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63 lines
1.7 KiB
63 lines
1.7 KiB
3 years ago
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'use strict';
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const { pathElems, referencesProps } = require('./_collections.js');
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exports.name = 'moveGroupAttrsToElems';
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exports.type = 'perItem';
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exports.active = true;
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exports.description = 'moves some group attributes to the content elements';
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const pathElemsWithGroupsAndText = [...pathElems, 'g', 'text'];
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/**
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* Move group attrs to the content elements.
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*
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* @example
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* <g transform="scale(2)">
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* <path transform="rotate(45)" d="M0,0 L10,20"/>
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* <path transform="translate(10, 20)" d="M0,10 L20,30"/>
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* </g>
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* ⬇
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* <g>
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* <path transform="scale(2) rotate(45)" d="M0,0 L10,20"/>
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* <path transform="scale(2) translate(10, 20)" d="M0,10 L20,30"/>
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* </g>
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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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// move group transform attr to content's pathElems
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if (
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item.type === 'element' &&
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item.name === 'g' &&
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item.children.length !== 0 &&
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item.attributes.transform != null &&
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Object.entries(item.attributes).some(
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([name, value]) =>
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referencesProps.includes(name) && value.includes('url(')
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) === false &&
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item.children.every(
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(inner) =>
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pathElemsWithGroupsAndText.includes(inner.name) &&
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inner.attributes.id == null
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)
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) {
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for (const inner of item.children) {
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const value = item.attributes.transform;
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if (inner.attributes.transform != null) {
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inner.attributes.transform = value + ' ' + inner.attributes.transform;
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} else {
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inner.attributes.transform = value;
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}
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}
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delete item.attributes.transform;
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}
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};
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