Márk Tolmács b552c60714 feat: Focus indicator (#10613)
* feat: Focus indicator

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

* fix: Snapshot update

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

* feat: Move visualdebug to utils and introduce volume bindable volume visualization

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

* fix: Move visualdebug to elements

Due to dep circles

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

* fix: Possible test timeout

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

* fix: Incorrect hit test point input

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

* feat: Add fallback when dragged outside of allowed area

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

* fix: Elbow arrows don't need focus point mgmt

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

* fix: End bound indirect fix

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

* fix: Show indicator when arrow endpoint dragging

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

* fix: Update bound arrow endpoint at mid-point drag

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

* chore: Refactor

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

* fix: Curve endpoint intersection

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

* fix: Outline focus point is reset on existing arrow drag

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

* fix: Tests

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

* chore: Fix lint

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

* feat: Dragging focus point off

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

* fix: Don't show the focus indicator when arrow endpoint is dragged

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

* fix: Drag area for focus handles

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

* fix: Focus point size unified

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

* fix: Size bump for focus knob

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: Other shape switching

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

* perf: Update tolerance params

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

* fix: Focus know line width

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

* fix: knob offset

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

* fix: Full overlap

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: cache override

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

* fix: Snapshots

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

* feat: Redesigned focus point handling

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

* fix: Inside-inside mode

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

* chore: Remove comment

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

* feat: Allow focus knob outside the shape

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

* fix: Arrow endpoint offset

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

* fix: Focus knob element distance

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

* fix: Increase iteration on curve intersection calc

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

* fix: Handle disabled binding

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

* fix: Alt mode

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

* fix: Nested shape focus rewrite

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

* fix: Alt + Ctrl + arrow endpoitn

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

* fix: Hit ordering for focus points

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

* fix: Focus point visibility

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

* dry out renderFocusPointIndicator

* do not higlight point when dragging & make focus point smaller

* optimize retrieval of selectedLinearElement

* move focus highlighting into renderFocusPointIndicator to DRY out and colocate

* remove `disabled` state from focus highlight

* make focus point stroke color less prominent

* fix: No focus point for multi-point arrows

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

* fix: Arrow edit mode drag focus point release

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

* DRY out arrow point-like drag

* move `focus.ts` to `arrows/focus.ts`

---------

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>
Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
2026-01-31 15:08:28 +01:00
2026-01-31 15:08:28 +01:00
2024-08-06 13:21:20 +02:00
2020-04-03 19:19:01 +02:00
2024-09-09 17:12:07 +02:00
2020-09-15 21:59:00 +02:00
2025-05-25 21:23:40 +02:00
2023-05-18 16:06:27 +02:00
2025-05-25 21:23:40 +02:00
2020-01-05 13:09:29 -08:00
2025-12-01 11:15:29 +00:00

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

S
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