var map = new GMap2();
map.setCenter(new GLatLng(39.917, 116.397), 14);
// 在随机位置向地图中添加 10 个标记
var bounds = map.getBoundsAsync(function(bounds) {
var southWest = bounds.getSouthWest();
var northEast = bounds.getNorthEast();
var lngSpan = northEast.lng() - southWest.lng();
var latSpan = northEast.lat() - southWest.lat();
for (var i = 0; i < 10; i++) {
var point = new GLatLng(southWest.lat() + latSpan * Math.random(),
southWest.lng() + lngSpan * Math.random());
map.addOverlay(new GMarker(point));
}
});
]]>