PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` 'use strict'; const { traverse } = require('../lib/xast.js'); exports.type = 'full'; exports.active = true; exports.description = 'remove or cleanup enable-background attribute when possible'; /** * Remove or cleanup enable-background attr which coincides with a width/height box. * * @see https://www.w3.org/TR/SVG11/filters.html#EnableBackgroundProperty * * @example * * ⬇ * * * @param {Object} root current iteration item * @return {Boolean} if false, item will be filtered out * * @author Kir Belevich */ exports.fn = function (root) { const regEnableBackground = /^new\s0\s0\s([-+]?\d*\.?\d+([eE][-+]?\d+)?)\s([-+]?\d*\.?\d+([eE][-+]?\d+)?)$/; let hasFilter = false; const elems = ['svg', 'mask', 'pattern']; traverse(root, (node) => { if (node.type === 'element') { if ( elems.includes(node.name) && node.attributes['enable-background'] != null && node.attributes.width != null && node.attributes.height != null ) { const match = node.attributes['enable-background'].match( regEnableBackground ); if (match) { if ( node.attributes.width === match[1] && node.attributes.height === match[3] ) { if (node.name === 'svg') { delete node.attributes['enable-background']; } else { node.attributes['enable-background'] = 'new'; } } } } if (node.name === 'filter') { hasFilter = true; } } }); if (hasFilter === false) { traverse(root, (node) => { if (node.type === 'element') { //we don't need 'enable-background' if we have no filters delete node.attributes['enable-background']; } }); } return root; };