-  const updateNumberOption = useCallback(
-    (option: "overscrollAllowance" | "viewportZoomFactor", value: string) => {
-      updateOptions({
-        ...options,
-        [option]: value === "" ? undefined : Number(value),
-      });
-    },
-    [options, updateOptions],
-  );
-
-  const updateBooleanOption = useCallback(
-    (option: "lockZoom", value: boolean) => {
-      updateOptions({
-        ...options,
-        [option]: value,
-      });
-    },
-    [options, updateOptions],
-  );
-
-  return (
-    <div
-      style={{
-        display: "flex",
-        gap: ".45rem",
-        alignItems: "center",
-        padding: "0 .35rem",
-        fontSize: 12,
-      }}
-    >
-      <button
-        className="ToolIcon_type_button"
-        type="button"
-        onClick={toggleScrollLock}
-      >
-        {activeLock ? "disable scroll lock" : "lock scroll"}
-      </button>
-      <label style={{ display: "flex", gap: ".25rem", alignItems: "center" }}>
-        overscroll
-        <input
-          type="number"
-          min={0}
-          max={1}
-          step={0.05}
-          value={options.overscrollAllowance ?? ""}
-          onChange={(event) =>
-            updateNumberOption("overscrollAllowance", event.target.value)
-          }
-          style={{ width: 56 }}
-        />
-      </label>
-      <label style={{ display: "flex", gap: ".25rem", alignItems: "center" }}>
-        zoom factor
-        <input
-          type="number"
-          min={0.1}
-          step={0.1}
-          value={options.viewportZoomFactor ?? ""}
-          onChange={(event) =>
-            updateNumberOption("viewportZoomFactor", event.target.value)
-          }
-          style={{ width: 56 }}
-        />
-      </label>
-      <label style={{ display: "flex", gap: ".2rem", alignItems: "center" }}>
-        <input
-          type="checkbox"
-          checked={!!options.lockZoom}
-          onChange={(event) =>
-            updateBooleanOption("lockZoom", event.target.checked)
-          }
-        />
-        lock zoom
-      </label>
-    </div>
-  );
-};
-
 export const AppFooter = React.memo(
-  ({
+  ({ onChange }: { onChange: () => void }) => {
-    excalidrawAPI,
-    onChange,
-  }: {
-    excalidrawAPI: ExcalidrawImperativeAPI | null;
-    onChange: () => void;
-  }) => {
     return (
       <Footer>
         <div
@@ -182,7 +17,6 @@ export const AppFooter = React.memo(
             alignItems: "center",
           }}
         >
-          <ScrollConstraintsDebugFooter excalidrawAPI={excalidrawAPI} />
           {isVisualDebuggerEnabled() && <DebugFooter onChange={onChange} />}
           {!isExcalidrawPlusSignedUser && <EncryptedIcon />}
         </div>

packages/common/src/constants.ts

@@ -405,8 +405,9 @@ export const ROUGHNESS = {
 
 export const STROKE_WIDTH = {
   thin: 1,
-  bold: 2,
+  medium: 2,
-  extraBold: 4,
+  bold: 4,
+  extraBold: 8,
 } as const;
 
 export const DEFAULT_ELEMENT_PROPS: {
@@ -429,6 +430,8 @@ export const DEFAULT_ELEMENT_PROPS: {
   locked: false,
 };
 
+export const DEFAULT_FREE_DRAW_STROKE_SHAPE = "variable" as const;
+
 export const LIBRARY_SIDEBAR_TAB = "library";
 export const CANVAS_SEARCH_TAB = "search";
 

packages/element/src/bounds.ts

@@ -168,12 +168,14 @@ export class ElementBounds {
           ),
         ),
       );
+      const padding =
+        element.strokeShape === "fixed" ? element.strokeWidth / 2 : 0;
 
       return [
-        minX + element.x,
+        minX + element.x - padding,
-        minY + element.y,
+        minY + element.y - padding,
-        maxX + element.x,
+        maxX + element.x + padding,
-        maxY + element.y,
+        maxY + element.y + padding,
       ];
     } else if (isLinearElement(element)) {
       bounds = getLinearElementRotatedBounds(element, cx, cy, elementsMap);
@@ -703,10 +705,11 @@ const getFreeDrawElementAbsoluteCoords = (
   element: ExcalidrawFreeDrawElement,
 ): [number, number, number, number, number, number] => {
   const [minX, minY, maxX, maxY] = getBoundsFromPoints(element.points);
-  const x1 = minX + element.x;
+  const padding = element.strokeShape === "fixed" ? element.strokeWidth / 2 : 0;
-  const y1 = minY + element.y;
+  const x1 = minX + element.x - padding;
-  const x2 = maxX + element.x;
+  const y1 = minY + element.y - padding;
-  const y2 = maxY + element.y;
+  const x2 = maxX + element.x + padding;
+  const y2 = maxY + element.y + padding;
   return [x1, y1, x2, y2, (x1 + x2) / 2, (y1 + y2) / 2];
 };
 

packages/element/src/collision.ts

@@ -27,6 +27,7 @@ import type {
 
 import type { FrameNameBounds } from "@excalidraw/excalidraw/types";
 
+import { isLoopFreeDrawElement } from "./freedraw";
 import { isPathALoop } from "./utils";
 import {
   doBoundsIntersect,
@@ -93,7 +94,7 @@ export const shouldTestInside = (element: ExcalidrawElement) => {
   }
 
   if (element.type === "freedraw") {
-    return isDraggableFromInside && isPathALoop(element.points);
+    return isDraggableFromInside && isLoopFreeDrawElement(element);
   }
 
   return isDraggableFromInside || isImageElement(element);
@@ -754,8 +755,8 @@ export const isPointInElement = (
   elementsMap: ElementsMap,
 ) => {
   if (
-    (isLinearElement(element) || isFreeDrawElement(element)) &&
+    (isLinearElement(element) && !isPathALoop(element.points)) ||
-    !isPathALoop(element.points)
+    (isFreeDrawElement(element) && !isLoopFreeDrawElement(element))
   ) {
     // There isn't any "inside" for a non-looping path
     return false;

packages/element/src/freedraw.ts

@@ -0,0 +1,181 @@
+import {
+  pointDistance,
+  vectorCross,
+  vectorDot,
+  vectorFromPoint,
+} from "@excalidraw/math";
+
+import type { LocalPoint } from "@excalidraw/math";
+
+import { isPathALoop } from "./utils";
+
+import type { ExcalidrawFreeDrawElement } from "./types";
+
+type ZoomValue = NonNullable<Parameters<typeof isPathALoop>[1]>;
+
+type FixedFreeDrawSimplificationProfile = {
+  minPointDistancePx: number;
+  maxPointDistance: number;
+  strokeDistanceFactor: number;
+  collinearityFactor: number;
+  minAlignment: number;
+  zoomScaling: "sqrt" | "none";
+};
+
+const FIXED_FREEDRAW_CAPTURE_PROFILE: FixedFreeDrawSimplificationProfile = {
+  minPointDistancePx: 0.35,
+  maxPointDistance: 0.85,
+  strokeDistanceFactor: 0.08,
+  collinearityFactor: 0.3,
+  minAlignment: 0.985,
+  zoomScaling: "sqrt",
+};
+
+const hasSyntheticLoopClosure = (
+  points: readonly LocalPoint[],
+): points is readonly [LocalPoint, LocalPoint, ...LocalPoint[]] => {
+  if (points.length < 3) {
+    return false;
+  }
+
+  const firstPoint = points[0];
+  const lastPoint = points[points.length - 1];
+
+  return firstPoint[0] === lastPoint[0] && firstPoint[1] === lastPoint[1];
+};
+
+const stripSyntheticLoopClosure = (points: readonly LocalPoint[]) =>
+  hasSyntheticLoopClosure(points) ? points.slice(0, -1) : points;
+
+export const isLoopFreeDrawElement = (
+  element: ExcalidrawFreeDrawElement,
+  zoomValue: ZoomValue = 1 as ZoomValue,
+) => element.strokeShape !== "fixed" && isPathALoop(element.points, zoomValue);
+
+export const getFixedFreeDrawPoints = (
+  element: ExcalidrawFreeDrawElement,
+): readonly LocalPoint[] => stripSyntheticLoopClosure(element.points);
+
+export const getFixedFreeDrawPointSamplingDistance = (
+  strokeWidth: number,
+  zoomValue: ZoomValue = 1 as ZoomValue,
+  profile: FixedFreeDrawSimplificationProfile = FIXED_FREEDRAW_CAPTURE_PROFILE,
+) =>
+  Math.min(
+    Math.max(
+      profile.minPointDistancePx /
+        (profile.zoomScaling === "sqrt"
+          ? Math.max(1, Math.sqrt(zoomValue))
+          : 1),
+      strokeWidth * profile.strokeDistanceFactor,
+    ),
+    profile.maxPointDistance,
+  );
+
+const isRedundantFixedFreeDrawPoint = (
+  previousPoint: LocalPoint,
+  currentPoint: LocalPoint,
+  nextPoint: LocalPoint,
+  strokeWidth: number,
+  zoomValue: ZoomValue,
+  profile: FixedFreeDrawSimplificationProfile,
+) => {
+  const previousSegmentLength = pointDistance(previousPoint, currentPoint);
+  const nextSegmentLength = pointDistance(currentPoint, nextPoint);
+
+  if (!previousSegmentLength || !nextSegmentLength) {
+    return true;
+  }
+
+  const previousVector = vectorFromPoint(currentPoint, previousPoint);
+  const nextVector = vectorFromPoint(nextPoint, currentPoint);
+  const alignment =
+    vectorDot(previousVector, nextVector) /
+    (previousSegmentLength * nextSegmentLength);
+
+  if (alignment < profile.minAlignment) {
+    return false;
+  }
+
+  const chord = vectorFromPoint(nextPoint, previousPoint);
+  const chordLength = pointDistance(previousPoint, nextPoint);
+
+  if (!chordLength) {
+    return true;
+  }
+
+  const distanceToChord =
+    Math.abs(vectorCross(vectorFromPoint(currentPoint, previousPoint), chord)) /
+    chordLength;
+
+  return (
+    distanceToChord <=
+    getFixedFreeDrawPointSamplingDistance(strokeWidth, zoomValue, profile) *
+      profile.collinearityFactor
+  );
+};
+
+export const getFixedFreeDrawPointAction = ({
+  points,
+  nextPoint,
+  strokeWidth,
+  zoomValue,
+  isFinalPoint = false,
+  profile,
+}: {
+  points: readonly LocalPoint[];
+  nextPoint: LocalPoint;
+  strokeWidth: number;
+  zoomValue: ZoomValue;
+  isFinalPoint?: boolean;
+  profile?: FixedFreeDrawSimplificationProfile;
+}) => {
+  const simplificationProfile = profile ?? FIXED_FREEDRAW_CAPTURE_PROFILE;
+  const lastPoint = points[points.length - 1];
+
+  if (!lastPoint) {
+    return "append" as const;
+  }
+
+  if (lastPoint[0] === nextPoint[0] && lastPoint[1] === nextPoint[1]) {
+    return "discard" as const;
+  }
+
+  const samplingDistance = getFixedFreeDrawPointSamplingDistance(
+    strokeWidth,
+    zoomValue,
+    simplificationProfile,
+  );
+
+  if (points.length === 1) {
+    return !isFinalPoint &&
+      pointDistance(lastPoint, nextPoint) < samplingDistance
+      ? ("discard" as const)
+      : ("append" as const);
+  }
+
+  const previousPoint = points[points.length - 2];
+
+  if (
+    isRedundantFixedFreeDrawPoint(
+      previousPoint,
+      lastPoint,
+      nextPoint,
+      strokeWidth,
+      zoomValue,
+      simplificationProfile,
+    )
+  ) {
+    return "replace" as const;
+  }
+
+  if (!isFinalPoint && pointDistance(lastPoint, nextPoint) < samplingDistance) {
+    return "discard" as const;
+  }
+
+  return "append" as const;
+};
+
+export const getRenderableFixedFreeDrawPoints = (
+  element: ExcalidrawFreeDrawElement,
+): readonly LocalPoint[] => getFixedFreeDrawPoints(element);

packages/element/src/index.ts

@@ -69,6 +69,7 @@ export * from "./duplicate";
 export * from "./elbowArrow";
 export * from "./elementLink";
 export * from "./embeddable";
+export * from "./freedraw";
 export * from "./flowchart";
 export * from "./arrows/focus";
 export * from "./fractionalIndex";

packages/element/src/mutateElement.ts

@@ -1,4 +1,5 @@
 import {
+  DEFAULT_FREE_DRAW_STROKE_SHAPE,
   getSizeFromPoints,
   randomInteger,
   getUpdatedTimestamp,
@@ -18,6 +19,8 @@ import type {
   ElementsMap,
   ExcalidrawElbowArrowElement,
   ExcalidrawElement,
+  ExcalidrawFreeDrawElement,
+  FreeDrawStrokeShape,
   NonDeletedSceneElementsMap,
 } from "./types";
 
@@ -177,6 +180,30 @@ export const newElementWith = <TElement extends ExcalidrawElement>(
   };
 };
 
+export const newFreeDrawElementWithStrokeShape = <
+  TElement extends ExcalidrawFreeDrawElement,
+>(
+  element: TElement,
+  strokeShape: FreeDrawStrokeShape,
+): TElement => {
+  if (strokeShape === DEFAULT_FREE_DRAW_STROKE_SHAPE) {
+    if (!("strokeShape" in element)) {
+      return element;
+    }
+    const nextElement = newElementWith(
+      element,
+      {} as ElementUpdate<TElement>,
+      true,
+    );
+    delete (nextElement as Mutable<Partial<TElement>>).strokeShape;
+    return nextElement;
+  }
+
+  return newElementWith(element, {
+    strokeShape,
+  } as ElementUpdate<TElement>);
+};
+
 /**
  * Mutates element, bumping `version`, `versionNonce`, and `updated`.
  *

packages/element/src/newElement.ts

@@ -445,6 +445,7 @@ export const newFreeDrawElement = (
     points?: ExcalidrawFreeDrawElement["points"];
     simulatePressure: boolean;
     pressures?: ExcalidrawFreeDrawElement["pressures"];
+    strokeShape?: ExcalidrawFreeDrawElement["strokeShape"];
   } & ElementConstructorOpts,
 ): NonDeleted<ExcalidrawFreeDrawElement> => {
   return {
@@ -452,6 +453,7 @@ export const newFreeDrawElement = (
     points: opts.points || [],
     pressures: opts.pressures || [],
     simulatePressure: opts.simulatePressure,
+    ...(opts.strokeShape === "fixed" ? { strokeShape: opts.strokeShape } : {}),
   };
 };
 

packages/element/src/renderElement.ts

@@ -417,16 +417,27 @@ const drawElementOnCanvas = (
     case "freedraw": {
       // Draw directly to canvas
       context.save();
+      context.lineJoin = "round";
+      context.lineCap = "round";
 
       const shapes = ShapeCache.generateElementShape(element, renderConfig);
+      const isFixedStroke = element.strokeShape === "fixed";
 
       for (const shape of shapes) {
         if (typeof shape === "string") {
-          context.fillStyle =
+          const strokeColor =
             renderConfig.theme === THEME.DARK
               ? applyDarkModeFilter(element.strokeColor)
               : element.strokeColor;
-          context.fill(new Path2D(shape));
+
+          if (isFixedStroke) {
+            context.strokeStyle = strokeColor;
+            context.lineWidth = element.strokeWidth;
+            context.stroke(new Path2D(shape));
+          } else {
+            context.fillStyle = strokeColor;
+            context.fill(new Path2D(shape));
+          }
         } else {
           rc.draw(shape);
         }

packages/element/src/shape.ts

@@ -1,4 +1,5 @@
 import { simplify } from "points-on-curve";
+import { DEFAULT_FREE_DRAW_STROKE_SHAPE } from "@excalidraw/common";
 import { getStroke } from "perfect-freehand";
 
 import {
@@ -13,6 +14,7 @@ import {
 import {
   pointFrom,
   pointDistance,
+  round,
   type LocalPoint,
   pointRotateRads,
 } from "@excalidraw/math";
@@ -52,6 +54,10 @@ import {
   isIframeLikeElement,
   isLinearElement,
 } from "./typeChecks";
+import {
+  getRenderableFixedFreeDrawPoints,
+  isLoopFreeDrawElement,
+} from "./freedraw";
 import { getCornerRadius, isPathALoop } from "./utils";
 import { headingForPointIsHorizontal } from "./heading";
 
@@ -244,7 +250,12 @@ export const generateRoughOptions = (
     }
     case "line":
     case "freedraw": {
-      if (isPathALoop(element.points)) {
+      const isLoop =
+        element.type === "freedraw"
+          ? isLoopFreeDrawElement(element)
+          : isPathALoop(element.points);
+
+      if (isLoop) {
         options.fillStyle = element.fillStyle;
         options.fill =
           element.backgroundColor === "transparent"
@@ -966,7 +977,7 @@ const _generateElementShape = (
       const shapes: ElementShapes[typeof element.type] = [];
 
       // (1) background fill (rc shape), optional
-      if (isPathALoop(element.points)) {
+      if (isLoopFreeDrawElement(element)) {
         // generate rough polygon to fill freedraw shape
         const simplifiedPoints = simplify(
           element.points as Mutable<LocalPoint[]>,
@@ -1173,6 +1184,13 @@ export const toggleLinePolygonState = (
 
