77 lines
1.8 KiB
JavaScript
77 lines
1.8 KiB
JavaScript
goog.provide('ol.test.interaction.Snap');
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describe('ol.interaction.Snap', function() {
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describe('constructor', function() {
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it('can be constructed without arguments', function() {
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var instance = new ol.interaction.Snap();
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expect(instance).to.be.an(ol.interaction.Snap);
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});
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});
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describe('handleEvent_', function() {
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var target, map;
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var width = 360;
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var height = 180;
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beforeEach(function(done) {
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target = document.createElement('div');
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var style = target.style;
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style.position = 'absolute';
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style.left = '-1000px';
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style.top = '-1000px';
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style.width = width + 'px';
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style.height = height + 'px';
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document.body.appendChild(target);
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map = new ol.Map({
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target: target,
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view: new ol.View({
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projection: 'EPSG:4326',
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center: [0, 0],
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resolution: 1
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})
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});
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map.on('postrender', function() {
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done();
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});
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});
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afterEach(function() {
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goog.dispose(map);
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document.body.removeChild(target);
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});
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it('can handle XYZ coordinates', function() {
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var point = new ol.Feature(new ol.geom.Point([0, 0, 123]));
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var snapInteraction = new ol.interaction.Snap({
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features: new ol.Collection([point])
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});
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snapInteraction.setMap(map);
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var event = {
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pixel: [width / 2, height / 2],
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coordinate: [0, 0],
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map: map
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};
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ol.interaction.Snap.handleEvent_.call(snapInteraction, event);
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// check that the coordinate is in XY and not XYZ
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expect(event.coordinate).to.eql([0, 0]);
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});
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});
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});
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goog.require('ol.Collection');
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goog.require('ol.Feature');
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goog.require('ol.Map');
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goog.require('ol.View');
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goog.require('ol.geom.Point');
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goog.require('ol.interaction.Snap');
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