open-nomad/ui/app/utils/properties/style-string.js

26 lines
739 B
JavaScript

import { computed } from '@ember/object';
// An Ember.Computed property for transforming an object into an
// html compatible style attribute
//
// ex. styleProps: { color: '#FF0', border-width: '1px' }
// styleStr: styleStringProperty('styleProps') // color:#FF0;border-width:1px
export default function styleStringProperty(prop) {
return computed(prop, function() {
const styles = this.get(prop);
let str = '';
if (styles) {
str = Object.keys(styles)
.reduce(function(arr, key) {
const val = styles[key];
arr.push(key + ':' + (typeof val === 'number' ? val.toFixed(2) + 'px' : val));
return arr;
}, [])
.join(';');
}
return str.htmlSafe();
});
}