ac3a2d960a
Transforms the old rendering tests for the TileLayer to the new rendering test approach. The render-listener test is kept in the old format for know.
101 lines
2.9 KiB
JavaScript
101 lines
2.9 KiB
JavaScript
import Map from '../../../../src/ol/Map.js';
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import View from '../../../../src/ol/View.js';
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import Point from '../../../../src/ol/geom/Point.js';
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import TileLayer from '../../../../src/ol/layer/Tile.js';
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import {assign} from '../../../../src/ol/obj.js';
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import {transform} from '../../../../src/ol/proj.js';
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import XYZ from '../../../../src/ol/source/XYZ.js';
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import CircleStyle from '../../../../src/ol/style/Circle.js';
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import Fill from '../../../../src/ol/style/Fill.js';
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import Stroke from '../../../../src/ol/style/Stroke.js';
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describe('ol.rendering.layer.Tile', function() {
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let map;
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function createMap(renderer, opt_center, opt_size, opt_pixelRatio, opt_resolutions) {
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const MapConstructor = Map;
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const size = opt_size !== undefined ? opt_size : [50, 50];
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map = new MapConstructor({
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pixelRatio: opt_pixelRatio || 1,
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target: createMapDiv(size[0], size[1]),
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view: new View({
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center: opt_center !== undefined ? opt_center : transform(
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[-122.416667, 37.783333], 'EPSG:4326', 'EPSG:3857'),
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resolutions: opt_resolutions,
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zoom: 5
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})
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});
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}
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afterEach(function() {
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if (map) {
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disposeMap(map);
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}
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map = null;
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});
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function waitForTiles(renderer, sources, layerOptions, onTileLoaded) {
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const LayerConstructor = TileLayer;
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let tilesLoading = 0;
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let tileLoaded = 0;
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const update = function() {
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if (tilesLoading === tileLoaded) {
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onTileLoaded();
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}
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};
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sources.forEach(function(source, i) {
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source.on('tileloadstart', function(event) {
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tilesLoading++;
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});
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source.on('tileloadend', function(event) {
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tileLoaded++;
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update();
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});
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source.on('tileloaderror', function(event) {
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expect().fail('Tile failed to load');
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});
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const options = {
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source: source
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};
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assign(options, layerOptions[i] || layerOptions);
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map.addLayer(new LayerConstructor(options));
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});
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}
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describe('tile layer with render listener', function() {
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let source, onAddLayer;
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beforeEach(function() {
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source = new XYZ({
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url: 'rendering/ol/data/tiles/osm/{z}/{x}/{y}.png',
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transition: 0
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});
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onAddLayer = function(evt) {
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evt.element.on('render', function(e) {
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e.vectorContext.setImageStyle(new CircleStyle({
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radius: 5,
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fill: new Fill({color: 'yellow'}),
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stroke: new Stroke({color: 'red', width: 1})
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}));
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e.vectorContext.drawPoint(new Point(
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transform([-123, 38], 'EPSG:4326', 'EPSG:3857')));
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});
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};
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});
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it('works with the canvas renderer', function(done) {
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createMap('canvas', undefined, [100, 100]);
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map.getLayers().on('add', onAddLayer);
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waitForTiles('canvas', [source], {}, function() {
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expectResemble(map, 'rendering/ol/layer/expected/render-canvas.png',
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IMAGE_TOLERANCE, done);
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});
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});
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});
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});
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