feat: fractional indexing (#7359)

* Introducing fractional indices as part of `element.index`

* Ensuring invalid fractional indices are always synchronized with the array order

* Simplifying reconciliation based on the fractional indices

* Moving reconciliation inside the `@excalidraw/excalidraw` package

---------

Co-authored-by: Marcel Mraz <marcel@excalidraw.com>
Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
This commit is contained in:
Ryan Di 2024-04-04 20:51:11 +08:00 committed by GitHub
parent bbdcd30a73
commit 32df5502ae
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
50 changed files with 3640 additions and 2047 deletions

View file

@ -103,6 +103,7 @@ export class API {
id?: string;
isDeleted?: boolean;
frameId?: ExcalidrawElement["id"] | null;
index?: ExcalidrawElement["index"];
groupIds?: string[];
// generic element props
strokeColor?: ExcalidrawGenericElement["strokeColor"];
@ -170,6 +171,7 @@ export class API {
x,
y,
frameId: rest.frameId ?? null,
index: rest.index ?? null,
angle: rest.angle ?? 0,
strokeColor: rest.strokeColor ?? appState.currentItemStrokeColor,
backgroundColor: