1 files changed, 110 insertions, 0 deletions
diff --git a/packages/excalidraw/global.d.ts b/packages/excalidraw/global.d.ts
new file mode 100644
index 0000000..2072657
--- /dev/null
+++ b/packages/excalidraw/global.d.ts
@@ -0,0 +1,110 @@
+interface Window {
+  ClipboardItem: any;
+  __EXCALIDRAW_SHA__: string | undefined;
+  EXCALIDRAW_ASSET_PATH: string | string[] | undefined;
+  EXCALIDRAW_EXPORT_SOURCE: string;
+  EXCALIDRAW_THROTTLE_RENDER: boolean | undefined;
+  DEBUG_FRACTIONAL_INDICES: boolean | undefined;
+  gtag: Function;
+  sa_event: Function;
+  fathom: { trackEvent: Function };
+}
+
+interface CanvasRenderingContext2D {
+  // https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/roundRect
+  roundRect?: (
+    x: number,
+    y: number,
+    width: number,
+    height: number,
+    radii:
+      | number // [all-corners]
+      | [number] // [all-corners]
+      | [number, number] // [top-left-and-bottom-right, top-right-and-bottom-left]
+      | [number, number, number] // [top-left, top-right-and-bottom-left, bottom-right]
+      | [number, number, number, number], // [top-left, top-right, bottom-right, bottom-left]
+  ) => void;
+}
+
+interface Clipboard extends EventTarget {
+  write(data: any[]): Promise<void>;
+}
+
+// PNG encoding/decoding
+// -----------------------------------------------------------------------------
+type TEXtChunk = { name: "tEXt"; data: Uint8Array };
+
+declare module "png-chunk-text" {
+  function encode(
+    name: string,
+    value: string,
+  ): { name: "tEXt"; data: Uint8Array };
+  function decode(data: Uint8Array): { keyword: string; text: string };
+}
+declare module "png-chunks-encode" {
+  function encode(chunks: TEXtChunk[]): Uint8Array;
+  export = encode;
+}
+declare module "png-chunks-extract" {
+  function extract(buffer: Uint8Array): TEXtChunk[];
+  export = extract;
+}
+// -----------------------------------------------------------------------------
+
+interface Blob {
+  handle?: import("browser-fs-acces").FileSystemHandle;
+  name?: string;
+}
+
+declare module "*.scss";
+
+// --------------------------------------------------------------------------—
+// ensure Uint8Array isn't assignable to ArrayBuffer
+// (due to TS structural typing)
+// https://github.com/microsoft/TypeScript/issues/31311#issuecomment-490690695
+interface ArrayBuffer {
+  _brand?: "ArrayBuffer";
+}
+interface Uint8Array {
+  _brand?: "Uint8Array";
+}
+// --------------------------------------------------------------------------—
+
+// https://github.com/nodeca/image-blob-reduce/issues/23#issuecomment-783271848
+declare module "image-blob-reduce" {
+  import type { PicaResizeOptions, Pica } from "pica";
+  namespace ImageBlobReduce {
+    interface ImageBlobReduce {
+      toBlob(file: File, options: ImageBlobReduceOptions): Promise<Blob>;
+      _create_blob(
+        this: { pica: Pica },
+        env: {
+          out_canvas: HTMLCanvasElement;
+          out_blob: Blob;
+        },
+      ): Promise<any>;
+    }
+
+    interface ImageBlobReduceStatic {
+      new (options?: any): ImageBlobReduce;
+
+      (options?: any): ImageBlobReduce;
+    }
+
+    interface ImageBlobReduceOptions extends PicaResizeOptions {
+      max: number;
+    }
+  }
+  const reduce: ImageBlobReduce.ImageBlobReduceStatic;
+  export = reduce;
+}
+
+interface CustomMatchers {
+  toBeNonNaNNumber(): void;
+  toCloselyEqualPoints(points: readonly [number, number][]): void;
+}
+
+declare namespace jest {
+  interface Expect extends CustomMatchers {}
+  interface Matchers extends CustomMatchers {}
+}