Adding offscreencanvas support

fjtrujy · cburgmer · commit 91023981b219 · 2025-06-30T22:00:26.000+02:00
diff --git a/src/typings.d.ts b/src/typings.d.ts
@@ -174,7 +174,7 @@ export interface Error {
  */
 export function drawHTML(
     html: string,
-    canvas: HTMLCanvasElement,
+    canvas: HTMLCanvasElement | OffscreenCanvas,
     options?: Options
 ): Promise<RenderResult>;
 
@@ -197,7 +197,7 @@ export function drawHTML(
  */
 export function drawURL(
     url: string,
-    canvas: HTMLCanvasElement,
+    canvas: HTMLCanvasElement | OffscreenCanvas,
     options?: Options
 ): Promise<RenderResult>;
 
@@ -220,6 +220,6 @@ export function drawURL(
  */
 export function drawDocument(
     document: Document,
-    canvas: HTMLCanvasElement,
+    canvas: HTMLCanvasElement | OffscreenCanvas,
     options?: Options
 ): Promise<RenderResult>;
diff --git a/src/util.js b/src/util.js
@@ -40,7 +40,7 @@ var util = (function (url) {
             isObject(obj) &&
             Object.prototype.toString
                 .apply(obj)
-                .match(/\[object (Canvas|HTMLCanvasElement)\]/i)
+                .match(/\[object (Canvas|HTMLCanvasElement|OffscreenCanvas)\]/i)
         );
     };
 
