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Diffstat (limited to 'chromium/chrome/browser/resources/chromeos/chromevox/braille/nav_braille.js')
-rw-r--r-- | chromium/chrome/browser/resources/chromeos/chromevox/braille/nav_braille.js | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/chromium/chrome/browser/resources/chromeos/chromevox/braille/nav_braille.js b/chromium/chrome/browser/resources/chromeos/chromevox/braille/nav_braille.js deleted file mode 100644 index 4aaa9487ec8..00000000000 --- a/chromium/chrome/browser/resources/chromeos/chromevox/braille/nav_braille.js +++ /dev/null @@ -1,111 +0,0 @@ -// Copyright 2014 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -/** - * @fileoverview A simple container object for the brailling of a - * navigation from one object to another. - * - */ - - -goog.provide('cvox.NavBraille'); - -goog.require('cvox.Spannable'); - -/** - * A class capturing the braille for navigation from one object to - * another. - * @param {{text: (undefined|string|!cvox.Spannable), - * startIndex: (undefined|number), - * endIndex: (undefined|number)}} kwargs The arguments for braille. - * text The text of the object itself, including text from - * titles, labels, etc. - * startIndex The beginning of a selection within text. - * endIndex The end of a selection within text. - * @constructor - */ -cvox.NavBraille = function(kwargs) { - /** - * Text, annotated with DOM nodes. - * @type {!cvox.Spannable} - */ - this.text = (kwargs.text instanceof cvox.Spannable) ? - kwargs.text : new cvox.Spannable(kwargs.text); - - /** - * Selection start index. - * @type {number} - */ - this.startIndex = goog.isDef(kwargs.startIndex) ? kwargs.startIndex : -1; - - /** - * Selection end index. - * @type {number} - */ - this.endIndex = goog.isDef(kwargs.endIndex) ? - kwargs.endIndex : this.startIndex; -}; - -/** - * Convenience for creating simple braille output. - * @param {string|!cvox.Spannable} text Text to represent in braille. - * @return {!cvox.NavBraille} Braille output without a cursor. - */ -cvox.NavBraille.fromText = function(text) { - return new cvox.NavBraille({'text': text}); -}; - - -/** - * Creates a NavBraille from its serialized json form as created - * by toJson(). - * @param {!Object} json the serialized json object. - * @return {!cvox.NavBraille} - */ -cvox.NavBraille.fromJson = function(json) { - if (typeof json.startIndex !== 'number' || - typeof json.endIndex !== 'number') { - throw 'Invalid start or end index in serialized NavBraille: ' + json; - } - return new cvox.NavBraille({ - text: cvox.Spannable.fromJson(json.spannable), - startIndex: json.startIndex, - endIndex: json.endIndex - }); -}; - - -/** - * @return {boolean} true if this braille description is empty. - */ -cvox.NavBraille.prototype.isEmpty = function() { - return this.text.getLength() == 0; -}; - - -/** - * @return {string} A string representation of this object. - */ -cvox.NavBraille.prototype.toString = function() { - return 'NavBraille(text="' + this.text.toString() + '" ' + - ' startIndex="' + this.startIndex + '" ' + - ' endIndex="' + this.endIndex + '")'; -}; - - -/** - * Returns a plain old data object with the same data. - * Suitable for JSON encoding. - * - * @return {{spannable: Object, - * startIndex: number, - * endIndex: number}} JSON equivalent. - */ -cvox.NavBraille.prototype.toJson = function() { - return { - spannable: this.text.toJson(), - startIndex: this.startIndex, - endIndex: this.endIndex - }; -}; |