 // NOTE not cached (-> for SVG export)
 const getFreeDrawSvgPath = (element: ExcalidrawFreeDrawElement) => {
+  if (element.strokeShape === "fixed") {
+    return getSvgPathFromFixedFreeDrawPoints(
+      getRenderableFixedFreeDrawPoints(element),
+      element.strokeWidth,
+    ) as SVGPathString;
+  }
+
   return getSvgPathFromStroke(
     getFreedrawOutlinePoints(element),
   ) as SVGPathString;
@@ -1181,34 +1199,243 @@ const getFreeDrawSvgPath = (element: ExcalidrawFreeDrawElement) => {
 export const getFreedrawOutlinePoints = (
   element: ExcalidrawFreeDrawElement,
 ) => {
+  const strokeShape = element.strokeShape ?? DEFAULT_FREE_DRAW_STROKE_SHAPE;
+  const isFixedStroke = strokeShape === "fixed";
   // If input points are empty (should they ever be?) return a dot
-  const inputPoints = element.simulatePressure
+  const inputPoints = isFixedStroke
+    ? element.points.length
+      ? element.points
+      : [[0, 0]]
+    : element.simulatePressure
     ? element.points
     : element.points.length
     ? element.points.map(([x, y], i) => [x, y, element.pressures[i]])
     : [[0, 0, 0.5]];
 
   return getStroke(inputPoints as number[][], {
-    simulatePressure: element.simulatePressure,
+    simulatePressure: isFixedStroke ? false : element.simulatePressure,
-    size: element.strokeWidth * 4.25,
+    size: isFixedStroke ? element.strokeWidth : element.strokeWidth * 4.25,
-    thinning: 0.6,
+    thinning: isFixedStroke ? 0 : 0.6,
     smoothing: 0.5,
     streamline: 0.5,
-    easing: (t) => Math.sin((t * Math.PI) / 2), // https://easings.net/#easeOutSine
+    easing: isFixedStroke ? (t) => t : (t) => Math.sin((t * Math.PI) / 2), // https://easings.net/#easeOutSine
     last: true,
   }) as [number, number][];
 };
 
-const med = (A: number[], B: number[]) => {
+const med = (A: readonly number[], B: readonly number[]) => {
   return [(A[0] + B[0]) / 2, (A[1] + B[1]) / 2];
 };
 
+const roundPoint = (point: readonly number[]) =>
+  `${round(point[0], 2)},${round(point[1], 2)} `;
+
+const averagePoint = (A: readonly number[], B: readonly number[]) =>
+  `${round((A[0] + B[0]) / 2, 2)},${round((A[1] + B[1]) / 2, 2)} `;
+
+const getReadonlyPointDistance = (
+  pointA: readonly number[],
+  pointB: readonly number[],
+) => Math.hypot(pointA[0] - pointB[0], pointA[1] - pointB[1]);
+
 // Trim SVG path data so number are each two decimal points. This
 // improves SVG exports, and prevents rendering errors on points
 // with long decimals.
 const TO_FIXED_PRECISION = /(\s?[A-Z]?,?-?[0-9]*\.[0-9]{0,2})(([0-9]|e|-)*)/g;
 
-const getSvgPathFromStroke = (points: number[][]): string => {
+const getSvgPathFromPoints = (
+  points: ReadonlyArray<readonly number[]>,
+  closed = false,
+): string => {
+  const len = points.length;
+
+  if (len < 2) {
+    return "";
+  }
+
+  const path = points
+    .slice(1)
+    .map((point) => `L${roundPoint(point)}`)
+    .join("");
+
+  return `M${roundPoint(points[0])}${path}${closed ? "Z" : ""}`;
+};
+
+const FIXED_FREEDRAW_MIN_SMOOTH_ALIGNMENT = 0.6;
+const FIXED_FREEDRAW_MIN_SMOOTH_SEGMENT_LENGTH = 0.2;
+const FIXED_FREEDRAW_MIN_CORNER_ALIGNMENT = -0.25;
+const FIXED_FREEDRAW_MIN_CORNER_ROUNDING = 0.75;
+const FIXED_FREEDRAW_MAX_CORNER_ROUNDING = 6;
+const FIXED_FREEDRAW_CORNER_ROUNDING_FACTOR = 0.35;
+const FIXED_FREEDRAW_CORNER_ROUNDING_WIDTH_FACTOR = 1.5;
+const FIXED_FREEDRAW_MIN_TERMINAL_STUB = 0.75;
+const FIXED_FREEDRAW_MAX_TERMINAL_STUB = 2.5;
+const FIXED_FREEDRAW_TERMINAL_STUB_WIDTH_FACTOR = 1.5;
+
+const shouldSmoothFixedFreeDrawPoint = (
+  previousPoint: readonly number[],
+  currentPoint: readonly number[],
+  nextPoint: readonly number[],
+) => {
+  const previousDeltaX = currentPoint[0] - previousPoint[0];
+  const previousDeltaY = currentPoint[1] - previousPoint[1];
+  const nextDeltaX = nextPoint[0] - currentPoint[0];
+  const nextDeltaY = nextPoint[1] - currentPoint[1];
+  const previousSegmentLength = Math.hypot(previousDeltaX, previousDeltaY);
+  const nextSegmentLength = Math.hypot(nextDeltaX, nextDeltaY);
+
+  if (
+    previousSegmentLength < FIXED_FREEDRAW_MIN_SMOOTH_SEGMENT_LENGTH ||
+    nextSegmentLength < FIXED_FREEDRAW_MIN_SMOOTH_SEGMENT_LENGTH
+  ) {
+    return false;
+  }
+
+  const alignment =
+    (previousDeltaX * nextDeltaX + previousDeltaY * nextDeltaY) /
+    (previousSegmentLength * nextSegmentLength);
+
+  return alignment >= FIXED_FREEDRAW_MIN_SMOOTH_ALIGNMENT;
+};
+
+const getFixedFreeDrawRoundedCorner = (
+  previousPoint: readonly number[],
+  currentPoint: readonly number[],
+  nextPoint: readonly number[],
+  strokeWidth: number,
+) => {
+  const previousDeltaX = currentPoint[0] - previousPoint[0];
+  const previousDeltaY = currentPoint[1] - previousPoint[1];
+  const nextDeltaX = nextPoint[0] - currentPoint[0];
+  const nextDeltaY = nextPoint[1] - currentPoint[1];
+  const previousSegmentLength = Math.hypot(previousDeltaX, previousDeltaY);
+  const nextSegmentLength = Math.hypot(nextDeltaX, nextDeltaY);
+
+  if (!previousSegmentLength || !nextSegmentLength) {
+    return null;
+  }
+
+  const alignment =
+    (previousDeltaX * nextDeltaX + previousDeltaY * nextDeltaY) /
+    (previousSegmentLength * nextSegmentLength);
+
+  if (
+    alignment >= FIXED_FREEDRAW_MIN_SMOOTH_ALIGNMENT ||
+    alignment <= FIXED_FREEDRAW_MIN_CORNER_ALIGNMENT
+  ) {
+    return null;
+  }
+
+  const cornerRounding = Math.min(
+    Math.max(
+      strokeWidth * FIXED_FREEDRAW_CORNER_ROUNDING_WIDTH_FACTOR,
+      FIXED_FREEDRAW_MIN_CORNER_ROUNDING,
+    ),
+    previousSegmentLength * FIXED_FREEDRAW_CORNER_ROUNDING_FACTOR,
+    nextSegmentLength * FIXED_FREEDRAW_CORNER_ROUNDING_FACTOR,
+    FIXED_FREEDRAW_MAX_CORNER_ROUNDING,
+  );
+
+  if (!cornerRounding) {
+    return null;
+  }
+
+  return {
+    entryPoint: [
+      currentPoint[0] - (previousDeltaX / previousSegmentLength) * cornerRounding,
+      currentPoint[1] - (previousDeltaY / previousSegmentLength) * cornerRounding,
+    ] as const,
+    exitPoint: [
+      currentPoint[0] + (nextDeltaX / nextSegmentLength) * cornerRounding,
+      currentPoint[1] + (nextDeltaY / nextSegmentLength) * cornerRounding,
+    ] as const,
+  };
+};
+
+const getFixedFreeDrawTerminalStubThreshold = (strokeWidth: number) =>
+  Math.min(
+    Math.max(
+      strokeWidth * FIXED_FREEDRAW_TERMINAL_STUB_WIDTH_FACTOR,
+      FIXED_FREEDRAW_MIN_TERMINAL_STUB,
+    ),
+    FIXED_FREEDRAW_MAX_TERMINAL_STUB,
+  );
+
+const getSvgPathFromFixedFreeDrawPoints = (
+  points: ReadonlyArray<readonly number[]>,
+  strokeWidth: number,
+): string => {
+  const len = points.length;
+
+  if (len < 2) {
+    return "";
+  }
+
+  if (len === 2) {
+    return `M${roundPoint(points[0])}L${roundPoint(points[1])}`;
+  }
+
+  let path = `M${roundPoint(points[0])}`;
+  const lastPoint = points[len - 1];
+  let endsAtLastPoint = false;
+
+  for (let index = 1; index < len - 1; index++) {
+    const previousPoint = points[index - 1];
+    const currentPoint = points[index];
+    const nextPoint = points[index + 1];
+    const isLastCurveSegment = index === len - 2;
+    const terminalStubThreshold = getFixedFreeDrawTerminalStubThreshold(
+      strokeWidth,
+    );
+    const shouldSmooth = shouldSmoothFixedFreeDrawPoint(
+      previousPoint,
+      currentPoint,
+      nextPoint,
+    );
+    const roundedCorner = shouldSmooth
+      ? null
+      : getFixedFreeDrawRoundedCorner(
+          previousPoint,
+          currentPoint,
+          nextPoint,
+          strokeWidth,
+        );
+    const shouldCollapseSmoothTerminalStub =
+      isLastCurveSegment &&
+      shouldSmooth &&
+      getReadonlyPointDistance(currentPoint, nextPoint) / 2 <=
+        terminalStubThreshold;
+    const shouldCollapseRoundedTerminalStub =
+      isLastCurveSegment &&
+      !!roundedCorner &&
+      getReadonlyPointDistance(roundedCorner.exitPoint, lastPoint) <=
+        terminalStubThreshold;
+
+    path += shouldSmooth
+      ? `Q${roundPoint(currentPoint)}${
+          shouldCollapseSmoothTerminalStub
+            ? roundPoint(lastPoint)
+            : averagePoint(currentPoint, nextPoint)
+        }`
+      : roundedCorner
+        ? `L${roundPoint(roundedCorner.entryPoint)}Q${roundPoint(
+            currentPoint,
+          )}${
+            shouldCollapseRoundedTerminalStub
+              ? roundPoint(lastPoint)
+              : roundPoint(roundedCorner.exitPoint)
+          }`
+        : `L${roundPoint(currentPoint)}`;
+    endsAtLastPoint =
+      shouldCollapseSmoothTerminalStub || shouldCollapseRoundedTerminalStub;
+  }
+
+  return endsAtLastPoint ? path : `${path}L${roundPoint(lastPoint)}`;
+};
+
+const getSvgPathFromStroke = (
+  points: ReadonlyArray<readonly number[]>,
+): string => {
   if (!points.length) {
     return "";
   }

packages/element/src/types.ts

@@ -26,6 +26,7 @@ export type PointerType = "mouse" | "pen" | "touch";
 export type StrokeRoundness = "round" | "sharp";
 export type RoundnessType = ValueOf<typeof ROUNDNESS>;
 export type StrokeStyle = "solid" | "dashed" | "dotted";
+export type FreeDrawStrokeShape = "variable" | "fixed";
 export type TextAlign = typeof TEXT_ALIGN[keyof typeof TEXT_ALIGN];
 
 type VerticalAlignKeys = keyof typeof VERTICAL_ALIGN;
@@ -390,6 +391,7 @@ export type ExcalidrawFreeDrawElement = _ExcalidrawElementBase &
     points: readonly LocalPoint[];
     pressures: readonly number[];
     simulatePressure: boolean;
+    strokeShape?: FreeDrawStrokeShape;
   }>;
 
 export type FileId = string & { _brand: "FileId" };

packages/element/tests/bounds.test.ts

@@ -6,7 +6,11 @@ import type { LocalPoint } from "@excalidraw/math";
 
 import { getElementAbsoluteCoords, getElementBounds } from "../src/bounds";
 
-import type { ExcalidrawElement, ExcalidrawLinearElement } from "../src/types";
+import type {
+  ExcalidrawElement,
+  ExcalidrawFreeDrawElement,
+  ExcalidrawLinearElement,
+} from "../src/types";
 
 const _ce = ({
   x,
@@ -117,6 +121,31 @@ describe("getElementBounds", () => {
     expect(y2).toEqual(42.90569415042095);
   });
 
+  it("fixed freedraw", () => {
+    const element = {
+      ..._ce({
+        x: 40,
+        y: 30,
+        w: 10,
+        h: 0,
+        a: 0,
+        t: "freedraw",
+      }),
+      strokeWidth: 8,
+      points: [pointFrom<LocalPoint>(0, 0), pointFrom<LocalPoint>(10, 0)],
+      pressures: [],
+      simulatePressure: true,
+      strokeShape: "fixed",
+    } as unknown as ExcalidrawFreeDrawElement;
+
+    const [x1, y1, x2, y2] = getElementBounds(element, arrayToMap([element]));
+
+    expect(x1).toEqual(36);
+    expect(y1).toEqual(26);
+    expect(x2).toEqual(54);
+    expect(y2).toEqual(34);
+  });
+
   it("curved line", () => {
     const element = {
       ..._ce({

packages/element/tests/shape.test.ts

@@ -0,0 +1,160 @@
+import { pointFrom } from "@excalidraw/math";
+import { API } from "@excalidraw/excalidraw/tests/helpers/api";
+import { vi } from "vitest";
+
+vi.mock("perfect-freehand", () => ({
+  getStroke: vi.fn(() => []),
+}));
+
+import { getStroke } from "perfect-freehand";
+
+import { getFreedrawOutlinePoints, ShapeCache } from "../src/shape";
+
+describe("freedraw stroke shape", () => {
+  beforeEach(() => {
+    vi.mocked(getStroke).mockClear();
+    ShapeCache.destroy();
+  });
+
+  it("renders fixed strokes from the centerline path", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      points: [pointFrom(0, 0), pointFrom(10, 10), pointFrom(20, 15)],
+    });
+
+    const shapes = ShapeCache.generateElementShape(element, null);
+
+    expect(shapes).toEqual([expect.any(String)]);
+    expect(shapes[0]).not.toContain("Z");
+    expect(vi.mocked(getStroke)).not.toHaveBeenCalled();
+  });
+
+  it("rounds fixed stroke corners without flattening them", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      strokeWidth: 1,
+      points: [pointFrom(0, 0), pointFrom(10, 0), pointFrom(10, 10)],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toBe("M0,0 L8.5,0 Q10,0 10,1.5 L10,10 ");
+  });
+
+  it("does not round fixed stroke hairpin turns", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      strokeWidth: 1,
+      points: [pointFrom(0, 0), pointFrom(10, 0), pointFrom(9, 1)],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toBe("M0,0 L10,0 L9,1 ");
+  });
+
+  it("curves directly to the endpoint for tiny final smooth segments", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      strokeWidth: 1,
+      points: [pointFrom(0, 0), pointFrom(0.5, 0.1), pointFrom(0.8, 0.3)],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toBe("M0,0 Q0.5,0.1 0.8,0.3 ");
+  });
+
+  it("curves directly to the endpoint for tiny final rounded corners", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      strokeWidth: 1,
+      points: [pointFrom(0, 0), pointFrom(10, 0), pointFrom(10, 1)],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toBe("M0,0 L9.65,0 Q10,0 10,1 ");
+  });
+
+  it("smooths dense fixed stroke points without dropping them", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      points: [
+        pointFrom(0, 0),
+        pointFrom(0.3, 0.1),
+        pointFrom(0.6, 0.35),
+        pointFrom(1, 0.9),
+      ],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toContain("Q0.3,0.1 ");
+    expect(path).toContain("Q0.6,0.35 ");
+  });
+
+  it("drops synthetic loop closure for fixed strokes", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      points: [pointFrom(0, 0), pointFrom(10, 0), pointFrom(0, 0)],
+    });
+
+    const [path] = ShapeCache.generateElementShape(element, null);
+
+    expect(path).toBe("M0,0 L10,0 ");
+  });
+
+  it("uses fixed perfect-freehand settings for fixed strokes", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      strokeShape: "fixed",
+      strokeWidth: 8,
+      points: [pointFrom(0, 0), pointFrom(10, 10), pointFrom(20, 15)],
+    });
+
+    getFreedrawOutlinePoints(element);
+
+    expect(vi.mocked(getStroke)).toHaveBeenCalledWith(
+      element.points,
+      expect.objectContaining({
+        simulatePressure: false,
+        size: element.strokeWidth,
+        thinning: 0,
+      }),
+    );
+  });
+
+  it("keeps pressure-aware perfect-freehand settings for variable strokes", () => {
+    const element = API.createElement({
+      type: "freedraw",
+      points: [pointFrom(0, 0), pointFrom(10, 10), pointFrom(20, 15)],
+    });
+
+    getFreedrawOutlinePoints({
+      ...element,
+      simulatePressure: false,
+      pressures: [0.2, 0.8, 0.4],
+    });
+
+    expect(vi.mocked(getStroke)).toHaveBeenCalledWith(
+      [
+        [0, 0, 0.2],
+        [10, 10, 0.8],
+        [20, 15, 0.4],
+      ],
+      expect.objectContaining({
+        simulatePressure: false,
+        size: element.strokeWidth * 4.25,
+        thinning: 0.6,
+      }),
+    );
+  });
+});

packages/excalidraw/actions/actionCanvas.tsx

@@ -40,7 +40,6 @@ import {
   ZoomResetIcon,
 } from "../components/icons";
 import { setCursor } from "../cursor";
-import { constrainScrollState } from "../scene/scrollConstraints";
 
 import { t } from "../i18n";
 import { getNormalizedZoom } from "../scene";
@@ -52,8 +51,6 @@ import { register } from "./register";
 
 import type { AppState, Offsets } from "../types";
 
