generate username on portal init instead of collab mount

* Use Theme type everywhere
* Rename Appearance type to Theme for consistency
* Reorder headers in readme
The host don't need to pass hardcoded strings any more and instead can use the exported constant

.env

@@ -1,5 +1,5 @@
 REACT_APP_BACKEND_V1_GET_URL=https://json.excalidraw.com/api/v1/
 REACT_APP_BACKEND_V2_GET_URL=https://json.excalidraw.com/api/v2/
 REACT_APP_BACKEND_V2_POST_URL=https://json.excalidraw.com/api/v2/post/
-REACT_APP_SOCKET_SERVER_URL=https://excalidraw-portal.uc.r.appspot.com
+REACT_APP_SOCKET_SERVER_URL=https://portal.excalidraw.com
 REACT_APP_FIREBASE_CONFIG='{"apiKey":"AIzaSyAd15pYlMci_xIp9ko6wkEsDzAAA0Dn0RU","authDomain":"excalidraw-room-persistence.firebaseapp.com","databaseURL":"https://excalidraw-room-persistence.firebaseio.com","projectId":"excalidraw-room-persistence","storageBucket":"excalidraw-room-persistence.appspot.com","messagingSenderId":"654800341332","appId":"1:654800341332:web:4a692de832b55bd57ce0c1"}'

.github/workflows/autorelease-excalidraw.yml

@@ -0,0 +1,26 @@
+name: Auto release @excalidraw/excalidraw-next
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  Auto-release-excalidraw-next:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 2
+      - name: Setup Node.js 14.x
+        uses: actions/setup-node@v2
+        with:
+          node-version: 14.x
+      - name: Set up publish access
+        run: |
+          npm config set //registry.npmjs.org/:_authToken ${NPM_TOKEN}
+        env:
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+      - name: Auto release
+        run: |
+          yarn autorelease

.gitignore

@@ -5,9 +5,11 @@
 .env.test.local
 .envrc
 .eslintcache
+.history
 .idea
 .vercel
 .vscode
+.yarn
 *.log
 *.tgz
 build
@@ -20,3 +22,4 @@ package-lock.json
 static
 yarn-debug.log*
 yarn-error.log*
+src/packages/excalidraw/types

Dockerfile

@@ -10,7 +10,7 @@ ARG NODE_ENV=production
 COPY . .
 RUN yarn build:app:docker
 
-FROM nginx:1.17-alpine
+FROM nginx:1.21-alpine
 
 COPY --from=build /opt/node_app/build /usr/share/nginx/html
 

README.md

@@ -70,6 +70,8 @@ The first set of digits is the room. This is visible from the server that’s go
 
 The second set of digits is the encryption key. The Excalidraw server doesn’t know about it. This is what all the participants use to encrypt/decrypt the messages.
 
+> Note: Please ensure that the encryption key is 22 characters long.
+
 ## Shape libraries
 
 Find a growing list of libraries containing assets for your drawings at [libraries.excalidraw.com](https://libraries.excalidraw.com).
@@ -93,7 +95,7 @@ These instructions will get you a copy of the project up and running on your loc
 #### Requirements
 
 - [Node.js](https://nodejs.org/en/)
-- [Yarn](https://yarnpkg.com/getting-started/install)
+- [Yarn](https://yarnpkg.com/getting-started/install) (v1 or v2.4.2+)
 - [Git](https://git-scm.com/downloads)
 
