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https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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5c31d3215b
Document slice only ever contained linear data, with extra functionality to preserve the range. It pre-dated LinearData, but now we should refactor it to reflect its purpose. Change-Id: Ifc908f7526c83a43a51372c8d2494d7260e7facd
59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
/*!
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* VisualEditor DataModel SlicedLinearData class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* Sliced linear data storage.
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*
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* @abstract
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* @constructor
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* @param {ve.Range} [range] Original context within data
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*/
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ve.dm.SlicedLinearData = function VeDmSlicedLinearData( range ) {
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// Clone data
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this.data = ve.copy( this.data );
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// Properties
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this.range = range || new ve.Range( 0, this.data.length );
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};
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/* Methods */
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/**
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* Get the range representing the original context within the data
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*
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* @returns {ve.Range} Original context within data
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*/
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ve.dm.SlicedLinearData.prototype.getRange = function () {
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return this.range;
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};
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/**
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* Get the original data excluding any balancing data that was added.
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*
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* @method
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* @param {number} [offset] Offset to get data from
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* @returns {Object|Array} Data from index, or all data (by reference)
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*/
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ve.dm.SlicedLinearData.prototype.getOriginalData = function ( offset ) {
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return offset === undefined ? this.data.slice( this.range.start, this.range.end ) : this.data[this.range.start + offset];
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};
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/**
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* Run all elements in this document slice through getClonedElement(). This should be done if
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* you intend to insert the sliced data back into the document as a copy of the original data
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* (e.g. for copy and paste).
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*/
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ve.dm.SlicedLinearData.prototype.cloneElements = function () {
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var i, len, node;
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for ( i = 0, len = this.getLength(); i < len; i++ ) {
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if ( this.isOpenElementData( i ) ) {
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node = ve.dm.nodeFactory.create( this.getType( i ), [], this.getData( i ) );
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this.data[i] = node.getClonedElement();
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}
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}
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};
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