Files
openlayers/examples/tissot.js
2014-06-27 09:59:39 -04:00

46 lines
1.0 KiB
JavaScript

goog.require('ol.Feature');
goog.require('ol.Map');
goog.require('ol.View');
goog.require('ol.geom.Polygon');
goog.require('ol.layer.Tile');
goog.require('ol.layer.Vector');
goog.require('ol.source.TileWMS');
goog.require('ol.source.Vector');
goog.require('ol.sphere.WGS84');
var vectorSource = new ol.source.Vector();
var map = new ol.Map({
layers: [
new ol.layer.Tile({
source: new ol.source.TileWMS({
url: 'http://vmap0.tiles.osgeo.org/wms/vmap0',
params: {
'VERSION': '1.1.1',
'LAYERS': 'basic',
'FORMAT': 'image/jpeg'
}
})
}),
new ol.layer.Vector({
source: vectorSource
})
],
renderer: 'canvas',
target: 'map',
view: new ol.View({
projection: 'EPSG:4326',
center: [0, 0],
zoom: 2
})
});
var radius = 800000;
for (var x = -180; x < 180; x += 30) {
for (var y = -90; y < 90; y += 30) {
var circle = ol.geom.Polygon.circular(ol.sphere.WGS84, [x, y], radius, 64);
vectorSource.addFeature(new ol.Feature(circle));
}
}