 #### Clone the repo
@@ -102,6 +104,20 @@ These instructions will get you a copy of the project up and running on your loc
 git clone https://github.com/excalidraw/excalidraw.git
 ```
 
+#### Install the dependencies
+
+```bash
+yarn
+```
+
+#### Start the server
+
+```bash
+yarn start
+```
+
+Now you can open [http://localhost:3000](http://localhost:3000) and start coding in your favorite code editor.
+
 #### Commands
 
 | Command            | Description                       |

firebase-project/firebase.json

@@ -2,5 +2,8 @@
   "firestore": {
     "rules": "firestore.rules",
     "indexes": "firestore.indexes.json"
+  },
+  "storage": {
+    "rules": "storage.rules"
   }
 }

firebase-project/storage.rules

@@ -0,0 +1,12 @@
+rules_version = '2';
+service firebase.storage {
+  match /b/{bucket}/o {
+    match /{migrations} {
+      match /{scenes}/{scene} {
+      	allow get, write: if true;
+        // redundant, but let's be explicit'
+        allow list: if false;
+      }
+    }
+  }
+}

package.json

@@ -19,34 +19,37 @@
     ]
   },
   "dependencies": {
-    "@sentry/browser": "6.2.2",
-    "@sentry/integrations": "6.2.1",
-    "@testing-library/jest-dom": "5.11.9",
-    "@testing-library/react": "11.2.5",
-    "@types/jest": "26.0.21",
+    "@dwelle/browser-fs-access": "0.21.1",
+    "@excalidraw/random-username": "1.0.0",
+    "@sentry/browser": "6.2.5",
+    "@sentry/integrations": "6.2.5",
+    "@testing-library/jest-dom": "5.11.10",
+    "@testing-library/react": "11.2.6",
+    "@tldraw/vec": "0.0.106",
+    "@types/jest": "26.0.22",
     "@types/react": "17.0.3",
-    "@types/react-dom": "17.0.2",
+    "@types/react-dom": "17.0.3",
     "@types/socket.io-client": "1.4.36",
-    "browser-fs-access": "0.15.3",
     "clsx": "1.1.1",
-    "firebase": "8.2.10",
-    "i18next-browser-languagedetector": "6.0.1",
+    "firebase": "8.3.3",
+    "i18next-browser-languagedetector": "6.1.0",
     "lodash.throttle": "4.1.1",
-    "nanoid": "3.1.21",
+    "nanoid": "3.1.22",
     "open-color": "1.8.0",
     "pako": "1.0.11",
+    "perfect-freehand": "1.0.15",
     "png-chunk-text": "1.0.0",
     "png-chunks-encode": "1.0.0",
     "png-chunks-extract": "1.0.0",
     "points-on-curve": "0.2.0",
     "pwacompat": "2.0.17",
-    "react": "17.0.1",
-    "react-dom": "17.0.1",
+    "react": "17.0.2",
+    "react-dom": "17.0.2",
     "react-scripts": "4.0.3",
-    "roughjs": "4.3.1",
-    "sass": "1.32.8",
+    "roughjs": "4.4.1",
+    "sass": "1.32.10",
     "socket.io-client": "2.3.1",
-    "typescript": "4.2.3"
+    "typescript": "4.2.4"
   },
   "devDependencies": {
     "@excalidraw/eslint-config": "1.0.0",
@@ -54,9 +57,9 @@
     "@types/lodash.throttle": "4.1.6",
     "@types/pako": "1.0.1",
     "@types/resize-observer-browser": "0.1.5",
-    "eslint-config-prettier": "8.1.0",
+    "eslint-config-prettier": "8.3.0",
     "eslint-plugin-prettier": "3.3.1",
-    "firebase-tools": "9.6.1",
+    "firebase-tools": "9.9.0",
     "husky": "4.3.8",
     "jest-canvas-mock": "2.3.1",
     "lint-staged": "10.5.4",
@@ -75,7 +78,7 @@
   },
   "jest": {
     "transformIgnorePatterns": [
-      "node_modules/(?!(roughjs|points-on-curve|path-data-parser|points-on-path|browser-fs-access)/)"
+      "node_modules/(?!(roughjs|points-on-curve|path-data-parser|points-on-path|@dwelle/browser-fs-access)/)"
     ],
     "resetMocks": false
   },
@@ -103,6 +106,7 @@
     "test:other": "yarn prettier --list-different",
     "test:typecheck": "tsc",
     "test:update": "yarn test:app --updateSnapshot --watchAll=false",
-    "test": "yarn test:app"
+    "test": "yarn test:app",
+    "autorelease": "node scripts/autorelease.js"
   }
 }

public/index.html

@@ -13,6 +13,18 @@
 
     <meta name="theme-color" content="#000" />
 
+    <!-- Declarative Link Capturing (https://web.dev/declarative-link-capturing/) -->
+    <meta
+      http-equiv="origin-trial"
+      content="Ak3VyzTheARtX2CnxBZ3ZKxImB0mNyvDakmMxeAChgxrWFMZ3IGN64VP+uj36VxM5OegsbLmrP258b1xvqp7+Q8AAABbeyJvcmlnaW4iOiJodHRwczovL2V4Y2FsaWRyYXcuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJBcHBMaW5rQ2FwdHVyaW5nIiwiZXhwaXJ5IjoxNjM0MDgzMTk5fQ=="
+    />
+
+    <!-- File Handling (https://web.dev/file-handling/) -->
+    <meta
+      http-equiv="origin-trial"
+      content="AkMQsAnFmKfRfPKQHNCv2WmZREqgwkqhyt2M7aOwQiCStB+hPYnGnv+mNbkPDAsGXrwsj/waFi76wPzTDUaEeQ0AAABUeyJvcmlnaW4iOiJodHRwczovL2V4Y2FsaWRyYXcuY29tOjQ0MyIsImZlYXR1cmUiOiJGaWxlSGFuZGxpbmciLCJleHBpcnkiOjE2MzQwODMxOTl9"
+    />
+
     <!-- General tags -->
     <meta
       name="description"
@@ -51,8 +63,7 @@
       name="twitter:description"
       content="Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them."
     />
-    <!-- OG tags require absolute url for images -->
-    <meta name="twitter:image" content="https://excalidraw.com/og-image.png" />
+
     <link rel="shortcut icon" href="favicon.ico" type="image/x-icon" />
 
     <!-- Excalidraw version -->
@@ -108,15 +119,17 @@
 
     <!-- FIXME: remove this when we update CRA (fix SW caching) -->
     <style>
-      body {
+      body,
+      html {
         margin: 0;
         --ui-font: system-ui, BlinkMacSystemFont, -apple-system, Segoe UI,
           Roboto, Helvetica, Arial, sans-serif;
         font-family: var(--ui-font);
         -webkit-text-size-adjust: 100%;
 
-        width: 100vw;
-        height: 100vh;
+        width: 100%;
+        height: 100%;
+        overflow: hidden;
       }
 
       .visually-hidden {
@@ -126,6 +139,7 @@
         overflow: hidden;
         clip: rect(1px, 1px, 1px, 1px);
         white-space: nowrap; /* added line */
+        user-select: none;
       }
 
       .LoadingMessage {
@@ -148,6 +162,24 @@
         color: var(--popup-text-color);
         font-size: 1.3em;
       }
+      #root {
+        height: 100%;
+        -webkit-touch-callout: none;
+        -webkit-user-select: none;
+        -khtml-user-select: none;
+        -moz-user-select: none;
+        -ms-user-select: none;
+        user-select: none;
+
+        @media screen and (min-width: 1200px) {
+          -webkit-touch-callout: default;
+          -webkit-user-select: auto;
+          -khtml-user-select: auto;
+          -moz-user-select: auto;
+          -ms-user-select: auto;
+          user-select: auto;
+        }
+      }
     </style>
   </head>
 

public/manifest.json

@@ -26,7 +26,7 @@
       }
     }
   ],
-  "capture_links": "new_client",
+  "capture_links": "new-client",
   "share_target": {
     "action": "/web-share-target",
     "method": "POST",
@@ -39,5 +39,37 @@
         }
       ]
     }
-  }
+  },
+  "screenshots": [
+    {
+      "src": "/screenshots/virtual-whiteboard.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    },
+    {
+      "src": "/screenshots/wireframe.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    },
+    {
+      "src": "/screenshots/illustration.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    },
+    {
+      "src": "/screenshots/shapes.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    },
+    {
+      "src": "/screenshots/collaboration.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    },
+    {
+      "src": "/screenshots/export.png",
+      "type": "image/png",
+      "sizes": "462x945"
+    }
+  ]
 }

scripts/autorelease.js

@@ -0,0 +1,51 @@
+const fs = require("fs");
+const { exec, execSync } = require("child_process");
+
+const excalidrawDir = `${__dirname}/../src/packages/excalidraw`;
+const excalidrawPackage = `${excalidrawDir}/package.json`;
+const pkg = require(excalidrawPackage);
+
+const getShortCommitHash = () => {
+  return execSync("git rev-parse --short HEAD").toString().trim();
+};
+
+const publish = () => {
+  try {
+    execSync(`yarn  --frozen-lockfile`);
+    execSync(`yarn --frozen-lockfile`, { cwd: excalidrawDir });
+    execSync(`yarn run build:umd`, { cwd: excalidrawDir });
+    execSync(`yarn --cwd ${excalidrawDir} publish`);
+  } catch (e) {
+    console.error(e);
+  }
+};
+
+// get files changed between prev and head commit
+exec(`git diff --name-only HEAD^ HEAD`, async (error, stdout, stderr) => {
+  if (error || stderr) {
+    console.error(error);
+    process.exit(1);
+  }
+
+  const changedFiles = stdout.trim().split("\n");
+  const filesToIgnoreRegex = /src\/excalidraw-app|packages\/utils/;
+
+  const excalidrawPackageFiles = changedFiles.filter((file) => {
+    return file.indexOf("src") >= 0 && !filesToIgnoreRegex.test(file);
+  });
+
+  if (!excalidrawPackageFiles.length) {
+    process.exit(0);
+  }
+
+  // update package.json
+  pkg.version = `${pkg.version}-${getShortCommitHash()}`;
+  pkg.name = "@excalidraw/excalidraw-next";
+  fs.writeFileSync(excalidrawPackage, JSON.stringify(pkg, null, 2), "utf8");
+
+  // update readme
+  const data = fs.readFileSync(`${excalidrawDir}/README_NEXT.md`, "utf8");
+  fs.writeFileSync(`${excalidrawDir}/README.md`, data, "utf8");
+
+  publish();
+});

scripts/locales-coverage-description.js

@@ -37,6 +37,9 @@ const crowdinMap = {
   "uk-UA": "en-uk",
   "zh-CN": "en-zhcn",
   "zh-TW": "en-zhtw",
+  "lv-LV": "en-lv",
+  "cs-CZ": "en-cs",
+  "kk-KZ": "en-kk",
 };
 
 const flags = {
@@ -74,6 +77,9 @@ const flags = {
   "uk-UA": "🇺🇦",
   "zh-CN": "🇨🇳",
   "zh-TW": "🇹🇼",
+  "lv-LV": "🇱🇻",
+  "cs-CZ": "🇨🇿",
+  "kk-KZ": "🇰🇿",
 };
 
 const languages = {
@@ -111,6 +117,9 @@ const languages = {
   "uk-UA": "Українська",
   "zh-CN": "简体中文",
   "zh-TW": "繁體中文",
+  "lv-LV": "Latviešu",
+  "cs-CZ": "Česky",
+  "kk-KZ": "Қазақ тілі",
 };
 
 const percentages = fs.readFileSync(

scripts/release.js

@@ -0,0 +1,39 @@
+const fs = require("fs");
+const util = require("util");
+const exec = util.promisify(require("child_process").exec);
+const updateReadme = require("./updateReadme");
+const updateChangelog = require("./updateChangelog");
+
+const excalidrawDir = `${__dirname}/../src/packages/excalidraw`;
+const excalidrawPackage = `${excalidrawDir}/package.json`;
+
+const updatePackageVersion = (nextVersion) => {
+  const pkg = require(excalidrawPackage);
+  pkg.version = nextVersion;
+  const content = `${JSON.stringify(pkg, null, 2)}\n`;
+  fs.writeFileSync(excalidrawPackage, content, "utf-8");
+};
+
+const release = async (nextVersion) => {
+  try {
+    updateReadme();
+    await updateChangelog(nextVersion);
+    updatePackageVersion(nextVersion);
+    await exec(`git add -u`);
+    await exec(
+      `git commit -m "docs: release @excalidraw/excalidraw@${nextVersion}  🎉"`,
+    );
+    /* eslint-disable no-console */
+    console.log("Done!");
+  } catch (e) {
+    console.error(e);
+    process.exit(1);
+  }
+};
+
+const nextVersion = process.argv.slice(2)[0];
+if (!nextVersion) {
+  console.error("Pass the next version to release!");
+  process.exit(1);
+}
+release(nextVersion);

scripts/updateChangelog.js

@@ -0,0 +1,97 @@
+const fs = require("fs");
+const util = require("util");
+const exec = util.promisify(require("child_process").exec);
+
+const excalidrawDir = `${__dirname}/../src/packages/excalidraw`;
+const excalidrawPackage = `${excalidrawDir}/package.json`;
+const pkg = require(excalidrawPackage);
+const lastVersion = pkg.version;
+const existingChangeLog = fs.readFileSync(
+  `${excalidrawDir}/CHANGELOG.md`,
+  "utf8",
+);
+
+const supportedTypes = ["feat", "fix", "style", "refactor", "perf", "build"];
+const headerForType = {
+  feat: "Features",
+  fix: "Fixes",
+  style: "Styles",
+  refactor: " Refactor",
+  perf: "Performance",
+  build: "Build",
+};
+
+const getCommitHashForLastVersion = async () => {
+  try {
+    const commitMessage = `"release @excalidraw/excalidraw@${lastVersion}"`;
+    const { stdout } = await exec(
+      `git log --format=format:"%H" --grep=${commitMessage}`,
+    );
+    return stdout;
+  } catch (e) {
+    console.error(e);
+  }
+};
+
+const getLibraryCommitsSinceLastRelease = async () => {
+  const commitHash = await getCommitHashForLastVersion();
+  const { stdout } = await exec(
+    `git log --pretty=format:%s ${commitHash}...master`,
+  );
+  const commitsSinceLastRelease = stdout.split("\n");
+  const commitList = {};
+  supportedTypes.forEach((type) => {
+    commitList[type] = [];
+  });
+
+  commitsSinceLastRelease.forEach((commit) => {
+    const indexOfColon = commit.indexOf(":");
+    const type = commit.slice(0, indexOfColon);
+    if (!supportedTypes.includes(type)) {
+      return;
+    }
+    const messageWithoutType = commit.slice(indexOfColon + 1).trim();
+    const messageWithCapitalizeFirst =
+      messageWithoutType.charAt(0).toUpperCase() + messageWithoutType.slice(1);
+    const prNumber = commit.match(/\(#([0-9]*)\)/)[1];
+
+    // return if the changelog already contains the pr number which would happen for package updates
+    if (existingChangeLog.includes(prNumber)) {
+      return;
+    }
+    const prMarkdown = `[#${prNumber}](https://github.com/excalidraw/excalidraw/pull/${prNumber})`;
+    const messageWithPRLink = messageWithCapitalizeFirst.replace(
+      /\(#[0-9]*\)/,
+      prMarkdown,
+    );
+    commitList[type].push(messageWithPRLink);
+  });
+  return commitList;
+};
+
+const updateChangelog = async (nextVersion) => {
+  const commitList = await getLibraryCommitsSinceLastRelease();
+  let changelogForLibrary =
+    "## Excalidraw Library\n\n**_This section lists the updates made to the excalidraw library and will not affect the integration._**\n\n";
+  supportedTypes.forEach((type) => {
+    if (commitList[type].length) {
+      changelogForLibrary += `### ${headerForType[type]}\n\n`;
+      const commits = commitList[type];
+      commits.forEach((commit) => {
+        changelogForLibrary += `- ${commit}\n\n`;
+      });
+    }
+  });
+  changelogForLibrary += "---\n";
+  const lastVersionIndex = existingChangeLog.indexOf(`## ${lastVersion}`);
+  let updatedContent =
+    existingChangeLog.slice(0, lastVersionIndex) +
+    changelogForLibrary +
+    existingChangeLog.slice(lastVersionIndex);
+  const currentDate = new Date().toISOString().slice(0, 10);
+  const newVersion = `## ${nextVersion} (${currentDate})`;
+  updatedContent = updatedContent.replace(`## Unreleased`, newVersion);
+  fs.writeFileSync(`${excalidrawDir}/CHANGELOG.md`, updatedContent, "utf8");
+};
+
+module.exports = updateChangelog;

scripts/updateReadme.js

@@ -0,0 +1,27 @@
+const fs = require("fs");
+
+const updateReadme = () => {
+  const excalidrawDir = `${__dirname}/../src/packages/excalidraw`;
+  let data = fs.readFileSync(`${excalidrawDir}/README_NEXT.md`, "utf8");
+
+  // remove note for unstable release
+  data = data.replace(
+    /<!-- unstable-readme-start-->[\s\S]*?<!-- unstable-readme-end-->/,
+    "",
+  );
+
+  // replace "excalidraw-next" with "excalidraw"
+  data = data.replace(/excalidraw-next/g, "excalidraw");
+  data = data.trim();
+
+  const demoIndex = data.indexOf("### Demo");
+  const excalidrawNextNote =
+    "#### Note\n\n**If you don't want to wait for the next stable release and try out the unreleased changes you can use [@excalidraw/excalidraw-next](https://www.npmjs.com/package/@excalidraw/excalidraw-next).**\n\n";
+  // Add excalidraw next note to try out for unreleased changes
+  data = data.slice(0, demoIndex) + excalidrawNextNote + data.slice(demoIndex);
+
+  // update readme
+  fs.writeFileSync(`${excalidrawDir}/README.md`, data, "utf8");
+};
+
+module.exports = updateReadme;

src/actions/actionAddToLibrary.ts

@@ -2,18 +2,20 @@ import { register } from "./register";
 import { getSelectedElements } from "../scene";
 import { getNonDeletedElements } from "../element";
 import { deepCopyElement } from "../element/newElement";
-import { Library } from "../data/library";
 
 export const actionAddToLibrary = register({
   name: "addToLibrary",
-  perform: (elements, appState) => {
+  perform: (elements, appState, _, app) => {
     const selectedElements = getSelectedElements(
       getNonDeletedElements(elements),
       appState,
     );
 
-    Library.loadLibrary().then((items) => {
-      Library.saveLibrary([...items, selectedElements.map(deepCopyElement)]);
+    app.library.loadLibrary().then((items) => {
+      app.library.saveLibrary([
+        ...items,
+        selectedElements.map(deepCopyElement),
+      ]);
     });
     return false;
   },

src/actions/actionAlign.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { alignElements, Alignment } from "../align";
 import {
   AlignBottomIcon,

src/actions/actionCanvas.tsx

@@ -1,14 +1,14 @@
-import React from "react";
 import { getDefaultAppState } from "../appState";
 import { ColorPicker } from "../components/ColorPicker";
-import { resetZoom, trash, zoomIn, zoomOut } from "../components/icons";
+import { trash, zoomIn, zoomOut } from "../components/icons";
 import { ToolButton } from "../components/ToolButton";
-import { ZOOM_STEP } from "../constants";
+import { DarkModeToggle } from "../components/DarkModeToggle";
+import { THEME, ZOOM_STEP } from "../constants";
 import { getCommonBounds, getNonDeletedElements } from "../element";
 import { newElementWith } from "../element/mutateElement";
 import { ExcalidrawElement } from "../element/types";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { CODES, KEYS } from "../keys";
 import { getNormalizedZoom, getSelectedElements } from "../scene";
 import { centerScrollOn } from "../scene/scroll";
@@ -16,13 +16,14 @@ import { getNewZoom } from "../scene/zoom";
 import { AppState, NormalizedZoomValue } from "../types";
 import { getShortcutKey } from "../utils";
 import { register } from "./register";
+import { Tooltip } from "../components/Tooltip";
 
 export const actionChangeViewBackgroundColor = register({
   name: "changeViewBackgroundColor",
   perform: (_, appState, value) => {
     return {
-      appState: { ...appState, viewBackgroundColor: value },
-      commitToHistory: true,
+      appState: { ...appState, ...value },
+      commitToHistory: !!value.viewBackgroundColor,
     };
   },
   PanelComponent: ({ appState, updateData }) => {
@@ -32,7 +33,12 @@ export const actionChangeViewBackgroundColor = register({
           label={t("labels.canvasBackground")}
           type="canvasBackground"
           color={appState.viewBackgroundColor}
-          onChange={(color) => updateData(color)}
+          onChange={(color) => updateData({ viewBackgroundColor: color })}
+          isActive={appState.openPopup === "canvasColorPicker"}
+          setActive={(active) =>
+            updateData({ openPopup: active ? "canvasColorPicker" : null })
+          }
+          data-testid="canvas-background-picker"
         />
       </div>
     );
@@ -53,7 +59,6 @@ export const actionClearCanvas = register({
         exportBackground: appState.exportBackground,
         exportEmbedScene: appState.exportEmbedScene,
         gridSize: appState.gridSize,
-        shouldAddWatermark: appState.shouldAddWatermark,
         showStats: appState.showStats,
         pasteDialog: appState.pasteDialog,
       },
@@ -72,6 +77,7 @@ export const actionClearCanvas = register({
           updateData(null);
         }
       }}
+      data-testid="clear-canvas-button"
     />
   ),
 });
@@ -102,6 +108,7 @@ export const actionZoomIn = register({
       onClick={() => {
         updateData(null);
       }}
+      size="small"
     />
   ),
   keyTest: (event) =>
@@ -136,6 +143,7 @@ export const actionZoomOut = register({
       onClick={() => {
         updateData(null);
       }}
+      size="small"
     />
   ),
   keyTest: (event) =>
@@ -162,16 +170,21 @@ export const actionResetZoom = register({
       commitToHistory: false,
     };
   },
-  PanelComponent: ({ updateData }) => (
-    <ToolButton
-      type="button"
-      icon={resetZoom}
-      title={t("buttons.resetZoom")}
-      aria-label={t("buttons.resetZoom")}
-      onClick={() => {
-        updateData(null);
-      }}
-    />
+  PanelComponent: ({ updateData, appState }) => (
+    <Tooltip label={t("buttons.resetZoom")}>
+      <ToolButton
+        type="button"
+        className="reset-zoom-button"
+        title={t("buttons.resetZoom")}
+        aria-label={t("buttons.resetZoom")}
+        onClick={() => {
+          updateData(null);
+        }}
+        size="small"
+      >
+        {(appState.zoom.value * 100).toFixed(0)}%
+      </ToolButton>
+    </Tooltip>
   ),
   keyTest: (event) =>
     (event.code === CODES.ZERO || event.code === CODES.NUM_ZERO) &&
@@ -258,3 +271,28 @@ export const actionZoomToFit = register({
     !event.altKey &&
     !event[KEYS.CTRL_OR_CMD],
 });
+
+export const actionToggleTheme = register({
+  name: "toggleTheme",
+  perform: (_, appState, value) => {
+    return {
+      appState: {
+        ...appState,
+        theme:
+          value || (appState.theme === THEME.LIGHT ? THEME.DARK : THEME.LIGHT),
+      },
+      commitToHistory: false,
+    };
+  },
+  PanelComponent: ({ appState, updateData }) => (
+    <div style={{ marginInlineStart: "0.25rem" }}>
+      <DarkModeToggle
+        value={appState.theme}
+        onChange={(theme) => {
+          updateData(theme);
+        }}
+      />
+    </div>
+  ),
+  keyTest: (event) => event.altKey && event.shiftKey && event.code === CODES.D,
+});

src/actions/actionClipboard.tsx

@@ -50,7 +50,6 @@ export const actionCopyAsSvg = register({
           ? selectedElements
           : getNonDeletedElements(elements),
         appState,
-        app.canvas,
         appState,
       );
       return {
@@ -89,7 +88,6 @@ export const actionCopyAsPng = register({
           ? selectedElements
           : getNonDeletedElements(elements),
         appState,
-        app.canvas,
         appState,
       );
       return {

src/actions/actionDeleteSelected.tsx

@@ -1,7 +1,6 @@
 import { isSomeElementSelected } from "../scene";
 import { KEYS } from "../keys";
 import { ToolButton } from "../components/ToolButton";
-import React from "react";
 import { trash } from "../components/icons";
 import { t } from "../i18n";
 import { register } from "./register";

src/actions/actionDistribute.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import {
   DistributeHorizontallyIcon,
   DistributeVerticallyIcon,

src/actions/actionDuplicateSelection.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { KEYS } from "../keys";
 import { register } from "./register";
 import { ExcalidrawElement } from "../element/types";

src/actions/actionExport.tsx

@@ -1,17 +1,25 @@
-import React from "react";
 import { trackEvent } from "../analytics";
-import { load, questionCircle, save, saveAs } from "../components/icons";
+import { load, questionCircle, saveAs } from "../components/icons";
 import { ProjectName } from "../components/ProjectName";
 import { ToolButton } from "../components/ToolButton";
 import "../components/ToolIcon.scss";
 import { Tooltip } from "../components/Tooltip";
-import { DarkModeToggle, Appearence } from "../components/DarkModeToggle";
+import { DarkModeToggle } from "../components/DarkModeToggle";
 import { loadFromJSON, saveAsJSON } from "../data";
+import { resaveAsImageWithScene } from "../data/resave";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { KEYS } from "../keys";
 import { register } from "./register";
-import { supported } from "browser-fs-access";
+import { CheckboxItem } from "../components/CheckboxItem";
+import { getExportSize } from "../scene/export";
+import { DEFAULT_EXPORT_PADDING, EXPORT_SCALES, THEME } from "../constants";
+import { getSelectedElements, isSomeElementSelected } from "../scene";
+import { getNonDeletedElements } from "../element";
+import { ActiveFile } from "../components/ActiveFile";
+import { isImageFileHandle } from "../data/blob";
+import { nativeFileSystemSupported } from "../data/filesystem";
+import { Theme } from "../element/types";
 
 export const actionChangeProjectName = register({
   name: "changeProjectName",
@@ -31,6 +39,54 @@ export const actionChangeProjectName = register({
   ),
 });
 
+export const actionChangeExportScale = register({
+  name: "changeExportScale",
+  perform: (_elements, appState, value) => {
+    return {
+      appState: { ...appState, exportScale: value },
+      commitToHistory: false,
+    };
+  },
+  PanelComponent: ({ elements: allElements, appState, updateData }) => {
+    const elements = getNonDeletedElements(allElements);
+    const exportSelected = isSomeElementSelected(elements, appState);
+    const exportedElements = exportSelected
+      ? getSelectedElements(elements, appState)
+      : elements;
+
+    return (
+      <>
+        {EXPORT_SCALES.map((s) => {
