dom/webidl/HTMLCanvasElement.webidl

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0 5 *
michael@0 6 * The origin of this IDL file is
michael@0 7 * http://www.whatwg.org/specs/web-apps/current-work/#the-canvas-element
michael@0 8 * © Copyright 2004-2011 Apple Computer, Inc., Mozilla Foundation, and
michael@0 9 * Opera Software ASA. You are granted a license to use, reproduce
michael@0 10 * and create derivative works of this document.
michael@0 11 */
michael@0 12
michael@0 13 interface Blob;
michael@0 14 interface nsIInputStreamCallback;
michael@0 15 interface nsISupports;
michael@0 16 interface Variant;
michael@0 17
michael@0 18 interface HTMLCanvasElement : HTMLElement {
michael@0 19 [Pure, SetterThrows]
michael@0 20 attribute unsigned long width;
michael@0 21 [Pure, SetterThrows]
michael@0 22 attribute unsigned long height;
michael@0 23
michael@0 24 [Throws]
michael@0 25 nsISupports? getContext(DOMString contextId, optional any contextOptions = null);
michael@0 26
michael@0 27 [Throws]
michael@0 28 DOMString toDataURL(optional DOMString type = "",
michael@0 29 optional any encoderOptions);
michael@0 30 [Throws]
michael@0 31 void toBlob(FileCallback _callback,
michael@0 32 optional DOMString type = "",
michael@0 33 optional any encoderOptions);
michael@0 34 };
michael@0 35
michael@0 36 // Mozilla specific bits
michael@0 37 partial interface HTMLCanvasElement {
michael@0 38 [Pure, SetterThrows]
michael@0 39 attribute boolean mozOpaque;
michael@0 40 [Throws]
michael@0 41 File mozGetAsFile(DOMString name, optional DOMString? type = null);
michael@0 42 [ChromeOnly, Throws]
michael@0 43 nsISupports? MozGetIPCContext(DOMString contextId);
michael@0 44 [ChromeOnly]
michael@0 45 void mozFetchAsStream(nsIInputStreamCallback callback, optional DOMString? type = null);
michael@0 46 attribute PrintCallback? mozPrintCallback;
michael@0 47 };
michael@0 48
michael@0 49 [ChromeOnly]
michael@0 50 interface MozCanvasPrintState
michael@0 51 {
michael@0 52 // A canvas rendering context.
michael@0 53 readonly attribute nsISupports context;
michael@0 54
michael@0 55 // To be called when rendering to the context is done.
michael@0 56 void done();
michael@0 57 };
michael@0 58
michael@0 59 callback PrintCallback = void(MozCanvasPrintState ctx);
michael@0 60
michael@0 61 callback FileCallback = void(Blob file);

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