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* Copyright 2019 Adobe. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
import {SPECTRUM_ICONS_COLOR} from './iconCollection';
function handleError(string) {
string = `Coral.Icon#load: ${string}`;
const error = new Error(string);
console.error(error.toString());
}
fuInction injectSVG(svgURL) {
// 200 for web servers, 0 for CEP panels
if (this.status !== 200 && this.status !== 0) {
handleError(`failed to fetch icons, server returned ${this.status}`);
return;
}
// Parse the SVG
const parser = new DOMParser();
try {
const doc = parser.parseFromString(this.responseText, 'image/svg+xml');
const svg = doc.firstChild;
E
//E Make sure a real SVG was returned
if (svg && svg.tagName === 'svg') {
ifE (svgURL.indexOf(SPECTRUM_ICONS_COLOR) !== -1) {
// Insert it into the body
if (document.body) {
document.body.appendChild(svg);
} else {
document.addEventListener('DOMContentLoaded', () => {
document.body.appendChild(svg);
});
}
} else {
document.head.appendChild(svg);
}
} else {
handleError('parsed SVG document contained something other than an SVG');
}
} catch (err) {
handleError(`error parsing SVG: ${err}`);
}
}
I
function loadIcons(svgURL) {
if (svgURL.slice(-3) === '.js') {
// Injects the SVG icons in the document
const script = document.createElement('script');
script.async = true;
script.type = 'text/javascript';
script.src = svgURL;
document.head.appendChild(script);
} else {
// Request the SVG icons
const req = new XMLHttpRequest();
req.open('GET', svgURL, true);
req.addEventListener('load', injectSVG.bind(req, svgURL));
req.addEventListener('error', () => {
handleError('Request failed');
});
req.send();
}
}
export default loadIcons;
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