+          const [width, height] = getExportSize(
+            exportedElements,
+            DEFAULT_EXPORT_PADDING,
+            s,
+          );
+
+          const scaleButtonTitle = `${t(
+            "buttons.scale",
+          )} ${s}x (${width}x${height})`;
+
+          return (
+            <ToolButton
+              key={s}
+              size="small"
+              type="radio"
+              icon={`${s}x`}
+              name="export-canvas-scale"
+              title={scaleButtonTitle}
+              aria-label={scaleButtonTitle}
+              id="export-canvas-scale"
+              checked={s === appState.exportScale}
+              onChange={() => updateData(s)}
+            />
+          );
+        })}
+      </>
+    );
+  },
+});
+
 export const actionChangeExportBackground = register({
   name: "changeExportBackground",
   perform: (_elements, appState, value) => {
@@ -40,14 +96,12 @@ export const actionChangeExportBackground = register({
     };
   },
   PanelComponent: ({ appState, updateData }) => (
-    <label>
-      <input
-        type="checkbox"
-        checked={appState.exportBackground}
-        onChange={(event) => updateData(event.target.checked)}
-      />{" "}
+    <CheckboxItem
+      checked={appState.exportBackground}
+      onChange={(checked) => updateData(checked)}
+    >
       {t("labels.withBackground")}
-    </label>
+    </CheckboxItem>
   ),
 });
 
@@ -60,57 +114,35 @@ export const actionChangeExportEmbedScene = register({
     };
   },
   PanelComponent: ({ appState, updateData }) => (
-    <label style={{ display: "flex" }}>
-      <input
-        type="checkbox"
-        checked={appState.exportEmbedScene}
-        onChange={(event) => updateData(event.target.checked)}
-      />{" "}
+    <CheckboxItem
+      checked={appState.exportEmbedScene}
+      onChange={(checked) => updateData(checked)}
+    >
       {t("labels.exportEmbedScene")}
-      <Tooltip
-        label={t("labels.exportEmbedScene_details")}
-        position="above"
-        long={true}
-      >
-        <div className="TooltipIcon">{questionCircle}</div>
+      <Tooltip label={t("labels.exportEmbedScene_details")} long={true}>
+        <div className="excalidraw-tooltip-icon">{questionCircle}</div>
       </Tooltip>
-    </label>
+    </CheckboxItem>
   ),
 });
 
-export const actionChangeShouldAddWatermark = register({
-  name: "changeShouldAddWatermark",
-  perform: (_elements, appState, value) => {
-    return {
-      appState: { ...appState, shouldAddWatermark: value },
-      commitToHistory: false,
-    };
-  },
-  PanelComponent: ({ appState, updateData }) => (
-    <label>
-      <input
-        type="checkbox"
-        checked={appState.shouldAddWatermark}
-        onChange={(event) => updateData(event.target.checked)}
-      />{" "}
-      {t("labels.addWatermark")}
-    </label>
-  ),
-});
-
-export const actionSaveScene = register({
-  name: "saveScene",
+export const actionSaveToActiveFile = register({
+  name: "saveToActiveFile",
   perform: async (elements, appState, value) => {
     const fileHandleExists = !!appState.fileHandle;
+
     try {
-      const { fileHandle } = await saveAsJSON(elements, appState);
+      const { fileHandle } = isImageFileHandle(appState.fileHandle)
+        ? await resaveAsImageWithScene(elements, appState)
+        : await saveAsJSON(elements, appState);
+
       return {
         commitToHistory: false,
         appState: {
           ...appState,
           fileHandle,
           toastMessage: fileHandleExists
-            ? fileHandle.name
+            ? fileHandle?.name
               ? t("toast.fileSavedToFilename").replace(
                   "{filename}",
                   `"${fileHandle.name}"`,
@@ -128,20 +160,16 @@ export const actionSaveScene = register({
   },
   keyTest: (event) =>
     event.key === KEYS.S && event[KEYS.CTRL_OR_CMD] && !event.shiftKey,
-  PanelComponent: ({ updateData }) => (
-    <ToolButton
-      type="button"
-      icon={save}
-      title={t("buttons.save")}
-      aria-label={t("buttons.save")}
-      showAriaLabel={useIsMobile()}
-      onClick={() => updateData(null)}
+  PanelComponent: ({ updateData, appState }) => (
+    <ActiveFile
+      onSave={() => updateData(null)}
+      fileName={appState.fileHandle?.name}
     />
   ),
 });
 
-export const actionSaveAsScene = register({
-  name: "saveAsScene",
+export const actionSaveFileToDisk = register({
+  name: "saveFileToDisk",
   perform: async (elements, appState, value) => {
     try {
       const { fileHandle } = await saveAsJSON(elements, {
@@ -165,8 +193,9 @@ export const actionSaveAsScene = register({
       title={t("buttons.saveAs")}
       aria-label={t("buttons.saveAs")}
       showAriaLabel={useIsMobile()}
-      hidden={!supported}
+      hidden={!nativeFileSystemSupported}
       onClick={() => updateData(null)}
+      data-testid="save-as-button"
     />
   ),
 });
@@ -178,7 +207,7 @@ export const actionLoadScene = register({
       const {
         elements: loadedElements,
         appState: loadedAppState,
-      } = await loadFromJSON(appState);
+      } = await loadFromJSON(appState, elements);
       return {
         elements: loadedElements,
         appState: loadedAppState,
@@ -204,6 +233,7 @@ export const actionLoadScene = register({
       aria-label={t("buttons.load")}
       showAriaLabel={useIsMobile()}
       onClick={updateData}
+      data-testid="load-button"
     />
   ),
 });
@@ -226,9 +256,9 @@ export const actionExportWithDarkMode = register({
       }}
     >
       <DarkModeToggle
-        value={appState.exportWithDarkMode ? "dark" : "light"}
-        onChange={(theme: Appearence) => {
-          updateData(theme === "dark");
+        value={appState.exportWithDarkMode ? THEME.DARK : THEME.LIGHT}
+        onChange={(theme: Theme) => {
+          updateData(theme === THEME.DARK);
         }}
         title={t("labels.toggleExportColorScheme")}
       />

src/actions/actionFinalize.tsx

@@ -1,7 +1,6 @@
 import { KEYS } from "../keys";
 import { isInvisiblySmallElement } from "../element";
 import { resetCursor } from "../utils";
-import React from "react";
 import { ToolButton } from "../components/ToolButton";
 import { done } from "../components/icons";
 import { t } from "../i18n";
@@ -18,7 +17,7 @@ import { isBindingElement } from "../element/typeChecks";
 
 export const actionFinalize = register({
   name: "finalize",
-  perform: (elements, appState, _, { canvas }) => {
+  perform: (elements, appState, _, { canvas, focusContainer }) => {
     if (appState.editingLinearElement) {
       const {
         elementId,
@@ -51,19 +50,19 @@ export const actionFinalize = register({
 
     let newElements = elements;
     if (window.document.activeElement instanceof HTMLElement) {
-      window.document.activeElement.blur();
+      focusContainer();
     }
 
     const multiPointElement = appState.multiElement
       ? appState.multiElement
-      : appState.editingElement?.type === "draw"
+      : appState.editingElement?.type === "freedraw"
       ? appState.editingElement
       : null;
 
     if (multiPointElement) {
       // pen and mouse have hover
       if (
-        multiPointElement.type !== "draw" &&
+        multiPointElement.type !== "freedraw" &&
         appState.lastPointerDownWith !== "touch"
       ) {
         const { points, lastCommittedPoint } = multiPointElement;
@@ -86,7 +85,7 @@ export const actionFinalize = register({
       const isLoop = isPathALoop(multiPointElement.points, appState.zoom.value);
       if (
         multiPointElement.type === "line" ||
-        multiPointElement.type === "draw"
+        multiPointElement.type === "freedraw"
       ) {
         if (isLoop) {
           const linePoints = multiPointElement.points;
@@ -118,22 +117,24 @@ export const actionFinalize = register({
         );
       }
 
-      if (!appState.elementLocked && appState.elementType !== "draw") {
+      if (!appState.elementLocked && appState.elementType !== "freedraw") {
         appState.selectedElementIds[multiPointElement.id] = true;
       }
     }
+
     if (
-      (!appState.elementLocked && appState.elementType !== "draw") ||
+      (!appState.elementLocked && appState.elementType !== "freedraw") ||
       !multiPointElement
     ) {
       resetCursor(canvas);
     }
+
     return {
       elements: newElements,
       appState: {
         ...appState,
         elementType:
-          (appState.elementLocked || appState.elementType === "draw") &&
+          (appState.elementLocked || appState.elementType === "freedraw") &&
           multiPointElement
             ? appState.elementType
             : "selection",
@@ -145,14 +146,14 @@ export const actionFinalize = register({
         selectedElementIds:
           multiPointElement &&
           !appState.elementLocked &&
-          appState.elementType !== "draw"
+          appState.elementType !== "freedraw"
             ? {
                 ...appState.selectedElementIds,
                 [multiPointElement.id]: true,
               }
             : appState.selectedElementIds,
       },
-      commitToHistory: appState.elementType === "draw",
+      commitToHistory: appState.elementType === "freedraw",
     };
   },
   keyTest: (event, appState) =>

src/actions/actionFlip.ts

@@ -0,0 +1,207 @@
+import { register } from "./register";
+import { getSelectedElements } from "../scene";
+import { getElementMap, getNonDeletedElements } from "../element";
+import { mutateElement } from "../element/mutateElement";
+import { ExcalidrawElement, NonDeleted } from "../element/types";
+import { normalizeAngle, resizeSingleElement } from "../element/resizeElements";
+import { AppState } from "../types";
+import { getTransformHandles } from "../element/transformHandles";
+import { isFreeDrawElement, isLinearElement } from "../element/typeChecks";
+import { updateBoundElements } from "../element/binding";
+import { LinearElementEditor } from "../element/linearElementEditor";
+
+const enableActionFlipHorizontal = (
+  elements: readonly ExcalidrawElement[],
+  appState: AppState,
+) => {
+  const eligibleElements = getSelectedElements(
+    getNonDeletedElements(elements),
+    appState,
+  );
+  return eligibleElements.length === 1 && eligibleElements[0].type !== "text";
+};
+
+const enableActionFlipVertical = (
+  elements: readonly ExcalidrawElement[],
+  appState: AppState,
+) => {
+  const eligibleElements = getSelectedElements(
+    getNonDeletedElements(elements),
+    appState,
+  );
+  return eligibleElements.length === 1;
+};
+
+export const actionFlipHorizontal = register({
+  name: "flipHorizontal",
+  perform: (elements, appState) => {
+    return {
+      elements: flipSelectedElements(elements, appState, "horizontal"),
+      appState,
+      commitToHistory: true,
+    };
+  },
+  keyTest: (event) => event.shiftKey && event.code === "KeyH",
+  contextItemLabel: "labels.flipHorizontal",
+  contextItemPredicate: (elements, appState) =>
+    enableActionFlipHorizontal(elements, appState),
+});
+
+export const actionFlipVertical = register({
+  name: "flipVertical",
+  perform: (elements, appState) => {
+    return {
+      elements: flipSelectedElements(elements, appState, "vertical"),
+      appState,
+      commitToHistory: true,
+    };
+  },
+  keyTest: (event) => event.shiftKey && event.code === "KeyV",
+  contextItemLabel: "labels.flipVertical",
+  contextItemPredicate: (elements, appState) =>
+    enableActionFlipVertical(elements, appState),
+});
+
+const flipSelectedElements = (
+  elements: readonly ExcalidrawElement[],
+  appState: Readonly<AppState>,
+  flipDirection: "horizontal" | "vertical",
+) => {
+  const selectedElements = getSelectedElements(
+    getNonDeletedElements(elements),
+    appState,
+  );
+
+  // remove once we allow for groups of elements to be flipped
+  if (selectedElements.length > 1) {
+    return elements;
+  }
+
+  const updatedElements = flipElements(
+    selectedElements,
+    appState,
+    flipDirection,
+  );
+
+  const updatedElementsMap = getElementMap(updatedElements);
+
+  return elements.map((element) => updatedElementsMap[element.id] || element);
+};
+
+const flipElements = (
+  elements: NonDeleted<ExcalidrawElement>[],
+  appState: AppState,
+  flipDirection: "horizontal" | "vertical",
+): ExcalidrawElement[] => {
+  for (let i = 0; i < elements.length; i++) {
+    flipElement(elements[i], appState);
+    // If vertical flip, rotate an extra 180
+    if (flipDirection === "vertical") {
+      rotateElement(elements[i], Math.PI);
+    }
+  }
+  return elements;
+};
+
+const flipElement = (
+  element: NonDeleted<ExcalidrawElement>,
+  appState: AppState,
+) => {
+  const originalX = element.x;
+  const originalY = element.y;
+  const width = element.width;
+  const height = element.height;
+  const originalAngle = normalizeAngle(element.angle);
+
+  let finalOffsetX = 0;
+  if (isLinearElement(element) || isFreeDrawElement(element)) {
+    finalOffsetX =
+      element.points.reduce((max, point) => Math.max(max, point[0]), 0) * 2 -
+      element.width;
+  }
+
+  // Rotate back to zero, if necessary
+  mutateElement(element, {
+    angle: normalizeAngle(0),
+  });
+  // Flip unrotated by pulling TransformHandle to opposite side
+  const transformHandles = getTransformHandles(element, appState.zoom);
+  let usingNWHandle = true;
+  let newNCoordsX = 0;
+  let nHandle = transformHandles.nw;
+  if (!nHandle) {
+    // Use ne handle instead
+    usingNWHandle = false;
+    nHandle = transformHandles.ne;
+    if (!nHandle) {
+      mutateElement(element, {
+        angle: originalAngle,
+      });
+      return;
+    }
+  }
+
+  if (isLinearElement(element)) {
+    for (let i = 1; i < element.points.length; i++) {
+      LinearElementEditor.movePoint(element, i, [
+        -element.points[i][0],
+        element.points[i][1],
+      ]);
+    }
+    LinearElementEditor.normalizePoints(element);
+  } else {
+    // calculate new x-coord for transformation
+    newNCoordsX = usingNWHandle ? element.x + 2 * width : element.x - 2 * width;
+    resizeSingleElement(
+      element,
+      true,
+      element,
+      usingNWHandle ? "nw" : "ne",
+      false,
+      newNCoordsX,
+      nHandle[1],
+    );
+    // fix the size to account for handle sizes
+    mutateElement(element, {
+      width,
+      height,
+    });
+  }
+
+  // Rotate by (360 degrees - original angle)
+  let angle = normalizeAngle(2 * Math.PI - originalAngle);
+  if (angle < 0) {
+    // check, probably unnecessary
+    angle = normalizeAngle(angle + 2 * Math.PI);
+  }
+  mutateElement(element, {
+    angle,
+  });
+
+  // Move back to original spot to appear "flipped in place"
+  mutateElement(element, {
+    x: originalX + finalOffsetX,
+    y: originalY,
+  });
+
+  updateBoundElements(element);
+};
+
+const rotateElement = (element: ExcalidrawElement, rotationAngle: number) => {
+  const originalX = element.x;
+  const originalY = element.y;
+  let angle = normalizeAngle(element.angle + rotationAngle);
+  if (angle < 0) {
+    // check, probably unnecessary
+    angle = normalizeAngle(2 * Math.PI + angle);
+  }
+  mutateElement(element, {
+    angle,
+  });
+
+  // Move back to original spot
+  mutateElement(element, {
+    x: originalX,
+    y: originalY,
+  });
+};

src/actions/actionGroup.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { CODES, KEYS } from "../keys";
 import { t } from "../i18n";
 import { getShortcutKey } from "../utils";

src/actions/actionHistory.tsx

@@ -1,9 +1,8 @@
 import { Action, ActionResult } from "./types";
-import React from "react";
 import { undo, redo } from "../components/icons";
 import { ToolButton } from "../components/ToolButton";
 import { t } from "../i18n";
-import { SceneHistory, HistoryEntry } from "../history";
+import History, { HistoryEntry } from "../history";
 import { ExcalidrawElement } from "../element/types";
 import { AppState } from "../types";
 import { isWindows, KEYS } from "../keys";
@@ -59,7 +58,7 @@ const writeData = (
   return { commitToHistory };
 };
 
-type ActionCreator = (history: SceneHistory) => Action;
+type ActionCreator = (history: History) => Action;
 
 export const createUndoAction: ActionCreator = (history) => ({
   name: "undo",
@@ -69,12 +68,13 @@ export const createUndoAction: ActionCreator = (history) => ({
     event[KEYS.CTRL_OR_CMD] &&
     event.key.toLowerCase() === KEYS.Z &&
     !event.shiftKey,
-  PanelComponent: ({ updateData }) => (
+  PanelComponent: ({ updateData, data }) => (
     <ToolButton
       type="button"
       icon={undo}
       aria-label={t("buttons.undo")}
       onClick={updateData}
+      size={data?.size || "medium"}
     />
   ),
   commitToHistory: () => false,
@@ -89,12 +89,13 @@ export const createRedoAction: ActionCreator = (history) => ({
       event.shiftKey &&
       event.key.toLowerCase() === KEYS.Z) ||
     (isWindows && event.ctrlKey && !event.shiftKey && event.key === KEYS.Y),
-  PanelComponent: ({ updateData }) => (
+  PanelComponent: ({ updateData, data }) => (
     <ToolButton
       type="button"
       icon={redo}
       aria-label={t("buttons.redo")}
       onClick={updateData}
+      size={data?.size || "medium"}
     />
   ),
   commitToHistory: () => false,

src/actions/actionMenu.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { menu, palette } from "../components/icons";
 import { ToolButton } from "../components/ToolButton";
 import { t } from "../i18n";
@@ -70,7 +69,10 @@ export const actionFullScreen = register({
 
 export const actionShortcuts = register({
   name: "toggleShortcuts",
-  perform: (_elements, appState) => {
+  perform: (_elements, appState, _, { focusContainer }) => {
+    if (appState.showHelpDialog) {
+      focusContainer();
+    }
     return {
       appState: {
         ...appState,

src/actions/actionNavigate.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { getClientColors, getClientInitials } from "../clients";
 import { Avatar } from "../components/Avatar";
 import { centerScrollOn } from "../scene/scroll";
@@ -30,8 +29,8 @@ export const actionGoToCollaborator = register({
       commitToHistory: false,
     };
   },
-  PanelComponent: ({ appState, updateData, id }) => {
-    const clientId = id;
+  PanelComponent: ({ appState, updateData, data }) => {
+    const clientId: string | undefined = data?.id;
     if (!clientId) {
       return null;
     }

src/actions/actionProperties.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { AppState } from "../../src/types";
 import { ButtonIconSelect } from "../components/ButtonIconSelect";
 import { ColorPicker } from "../components/ColorPicker";
@@ -13,6 +12,13 @@ import {
   FillCrossHatchIcon,
   FillHachureIcon,
   FillSolidIcon,
+  FontFamilyCodeIcon,
+  FontFamilyHandDrawnIcon,
+  FontFamilyNormalIcon,
+  FontSizeExtraLargeIcon,
+  FontSizeLargeIcon,
+  FontSizeMediumIcon,
+  FontSizeSmallIcon,
   SloppinessArchitectIcon,
   SloppinessArtistIcon,
   SloppinessCartoonistIcon,
@@ -20,18 +26,15 @@ import {
   StrokeStyleDottedIcon,
   StrokeStyleSolidIcon,
   StrokeWidthIcon,
-  FontSizeSmallIcon,
-  FontSizeMediumIcon,
-  FontSizeLargeIcon,
-  FontSizeExtraLargeIcon,
-  FontFamilyHandDrawnIcon,
-  FontFamilyNormalIcon,
-  FontFamilyCodeIcon,
-  TextAlignLeftIcon,
   TextAlignCenterIcon,
+  TextAlignLeftIcon,
   TextAlignRightIcon,
 } from "../components/icons";
-import { DEFAULT_FONT_FAMILY, DEFAULT_FONT_SIZE } from "../constants";
+import {
+  DEFAULT_FONT_FAMILY,
+  DEFAULT_FONT_SIZE,
+  FONT_FAMILY,
+} from "../constants";
 import {
   getNonDeletedElements,
   isTextElement,
@@ -44,7 +47,7 @@ import {
   ExcalidrawElement,
   ExcalidrawLinearElement,
   ExcalidrawTextElement,
-  FontFamily,
+  FontFamilyValues,
   TextAlign,
 } from "../element/types";
 import { getLanguage, t } from "../i18n";
@@ -99,13 +102,18 @@ export const actionChangeStrokeColor = register({
   name: "changeStrokeColor",
   perform: (elements, appState, value) => {
     return {
-      elements: changeProperty(elements, appState, (el) =>
-        newElementWith(el, {
-          strokeColor: value,
-        }),
-      ),
-      appState: { ...appState, currentItemStrokeColor: value },
-      commitToHistory: true,
+      ...(value.currentItemStrokeColor && {
+        elements: changeProperty(elements, appState, (el) =>
+          newElementWith(el, {
+            strokeColor: value.currentItemStrokeColor,
+          }),
+        ),
+      }),
+      appState: {
+        ...appState,
+        ...value,
+      },
+      commitToHistory: !!value.currentItemStrokeColor,
     };
   },
   PanelComponent: ({ elements, appState, updateData }) => (
@@ -120,7 +128,11 @@ export const actionChangeStrokeColor = register({
           (element) => element.strokeColor,
           appState.currentItemStrokeColor,
         )}
-        onChange={updateData}
+        onChange={(color) => updateData({ currentItemStrokeColor: color })}
+        isActive={appState.openPopup === "strokeColorPicker"}
+        setActive={(active) =>
+          updateData({ openPopup: active ? "strokeColorPicker" : null })
+        }
       />
     </>
   ),
@@ -130,13 +142,18 @@ export const actionChangeBackgroundColor = register({
   name: "changeBackgroundColor",
   perform: (elements, appState, value) => {
     return {
-      elements: changeProperty(elements, appState, (el) =>
-        newElementWith(el, {
-          backgroundColor: value,
-        }),
-      ),
-      appState: { ...appState, currentItemBackgroundColor: value },
-      commitToHistory: true,
+      ...(value.currentItemBackgroundColor && {
+        elements: changeProperty(elements, appState, (el) =>
+          newElementWith(el, {
+            backgroundColor: value.currentItemBackgroundColor,
+          }),
+        ),
+      }),
+      appState: {
+        ...appState,
+        ...value,
+      },
+      commitToHistory: !!value.currentItemBackgroundColor,
     };
   },
   PanelComponent: ({ elements, appState, updateData }) => (
@@ -151,7 +168,11 @@ export const actionChangeBackgroundColor = register({
           (element) => element.backgroundColor,
           appState.currentItemBackgroundColor,
         )}
-        onChange={updateData}
+        onChange={(color) => updateData({ currentItemBackgroundColor: color })}
+        isActive={appState.openPopup === "backgroundColorPicker"}
+        setActive={(active) =>
+          updateData({ openPopup: active ? "backgroundColorPicker" : null })
+        }
       />
     </>
   ),
@@ -481,19 +502,23 @@ export const actionChangeFontFamily = register({
     };
   },
   PanelComponent: ({ elements, appState, updateData }) => {
-    const options: { value: FontFamily; text: string; icon: JSX.Element }[] = [
+    const options: {
+      value: FontFamilyValues;
+      text: string;
+      icon: JSX.Element;
+    }[] = [
       {
-        value: 1,
+        value: FONT_FAMILY.Virgil,
         text: t("labels.handDrawn"),
         icon: <FontFamilyHandDrawnIcon theme={appState.theme} />,
       },
       {
-        value: 2,
+        value: FONT_FAMILY.Helvetica,
         text: t("labels.normal"),
         icon: <FontFamilyNormalIcon theme={appState.theme} />,
       },
       {
-        value: 3,
+        value: FONT_FAMILY.Cascadia,
         text: t("labels.code"),
         icon: <FontFamilyCodeIcon theme={appState.theme} />,
       },
@@ -502,7 +527,7 @@ export const actionChangeFontFamily = register({
     return (
       <fieldset>
         <legend>{t("labels.fontFamily")}</legend>
-        <ButtonIconSelect<FontFamily | false>
+        <ButtonIconSelect<FontFamilyValues | false>
           group="font-family"
           options={options}
           value={getFormValue(

src/actions/actionToggleStats.tsx

@@ -1,4 +1,5 @@
 import { register } from "./register";
+import { CODES, KEYS } from "../keys";
 
 export const actionToggleStats = register({
   name: "stats",
@@ -13,4 +14,6 @@ export const actionToggleStats = register({
   },
   checked: (appState) => appState.showStats,
   contextItemLabel: "stats.title",
+  keyTest: (event) =>
+    !event[KEYS.CTRL_OR_CMD] && event.altKey && event.code === CODES.SLASH,
 });

src/actions/actionToggleViewMode.tsx

@@ -10,7 +10,6 @@ export const actionToggleViewMode = register({
       appState: {
         ...appState,
         viewModeEnabled: !this.checked!(appState),
-        selectedElementIds: {},
       },
       commitToHistory: false,
     };

src/actions/index.ts

@@ -26,6 +26,7 @@ export {
   actionZoomOut,
