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49 lines
1.3 KiB
49 lines
1.3 KiB
'use strict';
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exports.type = 'perItem';
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exports.active = false;
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exports.description = 'removes width and height in presence of viewBox (opposite to removeViewBox, disable it first)';
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/**
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* Remove width/height attributes and add the viewBox attribute if it's missing
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*
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* @example
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* <svg width="100" height="50" />
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* ↓
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* <svg viewBox="0 0 100 50" />
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*
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* @param {Object} item current iteration item
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* @return {Boolean} if true, with and height will be filtered out
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*
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* @author Benny Schudel
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*/
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exports.fn = function(item) {
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if (item.isElem('svg')) {
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if (item.hasAttr('viewBox')) {
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item.removeAttr('width');
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item.removeAttr('height');
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} else if (
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item.hasAttr('width') &&
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item.hasAttr('height') &&
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!isNaN(Number(item.attr('width').value)) &&
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!isNaN(Number(item.attr('height').value))
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) {
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item.addAttr({
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name: 'viewBox',
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value:
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'0 0 ' +
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Number(item.attr('width').value) +
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' ' +
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Number(item.attr('height').value),
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prefix: '',
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local: 'viewBox'
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});
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item.removeAttr('width');
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item.removeAttr('height');
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}
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}
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};
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