87 lines
2.6 KiB
JavaScript
87 lines
2.6 KiB
JavaScript
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goog.require('ol.Map');
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goog.require('ol.MapBrowserPointerEvent');
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goog.require('ol.View');
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goog.require('ol.interaction.DragRotateAndZoom');
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goog.require('ol.interaction.Interaction');
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goog.require('ol.layer.Vector');
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goog.require('ol.pointer.PointerEvent');
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goog.require('ol.source.Vector');
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describe('ol.interaction.DragRotateAndZoom', 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.DragRotateAndZoom();
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expect(instance).to.be.an(ol.interaction.DragRotateAndZoom);
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});
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});
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describe('#handleDragEvent_()', function() {
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var target, map, interaction;
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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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var source = new ol.source.Vector();
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var layer = new ol.layer.Vector({source: source});
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interaction = new ol.interaction.DragRotateAndZoom();
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map = new ol.Map({
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target: target,
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layers: [layer],
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interactions: [interaction],
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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.once('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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map.dispose();
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document.body.removeChild(target);
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});
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it('does not rotate when rotation is disabled on the view', function() {
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var event = new ol.MapBrowserPointerEvent('pointermove', map,
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new ol.pointer.PointerEvent('pointermove', {clientX: 20, clientY: 10}, {pointerType: 'mouse'}),
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true);
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interaction.lastAngle_ = Math.PI;
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var spy = sinon.spy(ol.interaction.Interaction, 'rotateWithoutConstraints');
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interaction.handleDragEvent_(event);
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expect(spy.callCount).to.be(1);
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expect(interaction.lastAngle_).to.be(-0.8308214428190254);
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map.setView(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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enableRotation: false
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}));
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event = new ol.MapBrowserPointerEvent('pointermove', map,
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new ol.pointer.PointerEvent('pointermove', {clientX: 24, clientY: 16}, {pointerType: 'mouse'}),
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true);
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interaction.handleDragEvent_(event);
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expect(spy.callCount).to.be(1);
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ol.interaction.Interaction.rotateWithoutConstraints.restore();
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});
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});
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});
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