node-webodf
Version:
WebODF - JavaScript Document Engine http://webodf.org/
102 lines (99 loc) • 3.03 kB
JavaScript
/**
* Copyright (C) 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 runtime, odf*/
/**
* @constructor
* @param {!Element} element
* @param {!odf.StyleParseUtils} styleParseUtils
* @param {!odf.ParagraphProperties|undefined} parent
*/
odf.ParagraphProperties = function (element, styleParseUtils, parent) {
"use strict";
var self = this,
fons = odf.Namespaces.fons,
getter;
getter = {
marginTop: function () {
var a = element.getAttributeNS(fons, "margin-top"),
value = styleParseUtils.parsePositiveLengthOrPercent(a,
"marginTop", parent && parent.data);
return value;
}
};
/**
* @return {!number|undefined}
*/
this.marginTop = function () {
return /**@type{!number|undefined}*/(self.data.value("marginTop"));
};
/**
* @type {!odf.LazyStyleProperties}
*/
this.data;
function init() {
var p = parent === undefined ? undefined : parent.data;
self.data = new odf.LazyStyleProperties(p, getter);
}
init();
};
/**
* @constructor
*/
odf.ComputedParagraphProperties = function () {
"use strict";
var /**@type{!Object.<!string,*>}*/
data = {},
/**@type{!Array.<!odf.ParagraphProperties>}*/
styleChain = [];
/**
* @param {!string} name
* @return {*}
*/
function value(name) {
var v, i;
if (data.hasOwnProperty(name)) {
v = data[name];
} else {
for (i = 0; v === undefined && i < styleChain.length; i += 1) {
v = /**@type{!function():*}*/(styleChain[i][name])();
}
data[name] = v;
}
return v;
}
/**
* @param {!Array.<!odf.ParagraphProperties>} newStyleChain
* @return {undefined}
*/
this.setStyleChain = function setStyleChain(newStyleChain) {
styleChain = newStyleChain;
data = {};
};
/**
* @return {!number}
*/
this.marginTop = function () {
return /**@type{!number}*/(value("marginTop")) || 0;
};
};