-const canUseZoomActions = (appState: AppState) => !appState.scrollConstraints;
-
 export const actionChangeViewBackgroundColor = register<Partial<AppState>>({
   name: "changeViewBackgroundColor",
   label: "labels.canvasBackground",
@@ -142,7 +139,7 @@ export const actionZoomIn = register({
   trackEvent: { category: "canvas" },
   perform: (_elements, appState, _, app) => {
     return {
-      appState: constrainScrollState({
+      appState: {
         ...appState,
         ...getStateForZoom(
           {
@@ -153,7 +150,7 @@ export const actionZoomIn = register({
           appState,
         ),
         userToFollow: null,
-      }),
+      },
       captureUpdate: CaptureUpdateAction.EVENTUALLY,
     };
   },
@@ -183,7 +180,7 @@ export const actionZoomOut = register({
   trackEvent: { category: "canvas" },
   perform: (_elements, appState, _, app) => {
     return {
-      appState: constrainScrollState({
+      appState: {
         ...appState,
         ...getStateForZoom(
           {
@@ -194,7 +191,7 @@ export const actionZoomOut = register({
           appState,
         ),
         userToFollow: null,
-      }),
+      },
       captureUpdate: CaptureUpdateAction.EVENTUALLY,
     };
   },
@@ -246,7 +243,6 @@ export const actionResetZoom = register({
         className="reset-zoom-button zoom-button"
         title={t("buttons.resetZoom")}
         aria-label={t("buttons.resetZoom")}
-        disabled={!canUseZoomActions(appState)}
         onClick={() => {
           updateData(null);
         }}
@@ -255,7 +251,6 @@ export const actionResetZoom = register({
       </ToolButton>
     </Tooltip>
   ),
-  predicate: (_elements, appState) => canUseZoomActions(appState),
   keyTest: (event) =>
     (event.code === CODES.ZERO || event.code === CODES.NUM_ZERO) &&
     (event[KEYS.CTRL_OR_CMD] || event.shiftKey),
@@ -279,7 +274,7 @@ const zoomValueToFitBoundsOnViewport = (
   return Math.min(adjustedZoomValue, 1);
 };
 
-export function resolveViewportForBounds({
+export const zoomToFitBounds = ({
   bounds,
   appState,
   canvasOffsets,
@@ -297,7 +292,7 @@ export function resolveViewportForBounds({
   viewportZoomFactor?: number;
   minZoom?: number;
   maxZoom?: number;
-}) {
+}) => {
   viewportZoomFactor = clamp(viewportZoomFactor, MIN_ZOOM, MAX_ZOOM);
 
   const [x1, y1, x2, y2] = bounds;
@@ -350,58 +345,12 @@ export function resolveViewportForBounds({
     zoom: { value: newZoomValue },
   });
 
-  return {
-    bounds,
-    scrollX: centerScroll.scrollX,
-    scrollY: centerScroll.scrollY,
-    zoom: { value: newZoomValue },
-    viewportZoomFactor,
-    viewportDimensions: {
-      width: appState.width,
-      height: appState.height,
-    },
-    effectiveViewportDimensions: {
-      width: effectiveCanvasWidth,
-      height: effectiveCanvasHeight,
-    },
-  };
-}
-
-export const zoomToFitBounds = ({
-  bounds,
-  appState,
-  canvasOffsets,
-  fitToViewport = false,
-  viewportZoomFactor = 1,
-  minZoom = -Infinity,
-  maxZoom = Infinity,
-}: {
-  bounds: SceneBounds;
-  canvasOffsets?: Offsets;
-  appState: Readonly<AppState>;
-  /** whether to fit content to viewport (beyond >100%) */
-  fitToViewport: boolean;
-  /** zoom content to cover X of the viewport, when fitToViewport=true */
-  viewportZoomFactor?: number;
-  minZoom?: number;
-  maxZoom?: number;
-}) => {
-  const resolvedViewport = resolveViewportForBounds({
-    bounds,
-    appState,
-    canvasOffsets,
-    fitToViewport,
-    viewportZoomFactor,
-    minZoom,
-    maxZoom,
-  });
-
   return {
     appState: {
       ...appState,
-      scrollX: resolvedViewport.scrollX,
+      scrollX: centerScroll.scrollX,
-      scrollY: resolvedViewport.scrollY,
+      scrollY: centerScroll.scrollY,
-      zoom: resolvedViewport.zoom,
+      zoom: { value: newZoomValue },
     },
     captureUpdate: CaptureUpdateAction.EVENTUALLY,
   };
@@ -459,7 +408,6 @@ export const actionZoomToFitSelectionInViewport = register({
       canvasOffsets: app.getEditorUIOffsets(),
     });
   },
-  predicate: (_elements, appState) => canUseZoomActions(appState),
   // NOTE shift-2 should have been assigned actionZoomToFitSelection.
   // TBD on how proceed
   keyTest: (event) =>
@@ -486,7 +434,6 @@ export const actionZoomToFitSelection = register({
       canvasOffsets: app.getEditorUIOffsets(),
     });
   },
-  predicate: (_elements, appState) => canUseZoomActions(appState),
   // NOTE this action should use shift-2 per figma, alas
   keyTest: (event) =>
     event.code === CODES.THREE &&
@@ -511,7 +458,6 @@ export const actionZoomToFit = register({
       fitToViewport: false,
       canvasOffsets: app.getEditorUIOffsets(),
     }),
-  predicate: (_elements, appState) => canUseZoomActions(appState),
   keyTest: (event) =>
     event.code === CODES.ONE &&
     event.shiftKey &&

packages/excalidraw/actions/actionFinalize.tsx

@@ -2,6 +2,7 @@ import { pointFrom } from "@excalidraw/math";
 
 import { bindOrUnbindBindingElement } from "@excalidraw/element/binding";
 import {
+  isLoopFreeDrawElement,
   isValidPolygon,
   LinearElementEditor,
   newElementWith,
@@ -242,7 +243,11 @@ export const actionFinalize = register<FormData>({
         // If the multi point line closes the loop,
         // set the last point to first point.
         // This ensures that loop remains closed at different scales.
-        const isLoop = isPathALoop(element.points, appState.zoom.value);
+        const isLoop = isLineElement(element)
+          ? isPathALoop(element.points, appState.zoom.value)
+          : isFreeDrawElement(element)
+          ? isLoopFreeDrawElement(element, appState.zoom.value)
+          : false;
 
         if (isLoop && (isLineElement(element) || isFreeDrawElement(element))) {
           const linePoints = element.points;

packages/excalidraw/actions/actionGroup.tsx

@@ -49,18 +49,9 @@ import { register } from "./register";
 
 import type { AppClassProperties, AppState } from "../types";
 
-const allElementsInSameGroup = (
+const allElementsInSameGroup = (elements: readonly ExcalidrawElement[]) => {
-  elements: readonly ExcalidrawElement[],
-  editingGroupId: AppState["editingGroupId"],
-) => {
   if (elements.length >= 2) {
-    const editingGroupIndex = editingGroupId
+    const groupIds = elements[0].groupIds;
-      ? elements[0].groupIds.indexOf(editingGroupId)
-      : -1;
-    const groupIds =
-      editingGroupIndex > -1
-        ? elements[0].groupIds.slice(0, editingGroupIndex)
-        : elements[0].groupIds;
     for (const groupId of groupIds) {
       if (
         elements.reduce(
@@ -87,7 +78,7 @@ const enableActionGroup = (
 
   return (
     selectedElements.length >= 2 &&
-    !allElementsInSameGroup(selectedElements, appState.editingGroupId) &&
+    !allElementsInSameGroup(selectedElements) &&
     !frameAndChildrenSelectedTogether(selectedElements)
   );
 };

packages/excalidraw/actions/actionProperties.test.tsx

@@ -1,4 +1,5 @@
 import { queryByTestId } from "@testing-library/react";
+import { pointFrom } from "@excalidraw/math";
 
 import {
   COLOR_PALETTE,
@@ -10,7 +11,7 @@ import {
 import { Excalidraw } from "../index";
 import { API } from "../tests/helpers/api";
 import { UI } from "../tests/helpers/ui";
-import { render } from "../tests/test-utils";
+import { act, render } from "../tests/test-utils";
 
 describe("element locking", () => {
   beforeEach(async () => {
@@ -80,6 +81,20 @@ describe("element locking", () => {
       const centerTextAlign = queryByTestId(document.body, `align-right`);
       expect(centerTextAlign).toBeChecked();
     });
+
+    it("should show the active freedraw stroke type", () => {
+      UI.clickTool("freedraw");
+
+      API.setAppState({
+        currentItemStrokeShape: "fixed",
+      });
+
+      const fixedStrokeShape = queryByTestId(
+        document.body,
+        "strokeShape-fixed",
+      );
+      expect(fixedStrokeShape).toBeChecked();
+    });
   });
 
   describe("properties when elements selected", () => {
@@ -144,6 +159,9 @@ describe("element locking", () => {
       expect(
         queryByTestId(document.body, `strokeWidth-thin`),
       ).not.toBeChecked();
+      expect(
+        queryByTestId(document.body, `strokeWidth-medium`),
+      ).not.toBeChecked();
       expect(
         queryByTestId(document.body, `strokeWidth-bold`),
       ).not.toBeChecked();
@@ -159,6 +177,7 @@ describe("element locking", () => {
       });
       const text = API.createElement({
         type: "text",
+        strokeWidth: STROKE_WIDTH.bold,
         fontFamily: FONT_FAMILY["Comic Shanns"],
       });
       API.setElements([rect, text]);
@@ -169,5 +188,35 @@ describe("element locking", () => {
         "active",
       );
     });
+
+    it("should highlight the fixed freedraw stroke type for selected elements", () => {
+      const freedraw = API.createElement({
+        type: "freedraw",
+        strokeShape: "fixed",
+        points: [pointFrom(0, 0), pointFrom(10, 10), pointFrom(20, 15)],
+      });
+      API.setElements([freedraw]);
+      API.setSelectedElements([freedraw]);
+
+      const fixedStrokeShape = queryByTestId(
+        document.body,
+        "strokeShape-fixed",
+      );
+      expect(fixedStrokeShape).toBeChecked();
+    });
+
+    it("should apply fixed freedraw stroke type to newly drawn strokes", () => {
+      UI.clickTool("freedraw");
+
+      act(() => {
+        queryByTestId(document.body, "strokeShape-fixed")?.click();
+      });
+
+      const freedraw = UI.createElement("freedraw", {
+        points: [pointFrom(0, 0), pointFrom(10, 10), pointFrom(20, 15)],
+      });
+
+      expect(freedraw.strokeShape).toBe("fixed");
+    });
   });
 });

packages/excalidraw/actions/actionProperties.tsx

@@ -3,6 +3,7 @@ import { pointFrom } from "@excalidraw/math";
 import { useEffect, useMemo, useRef, useState } from "react";
 
 import {
+  DEFAULT_FREE_DRAW_STROKE_SHAPE,
   DEFAULT_ELEMENT_BACKGROUND_COLOR_PALETTE,
   DEFAULT_ELEMENT_BACKGROUND_PICKS,
   DEFAULT_ELEMENT_STROKE_COLOR_PALETTE,
@@ -36,6 +37,7 @@ import {
 import { LinearElementEditor } from "@excalidraw/element";
 
 import { newElementWith } from "@excalidraw/element";
+import { newFreeDrawElementWithStrokeShape } from "@excalidraw/element";
 import { getArrowheadForPicker } from "@excalidraw/element";
 
 import {
@@ -47,6 +49,7 @@ import {
   isArrowElement,
   isBoundToContainer,
   isElbowArrow,
+  isFreeDrawElement,
   isLinearElement,
   isLineElement,
   isTextElement,
@@ -70,6 +73,7 @@ import type {
   ElementsMap,
   ExcalidrawBindableElement,
   ExcalidrawElement,
+  ExcalidrawFreeDrawElement,
   ExcalidrawLinearElement,
   ExcalidrawTextElement,
   FontFamilyValues,
@@ -105,8 +109,11 @@ import {
   SloppinessArtistIcon,
   SloppinessCartoonistIcon,
   StrokeWidthBaseIcon,
+  StrokeWidthMediumIcon,
   StrokeWidthBoldIcon,
   StrokeWidthExtraBoldIcon,
+  StrokeShapeFixedIcon,
+  StrokeShapeVariableIcon,
   FontSizeSmallIcon,
   FontSizeMediumIcon,
   FontSizeLargeIcon,
@@ -187,6 +194,29 @@ export const changeProperty = (
   });
 };
 
+const getFreeDrawStrokeShape = (item: {
+  strokeShape?: ExcalidrawFreeDrawElement["strokeShape"];
+  currentItemStrokeShape?: AppState["currentItemStrokeShape"];
+}) =>
+  item.strokeShape ??
+  item.currentItemStrokeShape ??
+  DEFAULT_FREE_DRAW_STROKE_SHAPE;
+
+const getAppStateWithCurrentItemStrokeShape = (
+  appState: AppState,
+  strokeShape: NonNullable<ExcalidrawFreeDrawElement["strokeShape"]>,
+) => {
+  // if (strokeShape === DEFAULT_FREE_DRAW_STROKE_SHAPE) {
+  //   const { currentItemStrokeShape, ...nextAppState } = appState;
+  //   return nextAppState;
+  // }
+
+  return {
+    ...appState,
+    currentItemStrokeShape: strokeShape,
+  };
+};
+
 export const getFormValue = function <T extends Primitive>(
   elements: readonly ExcalidrawElement[],
   app: AppClassProperties,
@@ -574,6 +604,12 @@ export const actionChangeStrokeWidth = register<
               icon: StrokeWidthBaseIcon,
               testId: "strokeWidth-thin",
             },
+            {
+              value: STROKE_WIDTH.medium,
+              text: t("labels.medium"),
+              icon: StrokeWidthMediumIcon,
+              testId: "strokeWidth-medium",
+            },
             {
               value: STROKE_WIDTH.bold,
               text: t("labels.bold"),
@@ -602,6 +638,60 @@ export const actionChangeStrokeWidth = register<
   ),
 });
 
+export const actionChangeStrokeShape = register<
+  NonNullable<ExcalidrawFreeDrawElement["strokeShape"]>
+>({
+  name: "changeStrokeShape",
+  label: "labels.strokeShape",
+  trackEvent: false,
+  perform: (elements, appState, value) => {
+    invariant(value, "actionChangeStrokeShape: value must be defined");
+    return {
+      elements: changeProperty(elements, appState, (el) =>
+        isFreeDrawElement(el)
+          ? newFreeDrawElementWithStrokeShape(el, value)
+          : el,
+      ),
+      appState: getAppStateWithCurrentItemStrokeShape(appState, value),
+      captureUpdate: CaptureUpdateAction.IMMEDIATELY,
+    };
+  },
+  PanelComponent: ({ elements, appState, updateData, app }) => (
+    <fieldset>
+      <legend>{t("labels.strokeShape")}</legend>
+      <div className="buttonList">
+        <RadioSelection
+          group="stroke-shape"
+          options={[
+            {
+              value: "variable",
+              text: t("labels.strokeShape_variable"),
+              icon: StrokeShapeVariableIcon,
+              testId: "strokeShape-variable",
+            },
+            {
+              value: "fixed",
+              text: t("labels.strokeShape_fixed"),
+              icon: StrokeShapeFixedIcon,
+              testId: "strokeShape-fixed",
+            },
+          ]}
+          value={getFormValue(
+            elements,
+            app,
+            (element) =>
+              getFreeDrawStrokeShape(element as ExcalidrawFreeDrawElement),
+            isFreeDrawElement,
+            (hasSelection) =>
+              hasSelection ? null : getFreeDrawStrokeShape(appState),
+          )}
+          onChange={(value) => updateData(value)}
+        />
+      </div>
+    </fieldset>
+  ),
+});
+
 export const actionChangeSloppiness = register<ExcalidrawElement["roughness"]>({
   name: "changeSloppiness",
   label: "labels.sloppiness",

packages/excalidraw/actions/actionStyles.ts

@@ -1,4 +1,5 @@
 import {
+  DEFAULT_FREE_DRAW_STROKE_SHAPE,
   DEFAULT_FONT_SIZE,
   DEFAULT_FONT_FAMILY,
   DEFAULT_TEXT_ALIGN,
@@ -10,6 +11,7 @@ import {
 import { newElementWith } from "@excalidraw/element";
 
 import {
+  isFreeDrawElement,
   hasBoundTextElement,
   canApplyRoundnessTypeToElement,
   getDefaultRoundnessTypeForElement,
@@ -18,6 +20,7 @@ import {
   isExcalidrawElement,
   isTextElement,
 } from "@excalidraw/element";
+import { newFreeDrawElementWithStrokeShape } from "@excalidraw/element";
 
 import {
   getBoundTextElement,
@@ -154,6 +157,17 @@ export const actionPasteStyles = register({
             });
           }
 
