wip

2026-04-03 16:34:26 +02:00
parent d9e8a33aa4
commit 3e53dcd956
28 changed files with 986 additions and 56 deletions
@@ -0,0 +1,78 @@
+import React from "react";
+
+import { Excalidraw } from "../index";
+import { API } from "./helpers/api";
+import { Pointer, UI } from "./helpers/ui";
+import { render } from "./test-utils";
+
+describe("freedraw", () => {
+  beforeEach(async () => {
+    await render(<Excalidraw />);
+  });
+
+  it("rounds stored points and drops duplicates after rounding", () => {
+    const mouse = new Pointer("mouse");
+
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 20);
+    mouse.moveTo(10.1234, 20.5678);
+    mouse.moveTo(10.1249, 20.5681);
+    mouse.upAt(20.9999, 30.0001);
+
+    const freedraw = window.h.elements.at(-1);
+
+    expect(freedraw).toEqual(expect.objectContaining({ type: "freedraw" }));
+    expect((freedraw as any).points).toEqual([
+      [0, 0],
+      [0.12, 0.57],
+      [11, 10],
+    ]);
+  });
+
+  it("does not snap fixed strokes closed when ending near the start point", () => {
+    const mouse = new Pointer("mouse");
+
+    API.setAppState({ currentItemStrokeShape: "fixed" });
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 10);
+    mouse.moveTo(40, 10);
+    mouse.moveTo(30, 30);
+    mouse.upAt(12, 12);
+
+    const freedraw = window.h.elements.at(-1) as any;
+
+    expect(freedraw.points[0]).toEqual([0, 0]);
+    expect(freedraw.points.at(-1)).not.toEqual([0, 0]);
+  });
+
+  it("coalesces nearly straight fixed freedraw points at the tip", () => {
+    const mouse = new Pointer("mouse");
+
+    API.setAppState({ currentItemStrokeShape: "fixed" });
+    UI.clickTool("freedraw");
+    mouse.downAt(10, 10);
+
+    [
+      [10.2, 10.01],
+      [10.4, 10.03],
+      [10.6, 10.02],
+      [10.8, 10.04],
+      [11, 10.03],
+      [11.2, 10.05],
+      [11.4, 10.04],
+      [11.6, 10.06],
+      [11.8, 10.05],
+    ].forEach(([x, y]) => {
+      mouse.moveTo(x, y);
+    });
+    mouse.upAt(12, 10.05);
+
+    const freedraw = window.h.elements.at(-1) as any;
+
+    expect(freedraw.points.length).toBeLessThan(5);
+    expect(freedraw.points).toEqual([
+      [0, 0],
+      [2, 0.05],
+    ]);
+  });
+});