gplx/mediawiki/extensions/SemanticMediaWiki/res/smw/data/ext.smw.dataValue.quantity.js

116 lines
1.8 KiB
JavaScript

/**
* SMW Quantity DataValue JavaScript representation
*
* @see SMW\DINumber
*
* @since 1.9
*
* @file
* @ingroup SMW
*
* @licence GNU GPL v2 or later
* @author mwjames
*/
( function( $, mw, smw ) {
'use strict';
/**
* Inheritance class for the smw.dataValue constructor
*
* @since 1.9
*
* @class
* @abstract
*/
smw.dataValue = smw.dataValue || {};
/**
* Number constructor
*
* @since 1.9
*
* @param {number}
* @param {string}
* @param {number}
* @return {this}
*/
var quantity = function ( value, unit, accuracy ) {
this.value = value !== '' ? value : null;
this.unit = unit !== '' ? unit : null;
this.accuracy = accuracy !== '' ? accuracy : null;
return this;
};
/**
* Class constructor
*
* @since 1.9
*
* @class
* @constructor
* @extends smw.dataValue
*/
smw.dataValue.quantity = function( value, unit, accuracy ) {
if ( $.type( value ) === 'number' ) {
this.constructor( value, unit, accuracy );
} else {
throw new Error( 'smw.dataValue.quantity: invoked value must be a number but is of type ' + $.type( value ) );
}
};
/* Public methods */
smw.dataValue.quantity.prototype = {
constructor: quantity,
/**
* Returns type
*
* @since 1.9
*
* @return {string}
*/
getDIType: function() {
return '_qty';
},
/**
* Returns value
*
* @since 1.9
*
* @return {number}
*/
getValue: function() {
return this.value;
},
/**
* Returns unit
*
* @since 1.9
*
* @return {string}
*/
getUnit: function() {
return this.unit;
},
/**
* Returns accuracy
*
* @since 1.9
*
* @return {number}
*/
getAccuracy: function() {
return this.accuracy;
}
};
// Alias
} )( jQuery, mediaWiki, semanticMediaWiki );