101 lines
2.6 KiB
JavaScript
101 lines
2.6 KiB
JavaScript
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'use strict';
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exports.type = 'perItem';
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exports.active = true;
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exports.description = 'removes useless stroke and fill attributes';
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exports.params = {
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stroke: true,
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fill: true,
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removeNone: false,
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hasStyleOrScript: false
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};
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var shape = require('./_collections').elemsGroups.shape,
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regStrokeProps = /^stroke/,
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regFillProps = /^fill-/,
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styleOrScript = ['style', 'script'];
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/**
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* Remove useless stroke and fill attrs.
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*
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* @param {Object} item current iteration item
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* @param {Object} params plugin params
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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, params) {
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if (item.isElem(styleOrScript)) {
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params.hasStyleOrScript = true;
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}
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if (!params.hasStyleOrScript && item.isElem(shape) && !item.computedAttr('id')) {
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var stroke = params.stroke && item.computedAttr('stroke'),
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fill = params.fill && !item.computedAttr('fill', 'none');
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// remove stroke*
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if (
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params.stroke &&
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(!stroke ||
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stroke == 'none' ||
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item.computedAttr('stroke-opacity', '0') ||
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item.computedAttr('stroke-width', '0')
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)
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) {
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var parentStroke = item.parentNode.computedAttr('stroke'),
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declineStroke = parentStroke && parentStroke != 'none';
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item.eachAttr(function(attr) {
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if (regStrokeProps.test(attr.name)) {
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item.removeAttr(attr.name);
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}
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});
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if (declineStroke) item.addAttr({
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name: 'stroke',
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value: 'none',
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prefix: '',
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local: 'stroke'
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});
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}
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// remove fill*
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if (
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params.fill &&
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(!fill || item.computedAttr('fill-opacity', '0'))
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) {
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item.eachAttr(function(attr) {
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if (regFillProps.test(attr.name)) {
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item.removeAttr(attr.name);
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}
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});
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if (fill) {
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if (item.hasAttr('fill'))
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item.attr('fill').value = 'none';
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else
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item.addAttr({
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name: 'fill',
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value: 'none',
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prefix: '',
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local: 'fill'
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});
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}
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}
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if (params.removeNone &&
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(!stroke || item.hasAttr('stroke') && item.attr('stroke').value=='none') &&
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(!fill || item.hasAttr('fill') && item.attr('fill').value=='none')) {
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return false;
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}
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}
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};
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