   actionResetZoom,
   actionZoomToFit,
+  actionToggleTheme,
 } from "./actionCanvas";
 
 export { actionFinalize } from "./actionFinalize";
@@ -33,8 +34,8 @@ export { actionFinalize } from "./actionFinalize";
 export {
   actionChangeProjectName,
   actionChangeExportBackground,
-  actionSaveScene,
-  actionSaveAsScene,
+  actionSaveToActiveFile,
+  actionSaveFileToDisk,
   actionLoadScene,
 } from "./actionExport";
 
@@ -66,6 +67,8 @@ export {
   distributeVertically,
 } from "./actionDistribute";
 
+export { actionFlipHorizontal, actionFlipVertical } from "./actionFlip";
+
 export {
   actionCopy,
   actionCut,

src/actions/manager.tsx

@@ -5,14 +5,21 @@ import {
   UpdaterFn,
   ActionName,
   ActionResult,
+  PanelComponentProps,
 } from "./types";
 import { ExcalidrawElement } from "../element/types";
-import { AppState, ExcalidrawProps } from "../types";
+import { AppProps, AppState } from "../types";
 import { MODES } from "../constants";
+import Library from "../data/library";
 
 // This is the <App> component, but for now we don't care about anything but its
 // `canvas` state.
-type App = { canvas: HTMLCanvasElement | null; props: ExcalidrawProps };
+type App = {
+  canvas: HTMLCanvasElement | null;
+  focusContainer: () => void;
+  props: AppProps;
+  library: Library;
+};
 
 export class ActionManager implements ActionsManagerInterface {
   actions = {} as ActionsManagerInterface["actions"];
@@ -51,11 +58,15 @@ export class ActionManager implements ActionsManagerInterface {
     actions.forEach((action) => this.registerAction(action));
   }
 
-  handleKeyDown(event: KeyboardEvent) {
+  handleKeyDown(event: React.KeyboardEvent | KeyboardEvent) {
+    const canvasActions = this.app.props.UIOptions.canvasActions;
     const data = Object.values(this.actions)
       .sort((a, b) => (b.keyPriority || 0) - (a.keyPriority || 0))
       .filter(
         (action) =>
+          (action.name in canvasActions
+            ? canvasActions[action.name as keyof typeof canvasActions]
+            : true) &&
           action.keyTest &&
           action.keyTest(
             event,
@@ -97,12 +108,19 @@ export class ActionManager implements ActionsManagerInterface {
     );
   }
 
-  // Id is an attribute that we can use to pass in data like keys.
-  // This is needed for dynamically generated action components
-  // like the user list. We can use this key to extract more
-  // data from app state. This is an alternative to generic prop hell!
-  renderAction = (name: ActionName, id?: string) => {
-    if (this.actions[name] && "PanelComponent" in this.actions[name]) {
+  /**
+   * @param data additional data sent to the PanelComponent
+   */
+  renderAction = (name: ActionName, data?: PanelComponentProps["data"]) => {
+    const canvasActions = this.app.props.UIOptions.canvasActions;
+
+    if (
+      this.actions[name] &&
+      "PanelComponent" in this.actions[name] &&
+      (name in canvasActions
+        ? canvasActions[name as keyof typeof canvasActions]
+        : true)
+    ) {
       const action = this.actions[name];
       const PanelComponent = action.PanelComponent!;
       const updateData = (formState?: any) => {
@@ -121,8 +139,8 @@ export class ActionManager implements ActionsManagerInterface {
           elements={this.getElementsIncludingDeleted()}
           appState={this.getAppState()}
           updateData={updateData}
-          id={id}
           appProps={this.app.props}
+          data={data}
         />
       );
     }

src/actions/shortcuts.ts

@@ -23,7 +23,9 @@ export type ShortcutName =
   | "zenMode"
   | "stats"
   | "addToLibrary"
-  | "viewMode";
+  | "viewMode"
+  | "flipHorizontal"
+  | "flipVertical";
 
 const shortcutMap: Record<ShortcutName, string[]> = {
   cut: [getShortcutKey("CtrlOrCmd+X")],
@@ -55,8 +57,10 @@ const shortcutMap: Record<ShortcutName, string[]> = {
   ungroup: [getShortcutKey("CtrlOrCmd+Shift+G")],
   gridMode: [getShortcutKey("CtrlOrCmd+'")],
   zenMode: [getShortcutKey("Alt+Z")],
-  stats: [],
+  stats: [getShortcutKey("Alt+/")],
   addToLibrary: [],
+  flipHorizontal: [getShortcutKey("Shift+H")],
+  flipVertical: [getShortcutKey("Shift+V")],
   viewMode: [getShortcutKey("Alt+R")],
 };
 

src/actions/types.ts

@@ -1,22 +1,33 @@
 import React from "react";
 import { ExcalidrawElement } from "../element/types";
 import { AppState, ExcalidrawProps } from "../types";
+import Library from "../data/library";
+import { ToolButtonSize } from "../components/ToolButton";
 
 /** if false, the action should be prevented */
 export type ActionResult =
   | {
       elements?: readonly ExcalidrawElement[] | null;
-      appState?: MarkOptional<AppState, "offsetTop" | "offsetLeft"> | null;
+      appState?: MarkOptional<
+        AppState,
+        "offsetTop" | "offsetLeft" | "width" | "height"
+      > | null;
       commitToHistory: boolean;
       syncHistory?: boolean;
     }
   | false;
 
+type AppAPI = {
+  canvas: HTMLCanvasElement | null;
+  focusContainer(): void;
+  library: Library;
+};
+
 type ActionFn = (
   elements: readonly ExcalidrawElement[],
   appState: Readonly<AppState>,
   formData: any,
-  app: { canvas: HTMLCanvasElement | null },
+  app: AppAPI,
 ) => ActionResult | Promise<ActionResult>;
 
 export type UpdaterFn = (res: ActionResult) => void;
@@ -42,6 +53,7 @@ export type ActionName =
   | "changeBackgroundColor"
   | "changeFillStyle"
   | "changeStrokeWidth"
+  | "changeStrokeShape"
   | "changeSloppiness"
   | "changeStrokeStyle"
   | "changeArrowhead"
@@ -55,9 +67,9 @@ export type ActionName =
   | "changeProjectName"
   | "changeExportBackground"
   | "changeExportEmbedScene"
-  | "changeShouldAddWatermark"
-  | "saveScene"
-  | "saveAsScene"
+  | "changeExportScale"
+  | "saveToActiveFile"
+  | "saveFileToDisk"
   | "loadScene"
   | "duplicateSelection"
   | "deleteSelectedElements"
@@ -85,22 +97,27 @@ export type ActionName =
   | "alignHorizontallyCentered"
   | "distributeHorizontally"
   | "distributeVertically"
+  | "flipHorizontal"
+  | "flipVertical"
   | "viewMode"
-  | "exportWithDarkMode";
+  | "exportWithDarkMode"
+  | "toggleTheme";
+
+export type PanelComponentProps = {
+  elements: readonly ExcalidrawElement[];
+  appState: AppState;
+  updateData: (formData?: any) => void;
+  appProps: ExcalidrawProps;
+  data?: Partial<{ id: string; size: ToolButtonSize }>;
+};
 
 export interface Action {
   name: ActionName;
-  PanelComponent?: React.FC<{
-    elements: readonly ExcalidrawElement[];
-    appState: AppState;
-    updateData: (formData?: any) => void;
-    appProps: ExcalidrawProps;
-    id?: string;
-  }>;
+  PanelComponent?: React.FC<PanelComponentProps>;
   perform: ActionFn;
   keyPriority?: number;
   keyTest?: (
-    event: KeyboardEvent,
+    event: React.KeyboardEvent | KeyboardEvent,
     appState: AppState,
     elements: readonly ExcalidrawElement[],
   ) => boolean;
@@ -115,6 +132,7 @@ export interface Action {
 export interface ActionsManagerInterface {
   actions: Record<ActionName, Action>;
   registerAction: (action: Action) => void;
-  handleKeyDown: (event: KeyboardEvent) => boolean;
+  handleKeyDown: (event: React.KeyboardEvent | KeyboardEvent) => boolean;
   renderAction: (name: ActionName) => React.ReactElement | null;
+  executeAction: (action: Action) => void;
 }

src/appState.ts

@@ -3,17 +3,23 @@ import {
   DEFAULT_FONT_FAMILY,
   DEFAULT_FONT_SIZE,
   DEFAULT_TEXT_ALIGN,
+  EXPORT_SCALES,
+  THEME,
 } from "./constants";
 import { t } from "./i18n";
 import { AppState, NormalizedZoomValue } from "./types";
 import { getDateTime } from "./utils";
 
+const defaultExportScale = EXPORT_SCALES.includes(devicePixelRatio)
+  ? devicePixelRatio
+  : 1;
+
 export const getDefaultAppState = (): Omit<
   AppState,
-  "offsetTop" | "offsetLeft"
+  "offsetTop" | "offsetLeft" | "width" | "height"
 > => {
   return {
-    theme: "light",
+    theme: THEME.LIGHT,
     collaborators: new Map(),
     currentChartType: "bar",
     currentItemBackgroundColor: "transparent",
@@ -39,11 +45,11 @@ export const getDefaultAppState = (): Omit<
     elementType: "selection",
     errorMessage: null,
     exportBackground: true,
+    exportScale: defaultExportScale,
     exportEmbedScene: false,
     exportWithDarkMode: false,
     fileHandle: null,
     gridSize: null,
-    height: window.innerHeight,
     isBindingEnabled: true,
     isLibraryOpen: false,
     isLoading: false,
@@ -53,6 +59,7 @@ export const getDefaultAppState = (): Omit<
     multiElement: null,
     name: `${t("labels.untitled")}-${getDateTime()}`,
     openMenu: null,
+    openPopup: null,
     pasteDialog: { shown: false, data: null },
     previousSelectedElementIds: {},
     resizingElement: null,
@@ -62,7 +69,6 @@ export const getDefaultAppState = (): Omit<
     selectedElementIds: {},
     selectedGroupIds: {},
     selectionElement: null,
-    shouldAddWatermark: false,
     shouldCacheIgnoreZoom: false,
     showHelpDialog: false,
     showStats: false,
@@ -70,7 +76,6 @@ export const getDefaultAppState = (): Omit<
     suggestedBindings: [],
     toastMessage: null,
     viewBackgroundColor: oc.white,
-    width: window.innerWidth,
     zenModeEnabled: false,
     zoom: { value: 1 as NormalizedZoomValue, translation: { x: 0, y: 0 } },
     viewModeEnabled: false,
@@ -119,6 +124,7 @@ const APP_STATE_STORAGE_CONF = (<
   errorMessage: { browser: false, export: false },
   exportBackground: { browser: true, export: false },
   exportEmbedScene: { browser: true, export: false },
+  exportScale: { browser: true, export: false },
   exportWithDarkMode: { browser: true, export: false },
   fileHandle: { browser: false, export: false },
   gridSize: { browser: true, export: true },
@@ -134,6 +140,7 @@ const APP_STATE_STORAGE_CONF = (<
   offsetLeft: { browser: false, export: false },
   offsetTop: { browser: false, export: false },
   openMenu: { browser: true, export: false },
+  openPopup: { browser: false, export: false },
   pasteDialog: { browser: false, export: false },
   previousSelectedElementIds: { browser: true, export: false },
   resizingElement: { browser: false, export: false },
@@ -143,7 +150,6 @@ const APP_STATE_STORAGE_CONF = (<
   selectedElementIds: { browser: true, export: false },
   selectedGroupIds: { browser: true, export: false },
   selectionElement: { browser: false, export: false },
-  shouldAddWatermark: { browser: true, export: false },
   shouldCacheIgnoreZoom: { browser: true, export: false },
   showHelpDialog: { browser: false, export: false },
   showStats: { browser: true, export: false },

src/clipboard.ts

@@ -6,7 +6,6 @@ import { getSelectedElements } from "./scene";
 import { AppState } from "./types";
 import { SVG_EXPORT_TAG } from "./scene/export";
 import { tryParseSpreadsheet, Spreadsheet, VALID_SPREADSHEET } from "./charts";
-import { canvasToBlob } from "./data/blob";
 import { EXPORT_DATA_TYPES } from "./constants";
 
 type ElementsClipboard = {
@@ -14,6 +13,13 @@ type ElementsClipboard = {
   elements: ExcalidrawElement[];
 };
 
+export interface ClipboardData {
+  spreadsheet?: Spreadsheet;
+  elements?: readonly ExcalidrawElement[];
+  text?: string;
+  errorMessage?: string;
+}
+
 let CLIPBOARD = "";
 let PREFER_APP_CLIPBOARD = false;
 
@@ -110,12 +116,7 @@ const getSystemClipboard = async (
  */
 export const parseClipboard = async (
   event: ClipboardEvent | null,
-): Promise<{
-  spreadsheet?: Spreadsheet;
-  elements?: readonly ExcalidrawElement[];
-  text?: string;
-  errorMessage?: string;
-}> => {
+): Promise<ClipboardData> => {
   const systemClipboard = await getSystemClipboard(event);
 
   // if system clipboard empty, couldn't be resolved, or contains previously
@@ -150,8 +151,7 @@ export const parseClipboard = async (
   }
 };
 
-export const copyCanvasToClipboardAsPng = async (canvas: HTMLCanvasElement) => {
-  const blob = await canvasToBlob(canvas);
+export const copyBlobToClipboardAsPng = async (blob: Blob) => {
   await navigator.clipboard.write([
     new window.ClipboardItem({ "image/png": blob }),
   ]);

src/components/Actions.tsx

@@ -3,13 +3,14 @@ import { ActionManager } from "../actions/manager";
 import { getNonDeletedElements } from "../element";
 import { ExcalidrawElement } from "../element/types";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import {
   canChangeSharpness,
   canHaveArrowheads,
   getTargetElements,
   hasBackground,
-  hasStroke,
+  hasStrokeStyle,
+  hasStrokeWidth,
   hasText,
 } from "../scene";
 import { SHAPES } from "../shapes";
@@ -53,10 +54,17 @@ export const SelectedShapeActions = ({
       {showChangeBackgroundIcons && renderAction("changeBackgroundColor")}
       {showFillIcons && renderAction("changeFillStyle")}
 
-      {(hasStroke(elementType) ||
-        targetElements.some((element) => hasStroke(element.type))) && (
+      {(hasStrokeWidth(elementType) ||
+        targetElements.some((element) => hasStrokeWidth(element.type))) &&
+        renderAction("changeStrokeWidth")}
+
+      {(elementType === "freedraw" ||
+        targetElements.some((element) => element.type === "freedraw")) &&
+        renderAction("changeStrokeShape")}
+
+      {(hasStrokeStyle(elementType) ||
+        targetElements.some((element) => hasStrokeStyle(element.type))) && (
         <>
-          {renderAction("changeStrokeWidth")}
           {renderAction("changeStrokeStyle")}
           {renderAction("changeSloppiness")}
         </>
@@ -143,23 +151,14 @@ export const SelectedShapeActions = ({
   );
 };
 
-const LIBRARY_ICON = (
-  // fa-th-large
-  <svg viewBox="0 0 512 512">
-    <path d="M296 32h192c13.255 0 24 10.745 24 24v160c0 13.255-10.745 24-24 24H296c-13.255 0-24-10.745-24-24V56c0-13.255 10.745-24 24-24zm-80 0H24C10.745 32 0 42.745 0 56v160c0 13.255 10.745 24 24 24h192c13.255 0 24-10.745 24-24V56c0-13.255-10.745-24-24-24zM0 296v160c0 13.255 10.745 24 24 24h192c13.255 0 24-10.745 24-24V296c0-13.255-10.745-24-24-24H24c-13.255 0-24 10.745-24 24zm296 184h192c13.255 0 24-10.745 24-24V296c0-13.255-10.745-24-24-24H296c-13.255 0-24 10.745-24 24v160c0 13.255 10.745 24 24 24z" />
-  </svg>
-);
-
 export const ShapesSwitcher = ({
   canvas,
   elementType,
   setAppState,
-  isLibraryOpen,
 }: {
   canvas: HTMLCanvasElement | null;
   elementType: ExcalidrawElement["type"];
   setAppState: React.Component<any, AppState>["setState"];
-  isLibraryOpen: boolean;
 }) => (
   <>
     {SHAPES.map(({ value, icon, key }, index) => {
@@ -193,19 +192,6 @@ export const ShapesSwitcher = ({
         />
       );
     })}
-    <ToolButton
-      className="Shape ToolIcon_type_button__library"
-      type="button"
-      icon={LIBRARY_ICON}
-      name="editor-library"
-      keyBindingLabel="9"
-      aria-keyshortcuts="9"
-      title={`${capitalizeString(t("toolBar.library"))} — 9`}
-      aria-label={capitalizeString(t("toolBar.library"))}
-      onClick={() => {
-        setAppState({ isLibraryOpen: !isLibraryOpen });
-      }}
-    />
   </>
 );
 
@@ -218,12 +204,9 @@ export const ZoomActions = ({
 }) => (
   <Stack.Col gap={1}>
     <Stack.Row gap={1} align="center">
-      {renderAction("zoomIn")}
       {renderAction("zoomOut")}
+      {renderAction("zoomIn")}
       {renderAction("resetZoom")}
-      <div style={{ marginInlineStart: 4 }}>
-        {(zoom.value * 100).toFixed(0)}%
-      </div>
     </Stack.Row>
   </Stack.Col>
 );

src/components/ActiveFile.scss

@@ -0,0 +1,21 @@
+.excalidraw {
+  .ActiveFile {
+    .ActiveFile__fileName {
+      display: flex;
+      align-items: center;
+
+      span {
+        text-overflow: ellipsis;
+        overflow: hidden;
+        white-space: nowrap;
+        width: 9.3em;
+      }
+
+      svg {
+        width: 1.15em;
+        margin-inline-end: 0.3em;
+        transform: scaleY(0.9);
+      }
+    }
+  }
+}

src/components/ActiveFile.tsx

@@ -0,0 +1,28 @@
+import Stack from "../components/Stack";
+import { ToolButton } from "../components/ToolButton";
+import { save, file } from "../components/icons";
+import { t } from "../i18n";
+
+import "./ActiveFile.scss";
+
+type ActiveFileProps = {
+  fileName?: string;
+  onSave: () => void;
+};
+
+export const ActiveFile = ({ fileName, onSave }: ActiveFileProps) => (
+  <Stack.Row className="ActiveFile" gap={1} align="center">
+    <span className="ActiveFile__fileName">
+      {file}
+      <span>{fileName}</span>
+    </span>
+    <ToolButton
+      type="icon"
+      icon={save}
+      title={t("buttons.save")}
+      aria-label={t("buttons.save")}
+      onClick={onSave}
+      data-testid="save-button"
+    />
+  </Stack.Row>
+);

src/components/BackgroundPickerAndDarkModeToggle.tsx

@@ -1,7 +1,6 @@
 import React from "react";
 import { ActionManager } from "../actions/manager";
 import { AppState } from "../types";
-import { DarkModeToggle } from "./DarkModeToggle";
 
 export const BackgroundPickerAndDarkModeToggle = ({
   appState,
@@ -16,15 +15,6 @@ export const BackgroundPickerAndDarkModeToggle = ({
 }) => (
   <div style={{ display: "flex" }}>
     {actionManager.renderAction("changeViewBackgroundColor")}
-    {showThemeBtn && (
-      <div style={{ marginInlineStart: "0.25rem" }}>
-        <DarkModeToggle
-          value={appState.theme}
-          onChange={(theme) => {
-            setAppState({ theme });
-          }}
-        />
-      </div>
-    )}
+    {showThemeBtn && actionManager.renderAction("toggleTheme")}
   </div>
 );

src/components/ButtonIconCycle.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import clsx from "clsx";
 
 export const ButtonIconCycle = <T extends any>({
@@ -14,11 +13,11 @@ export const ButtonIconCycle = <T extends any>({
 }) => {
   const current = options.find((op) => op.value === value);
 
-  function cycle() {
+  const cycle = () => {
     const index = options.indexOf(current!);
     const next = (index + 1) % options.length;
     onChange(options[next].value);
-  }
+  };
 
   return (
     <label key={group} className={clsx({ active: current!.value !== null })}>

src/components/ButtonIconSelect.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import clsx from "clsx";
 
 // TODO: It might be "clever" to add option.icon to the existing component <ButtonSelect />

src/components/ButtonSelect.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import clsx from "clsx";
 
 export const ButtonSelect = <T extends Object>({

src/components/Card.scss

@@ -0,0 +1,53 @@
+@import "../css/variables.module";
+
+.excalidraw {
+  .Card {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+
+    max-width: 290px;
+
+    margin: 1em;
+
+    text-align: center;
+
+    .Card-icon {
+      font-size: 2.6em;
+      display: flex;
+      flex: 0 0 auto;
+      padding: 1.4rem;
+      border-radius: 50%;
+      background: var(--card-color);
+      color: $oc-white;
+
+      svg {
+        width: 2.8rem;
+        height: 2.8rem;
+      }
+    }
+
+    .Card-details {
+      font-size: 0.96em;
+      min-height: 90px;
+      padding: 0 1em;
+      margin-bottom: auto;
+    }
+
+    & .Card-button.ToolIcon_type_button {
+      height: 2.5rem;
+      margin-top: 1em;
+      margin-bottom: 0.3em;
+      background-color: var(--card-color);
+      &:hover {
+        background-color: var(--card-color-darker);
+      }
+      &:active {
+        background-color: var(--card-color-darkest);
+      }
+      .ToolIcon__label {
+        color: $oc-white;
+      }
+    }
+  }
+}

src/components/Card.tsx

@@ -0,0 +1,20 @@
+import OpenColor from "open-color";
+
+import "./Card.scss";
+
+export const Card: React.FC<{
+  color: keyof OpenColor;
+}> = ({ children, color }) => {
+  return (
+    <div
+      className="Card"
+      style={{
+        ["--card-color" as any]: OpenColor[color][7],
+        ["--card-color-darker" as any]: OpenColor[color][8],
+        ["--card-color-darkest" as any]: OpenColor[color][9],
+      }}
+    >
+      {children}
+    </div>
+  );
+};

src/components/CheckboxItem.scss

@@ -0,0 +1,89 @@
+@import "../css/variables.module";
+
+.excalidraw {
+  .Checkbox {
+    margin: 4px 0.3em;
+    display: flex;
+    align-items: center;
+
+    cursor: pointer;
+    user-select: none;
+
+    -webkit-tap-highlight-color: transparent;
+
+    &:hover:not(.is-checked) .Checkbox-box:not(:focus) {
+      box-shadow: 0 0 0 2px #{$oc-blue-4};
+    }
+
+    &:hover:not(.is-checked) .Checkbox-box:not(:focus) {
+      svg {
+        display: block;
+        opacity: 0.3;
+      }
+    }
+
+    &:active {
+      .Checkbox-box {
+        box-shadow: 0 0 2px 1px inset #{$oc-blue-7} !important;
+      }
+    }
+
+    &:hover {
+      .Checkbox-box {
+        background-color: fade-out($oc-blue-1, 0.8);
+      }
+    }
+
+    &.is-checked {
+      .Checkbox-box {
+        background-color: #{$oc-blue-1};
+        svg {
+          display: block;
+        }
+      }
+      &:hover .Checkbox-box {
+        background-color: #{$oc-blue-2};
+      }
+    }
+
+    .Checkbox-box {
+      width: 22px;
+      height: 22px;
+      padding: 0;
+      flex: 0 0 auto;
+
+      margin: 0 1em;
+
+      display: flex;
+      align-items: center;
+      justify-content: center;
+
+      box-shadow: 0 0 0 2px #{$oc-blue-7};
+      background-color: transparent;
+      border-radius: 4px;
+
+      color: #{$oc-blue-7};
+
+      &:focus {
+        box-shadow: 0 0 0 3px #{$oc-blue-7};
+      }
+
+      svg {
+        display: none;
+        width: 16px;
+        height: 16px;
+        stroke-width: 3px;
+      }
+    }
+
+    .Checkbox-label {
+      display: flex;
+      align-items: center;
+    }
+
+    .excalidraw-tooltip-icon {
+      width: 1em;
+      height: 1em;
+    }
+  }
+}

src/components/CheckboxItem.tsx

@@ -0,0 +1,27 @@
+import React from "react";
+import clsx from "clsx";
+import { checkIcon } from "./icons";
+
+import "./CheckboxItem.scss";
+
+export const CheckboxItem: React.FC<{
+  checked: boolean;
+  onChange: (checked: boolean) => void;
+}> = ({ children, checked, onChange }) => {
+  return (
+    <div
+      className={clsx("Checkbox", { "is-checked": checked })}
+      onClick={(event) => {
+        onChange(!checked);
+        ((event.currentTarget as HTMLDivElement).querySelector(
+          ".Checkbox-box",
+        ) as HTMLButtonElement).focus();
+      }}
+    >
+      <button className="Checkbox-box" role="checkbox" aria-checked={checked}>
+        {checkIcon}
+      </button>
+      <div className="Checkbox-label">{children}</div>
+    </div>
+  );
+};

src/components/CollabButton.tsx

@@ -1,8 +1,7 @@
-import React from "react";
 import clsx from "clsx";
 import { ToolButton } from "./ToolButton";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { users } from "./icons";
 
 import "./CollabButton.scss";

src/components/ColorPicker.scss

@@ -160,7 +160,7 @@
   }
 
   .color-picker-input {
-    width: 12ch; /* length of `transparent` + 1 */
+    width: 11ch; /* length of `transparent` */
     margin: 0;
     font-size: 1rem;
     background-color: var(--input-bg-color);
@@ -218,7 +218,7 @@
       left: 2px;
     }
 
-    @media #{$is-mobile-query} {
+    @include isMobile {
       display: none;
     }
   }

src/components/ColorPicker.tsx

@@ -1,5 +1,6 @@
 import React from "react";
 import { Popover } from "./Popover";
+import { isTransparent } from "../utils";
 
 import "./ColorPicker.scss";
 import { isArrowKey, KEYS } from "../keys";
@@ -14,7 +15,7 @@ const isValidColor = (color: string) => {
 };
 
 const getColor = (color: string): string | null => {
-  if (color === "transparent") {
+  if (isTransparent(color)) {
     return color;
   }
 
@@ -115,6 +116,7 @@ const Picker = ({
       onClose();
     }
     event.nativeEvent.stopImmediatePropagation();
+    event.stopPropagation();
   };
 
   return (
@@ -136,36 +138,41 @@ const Picker = ({
         }}
         tabIndex={0}
       >
-        {colors.map((_color, i) => (
-          <button
-            className="color-picker-swatch"
-            onClick={(event) => {
-              (event.currentTarget as HTMLButtonElement).focus();
-              onChange(_color);
-            }}
-            title={`${_color} — ${keyBindings[i].toUpperCase()}`}
-            aria-label={_color}
-            aria-keyshortcuts={keyBindings[i]}
-            style={{ color: _color }}
-            key={_color}
-            ref={(el) => {
-              if (el && i === 0) {
-                firstItem.current = el;
-              }
-              if (el && _color === color) {
-                activeItem.current = el;
-              }
-            }}
-            onFocus={() => {
