image/public/imgITools.idl@ca08bd8f51b2 (annotated)
image/public/imgITools.idl
Wed, 31 Dec 2014 06:55:46 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:46 +0100
- changeset 1
- ca08bd8f51b2
- permissions
- -rw-r--r--
Added tag TORBROWSER_REPLICA for changeset 6474c204b198
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- |
| michael@0 | 2 | * |
| michael@0 | 3 | * This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #include "nsISupports.idl" |
| michael@0 | 8 | |
| michael@0 | 9 | interface nsIInputStream; |
| michael@0 | 10 | interface imgIContainer; |
| michael@0 | 11 | interface imgILoader; |
| michael@0 | 12 | interface imgICache; |
| michael@0 | 13 | interface nsIDOMDocument; |
| michael@0 | 14 | interface imgIScriptedNotificationObserver; |
| michael@0 | 15 | interface imgINotificationObserver; |
| michael@0 | 16 | |
| michael@0 | 17 | [scriptable, builtinclass, uuid(4c2383a4-931c-484d-8c4a-973590f66e3f)] |
| michael@0 | 18 | interface imgITools : nsISupports |
| michael@0 | 19 | { |
| michael@0 | 20 | /** |
| michael@0 | 21 | * decodeImage |
| michael@0 | 22 | * Caller provides an input stream and mimetype. We read from the stream |
| michael@0 | 23 | * and decompress it (according to the specified mime type) and return |
| michael@0 | 24 | * the resulting imgIContainer. |
| michael@0 | 25 | * |
| michael@0 | 26 | * @param aStream |
| michael@0 | 27 | * An input stream for an encoded image file. |
| michael@0 | 28 | * @param aMimeType |
| michael@0 | 29 | * Type of image in the stream. |
| michael@0 | 30 | */ |
| michael@0 | 31 | imgIContainer decodeImage(in nsIInputStream aStream, |
| michael@0 | 32 | in ACString aMimeType); |
| michael@0 | 33 | |
| michael@0 | 34 | /** |
| michael@0 | 35 | * decodeImageData |
| michael@0 | 36 | * Caller provides an input stream and mimetype. We read from the stream |
| michael@0 | 37 | * and decompress it (according to the specified mime type) and return |
| michael@0 | 38 | * the resulting imgIContainer. |
| michael@0 | 39 | * |
| michael@0 | 40 | * This method is deprecated and will be removed at some time in the future; |
| michael@0 | 41 | * new code should use |decodeImage|. |
| michael@0 | 42 | * |
| michael@0 | 43 | * @param aStream |
| michael@0 | 44 | * An input stream for an encoded image file. |
| michael@0 | 45 | * @param aMimeType |
| michael@0 | 46 | * Type of image in the stream. |
| michael@0 | 47 | * @param aContainer |
| michael@0 | 48 | * An imgIContainer holding the decoded image will be returned via |
| michael@0 | 49 | * this parameter. It is an error to provide any initial value but |
| michael@0 | 50 | * |null|. |
| michael@0 | 51 | */ |
| michael@0 | 52 | [deprecated] void decodeImageData(in nsIInputStream aStream, |
| michael@0 | 53 | in ACString aMimeType, |
| michael@0 | 54 | inout imgIContainer aContainer); |
| michael@0 | 55 | |
| michael@0 | 56 | /** |
| michael@0 | 57 | * encodeImage |
| michael@0 | 58 | * Caller provides an image container, and the mime type it should be |
| michael@0 | 59 | * encoded to. We return an input stream for the encoded image data. |
| michael@0 | 60 | * |
| michael@0 | 61 | * @param aContainer |
| michael@0 | 62 | * An image container. |
| michael@0 | 63 | * @param aMimeType |
| michael@0 | 64 | * Type of encoded image desired (eg "image/png"). |
| michael@0 | 65 | * @param outputOptions |
| michael@0 | 66 | * Encoder-specific output options. |
| michael@0 | 67 | */ |
| michael@0 | 68 | nsIInputStream encodeImage(in imgIContainer aContainer, |
| michael@0 | 69 | in ACString aMimeType, |
| michael@0 | 70 | [optional] in AString outputOptions); |
| michael@0 | 71 | |
| michael@0 | 72 | /** |
| michael@0 | 73 | * encodeScaledImage |
| michael@0 | 74 | * Caller provides an image container, and the mime type it should be |
| michael@0 | 75 | * encoded to. We return an input stream for the encoded image data. |
