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