+          if (
+            isFreeDrawElement(newElement) &&
+            isFreeDrawElement(elementStylesToCopyFrom)
+          ) {
+            newElement = newFreeDrawElementWithStrokeShape(
+              newElement,
+              elementStylesToCopyFrom.strokeShape ??
+                DEFAULT_FREE_DRAW_STROKE_SHAPE,
+            );
+          }
+
           if (isFrameLikeElement(element)) {
             newElement = newElementWith(newElement, {
               roundness: null,

packages/excalidraw/actions/actionToggleSearchMenu.ts

@@ -53,5 +53,8 @@ export const actionToggleSearchMenu = register({
     };
   },
   checked: (appState: AppState) => appState.gridModeEnabled,
+  predicate: (element, appState, props) => {
+    return props.gridModeEnabled === undefined;
+  },
   keyTest: (event) => event[KEYS.CTRL_OR_CMD] && event.key === KEYS.F,
 });

packages/excalidraw/actions/manager.tsx

@@ -95,13 +95,6 @@ export class ActionManager {
           (action.name in canvasActions
             ? canvasActions[action.name as keyof typeof canvasActions]
             : true) &&
-          (!action.predicate ||
-            action.predicate(
-              this.getElementsIncludingDeleted(),
-              this.getAppState(),
-              this.app.props,
-              this.app,
-            )) &&
           action.keyTest &&
           action.keyTest(
             event,

packages/excalidraw/appState.ts

@@ -122,7 +122,6 @@ export const getDefaultAppState = (): Omit<
     objectsSnapModeEnabled: false,
     userToFollow: null,
     followedBy: new Set(),
-    scrollConstraints: null,
     isCropping: false,
     croppingElementId: null,
     searchMatches: null,
@@ -173,6 +172,7 @@ const APP_STATE_STORAGE_CONF = (<
   currentItemStrokeColor: { browser: true, export: false, server: false },
   currentItemStrokeStyle: { browser: true, export: false, server: false },
   currentItemStrokeWidth: { browser: true, export: false, server: false },
+  currentItemStrokeShape: { browser: true, export: false, server: false },
   currentItemTextAlign: { browser: true, export: false, server: false },
   currentHoveredFontFamily: { browser: false, export: false, server: false },
   cursorButton: { browser: true, export: false, server: false },
@@ -251,7 +251,6 @@ const APP_STATE_STORAGE_CONF = (<
   objectsSnapModeEnabled: { browser: true, export: false, server: false },
   userToFollow: { browser: false, export: false, server: false },
   followedBy: { browser: false, export: false, server: false },
-  scrollConstraints: { browser: true, export: false, server: false },
   isCropping: { browser: false, export: false, server: false },
   croppingElementId: { browser: false, export: false, server: false },
   searchMatches: { browser: false, export: false, server: false },

packages/excalidraw/components/Actions.tsx

@@ -394,6 +394,11 @@ const CombinedShapeProperties = ({
                   hasStrokeWidth(element.type),
                 )) &&
                 renderAction("changeStrokeWidth")}
+              {(appState.activeTool.type === "freedraw" ||
+                targetElements.some(
+                  (element) => element.type === "freedraw",
+                )) &&
+                renderAction("changeStrokeShape")}
               {(hasStrokeStyle(appState.activeTool.type) ||
                 targetElements.some((element) =>
                   hasStrokeStyle(element.type),

packages/excalidraw/components/App.tsx

@@ -9,6 +9,7 @@ import {
   clamp,
   pointFrom,
   pointDistance,
+  round,
   vector,
   pointRotateRads,
   vectorFromPoint,
@@ -119,6 +120,7 @@ import {
   getElementAbsoluteCoords,
   bindOrUnbindBindingElements,
   fixBindingsAfterDeletion,
+  getFixedFreeDrawPointAction,
   getHoveredElementForBinding,
   isBindingEnabled,
   updateBoundElements,
@@ -326,10 +328,7 @@ import {
   actionToggleCropEditor,
 } from "../actions";
 import { actionWrapTextInContainer } from "../actions/actionBoundText";
-import {
+import { actionToggleHandTool, zoomToFit } from "../actions/actionCanvas";
-  actionToggleHandTool,
-  resolveViewportForBounds,
-} from "../actions/actionCanvas";
 import { actionPaste } from "../actions/actionClipboard";
 import { actionCopyElementLink } from "../actions/actionElementLink";
 import { actionUnlockAllElements } from "../actions/actionElementLock";
@@ -373,7 +372,7 @@ import {
   hasBackground,
   isSomeElementSelected,
 } from "../scene";
-import { getConstrainedZoomAnchor, getStateForZoom } from "../scene/zoom";
+import { getStateForZoom } from "../scene/zoom";
 import {
   dataURLToString,
   generateIdFromFile,
@@ -429,12 +428,6 @@ import { isMaybeMermaidDefinition } from "../mermaid";
 
 import { LassoTrail } from "../lasso";
 
-import {
-  constrainScrollState,
-  calculateConstrainedScrollCenter,
-  areCanvasTranslatesClose,
-  getScrollConstraintsForBounds,
-} from "../scene/scrollConstraints";
 import { EraserTrail } from "../eraser";
 
 import { getShortcutKey } from "../shortcut";
@@ -497,9 +490,6 @@ import type {
   CollaboratorPointer,
   ToolType,
   OnUserFollowedPayload,
-  ScrollConstraints,
-  AnimateTranslateCanvasValues,
-  ScrollToContentOptions,
   UnsubscribeCallback,
   EmbedsValidationStatus,
   ElementsPendingErasure,
@@ -552,7 +542,6 @@ const ExcalidrawAppStateContext = React.createContext<AppState>({
   height: 0,
   offsetLeft: 0,
   offsetTop: 0,
-  scrollConstraints: null,
 });
 ExcalidrawAppStateContext.displayName = "ExcalidrawAppStateContext";
 
@@ -607,20 +596,6 @@ let isDraggingScrollBar: boolean = false;
 let currentScrollBars: ScrollBars = { horizontal: null, vertical: null };
 let touchTimeout = 0;
 let invalidateContextMenu = false;
-let scrollConstraintsAnimationTimeout: ReturnType<typeof setTimeout> | null =
-  null;
-
-const areScrollConstraintsEqual = (
-  left: ScrollConstraints | null | undefined,
-  right: ScrollConstraints | null | undefined,
-) => {
-  return left === right || (!!left && !!right && isShallowEqual(left, right));
-};
-
-const SET_SCROLL_CONSTRAINTS_CONTROLLED_WARNING =
-  "Excalidraw: `setScrollConstraints()` is ignored when the `scrollConstraints` prop is controlled.";
-const SCROLL_TO_CONTENT_SCROLL_LOCK_CONTROLLED_WARNING =
-  "Excalidraw: `scrollToContent()` with `scrollLock` is ignored when the `scrollConstraints` prop is controlled.";
 
 /**
  * Map of youtube embed video states
@@ -642,6 +617,19 @@ const gesture: Gesture = {
   initialScale: null,
 };
 
+const FREEDRAW_POINT_DECIMALS = 2;
+const FREEDRAW_PRESSURE_DECIMALS = 3;
+const FREEDRAW_DOT_EPSILON = 1 / 10 ** FREEDRAW_POINT_DECIMALS;
+
+const roundFreeDrawCoordinate = (value: number) =>
+  round(value, FREEDRAW_POINT_DECIMALS);
+
+const roundFreeDrawPressure = (value: number) =>
+  round(value, FREEDRAW_PRESSURE_DECIMALS);
+
+const getRoundedFreeDrawPoint = (x: number, y: number) =>
+  pointFrom<LocalPoint>(roundFreeDrawCoordinate(x), roundFreeDrawCoordinate(y));
+
 class App extends React.Component<AppProps, AppState> {
   canvas: AppClassProperties["canvas"];
   interactiveCanvas: AppClassProperties["interactiveCanvas"] = null;
@@ -808,8 +796,6 @@ class App extends React.Component<AppProps, AppState> {
       onUserFollow: (cb) => this.onUserFollowEmitter.on(cb),
       onStateChange: this.onStateChange,
       onEvent: this.onEvent,
-      app: this,
-      setScrollConstraints: this.setScrollConstraints,
     };
     return api;
   }
@@ -824,7 +810,6 @@ class App extends React.Component<AppProps, AppState> {
       objectsSnapModeEnabled = false,
       theme = defaultAppState.theme,
       name = `${t("labels.untitled")}-${getDateTime()}`,
-      scrollConstraints,
     } = props;
 
     this.state = {
@@ -840,7 +825,6 @@ class App extends React.Component<AppProps, AppState> {
       name,
       width: window.innerWidth,
       height: window.innerHeight,
-      scrollConstraints: scrollConstraints ?? null,
     };
 
     this.refreshEditorInterface();
@@ -2976,13 +2960,7 @@ class App extends React.Component<AppProps, AppState> {
       toast: this.state.toast,
     };
 
-    if (this.props.scrollConstraints) {
+    if (initialData?.scrollToContent) {
-      restoredAppState = {
-        ...restoredAppState,
-        scrollConstraints: this.props.scrollConstraints,
-        ...calculateConstrainedScrollCenter(this.state, restoredAppState),
-      };
-    } else if (initialData?.scrollToContent) {
       restoredAppState = {
         ...restoredAppState,
         ...calculateScrollCenter(restoredElements, {
@@ -2991,18 +2969,10 @@ class App extends React.Component<AppProps, AppState> {
           height: this.state.height,
           offsetTop: this.state.offsetTop,
           offsetLeft: this.state.offsetLeft,
-          scrollConstraints: this.state.scrollConstraints,
         }),
       };
     }
 
-    if (initialData?.scrollX != null) {
-      restoredAppState.scrollX = initialData.scrollX;
-    }
-    if (initialData?.scrollY != null) {
-      restoredAppState.scrollY = initialData.scrollY;
-    }
-
     this.resetStore();
     this.resetHistory();
     this.syncActionResult({
@@ -3253,11 +3223,7 @@ class App extends React.Component<AppProps, AppState> {
       .forEach((element) => ShapeCache.delete(element));
     this.refreshEditorInterface();
     this.updateDOMRect();
-    if (this.state.scrollConstraints) {
+    this.setState({});
-      this.setState((state) => constrainScrollState(state));
-    } else {
-      this.setState({});
-    }
   });
 
   /** generally invoked only if fullscreen was invoked programmatically */
@@ -3507,15 +3473,6 @@ class App extends React.Component<AppProps, AppState> {
       this.setState({ viewModeEnabled: !!this.props.viewModeEnabled });
     }
 
-    if (
-      !areScrollConstraintsEqual(
-        prevProps.scrollConstraints,
-        this.props.scrollConstraints,
-      )
-    ) {
-      this.syncScrollConstraints(this.props.scrollConstraints ?? null);
-    }
-
     if (prevState.viewModeEnabled !== this.state.viewModeEnabled) {
       this.addEventListeners();
       this.deselectElements();
@@ -3576,33 +3533,6 @@ class App extends React.Component<AppProps, AppState> {
       this.props.onChange?.(elements, this.state, this.files);
       this.onChangeEmitter.trigger(elements, this.state, this.files);
     }
-
-    if (this.state.scrollConstraints?.animateOnNextUpdate) {
-      const newState = constrainScrollState(this.state, "rigid");
-      const fromValues = {
-        scrollX: this.state.scrollX,
-        scrollY: this.state.scrollY,
-        zoom: this.state.zoom.value,
-      };
-      const toValues = {
-        scrollX: newState.scrollX,
-        scrollY: newState.scrollY,
-        zoom: newState.zoom.value,
-      };
-
-      if (areCanvasTranslatesClose(fromValues, toValues)) {
-        return;
-      }
-
-      if (scrollConstraintsAnimationTimeout) {
-        clearTimeout(scrollConstraintsAnimationTimeout);
-      }
-
-      scrollConstraintsAnimationTimeout = setTimeout(() => {
-        this.cancelInProgressAnimation?.();
-        this.animateToConstrainedArea(fromValues, toValues);
-      }, 200);
-    }
   }
 
   private renderInteractiveSceneCallback = ({
@@ -4370,8 +4300,8 @@ class App extends React.Component<AppProps, AppState> {
      */
     value: number,
   ) => {
-    this.setState(
+    this.setState({
-      getStateForZoom(
+      ...getStateForZoom(
         {
           viewportX: this.state.width / 2 + this.state.offsetLeft,
           viewportY: this.state.height / 2 + this.state.offsetTop,
@@ -4379,13 +4309,11 @@ class App extends React.Component<AppProps, AppState> {
         },
         this.state,
       ),
-    );
+    });
   };
 
   private cancelInProgressAnimation: (() => void) | null = null;
 
-  private scrollToContentRequestId = 0;
-
   scrollToContent = (
     /**
      * target to scroll to
@@ -4397,13 +4325,30 @@ class App extends React.Component<AppProps, AppState> {
       | string
       | ExcalidrawElement
       | readonly ExcalidrawElement[] = this.scene.getNonDeletedElements(),
-    opts?: ScrollToContentOptions,
+    opts?: (
+      | {
+          fitToContent?: boolean;
+          fitToViewport?: never;
+          viewportZoomFactor?: number;
+          animate?: boolean;
+          duration?: number;
+        }
+      | {
+          fitToContent?: never;
+          fitToViewport?: boolean;
+          /** when fitToViewport=true, how much screen should the content cover,
+           * between 0.1 (10%) and 1 (100%)
+           */
+          viewportZoomFactor?: number;
+          animate?: boolean;
+          duration?: number;
+        }
+    ) & {
+      minZoom?: number;
+      maxZoom?: number;
+      canvasOffsets?: Offsets;
+    },
   ) => {
-    if (opts?.scrollLock && this.props.scrollConstraints !== undefined) {
-      console.warn(SCROLL_TO_CONTENT_SCROLL_LOCK_CONTROLLED_WARNING);
-      opts = { ...opts, scrollLock: undefined };
-    }
-
     if (typeof target === "string") {
       let id: string | null;
       if (isElementLink(target)) {
@@ -4415,29 +4360,10 @@ class App extends React.Component<AppProps, AppState> {
         const elements = this.scene.getElementsFromId(id);
 
         if (elements?.length) {
-          if (opts?.fitToViewport) {
+          this.scrollToContent(elements, {
-            this.scrollToContent(elements, {
+            fitToContent: opts?.fitToContent ?? true,
-              fitToViewport: true,
+            animate: opts?.animate ?? true,
-              viewportZoomFactor: opts.viewportZoomFactor,
+          });
-              animate: opts.animate ?? true,
-              duration: opts.duration,
-              scrollLock: opts.scrollLock,
-              minZoom: opts.minZoom,
-              maxZoom: opts.maxZoom,
-              canvasOffsets: opts.canvasOffsets,
-            });
-          } else {
-            this.scrollToContent(elements, {
-              fitToContent: opts?.fitToContent ?? true,
-              viewportZoomFactor: opts?.viewportZoomFactor,
-              animate: opts?.animate ?? true,
-              duration: opts?.duration,
-              scrollLock: opts?.scrollLock,
-              minZoom: opts?.minZoom,
-              maxZoom: opts?.maxZoom,
-              canvasOffsets: opts?.canvasOffsets,
-            });
-          }
         } else if (isElementLink(target)) {
           this.setState({
             toast: {
@@ -4452,45 +4378,27 @@ class App extends React.Component<AppProps, AppState> {
     }
 
     this.cancelInProgressAnimation?.();
-    this.scrollToContentRequestId += 1;
-    this.debounceConstrainScrollState.cancel();
-
-    if (scrollConstraintsAnimationTimeout) {
-      clearTimeout(scrollConstraintsAnimationTimeout);
-      scrollConstraintsAnimationTimeout = null;
-    }
-
-    if (opts?.scrollLock != null && this.state.scrollConstraints) {
-      // Clear the previous lock before starting the next locked transition so
-      // stale constraint enforcement cannot snap us back mid-flight.
-      this.setState({ scrollConstraints: null });
-    }
 
     // convert provided target into ExcalidrawElement[] if necessary
     const targetElements = Array.isArray(target) ? target : [target];
 
-    if (!targetElements.length) {
-      return;
-    }
-
     let zoom = this.state.zoom;
     let scrollX = this.state.scrollX;
     let scrollY = this.state.scrollY;
-    const targetBounds = getCommonBounds(targetElements);
 
     if (opts?.fitToContent || opts?.fitToViewport) {
-      const resolvedViewport = resolveViewportForBounds({
+      const { appState } = zoomToFit({
-        bounds: targetBounds,
         canvasOffsets: opts.canvasOffsets,
+        targetElements,
         appState: this.state,
         fitToViewport: !!opts?.fitToViewport,
         viewportZoomFactor: opts?.viewportZoomFactor,
         minZoom: opts?.minZoom,
         maxZoom: opts?.maxZoom,
       });
-      zoom = resolvedViewport.zoom;
+      zoom = appState.zoom;
-      scrollX = resolvedViewport.scrollX;
+      scrollX = appState.scrollX;
-      scrollY = resolvedViewport.scrollY;
+      scrollY = appState.scrollY;
     } else {
       // compute only the viewport location, without any zoom adjustment
       const scroll = calculateScrollCenter(targetElements, this.state);
@@ -4498,72 +4406,51 @@ class App extends React.Component<AppProps, AppState> {
       scrollY = scroll.scrollY;
     }
 
-    const scrollConstraints = opts?.scrollLock
-      ? getScrollConstraintsForBounds({
-          bounds: targetBounds,
-          zoom,
-          viewportDimensions: {
-            width: this.state.width,
-            height: this.state.height,
-          },
-          scrollLock: opts.scrollLock,
-        })
-      : null;
-    const requestId = this.scrollToContentRequestId;
-
-    const installScrollConstraints = () => {
-      if (!scrollConstraints || requestId !== this.scrollToContentRequestId) {
-        return;
-      }
-
-      this.setState({
-        scrollConstraints,
-      });
-    };
-
     // when animating, we use RequestAnimationFrame to prevent the animation
     // from slowing down other processes
     if (opts?.animate) {
-      const fromValues = {
+      const origScrollX = this.state.scrollX;
-        scrollX: this.state.scrollX,
+      const origScrollY = this.state.scrollY;
-        scrollY: this.state.scrollY,
+      const origZoom = this.state.zoom.value;
-        zoom: this.state.zoom.value,
-      };
 
-      const toValues = { scrollX, scrollY, zoom: zoom.value };
+      const cancel = easeToValuesRAF({
-
+        fromValues: {
-      this.animateTranslateCanvas({
+          scrollX: origScrollX,
-        fromValues,
+          scrollY: origScrollY,
-        toValues,
+          zoom: origZoom,
-        duration: opts?.duration ?? 500,
+        },
+        toValues: { scrollX, scrollY, zoom: zoom.value },
+        interpolateValue: (from, to, progress, key) => {
+          // for zoom, use different easing
+          if (key === "zoom") {
+            return from * Math.pow(to / from, easeOut(progress));
+          }
+          // handle using default
+          return undefined;
+        },
+        onStep: ({ scrollX, scrollY, zoom }) => {
+          this.setState({
+            scrollX,
+            scrollY,
+            zoom: { value: zoom },
+          });
+        },
         onStart: () => {
           this.setState({ shouldCacheIgnoreZoom: true });
         },
         onEnd: () => {
-          if (requestId !== this.scrollToContentRequestId) {
-            return;
-          }
-
-          this.setState(
-            { shouldCacheIgnoreZoom: false },
-            installScrollConstraints,
-          );
-        },
-        onCancel: () => {
-          if (requestId !== this.scrollToContentRequestId) {
-            return;
-          }
-
           this.setState({ shouldCacheIgnoreZoom: false });
         },
+        onCancel: () => {
+          this.setState({ shouldCacheIgnoreZoom: false });
+        },
+        duration: opts?.duration ?? 500,
       });
-    } else if (scrollConstraints) {
+
-      this.setState({
+      this.cancelInProgressAnimation = () => {
-        scrollX,
+        cancel();
-        scrollY,
+        this.cancelInProgressAnimation = null;
-        zoom,
+      };
-        scrollConstraints,
-      });
     } else {
       this.setState({ scrollX, scrollY, zoom });
     }
@@ -4577,165 +4464,11 @@ class App extends React.Component<AppProps, AppState> {
 
