40 lines
		
	
	
		
			938 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			938 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| 'use strict';
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| 
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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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| /**
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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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