node-webodf
Version:
WebODF - JavaScript Document Engine http://webodf.org/
62 lines (56 loc) • 1.94 kB
JavaScript
/**
* Copyright (C) 2010-2014 KO GmbH <copyright@kogmbh.com>
*
* @licstart
* This file is part of WebODF.
*
* WebODF is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License (GNU AGPL)
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* WebODF is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with WebODF. If not, see <http://www.gnu.org/licenses/>.
* @licend
*
* @source: http://www.webodf.org/
* @source: https://github.com/kogmbh/WebODF/
*/
/*global gui, odf*/
/**
* Allows only steps within the same paragraph as the first step the scanner is asked to process.
* Will terminate upon encountering a step within a different paragraph, and return the most recent
* step that was still within the target paragraph.
*
* @constructor
*/
gui.ParagraphBoundaryScanner = function () {
"use strict";
var self = this,
isInitialised = false,
/**@type{?Element}*/
lastParagraph,
odfUtils = odf.OdfUtils;
this.token = undefined;
/**
* @param {!gui.StepInfo} stepInfo
* @return {!boolean}
*/
this.process = function(stepInfo) {
var currentParagraph = odfUtils.getParagraphElement(stepInfo.container());
if (!isInitialised) {
lastParagraph = currentParagraph;
isInitialised = true;
}
if (lastParagraph !== currentParagraph) {
return true;
}
self.token = stepInfo.token;
return false;
};
};