Remove snap code from synthetic-points example

examples/synthetic-points.js

@@ -1,7 +1,6 @@
 goog.require('ol.Feature');
 goog.require('ol.Map');
 goog.require('ol.View');
-goog.require('ol.geom.LineString');
 goog.require('ol.geom.Point');
 goog.require('ol.layer.Vector');
 goog.require('ol.source.Vector');
@@ -60,63 +59,6 @@ var map = new ol.Map({
   })
 });
 
-var point = null;
-var line = null;
-var displaySnap = function(coordinate) {
-  var closestFeature = vectorSource.getClosestFeatureToCoordinate(coordinate);
-  if (closestFeature === null) {
-    point = null;
-    line = null;
-  } else {
-    var geometry = closestFeature.getGeometry();
-    var closestPoint = geometry.getClosestPoint(coordinate);
-    if (point === null) {
-      point = new ol.geom.Point(closestPoint);
-    } else {
-      point.setCoordinates(closestPoint);
-    }
-    if (line === null) {
-      line = new ol.geom.LineString([coordinate, closestPoint]);
-    } else {
-      line.setCoordinates([coordinate, closestPoint]);
-    }
-  }
-  map.render();
-};
-
-$(map.getViewport()).on('mousemove', function(evt) {
-  var coordinate = map.getEventCoordinate(evt.originalEvent);
-  displaySnap(coordinate);
-});
-
-map.on('click', function(evt) {
-  displaySnap(evt.coordinate);
-});
-
-var imageStyle = new ol.style.Circle({
-  radius: 10,
-  fill: null,
-  stroke: new ol.style.Stroke({
-    color: 'rgba(255,255,0,0.9)',
-    width: 3
-  })
-});
-var strokeStyle = new ol.style.Stroke({
-  color: 'rgba(255,255,0,0.9)',
-  width: 3
-});
-map.on('postcompose', function(evt) {
-  var vectorContext = evt.vectorContext;
-  if (point !== null) {
-    vectorContext.setImageStyle(imageStyle);
-    vectorContext.drawPointGeometry(point);
-  }
-  if (line !== null) {
-    vectorContext.setFillStrokeStyle(null, strokeStyle);
-    vectorContext.drawLineStringGeometry(line);
-  }
-});
-
 $(map.getViewport()).on('mousemove', function(e) {
   var pixel = map.getEventPixel(e.originalEvent);