django-vue3-admin-web/node_modules/@interactjs/utils/browser.js
2025-10-20 21:21:14 +08:00

67 lines
2.4 KiB
JavaScript

/**
* interact.js 1.10.27
*
* Copyright (c) 2012-present Taye Adeyemi <dev@taye.me>
* Released under the MIT License.
* https://raw.github.com/taye/interact.js/main/LICENSE
*/
import domObjects from './domObjects.js';
import is from './is.js';
import './isWindow.js';
import './window.js';
const browser = {
init,
supportsTouch: null,
supportsPointerEvent: null,
isIOS7: null,
isIOS: null,
isIe9: null,
isOperaMobile: null,
prefixedMatchesSelector: null,
pEventTypes: null,
wheelEvent: null
};
function init(window) {
const Element = domObjects.Element;
const navigator = window.navigator || {};
// Does the browser support touch input?
browser.supportsTouch = 'ontouchstart' in window || is.func(window.DocumentTouch) && domObjects.document instanceof window.DocumentTouch;
// Does the browser support PointerEvents
// https://github.com/taye/interact.js/issues/703#issuecomment-471570492
browser.supportsPointerEvent = navigator.pointerEnabled !== false && !!domObjects.PointerEvent;
browser.isIOS = /iP(hone|od|ad)/.test(navigator.platform);
// scrolling doesn't change the result of getClientRects on iOS 7
browser.isIOS7 = /iP(hone|od|ad)/.test(navigator.platform) && /OS 7[^\d]/.test(navigator.appVersion);
browser.isIe9 = /MSIE 9/.test(navigator.userAgent);
// Opera Mobile must be handled differently
browser.isOperaMobile = navigator.appName === 'Opera' && browser.supportsTouch && /Presto/.test(navigator.userAgent);
// prefix matchesSelector
browser.prefixedMatchesSelector = 'matches' in Element.prototype ? 'matches' : 'webkitMatchesSelector' in Element.prototype ? 'webkitMatchesSelector' : 'mozMatchesSelector' in Element.prototype ? 'mozMatchesSelector' : 'oMatchesSelector' in Element.prototype ? 'oMatchesSelector' : 'msMatchesSelector';
browser.pEventTypes = browser.supportsPointerEvent ? domObjects.PointerEvent === window.MSPointerEvent ? {
up: 'MSPointerUp',
down: 'MSPointerDown',
over: 'mouseover',
out: 'mouseout',
move: 'MSPointerMove',
cancel: 'MSPointerCancel'
} : {
up: 'pointerup',
down: 'pointerdown',
over: 'pointerover',
out: 'pointerout',
move: 'pointermove',
cancel: 'pointercancel'
} : null;
// because Webkit and Opera still use 'mousewheel' event type
browser.wheelEvent = domObjects.document && 'onmousewheel' in domObjects.document ? 'mousewheel' : 'wheel';
}
export { browser as default };
//# sourceMappingURL=browser.js.map