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feat: Orthogonal (elbow) arrows for diagramming (#8299)

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Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
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Márk Tolmács 2024-08-01 18:39:03 +02:00 • committed by GitHub
parent a133a70e87
commit 15e019706d
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69 changed files with 5415 additions and 1144 deletions
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11
packages/excalidraw/history.ts
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@ -1,6 +1,7 @@
import type { AppStateChange, ElementsChange } from "./change";
import type { SceneElementsMap } from "./element/types";
import { Emitter } from "./emitter";
import type Scene from "./scene/Scene";
import type { Snapshot } from "./store";
import type { AppState } from "./types";
@ -64,6 +65,7 @@ export class History {
elements: SceneElementsMap,
appState: AppState,
snapshot: Readonly<Snapshot>,
scene: Scene,
) {
return this.perform(
elements,
@ -71,6 +73,7 @@ export class History {
snapshot,
() => History.pop(this.undoStack),
(entry: HistoryEntry) => History.push(this.redoStack, entry, elements),
scene,
);
}
@ -78,6 +81,7 @@ export class History {
elements: SceneElementsMap,
appState: AppState,
snapshot: Readonly<Snapshot>,
scene: Scene,
) {
return this.perform(
elements,
@ -85,6 +89,7 @@ export class History {
snapshot,
() => History.pop(this.redoStack),
(entry: HistoryEntry) => History.push(this.undoStack, entry, elements),
scene,
);
}
@ -94,6 +99,7 @@ export class History {
snapshot: Readonly<Snapshot>,
pop: () => HistoryEntry | null,
push: (entry: HistoryEntry) => void,
scene: Scene,
): [SceneElementsMap, AppState] | void {
try {
let historyEntry = pop();
@ -110,7 +116,7 @@ export class History {
while (historyEntry) {
try {
[nextElements, nextAppState, containsVisibleChange] =
historyEntry.applyTo(nextElements, nextAppState, snapshot);
historyEntry.applyTo(nextElements, nextAppState, snapshot, scene);
} finally {
// make sure to always push / pop, even if the increment is corrupted
push(historyEntry);
@ -181,9 +187,10 @@ export class HistoryEntry {
elements: SceneElementsMap,
appState: AppState,
snapshot: Readonly<Snapshot>,
scene: Scene,
): [SceneElementsMap, AppState, boolean] {
const [nextElements, elementsContainVisibleChange] =
this.elementsChange.applyTo(elements, snapshot.elements);
this.elementsChange.applyTo(elements, snapshot.elements, scene);
const [nextAppState, appStateContainsVisibleChange] =
this.appStateChange.applyTo(appState, nextElements);