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Diffstat (limited to '')
-rw-r--r-- | browser/components/newtab/content-src/lib/screenshot-utils.js | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/browser/components/newtab/content-src/lib/screenshot-utils.js b/browser/components/newtab/content-src/lib/screenshot-utils.js deleted file mode 100644 index 7ea93f12ae..0000000000 --- a/browser/components/newtab/content-src/lib/screenshot-utils.js +++ /dev/null @@ -1,61 +0,0 @@ -/* 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/. */ - -/** - * List of helper functions for screenshot-based images. - * - * There are two kinds of images: - * 1. Remote Image: This is the image from the main process and it refers to - * the image in the React props. This can either be an object with the `data` - * and `path` properties, if it is a blob, or a string, if it is a normal image. - * 2. Local Image: This is the image object in the content process and it refers - * to the image *object* in the React component's state. All local image - * objects have the `url` property, and an additional property `path`, if they - * are blobs. - */ -export const ScreenshotUtils = { - isBlob(isLocal, image) { - return !!( - image && - image.path && - ((!isLocal && image.data) || (isLocal && image.url)) - ); - }, - - // This should always be called with a remote image and not a local image. - createLocalImageObject(remoteImage) { - if (!remoteImage) { - return null; - } - if (this.isBlob(false, remoteImage)) { - return { - url: global.URL.createObjectURL(remoteImage.data), - path: remoteImage.path, - }; - } - return { url: remoteImage }; - }, - - // Revokes the object URL of the image if the local image is a blob. - // This should always be called with a local image and not a remote image. - maybeRevokeBlobObjectURL(localImage) { - if (this.isBlob(true, localImage)) { - global.URL.revokeObjectURL(localImage.url); - } - }, - - // Checks if remoteImage and localImage are the same. - isRemoteImageLocal(localImage, remoteImage) { - // Both remoteImage and localImage are present. - if (remoteImage && localImage) { - return this.isBlob(false, remoteImage) - ? localImage.path === remoteImage.path - : localImage.url === remoteImage; - } - - // This will only handle the remaining three possible outcomes. - // (i.e. everything except when both image and localImage are present) - return !remoteImage && !localImage; - }, -}; |