@icanvas/core-web/src/apis/font.js

这是icanvas的Web扩展

export default function loadFont(url) {
	let key = 'Font' + Date.now();
	let style = document.createElement('style');
	style.type = 'text/css';
	style.innerHTML = `
            @font-face {
                font-family: '${key}';
                src: url('${url}'); 
            }
            body {
                font-family: '${key}';
            }
        `;
	document.body.appendChild(style);
	return key;
}