-              onChange(_color);
-            }}
-          >
-            {_color === "transparent" ? (
-              <div className="color-picker-transparent"></div>
-            ) : undefined}
-            <span className="color-picker-keybinding">{keyBindings[i]}</span>
-          </button>
-        ))}
+        {colors.map((_color, i) => {
+          const _colorWithoutHash = _color.replace("#", "");
+          return (
+            <button
+              className="color-picker-swatch"
+              onClick={(event) => {
+                (event.currentTarget as HTMLButtonElement).focus();
+                onChange(_color);
+              }}
+              title={`${t(`colors.${_colorWithoutHash}`)}${
+                !isTransparent(_color) ? ` (${_color})` : ""
+              } — ${keyBindings[i].toUpperCase()}`}
+              aria-label={t(`colors.${_colorWithoutHash}`)}
+              aria-keyshortcuts={keyBindings[i]}
+              style={{ color: _color }}
+              key={_color}
+              ref={(el) => {
+                if (el && i === 0) {
+                  firstItem.current = el;
+                }
+                if (el && _color === color) {
+                  activeItem.current = el;
+                }
+              }}
+              onFocus={() => {
+                onChange(_color);
+              }}
+            >
+              {isTransparent(_color) ? (
+                <div className="color-picker-transparent"></div>
+              ) : undefined}
+              <span className="color-picker-keybinding">{keyBindings[i]}</span>
+            </button>
+          );
+        })}
         {showInput && (
           <ColorInput
             color={color}
@@ -237,13 +244,16 @@ export const ColorPicker = ({
   color,
   onChange,
   label,
+  isActive,
+  setActive,
 }: {
   type: "canvasBackground" | "elementBackground" | "elementStroke";
   color: string | null;
   onChange: (color: string) => void;
   label: string;
+  isActive: boolean;
+  setActive: (active: boolean) => void;
 }) => {
-  const [isActive, setActive] = React.useState(false);
   const pickerButton = React.useRef<HTMLButtonElement>(null);
 
   return (

src/components/ContextMenu.scss

@@ -76,7 +76,7 @@
     z-index: 1;
   }
 
-  @media #{$is-mobile-query} {
+  @include isMobile {
     .context-menu-option {
       display: block;
 

src/components/ContextMenu.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { render, unmountComponentAtNode } from "react-dom";
 import clsx from "clsx";
 import { Popover } from "./Popover";
@@ -32,67 +31,63 @@ const ContextMenu = ({
   actionManager,
   appState,
 }: ContextMenuProps) => {
-  const isDarkTheme = !!document
-    .querySelector(".excalidraw")
-    ?.classList.contains("theme--dark");
   return (
-    <div
-      className={clsx("excalidraw", {
-        "theme--dark theme--dark-background-none": isDarkTheme,
-      })}
+    <Popover
+      onCloseRequest={onCloseRequest}
+      top={top}
+      left={left}
+      fitInViewport={true}
     >
-      <Popover
-        onCloseRequest={onCloseRequest}
-        top={top}
-        left={left}
-        fitInViewport={true}
+      <ul
+        className="context-menu"
+        onContextMenu={(event) => event.preventDefault()}
       >
-        <ul
-          className="context-menu"
-          onContextMenu={(event) => event.preventDefault()}
-        >
-          {options.map((option, idx) => {
-            if (option === "separator") {
-              return <hr key={idx} className="context-menu-option-separator" />;
-            }
+        {options.map((option, idx) => {
+          if (option === "separator") {
+            return <hr key={idx} className="context-menu-option-separator" />;
+          }
 
-            const actionName = option.name;
-            const label = option.contextItemLabel
-              ? t(option.contextItemLabel)
-              : "";
-            return (
-              <li key={idx} data-testid={actionName} onClick={onCloseRequest}>
-                <button
-                  className={clsx("context-menu-option", {
-                    dangerous: actionName === "deleteSelectedElements",
-                    checkmark: option.checked?.(appState),
-                  })}
-                  onClick={() => actionManager.executeAction(option)}
-                >
-                  <div className="context-menu-option__label">{label}</div>
-                  <kbd className="context-menu-option__shortcut">
-                    {actionName
-                      ? getShortcutFromShortcutName(actionName as ShortcutName)
-                      : ""}
-                  </kbd>
-                </button>
-              </li>
-            );
-          })}
-        </ul>
-      </Popover>
-    </div>
+          const actionName = option.name;
+          const label = option.contextItemLabel
+            ? t(option.contextItemLabel)
+            : "";
+          return (
+            <li key={idx} data-testid={actionName} onClick={onCloseRequest}>
+              <button
+                className={clsx("context-menu-option", {
+                  dangerous: actionName === "deleteSelectedElements",
+                  checkmark: option.checked?.(appState),
+                })}
+                onClick={() => actionManager.executeAction(option)}
+              >
+                <div className="context-menu-option__label">{label}</div>
+                <kbd className="context-menu-option__shortcut">
+                  {actionName
+                    ? getShortcutFromShortcutName(actionName as ShortcutName)
+                    : ""}
+                </kbd>
+              </button>
+            </li>
+          );
+        })}
+      </ul>
+    </Popover>
   );
 };
 
-let contextMenuNode: HTMLDivElement;
-const getContextMenuNode = (): HTMLDivElement => {
+const contextMenuNodeByContainer = new WeakMap<HTMLElement, HTMLDivElement>();
+
+const getContextMenuNode = (container: HTMLElement): HTMLDivElement => {
+  let contextMenuNode = contextMenuNodeByContainer.get(container);
   if (contextMenuNode) {
     return contextMenuNode;
   }
-  const div = document.createElement("div");
-  document.body.appendChild(div);
-  return (contextMenuNode = div);
+  contextMenuNode = document.createElement("div");
+  container
+    .querySelector(".excalidraw-contextMenuContainer")!
+    .appendChild(contextMenuNode);
+  contextMenuNodeByContainer.set(container, contextMenuNode);
+  return contextMenuNode;
 };
 
 type ContextMenuParams = {
@@ -101,10 +96,16 @@ type ContextMenuParams = {
   left: ContextMenuProps["left"];
   actionManager: ContextMenuProps["actionManager"];
   appState: Readonly<AppState>;
+  container: HTMLElement;
 };
 
-const handleClose = () => {
-  unmountComponentAtNode(getContextMenuNode());
+const handleClose = (container: HTMLElement) => {
+  const contextMenuNode = contextMenuNodeByContainer.get(container);
+  if (contextMenuNode) {
+    unmountComponentAtNode(contextMenuNode);
+    contextMenuNode.remove();
+    contextMenuNodeByContainer.delete(container);
+  }
 };
 
 export default {
@@ -121,11 +122,11 @@ export default {
           top={params.top}
           left={params.left}
           options={options}
-          onCloseRequest={handleClose}
+          onCloseRequest={() => handleClose(params.container)}
           actionManager={params.actionManager}
           appState={params.appState}
         />,
-        getContextMenuNode(),
+        getContextMenuNode(params.container),
       );
     }
   },

src/components/DarkModeToggle.tsx

@@ -1,42 +1,32 @@
 import "./ToolIcon.scss";
 
-import React from "react";
 import { t } from "../i18n";
-
-export type Appearence = "light" | "dark";
+import { ToolButton } from "./ToolButton";
+import { THEME } from "../constants";
+import { Theme } from "../element/types";
 
 // We chose to use only explicit toggle and not a third option for system value,
 // but this could be added in the future.
 export const DarkModeToggle = (props: {
-  value: Appearence;
-  onChange: (value: Appearence) => void;
+  value: Theme;
+  onChange: (value: Theme) => void;
   title?: string;
 }) => {
-  const title = props.title
-    ? props.title
-    : props.value === "dark"
-    ? t("buttons.lightMode")
-    : t("buttons.darkMode");
+  const title =
+    props.title ||
+    (props.value === "dark" ? t("buttons.lightMode") : t("buttons.darkMode"));
 
   return (
-    <label
-      className="ToolIcon ToolIcon_type_floating ToolIcon_size_M"
-      data-testid="toggle-dark-mode"
+    <ToolButton
+      type="icon"
+      icon={props.value === THEME.LIGHT ? ICONS.MOON : ICONS.SUN}
       title={title}
-    >
-      <input
-        className="ToolIcon_type_checkbox ToolIcon_toggle_opaque"
-        type="checkbox"
-        onChange={(event) =>
-          props.onChange(event.target.checked ? "dark" : "light")
-        }
-        checked={props.value === "dark"}
-        aria-label={title}
-      />
-      <div className="ToolIcon__icon">
-        {props.value === "light" ? ICONS.MOON : ICONS.SUN}
-      </div>
-    </label>
+      aria-label={title}
+      onClick={() =>
+        props.onChange(props.value === THEME.DARK ? THEME.LIGHT : THEME.DARK)
+      }
+      data-testid="toggle-dark-mode"
+    />
   );
 };
 

src/components/Dialog.scss

@@ -31,7 +31,7 @@
     padding: 0 16px 16px;
   }
 
-  @media #{$is-mobile-query} {
+  @include isMobile {
     .Dialog {
       --metric: calc(var(--space-factor) * 4);
       --inset-left: #{"max(var(--metric), var(--sal))"};

src/components/Dialog.tsx

@@ -1,13 +1,14 @@
 import clsx from "clsx";
-import React, { useEffect } from "react";
+import React, { useEffect, useState } from "react";
 import { useCallbackRefState } from "../hooks/useCallbackRefState";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useExcalidrawContainer, useIsMobile } from "../components/App";
 import { KEYS } from "../keys";
 import "./Dialog.scss";
 import { back, close } from "./icons";
 import { Island } from "./Island";
 import { Modal } from "./Modal";
+import { AppState } from "../types";
 
 export const Dialog = (props: {
   children: React.ReactNode;
@@ -16,8 +17,11 @@ export const Dialog = (props: {
   onCloseRequest(): void;
   title: React.ReactNode;
   autofocus?: boolean;
+  theme?: AppState["theme"];
 }) => {
   const [islandNode, setIslandNode] = useCallbackRefState<HTMLDivElement>();
+  const [lastActiveElement] = useState(document.activeElement);
+  const { id } = useExcalidrawContainer();
 
   useEffect(() => {
     if (!islandNode) {
@@ -65,19 +69,25 @@ export const Dialog = (props: {
     return focusableElements ? Array.from(focusableElements) : [];
   };
 
+  const onClose = () => {
+    (lastActiveElement as HTMLElement).focus();
+    props.onCloseRequest();
+  };
+
   return (
     <Modal
       className={clsx("Dialog", props.className)}
       labelledBy="dialog-title"
       maxWidth={props.small ? 550 : 800}
-      onCloseRequest={props.onCloseRequest}
+      onCloseRequest={onClose}
+      theme={props.theme}
     >
       <Island ref={setIslandNode}>
-        <h2 id="dialog-title" className="Dialog__title">
+        <h2 id={`${id}-dialog-title`} className="Dialog__title">
           <span className="Dialog__titleContent">{props.title}</span>
           <button
             className="Modal__close"
-            onClick={props.onCloseRequest}
+            onClick={onClose}
             aria-label={t("buttons.close")}
           >
             {useIsMobile() ? back : close}

src/components/ErrorDialog.tsx

@@ -2,6 +2,7 @@ import React, { useState } from "react";
 import { t } from "../i18n";
 
 import { Dialog } from "./Dialog";
+import { useExcalidrawContainer } from "./App";
 
 export const ErrorDialog = ({
   message,
@@ -11,6 +12,7 @@ export const ErrorDialog = ({
   onClose?: () => void;
 }) => {
   const [modalIsShown, setModalIsShown] = useState(!!message);
+  const { container: excalidrawContainer } = useExcalidrawContainer();
 
   const handleClose = React.useCallback(() => {
     setModalIsShown(false);
@@ -18,7 +20,9 @@ export const ErrorDialog = ({
     if (onClose) {
       onClose();
     }
-  }, [onClose]);
+    // TODO: Fix the A11y issues so this is never needed since we should always focus on last active element
+    excalidrawContainer?.focus();
+  }, [onClose, excalidrawContainer]);
 
   return (
     <>
@@ -28,14 +32,7 @@ export const ErrorDialog = ({
           onCloseRequest={handleClose}
           title={t("errorDialog.title")}
         >
-          <div>
-            {message.split("\n").map((line) => (
-              <>
-                {line}
-                <br />
-              </>
-            ))}
-          </div>
+          <div style={{ whiteSpace: "pre-wrap" }}>{message}</div>
         </Dialog>
       )}
     </>

src/components/ExportDialog.scss

@@ -28,34 +28,7 @@
     justify-content: space-between;
   }
 
-  .ExportDialog__name {
-    grid-column: project-name;
-    margin: auto;
-    display: flex;
-    align-items: center;
-
-    .TextInput {
-      height: calc(1rem - 3px);
-      width: 200px;
-      overflow: hidden;
-      text-align: center;
-      margin-left: 8px;
-      text-overflow: ellipsis;
-
-      &--readonly {
-        background: none;
-        border: none;
-        &:hover {
-          background: none;
-        }
-        width: auto;
-        max-width: 200px;
-        padding-left: 2px;
-      }
-    }
-  }
-
-  @media #{$is-mobile-query} {
+  @include isMobile {
     .ExportDialog {
       display: flex;
       flex-direction: column;
@@ -84,4 +57,63 @@
       overflow-y: auto;
     }
   }
+
+  .ExportDialog--json {
+    .ExportDialog-cards {
+      display: grid;
+      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+      justify-items: center;
+      row-gap: 2em;
+
+      @media (max-width: 460px) {
+        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
+        .Card-details {
+          min-height: 40px;
+        }
+      }
+
+      .ProjectName {
+        width: fit-content;
+        margin: 1em auto;
+        align-items: flex-start;
+        flex-direction: column;
+
+        .TextInput {
+          width: auto;
+        }
+      }
+
+      .ProjectName-label {
+        margin: 0.625em 0;
+        font-weight: bold;
+      }
+    }
+  }
+
+  button.ExportDialog-imageExportButton {
+    width: 5rem;
+    height: 5rem;
+    margin: 0 0.2em;
+
+    border-radius: 1rem;
+    background-color: var(--button-color);
+    box-shadow: 0 3px 5px -1px rgba(0, 0, 0, 0.28),
+      0 6px 10px 0 rgba(0, 0, 0, 0.14);
+
+    font-family: Cascadia;
+    font-size: 1.8em;
+    color: $oc-white;
+
+    &:hover {
+      background-color: var(--button-color-darker);
+    }
+    &:active {
+      background-color: var(--button-color-darkest);
+      box-shadow: none;
+    }
+
+    svg {
+      width: 0.9em;
+    }
+  }
 }

src/components/FixedSideContainer.scss

@@ -1,6 +1,5 @@
 .excalidraw {
   .FixedSideContainer {
-    --margin: 0.25rem;
     position: absolute;
     pointer-events: none;
   }
@@ -10,9 +9,9 @@
   }
 
   .FixedSideContainer_side_top {
-    left: var(--margin);
-    top: var(--margin);
-    right: var(--margin);
+    left: var(--space-factor);
+    top: var(--space-factor);
+    right: var(--space-factor);
     z-index: 2;
   }
 
@@ -23,16 +22,16 @@
 
 /* TODO: if these are used, make sure to implement RTL support
 .FixedSideContainer_side_left {
-  left: var(--margin);
-  top: var(--margin);
-  bottom: var(--margin);
+  left: var(--space-factor);
+  top: var(--space-factor);
+  bottom: var(--space-factor);
   z-index: 1;
 }
 
 .FixedSideContainer_side_right {
-  right: var(--margin);
-  top: var(--margin);
-  bottom: var(--margin);
+  right: var(--space-factor);
+  top: var(--space-factor);
+  bottom: var(--space-factor);
   z-index: 3;
 }
 */

src/components/HelpDialog.tsx

@@ -153,10 +153,17 @@ export const HelpDialog = ({ onClose }: { onClose?: () => void }) => {
                 <Shortcut label={t("toolBar.arrow")} shortcuts={["A", "5"]} />
                 <Shortcut label={t("toolBar.line")} shortcuts={["P", "6"]} />
                 <Shortcut
-                  label={t("toolBar.draw")}
+                  label={t("toolBar.freedraw")}
                   shortcuts={["Shift+P", "7"]}
                 />
                 <Shortcut label={t("toolBar.text")} shortcuts={["T", "8"]} />
+                <Shortcut
+                  label={t("helpDialog.editSelectedShape")}
+                  shortcuts={[
+                    getShortcutKey("Enter"),
+                    t("helpDialog.doubleClick"),
+                  ]}
+                />
                 <Shortcut
                   label={t("helpDialog.textNewLine")}
                   shortcuts={[
@@ -231,6 +238,14 @@ export const HelpDialog = ({ onClose }: { onClose?: () => void }) => {
                   label={t("labels.viewMode")}
                   shortcuts={[getShortcutKey("Alt+R")]}
                 />
+                <Shortcut
+                  label={t("labels.toggleTheme")}
+                  shortcuts={[getShortcutKey("Alt+Shift+D")]}
+                />
+                <Shortcut
+                  label={t("stats.title")}
+                  shortcuts={[getShortcutKey("Alt+/")]}
+                />
               </ShortcutIsland>
             </Column>
             <Column>
@@ -349,6 +364,22 @@ export const HelpDialog = ({ onClose }: { onClose?: () => void }) => {
                   label={t("labels.ungroup")}
                   shortcuts={[getShortcutKey("CtrlOrCmd+Shift+G")]}
                 />
+                <Shortcut
+                  label={t("labels.flipHorizontal")}
+                  shortcuts={[getShortcutKey("Shift+H")]}
+                />
+                <Shortcut
+                  label={t("labels.flipVertical")}
+                  shortcuts={[getShortcutKey("Shift+V")]}
+                />
+                <Shortcut
+                  label={t("labels.showStroke")}
+                  shortcuts={[getShortcutKey("S")]}
+                />
+                <Shortcut
+                  label={t("labels.showBackground")}
+                  shortcuts={[getShortcutKey("G")]}
+                />
               </ShortcutIsland>
             </Column>
           </Columns>

src/components/HelpIcon.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { questionCircle } from "../components/icons";
 
 type HelpIconProps = {

src/components/HintViewer.scss

@@ -19,7 +19,7 @@ $wide-viewport-width: 1000px;
     color: $oc-gray-6;
     font-size: 0.8rem;
 
-    @media #{$is-mobile-query} {
+    @include isMobile {
       position: static;
       padding-right: 2em;
     }

src/components/HintViewer.tsx

@@ -1,11 +1,10 @@
-import React from "react";
 import { t } from "../i18n";
 import { NonDeletedExcalidrawElement } from "../element/types";
 import { getSelectedElements } from "../scene";
 
 import "./HintViewer.scss";
 import { AppState } from "../types";
-import { isLinearElement } from "../element/typeChecks";
+import { isLinearElement, isTextElement } from "../element/typeChecks";
 import { getShortcutKey } from "../utils";
 
 interface Hint {
@@ -23,7 +22,7 @@ const getHints = ({ appState, elements }: Hint) => {
     return t("hints.linearElementMulti");
   }
 
-  if (elementType === "draw") {
+  if (elementType === "freedraw") {
     return t("hints.freeDraw");
   }
 
@@ -57,6 +56,14 @@ const getHints = ({ appState, elements }: Hint) => {
     return t("hints.lineEditor_info");
   }
 
+  if (selectedElements.length === 1 && isTextElement(selectedElements[0])) {
+    return t("hints.text_selected");
+  }
+
+  if (appState.editingElement && isTextElement(appState.editingElement)) {
+    return t("hints.text_editing");
+  }
+
   return null;
 };
 

src/components/IconPicker.scss

@@ -111,7 +111,7 @@
     :root[dir="rtl"] & {
       left: 2px;
     }
-    @media #{$is-mobile-query} {
+    @include isMobile {
       display: none;
     }
   }

src/components/IconPicker.tsx

@@ -88,6 +88,7 @@ function Picker<T>({
       onClose();
     }
     event.nativeEvent.stopImmediatePropagation();
+    event.stopPropagation();
   };
 
   return (

src/components/ImageExportDialog.tsx

@@ -6,18 +6,19 @@ import { canvasToBlob } from "../data/blob";
 import { NonDeletedExcalidrawElement } from "../element/types";
 import { CanvasError } from "../errors";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "./App";
 import { getSelectedElements, isSomeElementSelected } from "../scene";
-import { exportToCanvas, getExportSize } from "../scene/export";
+import { exportToCanvas } from "../scene/export";
 import { AppState } from "../types";
 import { Dialog } from "./Dialog";
-import "./ExportDialog.scss";
-import { clipboard, exportFile, link } from "./icons";
+import { clipboard, exportImage } from "./icons";
 import Stack from "./Stack";
 import { ToolButton } from "./ToolButton";
-
-const scales = [1, 2, 3];
-const defaultScale = scales.includes(devicePixelRatio) ? devicePixelRatio : 1;
+import "./ExportDialog.scss";
+import OpenColor from "open-color";
+import { CheckboxItem } from "./CheckboxItem";
+import { DEFAULT_EXPORT_PADDING } from "../constants";
+import { nativeFileSystemSupported } from "../data/filesystem";
 
 const supportsContextFilters =
   "filter" in document.createElement("canvas").getContext("2d")!;
@@ -52,15 +53,37 @@ export type ExportCB = (
   scale?: number,
 ) => void;
 
-const ExportModal = ({
+const ExportButton: React.FC<{
+  color: keyof OpenColor;
+  onClick: () => void;
+  title: string;
+  shade?: number;
+}> = ({ children, title, onClick, color, shade = 6 }) => {
+  return (
+    <button
+      className="ExportDialog-imageExportButton"
+      style={{
+        ["--button-color" as any]: OpenColor[color][shade],
+        ["--button-color-darker" as any]: OpenColor[color][shade + 1],
+        ["--button-color-darkest" as any]: OpenColor[color][shade + 2],
+      }}
+      title={title}
+      aria-label={title}
+      onClick={onClick}
+    >
+      {children}
+    </button>
+  );
+};
+
+const ImageExportModal = ({
   elements,
   appState,
-  exportPadding = 10,
+  exportPadding = DEFAULT_EXPORT_PADDING,
   actionManager,
   onExportToPng,
   onExportToSvg,
   onExportToClipboard,
-  onExportToBackend,
 }: {
   appState: AppState;
   elements: readonly NonDeletedExcalidrawElement[];
@@ -69,18 +92,12 @@ const ExportModal = ({
   onExportToPng: ExportCB;
   onExportToSvg: ExportCB;
   onExportToClipboard: ExportCB;
-  onExportToBackend?: ExportCB;
   onCloseRequest: () => void;
 }) => {
   const someElementIsSelected = isSomeElementSelected(elements, appState);
-  const [scale, setScale] = useState(defaultScale);
   const [exportSelected, setExportSelected] = useState(someElementIsSelected);
   const previewRef = useRef<HTMLDivElement>(null);
-  const {
-    exportBackground,
-    viewBackgroundColor,
-    shouldAddWatermark,
-  } = appState;
+  const { exportBackground, viewBackgroundColor } = appState;
 
   const exportedElements = exportSelected
     ? getSelectedElements(elements, appState)
@@ -100,8 +117,6 @@ const ExportModal = ({
         exportBackground,
         viewBackgroundColor,
         exportPadding,
-        scale,
-        shouldAddWatermark,
       });
 
       // if converting to blob fails, there's some problem that will
@@ -124,8 +139,6 @@ const ExportModal = ({
     exportBackground,
     exportPadding,
     viewBackgroundColor,
-    scale,
-    shouldAddWatermark,
   ]);
 
   return (
@@ -133,106 +146,85 @@ const ExportModal = ({
       <div className="ExportDialog__preview" ref={previewRef} />
       {supportsContextFilters &&
         actionManager.renderAction("exportWithDarkMode")}
-      <Stack.Col gap={2} align="center">
-        <div className="ExportDialog__actions">
-          <Stack.Row gap={2}>
-            <ToolButton
-              type="button"
-              label="PNG"
-              title={t("buttons.exportToPng")}
-              aria-label={t("buttons.exportToPng")}
-              onClick={() => onExportToPng(exportedElements, scale)}
-            />
-            <ToolButton
-              type="button"
-              label="SVG"
-              title={t("buttons.exportToSvg")}
-              aria-label={t("buttons.exportToSvg")}
-              onClick={() => onExportToSvg(exportedElements, scale)}
-            />
-            {probablySupportsClipboardBlob && (
-              <ToolButton
