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https://github.com/facebook/react.git
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Dan Abramov
45c1ff348e
* Remove use strict from ES modules * Delete unused file This was unused since Stack.
49 lines
1.4 KiB
JavaScript
49 lines
1.4 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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*/
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// Module provided by RN:
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import UIManager from 'UIManager';
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import findNumericNodeHandle from './findNumericNodeHandle';
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/**
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* Capture an image of the screen, window or an individual view. The image
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* will be stored in a temporary file that will only exist for as long as the
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* app is running.
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*
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* The `view` argument can be the literal string `window` if you want to
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* capture the entire window, or it can be a reference to a specific
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* React Native component.
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*
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* The `options` argument may include:
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* - width/height (number) - the width and height of the image to capture.
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* - format (string) - either 'png' or 'jpeg'. Defaults to 'png'.
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* - quality (number) - the quality when using jpeg. 0.0 - 1.0 (default).
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*
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* Returns a Promise.
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* @platform ios
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*/
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export default function takeSnapshot(
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view?: 'window' | React$Element<any> | number,
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options?: {
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width?: number,
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height?: number,
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format?: 'png' | 'jpeg',
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quality?: number,
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},
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): Promise<any> {
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if (typeof view !== 'number' && view !== 'window') {
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view = findNumericNodeHandle(view) || 'window';
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}
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// Call the hidden '__takeSnapshot' method; the main one throws an error to
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// prevent accidental backwards-incompatible usage.
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return UIManager.__takeSnapshot(view, options);
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}
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