86 lines
2.0 KiB
JavaScript
86 lines
2.0 KiB
JavaScript
goog.provide('ol.test.interaction.DragZoom');
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describe('ol.interaction.DragZoom', function() {
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var target, map, source;
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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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source = new ol.source.Vector();
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var layer = new ol.layer.Vector({source: source});
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map = new ol.Map({
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target: target,
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layers: [layer],
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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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describe('constructor', function() {
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it('can be constructed without arguments', function() {
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var instance = new ol.interaction.DragZoom();
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expect(instance).to.be.an(ol.interaction.DragZoom);
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});
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});
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describe('#onBoxEnd()', function() {
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it('centers the view on the box geometry', function(done) {
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var interaction = new ol.interaction.DragZoom({
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duration: 10
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});
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map.addInteraction(interaction);
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var box = new ol.render.Box();
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var extent = [-110, 40, -90, 60];
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box.geometry_ = ol.geom.Polygon.fromExtent(extent);
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interaction.box_ = box;
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interaction.onBoxEnd();
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setTimeout(function() {
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var view = map.getView();
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var center = view.getCenter();
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expect(center).to.eql(ol.extent.getCenter(extent));
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done();
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}, 50);
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});
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});
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});
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goog.require('goog.dispose');
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goog.require('ol.Map');
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goog.require('ol.View');
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goog.require('ol.extent');
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goog.require('ol.geom.Polygon');
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goog.require('ol.interaction.DragZoom');
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goog.require('ol.layer.Vector');
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goog.require('ol.render.Box');
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goog.require('ol.source.Vector');
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