345 行
9.4 KiB
JavaScript
345 行
9.4 KiB
JavaScript
/*!
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* Based on package 'screenfull'
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* v5.2.0 - 2021-11-03
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* (c) Sindre Sorhus; MIT License
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* Added definition for using screenfull as an amd module
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* Must be placed before the definition of leaflet.fullscreen
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* as it is required by that
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*/
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(function (root, factory) {
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if (typeof define === 'function' && define.amd) {
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define('screenfull', factory);
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} else if (typeof module === 'object' && module.exports) {
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module.exports.screenfull = factory();
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} else {
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// Save 'screenfull' into global window variable
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root.screenfull = factory();
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}
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}(typeof self !== 'undefined' ? self : this, function () {
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'use strict';
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var document = typeof window !== 'undefined' && typeof window.document !== 'undefined' ? window.document : {};
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var fn = (function () {
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var val;
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var fnMap = [
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[
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'requestFullscreen',
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'exitFullscreen',
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'fullscreenElement',
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'fullscreenEnabled',
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'fullscreenchange',
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'fullscreenerror'
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],
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// New WebKit
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[
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'webkitRequestFullscreen',
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'webkitExitFullscreen',
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'webkitFullscreenElement',
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'webkitFullscreenEnabled',
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'webkitfullscreenchange',
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'webkitfullscreenerror'
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],
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// Old WebKit
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[
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'webkitRequestFullScreen',
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'webkitCancelFullScreen',
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'webkitCurrentFullScreenElement',
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'webkitCancelFullScreen',
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'webkitfullscreenchange',
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'webkitfullscreenerror'
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],
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[
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'mozRequestFullScreen',
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'mozCancelFullScreen',
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'mozFullScreenElement',
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'mozFullScreenEnabled',
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'mozfullscreenchange',
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'mozfullscreenerror'
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],
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[
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'msRequestFullscreen',
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'msExitFullscreen',
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'msFullscreenElement',
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'msFullscreenEnabled',
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'MSFullscreenChange',
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'MSFullscreenError'
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]
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];
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var i = 0;
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var l = fnMap.length;
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var ret = {};
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for (; i < l; i++) {
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val = fnMap[i];
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if (val && val[1] in document) {
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for (i = 0; i < val.length; i++) {
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ret[fnMap[0][i]] = val[i];
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}
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return ret;
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}
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}
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return false;
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})();
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var eventNameMap = {
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change: fn.fullscreenchange,
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error: fn.fullscreenerror
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};
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var screenfull = {
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request: function (element, options) {
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return new Promise(function (resolve, reject) {
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var onFullScreenEntered = function () {
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this.off('change', onFullScreenEntered);
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resolve();
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}.bind(this);
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this.on('change', onFullScreenEntered);
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element = element || document.documentElement;
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var returnPromise = element[fn.requestFullscreen](options);
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if (returnPromise instanceof Promise) {
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returnPromise.then(onFullScreenEntered).catch(reject);
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}
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}.bind(this));
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},
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exit: function () {
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return new Promise(function (resolve, reject) {
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if (!this.isFullscreen) {
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resolve();
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return;
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}
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var onFullScreenExit = function () {
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this.off('change', onFullScreenExit);
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resolve();
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}.bind(this);
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this.on('change', onFullScreenExit);
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var returnPromise = document[fn.exitFullscreen]();
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if (returnPromise instanceof Promise) {
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returnPromise.then(onFullScreenExit).catch(reject);
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}
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}.bind(this));
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},
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toggle: function (element, options) {
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return this.isFullscreen ? this.exit() : this.request(element, options);
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},
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onchange: function (callback) {
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this.on('change', callback);
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},
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onerror: function (callback) {
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this.on('error', callback);
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},
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on: function (event, callback) {
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var eventName = eventNameMap[event];
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if (eventName) {
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document.addEventListener(eventName, callback, false);
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}
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},
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off: function (event, callback) {
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var eventName = eventNameMap[event];
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if (eventName) {
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document.removeEventListener(eventName, callback, false);
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}
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},
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raw: fn
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};
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if (!fn) {
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return {isEnabled: false};
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} else {
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Object.defineProperties(screenfull, {
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isFullscreen: {
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get: function () {
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return Boolean(document[fn.fullscreenElement]);
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}
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},
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element: {
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enumerable: true,
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get: function () {
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return document[fn.fullscreenElement];
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}
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},
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isEnabled: {
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enumerable: true,
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get: function () {
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// Coerce to boolean in case of old WebKit
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return Boolean(document[fn.fullscreenEnabled]);
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}
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}
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});
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return screenfull;
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}
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}));
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/*!
