Files
openlayers/examples/overlay.js
2014-02-06 16:56:15 +01:00

67 lines
1.6 KiB
JavaScript

goog.require('ol.Map');
goog.require('ol.Overlay');
goog.require('ol.OverlayPositioning');
goog.require('ol.RendererHints');
goog.require('ol.View2D');
goog.require('ol.coordinate');
goog.require('ol.layer.Tile');
goog.require('ol.proj');
goog.require('ol.source.MapQuest');
var layer = new ol.layer.Tile({
source: new ol.source.MapQuest({layer: 'sat'})
});
var map = new ol.Map({
layers: [layer],
renderer: ol.RendererHints.createFromQueryData(),
target: 'map',
view: new ol.View2D({
center: [0, 0],
zoom: 2
})
});
var pos = ol.proj.transform([16.3725, 48.208889], 'EPSG:4326', 'EPSG:3857');
// Vienna marker
var marker = new ol.Overlay({
position: pos,
positioning: ol.OverlayPositioning.CENTER_CENTER,
element: document.getElementById('marker'),
stopEvent: false
});
map.addOverlay(marker);
// Vienna label
var vienna = new ol.Overlay({
position: pos,
element: document.getElementById('vienna')
});
map.addOverlay(vienna);
// Popup showing the position the user clicked
var popup = new ol.Overlay({
element: document.getElementById('popup')
});
map.addOverlay(popup);
map.on('singleclick', function(evt) {
var element = popup.getElement();
var coordinate = evt.coordinate;
var hdms = ol.coordinate.toStringHDMS(ol.proj.transform(
coordinate, 'EPSG:3857', 'EPSG:4326'));
$(element).popover('destroy');
popup.setPosition(coordinate);
// the keys are quoted to prevent renaming in ADVANCED_OPTIMIZATIONS mode.
$(element).popover({
'placement': 'top',
'animation': false,
'html': true,
'content': '<p>The location you clicked was:</p><code>' + hdms + '</code>'
});
$(element).popover('show');
});