   /** use when changing scrollX/scrollY/zoom based on user interaction */
   private translateCanvas: React.Component<any, AppState>["setState"] = (
-    stateUpdate,
+    state,
   ) => {
     this.cancelInProgressAnimation?.();
     this.maybeUnfollowRemoteUser();
-
+    this.setState(state);
-    if (scrollConstraintsAnimationTimeout) {
-      clearTimeout(scrollConstraintsAnimationTimeout);
-    }
-
-    const partialNewState =
-      typeof stateUpdate === "function"
-        ? (
-            stateUpdate as (
-              prevState: Readonly<AppState>,
-              props: Readonly<AppProps>,
-            ) => AppState
-          )(this.state, this.props)
-        : stateUpdate;
-
-    const newState: AppState = {
-      ...this.state,
-      ...partialNewState,
-      ...(this.state.scrollConstraints && {
-        // manually reset if setState in onCancel wasn't committed yet
-        shouldCacheIgnoreZoom: false,
-      }),
-    };
-
-    // RULE: cannot go below the minimum zoom level if zoom lock is enabled
-    const constrainedState =
-      newState.scrollConstraints && newState.scrollConstraints.lockZoom
-        ? constrainScrollState(newState, "elastic")
-        : newState;
-    if (constrainedState.zoom.value > newState.zoom.value) {
-      newState.zoom = constrainedState.zoom;
-      newState.scrollX = constrainedState.scrollX;
-      newState.scrollY = constrainedState.scrollY;
-
-      this.debounceConstrainScrollState(newState);
-      return;
-    }
-
-    this.setState(newState);
-    if (this.state.scrollConstraints) {
-      if (newState.zoom.value < this.state.zoom.value) {
-        // zoom-out: debounce to allow centering on user's cursor position before constraining
-        this.debounceConstrainScrollState(newState);
-      } else {
-        // zoom-in or pan: valid range only expands on zoom-in, constrain immediately
-        this.setState(constrainScrollState(newState));
-      }
-    }
-  };
-
-  private debounceConstrainScrollState = debounce((state: AppState) => {
-    const newState = constrainScrollState(state, "rigid");
-
-    const fromValues = {
-      scrollX: this.state.scrollX,
-      scrollY: this.state.scrollY,
-      zoom: this.state.zoom.value,
-    };
-    const toValues = {
-      scrollX: newState.scrollX,
-      scrollY: newState.scrollY,
-      zoom: newState.zoom.value,
-    };
-
-    if (areCanvasTranslatesClose(fromValues, toValues)) {
-      return;
-    }
-
-    this.cancelInProgressAnimation?.();
-    this.animateToConstrainedArea(fromValues, toValues);
-  }, 200);
-
-  private animateToConstrainedArea = (
-    fromValues: AnimateTranslateCanvasValues,
-    toValues: AnimateTranslateCanvasValues,
-  ) => {
-    const cleanUp = () => {
-      this.setState((state) => ({
-        shouldCacheIgnoreZoom: false,
-        scrollConstraints: {
-          ...state.scrollConstraints!,
-          animateOnNextUpdate: false,
-        },
-      }));
-    };
-
-    this.animateTranslateCanvas({
-      fromValues,
-      toValues,
-      duration: 200,
-      onStart: () => {
-        this.setState((state) => {
-          return {
-            shouldCacheIgnoreZoom: true,
-            scrollConstraints: {
-              ...state.scrollConstraints!,
-              animateOnNextUpdate: false,
-            },
-          };
-        });
-      },
-      onEnd: cleanUp,
-      onCancel: cleanUp,
-    });
-  };
-
-  private animateTranslateCanvas = ({
-    fromValues,
-    toValues,
-    duration,
-    onStart,
-    onEnd,
-    onCancel,
-  }: {
-    fromValues: AnimateTranslateCanvasValues;
-    toValues: AnimateTranslateCanvasValues;
-    duration: number;
-    onStart: () => void;
-    onEnd: () => void;
-    onCancel: () => void;
-  }) => {
-    const cancel = easeToValuesRAF({
-      fromValues,
-      toValues,
-      interpolateValue: (from, to, progress, key) => {
-        // for zoom, use different easing
-        if (key === "zoom") {
-          return from * Math.pow(to / from, easeOut(progress));
-        }
-        // handle using default
-        return undefined;
-      },
-      onStep: ({ scrollX, scrollY, zoom }) => {
-        this.setState({
-          scrollX,
-          scrollY,
-          zoom: { value: zoom },
-        });
-      },
-      onStart,
-      onEnd: () => {
-        this.cancelInProgressAnimation = null;
-        onEnd();
-      },
-      onCancel: () => {
-        this.cancelInProgressAnimation = null;
-        onCancel();
-      },
-      duration,
-    });
-
-    this.cancelInProgressAnimation = () => {
-      cancel();
-      this.cancelInProgressAnimation = null;
-    };
   };
 
   setToast = (toast: AppState["toast"]) => {
@@ -5916,22 +5649,16 @@ class App extends React.Component<AppProps, AppState> {
 
     const initialScale = gesture.initialScale;
     if (initialScale) {
-      this.setState((state) =>
+      this.setState((state) => ({
-        constrainScrollState(
+        ...getStateForZoom(
           {
-            ...state,
+            viewportX: this.lastViewportPosition.x,
-            ...getStateForZoom(
+            viewportY: this.lastViewportPosition.y,
-              {
+            nextZoom: getNormalizedZoom(initialScale * event.scale),
-                viewportX: this.lastViewportPosition.x,
-                viewportY: this.lastViewportPosition.y,
-                nextZoom: getNormalizedZoom(initialScale * event.scale),
-              },
-              state,
-            ),
           },
-          "loose",
+          state,
         ),
-      );
+      }));
     }
   });
 
@@ -8368,7 +8095,7 @@ class App extends React.Component<AppProps, AppState> {
 
     setCursor(this.interactiveCanvas, CURSOR_TYPE.GRABBING);
     let { clientX: lastX, clientY: lastY } = event;
-    const onPointerMove = withBatchedUpdatesThrottled((event: PointerEvent) => {
+    const onPointerMove = ((event: PointerEvent) => {
       const deltaX = lastX - event.clientX;
       const deltaY = lastY - event.clientY;
       lastX = event.clientX;
@@ -8434,7 +8161,7 @@ class App extends React.Component<AppProps, AppState> {
         window.removeEventListener(EVENT.POINTER_MOVE, onPointerMove);
         window.removeEventListener(EVENT.POINTER_UP, teardown);
         window.removeEventListener(EVENT.BLUR, teardown);
-        onPointerMove.flush();
+        // onPointerMove.flush();
       }),
     );
     window.addEventListener(EVENT.BLUR, teardown);
@@ -8544,14 +8271,14 @@ class App extends React.Component<AppProps, AppState> {
     isDraggingScrollBar = true;
     pointerDownState.lastCoords.x = event.clientX;
     pointerDownState.lastCoords.y = event.clientY;
-    const onPointerMove = withBatchedUpdatesThrottled((event: PointerEvent) => {
+    const onPointerMove = (event: PointerEvent) => {
       const target = event.target;
       if (!(target instanceof HTMLElement)) {
         return;
       }
 
       this.handlePointerMoveOverScrollbars(event, pointerDownState);
-    });
+    };
     const onPointerUp = withBatchedUpdates(() => {
       lastPointerUp = null;
       isDraggingScrollBar = false;
@@ -8562,7 +8289,7 @@ class App extends React.Component<AppProps, AppState> {
       this.savePointer(event.clientX, event.clientY, "up");
       window.removeEventListener(EVENT.POINTER_MOVE, onPointerMove);
       window.removeEventListener(EVENT.POINTER_UP, onPointerUp);
-      onPointerMove.flush();
+      // onPointerMove.flush();
     });
 
     lastPointerUp = onPointerUp;
@@ -9121,10 +8848,13 @@ class App extends React.Component<AppProps, AppState> {
       opacity: this.state.currentItemOpacity,
       roundness: null,
       simulatePressure,
+      strokeShape: this.state.currentItemStrokeShape,
       locked: false,
       frameId: topLayerFrame ? topLayerFrame.id : null,
       points: [pointFrom<LocalPoint>(0, 0)],
-      pressures: simulatePressure ? [] : [event.pressure],
+      pressures: simulatePressure
+        ? []
+        : [roundFreeDrawPressure(event.pressure)],
     });
 
     this.scene.insertElement(element);
@@ -9766,7 +9496,7 @@ class App extends React.Component<AppProps, AppState> {
   private onPointerMoveFromPointerDownHandler(
     pointerDownState: PointerDownState,
   ) {
-    return withBatchedUpdatesThrottled((event: PointerEvent) => {
+    return (event: PointerEvent) => {
       if (this.state.openDialog?.name === "elementLinkSelector") {
         return;
       }
@@ -10462,20 +10192,36 @@ class App extends React.Component<AppProps, AppState> {
           const points = newElement.points;
           const dx = pointerCoords.x - newElement.x;
           const dy = pointerCoords.y - newElement.y;
+          const nextPoint = getRoundedFreeDrawPoint(dx, dy);
+          const pressure = roundFreeDrawPressure(event.pressure);
+          const pointAction =
+            newElement.strokeShape === "fixed"
+              ? getFixedFreeDrawPointAction({
+                  points,
+                  nextPoint,
+                  strokeWidth: newElement.strokeWidth,
+                  zoomValue: this.state.zoom.value,
+                })
+              : points.length > 0 &&
+                points[points.length - 1][0] === nextPoint[0] &&
+                points[points.length - 1][1] === nextPoint[1]
+              ? "discard"
+              : "append";
 
-          const lastPoint = points.length > 0 && points[points.length - 1];
+          if (pointAction !== "discard") {
-          const discardPoint =
-            lastPoint && lastPoint[0] === dx && lastPoint[1] === dy;
-
-          if (!discardPoint) {
             const pressures = newElement.simulatePressure
               ? newElement.pressures
-              : [...newElement.pressures, event.pressure];
+              : pointAction === "replace"
+              ? [...newElement.pressures.slice(0, -1), pressure]
+              : [...newElement.pressures, pressure];
 
             this.scene.mutateElement(
               newElement,
               {
-                points: [...points, pointFrom<LocalPoint>(dx, dy)],
+                points:
+                  pointAction === "replace"
+                    ? [...points.slice(0, -1), nextPoint]
+                    : [...points, nextPoint],
                 pressures,
               },
               {
@@ -10633,7 +10379,7 @@ class App extends React.Component<AppProps, AppState> {
           });
         }
       }
-    });
+    };
   }
 
   // Returns whether the pointer move happened over either scrollbar
@@ -10678,7 +10424,7 @@ class App extends React.Component<AppProps, AppState> {
       this.removePointer(childEvent);
       pointerDownState.drag.blockDragging = false;
       if (pointerDownState.eventListeners.onMove) {
-        pointerDownState.eventListeners.onMove.flush();
+        // pointerDownState.eventListeners.onMove.flush();
       }
       const {
         newElement,
@@ -10915,23 +10661,48 @@ class App extends React.Component<AppProps, AppState> {
         );
 
         const points = newElement.points;
-        let dx = pointerCoords.x - newElement.x;
+        const dx = pointerCoords.x - newElement.x;
-        let dy = pointerCoords.y - newElement.y;
+        const dy = pointerCoords.y - newElement.y;
+        let nextPoint = getRoundedFreeDrawPoint(dx, dy);
 
         // Allows dots to avoid being flagged as infinitely small
-        if (dx === points[0][0] && dy === points[0][1]) {
+        if (nextPoint[0] === points[0][0] && nextPoint[1] === points[0][1]) {
-          dy += 0.0001;
+          nextPoint = getRoundedFreeDrawPoint(
-          dx += 0.0001;
+            dx + FREEDRAW_DOT_EPSILON,
+            dy + FREEDRAW_DOT_EPSILON,
+          );
         }
 
-        const pressures = newElement.simulatePressure
+        const lastPoint = points[points.length - 1];
-          ? []
+        const pressure = roundFreeDrawPressure(childEvent.pressure);
-          : [...newElement.pressures, childEvent.pressure];
+        const pointAction =
+          newElement.strokeShape === "fixed"
+            ? getFixedFreeDrawPointAction({
+                points,
+                nextPoint,
+                strokeWidth: newElement.strokeWidth,
+                zoomValue: this.state.zoom.value,
+                isFinalPoint: true,
+              })
+            : !lastPoint ||
+              lastPoint[0] !== nextPoint[0] ||
+              lastPoint[1] !== nextPoint[1]
+            ? "append"
+            : "discard";
 
-        this.scene.mutateElement(newElement, {
+        if (pointAction !== "discard") {
-          points: [...points, pointFrom<LocalPoint>(dx, dy)],
+          this.scene.mutateElement(newElement, {
-          pressures,
+            points:
-        });
+              pointAction === "replace"
+                ? [...points.slice(0, -1), nextPoint]
+                : [...points, nextPoint],
+            pressures: newElement.simulatePressure
+              ? []
+              : pointAction === "replace"
+              ? [...newElement.pressures.slice(0, -1), pressure]
+              : [...newElement.pressures, pressure],
+          });
+        }
 
         this.actionManager.executeAction(actionFinalize);
 
@@ -12908,21 +12679,17 @@ class App extends React.Component<AppProps, AppState> {
           // reduced amplification for small deltas (small movements on a trackpad)
           Math.min(1, absDelta / 20);
 
-        this.translateCanvas((state) => {
+        this.translateCanvas((state) => ({
-          const nextZoom = getNormalizedZoom(newZoom);
+          ...getStateForZoom(
-          const anchor = getConstrainedZoomAnchor(
             {
               viewportX: this.lastViewportPosition.x,
               viewportY: this.lastViewportPosition.y,
-              nextZoom,
+              nextZoom: getNormalizedZoom(newZoom),
             },
             state,
-          );
+          ),
-          return {
+          shouldCacheIgnoreZoom: true,
-            ...getStateForZoom({ ...anchor, nextZoom }, state),
+        }));
-            shouldCacheIgnoreZoom: true,
-          };
-        });
         this.resetShouldCacheIgnoreZoomDebounced();
         return;
       }
@@ -13080,71 +12847,6 @@ class App extends React.Component<AppProps, AppState> {
     await setLanguage(currentLang);
     this.setAppState({});
   }
-
-  /**
-   * Sets the scroll constraints of the application state.
-   *
-   * @param scrollConstraints - The new scroll constraints.
-   */
-  public setScrollConstraints = (
-    scrollConstraints: ScrollConstraints | null,
-  ) => {
-    if (this.props.scrollConstraints !== undefined) {
-      console.warn(SET_SCROLL_CONSTRAINTS_CONTROLLED_WARNING);
-      return;
-    }
-
-    this.syncScrollConstraints(scrollConstraints);
-  };
-
-  private syncScrollConstraints = (
-    scrollConstraints: ScrollConstraints | null,
-  ) => {
-    this.debounceConstrainScrollState.cancel();
-
-    if (scrollConstraintsAnimationTimeout) {
-      clearTimeout(scrollConstraintsAnimationTimeout);
-      scrollConstraintsAnimationTimeout = null;
-    }
-
-    this.cancelInProgressAnimation?.();
-
-    if (scrollConstraints) {
-      this.setState(
-        {
-          scrollConstraints,
-          shouldCacheIgnoreZoom: false,
-        },
-        () => {
-          const newState = constrainScrollState(
-            {
-              ...this.state,
-              scrollConstraints,
-            },
-            "rigid",
-          );
-
-          this.animateToConstrainedArea(
-            {
-              scrollX: this.state.scrollX,
-              scrollY: this.state.scrollY,
-              zoom: this.state.zoom.value,
-            },
-            {
-              scrollX: newState.scrollX,
-              scrollY: newState.scrollY,
-              zoom: newState.zoom.value,
-            },
-          );
-        },
-      );
-    } else {
-      this.setState({
-        scrollConstraints: null,
-        shouldCacheIgnoreZoom: false,
-      });
-    }
-  };
 }
 
 // -----------------------------------------------------------------------------

packages/excalidraw/components/icons.tsx

@@ -1164,7 +1164,7 @@ export const StrokeWidthBaseIcon = createIcon(
   modifiedTablerIconProps,
 );
 
-export const StrokeWidthBoldIcon = createIcon(
+export const StrokeWidthMediumIcon = createIcon(
   <path
     d="M5 10h10"
     stroke="currentColor"
@@ -1175,7 +1175,7 @@ export const StrokeWidthBoldIcon = createIcon(
   modifiedTablerIconProps,
 );
 
-export const StrokeWidthExtraBoldIcon = createIcon(
+export const StrokeWidthBoldIcon = createIcon(
   <path
     d="M5 10h10"
     stroke="currentColor"
@@ -1186,6 +1186,48 @@ export const StrokeWidthExtraBoldIcon = createIcon(
   modifiedTablerIconProps,
 );
 
+export const StrokeWidthExtraBoldIcon = createIcon(
+  <path
+    d="M5 10h10"
+    stroke="currentColor"
+    strokeWidth="5"
+    strokeLinecap="round"
+    strokeLinejoin="round"
+  />,
+  modifiedTablerIconProps,
+);
+
+export const StrokeShapeVariableIcon = createIcon(
+  <>
+    <path
+      d="M3.5 12.5c1.8-3.5 4.1-5.2 6.8-5.2 2.4 0 4.4 1.3 6.2 3.9"
+      stroke="currentColor"
+      strokeWidth="1.25"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+    />
+    <path
+      d="M7.75 10.8c1-.9 2-1.35 3.05-1.35 1.2 0 2.4.57 3.7 1.72"
+      stroke="currentColor"
+      strokeWidth="2.5"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+    />
+  </>,
+  modifiedTablerIconProps,
+);
+
+export const StrokeShapeFixedIcon = createIcon(
+  <path
+    d="M3.5 12h13"
+    stroke="currentColor"
+    strokeWidth="2.5"
+    strokeLinecap="round"
+    strokeLinejoin="round"
+  />,
+  modifiedTablerIconProps,
+);
+
 export const StrokeStyleSolidIcon = React.memo(({ theme }: { theme: Theme }) =>
   createIcon(
     <path

packages/excalidraw/data/restore.ts

@@ -96,6 +96,13 @@ type RestoredAppState = Omit<
   "offsetTop" | "offsetLeft" | "width" | "height"
 >;
 
