45 lines
1.0 KiB
JavaScript
45 lines
1.0 KiB
JavaScript
goog.require('ol.Coordinate');
|
|
goog.require('ol.Map');
|
|
goog.require('ol.View2D');
|
|
goog.require('ol.control.ZoomSlider');
|
|
goog.require('ol.layer.TileLayer');
|
|
goog.require('ol.source.MapQuestOpenAerial');
|
|
|
|
|
|
/**
|
|
* Helper method for map-creation.
|
|
*
|
|
* @param {string} divId The id of the div for the map.
|
|
* @return {ol.Map} The ol.Map instance.
|
|
*/
|
|
var createMap = function(divId) {
|
|
var source, layer, map, zoomslider, resolutions, minRes, maxRes;
|
|
|
|
source = new ol.source.MapQuestOpenAerial();
|
|
resolutions = source.getResolutions();
|
|
minRes = resolutions[resolutions.length - 1];
|
|
maxRes = resolutions[0];
|
|
|
|
layer = new ol.layer.TileLayer({
|
|
source: source
|
|
});
|
|
map = new ol.Map({
|
|
layers: [layer],
|
|
target: divId,
|
|
view: new ol.View2D({
|
|
center: new ol.Coordinate(0, 0),
|
|
zoom: 2
|
|
})
|
|
});
|
|
zoomslider = new ol.control.ZoomSlider({
|
|
minResolution: minRes,
|
|
maxResolution: maxRes,
|
|
map: map
|
|
});
|
|
return map;
|
|
};
|
|
|
|
var map1 = createMap('map1');
|
|
var map2 = createMap('map2');
|
|
var map3 = createMap('map3');
|