761aa0ea5c
It was a workaround added in #1761 to hide the button tooltip on OSX / Chrome 32 and 33. Because we're not using the tooltips anymore (see #2781) and this version of chrome is deprecated this workaround can be removed.
80 lines
2.1 KiB
JavaScript
80 lines
2.1 KiB
JavaScript
goog.provide('ol.control.ZoomToExtent');
|
|
|
|
goog.require('goog.asserts');
|
|
goog.require('goog.dom');
|
|
goog.require('goog.dom.TagName');
|
|
goog.require('goog.events');
|
|
goog.require('goog.events.EventType');
|
|
goog.require('ol.control.Control');
|
|
goog.require('ol.css');
|
|
|
|
|
|
|
|
/**
|
|
* @classdesc
|
|
* A button control which, when pressed, changes the map view to a specific
|
|
* extent. To style this control use the css selector `.ol-zoom-extent`.
|
|
*
|
|
* @constructor
|
|
* @extends {ol.control.Control}
|
|
* @param {olx.control.ZoomToExtentOptions=} opt_options Options.
|
|
* @api stable
|
|
*/
|
|
ol.control.ZoomToExtent = function(opt_options) {
|
|
var options = goog.isDef(opt_options) ? opt_options : {};
|
|
|
|
/**
|
|
* @type {ol.Extent}
|
|
* @private
|
|
*/
|
|
this.extent_ = goog.isDef(options.extent) ? options.extent : null;
|
|
|
|
var className = goog.isDef(options.className) ? options.className :
|
|
'ol-zoom-extent';
|
|
|
|
var label = goog.isDef(options.label) ? options.label : 'E';
|
|
var tipLabel = goog.isDef(options.tipLabel) ?
|
|
options.tipLabel : 'Fit to extent';
|
|
var button = goog.dom.createDom(goog.dom.TagName.BUTTON, {
|
|
'type': 'button',
|
|
'title': tipLabel
|
|
}, label);
|
|
|
|
goog.events.listen(button, goog.events.EventType.CLICK,
|
|
this.handleClick_, false, this);
|
|
|
|
var cssClasses = className + ' ' + ol.css.CLASS_UNSELECTABLE + ' ' +
|
|
ol.css.CLASS_CONTROL;
|
|
var element = goog.dom.createDom(goog.dom.TagName.DIV, cssClasses, button);
|
|
|
|
goog.base(this, {
|
|
element: element,
|
|
target: options.target
|
|
});
|
|
};
|
|
goog.inherits(ol.control.ZoomToExtent, ol.control.Control);
|
|
|
|
|
|
/**
|
|
* @param {goog.events.BrowserEvent} event The event to handle
|
|
* @private
|
|
*/
|
|
ol.control.ZoomToExtent.prototype.handleClick_ = function(event) {
|
|
event.preventDefault();
|
|
this.handleZoomToExtent_();
|
|
};
|
|
|
|
|
|
/**
|
|
* @private
|
|
*/
|
|
ol.control.ZoomToExtent.prototype.handleZoomToExtent_ = function() {
|
|
var map = this.getMap();
|
|
var view = map.getView();
|
|
var extent = goog.isNull(this.extent_) ?
|
|
view.getProjection().getExtent() : this.extent_;
|
|
var size = map.getSize();
|
|
goog.asserts.assert(goog.isDef(size), 'size should be defined');
|
|
view.fit(extent, size);
|
|
};
|