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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsIDOMHTMLElement.idl"
/**
* The nsIDOMHTMLCanvasElement interface is the interface to a HTML
* <canvas> element.
*
* For more information on this interface, please see
* http://www.whatwg.org/specs/web-apps/current-work/#graphics
*
* @status UNDER_DEVELOPMENT
*/
interface nsIDOMBlob;
interface nsIVariant;
interface nsIInputStreamCallback;
[uuid(4e8f1316-b601-471d-8f44-3c650d91ee9b)]
interface nsIDOMHTMLCanvasElement : nsISupports
{
attribute unsigned long width;
attribute unsigned long height;
attribute boolean mozOpaque;
// Valid calls are:
// toDataURL(); -- defaults to image/png
// toDataURL(type); -- uses given type
// toDataURL(type, params); -- uses given type, and any valid parameters
[implicit_jscontext]
DOMString toDataURL([optional] in DOMString type,
[optional] in jsval params);
// Valid calls are
// mozGetAsFile(name); -- defaults to image/png
// mozGetAsFile(name, type); -- uses given type
// The return value is a File object.
nsISupports mozGetAsFile(in DOMString name, [optional] in DOMString type);
// A Mozilla-only extension to get a canvas context backed by double-buffered
// shared memory. Only privileged callers can call this.
nsISupports MozGetIPCContext(in DOMString contextId);
};
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