blob: 779031a9cb6c0ac05903ba6bc448b9dcb2c3c453 [file] [log] [blame]
/*
* Copyright (C) 2017 Apple Inc. 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. AND ITS CONTRIBUTORS ``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 ITS 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.
*/
#if defined(ENABLE_WEBGL) && ENABLE_WEBGL
typedef (OffscreenCanvasRenderingContext2D or WebGLRenderingContext) OffscreenRenderingContext;
#else
typedef (OffscreenCanvasRenderingContext2D) OffscreenRenderingContext;
#endif
dictionary ImageEncodeOptions
{
DOMString type = "image/png";
unrestricted double quality = 1.0;
};
enum OffscreenRenderingContextType
{
"2d",
"webgl"
};
[
ConstructorCallWith=ScriptExecutionContext,
Constructor([EnforceRange] unsigned long width, [EnforceRange] unsigned long height),
GenerateIsReachable=Impl,
EnabledAtRuntime=OffscreenCanvas,
Conditional=OFFSCREEN_CANVAS,
Exposed=(Window,Worker)
] interface OffscreenCanvas : EventTarget {
attribute [EnforceRange] unsigned long width;
attribute [EnforceRange] unsigned long height;
[CallWith=GlobalObject, MayThrowException] OffscreenRenderingContext? getContext(OffscreenRenderingContextType contextType, any... arguments);
[MayThrowException] ImageBitmap transferToImageBitmap();
Promise<Blob> convertToBlob(optional ImageEncodeOptions options);
};