151 lines
3.9 KiB
JavaScript
151 lines
3.9 KiB
JavaScript
goog.provide('ol.control.FullScreen');
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goog.require('goog.asserts');
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goog.require('goog.dom');
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goog.require('goog.dom.TagName');
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goog.require('goog.dom.fullscreen');
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goog.require('goog.dom.fullscreen.EventType');
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goog.require('goog.events');
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goog.require('goog.events.EventType');
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goog.require('ol.control.Control');
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goog.require('ol.css');
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/**
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* @classdesc
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* Provides a button that when clicked fills up the full screen with the map.
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* When in full screen mode, a close button is shown to exit full screen mode.
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* The [Fullscreen API](http://www.w3.org/TR/fullscreen/) is used to
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* toggle the map in full screen mode.
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*
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*
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* @constructor
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* @extends {ol.control.Control}
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* @param {olx.control.FullScreenOptions=} opt_options Options.
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* @api stable
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*/
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ol.control.FullScreen = function(opt_options) {
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var options = goog.isDef(opt_options) ? opt_options : {};
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/**
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* @private
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* @type {string}
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*/
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this.cssClassName_ = goog.isDef(options.className) ?
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options.className : 'ol-full-screen';
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var label = goog.isDef(options.label) ? options.label : '\u2194';
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/**
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* @private
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* @type {Node}
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*/
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this.labelNode_ = /** @type {Node} */ (goog.isString(label) ?
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goog.dom.createTextNode(label) : label);
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var labelActive = goog.isDef(options.labelActive) ?
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options.labelActive : '\u00d7';
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/**
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* @private
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* @type {Node}
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*/
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this.labelActiveNode_ = /** @type {Node} */ (goog.isString(labelActive) ?
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goog.dom.createTextNode(labelActive) : labelActive);
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var tipLabel = goog.isDef(options.tipLabel) ?
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options.tipLabel : 'Toggle full-screen';
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var button = goog.dom.createDom(goog.dom.TagName.BUTTON, {
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'class': this.cssClassName_ + '-' + goog.dom.fullscreen.isFullScreen(),
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'type': 'button',
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'title': tipLabel
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}, this.labelNode_);
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goog.events.listen(button, goog.events.EventType.CLICK,
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this.handleClick_, false, this);
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goog.events.listen(button, [
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goog.events.EventType.MOUSEOUT,
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goog.events.EventType.FOCUSOUT
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], function() {
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this.blur();
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}, false);
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goog.events.listen(goog.global.document,
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goog.dom.fullscreen.EventType.CHANGE,
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this.handleFullScreenChange_, false, this);
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var cssClasses = this.cssClassName_ + ' ' + ol.css.CLASS_UNSELECTABLE +
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' ' + ol.css.CLASS_CONTROL + ' ' +
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(!goog.dom.fullscreen.isSupported() ? ol.css.CLASS_UNSUPPORTED : '');
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var element = goog.dom.createDom(goog.dom.TagName.DIV, cssClasses, button);
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goog.base(this, {
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element: element,
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target: options.target
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});
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/**
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* @private
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* @type {boolean}
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*/
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this.keys_ = goog.isDef(options.keys) ? options.keys : false;
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};
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goog.inherits(ol.control.FullScreen, ol.control.Control);
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/**
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* @param {goog.events.BrowserEvent} event The event to handle
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* @private
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*/
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ol.control.FullScreen.prototype.handleClick_ = function(event) {
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event.preventDefault();
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this.handleFullScreen_();
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};
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/**
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* @private
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*/
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ol.control.FullScreen.prototype.handleFullScreen_ = function() {
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if (!goog.dom.fullscreen.isSupported()) {
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return;
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}
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var map = this.getMap();
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if (goog.isNull(map)) {
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return;
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}
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if (goog.dom.fullscreen.isFullScreen()) {
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goog.dom.fullscreen.exitFullScreen();
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} else {
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var target = map.getTarget();
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goog.asserts.assert(goog.isDefAndNotNull(target));
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var element = goog.dom.getElement(target);
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goog.asserts.assert(goog.isDefAndNotNull(element));
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if (this.keys_) {
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goog.dom.fullscreen.requestFullScreenWithKeys(element);
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} else {
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goog.dom.fullscreen.requestFullScreen(element);
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}
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}
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};
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/**
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* @private
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*/
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ol.control.FullScreen.prototype.handleFullScreenChange_ = function() {
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var map = this.getMap();
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if (goog.dom.fullscreen.isFullScreen()) {
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goog.dom.replaceNode(this.labelActiveNode_, this.labelNode_);
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} else {
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goog.dom.replaceNode(this.labelNode_, this.labelActiveNode_);
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}
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if (!goog.isNull(map)) {
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map.updateSize();
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}
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};
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