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(function() {
L.Control.FullScreen = L.Control.extend({
options: {
position: 'topleft',
title: 'Full Screen',
forceSeparateButton: false,
forcePseudoFullscreen: false
},
onAdd: function (map) {
var className = 'leaflet-control-zoom-fullscreen', container;
if (map.zoomControl && !this.options.forceSeparateButton) {
container = map.zoomControl._container;
} else {
container = L.DomUtil.create('div', 'leaflet-bar');
}
this._createButton(this.options.title, className, container, this.toggleFullScreen, this);
return container;
},
_createButton: function (title, className, container, fn, context) {
var link = L.DomUtil.create('a', className, container);
link.href = '#';
link.title = title;
L.DomEvent
.addListener(link, 'click', L.DomEvent.stopPropagation)
.addListener(link, 'click', L.DomEvent.preventDefault)
.addListener(link, 'click', fn, context);
L.DomEvent
.addListener(container, fullScreenApi.fullScreenEventName, L.DomEvent.stopPropagation)
.addListener(container, fullScreenApi.fullScreenEventName, L.DomEvent.preventDefault)
.addListener(container, fullScreenApi.fullScreenEventName, this._handleEscKey, context);
L.DomEvent
.addListener(document, fullScreenApi.fullScreenEventName, L.DomEvent.stopPropagation)
.addListener(document, fullScreenApi.fullScreenEventName, L.DomEvent.preventDefault)
.addListener(document, fullScreenApi.fullScreenEventName, this._handleEscKey, context);
return link;
},
toggleFullScreen: function () {
var map = this._map;
map._exitFired = false;
if (map._isFullscreen) {
if (fullScreenApi.supportsFullScreen && !this.options.forcePseudoFullscreen) {
fullScreenApi.cancelFullScreen(map._container);
} else {
L.DomUtil.removeClass(map._container, 'leaflet-pseudo-fullscreen');
}
map.invalidateSize();
map.fire('exitFullscreen');
map._exitFired = true;
map._isFullscreen = false;
}
else {
if (fullScreenApi.supportsFullScreen && !this.options.forcePseudoFullscreen) {
fullScreenApi.requestFullScreen(map._container);
} else {
L.DomUtil.addClass(map._container, 'leaflet-pseudo-fullscreen');
}
map.invalidateSize();
map.fire('enterFullscreen');
map._isFullscreen = true;
}
},
_handleEscKey: function () {
var map = this._map;
if (!fullScreenApi.isFullScreen(map) && !map._exitFired) {
map.fire('exitFullscreen');
map._exitFired = true;
map._isFullscreen = false;
}
}
});
L.Map.addInitHook(function () {
if (this.options.fullscreenControl) {
this.fullscreenControl = L.control.fullscreen(this.options.fullscreenControlOptions);
this.addControl(this.fullscreenControl);
}
});
L.control.fullscreen = function (options) {
return new L.Control.FullScreen(options);
};
/*
Native FullScreen JavaScript API
-------------
Assumes Mozilla naming conventions instead of W3C for now
source : http://johndyer.name/native-fullscreen-javascript-api-plus-jquery-plugin/
*/
var
fullScreenApi = {
supportsFullScreen: false,
isFullScreen: function() { return false; },
requestFullScreen: function() {},
cancelFullScreen: function() {},
fullScreenEventName: '',
prefix: ''
},
browserPrefixes = 'webkit moz o ms khtml'.split(' ');
// check for native support
if (typeof document.exitFullscreen !== 'undefined') {
fullScreenApi.supportsFullScreen = true;
} else {
// check for fullscreen support by vendor prefix
for (var i = 0, il = browserPrefixes.length; i < il; i++ ) {
fullScreenApi.prefix = browserPrefixes[i];
if (typeof document[fullScreenApi.prefix + 'CancelFullScreen' ] !== 'undefined' ) {
fullScreenApi.supportsFullScreen = true;
break;
}
}
}
// update methods to do something useful
if (fullScreenApi.supportsFullScreen) {
fullScreenApi.fullScreenEventName = fullScreenApi.prefix + 'fullscreenchange';
fullScreenApi.isFullScreen = function() {
switch (this.prefix) {
case '':
return document.fullScreen;
case 'webkit':
return document.webkitIsFullScreen;
default:
return document[this.prefix + 'FullScreen'];
}
};
fullScreenApi.requestFullScreen = function(el) {
return (this.prefix === '') ? el.requestFullscreen() : el[this.prefix + 'RequestFullScreen']();
};
fullScreenApi.cancelFullScreen = function(el) {
return (this.prefix === '') ? document.exitFullscreen() : document[this.prefix + 'CancelFullScreen']();
};
}
// jQuery plugin
if (typeof jQuery !== 'undefined') {
jQuery.fn.requestFullScreen = function() {
return this.each(function() {
var el = jQuery(this);
if (fullScreenApi.supportsFullScreen) {
fullScreenApi.requestFullScreen(el);
}
});
};
}
// export api
window.fullScreenApi = fullScreenApi;
})();
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