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/*
* 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
WebGPURenderingContext or
#endif
CanvasRenderingContext2D) RenderingContext;
[
JSGenerateToNativeObject,
ReportExtraMemoryCost,
ReportExternalMemoryCost,
] interface HTMLCanvasElement : HTMLElement {
attribute unsigned long width;
attribute unsigned long height;
[CallWith=ScriptState, 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);
};
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