-                type="button"
-                icon={clipboard}
-                title={t("buttons.copyPngToClipboard")}
-                aria-label={t("buttons.copyPngToClipboard")}
-                onClick={() => onExportToClipboard(exportedElements, scale)}
-              />
-            )}
-            {onExportToBackend && (
-              <ToolButton
-                type="button"
-                icon={link}
-                title={t("buttons.getShareableLink")}
-                aria-label={t("buttons.getShareableLink")}
-                onClick={() => onExportToBackend(exportedElements)}
-              />
-            )}
-          </Stack.Row>
-          <div className="ExportDialog__name">
-            {actionManager.renderAction("changeProjectName")}
-          </div>
-          <Stack.Row gap={2}>
-            {scales.map((s) => {
-              const [width, height] = getExportSize(
-                exportedElements,
-                exportPadding,
-                shouldAddWatermark,
-                s,
-              );
-
-              const scaleButtonTitle = `${t(
-                "buttons.scale",
-              )} ${s}x (${width}x${height})`;
-
-              return (
-                <ToolButton
-                  key={s}
-                  size="s"
-                  type="radio"
-                  icon={`${s}x`}
-                  name="export-canvas-scale"
-                  title={scaleButtonTitle}
-                  aria-label={scaleButtonTitle}
-                  id="export-canvas-scale"
-                  checked={s === scale}
-                  onChange={() => setScale(s)}
-                />
-              );
-            })}
-          </Stack.Row>
-        </div>
-        {actionManager.renderAction("changeExportBackground")}
-        {someElementIsSelected && (
-          <div>
-            <label>
-              <input
-                type="checkbox"
-                checked={exportSelected}
-                onChange={(event) =>
-                  setExportSelected(event.currentTarget.checked)
-                }
-              />{" "}
+      <div style={{ display: "grid", gridTemplateColumns: "1fr" }}>
+        <div
+          style={{
+            display: "grid",
+            gridTemplateColumns: "repeat(auto-fit, minmax(190px, 1fr))",
+            // dunno why this is needed, but when the items wrap it creates
+            // an overflow
+            overflow: "hidden",
+          }}
+        >
+          {actionManager.renderAction("changeExportBackground")}
+          {someElementIsSelected && (
+            <CheckboxItem
+              checked={exportSelected}
+              onChange={(checked) => setExportSelected(checked)}
+            >
               {t("labels.onlySelected")}
-            </label>
-          </div>
+            </CheckboxItem>
+          )}
+          {actionManager.renderAction("changeExportEmbedScene")}
+        </div>
+      </div>
+      <div style={{ display: "flex", alignItems: "center", marginTop: ".6em" }}>
+        <Stack.Row gap={2}>
+          {actionManager.renderAction("changeExportScale")}
+        </Stack.Row>
+        <p style={{ marginLeft: "1em", userSelect: "none" }}>Scale</p>
+      </div>
+      <div
+        style={{
+          display: "flex",
+          alignItems: "center",
+          justifyContent: "center",
+          margin: ".6em 0",
+        }}
+      >
+        {!nativeFileSystemSupported &&
+          actionManager.renderAction("changeProjectName")}
+      </div>
+      <Stack.Row gap={2} justifyContent="center" style={{ margin: "2em 0" }}>
+        <ExportButton
+          color="indigo"
+          title={t("buttons.exportToPng")}
+          aria-label={t("buttons.exportToPng")}
+          onClick={() => onExportToPng(exportedElements)}
+        >
+          PNG
+        </ExportButton>
+        <ExportButton
+          color="red"
+          title={t("buttons.exportToSvg")}
+          aria-label={t("buttons.exportToSvg")}
+          onClick={() => onExportToSvg(exportedElements)}
+        >
+          SVG
+        </ExportButton>
+        {probablySupportsClipboardBlob && (
+          <ExportButton
+            title={t("buttons.copyPngToClipboard")}
+            onClick={() => onExportToClipboard(exportedElements)}
+            color="gray"
+            shade={7}
+          >
+            {clipboard}
+          </ExportButton>
         )}
-        {actionManager.renderAction("changeExportEmbedScene")}
-        {actionManager.renderAction("changeShouldAddWatermark")}
-      </Stack.Col>
+      </Stack.Row>
     </div>
   );
 };
 
-export const ExportDialog = ({
+export const ImageExportDialog = ({
   elements,
   appState,
-  exportPadding = 10,
+  exportPadding = DEFAULT_EXPORT_PADDING,
   actionManager,
   onExportToPng,
   onExportToSvg,
   onExportToClipboard,
-  onExportToBackend,
 }: {
   appState: AppState;
   elements: readonly NonDeletedExcalidrawElement[];
@@ -241,14 +233,11 @@ export const ExportDialog = ({
   onExportToPng: ExportCB;
   onExportToSvg: ExportCB;
   onExportToClipboard: ExportCB;
-  onExportToBackend?: ExportCB;
 }) => {
   const [modalIsShown, setModalIsShown] = useState(false);
-  const triggerButton = useRef<HTMLButtonElement>(null);
 
   const handleClose = React.useCallback(() => {
     setModalIsShown(false);
-    triggerButton.current?.focus();
   }, []);
 
   return (
@@ -257,17 +246,16 @@ export const ExportDialog = ({
         onClick={() => {
           setModalIsShown(true);
         }}
-        data-testid="export-button"
-        icon={exportFile}
+        data-testid="image-export-button"
+        icon={exportImage}
         type="button"
-        aria-label={t("buttons.export")}
+        aria-label={t("buttons.exportImage")}
         showAriaLabel={useIsMobile()}
-        title={t("buttons.export")}
-        ref={triggerButton}
+        title={t("buttons.exportImage")}
       />
       {modalIsShown && (
-        <Dialog onCloseRequest={handleClose} title={t("buttons.export")}>
-          <ExportModal
+        <Dialog onCloseRequest={handleClose} title={t("buttons.exportImage")}>
+          <ImageExportModal
             elements={elements}
             appState={appState}
             exportPadding={exportPadding}
@@ -275,7 +263,6 @@ export const ExportDialog = ({
             onExportToPng={onExportToPng}
             onExportToSvg={onExportToSvg}
             onExportToClipboard={onExportToClipboard}
-            onExportToBackend={onExportToBackend}
             onCloseRequest={handleClose}
           />
         </Dialog>

src/components/InitializeApp.tsx

@@ -1,30 +1,25 @@
-import React from "react";
+import React, { useEffect, useState } from "react";
 
 import { LoadingMessage } from "./LoadingMessage";
 import { defaultLang, Language, languages, setLanguage } from "../i18n";
 
 interface Props {
   langCode: Language["code"];
+  children: React.ReactElement;
 }
-interface State {
-  isLoading: boolean;
-}
-export class InitializeApp extends React.Component<Props, State> {
-  public state: { isLoading: boolean } = {
-    isLoading: true,
-  };
 
-  async componentDidMount() {
+export const InitializeApp = (props: Props) => {
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    const updateLang = async () => {
+      await setLanguage(currentLang);
+    };
     const currentLang =
-      languages.find((lang) => lang.code === this.props.langCode) ||
-      defaultLang;
-    await setLanguage(currentLang);
-    this.setState({
-      isLoading: false,
-    });
-  }
+      languages.find((lang) => lang.code === props.langCode) || defaultLang;
+    updateLang();
+    setLoading(false);
+  }, [props.langCode]);
 
-  public render() {
-    return this.state.isLoading ? <LoadingMessage /> : this.props.children;
-  }
-}
+  return loading ? <LoadingMessage /> : props.children;
+};

src/components/Island.scss

@@ -2,7 +2,6 @@
   .Island {
     --padding: 0;
     background-color: var(--island-bg-color);
-    backdrop-filter: saturate(100%) blur(10px);
     box-shadow: var(--shadow-island);
     border-radius: 4px;
     padding: calc(var(--padding) * var(--space-factor));

src/components/JSONExportDialog.tsx

@@ -0,0 +1,128 @@
+import React, { useState } from "react";
+import { ActionsManagerInterface } from "../actions/types";
+import { NonDeletedExcalidrawElement } from "../element/types";
+import { t } from "../i18n";
+import { useIsMobile } from "./App";
+import { AppState, ExportOpts } from "../types";
+import { Dialog } from "./Dialog";
+import { exportFile, exportToFileIcon, link } from "./icons";
+import { ToolButton } from "./ToolButton";
+import { actionSaveFileToDisk } from "../actions/actionExport";
+import { Card } from "./Card";
+
+import "./ExportDialog.scss";
+import { nativeFileSystemSupported } from "../data/filesystem";
+
+export type ExportCB = (
+  elements: readonly NonDeletedExcalidrawElement[],
+  scale?: number,
+) => void;
+
+const JSONExportModal = ({
+  elements,
+  appState,
+  actionManager,
+  exportOpts,
+  canvas,
+}: {
+  appState: AppState;
+  elements: readonly NonDeletedExcalidrawElement[];
+  actionManager: ActionsManagerInterface;
+  onCloseRequest: () => void;
+  exportOpts: ExportOpts;
+  canvas: HTMLCanvasElement | null;
+}) => {
+  const { onExportToBackend } = exportOpts;
+  return (
+    <div className="ExportDialog ExportDialog--json">
+      <div className="ExportDialog-cards">
+        {exportOpts.saveFileToDisk && (
+          <Card color="lime">
+            <div className="Card-icon">{exportToFileIcon}</div>
+            <h2>{t("exportDialog.disk_title")}</h2>
+            <div className="Card-details">
+              {t("exportDialog.disk_details")}
+              {!nativeFileSystemSupported &&
+                actionManager.renderAction("changeProjectName")}
+            </div>
+            <ToolButton
+              className="Card-button"
+              type="button"
+              title={t("exportDialog.disk_button")}
+              aria-label={t("exportDialog.disk_button")}
+              showAriaLabel={true}
+              onClick={() => {
+                actionManager.executeAction(actionSaveFileToDisk);
+              }}
+            />
+          </Card>
+        )}
+        {onExportToBackend && (
+          <Card color="pink">
+            <div className="Card-icon">{link}</div>
+            <h2>{t("exportDialog.link_title")}</h2>
+            <div className="Card-details">{t("exportDialog.link_details")}</div>
+            <ToolButton
+              className="Card-button"
+              type="button"
+              title={t("exportDialog.link_button")}
+              aria-label={t("exportDialog.link_button")}
+              showAriaLabel={true}
+              onClick={() => onExportToBackend(elements, appState, canvas)}
+            />
+          </Card>
+        )}
+        {exportOpts.renderCustomUI &&
+          exportOpts.renderCustomUI(elements, appState, canvas)}
+      </div>
+    </div>
+  );
+};
+
+export const JSONExportDialog = ({
+  elements,
+  appState,
+  actionManager,
+  exportOpts,
+  canvas,
+}: {
+  appState: AppState;
+  elements: readonly NonDeletedExcalidrawElement[];
+  actionManager: ActionsManagerInterface;
+  exportOpts: ExportOpts;
+  canvas: HTMLCanvasElement | null;
+}) => {
+  const [modalIsShown, setModalIsShown] = useState(false);
+
+  const handleClose = React.useCallback(() => {
+    setModalIsShown(false);
+  }, []);
+
+  return (
+    <>
+      <ToolButton
+        onClick={() => {
+          setModalIsShown(true);
+        }}
+        data-testid="json-export-button"
+        icon={exportFile}
+        type="button"
+        aria-label={t("buttons.export")}
+        showAriaLabel={useIsMobile()}
+        title={t("buttons.export")}
+      />
+      {modalIsShown && (
+        <Dialog onCloseRequest={handleClose} title={t("buttons.export")}>
+          <JSONExportModal
+            elements={elements}
+            appState={appState}
+            actionManager={actionManager}
+            onCloseRequest={handleClose}
+            exportOpts={exportOpts}
+            canvas={canvas}
+          />
+        </Dialog>
+      )}
+    </>
+  );
+};

src/components/LayerUI.scss

@@ -40,50 +40,17 @@
   .layer-ui__wrapper {
     z-index: var(--zIndex-layerUI);
 
-    .encrypted-icon {
-      position: relative;
-      margin-inline-start: 15px;
+    &__top-right {
       display: flex;
-      justify-content: center;
-      align-items: center;
-      border-radius: var(--space-factor);
-      color: $oc-green-9;
-
-      svg {
-        width: 1.2rem;
-        height: 1.2rem;
-      }
-    }
-
-    &__github-corner {
-      top: 0;
-
-      :root[dir="ltr"] & {
-        right: 0;
-      }
-
-      :root[dir="rtl"] & {
-        left: 0;
-      }
-
-      position: absolute;
-      width: 40px;
     }
 
     &__footer {
-      position: absolute;
-      z-index: 100;
-      bottom: 0;
+      width: 100%;
 
-      :root[dir="ltr"] & {
-        right: 0;
+      &-right {
+        z-index: 100;
+        display: flex;
       }
-
-      :root[dir="rtl"] & {
-        left: 0;
-      }
-
-      width: 190px;
     }
 
     .zen-mode-transition {
@@ -105,11 +72,15 @@
         transform: translate(-999px, 0);
       }
 
-      :root[dir="ltr"] &.App-menu_bottom--transition-left {
-        transform: translate(-92px, 0);
+      :root[dir="ltr"] &.layer-ui__wrapper__footer-left--transition-left {
+        transform: translate(-76px, 0);
       }
-      :root[dir="rtl"] &.App-menu_bottom--transition-left {
-        transform: translate(92px, 0);
+      :root[dir="rtl"] &.layer-ui__wrapper__footer-left--transition-left {
+        transform: translate(76px, 0);
+      }
+
+      &.layer-ui__wrapper__footer-left--transition-bottom {
+        transform: translate(0, 92px);
       }
     }
 
@@ -137,5 +108,27 @@
         transition-delay: 0.8s;
       }
     }
+
+    .layer-ui__wrapper__footer-center {
+      pointer-events: none;
+      & > * {
+        pointer-events: all;
+      }
+    }
+    .layer-ui__wrapper__footer-left,
+    .layer-ui__wrapper__footer-right,
+    .disable-zen-mode--visible {
+      pointer-events: all;
+    }
+
+    .layer-ui__wrapper__footer-left {
+      margin-bottom: 0.2em;
+    }
+
+    .layer-ui__wrapper__footer-right {
+      margin-top: auto;
+      margin-bottom: auto;
+      margin-inline-end: 1em;
+    }
   }
 }

src/components/LayerUI.tsx

@@ -10,29 +10,33 @@ import { ActionManager } from "../actions/manager";
 import { CLASSES } from "../constants";
 import { exportCanvas } from "../data";
 import { importLibraryFromJSON, saveLibraryAsJSON } from "../data/json";
-import { Library } from "../data/library";
 import { isTextElement, showSelectedShapeActions } from "../element";
 import { NonDeletedExcalidrawElement } from "../element/types";
 import { Language, t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { calculateScrollCenter, getSelectedElements } from "../scene";
 import { ExportType } from "../scene/types";
-import { AppState, ExcalidrawProps, LibraryItem, LibraryItems } from "../types";
+import {
+  AppProps,
+  AppState,
+  ExcalidrawProps,
+  LibraryItem,
+  LibraryItems,
+} from "../types";
 import { muteFSAbortError } from "../utils";
 import { SelectedShapeActions, ShapesSwitcher, ZoomActions } from "./Actions";
 import { BackgroundPickerAndDarkModeToggle } from "./BackgroundPickerAndDarkModeToggle";
 import CollabButton from "./CollabButton";
 import { ErrorDialog } from "./ErrorDialog";
-import { ExportCB, ExportDialog } from "./ExportDialog";
+import { ExportCB, ImageExportDialog } from "./ImageExportDialog";
 import { FixedSideContainer } from "./FixedSideContainer";
-import { GitHubCorner } from "./GitHubCorner";
 import { HintViewer } from "./HintViewer";
-import { exportFile, load, shield, trash } from "./icons";
+import { exportFile, load, trash } from "./icons";
 import { Island } from "./Island";
 import "./LayerUI.scss";
 import { LibraryUnit } from "./LibraryUnit";
 import { LoadingMessage } from "./LoadingMessage";
-import { LockIcon } from "./LockIcon";
+import { LockButton } from "./LockButton";
 import { MobileMenu } from "./MobileMenu";
 import { PasteChartDialog } from "./PasteChartDialog";
 import { Section } from "./Section";
@@ -41,6 +45,10 @@ import Stack from "./Stack";
 import { ToolButton } from "./ToolButton";
 import { Tooltip } from "./Tooltip";
 import { UserList } from "./UserList";
+import Library from "../data/library";
+import { JSONExportDialog } from "./JSONExportDialog";
+import { LibraryButton } from "./LibraryButton";
+import { isImageFileHandle } from "../data/blob";
 
 interface LayerUIProps {
   actionManager: ActionManager;
@@ -57,14 +65,14 @@ interface LayerUIProps {
   toggleZenMode: () => void;
   langCode: Language["code"];
   isCollaborating: boolean;
-  onExportToBackend?: (
-    exportedElements: readonly NonDeletedExcalidrawElement[],
-    appState: AppState,
-    canvas: HTMLCanvasElement | null,
-  ) => void;
-  renderCustomFooter?: (isMobile: boolean) => JSX.Element;
+  renderTopRightUI?: (isMobile: boolean, appState: AppState) => JSX.Element;
+  renderCustomFooter?: (isMobile: boolean, appState: AppState) => JSX.Element;
   viewModeEnabled: boolean;
   libraryReturnUrl: ExcalidrawProps["libraryReturnUrl"];
+  UIOptions: AppProps["UIOptions"];
+  focusContainer: () => void;
+  library: Library;
+  id: string;
 }
 
 const useOnClickOutside = (
@@ -96,35 +104,44 @@ const useOnClickOutside = (
 };
 
 const LibraryMenuItems = ({
-  library,
+  libraryItems,
   onRemoveFromLibrary,
   onAddToLibrary,
   onInsertShape,
   pendingElements,
+  theme,
   setAppState,
   setLibraryItems,
   libraryReturnUrl,
+  focusContainer,
+  library,
+  id,
 }: {
-  library: LibraryItems;
+  libraryItems: LibraryItems;
   pendingElements: LibraryItem;
   onRemoveFromLibrary: (index: number) => void;
   onInsertShape: (elements: LibraryItem) => void;
   onAddToLibrary: (elements: LibraryItem) => void;
+  theme: AppState["theme"];
   setAppState: React.Component<any, AppState>["setState"];
   setLibraryItems: (library: LibraryItems) => void;
   libraryReturnUrl: ExcalidrawProps["libraryReturnUrl"];
+  focusContainer: () => void;
+  library: Library;
+  id: string;
 }) => {
   const isMobile = useIsMobile();
-  const numCells = library.length + (pendingElements.length > 0 ? 1 : 0);
+  const numCells = libraryItems.length + (pendingElements.length > 0 ? 1 : 0);
   const CELLS_PER_ROW = isMobile ? 4 : 6;
   const numRows = Math.max(1, Math.ceil(numCells / CELLS_PER_ROW));
   const rows = [];
   let addedPendingElements = false;
 
-  const referrer = libraryReturnUrl || window.location.origin;
+  const referrer =
+    libraryReturnUrl || window.location.origin + window.location.pathname;
 
   rows.push(
-    <div className="layer-ui__library-header">
+    <div className="layer-ui__library-header" key="library-header">
       <ToolButton
         key="import"
         type="button"
@@ -132,11 +149,11 @@ const LibraryMenuItems = ({
         aria-label={t("buttons.load")}
         icon={load}
         onClick={() => {
-          importLibraryFromJSON()
+          importLibraryFromJSON(library)
             .then(() => {
-              // Maybe we should close and open the menu so that the items get updated.
-              // But for now we just close the menu.
+              // Close and then open to get the libraries updated
               setAppState({ isLibraryOpen: false });
+              setAppState({ isLibraryOpen: true });
             })
             .catch(muteFSAbortError)
             .catch((error) => {
@@ -144,7 +161,7 @@ const LibraryMenuItems = ({
             });
         }}
       />
-      {!!library.length && (
+      {!!libraryItems.length && (
         <>
           <ToolButton
             key="export"
@@ -153,7 +170,7 @@ const LibraryMenuItems = ({
             aria-label={t("buttons.export")}
             icon={exportFile}
             onClick={() => {
-              saveLibraryAsJSON()
+              saveLibraryAsJSON(library)
                 .catch(muteFSAbortError)
                 .catch((error) => {
                   setAppState({ errorMessage: error.message });
@@ -168,8 +185,9 @@ const LibraryMenuItems = ({
             icon={trash}
             onClick={() => {
               if (window.confirm(t("alerts.resetLibrary"))) {
-                Library.resetLibrary();
+                library.resetLibrary();
                 setLibraryItems([]);
+                focusContainer();
               }
             }}
           />
@@ -178,7 +196,7 @@ const LibraryMenuItems = ({
       <a
         href={`https://libraries.excalidraw.com?target=${
           window.name || "_blank"
-        }&referrer=${referrer}`}
+        }&referrer=${referrer}&useHash=true&token=${id}&theme=${theme}`}
         target="_excalidraw_libraries"
       >
         {t("labels.libraries")}
@@ -193,13 +211,13 @@ const LibraryMenuItems = ({
       const shouldAddPendingElements: boolean =
         pendingElements.length > 0 &&
         !addedPendingElements &&
-        y + x >= library.length;
+        y + x >= libraryItems.length;
       addedPendingElements = addedPendingElements || shouldAddPendingElements;
 
       children.push(
         <Stack.Col key={x}>
           <LibraryUnit
-            elements={library[y + x]}
+            elements={libraryItems[y + x]}
             pendingElements={
               shouldAddPendingElements ? pendingElements : undefined
             }
@@ -207,7 +225,7 @@ const LibraryMenuItems = ({
             onClick={
               shouldAddPendingElements
                 ? onAddToLibrary.bind(null, pendingElements)
-                : onInsertShape.bind(null, library[y + x])
+                : onInsertShape.bind(null, libraryItems[y + x])
             }
           />
         </Stack.Col>,
@@ -232,15 +250,23 @@ const LibraryMenu = ({
   onInsertShape,
   pendingElements,
   onAddToLibrary,
+  theme,
   setAppState,
   libraryReturnUrl,
+  focusContainer,
+  library,
+  id,
 }: {
   pendingElements: LibraryItem;
   onClickOutside: (event: MouseEvent) => void;
   onInsertShape: (elements: LibraryItem) => void;
   onAddToLibrary: () => void;
+  theme: AppState["theme"];
   setAppState: React.Component<any, AppState>["setState"];
   libraryReturnUrl: ExcalidrawProps["libraryReturnUrl"];
+  focusContainer: () => void;
+  library: Library;
+  id: string;
 }) => {
   const ref = useRef<HTMLDivElement | null>(null);
   useOnClickOutside(ref, (event) => {
@@ -266,7 +292,7 @@ const LibraryMenu = ({
           resolve("loading");
         }, 100);
       }),
-      Library.loadLibrary().then((items) => {
+      library.loadLibrary().then((items) => {
         setLibraryItems(items);
         setIsLoading("ready");
       }),
@@ -278,24 +304,33 @@ const LibraryMenu = ({
     return () => {
       clearTimeout(loadingTimerRef.current!);
     };
-  }, []);
+  }, [library]);
 
-  const removeFromLibrary = useCallback(async (indexToRemove) => {
-    const items = await Library.loadLibrary();
-    const nextItems = items.filter((_, index) => index !== indexToRemove);
-    Library.saveLibrary(nextItems);
-    setLibraryItems(nextItems);
-  }, []);
+  const removeFromLibrary = useCallback(
+    async (indexToRemove) => {
+      const items = await library.loadLibrary();
+      const nextItems = items.filter((_, index) => index !== indexToRemove);
+      library.saveLibrary(nextItems).catch((error) => {
+        setLibraryItems(items);
+        setAppState({ errorMessage: t("alerts.errorRemovingFromLibrary") });
+      });
+      setLibraryItems(nextItems);
+    },
+    [library, setAppState],
+  );
 
   const addToLibrary = useCallback(
     async (elements: LibraryItem) => {
-      const items = await Library.loadLibrary();
+      const items = await library.loadLibrary();
       const nextItems = [...items, elements];
       onAddToLibrary();
-      Library.saveLibrary(nextItems);
+      library.saveLibrary(nextItems).catch((error) => {
+        setLibraryItems(items);
+        setAppState({ errorMessage: t("alerts.errorAddingToLibrary") });
+      });
       setLibraryItems(nextItems);
     },
-    [onAddToLibrary],
+    [onAddToLibrary, library, setAppState],
   );
 
   return loadingState === "preloading" ? null : (
@@ -306,7 +341,7 @@ const LibraryMenu = ({
         </div>
       ) : (
         <LibraryMenuItems
-          library={libraryItems}
+          libraryItems={libraryItems}