| michael@0 | 76 | * The encoded image is scaled to the specified dimensions. |
| michael@0 | 77 | * |
| michael@0 | 78 | * @param aContainer |
| michael@0 | 79 | * An image container. |
| michael@0 | 80 | * @param aMimeType |
| michael@0 | 81 | * Type of encoded image desired (eg "image/png"). |
| michael@0 | 82 | * @param aWidth, aHeight |
| michael@0 | 83 | * The size (in pixels) desired for the resulting image. Specify 0 to |
| michael@0 | 84 | * use the given image's width or height. Values must be >= 0. |
| michael@0 | 85 | * @param outputOptions |
| michael@0 | 86 | * Encoder-specific output options. |
| michael@0 | 87 | */ |
| michael@0 | 88 | nsIInputStream encodeScaledImage(in imgIContainer aContainer, |
| michael@0 | 89 | in ACString aMimeType, |
| michael@0 | 90 | in long aWidth, |
| michael@0 | 91 | in long aHeight, |
| michael@0 | 92 | [optional] in AString outputOptions); |
| michael@0 | 93 | |
| michael@0 | 94 | /** |
| michael@0 | 95 | * getImgLoaderForDocument |
| michael@0 | 96 | * Retrieve an image loader that reflects the privacy status of the given |
| michael@0 | 97 | * document. |
| michael@0 | 98 | * |
| michael@0 | 99 | * @param doc |
| michael@0 | 100 | * A document. Must not be null. |
| michael@0 | 101 | */ |
| michael@0 | 102 | imgILoader getImgLoaderForDocument(in nsIDOMDocument doc); |
| michael@0 | 103 | |
| michael@0 | 104 | /** |
| michael@0 | 105 | * getImgLoaderForDocument |
| michael@0 | 106 | * Retrieve an image cache that reflects the privacy status of the given |
| michael@0 | 107 | * document. |
| michael@0 | 108 | * |
| michael@0 | 109 | * @param doc |
| michael@0 | 110 | * A document. Null is allowed, but must _only_ be passed |
| michael@0 | 111 | * when there is no way to obtain a relevant document for |
| michael@0 | 112 | * the current context in which a cache is desired. |
| michael@0 | 113 | */ |
| michael@0 | 114 | imgICache getImgCacheForDocument(in nsIDOMDocument doc); |
| michael@0 | 115 | |
| michael@0 | 116 | /** |
| michael@0 | 117 | * encodeCroppedImage |
| michael@0 | 118 | * Caller provides an image container, and the mime type it should be |
| michael@0 | 119 | * encoded to. We return an input stream for the encoded image data. |
| michael@0 | 120 | * The encoded image is cropped to the specified dimensions. |
| michael@0 | 121 | * |
| michael@0 | 122 | * The given offset and size must not exceed the image bounds. |
| michael@0 | 123 | * |
| michael@0 | 124 | * @param aContainer |
| michael@0 | 125 | * An image container. |
| michael@0 | 126 | * @param aMimeType |
| michael@0 | 127 | * Type of encoded image desired (eg "image/png"). |
| michael@0 | 128 | * @param aOffsetX, aOffsetY |
| michael@0 | 129 | * The crop offset (in pixels). Values must be >= 0. |
| michael@0 | 130 | * @param aWidth, aHeight |
| michael@0 | 131 | * The size (in pixels) desired for the resulting image. Specify 0 to |
| michael@0 | 132 | * use the given image's width or height. Values must be >= 0. |
| michael@0 | 133 | * @param outputOptions |
| michael@0 | 134 | * Encoder-specific output options. |
| michael@0 | 135 | */ |
| michael@0 | 136 | nsIInputStream encodeCroppedImage(in imgIContainer aContainer, |
| michael@0 | 137 | in ACString aMimeType, |
| michael@0 | 138 | in long aOffsetX, |
| michael@0 | 139 | in long aOffsetY, |
| michael@0 | 140 | in long aWidth, |
| michael@0 | 141 | in long aHeight, |
| michael@0 | 142 | [optional] in AString outputOptions); |
| michael@0 | 143 | |
| michael@0 | 144 | /** |
| michael@0 | 145 | * Create a wrapper around a scripted notification observer (ordinarily |
| michael@0 | 146 | * imgINotificationObserver cannot be implemented from scripts). |
| michael@0 | 147 | * |
| michael@0 | 148 | * @param aObserver The scripted observer to wrap |
| michael@0 | 149 | */ |
| michael@0 | 150 | imgINotificationObserver createScriptedObserver(in imgIScriptedNotificationObserver aObserver); |
| michael@0 | 151 | }; |
