98 lines
2.9 KiB
JavaScript
98 lines
2.9 KiB
JavaScript
import DragRotateAndZoom from '../../../../../src/ol/interaction/DragRotateAndZoom.js';
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import Event from '../../../../../src/ol/events/Event.js';
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import Map from '../../../../../src/ol/Map.js';
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import MapBrowserEvent from '../../../../../src/ol/MapBrowserEvent.js';
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import VectorLayer from '../../../../../src/ol/layer/Vector.js';
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import VectorSource from '../../../../../src/ol/source/Vector.js';
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import View from '../../../../../src/ol/View.js';
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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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const instance = new DragRotateAndZoom();
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expect(instance).to.be.an(DragRotateAndZoom);
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});
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});
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describe('#handleDragEvent()', function () {
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let target, map, interaction;
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const width = 360;
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const height = 180;
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beforeEach(function (done) {
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target = document.createElement('div');
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const 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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const source = new VectorSource();
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const layer = new VectorLayer({source: source});
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interaction = new DragRotateAndZoom();
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map = new 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 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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const pointerEvent = new Event();
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pointerEvent.type = 'pointermove';
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pointerEvent.clientX = 20;
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pointerEvent.clientY = 10;
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pointerEvent.pointerType = 'mouse';
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let event = new MapBrowserEvent('pointermove', map, pointerEvent, true);
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interaction.lastAngle_ = Math.PI;
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let callCount = 0;
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let view = map.getView();
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view.on('change:rotation', function () {
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callCount++;
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});
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interaction.handleDragEvent(event);
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expect(callCount).to.be(1);
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expect(interaction.lastAngle_).to.be(-0.8308214428190254);
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callCount = 0;
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view = new 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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map.setView(view);
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view.on('change:rotation', function () {
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callCount++;
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});
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pointerEvent.type = 'pointermove';
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pointerEvent.clientX = 24;
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pointerEvent.clientY = 16;
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pointerEvent.pointerType = 'mouse';
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event = new MapBrowserEvent('pointermove', map, pointerEvent, true);
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interaction.handleDragEvent(event);
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expect(callCount).to.be(0);
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});
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});
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});
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