1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Use the <code>chrome.documentScan</code> API to discover and retrieve 6// images from attached paper document scanners. 7[platforms=("chromeos"), 8implemented_in="chrome/browser/chromeos/extensions/document_scan/document_scan_api.h"] 9namespace documentScan { 10 dictionary ScanOptions { 11 // The MIME types that are accepted by the caller. 12 DOMString[]? mimeTypes; 13 14 // The number of scanned images allowed (defaults to 1). 15 long? maxImages; 16 }; 17 18 dictionary ScanResults { 19 // The data image URLs in a form that can be passed as the "src" value to 20 // an image tag. 21 DOMString[] dataUrls; 22 23 // The MIME type of <code>dataUrls</code>. 24 DOMString mimeType; 25 }; 26 27 // Callback from the <code>scan</code> method. 28 // |result| The results from the scan, if successful. 29 // Otherwise will return null and set runtime.lastError. 30 callback ScanCallback = void (ScanResults result); 31 32 interface Functions { 33 // Performs a document scan. On success, the PNG data will be 34 // sent to the callback. 35 // |options| : Object containing scan parameters. 36 // |callback| : Called with the result and data from the scan. 37 static void scan(ScanOptions options, ScanCallback callback); 38 }; 39}; 40