+const normalizeFreeDrawStrokeShape = (
+  strokeShape: unknown,
+): AppState["currentItemStrokeShape"] =>
+  strokeShape === "fixed" || strokeShape === "stable"
+    ? "fixed"
+    : undefined;
+
 export const AllowedExcalidrawActiveTools: Record<
   AppState["activeTool"]["type"],
   boolean
@@ -412,10 +419,12 @@ export const restoreElement = (
 
       return element;
     case "freedraw": {
+      const strokeShape = normalizeFreeDrawStrokeShape(element.strokeShape);
       return restoreElementWithProperties(element, {
         points: element.points,
         simulatePressure: element.simulatePressure,
         pressures: element.pressures,
+        ...(strokeShape ? { strokeShape } : {}),
       });
     }
     case "image":
@@ -944,6 +953,16 @@ export const restoreAppState = (
 
   return {
     ...nextAppState,
+    ...(normalizeFreeDrawStrokeShape(
+      appState.currentItemStrokeShape ?? localAppState?.currentItemStrokeShape,
+    )
+      ? {
+          currentItemStrokeShape: normalizeFreeDrawStrokeShape(
+            appState.currentItemStrokeShape ??
+              localAppState?.currentItemStrokeShape,
+          ),
+        }
+      : {}),
     cursorButton: localAppState?.cursorButton || "up",
     // reset on fresh restore so as to hide the UI button if penMode not active
     penDetected:

packages/excalidraw/index.tsx

@@ -98,7 +98,6 @@ const ExcalidrawBase = (props: ExcalidrawProps) => {
     aiEnabled,
     showDeprecatedFonts,
     renderScrollbars,
-    scrollConstraints,
   } = props;
 
   const canvasActions = props.UIOptions?.canvasActions;
@@ -209,7 +208,6 @@ const ExcalidrawBase = (props: ExcalidrawProps) => {
           aiEnabled={aiEnabled !== false}
           showDeprecatedFonts={showDeprecatedFonts}
           renderScrollbars={renderScrollbars}
-          scrollConstraints={scrollConstraints}
         >
           {children}
         </App>

packages/excalidraw/locales/en.json

@@ -30,6 +30,9 @@
     "changeBackground": "Change background color",
     "fill": "Fill",
     "strokeWidth": "Stroke width",
+    "strokeShape": "Stroke type",
+    "strokeShape_variable": "Variable",
+    "strokeShape_fixed": "Fixed",
     "strokeStyle": "Stroke style",
     "strokeStyle_solid": "Solid",
     "strokeStyle_dashed": "Dashed",

packages/excalidraw/reactUtils.ts

@@ -11,10 +11,10 @@ export const withBatchedUpdates = <
   TFunction extends ((event: any) => void) | (() => void),
 >(
   func: Parameters<TFunction>["length"] extends 0 | 1 ? TFunction : never,
-) =>
+) => func;
-  ((event) => {
+// ((event) => {
-    unstable_batchedUpdates(func as TFunction, event);
+//   unstable_batchedUpdates(func as TFunction, event);
-  }) as TFunction;
+// }) as TFunction;
 
 /**
  * barches React state updates and throttles the calls to a single call per

packages/excalidraw/renderer/staticSvgScene.ts

@@ -376,6 +376,11 @@ const renderElementToSvg = (
     }
     case "freedraw": {
       const wrapper = svgRoot.ownerDocument.createElementNS(SVG_NS, "g");
+      const isFixedStroke = element.strokeShape === "fixed";
+      const strokeColor =
+        renderConfig.theme === THEME.DARK
+          ? applyDarkModeFilter(element.strokeColor)
+          : element.strokeColor;
 
       const shapes = ShapeCache.generateElementShape(element, renderConfig);
       // always ordered as [background, stroke]
@@ -384,12 +389,15 @@ const renderElementToSvg = (
           // stroke (SVGPathString)
 
           const path = svgRoot.ownerDocument.createElementNS(SVG_NS, "path");
-          path.setAttribute(
+          if (isFixedStroke) {
-            "fill",
+            path.setAttribute("fill", "none");
-            renderConfig.theme === THEME.DARK
+            path.setAttribute("stroke", strokeColor);
-              ? applyDarkModeFilter(element.strokeColor)
+            path.setAttribute("stroke-width", `${element.strokeWidth}`);
-              : element.strokeColor,
+            path.setAttribute("stroke-linecap", "round");
-          );
+            path.setAttribute("stroke-linejoin", "round");
+          } else {
+            path.setAttribute("fill", strokeColor);
+          }
           path.setAttribute("d", shape);
           wrapper.appendChild(path);
         } else {

packages/excalidraw/scene/scrollConstraints.ts

@@ -1,590 +0,0 @@
-import { MAX_ZOOM } from "@excalidraw/common";
-
-import { isShallowEqual } from "@excalidraw/common";
-
-import { clamp } from "@excalidraw/math";
-
-import { getNormalizedZoom } from "./normalize";
-
-import type {
-  AnimateTranslateCanvasValues,
-  AppState,
-  ScrollConstraints,
-  ScrollToContentLockOptions,
-} from "../types";
-
-// Constants for viewport zoom factor and overscroll allowance
-const MIN_VIEWPORT_ZOOM_FACTOR = 0.1;
-const MAX_VIEWPORT_ZOOM_FACTOR = MAX_ZOOM;
-const DEFAULT_VIEWPORT_ZOOM_FACTOR = 0.2;
-const DEFAULT_OVERSCROLL_ALLOWANCE = 0.2;
-
-// Memoization variable to cache constraints for performance optimization
-let memoizedValues: {
-  previousState: Pick<
-    AppState,
-    "zoom" | "width" | "height" | "scrollConstraints"
-  >;
-  constraints: ReturnType<typeof calculateConstraints>;
-  allowOverscroll: boolean;
-} | null = null;
-
-type CanvasTranslate = Pick<AppState, "scrollX" | "scrollY" | "zoom">;
-
-export const getScrollConstraintsForBounds = ({
-  bounds,
-  zoom,
-  viewportDimensions,
-  scrollLock,
-}: {
-  bounds: readonly [number, number, number, number];
-  zoom: AppState["zoom"];
-  viewportDimensions: Pick<AppState, "width" | "height">;
-  scrollLock?: boolean | ScrollToContentLockOptions;
-}): ScrollConstraints => {
-  const [x1, y1, x2, y2] = bounds;
-  const width = x2 - x1;
-  const height = y2 - y1;
-  const baseZoom = Math.min(
-    viewportDimensions.width / width,
-    viewportDimensions.height / height,
-  );
-  const lockOptions =
-    scrollLock && typeof scrollLock === "object" ? scrollLock : undefined;
-  const viewportZoomFactor =
-    lockOptions?.viewportZoomFactor ?? zoom.value / baseZoom;
-
-  return {
-    x: x1,
-    y: y1,
-    width,
-    height,
-    animateOnNextUpdate: false,
-    lockZoom: !!lockOptions?.lockZoom,
-    overscrollAllowance: lockOptions?.overscrollAllowance,
-    viewportZoomFactor,
-  };
-};
-
-/**
- * Calculates the zoom levels necessary to fit the constrained scrollable area within the viewport on the X and Y axes.
- *
- * The function considers the dimensions of the scrollable area, the dimensions of the viewport, the viewport zoom factor,
- * and whether the zoom should be locked. It then calculates the necessary zoom levels for the X and Y axes separately.
- * If the zoom should be locked, it calculates the maximum zoom level that fits the scrollable area within the viewport,
- * factoring in the viewport zoom factor. If the zoom should not be locked, the maximum zoom level is set to null.
- *
- * @param scrollConstraints - The constraints of the scrollable area including width, height, and position.
- * @param width - The width of the viewport.
- * @param height - The height of the viewport.
- * @returns An object containing the calculated zoom levels for the X and Y axes, and the initial zoom level.
- */
-const calculateZoomLevel = (
-  scrollConstraints: ScrollConstraints,
-  width: AppState["width"],
-  height: AppState["height"],
-) => {
-  const viewportZoomFactor = scrollConstraints.viewportZoomFactor
-    ? clamp(
-        scrollConstraints.viewportZoomFactor,
-        MIN_VIEWPORT_ZOOM_FACTOR,
-        MAX_VIEWPORT_ZOOM_FACTOR,
-      )
-    : DEFAULT_VIEWPORT_ZOOM_FACTOR;
-
-  const scrollableWidth = scrollConstraints.width;
-  const scrollableHeight = scrollConstraints.height;
-  const zoomLevelX = width / scrollableWidth;
-  const zoomLevelY = height / scrollableHeight;
-  const initialZoomLevel = getNormalizedZoom(
-    Math.min(zoomLevelX, zoomLevelY) * viewportZoomFactor,
-  );
-  return { zoomLevelX, zoomLevelY, initialZoomLevel };
-};
-
-/**
- * Calculates the effective zoom level based on the scroll constraints and current zoom.
- *
- * @param params - Object containing scrollConstraints, width, height, and zoom.
- * @returns An object with the effective zoom level, initial zoom level, and zoom levels for X and Y axes.
- */
-const calculateZoom = ({
-  scrollConstraints,
-  width,
-  height,
-  zoom,
-}: {
-  scrollConstraints: ScrollConstraints;
-  width: AppState["width"];
-  height: AppState["height"];
-  zoom: AppState["zoom"];
-}) => {
-  const { zoomLevelX, zoomLevelY, initialZoomLevel } = calculateZoomLevel(
-    scrollConstraints,
-    width,
-    height,
-  );
-  const effectiveZoom = scrollConstraints.lockZoom
-    ? Math.max(initialZoomLevel, zoom.value)
-    : zoom.value;
-  return {
-    effectiveZoom: getNormalizedZoom(effectiveZoom),
-    initialZoomLevel,
-    zoomLevelX,
-    zoomLevelY,
-  };
-};
-
-/**
- * Calculates the scroll bounds (min and max scroll values) based on the scroll constraints and zoom level.
- *
- * @param params - Object containing scrollConstraints, width, height, effectiveZoom, zoomLevelX, zoomLevelY, and allowOverscroll.
- * @returns An object with min and max scroll values for X and Y axes.
- */
-const calculateScrollBounds = ({
-  scrollConstraints,
-  width,
-  height,
-  effectiveZoom,
-  zoomLevelX,
-  zoomLevelY,
-  allowOverscroll,
-}: {
-  scrollConstraints: ScrollConstraints;
-  width: AppState["width"];
-  height: AppState["height"];
-  effectiveZoom: number;
-  zoomLevelX: number;
-  zoomLevelY: number;
-  allowOverscroll: boolean;
-}) => {
-  const overscrollAllowance =
-    scrollConstraints.overscrollAllowance ?? DEFAULT_OVERSCROLL_ALLOWANCE;
-  const validatedOverscroll = clamp(overscrollAllowance, 0, 1);
-
-  const calculateCenter = (zoom: number) => {
-    const centerX =
-      scrollConstraints.x + (scrollConstraints.width - width / zoom) / -2;
-    const centerY =
-      scrollConstraints.y + (scrollConstraints.height - height / zoom) / -2;
-    return { centerX, centerY };
-  };
-
-  const { centerX, centerY } = calculateCenter(effectiveZoom);
-
-  const overscrollValue = Math.min(
-    validatedOverscroll * scrollConstraints.width,
-    validatedOverscroll * scrollConstraints.height,
-  );
-
-  const fitsX = effectiveZoom <= zoomLevelX;
-  const fitsY = effectiveZoom <= zoomLevelY;
-
-  const getScrollRange = (
-    axis: "x" | "y",
-    fits: boolean,
-    constraint: ScrollConstraints,
-    viewportSize: number,
-    zoom: number,
-    overscroll: number,
-  ) => {
-    const { pos, size } =
-      axis === "x"
-        ? { pos: constraint.x, size: constraint.width }
-        : { pos: constraint.y, size: constraint.height };
-    const center = axis === "x" ? centerX : centerY;
-    if (allowOverscroll) {
-      return fits
-        ? { min: center - overscroll, max: center + overscroll }
-        : {
-            min: pos - size + viewportSize / zoom - overscroll,
-            max: pos + overscroll,
-          };
-    }
-    return fits
-      ? { min: center, max: center }
-      : { min: pos - size + viewportSize / zoom, max: pos };
-  };
-
-  const xRange = getScrollRange(
-    "x",
-    fitsX,
-    scrollConstraints,
-    width,
-    effectiveZoom,
-    overscrollValue,
-  );
-  const yRange = getScrollRange(
-    "y",
-    fitsY,
-    scrollConstraints,
-    height,
-    effectiveZoom,
-    overscrollValue,
-  );
-
-  return {
-    minScrollX: xRange.min,
-    maxScrollX: xRange.max,
-    minScrollY: yRange.min,
-    maxScrollY: yRange.max,
-  };
-};
-
-/**
- * Calculates the scroll constraints including min and max scroll values and the effective zoom level.
- *
- * @param params - Object containing scrollConstraints, width, height, zoom, and allowOverscroll.
- * @returns An object with min and max scroll values, effective zoom, and initial zoom level.
- */
-const calculateConstraints = ({
-  scrollConstraints,
-  width,
-  height,
-  zoom,
-  allowOverscroll,
-}: {
-  scrollConstraints: ScrollConstraints;
-  width: AppState["width"];
-  height: AppState["height"];
-  zoom: AppState["zoom"];
-  allowOverscroll: boolean;
-}) => {
-  const { effectiveZoom, initialZoomLevel, zoomLevelX, zoomLevelY } =
-    calculateZoom({ scrollConstraints, width, height, zoom });
-  const scrollBounds = calculateScrollBounds({
-    scrollConstraints,
-    width,
-    height,
-    effectiveZoom,
-    zoomLevelX,
-    zoomLevelY,
-    allowOverscroll,
-  });
-
-  return {
-    ...scrollBounds,
-    effectiveZoom: { value: effectiveZoom },
-    initialZoomLevel,
-  };
-};
-
-/**
- * Constrains the scroll values within the provided min and max bounds.
- *
- * @param params - Object containing scrollX, scrollY, minScrollX, maxScrollX, minScrollY, maxScrollY, and constrainedZoom.
- * @returns An object with constrained scrollX, scrollY, and zoom.
- */
-const constrainScrollValues = ({
-  scrollX,
-  scrollY,
-  minScrollX,
-  maxScrollX,
-  minScrollY,
-  maxScrollY,
-  constrainedZoom,
-}: {
-  scrollX: number;
-  scrollY: number;
-  minScrollX: number;
-  maxScrollX: number;
-  minScrollY: number;
-  maxScrollY: number;
-  constrainedZoom: AppState["zoom"];
-}): CanvasTranslate => {
-  const constrainedScrollX = clamp(scrollX, minScrollX, maxScrollX);
-  const constrainedScrollY = clamp(scrollY, minScrollY, maxScrollY);
-  return {
-    scrollX: constrainedScrollX,
-    scrollY: constrainedScrollY,
-    zoom: constrainedZoom,
-  };
-};
-
-/**
- * Inverts the scroll constraints to align with the state scrollX and scrollY values, which are inverted.
- * This is a temporary fix and should be removed once issue #5965 is resolved.
- *
- * @param originalScrollConstraints - The original scroll constraints.
- * @returns The aligned scroll constraints with inverted x and y coordinates.
- */
-const alignScrollConstraints = (
-  originalScrollConstraints: ScrollConstraints,
-): ScrollConstraints => {
-  return {
-    ...originalScrollConstraints,
-    x: originalScrollConstraints.x * -1,
-    y: originalScrollConstraints.y * -1,
-  };
-};
-
-/**
- * Determines whether the current viewport is outside the constrained area.
- *
- * @param state - The application state.
- * @returns True if the viewport is outside the constrained area, false otherwise.
- */
-const isViewportOutsideOfConstrainedArea = (state: AppState): boolean => {
-  if (!state.scrollConstraints) {
-    return false;
-  }
-
-  const {
-    scrollX,
-    scrollY,
-    width,
-    height,
-    scrollConstraints: inverseScrollConstraints,
-    zoom,
-  } = state;
-
-  const scrollConstraints = alignScrollConstraints(inverseScrollConstraints);
-
-  const adjustedWidth = width / zoom.value;
-  const adjustedHeight = height / zoom.value;
-
-  return (
-    scrollX > scrollConstraints.x ||
-    scrollX - adjustedWidth < scrollConstraints.x - scrollConstraints.width ||
-    scrollY > scrollConstraints.y ||
-    scrollY - adjustedHeight < scrollConstraints.y - scrollConstraints.height
-  );
-};
-
-/**
- * Calculates the scroll center coordinates and the optimal zoom level to fit the constrained scrollable area within the viewport.
- *
- * @param state - The application state.
- * @param scroll - Object containing current scrollX and scrollY.
- * @returns An object with the calculated scrollX, scrollY, and zoom.
- */
-export const calculateConstrainedScrollCenter = (
-  state: AppState,
-  { scrollX, scrollY }: Pick<AppState, "scrollX" | "scrollY">,
-): CanvasTranslate => {
-  const { width, height, scrollConstraints } = state;
-  if (!scrollConstraints) {
-    return { scrollX, scrollY, zoom: state.zoom };
-  }
-
-  const adjustedConstraints = alignScrollConstraints(scrollConstraints);
-  const zoomLevels = calculateZoomLevel(adjustedConstraints, width, height);
-  const initialZoom = { value: zoomLevels.initialZoomLevel };
-  const constraints = calculateConstraints({
-    scrollConstraints: adjustedConstraints,
-    width,
-    height,
-    zoom: initialZoom,
-    allowOverscroll: false,
-  });
-
-  return {
-    scrollX: constraints.minScrollX,
-    scrollY: constraints.minScrollY,
-    zoom: constraints.effectiveZoom,
-  };
-};
-
-/**
- * Encodes scroll constraints into a compact string.
- *
- * @param constraints - The scroll constraints to encode.
- * @returns A compact encoded string representing the scroll constraints.
- */
-export const encodeConstraints = (constraints: ScrollConstraints): string => {
-  const payload = {
-    x: constraints.x,
-    y: constraints.y,
-    w: constraints.width,
-    h: constraints.height,
-    a: !!constraints.animateOnNextUpdate,
-    l: !!constraints.lockZoom,
-    v: constraints.viewportZoomFactor ?? 1,
-    oa: constraints.overscrollAllowance ?? DEFAULT_OVERSCROLL_ALLOWANCE,
-  };
-  const serialized = JSON.stringify(payload);
-  return encodeURIComponent(window.btoa(serialized).replace(/=+/, ""));
-};
-
-/**
- * Decodes a compact string back into scroll constraints.
- *
- * @param encoded - The encoded string representing the scroll constraints.
- * @returns The decoded scroll constraints object.
- */
-export const decodeConstraints = (encoded: string): ScrollConstraints => {
-  try {
-    const decodedStr = window.atob(decodeURIComponent(encoded));
-    const parsed = JSON.parse(decodedStr) as {
-      x: number;
-      y: number;
-      w: number;
-      h: number;
-      a: boolean;
-      l: boolean;
-      v: number;
-      oa: number;
-    };
-    return {
-      x: parsed.x || 0,
-      y: parsed.y || 0,
-      width: parsed.w || 0,
-      height: parsed.h || 0,
-      lockZoom: parsed.l || false,
-      viewportZoomFactor: parsed.v || 1,
-      animateOnNextUpdate: parsed.a || false,
-      overscrollAllowance: parsed.oa || DEFAULT_OVERSCROLL_ALLOWANCE,
-    };
-  } catch (error) {
-    return {
-      x: 0,
-      y: 0,
-      width: 0,
-      height: 0,
-      animateOnNextUpdate: false,
-      lockZoom: false,
-      viewportZoomFactor: 1,
-      overscrollAllowance: DEFAULT_OVERSCROLL_ALLOWANCE,
-    };
-  }
-};
-
-type Options = { allowOverscroll: boolean; disableAnimation: boolean };
-const DEFAULT_OPTION: Options = {
-  allowOverscroll: true,
-  disableAnimation: false,
-};
-
-/**
- * Constrains the AppState scroll values within the defined scroll constraints.
- *
- * constraintMode can be "elastic", "rigid", or "loose":
- * - "elastic": snaps to constraints but allows overscroll
- * - "rigid": snaps to constraints without overscroll
- * - "loose": allows overscroll and disables animation/snapping to constraints
- *
- * @param state - The original AppState.
- * @param options - Options for allowing overscroll and disabling animation.
- * @returns A new AppState object with constrained scroll values.
- */
-export const constrainScrollState = (
-  state: AppState,
-  constraintMode: "elastic" | "rigid" | "loose" = "elastic",
-): AppState => {
-  if (!state.scrollConstraints) {
-    return state;
-  }
-  const {
-    scrollX,
-    scrollY,
-    width,
-    height,
-    scrollConstraints: inverseScrollConstraints,
-    zoom,
-  } = state;
-
-  let allowOverscroll: boolean;
-  let disableAnimation: boolean;
-
-  switch (constraintMode) {
-    case "elastic":
-      ({ allowOverscroll, disableAnimation } = DEFAULT_OPTION);
-      break;
-    case "rigid":
-      allowOverscroll = false;
-      disableAnimation = false;
-      break;
-    case "loose":
-      allowOverscroll = true;
-      disableAnimation = true;
-      break;
-    default:
-      ({ allowOverscroll, disableAnimation } = DEFAULT_OPTION);
-      break;
-  }
-
-  const scrollConstraints = alignScrollConstraints(inverseScrollConstraints);
-
-  const canUseMemoizedValues =
-    memoizedValues &&
-    memoizedValues.previousState.scrollConstraints &&
-    memoizedValues.allowOverscroll === allowOverscroll &&
-    isShallowEqual(
-      state.scrollConstraints,
-      memoizedValues.previousState.scrollConstraints,
-    ) &&
-    isShallowEqual(
-      { zoom: zoom.value, width, height },
-      {
-        zoom: memoizedValues.previousState.zoom.value,
-        width: memoizedValues.previousState.width,
-        height: memoizedValues.previousState.height,
-      },
-    );
-
-  const constraints = canUseMemoizedValues
-    ? memoizedValues!.constraints
-    : calculateConstraints({
-        scrollConstraints,
-        width,
-        height,
-        zoom,
-        allowOverscroll,
-      });
-
-  if (!canUseMemoizedValues) {
-    memoizedValues = {
-      previousState: {
-        zoom: state.zoom,
-        width: state.width,
-        height: state.height,
-        scrollConstraints: state.scrollConstraints,
-      },
-      constraints,
-      allowOverscroll,
-    };
-  }
-
-  const constrainedValues =
-    zoom.value >= constraints.effectiveZoom.value
-      ? constrainScrollValues({
-          scrollX,
-          scrollY,
-          minScrollX: constraints.minScrollX,
-          maxScrollX: constraints.maxScrollX,
-          minScrollY: constraints.minScrollY,
-          maxScrollY: constraints.maxScrollY,
-          constrainedZoom: constraints.effectiveZoom,
-        })
-      : calculateConstrainedScrollCenter(state, { scrollX, scrollY });
-
-  return {
-    ...state,
-    scrollConstraints: {
-      ...state.scrollConstraints,
-      animateOnNextUpdate: disableAnimation
-        ? false
-        : isViewportOutsideOfConstrainedArea(state),
-    },
-    ...constrainedValues,
-  };
-};
-
-/**
- * Checks if two canvas translate values are close within a threshold.
- *
- * @param from - First set of canvas translate values.
- * @param to - Second set of canvas translate values.
- * @returns True if the values are close, false otherwise.
- */
-export const areCanvasTranslatesClose = (
-  from: AnimateTranslateCanvasValues,
-  to: AnimateTranslateCanvasValues,
-): boolean => {
-  const threshold = 0.1;
-  return (
-    Math.abs(from.scrollX - to.scrollX) < threshold &&
-    Math.abs(from.scrollY - to.scrollY) < threshold &&
-    Math.abs(from.zoom - to.zoom) < threshold
-  );
-};

