48 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			48 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
'use strict';
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var parseMeasurement = require('../parsers').parseMeasurement;
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var shape_regex = /^rect\((.*)\)$/i;
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var parse = function(val) {
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  if (val === '' || val === null) {
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    return val;
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  }
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  if (typeof val !== 'string') {
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    return undefined;
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  }
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  val = val.toLowerCase();
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  if (val === 'auto' || val === 'inherit') {
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    return val;
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  }
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  var matches = val.match(shape_regex);
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  if (!matches) {
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    return undefined;
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  }
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  var parts = matches[1].split(/\s*,\s*/);
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  if (parts.length !== 4) {
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    return undefined;
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  }
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  var valid = parts.every(function(part, index) {
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    var measurement = parseMeasurement(part);
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    parts[index] = measurement;
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    return measurement !== undefined;
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  });
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  if (!valid) {
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    return undefined;
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  }
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  parts = parts.join(', ');
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  return val.replace(matches[1], parts);
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};
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module.exports.definition = {
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  set: function(v) {
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    this._setProperty('clip', parse(v));
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  },
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  get: function() {
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    return this.getPropertyValue('clip');
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  },
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  enumerable: true,
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  configurable: true,
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};
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