web/assets/libs/ckeditor/4.6.7/plugins/tableresize/plugin.js

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/**
 * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md or http://ckeditor.com/license
 */

( function() {
	var pxUnit = CKEDITOR.tools.cssLength,
		needsIEHacks = CKEDITOR.env.ie && ( CKEDITOR.env.ie7Compat || CKEDITOR.env.quirks );

	function getWidth( el ) {
		return CKEDITOR.env.ie ? el.$.clientWidth : parseInt( el.getComputedStyle( 'width' ), 10 );
	}

	function getBorderWidth( element, side ) {
		var computed = element.getComputedStyle( 'border-' + side + '-width' ),
			borderMap = {
				thin: '0px',
				medium: '1px',
				thick: '2px'
			};

		if ( computed.indexOf( 'px' ) < 0 ) {
			// look up keywords
			if ( computed in borderMap && element.getComputedStyle( 'border-style' ) != 'none' )
				computed = borderMap[ computed ];
			else
				computed = 0;
		}

		return parseInt( computed, 10 );
	}

	// Gets the table row that contains the most columns.
	function getMasterPillarRow( table ) {
		var $rows = table.$.rows,
			maxCells = 0,
			cellsCount, $elected, $tr;

		for ( var i = 0, len = $rows.length; i < len; i++ ) {
			$tr = $rows[ i ];
			cellsCount = $tr.cells.length;

			if ( cellsCount > maxCells ) {
				maxCells = cellsCount;
				$elected = $tr;
			}
		}

		return $elected;
	}

	function buildTableColumnPillars( table ) {
		var pillars = [],
			pillarIndex = -1,
			rtl = ( table.getComputedStyle( 'direction' ) == 'rtl' );

		// Get the raw row element that cointains the most columns.
		var $tr = getMasterPillarRow( table );

		// Get the tbody element and position, which will be used to set the

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