diff --git a/examples/layer-extent.html b/examples/layer-extent.html
index f844b39fb1..74169f8cd9 100644
--- a/examples/layer-extent.html
+++ b/examples/layer-extent.html
@@ -4,14 +4,12 @@ title: Limited Layer Extent
shortdesc: Restricting layer rendering to a limited extent.
docs: >
This example uses the layer.setExtent() method to
- modify the extent of the overlay layer. Use the controls below
- to limit rendering based on an extent.
+ modify the extent of the overlay layer. Use the controls above
+ to limit rendering based on an extent (approximate country bounds).
tags: "extent, tilejson"
---
-northwest
-northeast
-southeast
-southwest
-world
-draw
+India
+Argentina
+Nigeria
+Sweden
diff --git a/examples/layer-extent.js b/examples/layer-extent.js
index 1772d5db2b..4e46ca1daf 100644
--- a/examples/layer-extent.js
+++ b/examples/layer-extent.js
@@ -3,7 +3,6 @@ goog.require('ol.View');
goog.require('ol.layer.Tile');
goog.require('ol.proj');
goog.require('ol.source.TileJSON');
-goog.require('ol.interaction.Draw');
goog.require('ol.interaction.DragRotateAndZoom');
function transform(extent) {
@@ -11,11 +10,10 @@ function transform(extent) {
}
var extents = {
- northwest: transform([-180, 0, 0, 85]),
- northeast: transform([0, 0, 180, 85]),
- southeast: transform([0, -85, 180, 0]),
- southwest: transform([-180, -85, 0, 0]),
- world: transform([-180, -85, 180, 85])
+ India: transform([68.17665, 7.96553, 97.40256, 35.49401]),
+ Argentina: transform([-73.41544, -55.25, -53.62835, -21.83231]),
+ Nigeria: transform([2.6917, 4.24059, 14.57718, 13.86592]),
+ Sweden: transform([11.02737, 55.36174, 23.90338, 69.10625])
};
var base = new ol.layer.Tile({
@@ -27,7 +25,7 @@ var base = new ol.layer.Tile({
});
var overlay = new ol.layer.Tile({
- extent: extents.northwest,
+ extent: extents.India,
source: new ol.source.TileJSON({
url: 'http://api.tiles.mapbox.com/v3/' +
'mapbox.world-glass.json',
@@ -45,37 +43,8 @@ var map = new ol.Map({
})
});
-function box(coordinates, geometry) {
- if (!geometry) {
- geometry = new ol.geom.Polygon(null);
- }
- var start = coordinates[0];
- var end = coordinates[1];
-
- geometry.setCoordinates([
- [start, [start[0], end[1]], end, [end[0], start[1]], start]
- ]);
- return geometry;
-}
-
-
-var draw = new ol.interaction.Draw({
- type: /** @type {ol.geom.GeometryType} */ ('LineString'),
- geometryFunction: box,
- maxPoints: 2
-});
-
-draw.on('drawend', function(ev) {
- var extent = ev.feature.getGeometry().getExtent();
- overlay.setExtent(extent);
-});
-
map.addInteraction(new ol.interaction.DragRotateAndZoom());
-document.getElementById('draw').onclick = function() {
- map.addInteraction(draw);
-};
-
for (var key in extents) {
document.getElementById(key).onclick = function(event) {
overlay.setExtent(extents[event.target.id]);