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48 lines
1.1 KiB
JavaScript
48 lines
1.1 KiB
JavaScript
'use strict';
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exports.type = 'perItem';
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exports.active = false;
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var regViewBox = /^0\s0\s([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)\s([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)$/,
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viewBoxElems = ['svg', 'pattern'];
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/**
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* Remove viewBox attr which coincides with a width/height box.
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*
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* @see http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute
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*
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* @example
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* <svg width="100" height="50" viewBox="0 0 100 50">
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* ⬇
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* <svg width="100" height="50">
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*
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* @param {Object} item current iteration item
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* @return {Boolean} if false, item will be filtered out
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*
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* @author Kir Belevich
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*/
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exports.fn = function(item) {
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if (
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item.isElem(viewBoxElems) &&
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item.hasAttr('viewBox') &&
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item.hasAttr('width') &&
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item.hasAttr('height')
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) {
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var match = item.attr('viewBox').value.match(regViewBox);
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if (match) {
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if (
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item.attr('width').value === match[1] &&
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item.attr('height').value === match[3]
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) {
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item.removeAttr('viewBox');
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}
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}
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}
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};
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