Márk Tolmács 5852d0d410 fix: Arrow overlap arrow behavior (#10732)
* fix(arrow): Overlap arrow behavior

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

* fix: Lint

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

* feat(editor): reduce binding gap (#10739)

* feat(editor): reduce binding gap to 7px

* feat(editor): reduce binding gap to 5px

* feat(editor): reduce binding gap to 3px

* go back to 5px

* update tests

* feat: Simplified update bind points

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

* fix: Remove non-needed export

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

* fix. Possessed arrows #1

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

* fix: Focus point projection stabilization

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

* fix: Remove arrow stability hack

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

* fix: Unbound other endpoint

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

* feat(editor): visualize binding midpoints + support for simple arrows (#10611)

* feat: Force exact center focus point

When the projected point is close to center snap it to the exact center.

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

* fix: Tests

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

* fix: Snap to center around side mid point.

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

* Trigger CI

* fix: Midpoint outline focus point

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

* fix: Tests

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

* fix: Dragging existing arrow reset focus point on outline

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

* fix: Tests

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

* feat: Midpoint indicator

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

* fix: Rotated mid points

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

* fix: No hole

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

* feat: Cache hits and scene lookups

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

* chore: Remove debug

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

* fix: Consider hit threshold and inside override too

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

* fix: Increase outline midpoint sticky distance

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

* fix: Don't show midpoint indicator when no snapping is possible

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

* feat: Indicate lock-in

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

* chore: Remove Map caching

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

* fix: incorrect threshold

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

* fix: threshold setting

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

* fix: Hit caching

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

* fix: Simple arrow mid point selection inconsistency

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

* fix: cache override

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

* fix: Precise know dragging with midpoint refactor

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

* fear: Frame support

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

* fix: Crossing arrow won't trigger mid point

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

* fix: Arrow creation point highlight

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

* fix: Restore types & tests

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

* chore: Restore restore.ts

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

* fix: restore.ts

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

* fix: Elbow arrows reliably highlight center point

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

* fix: Highlight point ordering

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

* feat: Bind with focus point across shape

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

* fix: Lint

* fix: Midpoint and binding alignment

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

* chore: Indicator color

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

* chore: More knob tuning

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

* fix: Radius

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

* fix: Tests

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

* simplify point indicators

---------

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>
Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

* fix: Tests

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

* fix: Snapshots

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

* fix: Target point selection

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

* chore: Remove non-needed change

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

* chore: Try again removing non-needed modification

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

* fix: Inside-inside binding arrow endpoint drag trigger focus point editor

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

* fix: Area based edge case

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

* fix: Overlapping new arrow jump

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

---------

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>
Co-authored-by: David Luzar <5153846+dwelle@users.noreply.github.com>
2026-02-17 14:10:05 +01:00

Excalidraw

Excalidraw Editor | Blog | Documentation | Excalidraw+

An open source virtual hand-drawn style whiteboard.
Collaborative and end-to-end encrypted.


Excalidraw is released under the MIT license. npm downloads/month PRs welcome! Chat on Discord Ask DeepWiki Follow Excalidraw on Twitter

Product showcase

Create beautiful hand-drawn like diagrams, wireframes, or whatever you like.

Features

The Excalidraw editor (npm package) supports:

  • 💯 Free & open-source.
  • 🎨 Infinite, canvas-based whiteboard.
  • ✍️ Hand-drawn like style.
  • 🌓 Dark mode.
  • 🏗️ Customizable.
  • 📷 Image support.
  • 😀 Shape libraries support.
  • 🌐 Localization (i18n) support.
  • 🖼️ Export to PNG, SVG & clipboard.
  • 💾 Open format - export drawings as an .excalidraw json file.
  • ⚒️ Wide range of tools - rectangle, circle, diamond, arrow, line, free-draw, eraser...
  • ➡️ Arrow-binding & labeled arrows.
  • 🔙 Undo / Redo.
  • 🔍 Zoom and panning support.

Excalidraw.com

The app hosted at excalidraw.com is a minimal showcase of what you can build with Excalidraw. Its source code is part of this repository as well, and the app features:

  • 📡 PWA support (works offline).
  • 🤼 Real-time collaboration.
  • 🔒 End-to-end encryption.
  • 💾 Local-first support (autosaves to the browser).
  • 🔗 Shareable links (export to a readonly link you can share with others).

We'll be adding these features as drop-in plugins for the npm package in the future.

Quick start

Note: following instructions are for installing the Excalidraw npm package when integrating Excalidraw into your own app. To run the repository locally for development, please refer to our Development Guide.

Use npm or yarn to install the package.

npm install react react-dom @excalidraw/excalidraw
# or
yarn add react react-dom @excalidraw/excalidraw

Check out our documentation for more details!

Contributing

Integrations

Who's integrating Excalidraw

Google CloudMetaCodeSandboxObsidian ExcalidrawReplitSliteNotionHackerRank • and many others

Sponsors & support

If you like the project, you can become a sponsor at Open Collective or use Excalidraw+.

Thank you for supporting Excalidraw

Last but not least, we're thankful to these companies for offering their services for free:

Vercel Sentry Crowdin

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