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// Copyright 2012 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @fileoverview Object which fetches Unicode codepoint names that are locally
* stored in a bundled database. Currently, only invisible characters are
* covered by this database. See the goog.i18n.uChar.RemoteNameFetcher class for
* a remote database option.
*/
goog.provide('goog.i18n.uChar.LocalNameFetcher');
goog.require('goog.debug.Logger');
goog.require('goog.i18n.uChar');
goog.require('goog.i18n.uChar.NameFetcher');
/**
* Builds the NameFetcherLocal object. This is a simple object which retrieves
* character names from a local bundled database. This database only covers
* invisible characters. See the goog.i18n.uChar class for more details.
*
* @constructor
* @implements {goog.i18n.uChar.NameFetcher}
*/
goog.i18n.uChar.LocalNameFetcher = function() {
};
/**
* A reference to the LocalNameFetcher logger.
*
* @type {!goog.debug.Logger}
* @private
*/
goog.i18n.uChar.LocalNameFetcher.logger_ =
goog.debug.Logger.getLogger('goog.i18n.uChar.LocalNameFetcher');
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.prefetch = function(character) {
};
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.getName = function(character,
callback) {
var localName = goog.i18n.uChar.toName(character);
if (!localName) {
goog.i18n.uChar.LocalNameFetcher.logger_.
warning('No local name defined for character ' + character);
}
callback(localName);
};
/** @override */
goog.i18n.uChar.LocalNameFetcher.prototype.isNameAvailable = function(
character) {
return !!goog.i18n.uChar.toName(character);
};
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