packages/excalidraw/scene/zoom.ts

@@ -1,67 +1,5 @@
-import { constrainScrollState } from "./scrollConstraints";
-
 import type { AppState, NormalizedZoomValue } from "../types";
 
-/**
- * When zooming out with scroll constraints active, the cursor-anchored zoom may
- * produce a scroll position outside the valid bounds, causing a snap-back.
- *
- * This function adjusts the effective zoom anchor point so the resulting scroll
- * stays within bounds — silently, without any snap. When no adjustment is needed
- * (zoom-in, no constraints, or already within bounds) it returns the original
- * viewport position unchanged.
- */
-export const getConstrainedZoomAnchor = (
-  {
-    viewportX,
-    viewportY,
-    nextZoom,
-  }: { viewportX: number; viewportY: number; nextZoom: NormalizedZoomValue },
-  state: AppState,
-): { viewportX: number; viewportY: number } => {
-  if (!state.scrollConstraints || nextZoom >= state.zoom.value) {
-    return { viewportX, viewportY };
-  }
-
-  const appLayerX = viewportX - state.offsetLeft;
-  const appLayerY = viewportY - state.offsetTop;
-  const factor = 1 / nextZoom - 1 / state.zoom.value;
-
-  const newScrollX = state.scrollX + appLayerX * factor;
-  const newScrollY = state.scrollY + appLayerY * factor;
-
-  const constrained = constrainScrollState(
-    {
-      ...state,
-      scrollX: newScrollX,
-      scrollY: newScrollY,
-      zoom: { value: nextZoom },
-    },
-    "rigid",
-  );
-
-  if (
-    constrained.scrollX === newScrollX &&
-    constrained.scrollY === newScrollY
-  ) {
-    return { viewportX, viewportY };
-  }
-
-  const adjustedAppLayerX =
-    constrained.scrollX !== newScrollX
-      ? (constrained.scrollX - state.scrollX) / factor
-      : appLayerX;
-  const adjustedAppLayerY =
-    constrained.scrollY !== newScrollY
-      ? (constrained.scrollY - state.scrollY) / factor
-      : appLayerY;
-
-  return {
-    viewportX: adjustedAppLayerX + state.offsetLeft,
-    viewportY: adjustedAppLayerY + state.offsetTop,
-  };
-};
-
 export const getStateForZoom = (
   {
     viewportX,

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

@@ -961,7 +961,6 @@ exports[`contextMenu element > right-clicking on a group should select whole gro
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -1159,7 +1158,6 @@ exports[`contextMenu element > selecting 'Add to library' in context menu adds e
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": true,
@@ -1375,7 +1373,6 @@ exports[`contextMenu element > selecting 'Bring forward' in context menu brings
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -1708,7 +1705,6 @@ exports[`contextMenu element > selecting 'Bring to front' in context menu brings
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2041,7 +2037,6 @@ exports[`contextMenu element > selecting 'Copy styles' in context menu copies st
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": true,
@@ -2257,7 +2252,6 @@ exports[`contextMenu element > selecting 'Delete' in context menu deletes elemen
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2500,7 +2494,6 @@ exports[`contextMenu element > selecting 'Duplicate' in context menu duplicates
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2802,7 +2795,6 @@ exports[`contextMenu element > selecting 'Group selection' in context menu group
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3174,7 +3166,6 @@ exports[`contextMenu element > selecting 'Paste styles' in context menu pastes s
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3669,7 +3660,6 @@ exports[`contextMenu element > selecting 'Send backward' in context menu sends e
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3994,7 +3984,6 @@ exports[`contextMenu element > selecting 'Send to back' in context menu sends el
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -4321,7 +4310,6 @@ exports[`contextMenu element > selecting 'Ungroup selection' in context menu ung
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -5608,7 +5596,6 @@ exports[`contextMenu element > shows 'Group selection' in context menu for multi
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -6827,7 +6814,6 @@ exports[`contextMenu element > shows 'Ungroup selection' in context menu for gro
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -7787,7 +7773,6 @@ exports[`contextMenu element > shows context menu for canvas > [end of test] app
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8786,7 +8771,6 @@ exports[`contextMenu element > shows context menu for element > [end of test] ap
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": true,
@@ -9782,7 +9766,6 @@ exports[`contextMenu element > shows context menu for element > [end of test] ap
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,

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

@@ -85,7 +85,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
     "id4": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -720,7 +719,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
     "id4": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -1284,7 +1282,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -1646,7 +1643,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -2010,7 +2006,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -2272,7 +2267,6 @@ exports[`history > multiplayer undo/redo > conflicts in arrows and their bindabl
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -2730,7 +2724,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -3035,7 +3028,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -3356,7 +3348,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -3652,7 +3643,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -3940,7 +3930,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -4177,7 +4166,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -4436,7 +4424,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -4709,7 +4696,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -4940,7 +4926,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -5171,7 +5156,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -5420,7 +5404,6 @@ exports[`history > multiplayer undo/redo > conflicts in bound text elements and
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -5678,7 +5661,6 @@ exports[`history > multiplayer undo/redo > conflicts in frames and their childre
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -5937,7 +5919,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
     "id1": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -6268,7 +6249,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
     "id8": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -6697,7 +6677,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
     "id1": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -7074,7 +7053,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -7385,7 +7363,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -7679,7 +7656,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -7911,7 +7887,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -8265,7 +8240,6 @@ exports[`history > multiplayer undo/redo > should iterate through the history wh
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -8622,7 +8596,6 @@ exports[`history > multiplayer undo/redo > should not let remote changes to inte
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -9027,7 +9000,6 @@ exports[`history > multiplayer undo/redo > should not let remote changes to inte
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -9308,7 +9280,6 @@ exports[`history > multiplayer undo/redo > should not let remote changes to inte
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -9574,7 +9545,6 @@ exports[`history > multiplayer undo/redo > should not override remote changes on
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -9841,7 +9811,6 @@ exports[`history > multiplayer undo/redo > should not override remote changes on
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -10078,7 +10047,6 @@ exports[`history > multiplayer undo/redo > should override remotely added groups
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -10374,7 +10342,6 @@ exports[`history > multiplayer undo/redo > should override remotely added points
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -10693,7 +10660,6 @@ exports[`history > multiplayer undo/redo > should redistribute deltas when eleme
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -10934,7 +10900,6 @@ exports[`history > multiplayer undo/redo > should redraw arrows on undo > [end o
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -11858,7 +11823,6 @@ exports[`history > multiplayer undo/redo > should update history entries after r
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -12120,7 +12084,6 @@ exports[`history > singleplayer undo/redo > remounting undo/redo buttons should
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -12357,7 +12320,6 @@ exports[`history > singleplayer undo/redo > should clear the redo stack on eleme
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -12596,7 +12558,6 @@ exports[`history > singleplayer undo/redo > should create entry when selecting f
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -12992,7 +12953,6 @@ exports[`history > singleplayer undo/redo > should create new history entry on e
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -13201,7 +13161,6 @@ exports[`history > singleplayer undo/redo > should create new history entry on e
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -13413,7 +13372,6 @@ exports[`history > singleplayer undo/redo > should create new history entry on i
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -13713,7 +13671,6 @@ exports[`history > singleplayer undo/redo > should create new history entry on i
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -14016,7 +13973,6 @@ exports[`history > singleplayer undo/redo > should create new history entry on s
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": -50,
   "scrollY": -50,
   "searchMatches": null,
@@ -14260,7 +14216,6 @@ exports[`history > singleplayer undo/redo > should disable undo/redo buttons whe
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -14499,7 +14454,6 @@ exports[`history > singleplayer undo/redo > should end up with no history entry
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -14740,7 +14694,6 @@ exports[`history > singleplayer undo/redo > should iterate through the history w
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -14987,7 +14940,6 @@ exports[`history > singleplayer undo/redo > should not clear the redo stack on s
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -15323,7 +15275,6 @@ exports[`history > singleplayer undo/redo > should not collapse when applying co
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -15492,7 +15443,6 @@ exports[`history > singleplayer undo/redo > should not end up with history entry
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -15781,7 +15731,6 @@ exports[`history > singleplayer undo/redo > should not end up with history entry
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -16046,7 +15995,6 @@ exports[`history > singleplayer undo/redo > should not modify anything on unrela
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -16200,7 +16148,6 @@ exports[`history > singleplayer undo/redo > should not override appstate changes
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -16485,7 +16432,6 @@ exports[`history > singleplayer undo/redo > should support appstate name or view
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -16648,7 +16594,6 @@ exports[`history > singleplayer undo/redo > should support bidirectional binding
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -17398,7 +17343,6 @@ exports[`history > singleplayer undo/redo > should support bidirectional binding
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -18046,7 +17990,6 @@ exports[`history > singleplayer undo/redo > should support bidirectional binding
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -18692,7 +18635,6 @@ exports[`history > singleplayer undo/redo > should support bidirectional binding
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -19445,7 +19387,6 @@ exports[`history > singleplayer undo/redo > should support bidirectional binding
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -20215,7 +20156,6 @@ exports[`history > singleplayer undo/redo > should support changes in elements'
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -20697,7 +20637,6 @@ exports[`history > singleplayer undo/redo > should support duplication of groups
     "id1": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -21210,7 +21149,6 @@ exports[`history > singleplayer undo/redo > should support element creation, del
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,
@@ -21671,7 +21609,6 @@ exports[`history > singleplayer undo/redo > should support linear element creati
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "searchMatches": null,

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

@@ -88,7 +88,6 @@ exports[`given element A and group of elements B and given both are selected whe
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -516,7 +515,6 @@ exports[`given element A and group of elements B and given both are selected whe
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -930,7 +928,6 @@ exports[`regression tests > Cmd/Ctrl-click exclusively select element under poin
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -1498,7 +1495,6 @@ exports[`regression tests > Drags selected element when hitting only bounding bo
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -1709,7 +1705,6 @@ exports[`regression tests > adjusts z order when grouping > [end of test] appSta
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2095,7 +2090,6 @@ exports[`regression tests > alt-drag duplicates an element > [end of test] appSt
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2340,7 +2334,6 @@ exports[`regression tests > arrow keys > [end of test] appState 1`] = `
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2524,7 +2517,6 @@ exports[`regression tests > can drag element that covers another element, while
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -2849,7 +2841,6 @@ exports[`regression tests > change the properties of a shape > [end of test] app
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3108,7 +3099,6 @@ exports[`regression tests > click on an element and drag it > [dragged] appState
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3351,7 +3341,6 @@ exports[`regression tests > click on an element and drag it > [end of test] appS
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3589,7 +3578,6 @@ exports[`regression tests > click to select a shape > [end of test] appState 1`]
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -3849,7 +3837,6 @@ exports[`regression tests > click-drag to select a group > [end of test] appStat
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -4163,7 +4150,6 @@ exports[`regression tests > deleting last but one element in editing group shoul
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -4604,7 +4590,6 @@ exports[`regression tests > deselects group of selected elements on pointer down
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -4889,7 +4874,6 @@ exports[`regression tests > deselects group of selected elements on pointer up w
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -5166,7 +5150,6 @@ exports[`regression tests > deselects selected element on pointer down when poin
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -5376,7 +5359,6 @@ exports[`regression tests > deselects selected element, on pointer up, when clic
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -5576,7 +5558,6 @@ exports[`regression tests > double click to edit a group > [end of test] appStat
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -5974,7 +5955,6 @@ exports[`regression tests > drags selected elements from point inside common bou
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -6270,7 +6250,6 @@ exports[`regression tests > draw every type of shape > [end of test] appState 1`
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -7063,7 +7042,6 @@ exports[`regression tests > given a group of selected elements with an element t
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -7398,7 +7376,6 @@ exports[`regression tests > given a selected element A and a not selected elemen
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -7679,7 +7656,6 @@ exports[`regression tests > given selected element A with lower z-index than uns
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -7916,7 +7892,6 @@ exports[`regression tests > given selected element A with lower z-index than uns
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8156,7 +8131,6 @@ exports[`regression tests > key 2 selects rectangle tool > [end of test] appStat
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8338,7 +8312,6 @@ exports[`regression tests > key 3 selects diamond tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8520,7 +8493,6 @@ exports[`regression tests > key 4 selects ellipse tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8702,7 +8674,6 @@ exports[`regression tests > key 5 selects arrow tool > [end of test] appState 1`
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -8936,7 +8907,6 @@ exports[`regression tests > key 6 selects line tool > [end of test] appState 1`]
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -9168,7 +9138,6 @@ exports[`regression tests > key 7 selects freedraw tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -9362,7 +9331,6 @@ exports[`regression tests > key a selects arrow tool > [end of test] appState 1`
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -9596,7 +9564,6 @@ exports[`regression tests > key d selects diamond tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -9778,7 +9745,6 @@ exports[`regression tests > key l selects line tool > [end of test] appState 1`]
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -10010,7 +9976,6 @@ exports[`regression tests > key o selects ellipse tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -10192,7 +10157,6 @@ exports[`regression tests > key p selects freedraw tool > [end of test] appState
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -10386,7 +10350,6 @@ exports[`regression tests > key r selects rectangle tool > [end of test] appStat
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -10572,7 +10535,6 @@ exports[`regression tests > make a group and duplicate it > [end of test] appSta
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -11103,7 +11065,6 @@ exports[`regression tests > noop interaction after undo shouldn't create history
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -11383,7 +11344,6 @@ exports[`regression tests > pinch-to-zoom works > [end of test] appState 1`] = `
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": "-6.25000",
   "scrollY": 0,
   "scrolledOutside": false,
@@ -11510,7 +11470,6 @@ exports[`regression tests > shift click on selected element should deselect it o
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -11713,7 +11672,6 @@ exports[`regression tests > shift-click to multiselect, then drag > [end of test
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -12035,7 +11993,6 @@ exports[`regression tests > should group elements and ungroup them > [end of tes
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -12467,7 +12424,6 @@ exports[`regression tests > single-clicking on a subgroup of a selected group sh
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -13107,7 +13063,6 @@ exports[`regression tests > spacebar + drag scrolls the canvas > [end of test] a
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 60,
   "scrollY": 60,
   "scrolledOutside": false,
@@ -13234,7 +13189,6 @@ exports[`regression tests > supports nested groups > [end of test] appState 1`]
     "id0": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -13868,7 +13822,6 @@ exports[`regression tests > switches from group of selected elements to another
     "id6": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -14208,7 +14161,6 @@ exports[`regression tests > switches selected element on pointer down > [end of
     "id3": true,
   },
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -14472,7 +14424,6 @@ exports[`regression tests > two-finger scroll works > [end of test] appState 1`]
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 20,
   "scrollY": "-18.53553",
   "scrolledOutside": false,
@@ -14597,7 +14548,6 @@ exports[`regression tests > undo/redo drawing an element > [end of test] appStat
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -14963,7 +14913,6 @@ exports[`regression tests > updates fontSize & fontFamily appState > [end of tes
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,
@@ -15091,7 +15040,6 @@ exports[`regression tests > zoom hotkeys > [end of test] appState 1`] = `
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,

packages/excalidraw/tests/data/restore.test.ts

@@ -160,6 +160,40 @@ describe("restoreElements", () => {
     });
   });
 
