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40 lines
938 B
40 lines
938 B
3 years ago
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'use strict';
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exports.name = 'convertEllipseToCircle';
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exports.type = 'visitor';
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exports.active = true;
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exports.description = 'converts non-eccentric <ellipse>s to <circle>s';
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/**
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* Converts non-eccentric <ellipse>s to <circle>s.
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*
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* @see https://www.w3.org/TR/SVG11/shapes.html
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*
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* @author Taylor Hunt
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*
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* @type {import('../lib/types').Plugin<void>}
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*/
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exports.fn = () => {
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return {
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element: {
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enter: (node) => {
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if (node.name === 'ellipse') {
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const rx = node.attributes.rx || '0';
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const ry = node.attributes.ry || '0';
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if (
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rx === ry ||
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rx === 'auto' ||
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ry === 'auto' // SVG2
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) {
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node.name = 'circle';
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const radius = rx === 'auto' ? ry : rx;
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delete node.attributes.rx;
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delete node.attributes.ry;
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node.attributes.r = radius;
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}
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}
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},
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},
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};
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};
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