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* leaflet.fullscreen
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*/
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(function (root, factory) {
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if (typeof define === 'function' && define.amd) {
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// define an AMD module that requires 'leaflet' and 'screenfull'
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// and resolve to an object containing leaflet and screenfull
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define('leafletFullScreen', ['leaflet', 'screenfull'], factory);
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} else if (typeof module === 'object' && module.exports) {
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// define a CommonJS module that requires 'leaflet' and 'screenfull'
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module.exports = factory(require('leaflet'), require('screenfull'));
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} else {
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// Assume 'leaflet' and 'screenfull' are loaded into global variable already
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factory(root.L, root.screenfull);
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}
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}(typeof self !== 'undefined' ? self : this, function (leaflet, screenfull) {
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'use strict';
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leaflet.Control.FullScreen = leaflet.Control.extend({
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options: {
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position: 'topleft',
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title: 'Full Screen',
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titleCancel: 'Exit Full Screen',
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forceSeparateButton: false,
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forcePseudoFullscreen: false,
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fullscreenElement: false
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},
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_screenfull: screenfull,
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onAdd: function (map) {
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var className = 'leaflet-control-zoom-fullscreen', container, content = '';
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if (map.zoomControl && !this.options.forceSeparateButton) {
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container = map.zoomControl._container;
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} else {
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container = leaflet.DomUtil.create('div', 'leaflet-bar');
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}
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if (this.options.content) {
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content = this.options.content;
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} else {
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className += ' fullscreen-icon';
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}
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this._createButton(this.options.title, className, content, container, this.toggleFullScreen, this);
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this._map.fullscreenControl = this;
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this._map.on('enterFullscreen exitFullscreen', this._toggleState, this);
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return container;
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},
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onRemove: function () {
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leaflet.DomEvent
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.off(this.link, 'click', leaflet.DomEvent.stop)
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.off(this.link, 'click', this.toggleFullScreen, this);
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if (this._screenfull.isEnabled) {
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leaflet.DomEvent
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.off(this._container, this._screenfull.raw.fullscreenchange, leaflet.DomEvent.stop)
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.off(this._container, this._screenfull.raw.fullscreenchange, this._handleFullscreenChange, this);
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leaflet.DomEvent
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.off(document, this._screenfull.raw.fullscreenchange, leaflet.DomEvent.stop)
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.off(document, this._screenfull.raw.fullscreenchange, this._handleFullscreenChange, this);
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}
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},
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_createButton: function (title, className, content, container, fn, context) {
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this.link = leaflet.DomUtil.create('a', className, container);
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this.link.href = '#';
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this.link.title = title;
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this.link.innerHTML = content;
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this.link.setAttribute('role', 'button');
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this.link.setAttribute('aria-label', title);
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L.DomEvent.disableClickPropagation(container);
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leaflet.DomEvent
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.on(this.link, 'click', leaflet.DomEvent.stop)
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.on(this.link, 'click', fn, context);
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if (this._screenfull.isEnabled) {
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leaflet.DomEvent
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.on(container, this._screenfull.raw.fullscreenchange, leaflet.DomEvent.stop)
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.on(container, this._screenfull.raw.fullscreenchange, this._handleFullscreenChange, context);
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leaflet.DomEvent
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.on(document, this._screenfull.raw.fullscreenchange, leaflet.DomEvent.stop)
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.on(document, this._screenfull.raw.fullscreenchange, this._handleFullscreenChange, context);
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}
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return this.link;
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},
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toggleFullScreen: function () {
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var map = this._map;
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map._exitFired = false;
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if (map._isFullscreen) {
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if (this._screenfull.isEnabled && !this.options.forcePseudoFullscreen) {
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this._screenfull.exit();
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} else {
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leaflet.DomUtil.removeClass(this.options.fullscreenElement ? this.options.fullscreenElement : map._container, 'leaflet-pseudo-fullscreen');
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map.invalidateSize();
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}
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map.fire('exitFullscreen');
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map._exitFired = true;
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map._isFullscreen = false;
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}
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else {
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if (this._screenfull.isEnabled && !this.options.forcePseudoFullscreen) {
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this._screenfull.request(this.options.fullscreenElement ? this.options.fullscreenElement : map._container);
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} else {
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leaflet.DomUtil.addClass(this.options.fullscreenElement ? this.options.fullscreenElement : map._container, 'leaflet-pseudo-fullscreen');
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map.invalidateSize();
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}
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map.fire('enterFullscreen');
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map._isFullscreen = true;
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}
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},
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_toggleState: function () {
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this.link.title = this._map._isFullscreen ? this.options.title : this.options.titleCancel;
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this._map._isFullscreen ? L.DomUtil.removeClass(this.link, 'leaflet-fullscreen-on') : L.DomUtil.addClass(this.link, 'leaflet-fullscreen-on');
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},
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_handleFullscreenChange: function () {
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var map = this._map;
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map.invalidateSize();
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if (!this._screenfull.isFullscreen && !map._exitFired) {
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map.fire('exitFullscreen');
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map._exitFired = true;
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map._isFullscreen = false;
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}
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}
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});
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leaflet.Map.include({
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toggleFullscreen: function () {
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this.fullscreenControl.toggleFullScreen();
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}
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});
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leaflet.Map.addInitHook(function () {
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if (this.options.fullscreenControl) {
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this.addControl(leaflet.control.fullscreen(this.options.fullscreenControlOptions));
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}
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});
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leaflet.control.fullscreen = function (options) {
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return new leaflet.Control.FullScreen(options);
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};
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// must return an object containing also screenfull to make screenfull
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// available outside of this package, if used as an amd module,
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// as webpack cannot handle amd define with moduleid
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return {leaflet: leaflet, screenfull: screenfull};
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}));
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