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comparison: dom/interfaces/html/nsIDOMHTMLCanvasElement.idl
dom/interfaces/html/nsIDOMHTMLCanvasElement.idl
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| 1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsIDOMHTMLElement.idl" | |
| 7 | |
| 8 /** | |
| 9 * The nsIDOMHTMLCanvasElement interface is the interface to a HTML | |
| 10 * <canvas> element. | |
| 11 * | |
| 12 * For more information on this interface, please see | |
| 13 * http://www.whatwg.org/specs/web-apps/current-work/#graphics | |
| 14 * | |
| 15 * @status UNDER_DEVELOPMENT | |
| 16 */ | |
| 17 | |
| 18 interface nsIDOMBlob; | |
| 19 interface nsIDOMFile; | |
| 20 interface nsIVariant; | |
| 21 interface nsIInputStreamCallback; | |
| 22 | |
| 23 [scriptable, uuid(8978d1c5-2981-4678-a1c3-b0b7bae04fbc)] | |
| 24 interface nsIDOMHTMLCanvasElement : nsISupports | |
| 25 { | |
| 26 attribute unsigned long width; | |
| 27 attribute unsigned long height; | |
| 28 attribute boolean mozOpaque; | |
| 29 | |
| 30 // Valid calls are: | |
| 31 // toDataURL(); -- defaults to image/png | |
| 32 // toDataURL(type); -- uses given type | |
| 33 // toDataURL(type, params); -- uses given type, and any valid parameters | |
| 34 [implicit_jscontext] | |
| 35 DOMString toDataURL([optional] in DOMString type, | |
| 36 [optional] in jsval params); | |
| 37 | |
| 38 // Valid calls are | |
| 39 // mozGetAsFile(name); -- defaults to image/png | |
| 40 // mozGetAsFile(name, type); -- uses given type | |
| 41 nsIDOMFile mozGetAsFile(in DOMString name, [optional] in DOMString type); | |
| 42 | |
| 43 // A Mozilla-only extension to get a canvas context backed by double-buffered | |
| 44 // shared memory. Only privileged callers can call this. | |
| 45 nsISupports MozGetIPCContext(in DOMString contextId); | |
| 46 | |
| 47 // A Mozilla-only extension that returns the canvas' image data as a data | |
| 48 // stream in the desired image format. | |
| 49 void mozFetchAsStream(in nsIInputStreamCallback callback, | |
| 50 [optional] in DOMString type); | |
| 51 }; | |
| 52 |
