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feat: support selecting multiple library items via shift (#4306)

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David Luzar 2021-11-26 12:46:23 +01:00 • committed by GitHub
parent b53d1f6f3e
commit 06db702b5d
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15 changed files with 117 additions and 67 deletions
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10
src/actions/actionHistory.tsx
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@ -6,9 +6,9 @@ import History, { HistoryEntry } from "../history";
import { ExcalidrawElement } from "../element/types";
import { AppState } from "../types";
import { isWindows, KEYS } from "../keys";
import { getElementMap } from "../element";
import { newElementWith } from "../element/mutateElement";
import { fixBindingsAfterDeletion } from "../element/binding";
import { arrayToMap } from "../utils";
const writeData = (
prevElements: readonly ExcalidrawElement[],
@ -27,17 +27,17 @@ const writeData = (
return { commitToHistory };
}
const prevElementMap = getElementMap(prevElements);
const prevElementMap = arrayToMap(prevElements);
const nextElements = data.elements;
const nextElementMap = getElementMap(nextElements);
const nextElementMap = arrayToMap(nextElements);
const deletedElements = prevElements.filter(
(prevElement) => !nextElementMap.hasOwnProperty(prevElement.id),
(prevElement) => !nextElementMap.has(prevElement.id),
);
const elements = nextElements
.map((nextElement) =>
newElementWith(
prevElementMap[nextElement.id] || nextElement,
prevElementMap.get(nextElement.id) || nextElement,
nextElement,
),
)