Show the swatch and return (clicked, rect).

Get the number of points.

Get the number of shapes.

Check if the document is empty.

Get the bounding box of all shapes.

Set the size.

Get the stroke color as a peniko Color.

Get the fill color as a peniko Color.

Push current state to undo stack (call before making changes).

Get a mutable reference to a shape by ID.

Get a shape by ID.

Add a shape to the document.

Clear selection.

Set the button height.

Helper functions to extract values from LoroMapValue

Get the affine transform for rendering. This transform converts world coordinates to screen coordinates.

Check if the path is empty.

Remove state for a deleted shape.

Convert a screen point to world coordinates.

Clear all shapes from the document.

Random offset scaled by amount

Send a text message.

Add to selection.

Check if we're in a room.

Set the style.

Get the current text content.

Get a mutable reference to the CRDT document.

Snap a point to the nearest grid intersection.

Get all points including start, intermediate, and end.

Parse the flowchart body into nodes, subgraph clusters, edges, and a top-level flow direction.

Set the current tool.

Delete a document by ID.

Get the hovered shape ID (if any).

Convert Mermaid label conventions into plain multi-line text: `<br>` and `<br/>` become newlines, and surrounding quotes are stripped.

Estimate the rendered `(width, height)` of a possibly multi-line label at the given font size. This is only an approximation used for box sizing; the

Menu item with label and shortcut - uses drafftink_widgets.

Set whether this swatch is selected.

Build the default stroke/fill style for diagram geometry.

Reset cursor to visible state and start blinking.

Remove a shape from the document.

Add a shape to the document.

Set the text width constraint.

Find shapes at a point (in world coordinates).

Get the stroke color with opacity applied.

Take pending outgoing messages (drains the queue).

Base64 decoding

Set the font size.

Parse the diagram body into participants and time-ordered events. Unknown or unsupported lines are skipped so arbitrary input never aborts the import.

Select a shape (clears previous selection).

Convert style properties to Loro map entries.

Get the z-order list.

Apply a handle manipulation to a shape. Returns the modified shape. `keep_aspect_ratio`: if true, maintains aspect ratio during corner resize (Shift k

Clear all shapes from the document.

Default button (frameless close button).

Create a driver for performing edit operations.

Enable collaboration.

Parse an Excalidraw library file into named items, or `None` if the text is not a recognizable `excalidrawlib` document. Supports the v2 `libraryItems

Reset camera to default position and zoom.

Get the rotation angle in radians (0 for shapes that don't support rotation).

Force save the document immediately.

Small circular swatch (default)

Serialize the document to JSON.

Convert current UI style to ShapeStyle. Generates a new random seed for each shape created.

Add a shape, syncing to CRDT if enabled.

Begin a tool interaction.

Cancel any ongoing operation.

Create a centered text shape whose bounding box is centered on `center`.

Pan the camera by a delta in screen coordinates.

Common panel frame style - uses drafftink_widgets.

Place a freshly imported/pasted set of shapes onto the canvas, centered on a world-space point, as a single undoable operation that also selects the r

Create a rectangle shape at `(x, y)` with the given size, corner radius and optional fill.

Save document to a JSON file using native file dialog (async, non-blocking).

Get the shapes map.

Snap a line endpoint considering both angle snapping and grid snapping. When BOTH angle_snap AND grid_snap are enabled: - Snaps to grid LINE intersec

Zoom the camera, keeping the given screen point fixed.

Build a scene for export (shapes only, no grid/selection/guides). Returns the scene and the scaled bounds (for texture dimensions). `scale` is the ex

Build a scene for exporting selected shapes only. `scale` is the export resolution multiplier (1 = 1x, 2 = 2x, 3 = 3x).

Get mutable references to both font and layout contexts for text editing.

Scale the image to fit within max dimensions while preserving aspect ratio.

Get or create the database connection.

Get the selection handles for a shape.