           onRemoveFromLibrary={removeFromLibrary}
           onAddToLibrary={addToLibrary}
           onInsertShape={onInsertShape}
@@ -314,6 +349,10 @@ const LibraryMenu = ({
           setAppState={setAppState}
           setLibraryItems={setLibraryItems}
           libraryReturnUrl={libraryReturnUrl}
+          focusContainer={focusContainer}
+          library={library}
+          theme={theme}
+          id={id}
         />
       )}
     </Island>
@@ -334,69 +373,77 @@ const LayerUI = ({
   showThemeBtn,
   toggleZenMode,
   isCollaborating,
-  onExportToBackend,
+  renderTopRightUI,
   renderCustomFooter,
   viewModeEnabled,
   libraryReturnUrl,
+  UIOptions,
+  focusContainer,
+  library,
+  id,
 }: LayerUIProps) => {
   const isMobile = useIsMobile();
 
-  const renderEncryptedIcon = () => (
-    <a
-      className={clsx("encrypted-icon tooltip zen-mode-visibility", {
-        "zen-mode-visibility--hidden": zenModeEnabled,
-      })}
-      href="https://blog.excalidraw.com/end-to-end-encryption/"
-      target="_blank"
-      rel="noopener noreferrer"
-    >
-      <Tooltip label={t("encrypted.tooltip")} position="above" long={true}>
-        {shield}
-      </Tooltip>
-    </a>
-  );
+  const renderJSONExportDialog = () => {
+    if (!UIOptions.canvasActions.export) {
+      return null;
+    }
+
+    return (
+      <JSONExportDialog
+        elements={elements}
+        appState={appState}
+        actionManager={actionManager}
+        exportOpts={UIOptions.canvasActions.export}
+        canvas={canvas}
+      />
+    );
+  };
+
+  const renderImageExportDialog = () => {
+    if (!UIOptions.canvasActions.saveAsImage) {
+      return null;
+    }
 
-  const renderExportDialog = () => {
     const createExporter = (type: ExportType): ExportCB => async (
       exportedElements,
-      scale,
     ) => {
-      if (canvas) {
-        await exportCanvas(type, exportedElements, appState, canvas, {
-          exportBackground: appState.exportBackground,
-          name: appState.name,
-          viewBackgroundColor: appState.viewBackgroundColor,
-          scale,
-          shouldAddWatermark: appState.shouldAddWatermark,
-        })
-          .catch(muteFSAbortError)
-          .catch((error) => {
-            console.error(error);
-            setAppState({ errorMessage: error.message });
-          });
+      const fileHandle = await exportCanvas(type, exportedElements, appState, {
+        exportBackground: appState.exportBackground,
+        name: appState.name,
+        viewBackgroundColor: appState.viewBackgroundColor,
+      })
+        .catch(muteFSAbortError)
+        .catch((error) => {
+          console.error(error);
+          setAppState({ errorMessage: error.message });
+        });
+
+      if (
+        appState.exportEmbedScene &&
+        fileHandle &&
+        isImageFileHandle(fileHandle)
+      ) {
+        setAppState({ fileHandle });
       }
     };
 
     return (
-      <ExportDialog
+      <ImageExportDialog
         elements={elements}
         appState={appState}
         actionManager={actionManager}
         onExportToPng={createExporter("png")}
         onExportToSvg={createExporter("svg")}
         onExportToClipboard={createExporter("clipboard")}
-        onExportToBackend={
-          onExportToBackend
-            ? (elements) => {
-                onExportToBackend &&
-                  onExportToBackend(elements, appState, canvas);
-              }
-            : undefined
-        }
       />
     );
   };
 
+  const Separator = () => {
+    return <div style={{ width: ".625em" }} />;
+  };
+
   const renderViewModeCanvasActions = () => {
     return (
       <Section
@@ -410,9 +457,8 @@ const LayerUI = ({
         <Island padding={2} style={{ zIndex: 1 }}>
           <Stack.Col gap={4}>
             <Stack.Row gap={1} justifyContent="space-between">
-              {actionManager.renderAction("saveScene")}
-              {actionManager.renderAction("saveAsScene")}
-              {renderExportDialog()}
+              {renderJSONExportDialog()}
+              {renderImageExportDialog()}
             </Stack.Row>
           </Stack.Col>
         </Island>
@@ -431,11 +477,12 @@ const LayerUI = ({
       <Island padding={2} style={{ zIndex: 1 }}>
         <Stack.Col gap={4}>
           <Stack.Row gap={1} justifyContent="space-between">
-            {actionManager.renderAction("loadScene")}
-            {actionManager.renderAction("saveScene")}
-            {actionManager.renderAction("saveAsScene")}
-            {renderExportDialog()}
             {actionManager.renderAction("clearCanvas")}
+            <Separator />
+            {actionManager.renderAction("loadScene")}
+            {renderJSONExportDialog()}
+            {renderImageExportDialog()}
+            <Separator />
             {onCollabButtonClick && (
               <CollabButton
                 isCollaborating={isCollaborating}
@@ -450,6 +497,9 @@ const LayerUI = ({
             setAppState={setAppState}
             showThemeBtn={showThemeBtn}
           />
+          {appState.fileHandle && (
+            <>{actionManager.renderAction("saveToActiveFile")}</>
+          )}
         </Stack.Col>
       </Island>
     </Section>
@@ -468,7 +518,8 @@ const LayerUI = ({
         style={{
           // we want to make sure this doesn't overflow so substracting 200
           // which is approximately height of zoom footer and top left menu items with some buffer
-          maxHeight: `${appState.height - 200}px`,
+          // if active file name is displayed, subtracting 248 to account for its height
+          maxHeight: `${appState.height - (appState.fileHandle ? 248 : 200)}px`,
         }}
       >
         <SelectedShapeActions
@@ -503,6 +554,10 @@ const LayerUI = ({
       onAddToLibrary={deselectItems}
       setAppState={setAppState}
       libraryReturnUrl={libraryReturnUrl}
+      focusContainer={focusContainer}
+      library={library}
+      theme={appState.theme}
+      id={id}
     />
   ) : null;
 
@@ -529,6 +584,12 @@ const LayerUI = ({
               {(heading) => (
                 <Stack.Col gap={4} align="start">
                   <Stack.Row gap={1}>
+                    <LockButton
+                      zenModeEnabled={zenModeEnabled}
+                      checked={appState.elementLocked}
+                      onChange={onLockToggle}
+                      title={t("toolBar.lock")}
+                    />
                     <Island
                       padding={1}
                       className={clsx({ "zen-mode": zenModeEnabled })}
@@ -540,15 +601,12 @@ const LayerUI = ({
                           canvas={canvas}
                           elementType={appState.elementType}
                           setAppState={setAppState}
-                          isLibraryOpen={appState.isLibraryOpen}
                         />
                       </Stack.Row>
                     </Island>
-                    <LockIcon
-                      zenModeEnabled={zenModeEnabled}
-                      checked={appState.elementLocked}
-                      onChange={onLockToggle}
-                      title={t("toolBar.lock")}
+                    <LibraryButton
+                      appState={appState}
+                      setAppState={setAppState}
                     />
                   </Stack.Row>
                   {libraryMenu}
@@ -556,24 +614,32 @@ const LayerUI = ({
               )}
             </Section>
           )}
-          <UserList
-            className={clsx("zen-mode-transition", {
-              "transition-right": zenModeEnabled,
-            })}
+          <div
+            className={clsx(
+              "layer-ui__wrapper__top-right zen-mode-transition",
+              {
+                "transition-right": zenModeEnabled,
+              },
+            )}
           >
-            {appState.collaborators.size > 0 &&
-              Array.from(appState.collaborators)
-                // Collaborator is either not initialized or is actually the current user.
-                .filter(([_, client]) => Object.keys(client).length !== 0)
-                .map(([clientId, client]) => (
-                  <Tooltip
-                    label={client.username || "Unknown user"}
-                    key={clientId}
-                  >
-                    {actionManager.renderAction("goToCollaborator", clientId)}
-                  </Tooltip>
-                ))}
-          </UserList>
+            <UserList>
+              {appState.collaborators.size > 0 &&
+                Array.from(appState.collaborators)
+                  // Collaborator is either not initialized or is actually the current user.
+                  .filter(([_, client]) => Object.keys(client).length !== 0)
+                  .map(([clientId, client]) => (
+                    <Tooltip
+                      label={client.username || "Unknown user"}
+                      key={clientId}
+                    >
+                      {actionManager.renderAction("goToCollaborator", {
+                        id: clientId,
+                      })}
+                    </Tooltip>
+                  ))}
+            </UserList>
+            {renderTopRightUI?.(isMobile, appState)}
+          </div>
         </div>
       </FixedSideContainer>
     );
@@ -581,61 +647,71 @@ const LayerUI = ({
 
   const renderBottomAppMenu = () => {
     return (
-      <div
-        className={clsx("App-menu App-menu_bottom zen-mode-transition", {
-          "App-menu_bottom--transition-left": zenModeEnabled,
-        })}
+      <footer
+        role="contentinfo"
+        className="layer-ui__wrapper__footer App-menu App-menu_bottom"
       >
-        <Stack.Col gap={2}>
-          <Section heading="canvasActions">
-            <Island padding={1}>
-              <ZoomActions
-                renderAction={actionManager.renderAction}
-                zoom={appState.zoom}
-              />
-            </Island>
-            {renderEncryptedIcon()}
-          </Section>
-        </Stack.Col>
-      </div>
+        <div
+          className={clsx(
+            "layer-ui__wrapper__footer-left zen-mode-transition",
+            {
+              "layer-ui__wrapper__footer-left--transition-left": zenModeEnabled,
+            },
+          )}
+        >
+          <Stack.Col gap={2}>
+            <Section heading="canvasActions">
+              <Island padding={1}>
+                <ZoomActions
+                  renderAction={actionManager.renderAction}
+                  zoom={appState.zoom}
+                />
+              </Island>
+              {!viewModeEnabled && (
+                <div
+                  className={clsx("undo-redo-buttons zen-mode-transition", {
+                    "layer-ui__wrapper__footer-left--transition-bottom": zenModeEnabled,
+                  })}
+                >
+                  {actionManager.renderAction("undo", { size: "small" })}
+                  {actionManager.renderAction("redo", { size: "small" })}
+                </div>
+              )}
+            </Section>
+          </Stack.Col>
+        </div>
+        <div
+          className={clsx(
+            "layer-ui__wrapper__footer-center zen-mode-transition",
+            {
+              "layer-ui__wrapper__footer-left--transition-bottom": zenModeEnabled,
+            },
+          )}
+        >
+          {renderCustomFooter?.(false, appState)}
+        </div>
+        <div
+          className={clsx(
+            "layer-ui__wrapper__footer-right zen-mode-transition",
+            {
+              "transition-right disable-pointerEvents": zenModeEnabled,
+            },
+          )}
+        >
+          {actionManager.renderAction("toggleShortcuts")}
+        </div>
+        <button
+          className={clsx("disable-zen-mode", {
+            "disable-zen-mode--visible": showExitZenModeBtn,
+          })}
+          onClick={toggleZenMode}
+        >
+          {t("buttons.exitZenMode")}
+        </button>
+      </footer>
     );
   };
 
-  const renderGitHubCorner = () => {
-    return (
-      <aside
-        className={clsx(
-          "layer-ui__wrapper__github-corner zen-mode-transition",
-          {
-            "transition-right": zenModeEnabled,
-          },
-        )}
-      >
-        <GitHubCorner theme={appState.theme} />
-      </aside>
-    );
-  };
-  const renderFooter = () => (
-    <footer role="contentinfo" className="layer-ui__wrapper__footer">
-      <div
-        className={clsx("zen-mode-transition", {
-          "transition-right disable-pointerEvents": zenModeEnabled,
-        })}
-      >
-        {renderCustomFooter?.(false)}
-        {actionManager.renderAction("toggleShortcuts")}
-      </div>
-      <button
-        className={clsx("disable-zen-mode", {
-          "disable-zen-mode--visible": showExitZenModeBtn,
-        })}
-        onClick={toggleZenMode}
-      >
-        {t("buttons.exitZenMode")}
-      </button>
-    </footer>
-  );
-
   const dialogs = (
     <>
       {appState.isLoading && <LoadingMessage />}
@@ -646,7 +722,11 @@ const LayerUI = ({
         />
       )}
       {appState.showHelpDialog && (
-        <HelpDialog onClose={() => setAppState({ showHelpDialog: false })} />
+        <HelpDialog
+          onClose={() => {
+            setAppState({ showHelpDialog: false });
+          }}
+        />
       )}
       {appState.pasteDialog.shown && (
         <PasteChartDialog
@@ -671,7 +751,8 @@ const LayerUI = ({
         elements={elements}
         actionManager={actionManager}
         libraryMenu={libraryMenu}
-        exportButton={renderExportDialog()}
+        renderJSONExportDialog={renderJSONExportDialog}
+        renderImageExportDialog={renderImageExportDialog}
         setAppState={setAppState}
         onCollabButtonClick={onCollabButtonClick}
         onLockToggle={onLockToggle}
@@ -694,8 +775,6 @@ const LayerUI = ({
       {dialogs}
       {renderFixedSideContainer()}
       {renderBottomAppMenu()}
-      {renderGitHubCorner()}
-      {renderFooter()}
       {appState.scrolledOutside && (
         <button
           className="scroll-back-to-content"

src/components/LibraryButton.tsx

@@ -0,0 +1,46 @@
+import React from "react";
+import clsx from "clsx";
+import { t } from "../i18n";
+import { AppState } from "../types";
+import { capitalizeString } from "../utils";
+
+const LIBRARY_ICON = (
+  <svg viewBox="0 0 576 512">
+    <path
+      fill="currentColor"
+      d="M542.22 32.05c-54.8 3.11-163.72 14.43-230.96 55.59-4.64 2.84-7.27 7.89-7.27 13.17v363.87c0 11.55 12.63 18.85 23.28 13.49 69.18-34.82 169.23-44.32 218.7-46.92 16.89-.89 30.02-14.43 30.02-30.66V62.75c.01-17.71-15.35-31.74-33.77-30.7zM264.73 87.64C197.5 46.48 88.58 35.17 33.78 32.05 15.36 31.01 0 45.04 0 62.75V400.6c0 16.24 13.13 29.78 30.02 30.66 49.49 2.6 149.59 12.11 218.77 46.95 10.62 5.35 23.21-1.94 23.21-13.46V100.63c0-5.29-2.62-10.14-7.27-12.99z"
+    ></path>
+  </svg>
+);
+
+export const LibraryButton: React.FC<{
+  appState: AppState;
+  setAppState: React.Component<any, AppState>["setState"];
+}> = ({ appState, setAppState }) => {
+  return (
+    <label
+      className={clsx(
+        "ToolIcon ToolIcon_type_floating ToolIcon__library zen-mode-visibility",
+        `ToolIcon_size_medium`,
+        {
+          "zen-mode-visibility--hidden": appState.zenModeEnabled,
+        },
+      )}
+      title={`${capitalizeString(t("toolBar.library"))} — 9`}
+      style={{ marginInlineStart: "var(--space-factor)" }}
+    >
+      <input
+        className="ToolIcon_type_checkbox"
+        type="checkbox"
+        name="editor-library"
+        onChange={(event) => {
+          setAppState({ isLibraryOpen: event.target.checked });
+        }}
+        checked={appState.isLibraryOpen}
+        aria-label={capitalizeString(t("toolBar.library"))}
+        aria-keyshortcuts="9"
+      />
+      <div className="ToolIcon__icon">{LIBRARY_ICON}</div>
+    </label>
+  );
+};

src/components/LibraryUnit.tsx

@@ -1,10 +1,10 @@
 import clsx from "clsx";
 import oc from "open-color";
-import React, { useEffect, useRef, useState } from "react";
+import { useEffect, useRef, useState } from "react";
 import { close } from "../components/icons";
 import { MIME_TYPES } from "../constants";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { exportToSvg } from "../scene/export";
 import { LibraryItem } from "../types";
 import "./LibraryUnit.scss";
@@ -36,22 +36,27 @@ export const LibraryUnit = ({
     if (!elementsToRender) {
       return;
     }
-    const svg = exportToSvg(elementsToRender, {
-      exportBackground: false,
-      viewBackgroundColor: oc.white,
-      shouldAddWatermark: false,
-    });
-    for (const child of ref.current!.children) {
-      if (child.tagName !== "svg") {
-        continue;
-      }
-      ref.current!.removeChild(child);
-    }
-    ref.current!.appendChild(svg);
-
+    let svg: SVGSVGElement;
     const current = ref.current!;
+
+    (async () => {
+      svg = await exportToSvg(elementsToRender, {
+        exportBackground: false,
+        viewBackgroundColor: oc.white,
+      });
+      for (const child of ref.current!.children) {
+        if (child.tagName !== "svg") {
+          continue;
+        }
+        current!.removeChild(child);
+      }
+      current!.appendChild(svg);
+    })();
+
     return () => {
-      current.removeChild(svg);
+      if (svg) {
+        current.removeChild(svg);
+      }
     };
   }, [elements, pendingElements]);
 

src/components/LoadingMessage.tsx

@@ -1,4 +1,3 @@
-import React from "react";
 import { t } from "../i18n";
 
 export const LoadingMessage = () => {

src/components/LockButton.tsx

@@ -2,20 +2,17 @@ import "./ToolIcon.scss";
 
 import React from "react";
 import clsx from "clsx";
-
-type LockIconSize = "s" | "m";
+import { ToolButtonSize } from "./ToolButton";
 
 type LockIconProps = {
   title?: string;
   name?: string;
-  id?: string;
   checked: boolean;
   onChange?(): void;
-  size?: LockIconSize;
   zenModeEnabled?: boolean;
 };
 
-const DEFAULT_SIZE: LockIconSize = "m";
+const DEFAULT_SIZE: ToolButtonSize = "medium";
 
 const ICONS = {
   CHECKED: (
@@ -41,12 +38,12 @@ const ICONS = {
   ),
 };
 
-export const LockIcon = (props: LockIconProps) => {
+export const LockButton = (props: LockIconProps) => {
   return (
     <label
       className={clsx(
         "ToolIcon ToolIcon__lock ToolIcon_type_floating zen-mode-visibility",
-        `ToolIcon_size_${props.size || DEFAULT_SIZE}`,
+        `ToolIcon_size_${DEFAULT_SIZE}`,
         {
           "zen-mode-visibility--hidden": props.zenModeEnabled,
         },
@@ -57,7 +54,6 @@ export const LockIcon = (props: LockIconProps) => {
         className="ToolIcon_type_checkbox"
         type="checkbox"
         name={props.name}
-        id={props.id}
         onChange={props.onChange}
         checked={props.checked}
         aria-label={props.title}

src/components/MobileMenu.tsx

@@ -13,14 +13,16 @@ import { SelectedShapeActions, ShapesSwitcher } from "./Actions";
 import { Section } from "./Section";
 import CollabButton from "./CollabButton";
 import { SCROLLBAR_WIDTH, SCROLLBAR_MARGIN } from "../scene/scrollbars";
-import { LockIcon } from "./LockIcon";
+import { LockButton } from "./LockButton";
 import { UserList } from "./UserList";
 import { BackgroundPickerAndDarkModeToggle } from "./BackgroundPickerAndDarkModeToggle";
+import { LibraryButton } from "./LibraryButton";
 
 type MobileMenuProps = {
   appState: AppState;
   actionManager: ActionManager;
-  exportButton: React.ReactNode;
+  renderJSONExportDialog: () => React.ReactNode;
+  renderImageExportDialog: () => React.ReactNode;
   setAppState: React.Component<any, AppState>["setState"];
   elements: readonly NonDeletedExcalidrawElement[];
   libraryMenu: JSX.Element | null;
@@ -28,7 +30,7 @@ type MobileMenuProps = {
   onLockToggle: () => void;
   canvas: HTMLCanvasElement | null;
   isCollaborating: boolean;
-  renderCustomFooter?: (isMobile: boolean) => JSX.Element;
+  renderCustomFooter?: (isMobile: boolean, appState: AppState) => JSX.Element;
   viewModeEnabled: boolean;
   showThemeBtn: boolean;
 };
@@ -38,7 +40,8 @@ export const MobileMenu = ({
   elements,
   libraryMenu,
   actionManager,
-  exportButton,
+  renderJSONExportDialog,
+  renderImageExportDialog,
   setAppState,
   onCollabButtonClick,
   onLockToggle,
@@ -62,15 +65,15 @@ export const MobileMenu = ({
                       canvas={canvas}
                       elementType={appState.elementType}
                       setAppState={setAppState}
-                      isLibraryOpen={appState.isLibraryOpen}
                     />
                   </Stack.Row>
                 </Island>
-                <LockIcon
+                <LockButton
                   checked={appState.elementLocked}
                   onChange={onLockToggle}
                   title={t("toolBar.lock")}
                 />
+                <LibraryButton appState={appState} setAppState={setAppState} />
               </Stack.Row>
               {libraryMenu}
             </Stack.Col>
@@ -107,19 +110,17 @@ export const MobileMenu = ({
     if (viewModeEnabled) {
       return (
         <>
-          {actionManager.renderAction("saveScene")}
-          {actionManager.renderAction("saveAsScene")}
-          {exportButton}
+          {renderJSONExportDialog()}
+          {renderImageExportDialog()}
         </>
       );
     }
     return (
       <>
-        {actionManager.renderAction("loadScene")}
-        {actionManager.renderAction("saveScene")}
-        {actionManager.renderAction("saveAsScene")}
-        {exportButton}
         {actionManager.renderAction("clearCanvas")}
+        {actionManager.renderAction("loadScene")}
+        {renderJSONExportDialog()}
+        {renderImageExportDialog()}
         {onCollabButtonClick && (
           <CollabButton
             isCollaborating={isCollaborating}
@@ -155,7 +156,7 @@ export const MobileMenu = ({
               <div className="panelColumn">
                 <Stack.Col gap={4}>
                   {renderCanvasActions()}
-                  {renderCustomFooter?.(true)}
+                  {renderCustomFooter?.(true, appState)}
                   {appState.collaborators.size > 0 && (
                     <fieldset>
                       <legend>{t("labels.collaborators")}</legend>
@@ -167,10 +168,9 @@ export const MobileMenu = ({
                           )
                           .map(([clientId, client]) => (
                             <React.Fragment key={clientId}>
-                              {actionManager.renderAction(
-                                "goToCollaborator",
-                                clientId,
-                              )}
+                              {actionManager.renderAction("goToCollaborator", {
+                                id: clientId,
+                              })}
                             </React.Fragment>
                           ))}
                       </UserList>

src/components/Modal.scss

@@ -26,8 +26,7 @@
     right: 0;
     bottom: 0;
     z-index: 1;
-    background-color: transparentize($oc-black, 0.7);
-    backdrop-filter: blur(2px);
+    background-color: transparentize($oc-black, 0.3);
   }
 
   .Modal__content {
@@ -45,14 +44,17 @@
 
     // for modals, reset blurry bg
     background: var(--island-bg-color);
-    backdrop-filter: none;
 
     border: 1px solid var(--dialog-border-color);
     box-shadow: 0 2px 10px transparentize($oc-black, 0.75);
     border-radius: 6px;
     box-sizing: border-box;
 
-    @media #{$is-mobile-query} {
+    &:focus {
+      outline: none;
+    }
+
+    @include isMobile {
       max-width: 100%;
       border: 0;
       border-radius: 0;
@@ -82,7 +84,7 @@
     }
   }
 
-  @media #{$is-mobile-query} {
+  @include isMobile {
     .Modal {
       padding: 0;
     }

src/components/Modal.tsx

@@ -1,9 +1,12 @@
 import "./Modal.scss";
 
-import React, { useState, useLayoutEffect } from "react";
+import React, { useState, useLayoutEffect, useRef } from "react";
 import { createPortal } from "react-dom";
 import clsx from "clsx";
 import { KEYS } from "../keys";
+import { useExcalidrawContainer, useIsMobile } from "./App";
+import { AppState } from "../types";
+import { THEME } from "../constants";
 
 export const Modal = (props: {
   className?: string;
@@ -11,8 +14,10 @@ export const Modal = (props: {
   maxWidth?: number;
   onCloseRequest(): void;
