init: the first public commit for AFFiNE

2026-07-25 14:28:51 +08:00 · 2022-07-22 15:49:21 +08:00
commit e3e3741393
1451 changed files with 108124 additions and 0 deletions
@@ -0,0 +1,106 @@
+import { Vec } from '@tldraw/vec';
+import {
+    SessionType,
+    TDStatus,
+    TldrawPatch,
+    TldrawCommand,
+} from '@toeverything/components/board-types';
+import type { TldrawApp } from '@toeverything/components/board-state';
+import { BaseSession } from './base-session';
+export class LaserSession extends BaseSession {
+    type = SessionType.Draw;
+    performanceMode: any = undefined;
+    status = TDStatus.Creating;
+    prevPoint: number[];
+    prevEraseShapesSize = 0;
+
+    constructor(app: TldrawApp) {
+        super(app);
+        this.prevPoint = [...app.originPoint];
+        this.interval = this.loop();
+    }
+
+    interval: any;
+    timestamp1 = 0;
+    timestamp2 = 0;
+    prevErasePoint: number[] = [];
+
+    loop = () => {
+        const now = Date.now();
+        const elapsed1 = now - this.timestamp1;
+        const elapsed2 = now - this.timestamp2;
+        const { laserLine } = this.app.appState;
+
+        let next = [...laserLine];
+        let didUpdate = false;
+
+        if (elapsed1 > 16 && this.prevErasePoint !== this.prevPoint) {
+            didUpdate = true;
+            next = [...laserLine, this.prevPoint];
+            this.prevErasePoint = this.prevPoint;
+        }
+
+        if (elapsed2 > 32) {
+            if (next.length > 1) {
+                didUpdate = true;
+                next.splice(0, Math.ceil(next.length * 0.1));
+                this.timestamp2 = now;
+            }
+        }
+
+        if (didUpdate) {
+            this.app.patchState(
+                {
+                    appState: {
+                        laserLine: next,
+                    },
+                },
+                'eraseline'
+            );
+        }
+
+        this.interval = requestAnimationFrame(this.loop);
+    };
+
+    start = (): TldrawPatch | undefined => void null;
+
+    update = (): TldrawPatch | undefined => {
+        const { originPoint, currentPoint } = this.app;
+
+        const newPoint = Vec.toFixed(
+            Vec.add(originPoint, Vec.sub(currentPoint, originPoint))
+        );
+
+        this.prevPoint = newPoint;
+
+        return {};
+    };
+
+    cancel = (): TldrawPatch | undefined => {
+        cancelAnimationFrame(this.interval);
+        return {
+            appState: {
+                laserLine: [],
+            },
+        };
+    };
+
+    complete = (): TldrawPatch | TldrawCommand | undefined => {
+        const { page } = this.app;
+
+        cancelAnimationFrame(this.interval);
+
+        return {
+            before: {
+                appState: {
+                    laserLine: [],
+                },
+            },
+            after: {
+                appState: {
+                    laserLine: [],
+                },
+            },
+        };
+    };
+}