+  it("should restore fixed freedraw element correctly", () => {
+    const freedrawElement = API.createElement({
+      type: "freedraw",
+      id: "id-freedraw02",
+      strokeShape: "fixed",
+      points: [pointFrom(0, 0), pointFrom(10, 10)],
+    });
+
+    const restoredFreedraw = restore.restoreElements(
+      [freedrawElement],
+      null,
+    )[0] as ExcalidrawFreeDrawElement;
+
+    expect(restoredFreedraw.strokeShape).toBe("fixed");
+  });
+
+  it("should restore legacy stable freedraw element as fixed", () => {
+    const restoredFreedraw = restore.restoreElements(
+      [
+        {
+          ...API.createElement({
+            type: "freedraw",
+            id: "id-freedraw03",
+            points: [pointFrom(0, 0), pointFrom(10, 10)],
+          }),
+          strokeShape: "stable",
+        } as any,
+      ],
+      null,
+    )[0] as ExcalidrawFreeDrawElement;
+
+    expect(restoredFreedraw.strokeShape).toBe("fixed");
+  });
+
   it("should restore line and draw elements correctly", () => {
     const lineElement = API.createElement({ type: "line", id: "id-line01" });
 
@@ -641,6 +675,26 @@ describe("restoreAppState", () => {
     expect(restoredAppState.name).toBe(stubImportedAppState.name);
   });
 
+  it("should restore fixed freedraw stroke type from app state", () => {
+    const restoredAppState = restore.restoreAppState(
+      { currentItemStrokeShape: "fixed" } as ImportedDataState["appState"],
+      null,
+    );
+
+    expect(restoredAppState.currentItemStrokeShape).toBe("fixed");
+  });
+
+  it("should restore legacy stable freedraw stroke type from app state as fixed", () => {
+    const restoredAppState = restore.restoreAppState(
+      {
+        currentItemStrokeShape: "stable",
+      } as unknown as ImportedDataState["appState"],
+      null,
+    );
+
+    expect(restoredAppState.currentItemStrokeShape).toBe("fixed");
+  });
+
   it("should return local app state when imported data state is null", () => {
     const stubLocalAppState = getDefaultAppState();
     stubLocalAppState.cursorButton = "down";

packages/excalidraw/tests/freedraw.test.tsx

@@ -0,0 +1,78 @@
+import React from "react";
+
+import { Excalidraw } from "../index";
+import { API } from "./helpers/api";
+import { Pointer, UI } from "./helpers/ui";
+import { render } from "./test-utils";
+
+describe("freedraw", () => {
+  beforeEach(async () => {
+    await render(<Excalidraw />);
+  });
+
+  it("rounds stored points and drops duplicates after rounding", () => {
+    const mouse = new Pointer("mouse");
+
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 20);
+    mouse.moveTo(10.1234, 20.5678);
+    mouse.moveTo(10.1249, 20.5681);
+    mouse.upAt(20.9999, 30.0001);
+
+    const freedraw = window.h.elements.at(-1);
+
+    expect(freedraw).toEqual(expect.objectContaining({ type: "freedraw" }));
+    expect((freedraw as any).points).toEqual([
+      [0, 0],
+      [0.12, 0.57],
+      [11, 10],
+    ]);
+  });
+
+  it("does not snap fixed strokes closed when ending near the start point", () => {
+    const mouse = new Pointer("mouse");
+
+    API.setAppState({ currentItemStrokeShape: "fixed" });
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 10);
+    mouse.moveTo(40, 10);
+    mouse.moveTo(30, 30);
+    mouse.upAt(12, 12);
+
+    const freedraw = window.h.elements.at(-1) as any;
+
+    expect(freedraw.points[0]).toEqual([0, 0]);
+    expect(freedraw.points.at(-1)).not.toEqual([0, 0]);
+  });
+
+  it("coalesces nearly straight fixed freedraw points at the tip", () => {
+    const mouse = new Pointer("mouse");
+
+    API.setAppState({ currentItemStrokeShape: "fixed" });
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 10);
+
+    [
+      [10.2, 10.01],
+      [10.4, 10.03],
+      [10.6, 10.02],
+      [10.8, 10.04],
+      [11, 10.03],
+      [11.2, 10.05],
+      [11.4, 10.04],
+      [11.6, 10.06],
+      [11.8, 10.05],
+    ].forEach(([x, y]) => {
+      mouse.moveTo(x, y);
+    });
+    mouse.upAt(12, 10.05);
+
+    const freedraw = window.h.elements.at(-1) as any;
+
+    expect(freedraw.points.length).toBeLessThan(5);
+    expect(freedraw.points).toEqual([
+      [0, 0],
+      [2, 0.05],
+    ]);
+  });
+});

packages/excalidraw/tests/helpers/api.ts

@@ -201,6 +201,9 @@ export class API {
       ? ExcalidrawTextElement["containerId"]
       : never;
     points?: T extends "arrow" | "line" | "freedraw" ? readonly LocalPoint[] : never;
+    strokeShape?: T extends "freedraw"
+      ? ExcalidrawFreeDrawElement["strokeShape"]
+      : never;
     locked?: boolean;
     fileId?: T extends "image" ? string : never;
     scale?: T extends "image" ? ExcalidrawImageElement["scale"] : never;
@@ -318,6 +321,7 @@ export class API {
           type: type as "freedraw",
           simulatePressure: true,
           points: rest.points,
+          strokeShape: rest.strokeShape ?? appState.currentItemStrokeShape,
           ...base,
         });
         break;

packages/excalidraw/tests/helpers/ui.ts

@@ -28,6 +28,7 @@ import type { GlobalPoint, LocalPoint, Radians } from "@excalidraw/math";
 import type { TransformHandleType } from "@excalidraw/element";
 import type {
   ExcalidrawElement,
+  ExcalidrawFreeDrawElement,
   ExcalidrawLinearElement,
   ExcalidrawTextElement,
   ExcalidrawArrowElement,
@@ -432,8 +433,10 @@ type DrawingToolName = Exclude<
   "lock" | "selection" | "eraser" | "lasso"
 >;
 
-type Element<T extends DrawingToolName> = T extends "line" | "freedraw"
+type Element<T extends DrawingToolName> = T extends "line"
   ? ExcalidrawLinearElement
+  : T extends "freedraw"
+  ? ExcalidrawFreeDrawElement
   : T extends "arrow"
   ? ExcalidrawArrowElement
   : T extends "text"

packages/excalidraw/tests/scrollConstraints.test.tsx

@@ -1,135 +0,0 @@
-import React from "react";
-import { vi } from "vitest";
-
-import { resolvablePromise } from "@excalidraw/common";
-
-import { Excalidraw } from "../index";
-
-import { API } from "./helpers/api";
-import { act, render, waitFor } from "./test-utils";
-
-import type { ExcalidrawImperativeAPI, ScrollConstraints } from "../types";
-
-const FIRST_SCROLL_CONSTRAINTS: ScrollConstraints = {
-  x: 0,
-  y: 0,
-  width: 400,
-  height: 300,
-  lockZoom: true,
-  overscrollAllowance: 0,
-  viewportZoomFactor: 1,
-  animateOnNextUpdate: false,
-};
-
-const SECOND_SCROLL_CONSTRAINTS: ScrollConstraints = {
-  x: 100,
-  y: 200,
-  width: 500,
-  height: 350,
-  lockZoom: false,
-  overscrollAllowance: 0.2,
-  viewportZoomFactor: 0.8,
-  animateOnNextUpdate: false,
-};
-
-describe("scrollConstraints", () => {
-  afterEach(() => {
-    vi.restoreAllMocks();
-  });
-
-  it("syncs prop updates after mount", async () => {
-    const { rerender } = await render(<Excalidraw />);
-
-    expect(window.h.state.scrollConstraints).toBe(null);
-
-    rerender(<Excalidraw scrollConstraints={FIRST_SCROLL_CONSTRAINTS} />);
-
-    await waitFor(() => {
-      expect(window.h.state.scrollConstraints).toEqual(
-        FIRST_SCROLL_CONSTRAINTS,
-      );
-    });
-
-    rerender(<Excalidraw scrollConstraints={SECOND_SCROLL_CONSTRAINTS} />);
-
-    await waitFor(() => {
-      expect(window.h.state.scrollConstraints).toEqual(
-        SECOND_SCROLL_CONSTRAINTS,
-      );
-    });
-
-    rerender(<Excalidraw />);
-
-    await waitFor(() => {
-      expect(window.h.state.scrollConstraints).toBe(null);
-    });
-  });
-
-  it("ignores setScrollConstraints() when the prop is controlled", async () => {
-    const excalidrawAPIPromise = resolvablePromise<ExcalidrawImperativeAPI>();
-    const warn = vi.spyOn(console, "warn").mockImplementation(() => {});
-
-    await render(
-      <Excalidraw
-        scrollConstraints={FIRST_SCROLL_CONSTRAINTS}
-        onExcalidrawAPI={(api) => {
-          if (api) {
-            excalidrawAPIPromise.resolve(api);
-          }
-        }}
-      />,
-    );
-
-    const excalidrawAPI = await excalidrawAPIPromise;
-
-    act(() => {
-      excalidrawAPI.setScrollConstraints(SECOND_SCROLL_CONSTRAINTS);
-    });
-
-    expect(warn).toHaveBeenCalledWith(
-      "Excalidraw: `setScrollConstraints()` is ignored when the `scrollConstraints` prop is controlled. Update the prop value instead.",
-    );
-    expect(window.h.state.scrollConstraints).toEqual(FIRST_SCROLL_CONSTRAINTS);
-  });
-
-  it("ignores scrollToContent() scrollLock when the prop is controlled", async () => {
-    const excalidrawAPIPromise = resolvablePromise<ExcalidrawImperativeAPI>();
-    const warn = vi.spyOn(console, "warn").mockImplementation(() => {});
-
-    await render(
-      <Excalidraw
-        scrollConstraints={FIRST_SCROLL_CONSTRAINTS}
-        onExcalidrawAPI={(api) => {
-          if (api) {
-            excalidrawAPIPromise.resolve(api);
-          }
-        }}
-      />,
-    );
-
-    const excalidrawAPI = await excalidrawAPIPromise;
-    const rectangle = API.createElement({
-      x: 1000,
-      y: 1000,
-      width: 100,
-      height: 100,
-    });
-    API.setElements([rectangle]);
-
-    act(() => {
-      excalidrawAPI.scrollToContent(rectangle, {
-        animate: false,
-        fitToViewport: true,
-        scrollLock: {
-          lockZoom: true,
-          overscrollAllowance: 0,
-        },
-      });
-    });
-
-    expect(warn).toHaveBeenCalledWith(
-      "Excalidraw: `scrollToContent()` with `scrollLock` is ignored when the `scrollConstraints` prop is controlled. Update the prop value instead.",
-    );
-    expect(window.h.state.scrollConstraints).toEqual(FIRST_SCROLL_CONSTRAINTS);
-  });
-});

packages/excalidraw/types.ts

@@ -33,6 +33,7 @@ import type {
   ExcalidrawNonSelectionElement,
   BindMode,
   ExcalidrawTextElement,
+  FreeDrawStrokeShape,
 } from "@excalidraw/element/types";
 
 import type {
@@ -358,6 +359,7 @@ export interface AppState {
   currentItemFillStyle: ExcalidrawElement["fillStyle"];
   currentItemStrokeWidth: number;
   currentItemStrokeStyle: ExcalidrawElement["strokeStyle"];
+  currentItemStrokeShape?: FreeDrawStrokeShape;
   currentItemRoughness: number;
   currentItemOpacity: number;
   currentItemFontFamily: FontFamilyValues;
@@ -454,7 +456,6 @@ export interface AppState {
   userToFollow: UserToFollow | null;
   /** the socket ids of the users following the current user */
   followedBy: Set<SocketId>;
-  scrollConstraints: ScrollConstraints | null;
 
   /** image cropping */
   isCropping: boolean;
@@ -547,8 +548,6 @@ export type ExcalidrawInitialDataState = Merge<
   ImportedDataState,
   {
     libraryItems?: MaybePromise<Required<ImportedDataState>["libraryItems"]>;
-    scrollX?: number;
-    scrollY?: number;
   }
 >;
 
@@ -665,7 +664,6 @@ export interface ExcalidrawProps {
   onScrollChange?: (scrollX: number, scrollY: number, zoom: Zoom) => void;
   onUserFollow?: (payload: OnUserFollowedPayload) => void;
   children?: React.ReactNode;
-  scrollConstraints?: AppState["scrollConstraints"];
   validateEmbeddable?:
     | boolean
     | string[]
@@ -892,7 +890,7 @@ export type PointerDownState = Readonly<{
   // We need to have these in the state so that we can unsubscribe them
   eventListeners: {
     // It's defined on the initial pointer down event
-    onMove: null | ReturnType<typeof throttleRAF>;
+    onMove: null | ((event: PointerEvent) => void);
     // It's defined on the initial pointer down event
     onUp: null | ((event: PointerEvent) => void);
     // It's defined on the initial pointer down event
@@ -992,8 +990,6 @@ export interface ExcalidrawImperativeAPI {
   ) => UnsubscribeCallback;
   onStateChange: InstanceType<typeof App>["onStateChange"];
   onEvent: InstanceType<typeof App>["onEvent"];
-  app: InstanceType<typeof App>;
-  setScrollConstraints: InstanceType<typeof App>["setScrollConstraints"];
 }
 
 export type FrameNameBounds = {
@@ -1060,69 +1056,3 @@ export type Offsets = Partial<{
   bottom: number;
   left: number;
 }>;
-
-export type ScrollConstraints = {
-  x: number;
-  y: number;
-  width: number;
-  height: number;
-  animateOnNextUpdate?: boolean;
-  /**
-   * A factor that determines the minimum zoom level that should fit the
-   * constrained area into the viewport.
-   */
-  viewportZoomFactor?: number;
-  /**
-   * If true, the user will not be able to zoom out beyond the scroll
-   * constraints (taking into account the viewportZoomFactor).
-   */
-  lockZoom?: boolean;
-  /**
-   * <0-1> - how much can you scroll beyond the constrained area within the
-   * timeout window. Note you will still be snapped back to the constrained area
-   * after the timeout.
-   */
-  overscrollAllowance?: number;
-};
-
-/**
- * Optional scroll constraint settings derived from the final viewport computed
- * by `scrollToContent()`.
- */
-export type ScrollToContentLockOptions = {
-  lockZoom?: boolean;
-  overscrollAllowance?: number;
-  viewportZoomFactor?: number;
-};
-
-export type ScrollToContentOptions =
-  | ({
-      fitToContent?: boolean;
-      fitToViewport?: never;
-      viewportZoomFactor?: number;
-      animate?: boolean;
-      duration?: number;
-      scrollLock?: boolean | ScrollToContentLockOptions;
-    } & {
-      minZoom?: number;
-      maxZoom?: number;
-      canvasOffsets?: Offsets;
-    })
-  | ({
-      fitToContent?: never;
-      fitToViewport?: boolean;
-      viewportZoomFactor?: number;
-      animate?: boolean;
-      duration?: number;
-      scrollLock?: boolean | ScrollToContentLockOptions;
-    } & {
-      minZoom?: number;
-      maxZoom?: number;
-      canvasOffsets?: Offsets;
-    });
-
-export type AnimateTranslateCanvasValues = {
-  scrollX: AppState["scrollX"];
-  scrollY: AppState["scrollY"];
-  zoom: AppState["zoom"]["value"];
-};

packages/utils/tests/__snapshots__/export.test.ts.snap

@@ -85,7 +85,6 @@ exports[`exportToSvg > with default arguments 1`] = `
   },
   "previousSelectedElementIds": {},
   "resizingElement": null,
-  "scrollConstraints": null,
   "scrollX": 0,
   "scrollY": 0,
   "scrolledOutside": false,

vercel.json

@@ -1,4 +1,5 @@
 {
+  "public": true,
   "headers": [
     {
       "source": "/(.*)",