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improve & granularize ExcalidrawElement types (#991)

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* improve & granularize ExcalidrawElement types

* fix incorrectly passing type

* fix tests

* fix more tests

* fix unnecessary spreads & refactor

* add comments
This commit is contained in:
David Luzar 2020-03-17 20:55:40 +01:00 • committed by GitHub
parent 1c545c1d47
commit 373d16abe6
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GPG key ID: 4AEE18F83AFDEB23
22 changed files with 430 additions and 272 deletions
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11
src/data/restore.ts
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@ -8,7 +8,9 @@ import nanoid from "nanoid";
import { calculateScrollCenter } from "../scene";
export function restore(
savedElements: readonly ExcalidrawElement[],
// we're making the elements mutable for this API because we want to
// efficiently remove/tweak properties on them (to migrate old scenes)
savedElements: readonly Mutable<ExcalidrawElement>[],
savedState: AppState | null,
opts?: { scrollToContent: boolean },
): DataState {
@ -35,6 +37,7 @@ export function restore(
[element.width, element.height],
];
}
element.points = points;
} else if (element.type === "line") {
// old spec, pre-arrows
// old spec, post-arrows
@ -46,8 +49,13 @@ export function restore(
} else {
points = element.points;
}
element.points = points;
} else {
normalizeDimensions(element);
// old spec, where non-linear elements used to have empty points arrays
if ("points" in element) {
delete element.points;
}
}
return {
@ -62,7 +70,6 @@ export function restore(
element.opacity === null || element.opacity === undefined
? 100
: element.opacity,
points,
};
});