   labelledBy: string;
+  theme?: AppState["theme"];
 }) => {
-  const modalRoot = useBodyRoot();
+  const { theme = THEME.LIGHT } = props;
+  const modalRoot = useBodyRoot(theme);
 
   if (!modalRoot) {
     return null;
@@ -21,6 +26,7 @@ export const Modal = (props: {
   const handleKeydown = (event: React.KeyboardEvent) => {
     if (event.key === KEYS.ESCAPE) {
       event.nativeEvent.stopImmediatePropagation();
+      event.stopPropagation();
       props.onCloseRequest();
     }
   };
@@ -37,6 +43,7 @@ export const Modal = (props: {
       <div
         className="Modal__content"
         style={{ "--max-width": `${props.maxWidth}px` }}
+        tabIndex={0}
       >
         {props.children}
       </div>
@@ -45,16 +52,29 @@ export const Modal = (props: {
   );
 };
 
-const useBodyRoot = () => {
+const useBodyRoot = (theme: AppState["theme"]) => {
   const [div, setDiv] = useState<HTMLDivElement | null>(null);
 
+  const isMobile = useIsMobile();
+  const isMobileRef = useRef(isMobile);
+  isMobileRef.current = isMobile;
+
+  const { container: excalidrawContainer } = useExcalidrawContainer();
+
   useLayoutEffect(() => {
-    const isDarkTheme = !!document
-      .querySelector(".excalidraw")
-      ?.classList.contains("theme--dark");
+    if (div) {
+      div.classList.toggle("excalidraw--mobile", isMobile);
+    }
+  }, [div, isMobile]);
+
+  useLayoutEffect(() => {
+    const isDarkTheme =
+      !!excalidrawContainer?.classList.contains("theme--dark") ||
+      theme === "dark";
     const div = document.createElement("div");
 
     div.classList.add("excalidraw", "excalidraw-modal-container");
+    div.classList.toggle("excalidraw--mobile", isMobileRef.current);
 
     if (isDarkTheme) {
       div.classList.add("theme--dark");
@@ -67,7 +87,7 @@ const useBodyRoot = () => {
     return () => {
       document.body.removeChild(div);
     };
-  }, []);
+  }, [excalidrawContainer, theme]);
 
   return div;
 };

src/components/PasteChartDialog.scss

@@ -2,7 +2,7 @@
 
 .excalidraw {
   .PasteChartDialog {
-    @media #{$is-mobile-query} {
+    @include isMobile {
       .Island {
         display: flex;
         flex-direction: column;
@@ -13,7 +13,7 @@
       align-items: center;
       justify-content: space-around;
       flex-wrap: wrap;
-      @media #{$is-mobile-query} {
+      @include isMobile {
         flex-direction: column;
         justify-content: center;
       }

src/components/PasteChartDialog.tsx

@@ -34,20 +34,21 @@ const ChartPreviewBtn = (props: {
       0,
     );
     setChartElements(elements);
-
-    const svg = exportToSvg(elements, {
-      exportBackground: false,
-      viewBackgroundColor: oc.white,
-      shouldAddWatermark: false,
-    });
-
+    let svg: SVGSVGElement;
     const previewNode = previewRef.current!;
 
-    previewNode.appendChild(svg);
+    (async () => {
+      svg = await exportToSvg(elements, {
+        exportBackground: false,
+        viewBackgroundColor: oc.white,
+      });
 
-    if (props.selected) {
-      (previewNode.parentNode as HTMLDivElement).focus();
-    }
+      previewNode.appendChild(svg);
+
+      if (props.selected) {
+        (previewNode.parentNode as HTMLDivElement).focus();
+      }
+    })();
 
     return () => {
       previewNode.removeChild(svg);

src/components/Popover.scss

@@ -1,6 +1,6 @@
 .excalidraw {
   .popover {
-    position: fixed;
+    position: absolute;
     z-index: 10;
   }
 }

src/components/ProjectName.scss

@@ -0,0 +1,25 @@
+.ProjectName {
+  margin: auto;
+  display: flex;
+  align-items: center;
+
+  .TextInput {
+    height: calc(1rem - 3px);
+    width: 200px;
+    overflow: hidden;
+    text-align: center;
+    margin-left: 8px;
+    text-overflow: ellipsis;
+
+    &--readonly {
+      background: none;
+      border: none;
+      &:hover {
+        background: none;
+      }
+      width: auto;
+      max-width: 200px;
+      padding-left: 2px;
+    }
+  }
+}

src/components/ProjectName.tsx

@@ -1,6 +1,10 @@
 import "./TextInput.scss";
 
-import React, { Component } from "react";
+import React, { useState } from "react";
+import { focusNearestParent } from "../utils";
+
+import "./ProjectName.scss";
+import { useExcalidrawContainer } from "./App";
 
 type Props = {
   value: string;
@@ -9,21 +13,19 @@ type Props = {
   isNameEditable: boolean;
 };
 
-type State = {
-  fileName: string;
-};
-export class ProjectName extends Component<Props, State> {
-  state = {
-    fileName: this.props.value,
-  };
-  private handleBlur = (event: any) => {
+export const ProjectName = (props: Props) => {
+  const { id } = useExcalidrawContainer();
+  const [fileName, setFileName] = useState<string>(props.value);
+
+  const handleBlur = (event: any) => {
+    focusNearestParent(event.target);
     const value = event.target.value;
-    if (value !== this.props.value) {
-      this.props.onChange(value);
+    if (value !== props.value) {
+      props.onChange(value);
     }
   };
 
-  private handleKeyDown = (event: React.KeyboardEvent<HTMLElement>) => {
+  const handleKeyDown = (event: React.KeyboardEvent<HTMLElement>) => {
     if (event.key === "Enter") {
       event.preventDefault();
       if (event.nativeEvent.isComposing || event.keyCode === 229) {
@@ -33,29 +35,25 @@ export class ProjectName extends Component<Props, State> {
     }
   };
 
-  public render() {
-    return (
-      <>
-        <label htmlFor="file-name">
-          {`${this.props.label}${this.props.isNameEditable ? "" : ":"}`}
-        </label>
-        {this.props.isNameEditable ? (
-          <input
-            className="TextInput"
-            onBlur={this.handleBlur}
-            onKeyDown={this.handleKeyDown}
-            id="file-name"
-            value={this.state.fileName}
-            onChange={(event) =>
-              this.setState({ fileName: event.target.value })
-            }
-          />
-        ) : (
-          <span className="TextInput TextInput--readonly" id="file-name">
-            {this.props.value}
-          </span>
-        )}
-      </>
-    );
-  }
-}
+  return (
+    <div className="ProjectName">
+      <label className="ProjectName-label" htmlFor="filename">
+        {`${props.label}${props.isNameEditable ? "" : ":"}`}
+      </label>
+      {props.isNameEditable ? (
+        <input
+          className="TextInput"
+          onBlur={handleBlur}
+          onKeyDown={handleKeyDown}
+          id={`${id}-filename`}
+          value={fileName}
+          onChange={(event) => setFileName(event.target.value)}
+        />
+      ) : (
+        <span className="TextInput TextInput--readonly" id={`${id}-filename`}>
+          {props.value}
+        </span>
+      )}
+    </div>
+  );
+};

src/components/Section.tsx

@@ -1,5 +1,6 @@
 import React from "react";
 import { t } from "../i18n";
+import { useExcalidrawContainer } from "./App";
 
 interface SectionProps extends React.HTMLProps<HTMLElement> {
   heading: string;
@@ -7,13 +8,14 @@ interface SectionProps extends React.HTMLProps<HTMLElement> {
 }
 
 export const Section = ({ heading, children, ...props }: SectionProps) => {
+  const { id } = useExcalidrawContainer();
   const header = (
-    <h2 className="visually-hidden" id={`${heading}-title`}>
+    <h2 className="visually-hidden" id={`${id}-${heading}-title`}>
       {t(`headings.${heading}`)}
     </h2>
   );
   return (
-    <section {...props} aria-labelledby={`${heading}-title`}>
+    <section {...props} aria-labelledby={`${id}-${heading}-title`}>
       {typeof children === "function" ? (
         children(header)
       ) : (

src/components/Stats.scss

@@ -6,7 +6,7 @@
     top: 64px;
     right: 12px;
     font-size: 12px;
-    z-index: 999;
+    z-index: 10;
 
     h3 {
       margin: 0 24px 8px 0;

src/components/Stats.tsx

@@ -1,49 +1,22 @@
-import React, { useEffect, useState } from "react";
-import { copyTextToSystemClipboard } from "../clipboard";
-import { DEFAULT_VERSION } from "../constants";
+import React from "react";
 import { getCommonBounds } from "../element/bounds";
 import { NonDeletedExcalidrawElement } from "../element/types";
-import {
-  getElementsStorageSize,
-  getTotalStorageSize,
-} from "../excalidraw-app/data/localStorage";
 import { t } from "../i18n";
-import useIsMobile from "../is-mobile";
+import { useIsMobile } from "../components/App";
 import { getTargetElements } from "../scene";
-import { AppState } from "../types";
-import { debounce, getVersion, nFormatter } from "../utils";
+import { AppState, ExcalidrawProps } from "../types";
 import { close } from "./icons";
 import { Island } from "./Island";
 import "./Stats.scss";
 
-type StorageSizes = { scene: number; total: number };
-
-const getStorageSizes = debounce((cb: (sizes: StorageSizes) => void) => {
-  cb({
-    scene: getElementsStorageSize(),
-    total: getTotalStorageSize(),
-  });
-}, 500);
-
 export const Stats = (props: {
   appState: AppState;
   setAppState: React.Component<any, AppState>["setState"];
   elements: readonly NonDeletedExcalidrawElement[];
   onClose: () => void;
+  renderCustomStats: ExcalidrawProps["renderCustomStats"];
 }) => {
   const isMobile = useIsMobile();
-  const [storageSizes, setStorageSizes] = useState<StorageSizes>({
-    scene: 0,
-    total: 0,
-  });
-
-  useEffect(() => {
-    getStorageSizes((sizes) => {
-      setStorageSizes(sizes);
-    });
-  });
-
-  useEffect(() => () => getStorageSizes.cancel(), []);
 
   const boundingBox = getCommonBounds(props.elements);
   const selectedElements = getTargetElements(props.elements, props.appState);
@@ -53,17 +26,6 @@ export const Stats = (props: {
     return null;
   }
 
-  const version = getVersion();
-  let hash;
-  let timestamp;
-
-  if (version !== DEFAULT_VERSION) {
-    timestamp = version.slice(0, 16).replace("T", " ");
-    hash = version.slice(21);
-  } else {
-    timestamp = t("stats.versionNotAvailable");
-  }
-
   return (
     <div className="Stats">
       <Island padding={2}>
@@ -88,17 +50,7 @@ export const Stats = (props: {
               <td>{t("stats.height")}</td>
               <td>{Math.round(boundingBox[3]) - Math.round(boundingBox[1])}</td>
             </tr>
-            <tr>
-              <th colSpan={2}>{t("stats.storage")}</th>
-            </tr>
-            <tr>
-              <td>{t("stats.scene")}</td>
-              <td>{nFormatter(storageSizes.scene, 1)}</td>
-            </tr>
-            <tr>
-              <td>{t("stats.total")}</td>
-              <td>{nFormatter(storageSizes.total, 1)}</td>
-            </tr>
+
             {selectedElements.length === 1 && (
               <tr>
                 <th colSpan={2}>{t("stats.element")}</th>
@@ -120,31 +72,17 @@ export const Stats = (props: {
               <>
                 <tr>
                   <td>{"x"}</td>
-                  <td>
-                    {Math.round(
-                      selectedElements.length === 1
-                        ? selectedElements[0].x
-                        : selectedBoundingBox[0],
-                    )}
-                  </td>
+                  <td>{Math.round(selectedBoundingBox[0])}</td>
                 </tr>
                 <tr>
                   <td>{"y"}</td>
-                  <td>
-                    {Math.round(
-                      selectedElements.length === 1
-                        ? selectedElements[0].y
-                        : selectedBoundingBox[1],
-                    )}
-                  </td>
+                  <td>{Math.round(selectedBoundingBox[1])}</td>
                 </tr>
                 <tr>
                   <td>{t("stats.width")}</td>
                   <td>
                     {Math.round(
-                      selectedElements.length === 1
-                        ? selectedElements[0].width
-                        : selectedBoundingBox[2] - selectedBoundingBox[0],
+                      selectedBoundingBox[2] - selectedBoundingBox[0],
                     )}
                   </td>
                 </tr>
@@ -152,9 +90,7 @@ export const Stats = (props: {
                   <td>{t("stats.height")}</td>
                   <td>
                     {Math.round(
-                      selectedElements.length === 1
-                        ? selectedElements[0].height
-                        : selectedBoundingBox[3] - selectedBoundingBox[1],
+                      selectedBoundingBox[3] - selectedBoundingBox[1],
                     )}
                   </td>
                 </tr>
@@ -170,28 +106,7 @@ export const Stats = (props: {
                 </td>
               </tr>
             )}
-            <tr>
-              <th colSpan={2}>{t("stats.version")}</th>
-            </tr>
-            <tr>
-              <td
-                colSpan={2}
-                style={{ textAlign: "center", cursor: "pointer" }}
-                onClick={async () => {
-                  try {
-                    await copyTextToSystemClipboard(getVersion());
-                    props.setAppState({
-                      toastMessage: t("toast.copyToClipboard"),
-                    });
-                  } catch {}
-                }}
-                title={t("stats.versionCopy")}
-              >
-                {timestamp}
-                <br />
-                {hash}
-              </td>
-            </tr>
+            {props.renderCustomStats?.(props.elements, props.appState)}
           </tbody>
         </table>
       </Island>

src/components/Toast.tsx

@@ -1,4 +1,4 @@
-import React, { useCallback, useEffect, useRef } from "react";
+import { useCallback, useEffect, useRef } from "react";
 import { TOAST_TIMEOUT } from "../constants";
 import "./Toast.scss";
 

src/components/ToolButton.tsx

@@ -2,8 +2,9 @@ import "./ToolIcon.scss";
 
 import React from "react";
 import clsx from "clsx";
+import { useExcalidrawContainer } from "./App";
 
-type ToolIconSize = "s" | "m";
+export type ToolButtonSize = "small" | "medium";
 
 type ToolButtonBaseProps = {
   icon?: React.ReactNode;
@@ -14,7 +15,7 @@ type ToolButtonBaseProps = {
   title?: string;
   name?: string;
   id?: string;
-  size?: ToolIconSize;
+  size?: ToolButtonSize;
   keyBindingLabel?: string;
   showAriaLabel?: boolean;
   hidden?: boolean;
@@ -29,21 +30,24 @@ type ToolButtonProps =
       children?: React.ReactNode;
       onClick?(): void;
     })
+  | (ToolButtonBaseProps & {
+      type: "icon";
+      children?: React.ReactNode;
+      onClick?(): void;
+    })
   | (ToolButtonBaseProps & {
       type: "radio";
-
       checked: boolean;
       onChange?(): void;
     });
 
-const DEFAULT_SIZE: ToolIconSize = "m";
-
 export const ToolButton = React.forwardRef((props: ToolButtonProps, ref) => {
+  const { id: excalId } = useExcalidrawContainer();
   const innerRef = React.useRef(null);
   React.useImperativeHandle(ref, () => innerRef.current);
-  const sizeCn = `ToolIcon_size_${props.size || DEFAULT_SIZE}`;
+  const sizeCn = `ToolIcon_size_${props.size}`;
 
-  if (props.type === "button") {
+  if (props.type === "button" || props.type === "icon") {
     return (
       <button
         className={clsx(
@@ -56,6 +60,7 @@ export const ToolButton = React.forwardRef((props: ToolButtonProps, ref) => {
           {
             ToolIcon: !props.hidden,
             "ToolIcon--selected": props.selected,
+            "ToolIcon--plain": props.type === "icon",
           },
         )}
         data-testid={props["data-testid"]}
@@ -66,14 +71,16 @@ export const ToolButton = React.forwardRef((props: ToolButtonProps, ref) => {
         onClick={props.onClick}
         ref={innerRef}
       >
-        <div className="ToolIcon__icon" aria-hidden="true">
-          {props.icon || props.label}
-          {props.keyBindingLabel && (
-            <span className="ToolIcon__keybinding">
-              {props.keyBindingLabel}
-            </span>
-          )}
-        </div>
+        {(props.icon || props.label) && (
+          <div className="ToolIcon__icon" aria-hidden="true">
+            {props.icon || props.label}
+            {props.keyBindingLabel && (
+              <span className="ToolIcon__keybinding">
+                {props.keyBindingLabel}
+              </span>
+            )}
+          </div>
+        )}
         {props.showAriaLabel && (
           <div className="ToolIcon__label">{props["aria-label"]}</div>
         )}
@@ -91,7 +98,7 @@ export const ToolButton = React.forwardRef((props: ToolButtonProps, ref) => {
         aria-label={props["aria-label"]}
         aria-keyshortcuts={props["aria-keyshortcuts"]}
         data-testid={props["data-testid"]}
-        id={props.id}
+        id={`${excalId}-${props.id}`}
         onChange={props.onChange}
         checked={props.checked}
         ref={innerRef}
@@ -109,4 +116,5 @@ export const ToolButton = React.forwardRef((props: ToolButtonProps, ref) => {
 ToolButton.defaultProps = {
   visible: true,
   className: "",
+  size: "medium",
 };

src/components/ToolIcon.scss

@@ -8,9 +8,26 @@
     position: relative;
     font-family: Cascadia;
     cursor: pointer;
-    background-color: var(--button-gray-1);
     -webkit-tap-highlight-color: transparent;
     border-radius: var(--space-factor);
+    user-select: none;
+
+    background-color: var(--button-gray-1);
+
+    &:hover {
+      background-color: var(--button-gray-2);
+    }
+    &:active {
+      background-color: var(--button-gray-3);
+    }
+  }
+
+  .ToolIcon--plain {
+    background-color: transparent;
+    .ToolIcon__icon {
+      width: 2rem;
+      height: 2rem;
+    }
   }
 
   .ToolIcon__icon {
@@ -43,9 +60,9 @@
     text-overflow: ellipsis;
   }
 
-  .ToolIcon_size_s .ToolIcon__icon {
-    width: 1.4rem;
-    height: 1.4rem;
+  .ToolIcon_size_small .ToolIcon__icon {
+    width: 2rem;
+    height: 2rem;
     font-size: 0.8em;
   }
 
@@ -57,14 +74,6 @@
     margin: 0;
     font-size: inherit;
 
-    &:hover {
-      background-color: var(--button-gray-1);
-    }
-
-    &:active {
-      background-color: var(--button-gray-2);
-    }
-
     &:focus {
       box-shadow: 0 0 0 2px var(--focus-highlight-color);
     }
@@ -77,6 +86,14 @@
       }
     }
 
+    &:hover {
+      background-color: var(--button-gray-2);
+    }
+
+    &:active {
+      background-color: var(--button-gray-3);
+    }
+
     &--show {
       visibility: visible;
     }
@@ -94,6 +111,9 @@
 
     &:not(.ToolIcon_toggle_opaque):checked + .ToolIcon__icon {
       background-color: var(--button-gray-2);
+      &:active {
+        background-color: var(--button-gray-3);
+      }
     }
 
     &:focus + .ToolIcon__icon {
@@ -121,12 +141,21 @@
     }
 
     .ToolIcon__icon {
+      background-color: var(--button-gray-1);
+      &:hover {
+        background-color: var(--button-gray-2);
+      }
+      &:active {
+        background-color: var(--button-gray-3);
+      }
+
       width: 2rem;
       height: 2em;
     }
   }
 
   .ToolIcon.ToolIcon__lock {
+    margin-inline-end: var(--space-factor);
     &.ToolIcon_type_floating {
       margin-left: 0.1rem;
     }
@@ -157,10 +186,9 @@
   // move the lock button out of the way on small viewports
   // it begins to collide with the GitHub icon before we switch to mobile mode
   @media (max-width: 760px) {
-    .ToolIcon.ToolIcon__lock {
+    .ToolIcon.ToolIcon_type_floating {
       display: inline-block;
       position: absolute;
-      top: 60px;
       right: -8px;
 
       margin-left: 0;
@@ -185,16 +213,13 @@
         position: static;
       }
     }
-  }
+    .ToolIcon.ToolIcon__library {
+      top: 100px;
+    }
 
-  .TooltipIcon {
-    width: 0.9em;
-    height: 0.9em;
-    margin-left: 5px;
-    margin-top: 1px;
-
-    @media #{$is-mobile-query} {
-      display: none;
+    .ToolIcon.ToolIcon__lock {
+      margin-inline-end: 0;
+      top: 60px;
     }
   }
 

src/components/Tooltip.scss

@@ -1,58 +1,45 @@
 @import "../css/variables.module";
-.excalidraw {
-  .Tooltip {
-    position: relative;
-  }
 
-  .Tooltip__label {
-    --arrow-size: 4px;
-    visibility: hidden;
-    background: $oc-black;
-    color: $oc-white;
-    text-align: center;
-    border-radius: 6px;
-    padding: 8px;
-    position: absolute;
-    z-index: 10;
-    font-size: 13px;
-    line-height: 1.5;
-    font-weight: 500;
-    // extra pixel offset for unknown reasons
-    left: calc(50% + var(--arrow-size) / 2 - 1px);
-    transform: translateX(-50%);
-    word-wrap: break-word;
+// container in body where the actual tooltip is appended to
+.excalidraw-tooltip {
+  position: absolute;
+  z-index: 1000;
 
-    &::after {
-      content: "";
-      border: var(--arrow-size) solid transparent;
-      position: absolute;
-      left: calc(50% - var(--arrow-size));
-    }
+  padding: 8px;
+  border-radius: 6px;
+  box-sizing: border-box;
+  pointer-events: none;
+  word-wrap: break-word;
 
-    &--above {
-      bottom: calc(100% + var(--arrow-size) + 3px);
+  background: $oc-black;
 
-      &::after {
-        border-top-color: $oc-black;
-        top: 100%;
-      }
-    }
+  line-height: 1.5;
+  text-align: center;
+  font-size: 13px;
+  font-weight: 500;
+  color: $oc-white;
 
-    &--below {
-      top: calc(100% + var(--arrow-size) + 3px);
+  display: none;
 
-      &::after {
-        border-bottom-color: $oc-black;
-        bottom: 100%;
-      }
-    }
-  }
-
-  .Tooltip:hover .Tooltip__label {
-    visibility: visible;
-  }
-
-  .Tooltip__label:hover {
-    visibility: visible;
+  &.excalidraw-tooltip--visible {
+    display: block;
+  }
+}
+
+// wraps the element we want to apply the tooltip to
+.excalidraw-tooltip-wrapper {
+  display: flex;
+  height: 100%;
+}
+
+.excalidraw-tooltip-icon {
+  width: 0.9em;
+  height: 0.9em;
+  margin-left: 5px;
+  margin-top: 1px;
+  display: flex;
+
+  @include isMobile {
+    display: none;
   }
 }

src/components/Tooltip.tsx

@@ -1,31 +1,93 @@
 import "./Tooltip.scss";
 
-import React from "react";
+import React, { useEffect } from "react";
+
+const getTooltipDiv = () => {
+  const existingDiv = document.querySelector<HTMLDivElement>(
+    ".excalidraw-tooltip",
+  );
+  if (existingDiv) {
+    return existingDiv;
+  }
+  const div = document.createElement("div");
+  document.body.appendChild(div);
+  div.classList.add("excalidraw-tooltip");
+  return div;
+};
+
+const updateTooltip = (
+  item: HTMLDivElement,
+  tooltip: HTMLDivElement,
+  label: string,
+  long: boolean,
+) => {
+  tooltip.classList.add("excalidraw-tooltip--visible");
+  tooltip.style.minWidth = long ? "50ch" : "10ch";
+  tooltip.style.maxWidth = long ? "50ch" : "15ch";
+
+  tooltip.textContent = label;
+
+  const {
+    x: itemX,
+    bottom: itemBottom,
+    top: itemTop,
+    width: itemWidth,
+  } = item.getBoundingClientRect();
+
+  const {
+    width: labelWidth,
+    height: labelHeight,
+  } = tooltip.getBoundingClientRect();
+
+  const viewportWidth = window.innerWidth;
+  const viewportHeight = window.innerHeight;
+
+  const margin = 5;
+
+  const left = itemX + itemWidth / 2 - labelWidth / 2;
+  const offsetLeft =
+    left + labelWidth >= viewportWidth ? left + labelWidth - viewportWidth : 0;
+
+  const top = itemBottom + margin;
+  const offsetTop =
+    top + labelHeight >= viewportHeight
+      ? itemBottom - itemTop + labelHeight + margin * 2
+      : 0;
+
+  Object.assign(tooltip.style, {
+    top: `${top - offsetTop}px`,
+    left: `${left - offsetLeft}px`,
+  });
+};
 
 type TooltipProps = {
   children: React.ReactNode;
   label: string;
-  position?: "above" | "below";
   long?: boolean;
 };
 
-export const Tooltip = ({
-  children,
-  label,
-  position = "below",
-  long = false,
-}: TooltipProps) => (
-  <div className="Tooltip">
-    <span
-      className={
-        position === "above"
-          ? "Tooltip__label Tooltip__label--above"
-          : "Tooltip__label Tooltip__label--below"
+export const Tooltip = ({ children, label, long = false }: TooltipProps) => {
+  useEffect(() => {
+    return () =>
+      getTooltipDiv().classList.remove("excalidraw-tooltip--visible");
+  }, []);
+
+  return (
+    <div
+      className="excalidraw-tooltip-wrapper"
+      onPointerEnter={(event) =>
+        updateTooltip(
+          event.currentTarget as HTMLDivElement,
+          getTooltipDiv(),
+          label,
+          long,
+        )
+      }
+      onPointerLeave={() =>
+        getTooltipDiv().classList.remove("excalidraw-tooltip--visible")
       }
-      style={{ width: long ? "50ch" : "10ch" }}
     >
-      {label}
-    </span>
-    {children}
-  </div>
-);
+      {children}
+    </div>
+  );
+};