| /* |
| * Copyright (C) 2006, 2008, 2009 Apple Inc. All rights reserved. |
| * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| typedef ( |
| #if defined(ENABLE_WEBGL) && ENABLE_WEBGL |
| WebGLRenderingContext or |
| #endif |
| #if defined(ENABLE_WEBGL2) && ENABLE_WEBGL2 |
| WebGL2RenderingContext or |
| #endif |
| #if defined(ENABLE_WEBGPU) && ENABLE_WEBGPU |
| GPUCanvasContext or |
| #endif |
| ImageBitmapRenderingContext or |
| CanvasRenderingContext2D) RenderingContext; |
| |
| [ |
| JSGenerateToNativeObject, |
| ReportExtraMemoryCost, |
| ReportExternalMemoryCost, |
| ] interface HTMLCanvasElement : HTMLElement { |
| [CEReactions=NotNeeded, CallTracingCallback=recordCanvasAction] attribute unsigned long width; |
| [CEReactions=NotNeeded, CallTracingCallback=recordCanvasAction] attribute unsigned long height; |
| |
| [CallWith=ExecState, MayThrowException] RenderingContext? getContext(DOMString contextId, any... arguments); |
| |
| [MayThrowException] DOMString toDataURL(optional DOMString type, optional any quality); |
| [CallWith=ScriptExecutionContext, MayThrowException] void toBlob(BlobCallback callback, optional DOMString type, optional any quality); |
| |
| [Conditional=MEDIA_STREAM, CallWith=ScriptExecutionContext, MayThrowException, NewObject] MediaStream captureStream(optional double frameRequestRate); |
| }; |